Atmos Energy Corp NYSE:ATO Historical Prices

Below are the 8000 trading days of historical prices for ATO.

#	Exchange	Symbol	Date	Open	High	Low	Close
8000	NYSE	ATO	Fri, Mar 1, 2024	112.62	113.23	111.26	112.73
7999	NYSE	ATO	Thu, Feb 29, 2024	113.11	113.56	112.62	112.91
7998	NYSE	ATO	Wed, Feb 28, 2024	112.46	113.27	111.85	112.46
7997	NYSE	ATO	Tue, Feb 27, 2024	112.05	112.62	111.52	112.53
7996	NYSE	ATO	Mon, Feb 26, 2024	112.53	112.53	111.02	111.62
7995	NYSE	ATO	Fri, Feb 23, 2024	113.39	114.03	112.74	112.76
7994	NYSE	ATO	Thu, Feb 22, 2024	113.67	114.61	113.03	113.39
7993	NYSE	ATO	Wed, Feb 21, 2024	114.03	114.99	113.69	114.69
7992	NYSE	ATO	Tue, Feb 20, 2024	114.07	115.66	113.55	113.69
7991	NYSE	ATO	Fri, Feb 16, 2024	113.65	114.51	113.30	113.95
7990	NYSE	ATO	Thu, Feb 15, 2024	113.29	114.59	113.29	114.27
7989	NYSE	ATO	Wed, Feb 14, 2024	111.80	113.29	111.54	112.98
7988	NYSE	ATO	Tue, Feb 13, 2024	113.65	113.75	110.46	111.75
7987	NYSE	ATO	Mon, Feb 12, 2024	113.26	114.30	112.98	114.00
7986	NYSE	ATO	Fri, Feb 9, 2024	112.59	113.51	112.59	113.11
7985	NYSE	ATO	Thu, Feb 8, 2024	111.46	113.04	111.35	112.93
7984	NYSE	ATO	Wed, Feb 7, 2024	113.26	113.26	110.64	111.93
7983	NYSE	ATO	Tue, Feb 6, 2024	111.50	111.96	110.84	111.81
7982	NYSE	ATO	Mon, Feb 5, 2024	112.71	113.06	111.23	111.78
7981	NYSE	ATO	Fri, Feb 2, 2024	114.66	115.04	112.65	113.77
7980	NYSE	ATO	Thu, Feb 1, 2024	114.04	115.82	113.31	115.79
7979	NYSE	ATO	Wed, Jan 31, 2024	115.54	115.90	113.19	113.94
7978	NYSE	ATO	Tue, Jan 30, 2024	113.91	114.96	113.56	114.51
7977	NYSE	ATO	Mon, Jan 29, 2024	113.76	114.50	113.30	114.26
7976	NYSE	ATO	Fri, Jan 26, 2024	114.29	114.49	113.42	113.70
7975	NYSE	ATO	Thu, Jan 25, 2024	111.39	114.03	111.34	113.92
7974	NYSE	ATO	Wed, Jan 24, 2024	113.38	113.47	110.72	110.89
7973	NYSE	ATO	Tue, Jan 23, 2024	111.65	113.28	111.65	112.70
7972	NYSE	ATO	Mon, Jan 22, 2024	113.27	113.87	112.44	113.14
7971	NYSE	ATO	Fri, Jan 19, 2024	113.30	113.50	112.15	113.08
7970	NYSE	ATO	Thu, Jan 18, 2024	112.47	112.51	111.16	112.43
7969	NYSE	ATO	Wed, Jan 17, 2024	113.51	114.47	111.80	112.74
7968	NYSE	ATO	Tue, Jan 16, 2024	115.15	115.88	113.76	114.08
7967	NYSE	ATO	Fri, Jan 12, 2024	116.17	116.63	115.47	115.79
7966	NYSE	ATO	Thu, Jan 11, 2024	117.76	117.76	115.24	115.39
7965	NYSE	ATO	Wed, Jan 10, 2024	118.52	118.78	117.66	118.04
7964	NYSE	ATO	Tue, Jan 9, 2024	118.48	118.81	117.72	118.36
7963	NYSE	ATO	Mon, Jan 8, 2024	118.23	118.92	117.38	118.85
7962	NYSE	ATO	Fri, Jan 5, 2024	117.36	118.44	117.02	117.98
7961	NYSE	ATO	Thu, Jan 4, 2024	118.28	118.75	117.49	117.60
7960	NYSE	ATO	Wed, Jan 3, 2024	117.11	118.69	117.04	118.02
7959	NYSE	ATO	Tue, Jan 2, 2024	115.67	117.33	115.67	116.93
7958	NYSE	ATO	Fri, Dec 29, 2023	115.59	116.23	115.17	115.90
7957	NYSE	ATO	Thu, Dec 28, 2023	115.94	116.74	115.71	116.08
7956	NYSE	ATO	Wed, Dec 27, 2023	115.95	116.12	115.49	115.92
7955	NYSE	ATO	Tue, Dec 26, 2023	114.74	116.28	114.45	115.81
7954	NYSE	ATO	Fri, Dec 22, 2023	114.28	115.67	114.05	114.91
7953	NYSE	ATO	Thu, Dec 21, 2023	113.49	114.66	113.03	113.75
7952	NYSE	ATO	Wed, Dec 20, 2023	114.89	115.49	113.13	113.16
7951	NYSE	ATO	Tue, Dec 19, 2023	114.57	115.18	114.18	115.15
7950	NYSE	ATO	Mon, Dec 18, 2023	114.97	115.47	113.72	114.28
7949	NYSE	ATO	Fri, Dec 15, 2023	115.00	115.03	113.98	114.82
7948	NYSE	ATO	Thu, Dec 14, 2023	117.40	118.27	115.23	115.39
7947	NYSE	ATO	Wed, Dec 13, 2023	113.78	117.12	113.03	116.85
7946	NYSE	ATO	Tue, Dec 12, 2023	113.52	114.06	112.52	113.70
7945	NYSE	ATO	Mon, Dec 11, 2023	113.33	113.60	112.31	113.32
7944	NYSE	ATO	Fri, Dec 8, 2023	114.45	114.48	112.96	113.46
7943	NYSE	ATO	Thu, Dec 7, 2023	114.87	115.13	114.19	114.53
7942	NYSE	ATO	Wed, Dec 6, 2023	114.10	114.74	113.62	114.73
7941	NYSE	ATO	Tue, Dec 5, 2023	115.05	115.33	113.28	113.88
7940	NYSE	ATO	Mon, Dec 4, 2023	113.31	115.29	113.09	114.92
7939	NYSE	ATO	Fri, Dec 1, 2023	113.93	114.62	112.95	113.85
7938	NYSE	ATO	Thu, Nov 30, 2023	112.56	113.88	111.17	113.81
7937	NYSE	ATO	Wed, Nov 29, 2023	112.47	112.75	111.60	112.05
7936	NYSE	ATO	Tue, Nov 28, 2023	112.65	113.80	112.18	112.50
7935	NYSE	ATO	Mon, Nov 27, 2023	112.01	113.11	111.30	112.64
7934	NYSE	ATO	Fri, Nov 24, 2023	112.31	112.37	111.33	112.00
7933	NYSE	ATO	Wed, Nov 22, 2023	112.08	113.30	111.32	112.25
7932	NYSE	ATO	Tue, Nov 21, 2023	112.51	112.94	110.50	111.60
7931	NYSE	ATO	Mon, Nov 20, 2023	113.24	113.50	111.98	112.92
7930	NYSE	ATO	Fri, Nov 17, 2023	114.65	114.74	113.34	113.90
7929	NYSE	ATO	Thu, Nov 16, 2023	115.06	115.73	113.70	114.05
7928	NYSE	ATO	Wed, Nov 15, 2023	113.49	115.03	112.73	113.53
7927	NYSE	ATO	Tue, Nov 14, 2023	113.10	114.30	112.76	114.14
7926	NYSE	ATO	Mon, Nov 13, 2023	111.48	111.60	110.40	111.12
7925	NYSE	ATO	Fri, Nov 10, 2023	112.02	112.31	110.52	111.41
7924	NYSE	ATO	Thu, Nov 9, 2023	112.08	114.99	110.97	111.29
7923	NYSE	ATO	Wed, Nov 8, 2023	109.16	109.38	107.82	109.27
7922	NYSE	ATO	Tue, Nov 7, 2023	110.61	110.90	109.68	109.86
7921	NYSE	ATO	Mon, Nov 6, 2023	111.04	111.76	110.44	110.70
7920	NYSE	ATO	Fri, Nov 3, 2023	112.72	113.68	111.46	111.49
7919	NYSE	ATO	Thu, Nov 2, 2023	108.56	112.21	108.56	111.38
7918	NYSE	ATO	Wed, Nov 1, 2023	107.91	109.64	107.04	108.67
7917	NYSE	ATO	Tue, Oct 31, 2023	106.93	108.11	106.70	107.66
7916	NYSE	ATO	Mon, Oct 30, 2023	106.57	107.24	105.52	106.44
7915	NYSE	ATO	Fri, Oct 27, 2023	108.50	109.09	105.45	106.12
7914	NYSE	ATO	Thu, Oct 26, 2023	108.47	110.00	108.32	108.76
7913	NYSE	ATO	Wed, Oct 25, 2023	108.10	109.18	107.87	108.35
7912	NYSE	ATO	Tue, Oct 24, 2023	108.62	109.08	108.03	108.67
7911	NYSE	ATO	Mon, Oct 23, 2023	107.66	109.11	107.46	107.79
7910	NYSE	ATO	Fri, Oct 20, 2023	110.86	111.40	108.72	108.78
7909	NYSE	ATO	Thu, Oct 19, 2023	111.44	112.11	109.78	110.10
7908	NYSE	ATO	Wed, Oct 18, 2023	112.38	112.64	111.33	111.88
7907	NYSE	ATO	Tue, Oct 17, 2023	111.03	113.46	111.03	112.73
7906	NYSE	ATO	Mon, Oct 16, 2023	112.65	113.01	111.44	112.25
7905	NYSE	ATO	Fri, Oct 13, 2023	112.01	112.89	111.45	111.98
7904	NYSE	ATO	Thu, Oct 12, 2023	112.00	112.74	110.37	111.12
7903	NYSE	ATO	Wed, Oct 11, 2023	110.95	111.88	110.57	111.79
7902	NYSE	ATO	Tue, Oct 10, 2023	109.69	111.37	109.49	110.80
7901	NYSE	ATO	Mon, Oct 9, 2023	108.64	109.88	108.64	109.69
7900	NYSE	ATO	Fri, Oct 6, 2023	106.33	108.78	105.59	108.55
7899	NYSE	ATO	Thu, Oct 5, 2023	106.39	107.98	105.27	107.44
7898	NYSE	ATO	Wed, Oct 4, 2023	105.08	106.37	103.70	106.31
7897	NYSE	ATO	Tue, Oct 3, 2023	102.02	104.91	101.00	104.34
7896	NYSE	ATO	Mon, Oct 2, 2023	105.46	105.58	101.88	102.76
7895	NYSE	ATO	Fri, Sep 29, 2023	106.92	107.27	105.38	105.93
7894	NYSE	ATO	Thu, Sep 28, 2023	107.13	107.13	105.57	105.91
7893	NYSE	ATO	Wed, Sep 27, 2023	106.87	107.68	106.39	106.46
7892	NYSE	ATO	Tue, Sep 26, 2023	110.19	110.34	106.75	106.98
7891	NYSE	ATO	Mon, Sep 25, 2023	110.51	110.91	109.86	110.48
7890	NYSE	ATO	Fri, Sep 22, 2023	111.41	111.71	110.53	110.85
7889	NYSE	ATO	Thu, Sep 21, 2023	114.20	114.20	111.59	111.64
7888	NYSE	ATO	Wed, Sep 20, 2023	114.60	115.21	113.89	114.16
7887	NYSE	ATO	Tue, Sep 19, 2023	114.48	114.96	113.88	114.09
7886	NYSE	ATO	Mon, Sep 18, 2023	114.94	115.51	114.43	114.50
7885	NYSE	ATO	Fri, Sep 15, 2023	116.06	116.48	114.66	115.01
7884	NYSE	ATO	Thu, Sep 14, 2023	115.84	116.57	115.76	116.36
7883	NYSE	ATO	Wed, Sep 13, 2023	114.12	116.25	114.12	115.26
7882	NYSE	ATO	Tue, Sep 12, 2023	113.94	114.20	113.05	113.88
7881	NYSE	ATO	Mon, Sep 11, 2023	113.84	114.62	113.49	113.93
7880	NYSE	ATO	Fri, Sep 8, 2023	114.41	114.97	113.84	114.18
7879	NYSE	ATO	Thu, Sep 7, 2023	113.21	114.56	112.25	114.03
7878	NYSE	ATO	Wed, Sep 6, 2023	112.17	112.56	111.57	112.27
7877	NYSE	ATO	Tue, Sep 5, 2023	115.05	116.04	112.02	112.22
7876	NYSE	ATO	Fri, Sep 1, 2023	116.36	117.14	114.77	115.47
7875	NYSE	ATO	Thu, Aug 31, 2023	117.55	117.91	115.93	115.95
7874	NYSE	ATO	Wed, Aug 30, 2023	117.14	117.93	116.72	117.36
7873	NYSE	ATO	Tue, Aug 29, 2023	116.64	117.29	115.71	117.25
7872	NYSE	ATO	Mon, Aug 28, 2023	117.39	117.73	116.27	116.81
7871	NYSE	ATO	Fri, Aug 25, 2023	117.01	118.06	116.65	117.70
7870	NYSE	ATO	Thu, Aug 24, 2023	116.06	117.88	115.86	116.40
7869	NYSE	ATO	Wed, Aug 23, 2023	117.46	117.74	115.95	116.51
7868	NYSE	ATO	Tue, Aug 22, 2023	116.75	117.59	116.24	117.01
7867	NYSE	ATO	Mon, Aug 21, 2023	117.20	117.32	115.51	116.74
7866	NYSE	ATO	Fri, Aug 18, 2023	115.50	117.34	115.50	116.96
7865	NYSE	ATO	Thu, Aug 17, 2023	115.48	117.77	115.48	115.94
7864	NYSE	ATO	Wed, Aug 16, 2023	114.90	115.99	114.60	115.66
7863	NYSE	ATO	Tue, Aug 15, 2023	115.80	115.80	114.52	114.70
7862	NYSE	ATO	Mon, Aug 14, 2023	117.56	117.56	115.41	116.25
7861	NYSE	ATO	Fri, Aug 11, 2023	116.86	117.60	116.45	117.46
7860	NYSE	ATO	Thu, Aug 10, 2023	117.46	118.46	116.62	116.96
7859	NYSE	ATO	Wed, Aug 9, 2023	116.69	118.29	116.12	117.48
7858	NYSE	ATO	Tue, Aug 8, 2023	118.03	118.42	116.06	117.14
7857	NYSE	ATO	Mon, Aug 7, 2023	117.27	118.42	116.96	117.99
7856	NYSE	ATO	Fri, Aug 4, 2023	118.51	120.02	116.95	117.27
7855	NYSE	ATO	Thu, Aug 3, 2023	122.69	122.84	117.69	118.34
7854	NYSE	ATO	Wed, Aug 2, 2023	120.08	122.65	119.85	121.48
7853	NYSE	ATO	Tue, Aug 1, 2023	121.56	122.59	120.85	121.06
7852	NYSE	ATO	Mon, Jul 31, 2023	122.67	122.87	121.06	121.71
7851	NYSE	ATO	Fri, Jul 28, 2023	123.26	123.47	121.60	122.10
7850	NYSE	ATO	Thu, Jul 27, 2023	124.19	124.73	122.09	122.26
7849	NYSE	ATO	Wed, Jul 26, 2023	123.83	125.28	123.79	124.41
7848	NYSE	ATO	Tue, Jul 25, 2023	123.24	124.32	122.85	123.85
7847	NYSE	ATO	Mon, Jul 24, 2023	123.30	123.60	121.90	123.17
7846	NYSE	ATO	Fri, Jul 21, 2023	122.57	123.98	122.04	123.28
7845	NYSE	ATO	Thu, Jul 20, 2023	118.86	122.22	118.86	122.18
7844	NYSE	ATO	Wed, Jul 19, 2023	119.90	121.20	119.72	121.17
7843	NYSE	ATO	Tue, Jul 18, 2023	119.83	120.97	118.26	119.35
7842	NYSE	ATO	Mon, Jul 17, 2023	119.39	120.36	118.24	119.69
7841	NYSE	ATO	Fri, Jul 14, 2023	120.16	120.16	118.73	119.44
7840	NYSE	ATO	Thu, Jul 13, 2023	120.32	120.54	119.80	120.39
7839	NYSE	ATO	Wed, Jul 12, 2023	118.99	120.74	118.93	120.37
7838	NYSE	ATO	Tue, Jul 11, 2023	117.82	118.51	117.23	118.48
7837	NYSE	ATO	Mon, Jul 10, 2023	117.31	117.72	117.00	117.58
7836	NYSE	ATO	Fri, Jul 7, 2023	116.96	117.89	116.15	117.31
7835	NYSE	ATO	Thu, Jul 6, 2023	117.72	118.19	116.68	117.54
7834	NYSE	ATO	Wed, Jul 5, 2023	117.15	119.63	117.10	118.59
7833	NYSE	ATO	Mon, Jul 3, 2023	115.83	117.51	115.83	117.30
7832	NYSE	ATO	Fri, Jun 30, 2023	116.00	116.77	115.11	116.34
7831	NYSE	ATO	Thu, Jun 29, 2023	114.85	115.99	114.63	115.70
7830	NYSE	ATO	Wed, Jun 28, 2023	117.24	117.24	115.15	115.26
7829	NYSE	ATO	Tue, Jun 27, 2023	116.43	117.35	116.16	117.19
7828	NYSE	ATO	Mon, Jun 26, 2023	115.03	116.95	114.77	116.35
7827	NYSE	ATO	Fri, Jun 23, 2023	116.57	117.20	114.30	114.42
7826	NYSE	ATO	Thu, Jun 22, 2023	117.93	118.08	115.61	115.95
7825	NYSE	ATO	Wed, Jun 21, 2023	115.95	118.08	114.78	117.58
7824	NYSE	ATO	Tue, Jun 20, 2023	116.56	117.25	115.86	115.91
7823	NYSE	ATO	Fri, Jun 16, 2023	117.65	118.78	116.94	117.00
7822	NYSE	ATO	Thu, Jun 15, 2023	117.50	117.89	116.72	117.49
7821	NYSE	ATO	Wed, Jun 14, 2023	117.44	118.10	116.72	117.07
7820	NYSE	ATO	Tue, Jun 13, 2023	116.81	117.80	116.60	117.57
7819	NYSE	ATO	Mon, Jun 12, 2023	117.50	117.76	116.42	117.50
7818	NYSE	ATO	Fri, Jun 9, 2023	117.70	118.05	117.00	117.33
7817	NYSE	ATO	Thu, Jun 8, 2023	116.79	117.60	116.51	117.50
7816	NYSE	ATO	Wed, Jun 7, 2023	115.65	117.59	114.36	117.14
7815	NYSE	ATO	Tue, Jun 6, 2023	115.49	116.11	114.14	115.17
7814	NYSE	ATO	Mon, Jun 5, 2023	114.74	116.31	114.30	114.52
7813	NYSE	ATO	Fri, Jun 2, 2023	111.24	114.70	111.24	114.52
7812	NYSE	ATO	Thu, Jun 1, 2023	115.11	115.20	110.79	112.07
7811	NYSE	ATO	Wed, May 31, 2023	114.92	116.37	114.91	115.28
7810	NYSE	ATO	Tue, May 30, 2023	113.70	115.28	113.70	114.43
7809	NYSE	ATO	Fri, May 26, 2023	114.75	114.94	112.62	113.70
7808	NYSE	ATO	Thu, May 25, 2023	116.41	116.87	113.99	114.84
7807	NYSE	ATO	Wed, May 24, 2023	116.10	116.99	115.68	116.41
7806	NYSE	ATO	Tue, May 23, 2023	115.99	117.30	115.50	116.40
7805	NYSE	ATO	Mon, May 22, 2023	116.62	117.55	116.15	116.37
7804	NYSE	ATO	Fri, May 19, 2023	116.06	117.27	115.76	116.56
7803	NYSE	ATO	Thu, May 18, 2023	115.80	116.93	114.79	115.37
7802	NYSE	ATO	Wed, May 17, 2023	116.21	116.82	115.55	116.78
7801	NYSE	ATO	Tue, May 16, 2023	117.79	118.19	115.81	115.99
7800	NYSE	ATO	Mon, May 15, 2023	119.20	119.70	117.07	117.59
7799	NYSE	ATO	Fri, May 12, 2023	119.00	119.40	117.91	119.15
7798	NYSE	ATO	Thu, May 11, 2023	119.39	119.39	117.57	118.10
7797	NYSE	ATO	Wed, May 10, 2023	119.34	119.72	117.85	119.31
7796	NYSE	ATO	Tue, May 9, 2023	117.28	119.11	116.78	118.50
7795	NYSE	ATO	Mon, May 8, 2023	116.74	118.02	116.38	117.86
7794	NYSE	ATO	Fri, May 5, 2023	117.42	118.63	117.20	117.56
7793	NYSE	ATO	Thu, May 4, 2023	111.10	118.19	111.10	117.96
7792	NYSE	ATO	Wed, May 3, 2023	112.97	114.79	112.87	112.91
7791	NYSE	ATO	Tue, May 2, 2023	114.61	114.95	111.71	112.30
7790	NYSE	ATO	Mon, May 1, 2023	114.00	115.78	113.84	114.55
7789	NYSE	ATO	Fri, Apr 28, 2023	114.56	115.15	113.42	114.14
7788	NYSE	ATO	Thu, Apr 27, 2023	114.07	115.01	112.68	114.94
7787	NYSE	ATO	Wed, Apr 26, 2023	115.69	116.17	113.82	113.85
7786	NYSE	ATO	Tue, Apr 25, 2023	116.11	116.80	115.95	116.27
7785	NYSE	ATO	Mon, Apr 24, 2023	115.51	116.26	115.01	116.22
7784	NYSE	ATO	Fri, Apr 21, 2023	116.56	116.74	115.07	115.38
7783	NYSE	ATO	Thu, Apr 20, 2023	115.23	115.93	114.27	115.77
7782	NYSE	ATO	Wed, Apr 19, 2023	114.06	114.97	113.78	114.74
7781	NYSE	ATO	Tue, Apr 18, 2023	113.66	114.09	112.32	113.60
7780	NYSE	ATO	Mon, Apr 17, 2023	113.37	114.32	112.92	114.10
7779	NYSE	ATO	Fri, Apr 14, 2023	113.61	114.29	112.43	113.04
7778	NYSE	ATO	Thu, Apr 13, 2023	115.41	115.41	112.10	114.34
7777	NYSE	ATO	Wed, Apr 12, 2023	116.64	117.84	115.36	115.90
7776	NYSE	ATO	Tue, Apr 11, 2023	116.07	117.25	116.05	116.37
7775	NYSE	ATO	Mon, Apr 10, 2023	114.72	116.18	114.00	116.07
7774	NYSE	ATO	Thu, Apr 6, 2023	115.49	115.78	113.89	115.42
7773	NYSE	ATO	Wed, Apr 5, 2023	111.47	115.33	111.47	114.84
7772	NYSE	ATO	Tue, Apr 4, 2023	111.24	112.09	110.47	111.15
7771	NYSE	ATO	Mon, Apr 3, 2023	111.97	112.76	110.90	111.11
7770	NYSE	ATO	Fri, Mar 31, 2023	112.35	112.42	110.76	112.36
7769	NYSE	ATO	Thu, Mar 30, 2023	111.63	112.44	111.27	111.94
7768	NYSE	ATO	Wed, Mar 29, 2023	110.64	111.91	110.61	111.53
7767	NYSE	ATO	Tue, Mar 28, 2023	110.00	111.10	109.56	110.06
7766	NYSE	ATO	Mon, Mar 27, 2023	110.01	110.96	109.55	110.25
7765	NYSE	ATO	Fri, Mar 24, 2023	106.78	109.42	106.23	109.38
7764	NYSE	ATO	Thu, Mar 23, 2023	107.00	108.01	105.78	106.52
7763	NYSE	ATO	Wed, Mar 22, 2023	110.25	110.84	107.27	107.29
7762	NYSE	ATO	Tue, Mar 21, 2023	114.92	115.42	109.13	110.21
7761	NYSE	ATO	Mon, Mar 20, 2023	114.80	115.85	114.51	114.88
7760	NYSE	ATO	Fri, Mar 17, 2023	116.33	116.33	113.55	114.69
7759	NYSE	ATO	Thu, Mar 16, 2023	113.45	115.93	113.26	114.34
7758	NYSE	ATO	Wed, Mar 15, 2023	111.81	114.75	111.25	113.78
7757	NYSE	ATO	Tue, Mar 14, 2023	111.51	113.10	110.99	112.05
7756	NYSE	ATO	Mon, Mar 13, 2023	109.03	113.00	108.93	110.53
7755	NYSE	ATO	Fri, Mar 10, 2023	110.82	111.27	108.17	109.16
7754	NYSE	ATO	Thu, Mar 9, 2023	112.68	112.95	110.42	110.53
7753	NYSE	ATO	Wed, Mar 8, 2023	111.27	112.90	111.05	112.39
7752	NYSE	ATO	Tue, Mar 7, 2023	113.69	114.13	110.82	111.20
7751	NYSE	ATO	Mon, Mar 6, 2023	112.75	113.96	112.63	113.40
7750	NYSE	ATO	Fri, Mar 3, 2023	111.86	112.77	110.38	112.73
7749	NYSE	ATO	Thu, Mar 2, 2023	110.26	111.49	109.61	111.49
7748	NYSE	ATO	Wed, Mar 1, 2023	111.84	112.31	109.98	110.54
7747	NYSE	ATO	Tue, Feb 28, 2023	114.30	115.23	112.76	112.81
7746	NYSE	ATO	Mon, Feb 27, 2023	116.10	116.97	114.42	114.90
7745	NYSE	ATO	Fri, Feb 24, 2023	114.81	116.16	114.23	115.75
7744	NYSE	ATO	Thu, Feb 23, 2023	116.11	116.78	115.40	116.15
7743	NYSE	ATO	Wed, Feb 22, 2023	115.82	117.01	115.35	115.64
7742	NYSE	ATO	Tue, Feb 21, 2023	116.60	117.07	115.95	116.05
7741	NYSE	ATO	Fri, Feb 17, 2023	115.96	117.89	115.66	117.11
7740	NYSE	ATO	Thu, Feb 16, 2023	114.66	116.14	113.38	115.69
7739	NYSE	ATO	Wed, Feb 15, 2023	114.90	116.95	114.42	116.17
7738	NYSE	ATO	Tue, Feb 14, 2023	116.83	117.29	115.08	115.77
7737	NYSE	ATO	Mon, Feb 13, 2023	116.26	117.02	115.93	116.81
7736	NYSE	ATO	Fri, Feb 10, 2023	114.55	116.27	114.42	116.25
7735	NYSE	ATO	Thu, Feb 9, 2023	116.45	117.50	114.51	114.60
7734	NYSE	ATO	Wed, Feb 8, 2023	117.61	118.46	114.84	116.45
7733	NYSE	ATO	Tue, Feb 7, 2023	117.12	117.36	115.42	116.90
7732	NYSE	ATO	Mon, Feb 6, 2023	117.24	117.89	115.89	117.64
7731	NYSE	ATO	Fri, Feb 3, 2023	118.92	119.54	115.39	117.19
7730	NYSE	ATO	Thu, Feb 2, 2023	119.35	121.44	118.70	119.55
7729	NYSE	ATO	Wed, Feb 1, 2023	117.00	119.94	116.98	118.97
7728	NYSE	ATO	Tue, Jan 31, 2023	116.18	117.80	114.98	117.54
7727	NYSE	ATO	Mon, Jan 30, 2023	115.67	117.12	115.33	115.53
7726	NYSE	ATO	Fri, Jan 27, 2023	115.48	116.58	114.87	115.95
7725	NYSE	ATO	Thu, Jan 26, 2023	115.22	116.36	114.63	115.48
7724	NYSE	ATO	Wed, Jan 25, 2023	114.18	115.24	113.54	115.14
7723	NYSE	ATO	Tue, Jan 24, 2023	114.35	115.10	112.10	114.85
7722	NYSE	ATO	Mon, Jan 23, 2023	112.94	114.44	112.16	113.52
7721	NYSE	ATO	Fri, Jan 20, 2023	112.50	113.07	110.85	113.00
7720	NYSE	ATO	Thu, Jan 19, 2023	110.87	112.39	110.87	112.04
7719	NYSE	ATO	Wed, Jan 18, 2023	114.06	114.14	111.19	111.62
7718	NYSE	ATO	Tue, Jan 17, 2023	115.06	116.20	113.55	113.95
7717	NYSE	ATO	Fri, Jan 13, 2023	116.02	116.02	114.39	114.74
7716	NYSE	ATO	Thu, Jan 12, 2023	117.07	117.70	116.15	116.38
7715	NYSE	ATO	Wed, Jan 11, 2023	114.72	117.11	114.30	116.73
7714	NYSE	ATO	Tue, Jan 10, 2023	113.68	114.38	113.04	114.30
7713	NYSE	ATO	Mon, Jan 9, 2023	112.62	114.45	112.24	113.79
7712	NYSE	ATO	Fri, Jan 6, 2023	110.00	112.89	109.70	112.53
7711	NYSE	ATO	Thu, Jan 5, 2023	110.98	111.30	108.73	108.87
7710	NYSE	ATO	Wed, Jan 4, 2023	111.47	112.59	111.30	111.94
7709	NYSE	ATO	Tue, Jan 3, 2023	112.34	112.91	110.21	111.20
7708	NYSE	ATO	Fri, Dec 30, 2022	114.57	114.57	111.34	112.07
7707	NYSE	ATO	Thu, Dec 29, 2022	115.71	115.94	113.86	114.49
7706	NYSE	ATO	Wed, Dec 28, 2022	115.35	116.44	115.01	115.07
7705	NYSE	ATO	Tue, Dec 27, 2022	115.33	115.95	114.45	115.58
7704	NYSE	ATO	Fri, Dec 23, 2022	114.03	115.12	112.58	115.10
7703	NYSE	ATO	Thu, Dec 22, 2022	114.35	114.35	111.59	114.03
7702	NYSE	ATO	Wed, Dec 21, 2022	113.77	114.91	113.61	114.58
7701	NYSE	ATO	Tue, Dec 20, 2022	112.96	113.94	112.56	113.07
7700	NYSE	ATO	Mon, Dec 19, 2022	114.64	115.19	112.94	113.48
7699	NYSE	ATO	Fri, Dec 16, 2022	115.41	115.95	113.01	114.77
7698	NYSE	ATO	Thu, Dec 15, 2022	117.71	118.11	115.93	116.86
7697	NYSE	ATO	Wed, Dec 14, 2022	119.00	120.65	117.75	118.34
7696	NYSE	ATO	Tue, Dec 13, 2022	120.53	121.08	117.92	118.53
7695	NYSE	ATO	Mon, Dec 12, 2022	118.08	119.06	116.82	119.00
7694	NYSE	ATO	Fri, Dec 9, 2022	117.00	118.50	115.65	117.67
7693	NYSE	ATO	Thu, Dec 8, 2022	117.41	117.85	116.91	117.50
7692	NYSE	ATO	Wed, Dec 7, 2022	117.16	118.27	116.84	117.41
7691	NYSE	ATO	Tue, Dec 6, 2022	115.88	117.58	115.88	117.44
7690	NYSE	ATO	Mon, Dec 5, 2022	115.58	115.87	114.66	115.86
7689	NYSE	ATO	Fri, Dec 2, 2022	116.35	116.80	115.05	116.54
7688	NYSE	ATO	Thu, Dec 1, 2022	120.96	121.02	116.81	117.49
7687	NYSE	ATO	Wed, Nov 30, 2022	118.67	120.49	118.42	120.20
7686	NYSE	ATO	Tue, Nov 29, 2022	117.47	118.76	117.04	118.64
7685	NYSE	ATO	Mon, Nov 28, 2022	118.53	118.53	116.05	118.07
7684	NYSE	ATO	Fri, Nov 25, 2022	118.33	119.24	118.27	119.16
7683	NYSE	ATO	Wed, Nov 23, 2022	117.49	118.61	116.99	117.84
7682	NYSE	ATO	Tue, Nov 22, 2022	116.29	117.61	115.73	117.51
7681	NYSE	ATO	Mon, Nov 21, 2022	114.48	116.37	114.48	115.79
7680	NYSE	ATO	Fri, Nov 18, 2022	112.34	115.27	112.34	115.05
7679	NYSE	ATO	Thu, Nov 17, 2022	111.24	111.84	109.82	111.16
7678	NYSE	ATO	Wed, Nov 16, 2022	111.43	112.96	111.43	112.30
7677	NYSE	ATO	Tue, Nov 15, 2022	111.38	111.60	110.05	111.58
7676	NYSE	ATO	Mon, Nov 14, 2022	111.25	112.28	110.24	110.53
7675	NYSE	ATO	Fri, Nov 11, 2022	112.16	112.16	109.03	110.69
7674	NYSE	ATO	Thu, Nov 10, 2022	108.79	112.20	106.65	111.80
7673	NYSE	ATO	Wed, Nov 9, 2022	104.17	105.20	102.86	103.15
7672	NYSE	ATO	Tue, Nov 8, 2022	104.54	105.41	103.64	104.64
7671	NYSE	ATO	Mon, Nov 7, 2022	106.14	106.40	102.60	103.97
7670	NYSE	ATO	Fri, Nov 4, 2022	105.03	106.18	104.21	106.03
7669	NYSE	ATO	Thu, Nov 3, 2022	103.97	105.33	102.72	104.74
7668	NYSE	ATO	Wed, Nov 2, 2022	105.67	108.34	105.32	105.55
7667	NYSE	ATO	Tue, Nov 1, 2022	106.90	107.13	104.93	106.27
7666	NYSE	ATO	Mon, Oct 31, 2022	107.11	107.50	105.80	106.55
7665	NYSE	ATO	Fri, Oct 28, 2022	105.10	107.22	105.10	107.11
7664	NYSE	ATO	Thu, Oct 27, 2022	104.12	105.51	104.12	104.69
7663	NYSE	ATO	Wed, Oct 26, 2022	103.60	104.45	102.92	103.42
7662	NYSE	ATO	Tue, Oct 25, 2022	101.32	103.47	100.95	103.32
7661	NYSE	ATO	Mon, Oct 24, 2022	102.38	102.90	100.76	101.35
7660	NYSE	ATO	Fri, Oct 21, 2022	100.25	102.41	99.46	101.74
7659	NYSE	ATO	Thu, Oct 20, 2022	102.00	102.00	100.02	100.11
7658	NYSE	ATO	Wed, Oct 19, 2022	102.00	102.89	101.11	102.04
7657	NYSE	ATO	Tue, Oct 18, 2022	100.69	102.21	100.69	101.75
7656	NYSE	ATO	Mon, Oct 17, 2022	99.30	100.80	98.99	99.63
7655	NYSE	ATO	Fri, Oct 14, 2022	101.90	102.54	97.85	98.11
7654	NYSE	ATO	Thu, Oct 13, 2022	98.18	101.82	97.71	101.46
7653	NYSE	ATO	Wed, Oct 12, 2022	101.72	101.98	99.23	99.26
7652	NYSE	ATO	Tue, Oct 11, 2022	99.50	103.41	99.50	102.20
7651	NYSE	ATO	Mon, Oct 10, 2022	99.73	100.98	99.50	99.88
7650	NYSE	ATO	Fri, Oct 7, 2022	100.65	100.80	98.84	99.39
7649	NYSE	ATO	Thu, Oct 6, 2022	103.65	103.80	100.68	100.81
7648	NYSE	ATO	Wed, Oct 5, 2022	105.42	105.42	103.23	104.11
7647	NYSE	ATO	Tue, Oct 4, 2022	105.19	106.49	104.83	106.41
7646	NYSE	ATO	Mon, Oct 3, 2022	103.54	105.93	103.05	105.01
7645	NYSE	ATO	Fri, Sep 30, 2022	104.92	105.50	101.57	101.85
7644	NYSE	ATO	Thu, Sep 29, 2022	108.41	108.86	104.60	104.66
7643	NYSE	ATO	Wed, Sep 28, 2022	108.89	109.66	107.39	109.06
7642	NYSE	ATO	Tue, Sep 27, 2022	109.81	109.81	107.08	107.57
7641	NYSE	ATO	Mon, Sep 26, 2022	111.12	112.20	108.49	109.17
7640	NYSE	ATO	Fri, Sep 23, 2022	112.25	112.25	110.34	111.53
7639	NYSE	ATO	Thu, Sep 22, 2022	112.51	114.13	111.40	113.33
7638	NYSE	ATO	Wed, Sep 21, 2022	114.30	115.38	112.62	112.63
7637	NYSE	ATO	Tue, Sep 20, 2022	114.38	114.38	112.45	113.51
7636	NYSE	ATO	Mon, Sep 19, 2022	113.46	115.24	113.27	115.22
7635	NYSE	ATO	Fri, Sep 16, 2022	114.20	114.42	113.22	114.01
7634	NYSE	ATO	Thu, Sep 15, 2022	116.75	116.75	113.97	114.12
7633	NYSE	ATO	Wed, Sep 14, 2022	116.38	117.72	116.38	117.03
7632	NYSE	ATO	Tue, Sep 13, 2022	118.36	118.85	115.88	116.46
7631	NYSE	ATO	Mon, Sep 12, 2022	118.59	119.86	117.99	119.44
7630	NYSE	ATO	Fri, Sep 9, 2022	118.45	118.74	117.40	118.09
7629	NYSE	ATO	Thu, Sep 8, 2022	117.39	118.03	116.60	117.95
7628	NYSE	ATO	Wed, Sep 7, 2022	114.72	117.71	114.72	117.64
7627	NYSE	ATO	Tue, Sep 6, 2022	114.67	116.18	113.90	114.21
7626	NYSE	ATO	Fri, Sep 2, 2022	115.17	116.49	114.22	114.55
7625	NYSE	ATO	Thu, Sep 1, 2022	113.45	115.13	112.89	114.78
7624	NYSE	ATO	Wed, Aug 31, 2022	114.75	114.86	113.34	113.38
7623	NYSE	ATO	Tue, Aug 30, 2022	116.66	116.66	114.07	114.43
7622	NYSE	ATO	Mon, Aug 29, 2022	115.75	117.14	115.19	116.36
7621	NYSE	ATO	Fri, Aug 26, 2022	117.62	117.81	115.87	115.99
7620	NYSE	ATO	Thu, Aug 25, 2022	116.94	117.69	116.50	117.58
7619	NYSE	ATO	Wed, Aug 24, 2022	116.65	116.90	115.86	116.72
7618	NYSE	ATO	Tue, Aug 23, 2022	116.29	116.51	115.33	116.22
7617	NYSE	ATO	Mon, Aug 22, 2022	117.71	117.71	116.02	116.15
7616	NYSE	ATO	Fri, Aug 19, 2022	117.41	118.41	117.03	118.01
7615	NYSE	ATO	Thu, Aug 18, 2022	117.91	118.31	117.47	117.40
7614	NYSE	ATO	Wed, Aug 17, 2022	117.44	118.24	116.54	117.66
7613	NYSE	ATO	Tue, Aug 16, 2022	117.47	117.87	116.59	117.58
7612	NYSE	ATO	Mon, Aug 15, 2022	116.94	117.78	116.21	117.39
7611	NYSE	ATO	Fri, Aug 12, 2022	115.91	116.99	115.40	116.95
7610	NYSE	ATO	Thu, Aug 11, 2022	114.23	115.86	114.10	115.27
7609	NYSE	ATO	Wed, Aug 10, 2022	115.59	116.04	114.26	114.47
7608	NYSE	ATO	Tue, Aug 9, 2022	115.43	115.80	114.69	115.28
7607	NYSE	ATO	Mon, Aug 8, 2022	114.39	115.19	113.61	114.60
7606	NYSE	ATO	Fri, Aug 5, 2022	115.45	115.62	113.07	113.89
7605	NYSE	ATO	Thu, Aug 4, 2022	118.24	119.22	115.52	115.83
7604	NYSE	ATO	Wed, Aug 3, 2022	119.52	119.57	116.92	119.28
7603	NYSE	ATO	Tue, Aug 2, 2022	121.13	121.78	119.98	120.10
7602	NYSE	ATO	Mon, Aug 1, 2022	120.98	121.45	119.96	121.17
7601	NYSE	ATO	Fri, Jul 29, 2022	120.19	121.92	119.89	121.39
7600	NYSE	ATO	Thu, Jul 28, 2022	117.26	120.15	116.43	119.93
7599	NYSE	ATO	Wed, Jul 27, 2022	115.95	116.84	115.31	116.49
7598	NYSE	ATO	Tue, Jul 26, 2022	115.00	116.43	114.81	116.25
7597	NYSE	ATO	Mon, Jul 25, 2022	113.50	114.93	113.25	114.77
7596	NYSE	ATO	Fri, Jul 22, 2022	113.13	113.84	112.45	113.35
7595	NYSE	ATO	Thu, Jul 21, 2022	111.40	113.09	111.26	112.62
7594	NYSE	ATO	Wed, Jul 20, 2022	113.56	114.03	111.50	111.70
7593	NYSE	ATO	Tue, Jul 19, 2022	112.53	113.56	112.26	113.47
7592	NYSE	ATO	Mon, Jul 18, 2022	112.13	112.50	111.41	111.90
7591	NYSE	ATO	Fri, Jul 15, 2022	112.18	112.29	110.49	111.90
7590	NYSE	ATO	Thu, Jul 14, 2022	109.41	111.33	109.41	110.92
7589	NYSE	ATO	Wed, Jul 13, 2022	110.97	112.00	110.30	111.08
7588	NYSE	ATO	Tue, Jul 12, 2022	111.27	112.62	111.11	111.85
7587	NYSE	ATO	Mon, Jul 11, 2022	111.71	112.97	111.27	112.12
7586	NYSE	ATO	Fri, Jul 8, 2022	112.70	112.84	111.66	112.05
7585	NYSE	ATO	Thu, Jul 7, 2022	113.61	113.75	112.30	112.34
7584	NYSE	ATO	Wed, Jul 6, 2022	111.02	113.62	110.44	113.00
7583	NYSE	ATO	Tue, Jul 5, 2022	114.64	114.86	108.96	110.61
7582	NYSE	ATO	Fri, Jul 1, 2022	112.52	115.40	111.97	115.15
7581	NYSE	ATO	Thu, Jun 30, 2022	110.12	112.68	110.10	112.10
7580	NYSE	ATO	Wed, Jun 29, 2022	110.82	111.33	110.09	110.90
7579	NYSE	ATO	Tue, Jun 28, 2022	111.05	112.17	110.47	110.65
7578	NYSE	ATO	Mon, Jun 27, 2022	108.93	110.97	108.89	110.75
7577	NYSE	ATO	Fri, Jun 24, 2022	107.65	109.67	107.41	109.24
7576	NYSE	ATO	Thu, Jun 23, 2022	106.23	107.30	106.21	107.04
7575	NYSE	ATO	Wed, Jun 22, 2022	104.24	106.37	104.24	105.66
7574	NYSE	ATO	Tue, Jun 21, 2022	103.67	105.98	103.50	105.47
7573	NYSE	ATO	Fri, Jun 17, 2022	105.06	105.48	102.04	103.51
7572	NYSE	ATO	Thu, Jun 16, 2022	104.85	105.15	103.66	104.58
7571	NYSE	ATO	Wed, Jun 15, 2022	106.17	108.03	105.22	106.09
7570	NYSE	ATO	Tue, Jun 14, 2022	107.21	108.36	104.41	105.54
7569	NYSE	ATO	Mon, Jun 13, 2022	110.77	111.23	106.52	107.01
7568	NYSE	ATO	Fri, Jun 10, 2022	112.19	112.91	111.50	111.97
7567	NYSE	ATO	Thu, Jun 9, 2022	115.27	115.65	112.90	112.95
7566	NYSE	ATO	Wed, Jun 8, 2022	117.10	117.33	115.06	115.22
7565	NYSE	ATO	Tue, Jun 7, 2022	116.47	117.49	115.94	117.43
7564	NYSE	ATO	Mon, Jun 6, 2022	116.45	117.39	116.10	116.76
7563	NYSE	ATO	Fri, Jun 3, 2022	116.24	116.76	115.56	116.11
7562	NYSE	ATO	Thu, Jun 2, 2022	116.64	117.62	113.62	116.60
7561	NYSE	ATO	Wed, Jun 1, 2022	116.69	117.10	114.71	116.43
7560	NYSE	ATO	Tue, May 31, 2022	116.49	116.49	115.10	116.31
7559	NYSE	ATO	Fri, May 27, 2022	116.51	117.65	115.84	117.64
7558	NYSE	ATO	Thu, May 26, 2022	116.40	117.46	116.07	116.74
7557	NYSE	ATO	Wed, May 25, 2022	115.90	116.79	115.42	115.92
7556	NYSE	ATO	Tue, May 24, 2022	114.17	116.44	113.55	116.03
7555	NYSE	ATO	Mon, May 23, 2022	112.96	114.13	111.71	113.67
7554	NYSE	ATO	Fri, May 20, 2022	110.54	112.12	109.94	111.70
7553	NYSE	ATO	Thu, May 19, 2022	111.17	111.93	109.92	110.69
7552	NYSE	ATO	Wed, May 18, 2022	114.37	114.37	111.60	111.85
7551	NYSE	ATO	Tue, May 17, 2022	113.76	113.88	111.69	113.75
7550	NYSE	ATO	Mon, May 16, 2022	113.58	114.30	112.76	113.16
7549	NYSE	ATO	Fri, May 13, 2022	111.89	113.52	111.16	112.96
7548	NYSE	ATO	Thu, May 12, 2022	112.66	113.38	111.07	112.09
7547	NYSE	ATO	Wed, May 11, 2022	113.62	115.54	112.19	112.62
7546	NYSE	ATO	Tue, May 10, 2022	113.75	115.23	111.57	113.11
7545	NYSE	ATO	Mon, May 9, 2022	114.54	114.75	113.02	113.63
7544	NYSE	ATO	Fri, May 6, 2022	114.31	115.30	113.35	114.90
7543	NYSE	ATO	Thu, May 5, 2022	115.29	117.50	113.93	115.04
7542	NYSE	ATO	Wed, May 4, 2022	113.26	115.31	113.10	115.31
7541	NYSE	ATO	Tue, May 3, 2022	112.24	114.56	111.96	112.61
7540	NYSE	ATO	Mon, May 2, 2022	114.18	114.66	110.67	111.76
7539	NYSE	ATO	Fri, Apr 29, 2022	116.48	116.48	113.01	113.40
7538	NYSE	ATO	Thu, Apr 28, 2022	116.73	117.58	115.80	116.81
7537	NYSE	ATO	Wed, Apr 27, 2022	117.23	118.25	115.42	116.06
7536	NYSE	ATO	Tue, Apr 26, 2022	117.88	118.85	116.93	117.05
7535	NYSE	ATO	Mon, Apr 25, 2022	118.67	119.07	116.18	117.70
7534	NYSE	ATO	Fri, Apr 22, 2022	121.00	121.00	118.57	118.70
7533	NYSE	ATO	Thu, Apr 21, 2022	122.32	122.62	120.98	121.16
7532	NYSE	ATO	Wed, Apr 20, 2022	121.50	122.96	120.80	122.69
7531	NYSE	ATO	Tue, Apr 19, 2022	120.12	120.87	119.75	120.61
7530	NYSE	ATO	Mon, Apr 18, 2022	119.95	121.82	119.02	119.60
7529	NYSE	ATO	Thu, Apr 14, 2022	120.88	121.00	119.71	119.74
7528	NYSE	ATO	Wed, Apr 13, 2022	120.53	120.95	118.58	119.90
7527	NYSE	ATO	Tue, Apr 12, 2022	120.08	121.29	119.15	120.20
7526	NYSE	ATO	Mon, Apr 11, 2022	122.15	122.50	120.10	120.51
7525	NYSE	ATO	Fri, Apr 8, 2022	121.07	121.82	119.77	121.71
7524	NYSE	ATO	Thu, Apr 7, 2022	121.99	121.99	119.27	120.86
7523	NYSE	ATO	Wed, Apr 6, 2022	120.67	122.11	119.72	122.05
7522	NYSE	ATO	Tue, Apr 5, 2022	119.45	120.96	119.28	120.23
7521	NYSE	ATO	Mon, Apr 4, 2022	120.75	120.83	118.16	119.18
7520	NYSE	ATO	Fri, Apr 1, 2022	119.56	121.46	118.82	121.41
7519	NYSE	ATO	Thu, Mar 31, 2022	120.04	120.94	119.48	119.49
7518	NYSE	ATO	Wed, Mar 30, 2022	119.14	120.41	118.11	120.37
7517	NYSE	ATO	Tue, Mar 29, 2022	117.41	119.19	117.14	119.18
7516	NYSE	ATO	Mon, Mar 28, 2022	118.47	118.47	117.13	117.79
7515	NYSE	ATO	Fri, Mar 25, 2022	116.32	118.59	115.95	118.52
7514	NYSE	ATO	Thu, Mar 24, 2022	114.61	115.89	114.25	115.67
7513	NYSE	ATO	Wed, Mar 23, 2022	114.39	115.03	112.63	114.31
7512	NYSE	ATO	Tue, Mar 22, 2022	115.67	116.00	113.75	114.16
7511	NYSE	ATO	Mon, Mar 21, 2022	113.00	115.28	112.92	115.24
7510	NYSE	ATO	Fri, Mar 18, 2022	114.45	115.40	112.49	112.73
7509	NYSE	ATO	Thu, Mar 17, 2022	114.59	115.49	114.02	114.47
7508	NYSE	ATO	Wed, Mar 16, 2022	113.85	114.48	111.73	114.35
7507	NYSE	ATO	Tue, Mar 15, 2022	114.42	114.72	113.05	114.11
7506	NYSE	ATO	Mon, Mar 14, 2022	114.24	114.47	111.24	112.86
7505	NYSE	ATO	Fri, Mar 11, 2022	113.31	114.43	112.38	113.74
7504	NYSE	ATO	Thu, Mar 10, 2022	111.34	113.70	111.28	113.29
7503	NYSE	ATO	Wed, Mar 9, 2022	114.15	114.71	112.15	112.18
7502	NYSE	ATO	Tue, Mar 8, 2022	116.37	116.37	113.40	113.40
7501	NYSE	ATO	Mon, Mar 7, 2022	116.23	116.81	114.64	116.01
7500	NYSE	ATO	Fri, Mar 4, 2022	113.33	116.26	112.49	116.15
7499	NYSE	ATO	Thu, Mar 3, 2022	111.87	113.77	111.86	113.74
7498	NYSE	ATO	Wed, Mar 2, 2022	110.00	111.79	109.46	111.14
7497	NYSE	ATO	Tue, Mar 1, 2022	109.63	110.68	109.11	109.93
7496	NYSE	ATO	Mon, Feb 28, 2022	108.04	110.38	108.04	109.81
7495	NYSE	ATO	Fri, Feb 25, 2022	105.76	109.34	105.68	109.09
7494	NYSE	ATO	Thu, Feb 24, 2022	104.80	105.25	102.30	104.75
7493	NYSE	ATO	Wed, Feb 23, 2022	106.17	106.73	105.17	105.39
7492	NYSE	ATO	Tue, Feb 22, 2022	105.99	107.35	105.62	106.26
7491	NYSE	ATO	Fri, Feb 18, 2022	105.25	107.09	105.25	106.04
7490	NYSE	ATO	Thu, Feb 17, 2022	105.82	107.21	104.77	106.66
7489	NYSE	ATO	Wed, Feb 16, 2022	105.74	106.55	104.78	105.41
7488	NYSE	ATO	Tue, Feb 15, 2022	106.32	106.84	105.07	105.53
7487	NYSE	ATO	Mon, Feb 14, 2022	106.88	107.17	104.53	105.98
7486	NYSE	ATO	Fri, Feb 11, 2022	106.08	107.82	105.57	106.68
7485	NYSE	ATO	Thu, Feb 10, 2022	108.05	108.35	105.42	105.95
7484	NYSE	ATO	Wed, Feb 9, 2022	106.26	109.22	106.26	108.85
7483	NYSE	ATO	Tue, Feb 8, 2022	106.25	107.00	105.86	106.57
7482	NYSE	ATO	Mon, Feb 7, 2022	105.80	106.44	104.80	105.94
7481	NYSE	ATO	Fri, Feb 4, 2022	105.99	106.81	104.70	105.76
7480	NYSE	ATO	Thu, Feb 3, 2022	106.77	107.13	105.58	106.78
7479	NYSE	ATO	Wed, Feb 2, 2022	105.83	107.43	105.55	106.79
7478	NYSE	ATO	Tue, Feb 1, 2022	107.28	107.30	105.34	106.28
7477	NYSE	ATO	Mon, Jan 31, 2022	105.10	107.55	104.69	107.22
7476	NYSE	ATO	Fri, Jan 28, 2022	104.57	106.17	103.58	106.11
7475	NYSE	ATO	Thu, Jan 27, 2022	104.41	106.46	104.13	104.83
7474	NYSE	ATO	Wed, Jan 26, 2022	103.74	105.34	102.76	103.65
7473	NYSE	ATO	Tue, Jan 25, 2022	101.73	104.50	101.18	103.92
7472	NYSE	ATO	Mon, Jan 24, 2022	104.60	105.28	99.82	102.32
7471	NYSE	ATO	Fri, Jan 21, 2022	104.99	106.03	104.51	104.59
7470	NYSE	ATO	Thu, Jan 20, 2022	105.34	105.79	104.38	105.02
7469	NYSE	ATO	Wed, Jan 19, 2022	105.67	107.49	105.31	105.34
7468	NYSE	ATO	Tue, Jan 18, 2022	105.35	105.78	103.54	105.41
7467	NYSE	ATO	Fri, Jan 14, 2022	105.69	106.27	104.57	106.05
7466	NYSE	ATO	Thu, Jan 13, 2022	104.17	106.40	104.13	105.99
7465	NYSE	ATO	Wed, Jan 12, 2022	104.07	104.83	103.57	104.20
7464	NYSE	ATO	Tue, Jan 11, 2022	105.48	105.77	103.30	104.64
7463	NYSE	ATO	Mon, Jan 10, 2022	105.42	105.83	104.65	105.15
7462	NYSE	ATO	Fri, Jan 7, 2022	105.54	105.86	104.84	105.29
7461	NYSE	ATO	Thu, Jan 6, 2022	107.09	107.44	105.46	105.77
7460	NYSE	ATO	Wed, Jan 5, 2022	106.29	107.66	106.26	106.60
7459	NYSE	ATO	Tue, Jan 4, 2022	105.14	107.43	104.86	106.26
7458	NYSE	ATO	Mon, Jan 3, 2022	105.00	105.03	103.53	105.01
7457	NYSE	ATO	Fri, Dec 31, 2021	104.35	105.10	103.58	104.77
7456	NYSE	ATO	Thu, Dec 30, 2021	104.92	105.30	104.31	104.49
7455	NYSE	ATO	Wed, Dec 29, 2021	103.56	104.99	103.11	104.83
7454	NYSE	ATO	Tue, Dec 28, 2021	104.00	104.68	103.17	103.43
7453	NYSE	ATO	Mon, Dec 27, 2021	102.94	104.22	102.78	104.06
7452	NYSE	ATO	Thu, Dec 23, 2021	102.08	103.57	101.77	102.73
7451	NYSE	ATO	Wed, Dec 22, 2021	99.18	102.19	99.07	102.12
7450	NYSE	ATO	Tue, Dec 21, 2021	99.84	100.29	98.70	99.46
7449	NYSE	ATO	Mon, Dec 20, 2021	97.91	99.38	97.41	99.33
7448	NYSE	ATO	Fri, Dec 17, 2021	100.37	100.37	98.71	98.83
7447	NYSE	ATO	Thu, Dec 16, 2021	98.41	100.58	98.11	100.35
7446	NYSE	ATO	Wed, Dec 15, 2021	97.76	98.78	97.14	98.52
7445	NYSE	ATO	Tue, Dec 14, 2021	97.38	98.35	96.86	97.14
7444	NYSE	ATO	Mon, Dec 13, 2021	96.40	98.26	96.40	97.35
7443	NYSE	ATO	Fri, Dec 10, 2021	95.56	96.15	94.99	95.74
7442	NYSE	ATO	Thu, Dec 9, 2021	94.41	95.53	93.72	95.23
7441	NYSE	ATO	Wed, Dec 8, 2021	94.85	95.19	93.38	94.41
7440	NYSE	ATO	Tue, Dec 7, 2021	94.25	95.45	93.65	94.88
7439	NYSE	ATO	Mon, Dec 6, 2021	93.73	95.16	93.40	94.56
7438	NYSE	ATO	Fri, Dec 3, 2021	91.25	93.31	90.68	92.76
7437	NYSE	ATO	Thu, Dec 2, 2021	89.50	91.58	88.96	90.68
7436	NYSE	ATO	Wed, Dec 1, 2021	91.12	92.39	89.43	89.43
7435	NYSE	ATO	Tue, Nov 30, 2021	92.99	92.99	90.24	90.32
7434	NYSE	ATO	Mon, Nov 29, 2021	93.82	94.26	92.81	93.80
7433	NYSE	ATO	Fri, Nov 26, 2021	93.69	93.96	92.71	93.38
7432	NYSE	ATO	Wed, Nov 24, 2021	95.50	95.85	94.60	94.32
7431	NYSE	ATO	Tue, Nov 23, 2021	95.83	96.09	94.81	95.31
7430	NYSE	ATO	Mon, Nov 22, 2021	95.00	95.78	94.06	95.62
7429	NYSE	ATO	Fri, Nov 19, 2021	93.00	95.39	92.69	94.90
7428	NYSE	ATO	Thu, Nov 18, 2021	93.52	93.94	92.06	92.61
7427	NYSE	ATO	Wed, Nov 17, 2021	94.38	94.38	93.05	93.85
7426	NYSE	ATO	Tue, Nov 16, 2021	96.15	96.15	94.44	94.57
7425	NYSE	ATO	Mon, Nov 15, 2021	95.87	96.28	95.12	96.21
7424	NYSE	ATO	Fri, Nov 12, 2021	95.29	95.77	94.52	95.43
7423	NYSE	ATO	Thu, Nov 11, 2021	95.32	96.15	94.12	94.77
7422	NYSE	ATO	Wed, Nov 10, 2021	93.41	94.70	93.26	94.07
7421	NYSE	ATO	Tue, Nov 9, 2021	92.93	93.64	92.83	93.14
7420	NYSE	ATO	Mon, Nov 8, 2021	93.95	94.07	92.06	92.97
7419	NYSE	ATO	Fri, Nov 5, 2021	94.22	95.07	93.74	93.99
7418	NYSE	ATO	Thu, Nov 4, 2021	93.36	94.08	92.73	93.63
7417	NYSE	ATO	Wed, Nov 3, 2021	93.79	94.75	92.71	93.36
7416	NYSE	ATO	Tue, Nov 2, 2021	93.57	93.84	92.26	93.79
7415	NYSE	ATO	Mon, Nov 1, 2021	91.86	93.20	91.43	93.04
7414	NYSE	ATO	Fri, Oct 29, 2021	92.79	93.51	91.70	92.12
7413	NYSE	ATO	Thu, Oct 28, 2021	91.67	93.00	91.57	92.89
7412	NYSE	ATO	Wed, Oct 27, 2021	94.16	94.16	91.71	91.78
7411	NYSE	ATO	Tue, Oct 26, 2021	94.21	94.80	93.42	94.03
7410	NYSE	ATO	Mon, Oct 25, 2021	94.10	94.72	93.14	94.20
7409	NYSE	ATO	Fri, Oct 22, 2021	93.78	94.27	93.54	94.04
7408	NYSE	ATO	Thu, Oct 21, 2021	94.60	94.82	93.14	93.45
7407	NYSE	ATO	Wed, Oct 20, 2021	93.19	94.83	92.85	94.52
7406	NYSE	ATO	Tue, Oct 19, 2021	91.51	92.90	90.83	92.88
7405	NYSE	ATO	Mon, Oct 18, 2021	92.37	92.76	90.72	91.10
7404	NYSE	ATO	Fri, Oct 15, 2021	94.10	94.66	92.96	93.00
7403	NYSE	ATO	Thu, Oct 14, 2021	92.49	94.00	92.36	93.94
7402	NYSE	ATO	Wed, Oct 13, 2021	88.56	92.63	88.10	92.20
7401	NYSE	ATO	Tue, Oct 12, 2021	88.98	89.60	88.66	88.98
7400	NYSE	ATO	Mon, Oct 11, 2021	89.88	90.49	89.09	89.11
7399	NYSE	ATO	Fri, Oct 8, 2021	89.94	90.26	89.63	89.96
7398	NYSE	ATO	Thu, Oct 7, 2021	89.21	90.59	89.16	89.76
7397	NYSE	ATO	Wed, Oct 6, 2021	89.55	90.23	88.44	90.16
7396	NYSE	ATO	Tue, Oct 5, 2021	90.70	90.78	89.74	90.01
7395	NYSE	ATO	Mon, Oct 4, 2021	88.86	91.14	88.74	90.55
7394	NYSE	ATO	Fri, Oct 1, 2021	88.67	89.25	87.80	88.78
7393	NYSE	ATO	Thu, Sep 30, 2021	89.11	89.37	87.93	88.20
7392	NYSE	ATO	Wed, Sep 29, 2021	86.69	88.98	86.56	88.91
7391	NYSE	ATO	Tue, Sep 28, 2021	87.99	88.16	85.80	86.69
7390	NYSE	ATO	Mon, Sep 27, 2021	88.35	89.67	87.47	87.58
7389	NYSE	ATO	Fri, Sep 24, 2021	88.39	89.30	88.20	88.22
7388	NYSE	ATO	Thu, Sep 23, 2021	88.71	89.39	88.03	88.13
7387	NYSE	ATO	Wed, Sep 22, 2021	89.12	89.57	88.55	88.75
7386	NYSE	ATO	Tue, Sep 21, 2021	89.44	90.31	88.76	88.78
7385	NYSE	ATO	Mon, Sep 20, 2021	88.73	89.80	88.17	89.13
7384	NYSE	ATO	Fri, Sep 17, 2021	89.41	89.99	89.07	89.09
7383	NYSE	ATO	Thu, Sep 16, 2021	89.46	90.36	89.04	89.76
7382	NYSE	ATO	Wed, Sep 15, 2021	91.09	91.61	89.25	89.56
7381	NYSE	ATO	Tue, Sep 14, 2021	92.34	92.76	90.84	91.28
7380	NYSE	ATO	Mon, Sep 13, 2021	93.63	93.95	91.95	92.18
7379	NYSE	ATO	Fri, Sep 10, 2021	96.15	96.35	93.04	93.12
7378	NYSE	ATO	Thu, Sep 9, 2021	97.53	97.53	96.16	96.19
7377	NYSE	ATO	Wed, Sep 8, 2021	96.03	98.24	95.66	97.65
7376	NYSE	ATO	Tue, Sep 7, 2021	97.22	97.41	95.83	96.13
7375	NYSE	ATO	Fri, Sep 3, 2021	97.97	98.25	97.47	97.50
7374	NYSE	ATO	Thu, Sep 2, 2021	98.27	98.58	97.61	98.30
7373	NYSE	ATO	Wed, Sep 1, 2021	97.97	98.59	97.54	98.25
7372	NYSE	ATO	Tue, Aug 31, 2021	97.29	97.69	96.87	97.51
7371	NYSE	ATO	Mon, Aug 30, 2021	97.39	97.80	97.07	97.47
7370	NYSE	ATO	Fri, Aug 27, 2021	96.89	97.54	96.65	97.38
7369	NYSE	ATO	Thu, Aug 26, 2021	97.37	97.44	96.52	96.70
7368	NYSE	ATO	Wed, Aug 25, 2021	98.11	98.11	97.09	97.49
7367	NYSE	ATO	Tue, Aug 24, 2021	98.03	98.52	97.05	98.12
7366	NYSE	ATO	Mon, Aug 23, 2021	98.94	99.11	97.66	97.82
7365	NYSE	ATO	Fri, Aug 20, 2021	97.64	99.07	97.15	98.77
7364	NYSE	ATO	Thu, Aug 19, 2021	99.12	99.72	98.33	98.02
7363	NYSE	ATO	Wed, Aug 18, 2021	101.08	101.33	98.55	98.99
7362	NYSE	ATO	Tue, Aug 17, 2021	100.69	101.36	100.19	100.95
7361	NYSE	ATO	Mon, Aug 16, 2021	101.49	102.28	100.71	101.07
7360	NYSE	ATO	Fri, Aug 13, 2021	100.58	101.78	100.17	101.47
7359	NYSE	ATO	Thu, Aug 12, 2021	101.25	101.37	100.15	100.57
7358	NYSE	ATO	Wed, Aug 11, 2021	101.04	101.40	100.55	101.14
7357	NYSE	ATO	Tue, Aug 10, 2021	101.23	101.45	100.38	100.89
7356	NYSE	ATO	Mon, Aug 9, 2021	101.00	101.42	100.15	101.12
7355	NYSE	ATO	Fri, Aug 6, 2021	101.50	101.90	100.78	100.89
7354	NYSE	ATO	Thu, Aug 5, 2021	99.89	101.33	99.27	101.31
7353	NYSE	ATO	Wed, Aug 4, 2021	99.11	99.55	98.07	99.39
7352	NYSE	ATO	Tue, Aug 3, 2021	99.48	100.16	99.15	99.68
7351	NYSE	ATO	Mon, Aug 2, 2021	98.75	100.01	98.59	99.54
7350	NYSE	ATO	Fri, Jul 30, 2021	100.31	100.85	98.22	98.59
7349	NYSE	ATO	Thu, Jul 29, 2021	100.52	100.65	99.11	100.19
7348	NYSE	ATO	Wed, Jul 28, 2021	101.24	101.26	99.45	100.35
7347	NYSE	ATO	Tue, Jul 27, 2021	99.44	101.40	99.09	101.10
7346	NYSE	ATO	Mon, Jul 26, 2021	99.26	99.73	99.07	99.52
7345	NYSE	ATO	Fri, Jul 23, 2021	98.00	99.55	97.74	99.45
7344	NYSE	ATO	Thu, Jul 22, 2021	97.87	98.65	97.50	97.66
7343	NYSE	ATO	Wed, Jul 21, 2021	99.64	100.17	98.17	98.25
7342	NYSE	ATO	Tue, Jul 20, 2021	99.32	100.27	98.67	99.49
7341	NYSE	ATO	Mon, Jul 19, 2021	101.10	101.33	97.50	98.95
7340	NYSE	ATO	Fri, Jul 16, 2021	101.16	101.76	100.68	101.24
7339	NYSE	ATO	Thu, Jul 15, 2021	99.21	100.97	99.14	100.82
7338	NYSE	ATO	Wed, Jul 14, 2021	98.68	99.71	98.28	99.45
7337	NYSE	ATO	Tue, Jul 13, 2021	99.36	99.84	98.65	98.80
7336	NYSE	ATO	Mon, Jul 12, 2021	98.18	99.52	97.89	99.44
7335	NYSE	ATO	Fri, Jul 9, 2021	98.22	98.63	97.15	98.53
7334	NYSE	ATO	Thu, Jul 8, 2021	97.50	98.37	97.17	97.66
7333	NYSE	ATO	Wed, Jul 7, 2021	96.80	98.01	96.51	97.95
7332	NYSE	ATO	Tue, Jul 6, 2021	97.00	97.25	95.21	97.08
7331	NYSE	ATO	Fri, Jul 2, 2021	96.98	97.28	96.39	97.11
7330	NYSE	ATO	Thu, Jul 1, 2021	96.35	97.47	95.60	96.98
7329	NYSE	ATO	Wed, Jun 30, 2021	96.19	96.79	95.67	96.11
7328	NYSE	ATO	Tue, Jun 29, 2021	98.43	98.65	96.17	96.41
7327	NYSE	ATO	Mon, Jun 28, 2021	99.03	99.06	98.30	98.75
7326	NYSE	ATO	Fri, Jun 25, 2021	97.24	98.93	97.12	98.93
7325	NYSE	ATO	Thu, Jun 24, 2021	97.07	97.59	96.74	97.46
7324	NYSE	ATO	Wed, Jun 23, 2021	98.41	98.41	97.24	97.35
7323	NYSE	ATO	Tue, Jun 22, 2021	98.66	99.27	98.14	98.41
7322	NYSE	ATO	Mon, Jun 21, 2021	98.38	99.51	98.13	99.04
7321	NYSE	ATO	Fri, Jun 18, 2021	99.61	99.67	97.67	97.88
7320	NYSE	ATO	Thu, Jun 17, 2021	100.65	101.35	100.01	100.30
7319	NYSE	ATO	Wed, Jun 16, 2021	101.19	101.51	100.10	100.57
7318	NYSE	ATO	Tue, Jun 15, 2021	100.93	101.56	100.67	100.96
7317	NYSE	ATO	Mon, Jun 14, 2021	101.76	101.84	100.70	101.10
7316	NYSE	ATO	Fri, Jun 11, 2021	101.35	101.79	100.73	101.79
7315	NYSE	ATO	Thu, Jun 10, 2021	101.27	101.70	100.97	101.22
7314	NYSE	ATO	Wed, Jun 9, 2021	100.47	101.22	99.80	101.15
7313	NYSE	ATO	Tue, Jun 8, 2021	101.15	101.22	99.91	100.29
7312	NYSE	ATO	Mon, Jun 7, 2021	100.92	101.12	100.42	100.97
7311	NYSE	ATO	Fri, Jun 4, 2021	101.51	101.67	100.54	100.71
7310	NYSE	ATO	Thu, Jun 3, 2021	100.25	101.53	100.19	101.19
7309	NYSE	ATO	Wed, Jun 2, 2021	99.75	101.38	99.47	100.47
7308	NYSE	ATO	Tue, Jun 1, 2021	99.42	99.49	98.79	99.44
7307	NYSE	ATO	Fri, May 28, 2021	99.44	99.77	98.89	99.17
7306	NYSE	ATO	Thu, May 27, 2021	98.77	99.73	98.66	99.16
7305	NYSE	ATO	Wed, May 26, 2021	98.32	99.02	97.78	98.62
7304	NYSE	ATO	Tue, May 25, 2021	98.32	98.32	97.17	98.29
7303	NYSE	ATO	Mon, May 24, 2021	98.37	99.02	98.28	98.43
7302	NYSE	ATO	Fri, May 21, 2021	98.09	98.73	96.84	98.18
7301	NYSE	ATO	Thu, May 20, 2021	97.88	99.00	97.82	97.70
7300	NYSE	ATO	Wed, May 19, 2021	99.19	99.29	97.60	98.11
7299	NYSE	ATO	Tue, May 18, 2021	97.93	99.57	97.42	99.14
7298	NYSE	ATO	Mon, May 17, 2021	100.32	100.56	98.49	98.51
7297	NYSE	ATO	Fri, May 14, 2021	100.85	101.64	100.17	100.46
7296	NYSE	ATO	Thu, May 13, 2021	98.74	101.18	98.32	100.61
7295	NYSE	ATO	Wed, May 12, 2021	101.71	101.73	99.15	99.25
7294	NYSE	ATO	Tue, May 11, 2021	103.92	104.18	100.68	101.31
7293	NYSE	ATO	Mon, May 10, 2021	103.56	104.76	103.03	103.51
7292	NYSE	ATO	Fri, May 7, 2021	103.00	103.75	102.73	103.00
7291	NYSE	ATO	Thu, May 6, 2021	102.68	104.23	102.37	103.35
7290	NYSE	ATO	Wed, May 5, 2021	102.84	102.66	101.08	102.53
7289	NYSE	ATO	Tue, May 4, 2021	103.96	104.26	102.71	103.55
7288	NYSE	ATO	Mon, May 3, 2021	103.59	104.79	103.43	103.79
7287	NYSE	ATO	Fri, Apr 30, 2021	102.41	103.71	102.04	103.59
7286	NYSE	ATO	Thu, Apr 29, 2021	101.20	102.26	100.65	102.18
7285	NYSE	ATO	Wed, Apr 28, 2021	101.59	102.03	100.24	100.30
7284	NYSE	ATO	Tue, Apr 27, 2021	102.50	102.50	101.30	101.48
7283	NYSE	ATO	Mon, Apr 26, 2021	103.55	103.55	101.92	102.41
7282	NYSE	ATO	Fri, Apr 23, 2021	103.77	104.26	103.13	103.35
7281	NYSE	ATO	Thu, Apr 22, 2021	103.39	103.94	103.14	103.40
7280	NYSE	ATO	Wed, Apr 21, 2021	104.60	104.99	103.37	103.39
7279	NYSE	ATO	Tue, Apr 20, 2021	102.14	104.73	102.00	104.59
7278	NYSE	ATO	Mon, Apr 19, 2021	102.31	102.31	101.24	101.84
7277	NYSE	ATO	Fri, Apr 16, 2021	101.71	102.15	100.53	101.82
7276	NYSE	ATO	Thu, Apr 15, 2021	100.00	101.34	99.81	101.32
7275	NYSE	ATO	Wed, Apr 14, 2021	98.83	100.44	98.74	100.13
7274	NYSE	ATO	Tue, Apr 13, 2021	99.51	100.41	98.88	99.09
7273	NYSE	ATO	Mon, Apr 12, 2021	99.62	100.28	99.20	99.36
7272	NYSE	ATO	Fri, Apr 9, 2021	98.80	99.42	98.34	99.13
7271	NYSE	ATO	Thu, Apr 8, 2021	98.67	98.86	97.73	98.32
7270	NYSE	ATO	Wed, Apr 7, 2021	97.92	98.87	97.26	98.23
7269	NYSE	ATO	Tue, Apr 6, 2021	98.35	98.57	97.49	98.26
7268	NYSE	ATO	Mon, Apr 5, 2021	98.16	99.20	97.60	98.62
7267	NYSE	ATO	Thu, Apr 1, 2021	98.57	98.86	97.08	98.24
7266	NYSE	ATO	Wed, Mar 31, 2021	98.24	99.25	96.95	98.85
7265	NYSE	ATO	Tue, Mar 30, 2021	98.49	99.23	97.49	98.89
7264	NYSE	ATO	Mon, Mar 29, 2021	97.27	98.86	97.07	98.85
7263	NYSE	ATO	Fri, Mar 26, 2021	97.13	97.31	95.43	97.24
7262	NYSE	ATO	Thu, Mar 25, 2021	96.34	97.43	95.22	97.08
7261	NYSE	ATO	Wed, Mar 24, 2021	94.35	96.40	93.93	95.85
7260	NYSE	ATO	Tue, Mar 23, 2021	93.00	94.48	92.87	94.18
7259	NYSE	ATO	Mon, Mar 22, 2021	93.72	94.17	92.00	93.54
7258	NYSE	ATO	Fri, Mar 19, 2021	93.53	94.90	92.86	94.09
7257	NYSE	ATO	Thu, Mar 18, 2021	92.24	93.80	91.64	93.53
7256	NYSE	ATO	Wed, Mar 17, 2021	93.86	94.55	92.33	92.43
7255	NYSE	ATO	Tue, Mar 16, 2021	92.84	94.05	92.69	93.80
7254	NYSE	ATO	Mon, Mar 15, 2021	91.99	93.29	91.61	93.19
7253	NYSE	ATO	Fri, Mar 12, 2021	90.72	91.97	90.29	91.42
7252	NYSE	ATO	Thu, Mar 11, 2021	90.12	90.70	89.51	89.88
7251	NYSE	ATO	Wed, Mar 10, 2021	89.86	91.10	89.06	90.81
7250	NYSE	ATO	Tue, Mar 9, 2021	90.15	91.35	89.26	89.34
7249	NYSE	ATO	Mon, Mar 8, 2021	92.00	92.22	89.68	91.64
7248	NYSE	ATO	Fri, Mar 5, 2021	88.93	92.64	88.93	91.71
7247	NYSE	ATO	Thu, Mar 4, 2021	89.92	91.17	88.53	88.90
7246	NYSE	ATO	Wed, Mar 3, 2021	87.76	89.46	86.95	88.45
7245	NYSE	ATO	Tue, Mar 2, 2021	85.92	87.44	85.80	87.24
7244	NYSE	ATO	Mon, Mar 1, 2021	85.61	86.93	85.59	85.75
7243	NYSE	ATO	Fri, Feb 26, 2021	88.38	88.63	84.59	84.61
7242	NYSE	ATO	Thu, Feb 25, 2021	88.88	90.25	88.08	88.23
7241	NYSE	ATO	Wed, Feb 24, 2021	89.95	90.12	88.56	88.67
7240	NYSE	ATO	Tue, Feb 23, 2021	90.41	91.92	89.30	89.63
7239	NYSE	ATO	Mon, Feb 22, 2021	90.00	90.98	88.59	89.41
7238	NYSE	ATO	Fri, Feb 19, 2021	92.89	94.13	92.21	93.56
7237	NYSE	ATO	Thu, Feb 18, 2021	92.57	94.30	92.57	93.07
7236	NYSE	ATO	Wed, Feb 17, 2021	91.26	92.91	90.90	92.43
7235	NYSE	ATO	Tue, Feb 16, 2021	90.84	91.49	90.28	91.13
7234	NYSE	ATO	Fri, Feb 12, 2021	91.00	91.78	90.16	91.05
7233	NYSE	ATO	Thu, Feb 11, 2021	91.12	92.01	90.30	91.04
7232	NYSE	ATO	Wed, Feb 10, 2021	90.17	92.13	89.85	91.85
7231	NYSE	ATO	Tue, Feb 9, 2021	89.14	89.63	88.28	89.60
7230	NYSE	ATO	Mon, Feb 8, 2021	89.19	89.81	88.59	89.08
7229	NYSE	ATO	Fri, Feb 5, 2021	89.19	89.46	88.50	89.05
7228	NYSE	ATO	Thu, Feb 4, 2021	87.46	88.83	87.03	88.78
7227	NYSE	ATO	Wed, Feb 3, 2021	88.75	89.18	86.71	87.05
7226	NYSE	ATO	Tue, Feb 2, 2021	88.90	90.37	87.96	88.66
7225	NYSE	ATO	Mon, Feb 1, 2021	89.06	89.67	88.05	88.65
7224	NYSE	ATO	Fri, Jan 29, 2021	88.05	90.08	87.69	89.00
7223	NYSE	ATO	Thu, Jan 28, 2021	91.02	91.73	87.96	88.57
7222	NYSE	ATO	Wed, Jan 27, 2021	90.34	92.00	90.30	90.83
7221	NYSE	ATO	Tue, Jan 26, 2021	90.78	91.57	89.82	90.95
7220	NYSE	ATO	Mon, Jan 25, 2021	88.80	91.47	88.43	90.44
7219	NYSE	ATO	Fri, Jan 22, 2021	89.25	89.90	87.98	89.09
7218	NYSE	ATO	Thu, Jan 21, 2021	89.58	90.17	89.12	89.45
7217	NYSE	ATO	Wed, Jan 20, 2021	90.31	91.53	89.65	90.09
7216	NYSE	ATO	Tue, Jan 19, 2021	90.42	90.95	89.63	90.08
7215	NYSE	ATO	Fri, Jan 15, 2021	87.67	90.12	87.27	90.03
7214	NYSE	ATO	Thu, Jan 14, 2021	89.13	89.13	87.20	87.64
7213	NYSE	ATO	Wed, Jan 13, 2021	87.63	88.61	87.57	88.46
7212	NYSE	ATO	Tue, Jan 12, 2021	87.50	88.65	86.85	87.62
7211	NYSE	ATO	Mon, Jan 11, 2021	88.96	89.98	87.33	87.67
7210	NYSE	ATO	Fri, Jan 8, 2021	90.00	90.23	88.33	89.26
7209	NYSE	ATO	Thu, Jan 7, 2021	93.72	93.78	89.39	89.77
7208	NYSE	ATO	Wed, Jan 6, 2021	93.07	94.10	92.48	93.71
7207	NYSE	ATO	Tue, Jan 5, 2021	94.27	94.36	92.00	92.61
7206	NYSE	ATO	Mon, Jan 4, 2021	95.40	95.92	93.70	94.03
7205	NYSE	ATO	Thu, Dec 31, 2020	93.27	95.49	93.02	95.43
7204	NYSE	ATO	Wed, Dec 30, 2020	93.47	95.04	93.06	93.51
7203	NYSE	ATO	Tue, Dec 29, 2020	93.60	94.25	92.58	93.16
7202	NYSE	ATO	Mon, Dec 28, 2020	92.93	94.20	92.64	93.41
7201	NYSE	ATO	Thu, Dec 24, 2020	92.31	92.80	91.57	92.77
7200	NYSE	ATO	Wed, Dec 23, 2020	92.55	93.50	91.92	92.03
7199	NYSE	ATO	Tue, Dec 22, 2020	92.17	92.87	91.57	92.33
7198	NYSE	ATO	Mon, Dec 21, 2020	94.12	95.14	91.35	92.02
7197	NYSE	ATO	Fri, Dec 18, 2020	99.24	99.70	94.78	95.11
7196	NYSE	ATO	Thu, Dec 17, 2020	99.56	100.78	99.05	99.09
7195	NYSE	ATO	Wed, Dec 16, 2020	101.45	101.68	99.25	99.35
7194	NYSE	ATO	Tue, Dec 15, 2020	100.09	102.26	99.83	101.68
7193	NYSE	ATO	Mon, Dec 14, 2020	99.82	101.07	99.39	99.51
7192	NYSE	ATO	Fri, Dec 11, 2020	98.21	99.27	97.90	99.07
7191	NYSE	ATO	Thu, Dec 10, 2020	97.90	98.33	96.90	98.17
7190	NYSE	ATO	Wed, Dec 9, 2020	97.67	98.08	96.90	97.75
7189	NYSE	ATO	Tue, Dec 8, 2020	97.02	98.25	96.78	97.59
7188	NYSE	ATO	Mon, Dec 7, 2020	96.88	98.25	96.88	97.25
7187	NYSE	ATO	Fri, Dec 4, 2020	96.96	98.01	95.71	97.27
7186	NYSE	ATO	Thu, Dec 3, 2020	96.19	96.89	95.52	96.52
7185	NYSE	ATO	Wed, Dec 2, 2020	96.50	97.11	94.32	96.19
7184	NYSE	ATO	Tue, Dec 1, 2020	96.19	97.38	96.19	96.64
7183	NYSE	ATO	Mon, Nov 30, 2020	96.85	97.26	95.27	95.89
7182	NYSE	ATO	Fri, Nov 27, 2020	98.72	99.01	96.64	96.82
7181	NYSE	ATO	Wed, Nov 25, 2020	100.42	100.42	98.36	98.79
7180	NYSE	ATO	Tue, Nov 24, 2020	97.80	101.30	97.52	100.28
7179	NYSE	ATO	Mon, Nov 23, 2020	96.16	97.16	95.98	96.86
7178	NYSE	ATO	Fri, Nov 20, 2020	95.21	96.46	94.36	95.67
7177	NYSE	ATO	Thu, Nov 19, 2020	96.55	96.79	93.04	95.10
7176	NYSE	ATO	Wed, Nov 18, 2020	100.61	100.83	95.83	96.17
7175	NYSE	ATO	Tue, Nov 17, 2020	100.56	101.41	99.89	100.05
7174	NYSE	ATO	Mon, Nov 16, 2020	103.57	103.66	100.90	101.28
7173	NYSE	ATO	Fri, Nov 13, 2020	99.43	102.74	99.24	102.16
7172	NYSE	ATO	Thu, Nov 12, 2020	99.89	100.73	97.45	98.72
7171	NYSE	ATO	Wed, Nov 11, 2020	102.68	102.68	99.82	100.74
7170	NYSE	ATO	Tue, Nov 10, 2020	98.24	102.95	97.92	102.45
7169	NYSE	ATO	Mon, Nov 9, 2020	98.00	99.61	96.64	97.79
7168	NYSE	ATO	Fri, Nov 6, 2020	95.46	95.69	93.32	93.64
7167	NYSE	ATO	Thu, Nov 5, 2020	96.62	97.55	94.52	95.02
7166	NYSE	ATO	Wed, Nov 4, 2020	97.00	98.59	95.49	95.59
7165	NYSE	ATO	Tue, Nov 3, 2020	96.70	98.40	96.43	97.63
7164	NYSE	ATO	Mon, Nov 2, 2020	92.51	95.60	92.37	95.51
7163	NYSE	ATO	Fri, Oct 30, 2020	91.57	92.22	91.05	91.67
7162	NYSE	ATO	Thu, Oct 29, 2020	92.40	93.37	90.66	92.08
7161	NYSE	ATO	Wed, Oct 28, 2020	96.07	96.65	92.62	92.69
7160	NYSE	ATO	Tue, Oct 27, 2020	97.66	98.17	97.03	97.07
7159	NYSE	ATO	Mon, Oct 26, 2020	97.19	97.81	96.66	97.48
7158	NYSE	ATO	Fri, Oct 23, 2020	97.26	98.19	96.96	97.69
7157	NYSE	ATO	Thu, Oct 22, 2020	95.56	97.10	95.35	96.64
7156	NYSE	ATO	Wed, Oct 21, 2020	94.28	96.90	94.03	95.54
7155	NYSE	ATO	Tue, Oct 20, 2020	94.41	94.70	93.11	94.28
7154	NYSE	ATO	Mon, Oct 19, 2020	94.76	95.01	93.90	94.24
7153	NYSE	ATO	Fri, Oct 16, 2020	94.37	95.07	93.42	94.49
7152	NYSE	ATO	Thu, Oct 15, 2020	94.41	95.44	93.43	94.50
7151	NYSE	ATO	Wed, Oct 14, 2020	95.32	96.05	94.49	95.04
7150	NYSE	ATO	Tue, Oct 13, 2020	96.32	96.43	94.31	95.41
7149	NYSE	ATO	Mon, Oct 12, 2020	96.31	97.27	96.11	96.61
7148	NYSE	ATO	Fri, Oct 9, 2020	97.40	97.80	95.99	96.51
7147	NYSE	ATO	Thu, Oct 8, 2020	96.70	97.28	96.20	96.79
7146	NYSE	ATO	Wed, Oct 7, 2020	97.07	97.42	95.62	96.38
7145	NYSE	ATO	Tue, Oct 6, 2020	95.36	97.87	95.36	96.98
7144	NYSE	ATO	Mon, Oct 5, 2020	96.59	96.59	94.95	95.22
7143	NYSE	ATO	Fri, Oct 2, 2020	94.95	97.00	94.59	96.02
7142	NYSE	ATO	Thu, Oct 1, 2020	95.61	96.34	94.82	95.47
7141	NYSE	ATO	Wed, Sep 30, 2020	95.82	95.95	94.69	95.59
7140	NYSE	ATO	Tue, Sep 29, 2020	95.17	95.93	94.89	95.10
7139	NYSE	ATO	Mon, Sep 28, 2020	95.30	95.76	94.65	95.04
7138	NYSE	ATO	Fri, Sep 25, 2020	93.23	95.51	92.89	95.25
7137	NYSE	ATO	Thu, Sep 24, 2020	92.81	94.22	92.51	93.59
7136	NYSE	ATO	Wed, Sep 23, 2020	93.58	94.16	92.72	92.87
7135	NYSE	ATO	Tue, Sep 22, 2020	92.33	94.29	92.23	93.72
7134	NYSE	ATO	Mon, Sep 21, 2020	91.24	92.48	90.49	92.27
7133	NYSE	ATO	Fri, Sep 18, 2020	93.19	93.67	91.80	92.00
7132	NYSE	ATO	Thu, Sep 17, 2020	93.83	94.19	92.96	93.42
7131	NYSE	ATO	Wed, Sep 16, 2020	92.50	94.50	92.11	93.89
7130	NYSE	ATO	Tue, Sep 15, 2020	93.64	94.59	91.90	92.35
7129	NYSE	ATO	Mon, Sep 14, 2020	93.96	94.20	93.04	93.32
7128	NYSE	ATO	Fri, Sep 11, 2020	94.56	94.56	92.75	93.21
7127	NYSE	ATO	Thu, Sep 10, 2020	96.45	96.45	94.26	94.27
7126	NYSE	ATO	Wed, Sep 9, 2020	96.69	97.71	96.32	96.65
7125	NYSE	ATO	Tue, Sep 8, 2020	97.63	97.63	95.12	96.12
7124	NYSE	ATO	Fri, Sep 4, 2020	98.50	98.63	96.47	97.22
7123	NYSE	ATO	Thu, Sep 3, 2020	98.95	99.93	97.38	98.09
7122	NYSE	ATO	Wed, Sep 2, 2020	97.51	99.03	97.16	98.43
7121	NYSE	ATO	Tue, Sep 1, 2020	99.42	99.42	97.14	97.43
7120	NYSE	ATO	Mon, Aug 31, 2020	99.51	100.21	99.12	99.82
7119	NYSE	ATO	Fri, Aug 28, 2020	99.39	99.65	98.06	99.58
7118	NYSE	ATO	Thu, Aug 27, 2020	99.82	100.18	98.53	98.98
7117	NYSE	ATO	Wed, Aug 26, 2020	100.12	100.12	98.50	99.30
7116	NYSE	ATO	Tue, Aug 25, 2020	102.24	102.24	99.72	100.44
7115	NYSE	ATO	Mon, Aug 24, 2020	100.86	101.92	99.59	101.91
7114	NYSE	ATO	Fri, Aug 21, 2020	101.18	101.20	99.08	100.84
7113	NYSE	ATO	Thu, Aug 20, 2020	102.21	103.01	101.61	101.13
7112	NYSE	ATO	Wed, Aug 19, 2020	103.28	103.71	102.30	102.64
7111	NYSE	ATO	Tue, Aug 18, 2020	103.85	104.29	102.94	103.00
7110	NYSE	ATO	Mon, Aug 17, 2020	104.51	105.07	103.98	104.12
7109	NYSE	ATO	Fri, Aug 14, 2020	104.73	105.22	103.52	104.50
7108	NYSE	ATO	Thu, Aug 13, 2020	104.46	105.08	103.84	104.62
7107	NYSE	ATO	Wed, Aug 12, 2020	104.10	106.00	104.05	104.96
7106	NYSE	ATO	Tue, Aug 11, 2020	106.67	106.67	103.30	103.53
7105	NYSE	ATO	Mon, Aug 10, 2020	106.43	107.02	105.58	106.04
7104	NYSE	ATO	Fri, Aug 7, 2020	103.89	106.61	103.89	105.71
7103	NYSE	ATO	Thu, Aug 6, 2020	106.10	106.10	103.35	104.70
7102	NYSE	ATO	Wed, Aug 5, 2020	104.80	105.98	103.25	103.69
7101	NYSE	ATO	Tue, Aug 4, 2020	104.13	105.61	104.12	104.81
7100	NYSE	ATO	Mon, Aug 3, 2020	105.61	105.65	104.05	105.31
7099	NYSE	ATO	Fri, Jul 31, 2020	105.32	106.67	104.64	105.99
7098	NYSE	ATO	Thu, Jul 30, 2020	104.81	105.77	104.70	105.42
7097	NYSE	ATO	Wed, Jul 29, 2020	105.03	105.98	105.03	105.66
7096	NYSE	ATO	Tue, Jul 28, 2020	102.20	105.14	102.20	104.60
7095	NYSE	ATO	Mon, Jul 27, 2020	102.98	103.74	102.21	102.57
7094	NYSE	ATO	Fri, Jul 24, 2020	104.16	104.80	102.48	103.00
7093	NYSE	ATO	Thu, Jul 23, 2020	104.05	104.50	102.95	103.70
7092	NYSE	ATO	Wed, Jul 22, 2020	101.83	104.35	101.26	104.03
7091	NYSE	ATO	Tue, Jul 21, 2020	100.42	102.32	99.88	102.15
7090	NYSE	ATO	Mon, Jul 20, 2020	100.81	101.32	99.48	99.81
7089	NYSE	ATO	Fri, Jul 17, 2020	101.03	101.66	100.46	101.06
7088	NYSE	ATO	Thu, Jul 16, 2020	100.63	101.33	100.09	100.55
7087	NYSE	ATO	Wed, Jul 15, 2020	101.38	102.37	100.47	100.64
7086	NYSE	ATO	Tue, Jul 14, 2020	99.75	101.04	99.20	100.43
7085	NYSE	ATO	Mon, Jul 13, 2020	99.59	100.68	99.02	99.69
7084	NYSE	ATO	Fri, Jul 10, 2020	97.69	99.73	97.56	99.09
7083	NYSE	ATO	Thu, Jul 9, 2020	98.72	98.80	97.08	97.69
7082	NYSE	ATO	Wed, Jul 8, 2020	100.02	100.36	98.69	99.38
7081	NYSE	ATO	Tue, Jul 7, 2020	100.37	101.07	99.67	100.07
7080	NYSE	ATO	Mon, Jul 6, 2020	102.10	102.88	100.73	101.24
7079	NYSE	ATO	Thu, Jul 2, 2020	101.19	102.17	100.86	101.18
7078	NYSE	ATO	Wed, Jul 1, 2020	99.75	101.34	99.75	100.69
7077	NYSE	ATO	Tue, Jun 30, 2020	98.46	100.31	98.24	99.58
7076	NYSE	ATO	Mon, Jun 29, 2020	98.11	98.56	96.79	98.38
7075	NYSE	ATO	Fri, Jun 26, 2020	97.15	98.29	96.10	97.46
7074	NYSE	ATO	Thu, Jun 25, 2020	98.46	98.68	95.30	97.07
7073	NYSE	ATO	Wed, Jun 24, 2020	98.02	99.04	97.05	98.96
7072	NYSE	ATO	Tue, Jun 23, 2020	101.26	101.52	98.49	98.84
7071	NYSE	ATO	Mon, Jun 22, 2020	99.14	100.57	98.40	100.12
7070	NYSE	ATO	Fri, Jun 19, 2020	102.97	103.31	99.48	99.72
7069	NYSE	ATO	Thu, Jun 18, 2020	100.33	102.20	100.33	101.45
7068	NYSE	ATO	Wed, Jun 17, 2020	102.49	102.79	100.53	101.18
7067	NYSE	ATO	Tue, Jun 16, 2020	103.67	104.82	101.58	102.26
7066	NYSE	ATO	Mon, Jun 15, 2020	98.24	101.75	97.72	101.08
7065	NYSE	ATO	Fri, Jun 12, 2020	101.71	101.71	98.97	100.43
7064	NYSE	ATO	Thu, Jun 11, 2020	102.00	102.60	98.33	99.27
7063	NYSE	ATO	Wed, Jun 10, 2020	103.97	105.17	103.36	103.74
7062	NYSE	ATO	Tue, Jun 9, 2020	105.23	105.23	102.92	104.32
7061	NYSE	ATO	Mon, Jun 8, 2020	104.40	106.49	103.28	106.03
7060	NYSE	ATO	Fri, Jun 5, 2020	104.80	105.68	103.98	104.53
7059	NYSE	ATO	Thu, Jun 4, 2020	103.96	104.61	101.84	104.22
7058	NYSE	ATO	Wed, Jun 3, 2020	103.68	105.77	103.32	104.76
7057	NYSE	ATO	Tue, Jun 2, 2020	103.68	103.78	102.32	103.25
7056	NYSE	ATO	Mon, Jun 1, 2020	103.19	103.87	102.07	102.95
7055	NYSE	ATO	Fri, May 29, 2020	100.99	103.99	100.57	102.78
7054	NYSE	ATO	Thu, May 28, 2020	100.90	102.58	100.75	101.68
7053	NYSE	ATO	Wed, May 27, 2020	99.43	99.61	97.06	99.18
7052	NYSE	ATO	Tue, May 26, 2020	99.57	100.39	97.39	97.60
7051	NYSE	ATO	Fri, May 22, 2020	97.40	98.38	97.29	98.33
7050	NYSE	ATO	Thu, May 21, 2020	99.02	100.04	97.69	97.21
7049	NYSE	ATO	Wed, May 20, 2020	97.81	100.33	97.48	99.41
7048	NYSE	ATO	Tue, May 19, 2020	97.81	99.55	96.24	96.30
7047	NYSE	ATO	Mon, May 18, 2020	98.49	99.26	97.34	98.52
7046	NYSE	ATO	Fri, May 15, 2020	94.13	95.75	91.28	95.11
7045	NYSE	ATO	Thu, May 14, 2020	95.32	95.77	92.51	94.89
7044	NYSE	ATO	Wed, May 13, 2020	95.89	96.63	94.91	96.44
7043	NYSE	ATO	Tue, May 12, 2020	97.04	97.50	95.91	96.37
7042	NYSE	ATO	Mon, May 11, 2020	96.61	97.67	94.64	96.78
7041	NYSE	ATO	Fri, May 8, 2020	97.39	97.87	96.16	97.33
7040	NYSE	ATO	Thu, May 7, 2020	98.13	101.29	96.10	96.38
7039	NYSE	ATO	Wed, May 6, 2020	102.15	102.15	96.09	96.55
7038	NYSE	ATO	Tue, May 5, 2020	101.64	102.95	101.11	101.77
7037	NYSE	ATO	Mon, May 4, 2020	99.67	100.98	98.67	100.75
7036	NYSE	ATO	Fri, May 1, 2020	101.11	101.11	98.82	100.10
7035	NYSE	ATO	Thu, Apr 30, 2020	104.47	104.99	101.28	101.97
7034	NYSE	ATO	Wed, Apr 29, 2020	109.26	109.26	104.25	104.86
7033	NYSE	ATO	Tue, Apr 28, 2020	106.76	107.92	105.02	107.15
7032	NYSE	ATO	Mon, Apr 27, 2020	105.06	106.10	103.74	105.55
7031	NYSE	ATO	Fri, Apr 24, 2020	102.64	104.72	101.16	104.41
7030	NYSE	ATO	Thu, Apr 23, 2020	103.18	103.27	100.42	101.33
7029	NYSE	ATO	Wed, Apr 22, 2020	102.76	103.25	101.40	102.32
7028	NYSE	ATO	Tue, Apr 21, 2020	100.57	103.28	100.29	100.79
7027	NYSE	ATO	Mon, Apr 20, 2020	108.89	109.41	102.12	102.53
7026	NYSE	ATO	Fri, Apr 17, 2020	106.65	111.34	105.73	110.70
7025	NYSE	ATO	Thu, Apr 16, 2020	106.64	107.30	103.65	105.09
7024	NYSE	ATO	Wed, Apr 15, 2020	106.21	107.62	105.40	106.35
7023	NYSE	ATO	Tue, Apr 14, 2020	105.68	108.65	104.37	108.11
7022	NYSE	ATO	Mon, Apr 13, 2020	104.03	104.80	101.80	103.27
7021	NYSE	ATO	Thu, Apr 9, 2020	103.96	108.41	103.41	105.20
7020	NYSE	ATO	Wed, Apr 8, 2020	99.30	103.42	97.77	102.65
7019	NYSE	ATO	Tue, Apr 7, 2020	105.96	105.96	98.08	98.42
7018	NYSE	ATO	Mon, Apr 6, 2020	97.82	104.95	97.61	103.63
7017	NYSE	ATO	Fri, Apr 3, 2020	95.92	97.16	93.01	94.16
7016	NYSE	ATO	Thu, Apr 2, 2020	93.52	98.58	93.52	97.37
7015	NYSE	ATO	Wed, Apr 1, 2020	95.60	100.03	92.33	94.64
7014	NYSE	ATO	Tue, Mar 31, 2020	101.64	102.26	98.56	99.23
7013	NYSE	ATO	Mon, Mar 30, 2020	98.52	103.38	97.86	102.82
7012	NYSE	ATO	Fri, Mar 27, 2020	92.78	100.42	91.21	97.41
7011	NYSE	ATO	Thu, Mar 26, 2020	90.19	97.08	90.19	96.27
7010	NYSE	ATO	Wed, Mar 25, 2020	87.93	93.79	79.48	90.30
7009	NYSE	ATO	Tue, Mar 24, 2020	83.20	89.30	81.21	88.59
7008	NYSE	ATO	Mon, Mar 23, 2020	85.52	85.57	77.92	80.50
7007	NYSE	ATO	Fri, Mar 20, 2020	98.85	99.01	85.56	86.20
7006	NYSE	ATO	Thu, Mar 19, 2020	106.38	106.38	92.18	98.51
7005	NYSE	ATO	Wed, Mar 18, 2020	102.64	109.94	95.26	105.84
7004	NYSE	ATO	Tue, Mar 17, 2020	96.20	108.33	95.79	108.09
7003	NYSE	ATO	Mon, Mar 16, 2020	92.87	97.98	91.17	93.68
7002	NYSE	ATO	Fri, Mar 13, 2020	98.81	100.67	93.55	100.67
7001	NYSE	ATO	Thu, Mar 12, 2020	96.13	102.73	90.51	94.68
7000	NYSE	ATO	Wed, Mar 11, 2020	103.20	103.93	100.53	102.85
6999	NYSE	ATO	Tue, Mar 10, 2020	106.86	107.31	101.16	105.43
6998	NYSE	ATO	Mon, Mar 9, 2020	107.11	107.47	103.33	105.13
6997	NYSE	ATO	Fri, Mar 6, 2020	107.60	111.67	106.50	111.25
6996	NYSE	ATO	Thu, Mar 5, 2020	111.02	111.90	110.19	111.13
6995	NYSE	ATO	Wed, Mar 4, 2020	107.94	113.15	107.94	112.90
6994	NYSE	ATO	Tue, Mar 3, 2020	107.62	109.37	105.69	106.54
6993	NYSE	ATO	Mon, Mar 2, 2020	103.71	108.31	103.31	107.89
6992	NYSE	ATO	Fri, Feb 28, 2020	104.83	105.66	101.73	103.25
6991	NYSE	ATO	Thu, Feb 27, 2020	111.77	113.12	107.20	107.20
6990	NYSE	ATO	Wed, Feb 26, 2020	113.98	115.24	112.05	112.09
6989	NYSE	ATO	Tue, Feb 25, 2020	116.62	117.10	113.69	113.74
6988	NYSE	ATO	Mon, Feb 24, 2020	117.93	118.28	116.09	116.22
6987	NYSE	ATO	Fri, Feb 21, 2020	118.82	119.64	118.53	118.70
6986	NYSE	ATO	Thu, Feb 20, 2020	119.74	119.78	118.84	118.66
6985	NYSE	ATO	Wed, Feb 19, 2020	120.47	120.48	119.60	119.60
6984	NYSE	ATO	Tue, Feb 18, 2020	120.66	121.08	120.26	120.57
6983	NYSE	ATO	Fri, Feb 14, 2020	118.83	120.53	117.20	120.45
6982	NYSE	ATO	Thu, Feb 13, 2020	117.93	119.56	117.82	119.50
6981	NYSE	ATO	Wed, Feb 12, 2020	118.88	119.22	117.67	117.94
6980	NYSE	ATO	Tue, Feb 11, 2020	118.62	119.68	118.48	119.36
6979	NYSE	ATO	Mon, Feb 10, 2020	117.92	118.35	117.69	118.31
6978	NYSE	ATO	Fri, Feb 7, 2020	117.81	118.14	117.15	117.59
6977	NYSE	ATO	Thu, Feb 6, 2020	118.62	118.62	117.13	117.66
6976	NYSE	ATO	Wed, Feb 5, 2020	116.52	118.96	115.00	118.28
6975	NYSE	ATO	Tue, Feb 4, 2020	118.50	119.20	117.22	117.22
6974	NYSE	ATO	Mon, Feb 3, 2020	117.40	118.74	117.00	118.67
6973	NYSE	ATO	Fri, Jan 31, 2020	116.97	117.73	115.82	117.03
6972	NYSE	ATO	Thu, Jan 30, 2020	116.24	117.52	115.91	117.38
6971	NYSE	ATO	Wed, Jan 29, 2020	116.31	116.64	115.64	116.31
6970	NYSE	ATO	Tue, Jan 28, 2020	116.54	117.84	116.05	116.31
6969	NYSE	ATO	Mon, Jan 27, 2020	117.17	117.98	115.93	116.39
6968	NYSE	ATO	Fri, Jan 24, 2020	117.06	117.66	116.59	117.38
6967	NYSE	ATO	Thu, Jan 23, 2020	116.04	116.93	115.88	116.88
6966	NYSE	ATO	Wed, Jan 22, 2020	116.66	116.73	115.72	116.09
6965	NYSE	ATO	Tue, Jan 21, 2020	115.14	116.11	114.55	115.92
6964	NYSE	ATO	Fri, Jan 17, 2020	114.80	115.09	114.04	114.98
6963	NYSE	ATO	Thu, Jan 16, 2020	114.03	114.96	113.74	114.71
6962	NYSE	ATO	Wed, Jan 15, 2020	113.02	113.97	112.98	113.75
6961	NYSE	ATO	Tue, Jan 14, 2020	112.61	112.88	112.09	112.81
6960	NYSE	ATO	Mon, Jan 13, 2020	111.40	112.82	111.40	112.54
6959	NYSE	ATO	Fri, Jan 10, 2020	111.38	111.79	111.19	111.39
6958	NYSE	ATO	Thu, Jan 9, 2020	110.58	111.51	110.55	111.10
6957	NYSE	ATO	Wed, Jan 8, 2020	111.71	111.71	110.66	110.74
6956	NYSE	ATO	Tue, Jan 7, 2020	112.00	112.02	110.43	111.70
6955	NYSE	ATO	Mon, Jan 6, 2020	110.96	111.68	110.89	110.96
6954	NYSE	ATO	Fri, Jan 3, 2020	110.06	111.32	110.06	111.11
6953	NYSE	ATO	Thu, Jan 2, 2020	112.04	112.04	109.42	110.38
6952	NYSE	ATO	Tue, Dec 31, 2019	110.44	111.88	110.38	111.86
6951	NYSE	ATO	Mon, Dec 30, 2019	109.95	110.48	109.75	110.47
6950	NYSE	ATO	Fri, Dec 27, 2019	110.54	110.59	109.98	110.13
6949	NYSE	ATO	Thu, Dec 26, 2019	110.93	110.98	110.12	110.50
6948	NYSE	ATO	Tue, Dec 24, 2019	111.17	111.23	110.25	110.58
6947	NYSE	ATO	Mon, Dec 23, 2019	112.36	112.36	110.88	111.11
6946	NYSE	ATO	Fri, Dec 20, 2019	111.00	112.82	110.65	112.26
6945	NYSE	ATO	Thu, Dec 19, 2019	109.85	110.87	109.85	110.81
6944	NYSE	ATO	Wed, Dec 18, 2019	108.50	110.39	108.07	110.15
6943	NYSE	ATO	Tue, Dec 17, 2019	108.66	109.61	108.47	108.65
6942	NYSE	ATO	Mon, Dec 16, 2019	106.97	108.50	106.90	108.43
6941	NYSE	ATO	Fri, Dec 13, 2019	106.50	107.21	105.96	107.05
6940	NYSE	ATO	Thu, Dec 12, 2019	107.05	107.11	105.95	106.51
6939	NYSE	ATO	Wed, Dec 11, 2019	106.97	107.46	106.58	107.20
6938	NYSE	ATO	Tue, Dec 10, 2019	106.50	106.88	106.14	106.75
6937	NYSE	ATO	Mon, Dec 9, 2019	106.74	107.03	105.85	106.31
6936	NYSE	ATO	Fri, Dec 6, 2019	106.61	107.26	106.40	106.52
6935	NYSE	ATO	Thu, Dec 5, 2019	106.47	106.85	106.01	106.76
6934	NYSE	ATO	Wed, Dec 4, 2019	106.36	107.17	106.03	106.99
6933	NYSE	ATO	Tue, Dec 3, 2019	106.18	106.54	105.13	105.47
6932	NYSE	ATO	Mon, Dec 2, 2019	106.54	106.93	105.68	105.76
6931	NYSE	ATO	Fri, Nov 29, 2019	107.30	107.72	106.88	106.96
6930	NYSE	ATO	Wed, Nov 27, 2019	106.95	107.02	106.09	106.92
6929	NYSE	ATO	Tue, Nov 26, 2019	106.90	107.83	106.67	107.29
6928	NYSE	ATO	Mon, Nov 25, 2019	107.35	107.65	106.64	106.76
6927	NYSE	ATO	Fri, Nov 22, 2019	107.41	107.72	106.39	107.32
6926	NYSE	ATO	Thu, Nov 21, 2019	108.85	108.86	107.42	107.47
6925	NYSE	ATO	Wed, Nov 20, 2019	108.38	108.93	108.21	108.79
6924	NYSE	ATO	Tue, Nov 19, 2019	109.33	109.56	108.62	108.64
6923	NYSE	ATO	Mon, Nov 18, 2019	109.57	110.64	109.05	109.29
6922	NYSE	ATO	Fri, Nov 15, 2019	109.58	109.75	109.21	109.49
6921	NYSE	ATO	Thu, Nov 14, 2019	109.49	109.86	108.85	109.57
6920	NYSE	ATO	Wed, Nov 13, 2019	107.21	109.57	106.89	109.12
6919	NYSE	ATO	Tue, Nov 12, 2019	107.45	107.53	106.72	107.00
6918	NYSE	ATO	Mon, Nov 11, 2019	107.47	107.74	106.76	107.51
6917	NYSE	ATO	Fri, Nov 8, 2019	107.77	108.53	106.80	107.32
6916	NYSE	ATO	Thu, Nov 7, 2019	108.56	109.73	107.11	108.18
6915	NYSE	ATO	Wed, Nov 6, 2019	108.05	109.13	107.78	108.77
6914	NYSE	ATO	Tue, Nov 5, 2019	109.03	109.23	107.57	107.92
6913	NYSE	ATO	Mon, Nov 4, 2019	111.55	111.80	109.07	109.49
6912	NYSE	ATO	Fri, Nov 1, 2019	112.34	112.82	111.31	111.70
6911	NYSE	ATO	Thu, Oct 31, 2019	112.45	112.83	111.75	112.48
6910	NYSE	ATO	Wed, Oct 30, 2019	111.31	112.42	110.94	112.33
6909	NYSE	ATO	Tue, Oct 29, 2019	111.10	111.56	110.46	111.56
6908	NYSE	ATO	Mon, Oct 28, 2019	112.02	112.37	110.86	110.94
6907	NYSE	ATO	Fri, Oct 25, 2019	113.62	113.65	111.66	112.30
6906	NYSE	ATO	Thu, Oct 24, 2019	112.92	113.62	112.71	113.42
6905	NYSE	ATO	Wed, Oct 23, 2019	112.42	113.22	112.24	113.01
6904	NYSE	ATO	Tue, Oct 22, 2019	112.12	112.93	112.11	112.33
6903	NYSE	ATO	Mon, Oct 21, 2019	111.60	111.95	111.06	111.88
6902	NYSE	ATO	Fri, Oct 18, 2019	111.20	111.91	110.68	111.60
6901	NYSE	ATO	Thu, Oct 17, 2019	110.96	112.05	110.60	111.84
6900	NYSE	ATO	Wed, Oct 16, 2019	109.90	111.11	109.16	111.11
6899	NYSE	ATO	Tue, Oct 15, 2019	111.04	111.69	109.82	109.99
6898	NYSE	ATO	Mon, Oct 14, 2019	112.37	112.42	111.07	111.36
6897	NYSE	ATO	Fri, Oct 11, 2019	111.06	112.02	110.51	111.36
6896	NYSE	ATO	Thu, Oct 10, 2019	111.04	111.58	110.41	110.85
6895	NYSE	ATO	Wed, Oct 9, 2019	111.55	111.65	110.90	111.32
6894	NYSE	ATO	Tue, Oct 8, 2019	112.59	112.59	111.20	111.24
6893	NYSE	ATO	Mon, Oct 7, 2019	112.77	113.06	112.10	112.69
6892	NYSE	ATO	Fri, Oct 4, 2019	112.10	113.18	111.51	113.14
6891	NYSE	ATO	Thu, Oct 3, 2019	111.54	111.88	110.82	111.79
6890	NYSE	ATO	Wed, Oct 2, 2019	112.79	113.00	111.17	111.50
6889	NYSE	ATO	Tue, Oct 1, 2019	113.72	114.19	112.94	112.98
6888	NYSE	ATO	Mon, Sep 30, 2019	114.10	114.58	113.66	113.89
6887	NYSE	ATO	Fri, Sep 27, 2019	114.30	114.88	113.26	114.05
6886	NYSE	ATO	Thu, Sep 26, 2019	114.67	115.09	114.21	114.65
6885	NYSE	ATO	Wed, Sep 25, 2019	114.13	115.19	113.63	114.42
6884	NYSE	ATO	Tue, Sep 24, 2019	112.96	114.70	112.85	114.29
6883	NYSE	ATO	Mon, Sep 23, 2019	112.90	113.41	112.55	112.59
6882	NYSE	ATO	Fri, Sep 20, 2019	112.70	113.31	112.09	112.98
6881	NYSE	ATO	Thu, Sep 19, 2019	112.40	112.66	111.74	112.28
6880	NYSE	ATO	Wed, Sep 18, 2019	111.44	112.43	111.36	111.80
6879	NYSE	ATO	Tue, Sep 17, 2019	110.14	111.35	109.21	110.96
6878	NYSE	ATO	Mon, Sep 16, 2019	110.05	110.21	109.39	110.11
6877	NYSE	ATO	Fri, Sep 13, 2019	108.77	109.97	108.71	109.73
6876	NYSE	ATO	Thu, Sep 12, 2019	110.53	110.92	109.34	109.44
6875	NYSE	ATO	Wed, Sep 11, 2019	108.83	110.16	108.34	109.57
6874	NYSE	ATO	Tue, Sep 10, 2019	107.95	108.80	107.14	108.80
6873	NYSE	ATO	Mon, Sep 9, 2019	108.40	108.70	107.48	107.74
6872	NYSE	ATO	Fri, Sep 6, 2019	110.07	110.24	108.51	109.09
6871	NYSE	ATO	Thu, Sep 5, 2019	110.21	110.40	109.40	109.68
6870	NYSE	ATO	Wed, Sep 4, 2019	111.90	111.90	110.39	110.96
6869	NYSE	ATO	Tue, Sep 3, 2019	110.12	111.77	109.68	111.77
6868	NYSE	ATO	Fri, Aug 30, 2019	110.28	110.67	109.47	110.23
6867	NYSE	ATO	Thu, Aug 29, 2019	108.88	110.06	108.49	109.98
6866	NYSE	ATO	Wed, Aug 28, 2019	108.10	108.40	107.25	108.28
6865	NYSE	ATO	Tue, Aug 27, 2019	109.75	109.96	107.79	108.04
6864	NYSE	ATO	Mon, Aug 26, 2019	108.65	109.50	108.15	109.25
6863	NYSE	ATO	Fri, Aug 23, 2019	110.92	111.17	108.19	108.63
6862	NYSE	ATO	Thu, Aug 22, 2019	111.11	111.58	110.27	110.68
6861	NYSE	ATO	Wed, Aug 21, 2019	110.15	111.14	109.89	111.08
6860	NYSE	ATO	Tue, Aug 20, 2019	111.19	111.21	110.07	110.21
6859	NYSE	ATO	Mon, Aug 19, 2019	110.39	111.43	109.77	110.88
6858	NYSE	ATO	Fri, Aug 16, 2019	109.73	110.63	109.41	110.44
6857	NYSE	ATO	Thu, Aug 15, 2019	108.34	109.76	107.72	109.37
6856	NYSE	ATO	Wed, Aug 14, 2019	109.24	109.79	107.97	108.30
6855	NYSE	ATO	Tue, Aug 13, 2019	108.78	109.45	108.20	109.09
6854	NYSE	ATO	Mon, Aug 12, 2019	108.89	109.23	108.13	108.92
6853	NYSE	ATO	Fri, Aug 9, 2019	109.29	109.70	108.48	108.56
6852	NYSE	ATO	Thu, Aug 8, 2019	107.03	109.58	105.70	109.43
6851	NYSE	ATO	Wed, Aug 7, 2019	108.54	108.80	106.73	107.93
6850	NYSE	ATO	Tue, Aug 6, 2019	107.18	108.75	105.78	108.35
6849	NYSE	ATO	Mon, Aug 5, 2019	109.73	110.10	106.34	106.94
6848	NYSE	ATO	Fri, Aug 2, 2019	110.29	110.93	109.46	109.63
6847	NYSE	ATO	Thu, Aug 1, 2019	109.08	110.45	108.73	110.04
6846	NYSE	ATO	Wed, Jul 31, 2019	108.97	110.06	108.23	109.04
6845	NYSE	ATO	Tue, Jul 30, 2019	108.73	109.96	108.20	108.87
6844	NYSE	ATO	Mon, Jul 29, 2019	108.50	109.18	108.09	108.87
6843	NYSE	ATO	Fri, Jul 26, 2019	107.05	108.53	107.05	108.13
6842	NYSE	ATO	Thu, Jul 25, 2019	107.61	108.28	106.87	107.11
6841	NYSE	ATO	Wed, Jul 24, 2019	108.14	108.14	106.56	107.64
6840	NYSE	ATO	Tue, Jul 23, 2019	107.64	108.03	106.90	107.63
6839	NYSE	ATO	Mon, Jul 22, 2019	107.60	107.95	106.67	107.44
6838	NYSE	ATO	Fri, Jul 19, 2019	108.29	108.83	107.26	107.27
6837	NYSE	ATO	Thu, Jul 18, 2019	108.09	108.59	107.25	108.41
6836	NYSE	ATO	Wed, Jul 17, 2019	107.51	108.15	107.42	107.92
6835	NYSE	ATO	Tue, Jul 16, 2019	107.23	107.41	106.37	107.10
6834	NYSE	ATO	Mon, Jul 15, 2019	107.26	107.63	106.39	107.26
6833	NYSE	ATO	Fri, Jul 12, 2019	106.91	107.01	105.98	106.46
6832	NYSE	ATO	Thu, Jul 11, 2019	106.76	107.43	106.34	107.00
6831	NYSE	ATO	Wed, Jul 10, 2019	107.02	107.89	106.76	106.81
6830	NYSE	ATO	Tue, Jul 9, 2019	106.67	107.02	105.94	106.98
6829	NYSE	ATO	Mon, Jul 8, 2019	107.27	107.59	106.19	106.81
6828	NYSE	ATO	Fri, Jul 5, 2019	106.55	107.17	105.52	107.11
6827	NYSE	ATO	Wed, Jul 3, 2019	106.96	107.86	106.77	107.32
6826	NYSE	ATO	Tue, Jul 2, 2019	105.71	106.69	105.61	106.54
6825	NYSE	ATO	Mon, Jul 1, 2019	105.71	105.84	104.18	105.27
6824	NYSE	ATO	Fri, Jun 28, 2019	104.68	105.68	104.68	105.56
6823	NYSE	ATO	Thu, Jun 27, 2019	104.32	104.91	104.00	104.83
6822	NYSE	ATO	Wed, Jun 26, 2019	107.63	107.84	104.07	104.08
6821	NYSE	ATO	Tue, Jun 25, 2019	107.32	108.46	107.11	107.93
6820	NYSE	ATO	Mon, Jun 24, 2019	107.30	108.01	106.67	107.02
6819	NYSE	ATO	Fri, Jun 21, 2019	105.90	107.56	105.06	107.46
6818	NYSE	ATO	Thu, Jun 20, 2019	106.13	106.24	104.71	105.90
6817	NYSE	ATO	Wed, Jun 19, 2019	104.28	105.88	104.10	105.68
6816	NYSE	ATO	Tue, Jun 18, 2019	105.48	105.51	103.87	104.68
6815	NYSE	ATO	Mon, Jun 17, 2019	104.96	105.28	104.16	104.75
6814	NYSE	ATO	Fri, Jun 14, 2019	104.62	105.19	104.53	104.99
6813	NYSE	ATO	Thu, Jun 13, 2019	104.59	105.00	104.13	104.54
6812	NYSE	ATO	Wed, Jun 12, 2019	102.81	104.41	102.81	104.33
6811	NYSE	ATO	Tue, Jun 11, 2019	103.14	103.83	102.09	102.62
6810	NYSE	ATO	Mon, Jun 10, 2019	103.79	103.79	102.68	103.12
6809	NYSE	ATO	Fri, Jun 7, 2019	104.69	105.19	104.10	104.21
6808	NYSE	ATO	Thu, Jun 6, 2019	103.88	104.79	103.60	104.22
6807	NYSE	ATO	Wed, Jun 5, 2019	102.05	104.22	101.57	103.84
6806	NYSE	ATO	Tue, Jun 4, 2019	103.04	103.04	99.97	101.55
6805	NYSE	ATO	Mon, Jun 3, 2019	102.05	103.01	101.38	102.87
6804	NYSE	ATO	Fri, May 31, 2019	100.72	101.85	100.32	101.80
6803	NYSE	ATO	Thu, May 30, 2019	100.30	101.27	100.30	100.64
6802	NYSE	ATO	Wed, May 29, 2019	101.80	101.80	100.28	100.74
6801	NYSE	ATO	Tue, May 28, 2019	102.99	103.05	101.38	101.51
6800	NYSE	ATO	Fri, May 24, 2019	103.03	103.35	102.63	102.81
6799	NYSE	ATO	Thu, May 23, 2019	102.93	103.48	102.27	102.84
6798	NYSE	ATO	Wed, May 22, 2019	102.25	102.93	101.90	102.89
6797	NYSE	ATO	Tue, May 21, 2019	102.83	103.28	102.00	102.06
6796	NYSE	ATO	Mon, May 20, 2019	102.84	103.34	102.40	102.85
6795	NYSE	ATO	Fri, May 17, 2019	101.69	103.37	101.54	102.66
6794	NYSE	ATO	Thu, May 16, 2019	100.55	102.07	100.38	101.65
6793	NYSE	ATO	Wed, May 15, 2019	101.52	101.67	100.71	100.74
6792	NYSE	ATO	Tue, May 14, 2019	102.43	102.56	101.27	101.44
6791	NYSE	ATO	Mon, May 13, 2019	101.46	102.64	101.33	102.50
6790	NYSE	ATO	Fri, May 10, 2019	100.83	102.04	100.30	101.92
6789	NYSE	ATO	Thu, May 9, 2019	100.90	101.76	100.23	100.70
6788	NYSE	ATO	Wed, May 8, 2019	101.72	102.05	100.23	100.74
6787	NYSE	ATO	Tue, May 7, 2019	103.00	103.42	101.43	102.23
6786	NYSE	ATO	Mon, May 6, 2019	103.19	103.42	102.59	103.06
6785	NYSE	ATO	Fri, May 3, 2019	101.84	103.13	101.81	102.94
6784	NYSE	ATO	Thu, May 2, 2019	101.94	102.52	101.36	102.08
6783	NYSE	ATO	Wed, May 1, 2019	102.06	102.63	101.37	101.99
6782	NYSE	ATO	Tue, Apr 30, 2019	100.82	102.38	100.50	102.34
6781	NYSE	ATO	Mon, Apr 29, 2019	100.60	100.86	100.24	100.48
6780	NYSE	ATO	Fri, Apr 26, 2019	101.49	101.90	100.91	100.98
6779	NYSE	ATO	Thu, Apr 25, 2019	99.80	101.29	99.63	100.98
6778	NYSE	ATO	Wed, Apr 24, 2019	99.81	100.51	99.39	100.09
6777	NYSE	ATO	Tue, Apr 23, 2019	99.37	100.08	99.14	99.57
6776	NYSE	ATO	Mon, Apr 22, 2019	99.08	99.31	98.66	99.07
6775	NYSE	ATO	Thu, Apr 18, 2019	99.57	99.92	99.13	99.18
6774	NYSE	ATO	Wed, Apr 17, 2019	100.11	100.11	99.09	99.44
6773	NYSE	ATO	Tue, Apr 16, 2019	101.20	101.58	99.84	100.17
6772	NYSE	ATO	Mon, Apr 15, 2019	101.48	101.71	100.85	101.11
6771	NYSE	ATO	Fri, Apr 12, 2019	100.41	101.38	99.99	101.19
6770	NYSE	ATO	Thu, Apr 11, 2019	100.46	100.79	100.03	100.69
6769	NYSE	ATO	Wed, Apr 10, 2019	100.79	101.46	100.28	100.43
6768	NYSE	ATO	Tue, Apr 9, 2019	100.91	101.20	100.41	100.58
6767	NYSE	ATO	Mon, Apr 8, 2019	101.41	101.45	100.76	100.92
6766	NYSE	ATO	Fri, Apr 5, 2019	100.65	101.56	100.25	101.53
6765	NYSE	ATO	Thu, Apr 4, 2019	101.70	101.70	100.19	100.64
6764	NYSE	ATO	Wed, Apr 3, 2019	100.36	101.64	99.49	101.51
6763	NYSE	ATO	Tue, Apr 2, 2019	102.30	102.30	99.65	100.17
6762	NYSE	ATO	Mon, Apr 1, 2019	102.93	102.97	101.52	102.07
6761	NYSE	ATO	Fri, Mar 29, 2019	102.53	103.15	102.14	102.93
6760	NYSE	ATO	Thu, Mar 28, 2019	103.08	103.42	101.86	102.48
6759	NYSE	ATO	Wed, Mar 27, 2019	103.85	104.07	102.72	102.94
6758	NYSE	ATO	Tue, Mar 26, 2019	103.13	103.81	102.78	103.72
6757	NYSE	ATO	Mon, Mar 25, 2019	102.73	103.25	102.25	102.93
6756	NYSE	ATO	Fri, Mar 22, 2019	103.03	103.61	102.67	102.81
6755	NYSE	ATO	Thu, Mar 21, 2019	101.22	102.78	101.21	102.65
6754	NYSE	ATO	Wed, Mar 20, 2019	101.47	102.41	100.77	101.41
6753	NYSE	ATO	Tue, Mar 19, 2019	101.88	102.00	101.14	101.48
6752	NYSE	ATO	Mon, Mar 18, 2019	101.46	102.17	101.39	102.00
6751	NYSE	ATO	Fri, Mar 15, 2019	101.31	102.25	101.29	101.51
6750	NYSE	ATO	Thu, Mar 14, 2019	101.87	102.44	101.36	101.50
6749	NYSE	ATO	Wed, Mar 13, 2019	101.50	102.25	101.26	101.81
6748	NYSE	ATO	Tue, Mar 12, 2019	100.57	101.44	100.28	101.40
6747	NYSE	ATO	Mon, Mar 11, 2019	100.02	100.56	99.76	100.56
6746	NYSE	ATO	Fri, Mar 8, 2019	99.50	100.20	99.26	100.16
6745	NYSE	ATO	Thu, Mar 7, 2019	99.75	100.32	99.14	99.46
6744	NYSE	ATO	Wed, Mar 6, 2019	99.46	99.76	99.05	99.49
6743	NYSE	ATO	Tue, Mar 5, 2019	99.95	100.27	99.15	99.37
6742	NYSE	ATO	Mon, Mar 4, 2019	99.85	99.89	98.31	99.87
6741	NYSE	ATO	Fri, Mar 1, 2019	99.01	99.41	98.16	98.90
6740	NYSE	ATO	Thu, Feb 28, 2019	98.58	99.42	98.05	98.85
6739	NYSE	ATO	Wed, Feb 27, 2019	97.88	99.16	97.78	98.86
6738	NYSE	ATO	Tue, Feb 26, 2019	98.67	98.89	97.76	98.28
6737	NYSE	ATO	Mon, Feb 25, 2019	99.56	99.56	97.93	98.30
6736	NYSE	ATO	Fri, Feb 22, 2019	98.79	99.59	98.32	99.48
6735	NYSE	ATO	Thu, Feb 21, 2019	97.56	99.21	97.34	98.61
6734	NYSE	ATO	Wed, Feb 20, 2019	97.38	98.20	96.76	98.00
6733	NYSE	ATO	Tue, Feb 19, 2019	97.17	97.83	96.84	97.30
6732	NYSE	ATO	Fri, Feb 15, 2019	96.24	97.26	96.24	97.05
6731	NYSE	ATO	Thu, Feb 14, 2019	96.83	97.51	95.52	95.96
6730	NYSE	ATO	Wed, Feb 13, 2019	95.60	96.79	95.09	96.59
6729	NYSE	ATO	Tue, Feb 12, 2019	97.07	97.13	95.44	95.85
6728	NYSE	ATO	Mon, Feb 11, 2019	96.31	96.96	95.66	96.85
6727	NYSE	ATO	Fri, Feb 8, 2019	97.32	98.44	97.10	97.97
6726	NYSE	ATO	Thu, Feb 7, 2019	95.65	97.05	94.52	97.03
6725	NYSE	ATO	Wed, Feb 6, 2019	95.81	96.96	93.86	95.87
6724	NYSE	ATO	Tue, Feb 5, 2019	96.45	96.98	95.98	96.58
6723	NYSE	ATO	Mon, Feb 4, 2019	96.78	96.78	95.55	96.44
6722	NYSE	ATO	Fri, Feb 1, 2019	97.21	97.72	96.32	97.22
6721	NYSE	ATO	Thu, Jan 31, 2019	95.47	97.90	95.31	97.63
6720	NYSE	ATO	Wed, Jan 30, 2019	94.53	95.89	94.24	95.49
6719	NYSE	ATO	Tue, Jan 29, 2019	94.70	95.37	93.90	94.78
6718	NYSE	ATO	Mon, Jan 28, 2019	94.94	95.02	93.97	94.33
6717	NYSE	ATO	Fri, Jan 25, 2019	96.52	96.52	94.64	94.83
6716	NYSE	ATO	Thu, Jan 24, 2019	96.43	97.08	95.74	96.67
6715	NYSE	ATO	Wed, Jan 23, 2019	95.47	96.35	95.38	96.16
6714	NYSE	ATO	Tue, Jan 22, 2019	95.20	95.73	94.31	95.20
6713	NYSE	ATO	Fri, Jan 18, 2019	95.08	95.57	94.77	95.43
6712	NYSE	ATO	Thu, Jan 17, 2019	94.21	95.15	94.07	94.99
6711	NYSE	ATO	Wed, Jan 16, 2019	92.72	94.47	92.56	94.36
6710	NYSE	ATO	Tue, Jan 15, 2019	90.80	93.10	90.80	92.61
6709	NYSE	ATO	Mon, Jan 14, 2019	91.59	92.01	90.70	91.34
6708	NYSE	ATO	Fri, Jan 11, 2019	92.79	92.79	91.43	91.90
6707	NYSE	ATO	Thu, Jan 10, 2019	90.71	92.62	90.42	92.42
6706	NYSE	ATO	Wed, Jan 9, 2019	92.20	92.65	90.39	90.70
6705	NYSE	ATO	Tue, Jan 8, 2019	90.97	92.32	90.95	92.21
6704	NYSE	ATO	Mon, Jan 7, 2019	91.47	92.12	90.68	91.02
6703	NYSE	ATO	Fri, Jan 4, 2019	90.17	92.13	90.17	91.69
6702	NYSE	ATO	Thu, Jan 3, 2019	89.87	91.53	89.77	90.53
6701	NYSE	ATO	Wed, Jan 2, 2019	92.29	92.85	89.19	89.85
6700	NYSE	ATO	Mon, Dec 31, 2018	91.76	92.87	91.01	92.72
6699	NYSE	ATO	Fri, Dec 28, 2018	91.44	92.38	90.72	91.66
6698	NYSE	ATO	Thu, Dec 27, 2018	89.96	91.29	88.26	91.20
6697	NYSE	ATO	Wed, Dec 26, 2018	89.32	90.24	87.88	90.12
6696	NYSE	ATO	Mon, Dec 24, 2018	94.65	95.00	89.32	89.33
6695	NYSE	ATO	Fri, Dec 21, 2018	94.94	97.20	94.37	94.46
6694	NYSE	ATO	Thu, Dec 20, 2018	94.93	96.62	94.03	95.10
6693	NYSE	ATO	Wed, Dec 19, 2018	94.93	96.11	93.77	94.93
6692	NYSE	ATO	Tue, Dec 18, 2018	95.85	96.24	94.21	94.52
6691	NYSE	ATO	Mon, Dec 17, 2018	98.66	98.93	95.40	95.56
6690	NYSE	ATO	Fri, Dec 14, 2018	99.08	99.77	97.83	98.47
6689	NYSE	ATO	Thu, Dec 13, 2018	98.63	99.80	98.52	99.50
6688	NYSE	ATO	Wed, Dec 12, 2018	98.97	99.62	98.38	98.59
6687	NYSE	ATO	Tue, Dec 11, 2018	98.51	99.12	97.93	98.50
6686	NYSE	ATO	Mon, Dec 10, 2018	98.59	98.84	96.37	98.45
6685	NYSE	ATO	Fri, Dec 7, 2018	98.46	99.26	97.90	98.79
6684	NYSE	ATO	Thu, Dec 6, 2018	98.06	98.58	96.21	98.55
6683	NYSE	ATO	Tue, Dec 4, 2018	98.20	98.79	97.12	97.56
6682	NYSE	ATO	Mon, Dec 3, 2018	95.67	97.67	94.77	97.61
6681	NYSE	ATO	Fri, Nov 30, 2018	94.00	95.70	93.61	95.67
6680	NYSE	ATO	Thu, Nov 29, 2018	94.71	95.48	92.80	93.45
6679	NYSE	ATO	Wed, Nov 28, 2018	98.33	98.85	97.48	97.63
6678	NYSE	ATO	Tue, Nov 27, 2018	97.77	98.50	97.45	98.42
6677	NYSE	ATO	Mon, Nov 26, 2018	97.30	97.95	96.69	97.81
6676	NYSE	ATO	Fri, Nov 23, 2018	97.29	98.14	96.71	97.15
6675	NYSE	ATO	Wed, Nov 21, 2018	97.99	98.12	97.09	97.20
6674	NYSE	ATO	Tue, Nov 20, 2018	99.79	100.76	97.52	98.20
6673	NYSE	ATO	Mon, Nov 19, 2018	98.98	99.78	98.17	99.34
6672	NYSE	ATO	Fri, Nov 16, 2018	99.17	99.77	98.78	99.03
6671	NYSE	ATO	Thu, Nov 15, 2018	97.57	98.95	96.05	98.91
6670	NYSE	ATO	Wed, Nov 14, 2018	96.11	97.46	95.84	97.29
6669	NYSE	ATO	Tue, Nov 13, 2018	96.70	97.23	95.71	96.40
6668	NYSE	ATO	Mon, Nov 12, 2018	96.44	98.25	96.27	96.67
6667	NYSE	ATO	Fri, Nov 9, 2018	95.87	97.43	95.34	96.69
6666	NYSE	ATO	Thu, Nov 8, 2018	96.00	97.47	94.43	95.84
6665	NYSE	ATO	Wed, Nov 7, 2018	95.94	96.76	95.35	96.70
6664	NYSE	ATO	Tue, Nov 6, 2018	93.22	95.47	92.88	95.46
6663	NYSE	ATO	Mon, Nov 5, 2018	92.28	93.97	91.96	93.29
6662	NYSE	ATO	Fri, Nov 2, 2018	93.13	93.13	91.28	92.14
6661	NYSE	ATO	Thu, Nov 1, 2018	93.28	93.67	92.39	92.94
6660	NYSE	ATO	Wed, Oct 31, 2018	94.34	94.35	92.64	93.08
6659	NYSE	ATO	Tue, Oct 30, 2018	94.73	95.65	93.84	94.80
6658	NYSE	ATO	Mon, Oct 29, 2018	93.66	95.02	93.66	94.49
6657	NYSE	ATO	Fri, Oct 26, 2018	95.69	95.91	93.04	93.62
6656	NYSE	ATO	Thu, Oct 25, 2018	96.79	96.79	95.21	95.63
6655	NYSE	ATO	Wed, Oct 24, 2018	95.92	98.05	95.49	97.14
6654	NYSE	ATO	Tue, Oct 23, 2018	96.40	96.73	94.67	95.68
6653	NYSE	ATO	Mon, Oct 22, 2018	97.21	97.59	96.34	96.51
6652	NYSE	ATO	Fri, Oct 19, 2018	95.44	97.48	95.44	97.07
6651	NYSE	ATO	Thu, Oct 18, 2018	94.78	96.24	94.78	95.39
6650	NYSE	ATO	Wed, Oct 17, 2018	94.83	95.03	94.01	94.63
6649	NYSE	ATO	Tue, Oct 16, 2018	93.45	95.06	93.03	94.93
6648	NYSE	ATO	Mon, Oct 15, 2018	92.96	93.88	92.66	93.47
6647	NYSE	ATO	Fri, Oct 12, 2018	93.39	93.44	91.56	92.61
6646	NYSE	ATO	Thu, Oct 11, 2018	95.99	96.49	93.30	93.35
6645	NYSE	ATO	Wed, Oct 10, 2018	96.53	97.45	95.99	96.02
6644	NYSE	ATO	Tue, Oct 9, 2018	97.31	98.40	96.64	96.83
6643	NYSE	ATO	Mon, Oct 8, 2018	95.00	97.30	95.00	96.95
6642	NYSE	ATO	Fri, Oct 5, 2018	92.78	94.82	92.77	94.64
6641	NYSE	ATO	Thu, Oct 4, 2018	92.50	92.95	91.80	92.84
6640	NYSE	ATO	Wed, Oct 3, 2018	93.57	93.98	92.15	92.74
6639	NYSE	ATO	Tue, Oct 2, 2018	92.77	94.06	92.77	93.69
6638	NYSE	ATO	Mon, Oct 1, 2018	93.85	94.17	92.63	92.75
6637	NYSE	ATO	Fri, Sep 28, 2018	93.32	93.94	93.23	93.91
6636	NYSE	ATO	Thu, Sep 27, 2018	92.78	93.79	92.58	93.29
6635	NYSE	ATO	Wed, Sep 26, 2018	93.65	94.12	92.60	92.63
6634	NYSE	ATO	Tue, Sep 25, 2018	93.84	94.23	93.29	93.50
6633	NYSE	ATO	Mon, Sep 24, 2018	94.12	94.23	93.61	93.90
6632	NYSE	ATO	Fri, Sep 21, 2018	93.63	94.54	92.83	94.01
6631	NYSE	ATO	Thu, Sep 20, 2018	92.69	93.66	92.16	93.31
6630	NYSE	ATO	Wed, Sep 19, 2018	94.67	94.67	91.95	92.71
6629	NYSE	ATO	Tue, Sep 18, 2018	94.88	95.22	94.01	94.49
6628	NYSE	ATO	Mon, Sep 17, 2018	94.01	94.88	93.86	94.77
6627	NYSE	ATO	Fri, Sep 14, 2018	94.37	94.50	93.25	94.12
6626	NYSE	ATO	Thu, Sep 13, 2018	93.76	94.60	92.87	94.50
6625	NYSE	ATO	Wed, Sep 12, 2018	93.72	94.02	93.25	93.61
6624	NYSE	ATO	Tue, Sep 11, 2018	93.26	94.47	92.01	93.74
6623	NYSE	ATO	Mon, Sep 10, 2018	93.73	94.20	92.94	93.00
6622	NYSE	ATO	Fri, Sep 7, 2018	93.73	94.11	92.98	93.62
6621	NYSE	ATO	Thu, Sep 6, 2018	93.81	94.34	93.38	94.06
6620	NYSE	ATO	Wed, Sep 5, 2018	92.40	93.73	92.21	93.60
6619	NYSE	ATO	Tue, Sep 4, 2018	92.42	93.25	92.19	92.39
6618	NYSE	ATO	Fri, Aug 31, 2018	92.59	92.90	91.92	92.23
6617	NYSE	ATO	Thu, Aug 30, 2018	92.35	92.83	92.27	92.55
6616	NYSE	ATO	Wed, Aug 29, 2018	91.88	92.54	91.68	92.33
6615	NYSE	ATO	Tue, Aug 28, 2018	91.74	92.00	91.34	91.80
6614	NYSE	ATO	Mon, Aug 27, 2018	92.40	92.68	91.48	91.78
6613	NYSE	ATO	Fri, Aug 24, 2018	91.67	92.40	91.67	92.22
6612	NYSE	ATO	Thu, Aug 23, 2018	92.63	93.40	92.00	91.64
6611	NYSE	ATO	Wed, Aug 22, 2018	92.98	92.98	92.17	92.51
6610	NYSE	ATO	Tue, Aug 21, 2018	93.62	93.62	92.59	92.90
6609	NYSE	ATO	Mon, Aug 20, 2018	94.60	94.72	93.51	93.59
6608	NYSE	ATO	Fri, Aug 17, 2018	94.04	94.85	94.01	94.34
6607	NYSE	ATO	Thu, Aug 16, 2018	92.89	94.21	92.89	94.18
6606	NYSE	ATO	Wed, Aug 15, 2018	92.62	93.86	92.56	93.04
6605	NYSE	ATO	Tue, Aug 14, 2018	91.82	93.35	91.60	92.60
6604	NYSE	ATO	Mon, Aug 13, 2018	91.40	92.00	91.14	91.82
6603	NYSE	ATO	Fri, Aug 10, 2018	91.04	92.59	91.04	91.27
6602	NYSE	ATO	Thu, Aug 9, 2018	91.87	91.87	89.80	91.24
6601	NYSE	ATO	Wed, Aug 8, 2018	91.76	92.06	90.95	91.87
6600	NYSE	ATO	Tue, Aug 7, 2018	91.85	92.35	90.88	91.96
6599	NYSE	ATO	Mon, Aug 6, 2018	91.85	92.65	91.73	91.96
6598	NYSE	ATO	Fri, Aug 3, 2018	91.56	92.23	91.00	91.83
6597	NYSE	ATO	Thu, Aug 2, 2018	90.90	91.75	90.36	91.59
6596	NYSE	ATO	Wed, Aug 1, 2018	91.41	91.41	90.12	90.99
6595	NYSE	ATO	Tue, Jul 31, 2018	90.88	91.99	90.61	91.87
6594	NYSE	ATO	Mon, Jul 30, 2018	90.83	91.20	90.25	90.51
6593	NYSE	ATO	Fri, Jul 27, 2018	91.42	91.57	90.37	90.88
6592	NYSE	ATO	Thu, Jul 26, 2018	90.94	91.57	90.51	91.31
6591	NYSE	ATO	Wed, Jul 25, 2018	90.38	91.12	90.05	90.40
6590	NYSE	ATO	Tue, Jul 24, 2018	90.73	90.76	89.21	90.62
6589	NYSE	ATO	Mon, Jul 23, 2018	91.45	91.45	90.32	90.82
6588	NYSE	ATO	Fri, Jul 20, 2018	91.53	91.79	90.55	91.44
6587	NYSE	ATO	Thu, Jul 19, 2018	90.79	92.17	90.53	91.73
6586	NYSE	ATO	Wed, Jul 18, 2018	91.03	91.03	89.90	90.54
6585	NYSE	ATO	Tue, Jul 17, 2018	91.27	91.27	90.60	90.80
6584	NYSE	ATO	Mon, Jul 16, 2018	91.14	91.30	90.52	91.11
6583	NYSE	ATO	Fri, Jul 13, 2018	91.41	91.63	90.81	91.13
6582	NYSE	ATO	Thu, Jul 12, 2018	91.25	91.25	90.62	91.13
6581	NYSE	ATO	Wed, Jul 11, 2018	90.54	91.33	90.54	91.06
6580	NYSE	ATO	Tue, Jul 10, 2018	89.72	90.82	89.39	90.67
6579	NYSE	ATO	Mon, Jul 9, 2018	92.65	92.86	89.38	89.81
6578	NYSE	ATO	Fri, Jul 6, 2018	92.22	92.99	92.08	92.57
6577	NYSE	ATO	Thu, Jul 5, 2018	91.48	92.07	91.02	92.05
6576	NYSE	ATO	Tue, Jul 3, 2018	90.52	91.89	90.15	91.27
6575	NYSE	ATO	Mon, Jul 2, 2018	90.07	90.55	89.70	90.34
6574	NYSE	ATO	Fri, Jun 29, 2018	90.24	90.64	89.50	90.14
6573	NYSE	ATO	Thu, Jun 28, 2018	90.25	91.13	90.08	90.39
6572	NYSE	ATO	Wed, Jun 27, 2018	89.79	90.24	89.11	90.13
6571	NYSE	ATO	Tue, Jun 26, 2018	90.18	90.73	89.77	89.84
6570	NYSE	ATO	Mon, Jun 25, 2018	89.17	90.72	89.17	90.53
6569	NYSE	ATO	Fri, Jun 22, 2018	89.00	89.41	88.62	89.11
6568	NYSE	ATO	Thu, Jun 21, 2018	88.89	89.41	88.19	88.85
6567	NYSE	ATO	Wed, Jun 20, 2018	88.49	88.75	87.98	88.33
6566	NYSE	ATO	Tue, Jun 19, 2018	87.21	88.81	87.13	88.32
6565	NYSE	ATO	Mon, Jun 18, 2018	86.61	87.26	86.46	87.11
6564	NYSE	ATO	Fri, Jun 15, 2018	85.85	86.86	84.84	86.79
6563	NYSE	ATO	Thu, Jun 14, 2018	84.84	85.71	84.72	85.68
6562	NYSE	ATO	Wed, Jun 13, 2018	85.24	86.07	84.55	84.58
6561	NYSE	ATO	Tue, Jun 12, 2018	84.58	85.36	84.35	85.31
6560	NYSE	ATO	Mon, Jun 11, 2018	85.44	86.00	84.36	84.61
6559	NYSE	ATO	Fri, Jun 8, 2018	85.91	86.07	85.10	85.31
6558	NYSE	ATO	Thu, Jun 7, 2018	85.83	86.34	85.40	85.73
6557	NYSE	ATO	Wed, Jun 6, 2018	87.33	87.41	85.60	85.80
6556	NYSE	ATO	Tue, Jun 5, 2018	87.91	88.22	86.97	87.39
6555	NYSE	ATO	Mon, Jun 4, 2018	88.10	88.36	87.44	87.81
6554	NYSE	ATO	Fri, Jun 1, 2018	89.28	89.28	87.34	87.98
6553	NYSE	ATO	Thu, May 31, 2018	90.01	90.78	89.12	89.21
6552	NYSE	ATO	Wed, May 30, 2018	88.33	90.66	88.18	89.98
6551	NYSE	ATO	Tue, May 29, 2018	87.50	88.83	87.10	88.39
6550	NYSE	ATO	Fri, May 25, 2018	87.71	88.20	87.46	87.75
6549	NYSE	ATO	Thu, May 24, 2018	86.92	87.63	86.73	87.49
6548	NYSE	ATO	Wed, May 23, 2018	86.38	87.44	86.21	86.97
6547	NYSE	ATO	Tue, May 22, 2018	85.30	86.57	85.30	86.21
6546	NYSE	ATO	Mon, May 21, 2018	85.17	85.54	84.65	85.26
6545	NYSE	ATO	Fri, May 18, 2018	85.17	85.59	84.53	84.91
6544	NYSE	ATO	Thu, May 17, 2018	85.92	86.39	85.33	84.91
6543	NYSE	ATO	Wed, May 16, 2018	86.85	87.14	85.58	85.88
6542	NYSE	ATO	Tue, May 15, 2018	87.21	87.42	86.21	86.56
6541	NYSE	ATO	Mon, May 14, 2018	88.38	88.38	87.09	87.46
6540	NYSE	ATO	Fri, May 11, 2018	88.75	88.77	87.83	88.25
6539	NYSE	ATO	Thu, May 10, 2018	88.34	88.69	88.12	88.60
6538	NYSE	ATO	Wed, May 9, 2018	87.74	88.00	86.85	87.68
6537	NYSE	ATO	Tue, May 8, 2018	88.30	88.30	87.28	87.75
6536	NYSE	ATO	Mon, May 7, 2018	89.81	89.81	88.74	88.86
6535	NYSE	ATO	Fri, May 4, 2018	88.42	89.94	87.78	89.73
6534	NYSE	ATO	Thu, May 3, 2018	86.60	88.24	86.12	88.06
6533	NYSE	ATO	Wed, May 2, 2018	86.91	86.97	86.02	86.97
6532	NYSE	ATO	Tue, May 1, 2018	86.81	87.01	86.34	86.83
6531	NYSE	ATO	Mon, Apr 30, 2018	87.61	87.87	86.81	86.89
6530	NYSE	ATO	Fri, Apr 27, 2018	86.62	88.12	86.62	87.41
6529	NYSE	ATO	Thu, Apr 26, 2018	85.42	86.79	84.95	86.79
6528	NYSE	ATO	Wed, Apr 25, 2018	85.11	85.67	84.44	85.31
6527	NYSE	ATO	Tue, Apr 24, 2018	84.57	85.47	84.18	85.29
6526	NYSE	ATO	Mon, Apr 23, 2018	84.10	84.69	83.96	84.41
6525	NYSE	ATO	Fri, Apr 20, 2018	84.42	84.59	83.66	83.90
6524	NYSE	ATO	Thu, Apr 19, 2018	84.31	84.59	83.55	84.23
6523	NYSE	ATO	Wed, Apr 18, 2018	85.29	85.75	84.40	84.47
6522	NYSE	ATO	Tue, Apr 17, 2018	84.69	85.49	84.31	85.17
6521	NYSE	ATO	Mon, Apr 16, 2018	83.52	84.90	83.45	84.68
6520	NYSE	ATO	Fri, Apr 13, 2018	82.96	83.55	82.63	83.38
6519	NYSE	ATO	Thu, Apr 12, 2018	83.79	83.98	82.53	82.68
6518	NYSE	ATO	Wed, Apr 11, 2018	84.06	84.29	83.41	83.84
6517	NYSE	ATO	Tue, Apr 10, 2018	84.26	84.44	83.83	84.06
6516	NYSE	ATO	Mon, Apr 9, 2018	84.26	84.67	83.83	84.18
6515	NYSE	ATO	Fri, Apr 6, 2018	84.85	84.98	83.81	84.15
6514	NYSE	ATO	Thu, Apr 5, 2018	83.52	84.69	82.88	84.53
6513	NYSE	ATO	Wed, Apr 4, 2018	83.53	84.06	82.93	83.70
6512	NYSE	ATO	Tue, Apr 3, 2018	83.03	84.41	82.30	83.99
6511	NYSE	ATO	Mon, Apr 2, 2018	84.31	84.76	82.26	82.85
6510	NYSE	ATO	Thu, Mar 29, 2018	83.85	84.46	83.55	84.24
6509	NYSE	ATO	Wed, Mar 28, 2018	83.38	83.90	82.54	83.70
6508	NYSE	ATO	Tue, Mar 27, 2018	82.08	83.83	81.57	83.13
6507	NYSE	ATO	Mon, Mar 26, 2018	80.37	81.81	79.49	81.69
6506	NYSE	ATO	Fri, Mar 23, 2018	81.40	81.99	79.84	80.03
6505	NYSE	ATO	Thu, Mar 22, 2018	81.31	82.76	81.13	81.17
6504	NYSE	ATO	Wed, Mar 21, 2018	81.31	82.76	81.12	81.38
6503	NYSE	ATO	Tue, Mar 20, 2018	81.78	82.12	80.86	81.27
6502	NYSE	ATO	Mon, Mar 19, 2018	82.74	82.84	81.40	81.70
6501	NYSE	ATO	Fri, Mar 16, 2018	81.36	83.13	81.25	82.86
6500	NYSE	ATO	Thu, Mar 15, 2018	81.39	82.41	81.02	81.47
6499	NYSE	ATO	Wed, Mar 14, 2018	81.18	81.98	80.79	81.34
6498	NYSE	ATO	Tue, Mar 13, 2018	81.35	81.86	80.61	81.02
6497	NYSE	ATO	Mon, Mar 12, 2018	80.14	81.20	80.14	81.13
6496	NYSE	ATO	Fri, Mar 9, 2018	79.76	80.27	79.32	80.23
6495	NYSE	ATO	Thu, Mar 8, 2018	79.85	80.30	79.37	79.82
6494	NYSE	ATO	Wed, Mar 7, 2018	79.96	80.63	79.27	79.46
6493	NYSE	ATO	Tue, Mar 6, 2018	80.44	80.87	79.57	80.04
6492	NYSE	ATO	Mon, Mar 5, 2018	79.10	80.82	79.01	80.61
6491	NYSE	ATO	Fri, Mar 2, 2018	80.10	81.19	78.75	79.19
6490	NYSE	ATO	Thu, Mar 1, 2018	80.54	81.87	79.88	80.15
6489	NYSE	ATO	Wed, Feb 28, 2018	81.24	81.78	80.46	80.49
6488	NYSE	ATO	Tue, Feb 27, 2018	82.45	82.67	81.05	81.05
6487	NYSE	ATO	Mon, Feb 26, 2018	82.71	82.85	81.63	82.19
6486	NYSE	ATO	Fri, Feb 23, 2018	80.81	82.62	80.52	82.59
6485	NYSE	ATO	Thu, Feb 22, 2018	81.09	81.82	80.70	80.38
6484	NYSE	ATO	Wed, Feb 21, 2018	82.06	82.80	81.02	81.04
6483	NYSE	ATO	Tue, Feb 20, 2018	82.53	83.48	81.34	82.07
6482	NYSE	ATO	Fri, Feb 16, 2018	82.01	83.24	81.86	82.96
6481	NYSE	ATO	Thu, Feb 15, 2018	80.60	81.96	80.29	81.92
6480	NYSE	ATO	Wed, Feb 14, 2018	79.91	80.69	79.38	80.24
6479	NYSE	ATO	Tue, Feb 13, 2018	80.18	80.64	79.13	80.42
6478	NYSE	ATO	Mon, Feb 12, 2018	81.30	81.46	79.46	80.39
6477	NYSE	ATO	Fri, Feb 9, 2018	79.31	81.61	79.13	81.11
6476	NYSE	ATO	Thu, Feb 8, 2018	78.68	80.32	78.00	78.95
6475	NYSE	ATO	Wed, Feb 7, 2018	79.31	80.83	78.19	78.48
6474	NYSE	ATO	Tue, Feb 6, 2018	78.55	79.12	76.46	78.03
6473	NYSE	ATO	Mon, Feb 5, 2018	81.24	81.90	79.26	79.31
6472	NYSE	ATO	Fri, Feb 2, 2018	81.78	82.21	81.12	81.50
6471	NYSE	ATO	Thu, Feb 1, 2018	83.06	83.30	81.91	82.29
6470	NYSE	ATO	Wed, Jan 31, 2018	82.79	82.91	81.93	82.90
6469	NYSE	ATO	Tue, Jan 30, 2018	82.47	83.18	82.39	82.48
6468	NYSE	ATO	Mon, Jan 29, 2018	82.70	83.22	82.00	82.37
6467	NYSE	ATO	Fri, Jan 26, 2018	83.00	83.32	82.46	83.02
6466	NYSE	ATO	Thu, Jan 25, 2018	82.03	83.10	81.86	82.91
6465	NYSE	ATO	Wed, Jan 24, 2018	82.14	82.52	81.95	82.25
6464	NYSE	ATO	Tue, Jan 23, 2018	81.55	82.52	81.15	82.26
6463	NYSE	ATO	Mon, Jan 22, 2018	80.97	81.61	80.90	81.40
6462	NYSE	ATO	Fri, Jan 19, 2018	80.86	81.47	80.39	80.83
6461	NYSE	ATO	Thu, Jan 18, 2018	80.51	81.22	79.72	80.69
6460	NYSE	ATO	Wed, Jan 17, 2018	80.39	81.14	80.24	80.82
6459	NYSE	ATO	Tue, Jan 16, 2018	79.93	80.77	79.69	80.10
6458	NYSE	ATO	Fri, Jan 12, 2018	79.62	80.39	79.11	79.84
6457	NYSE	ATO	Thu, Jan 11, 2018	80.60	81.15	79.97	80.00
6456	NYSE	ATO	Wed, Jan 10, 2018	82.30	82.30	80.70	80.80
6455	NYSE	ATO	Tue, Jan 9, 2018	83.63	83.70	82.50	82.59
6454	NYSE	ATO	Mon, Jan 8, 2018	83.18	83.57	82.88	83.45
6453	NYSE	ATO	Fri, Jan 5, 2018	84.03	84.18	83.07	83.19
6452	NYSE	ATO	Thu, Jan 4, 2018	84.34	85.22	83.98	83.98
6451	NYSE	ATO	Wed, Jan 3, 2018	84.81	85.49	84.21	84.34
6450	NYSE	ATO	Tue, Jan 2, 2018	85.93	86.12	85.00	85.04
6449	NYSE	ATO	Fri, Dec 29, 2017	85.63	86.14	85.40	85.89
6448	NYSE	ATO	Thu, Dec 28, 2017	85.14	85.64	84.95	85.59
6447	NYSE	ATO	Wed, Dec 27, 2017	84.69	85.72	84.69	84.99
6446	NYSE	ATO	Tue, Dec 26, 2017	84.83	85.37	84.52	84.60
6445	NYSE	ATO	Fri, Dec 22, 2017	85.08	85.56	84.77	85.09
6444	NYSE	ATO	Thu, Dec 21, 2017	86.34	86.54	84.86	84.86
6443	NYSE	ATO	Wed, Dec 20, 2017	87.06	87.47	86.23	86.55
6442	NYSE	ATO	Tue, Dec 19, 2017	88.42	88.61	86.96	87.19
6441	NYSE	ATO	Mon, Dec 18, 2017	89.42	90.14	88.45	88.71
6440	NYSE	ATO	Fri, Dec 15, 2017	89.64	90.68	88.25	89.37
6439	NYSE	ATO	Thu, Dec 14, 2017	89.67	90.53	89.06	89.42
6438	NYSE	ATO	Wed, Dec 13, 2017	89.43	90.42	89.43	89.96
6437	NYSE	ATO	Tue, Dec 12, 2017	91.80	92.02	89.26	89.28
6436	NYSE	ATO	Mon, Dec 11, 2017	91.80	92.22	91.27	91.91
6435	NYSE	ATO	Fri, Dec 8, 2017	91.34	91.93	91.34	91.80
6434	NYSE	ATO	Thu, Dec 7, 2017	91.43	91.67	90.84	91.56
6433	NYSE	ATO	Wed, Dec 6, 2017	91.59	91.98	91.41	91.43
6432	NYSE	ATO	Tue, Dec 5, 2017	91.83	92.18	91.05	91.45
6431	NYSE	ATO	Mon, Dec 4, 2017	92.61	93.56	91.62	91.70
6430	NYSE	ATO	Fri, Dec 1, 2017	92.45	92.73	91.24	92.24
6429	NYSE	ATO	Thu, Nov 30, 2017	90.96	92.41	90.67	92.29
6428	NYSE	ATO	Wed, Nov 29, 2017	89.50	90.78	89.15	90.51
6427	NYSE	ATO	Tue, Nov 28, 2017	89.70	90.83	89.63	90.27
6426	NYSE	ATO	Mon, Nov 27, 2017	88.72	89.51	88.17	89.50
6425	NYSE	ATO	Fri, Nov 24, 2017	88.94	88.98	88.14	88.72
6424	NYSE	ATO	Wed, Nov 22, 2017	89.50	89.59	88.62	89.10
6423	NYSE	ATO	Tue, Nov 21, 2017	89.50	89.85	89.17	89.42
6422	NYSE	ATO	Mon, Nov 20, 2017	89.52	89.58	88.83	89.11
6421	NYSE	ATO	Fri, Nov 17, 2017	89.88	89.96	88.92	89.33
6420	NYSE	ATO	Thu, Nov 16, 2017	89.79	90.14	88.96	89.95
6419	NYSE	ATO	Wed, Nov 15, 2017	90.69	91.00	89.49	89.57
6418	NYSE	ATO	Tue, Nov 14, 2017	89.40	90.78	89.34	90.54
6417	NYSE	ATO	Mon, Nov 13, 2017	89.25	90.13	89.07	89.54
6416	NYSE	ATO	Fri, Nov 10, 2017	89.46	89.78	88.92	89.16
6415	NYSE	ATO	Thu, Nov 9, 2017	89.42	90.39	89.17	89.79
6414	NYSE	ATO	Wed, Nov 8, 2017	88.64	89.25	88.19	89.24
6413	NYSE	ATO	Tue, Nov 7, 2017	88.06	88.76	87.72	88.57
6412	NYSE	ATO	Mon, Nov 6, 2017	87.53	88.14	87.15	87.84
6411	NYSE	ATO	Fri, Nov 3, 2017	86.46	87.79	86.33	87.59
6410	NYSE	ATO	Thu, Nov 2, 2017	86.93	87.51	86.44	86.52
6409	NYSE	ATO	Wed, Nov 1, 2017	87.52	87.82	86.63	86.97
6408	NYSE	ATO	Tue, Oct 31, 2017	87.00	87.64	86.56	87.24
6407	NYSE	ATO	Mon, Oct 30, 2017	87.21	87.36	86.63	86.94
6406	NYSE	ATO	Fri, Oct 27, 2017	86.31	87.29	86.06	87.29
6405	NYSE	ATO	Thu, Oct 26, 2017	86.46	86.86	86.06	86.36
6404	NYSE	ATO	Wed, Oct 25, 2017	86.24	86.24	84.84	86.04
6403	NYSE	ATO	Tue, Oct 24, 2017	86.60	86.65	85.82	86.31
6402	NYSE	ATO	Mon, Oct 23, 2017	86.93	86.93	86.47	86.58
6401	NYSE	ATO	Fri, Oct 20, 2017	87.01	87.26	86.35	86.87
6400	NYSE	ATO	Thu, Oct 19, 2017	86.49	87.10	86.18	87.08
6399	NYSE	ATO	Wed, Oct 18, 2017	86.05	86.61	85.58	86.43
6398	NYSE	ATO	Tue, Oct 17, 2017	86.19	86.83	86.08	86.22
6397	NYSE	ATO	Mon, Oct 16, 2017	86.28	86.89	85.93	86.25
6396	NYSE	ATO	Fri, Oct 13, 2017	87.09	87.41	86.24	86.29
6395	NYSE	ATO	Thu, Oct 12, 2017	86.19	87.08	86.19	86.79
6394	NYSE	ATO	Wed, Oct 11, 2017	85.84	86.82	85.84	86.20
6393	NYSE	ATO	Tue, Oct 10, 2017	85.50	86.03	85.30	85.89
6392	NYSE	ATO	Mon, Oct 9, 2017	85.27	85.69	85.04	85.36
6391	NYSE	ATO	Fri, Oct 6, 2017	84.55	85.24	84.41	85.23
6390	NYSE	ATO	Thu, Oct 5, 2017	84.73	85.16	84.55	84.80
6389	NYSE	ATO	Wed, Oct 4, 2017	84.53	84.77	84.12	84.67
6388	NYSE	ATO	Tue, Oct 3, 2017	84.78	84.78	84.07	84.41
6387	NYSE	ATO	Mon, Oct 2, 2017	84.07	84.73	83.60	84.67
6386	NYSE	ATO	Fri, Sep 29, 2017	84.17	84.38	83.80	83.84
6385	NYSE	ATO	Thu, Sep 28, 2017	83.98	84.34	83.41	84.30
6384	NYSE	ATO	Wed, Sep 27, 2017	84.87	85.18	83.37	84.10
6383	NYSE	ATO	Tue, Sep 26, 2017	84.86	85.96	84.65	85.40
6382	NYSE	ATO	Mon, Sep 25, 2017	83.77	85.20	83.77	85.00
6381	NYSE	ATO	Fri, Sep 22, 2017	84.72	84.88	83.76	83.89
6380	NYSE	ATO	Thu, Sep 21, 2017	85.11	85.45	84.45	84.55
6379	NYSE	ATO	Wed, Sep 20, 2017	86.12	86.14	84.69	85.08
6378	NYSE	ATO	Tue, Sep 19, 2017	86.54	86.85	85.80	85.93
6377	NYSE	ATO	Mon, Sep 18, 2017	87.12	87.20	86.04	86.50
6376	NYSE	ATO	Fri, Sep 15, 2017	87.12	87.36	86.67	87.13
6375	NYSE	ATO	Thu, Sep 14, 2017	85.93	87.15	85.59	86.95
6374	NYSE	ATO	Wed, Sep 13, 2017	86.74	86.89	85.83	85.90
6373	NYSE	ATO	Tue, Sep 12, 2017	87.96	88.03	86.43	86.74
6372	NYSE	ATO	Mon, Sep 11, 2017	87.28	88.17	87.27	88.01
6371	NYSE	ATO	Fri, Sep 8, 2017	87.31	87.43	86.76	87.22
6370	NYSE	ATO	Thu, Sep 7, 2017	87.06	87.49	86.66	87.40
6369	NYSE	ATO	Wed, Sep 6, 2017	88.19	88.32	86.63	86.73
6368	NYSE	ATO	Tue, Sep 5, 2017	88.32	88.62	87.71	88.02
6367	NYSE	ATO	Fri, Sep 1, 2017	88.45	88.45	87.82	88.16
6366	NYSE	ATO	Thu, Aug 31, 2017	88.19	88.42	87.88	88.04
6365	NYSE	ATO	Wed, Aug 30, 2017	88.53	88.71	87.87	87.98
6364	NYSE	ATO	Tue, Aug 29, 2017	88.77	89.00	88.14	88.19
6363	NYSE	ATO	Mon, Aug 28, 2017	88.59	88.72	88.19	88.69
6362	NYSE	ATO	Fri, Aug 25, 2017	88.52	88.81	88.35	88.47
6361	NYSE	ATO	Thu, Aug 24, 2017	88.28	88.58	87.82	88.41
6360	NYSE	ATO	Wed, Aug 23, 2017	88.12	88.35	87.66	88.28
6359	NYSE	ATO	Tue, Aug 22, 2017	87.55	88.19	87.29	88.18
6358	NYSE	ATO	Mon, Aug 21, 2017	87.19	87.76	87.04	87.59
6357	NYSE	ATO	Fri, Aug 18, 2017	87.31	87.46	86.83	87.12
6356	NYSE	ATO	Thu, Aug 17, 2017	87.92	88.04	87.44	87.46
6355	NYSE	ATO	Wed, Aug 16, 2017	87.92	88.61	87.80	87.95
6354	NYSE	ATO	Tue, Aug 15, 2017	87.27	88.21	87.27	87.78
6353	NYSE	ATO	Mon, Aug 14, 2017	87.35	87.84	87.31	87.74
6352	NYSE	ATO	Fri, Aug 11, 2017	87.67	87.73	86.85	87.16
6351	NYSE	ATO	Thu, Aug 10, 2017	87.26	87.88	87.01	87.67
6350	NYSE	ATO	Wed, Aug 9, 2017	87.65	88.10	87.15	87.43
6349	NYSE	ATO	Tue, Aug 8, 2017	86.99	87.59	86.64	87.59
6348	NYSE	ATO	Mon, Aug 7, 2017	87.27	87.40	86.73	86.88
6347	NYSE	ATO	Fri, Aug 4, 2017	87.31	87.80	86.79	87.19
6346	NYSE	ATO	Thu, Aug 3, 2017	87.30	88.22	86.30	87.41
6345	NYSE	ATO	Wed, Aug 2, 2017	87.38	88.69	86.96	88.69
6344	NYSE	ATO	Tue, Aug 1, 2017	86.94	87.43	86.63	87.38
6343	NYSE	ATO	Mon, Jul 31, 2017	86.65	86.93	86.12	86.76
6342	NYSE	ATO	Fri, Jul 28, 2017	87.02	87.22	86.30	86.57
6341	NYSE	ATO	Thu, Jul 27, 2017	86.66	87.22	86.33	87.02
6340	NYSE	ATO	Wed, Jul 26, 2017	86.77	87.09	86.49	86.77
6339	NYSE	ATO	Tue, Jul 25, 2017	86.00	86.98	85.87	86.90
6338	NYSE	ATO	Mon, Jul 24, 2017	86.22	86.22	85.58	85.95
6337	NYSE	ATO	Fri, Jul 21, 2017	85.71	86.24	85.43	86.22
6336	NYSE	ATO	Thu, Jul 20, 2017	85.05	85.68	84.56	85.53
6335	NYSE	ATO	Wed, Jul 19, 2017	84.21	84.71	83.92	84.59
6334	NYSE	ATO	Tue, Jul 18, 2017	84.23	84.30	83.69	84.08
6333	NYSE	ATO	Mon, Jul 17, 2017	83.83	84.10	83.56	84.00
6332	NYSE	ATO	Fri, Jul 14, 2017	83.80	84.41	83.46	83.79
6331	NYSE	ATO	Thu, Jul 13, 2017	83.86	83.86	82.72	83.23
6330	NYSE	ATO	Wed, Jul 12, 2017	83.34	83.96	83.24	83.75
6329	NYSE	ATO	Tue, Jul 11, 2017	83.54	83.64	82.35	82.42
6328	NYSE	ATO	Mon, Jul 10, 2017	83.96	84.06	83.30	83.37
6327	NYSE	ATO	Fri, Jul 7, 2017	82.71	84.07	82.66	83.68
6326	NYSE	ATO	Thu, Jul 6, 2017	82.35	82.92	82.15	82.71
6325	NYSE	ATO	Wed, Jul 5, 2017	82.83	83.11	82.14	82.68
6324	NYSE	ATO	Mon, Jul 3, 2017	83.38	83.62	82.69	82.95
6323	NYSE	ATO	Fri, Jun 30, 2017	82.99	83.42	82.92	82.95
6322	NYSE	ATO	Thu, Jun 29, 2017	82.98	83.00	82.14	82.75
6321	NYSE	ATO	Wed, Jun 28, 2017	83.90	84.38	83.31	83.35
6320	NYSE	ATO	Tue, Jun 27, 2017	83.92	84.35	83.02	83.49
6319	NYSE	ATO	Mon, Jun 26, 2017	83.82	84.46	83.25	84.31
6318	NYSE	ATO	Fri, Jun 23, 2017	83.46	84.13	83.41	83.51
6317	NYSE	ATO	Thu, Jun 22, 2017	83.87	84.14	83.39	83.45
6316	NYSE	ATO	Wed, Jun 21, 2017	84.58	84.58	83.71	83.88
6315	NYSE	ATO	Tue, Jun 20, 2017	84.99	85.06	84.39	84.56
6314	NYSE	ATO	Mon, Jun 19, 2017	85.41	85.51	84.71	85.06
6313	NYSE	ATO	Fri, Jun 16, 2017	85.12	85.61	84.80	85.54
6312	NYSE	ATO	Thu, Jun 15, 2017	84.76	85.22	84.34	85.10
6311	NYSE	ATO	Wed, Jun 14, 2017	84.89	85.41	84.56	85.09
6310	NYSE	ATO	Tue, Jun 13, 2017	84.08	84.85	83.71	84.33
6309	NYSE	ATO	Mon, Jun 12, 2017	83.67	84.02	83.23	83.90
6308	NYSE	ATO	Fri, Jun 9, 2017	83.49	83.82	83.03	83.64
6307	NYSE	ATO	Thu, Jun 8, 2017	83.53	83.82	82.59	83.54
6306	NYSE	ATO	Wed, Jun 7, 2017	84.20	84.29	83.74	83.79
6305	NYSE	ATO	Tue, Jun 6, 2017	84.01	84.26	83.78	84.10
6304	NYSE	ATO	Mon, Jun 5, 2017	84.71	84.83	83.85	83.88
6303	NYSE	ATO	Fri, Jun 2, 2017	84.95	85.20	84.27	84.88
6302	NYSE	ATO	Thu, Jun 1, 2017	83.29	84.46	83.15	84.42
6301	NYSE	ATO	Wed, May 31, 2017	83.24	83.62	82.98	83.31
6300	NYSE	ATO	Tue, May 30, 2017	82.94	83.37	82.49	83.19
6299	NYSE	ATO	Fri, May 26, 2017	83.14	83.30	82.63	82.85
6298	NYSE	ATO	Thu, May 25, 2017	82.30	83.24	82.00	83.10
6297	NYSE	ATO	Wed, May 24, 2017	82.21	82.50	81.90	82.16
6296	NYSE	ATO	Tue, May 23, 2017	81.66	82.34	81.30	82.09
6295	NYSE	ATO	Mon, May 22, 2017	81.12	81.75	80.65	81.53
6294	NYSE	ATO	Fri, May 19, 2017	80.52	81.21	79.83	81.08
6293	NYSE	ATO	Thu, May 18, 2017	80.24	80.77	79.47	80.36
6292	NYSE	ATO	Wed, May 17, 2017	80.33	80.96	79.89	80.10
6291	NYSE	ATO	Tue, May 16, 2017	81.45	81.63	80.24	80.33
6290	NYSE	ATO	Mon, May 15, 2017	81.25	81.71	81.09	81.36
6289	NYSE	ATO	Fri, May 12, 2017	81.00	81.54	80.63	81.34
6288	NYSE	ATO	Thu, May 11, 2017	80.52	80.82	80.17	80.79
6287	NYSE	ATO	Wed, May 10, 2017	80.61	81.16	80.41	80.89
6286	NYSE	ATO	Tue, May 9, 2017	81.79	81.80	80.46	80.55
6285	NYSE	ATO	Mon, May 8, 2017	82.35	82.74	81.60	81.91
6284	NYSE	ATO	Fri, May 5, 2017	81.88	82.37	81.43	82.17
6283	NYSE	ATO	Thu, May 4, 2017	80.60	81.46	78.55	81.38
6282	NYSE	ATO	Wed, May 3, 2017	80.45	80.69	79.98	80.11
6281	NYSE	ATO	Tue, May 2, 2017	80.65	81.48	80.49	80.72
6280	NYSE	ATO	Mon, May 1, 2017	81.28	81.28	80.49	80.71
6279	NYSE	ATO	Fri, Apr 28, 2017	81.37	81.37	80.35	81.02
6278	NYSE	ATO	Thu, Apr 27, 2017	81.47	82.07	81.29	81.40
6277	NYSE	ATO	Wed, Apr 26, 2017	80.50	81.68	80.24	81.27
6276	NYSE	ATO	Tue, Apr 25, 2017	79.91	80.70	79.26	80.46
6275	NYSE	ATO	Mon, Apr 24, 2017	80.12	80.23	79.64	80.01
6274	NYSE	ATO	Fri, Apr 21, 2017	79.83	80.28	79.62	79.83
6273	NYSE	ATO	Thu, Apr 20, 2017	80.08	80.14	79.40	79.92
6272	NYSE	ATO	Wed, Apr 19, 2017	80.79	80.79	79.91	80.06
6271	NYSE	ATO	Tue, Apr 18, 2017	81.14	81.15	80.28	80.82
6270	NYSE	ATO	Mon, Apr 17, 2017	80.30	81.04	79.95	81.00
6269	NYSE	ATO	Thu, Apr 13, 2017	80.50	80.50	79.52	80.15
6268	NYSE	ATO	Wed, Apr 12, 2017	80.27	80.65	79.98	80.49
6267	NYSE	ATO	Tue, Apr 11, 2017	80.28	80.56	79.88	80.49
6266	NYSE	ATO	Mon, Apr 10, 2017	80.17	80.27	79.69	80.24
6265	NYSE	ATO	Fri, Apr 7, 2017	80.34	80.68	80.07	80.12
6264	NYSE	ATO	Thu, Apr 6, 2017	80.17	80.44	79.43	80.35
6263	NYSE	ATO	Wed, Apr 5, 2017	79.71	80.12	79.26	80.03
6262	NYSE	ATO	Tue, Apr 4, 2017	78.77	79.92	78.62	79.65
6261	NYSE	ATO	Mon, Apr 3, 2017	78.90	79.02	78.42	78.90
6260	NYSE	ATO	Fri, Mar 31, 2017	78.98	79.44	78.76	78.99
6259	NYSE	ATO	Thu, Mar 30, 2017	79.97	79.97	78.87	79.00
6258	NYSE	ATO	Wed, Mar 29, 2017	80.24	80.24	79.74	79.85
6257	NYSE	ATO	Tue, Mar 28, 2017	79.97	80.56	79.73	80.40
6256	NYSE	ATO	Mon, Mar 27, 2017	80.14	80.46	79.21	80.31
6255	NYSE	ATO	Fri, Mar 24, 2017	80.27	80.41	79.95	80.14
6254	NYSE	ATO	Thu, Mar 23, 2017	79.77	80.55	79.58	80.15
6253	NYSE	ATO	Wed, Mar 22, 2017	79.88	80.17	79.18	79.87
6252	NYSE	ATO	Tue, Mar 21, 2017	78.68	80.01	78.57	79.90
6251	NYSE	ATO	Mon, Mar 20, 2017	80.03	80.47	78.56	78.67
6250	NYSE	ATO	Fri, Mar 17, 2017	79.39	80.24	79.14	79.93
6249	NYSE	ATO	Thu, Mar 16, 2017	79.99	79.99	79.06	79.46
6248	NYSE	ATO	Wed, Mar 15, 2017	78.63	80.36	78.63	79.95
6247	NYSE	ATO	Tue, Mar 14, 2017	78.12	78.38	77.81	78.33
6246	NYSE	ATO	Mon, Mar 13, 2017	77.66	78.16	77.48	78.14
6245	NYSE	ATO	Fri, Mar 10, 2017	76.88	77.86	76.53	77.83
6244	NYSE	ATO	Thu, Mar 9, 2017	76.72	77.03	76.17	76.25
6243	NYSE	ATO	Wed, Mar 8, 2017	77.20	77.73	76.56	76.63
6242	NYSE	ATO	Tue, Mar 7, 2017	77.95	78.28	77.79	78.01
6241	NYSE	ATO	Mon, Mar 6, 2017	78.33	78.33	77.85	78.13
6240	NYSE	ATO	Fri, Mar 3, 2017	78.84	78.88	77.90	78.40
6239	NYSE	ATO	Thu, Mar 2, 2017	78.45	79.19	78.35	78.84
6238	NYSE	ATO	Wed, Mar 1, 2017	77.39	78.82	76.09	78.62
6237	NYSE	ATO	Tue, Feb 28, 2017	78.24	78.76	77.89	78.29
6236	NYSE	ATO	Mon, Feb 27, 2017	78.05	78.41	77.95	78.27
6235	NYSE	ATO	Fri, Feb 24, 2017	77.75	78.56	77.67	78.18
6234	NYSE	ATO	Thu, Feb 23, 2017	77.07	77.89	76.84	77.78
6233	NYSE	ATO	Wed, Feb 22, 2017	76.95	77.46	76.75	76.80
6232	NYSE	ATO	Tue, Feb 21, 2017	75.66	77.04	75.62	77.04
6231	NYSE	ATO	Fri, Feb 17, 2017	75.73	76.09	75.07	76.04
6230	NYSE	ATO	Thu, Feb 16, 2017	75.88	76.21	75.40	75.90
6229	NYSE	ATO	Wed, Feb 15, 2017	74.49	75.72	74.48	75.69
6228	NYSE	ATO	Tue, Feb 14, 2017	75.02	75.65	75.02	75.24
6227	NYSE	ATO	Mon, Feb 13, 2017	75.54	75.71	75.12	75.63
6226	NYSE	ATO	Fri, Feb 10, 2017	75.00	75.53	74.81	75.45
6225	NYSE	ATO	Thu, Feb 9, 2017	75.62	75.99	75.12	75.15
6224	NYSE	ATO	Wed, Feb 8, 2017	75.87	75.87	72.58	75.48
6223	NYSE	ATO	Tue, Feb 7, 2017	75.17	76.07	75.17	75.97
6222	NYSE	ATO	Mon, Feb 6, 2017	76.14	76.14	75.07	75.24
6221	NYSE	ATO	Fri, Feb 3, 2017	75.57	75.94	75.17	75.88
6220	NYSE	ATO	Thu, Feb 2, 2017	74.59	75.22	74.40	75.08
6219	NYSE	ATO	Wed, Feb 1, 2017	75.69	76.23	74.30	74.56
6218	NYSE	ATO	Tue, Jan 31, 2017	74.90	76.26	74.71	76.18
6217	NYSE	ATO	Mon, Jan 30, 2017	75.06	75.39	74.45	74.82
6216	NYSE	ATO	Fri, Jan 27, 2017	75.69	76.14	75.11	75.34
6215	NYSE	ATO	Thu, Jan 26, 2017	75.05	75.88	75.00	75.70
6214	NYSE	ATO	Wed, Jan 25, 2017	74.78	75.59	74.70	74.98
6213	NYSE	ATO	Tue, Jan 24, 2017	74.42	75.29	74.02	75.14
6212	NYSE	ATO	Mon, Jan 23, 2017	74.77	74.99	74.09	74.39
6211	NYSE	ATO	Fri, Jan 20, 2017	74.32	74.85	74.13	74.71
6210	NYSE	ATO	Thu, Jan 19, 2017	74.75	75.40	74.10	74.26
6209	NYSE	ATO	Wed, Jan 18, 2017	74.69	75.78	74.69	75.24
6208	NYSE	ATO	Tue, Jan 17, 2017	75.21	75.50	74.57	74.74
6207	NYSE	ATO	Fri, Jan 13, 2017	74.26	75.09	74.25	74.86
6206	NYSE	ATO	Thu, Jan 12, 2017	74.01	74.74	73.21	74.51
6205	NYSE	ATO	Wed, Jan 11, 2017	73.08	74.09	73.08	74.09
6204	NYSE	ATO	Tue, Jan 10, 2017	73.24	73.54	72.54	73.29
6203	NYSE	ATO	Mon, Jan 9, 2017	74.33	74.33	73.15	73.21
6202	NYSE	ATO	Fri, Jan 6, 2017	74.36	74.60	74.01	74.17
6201	NYSE	ATO	Thu, Jan 5, 2017	74.89	75.50	74.01	74.60
6200	NYSE	ATO	Wed, Jan 4, 2017	74.66	75.79	74.66	74.97
6199	NYSE	ATO	Tue, Jan 3, 2017	74.34	74.55	73.65	74.55
6198	NYSE	ATO	Fri, Dec 30, 2016	74.74	74.88	73.99	74.15
6197	NYSE	ATO	Thu, Dec 29, 2016	73.85	74.86	73.85	74.65
6196	NYSE	ATO	Wed, Dec 28, 2016	74.80	74.80	73.50	73.69
6195	NYSE	ATO	Tue, Dec 27, 2016	74.20	75.25	73.74	74.73
6194	NYSE	ATO	Fri, Dec 23, 2016	74.82	74.99	74.42	74.61
6193	NYSE	ATO	Thu, Dec 22, 2016	74.32	74.82	73.86	74.66
6192	NYSE	ATO	Wed, Dec 21, 2016	74.18	75.00	74.09	74.27
6191	NYSE	ATO	Tue, Dec 20, 2016	74.15	74.86	73.91	74.42
6190	NYSE	ATO	Mon, Dec 19, 2016	74.57	74.72	73.63	74.11
6189	NYSE	ATO	Fri, Dec 16, 2016	73.22	74.44	73.14	74.16
6188	NYSE	ATO	Thu, Dec 15, 2016	72.13	73.21	72.02	73.00
6187	NYSE	ATO	Wed, Dec 14, 2016	74.35	74.56	72.40	72.41
6186	NYSE	ATO	Tue, Dec 13, 2016	74.21	74.78	73.80	73.95
6185	NYSE	ATO	Mon, Dec 12, 2016	72.95	74.05	72.84	73.97
6184	NYSE	ATO	Fri, Dec 9, 2016	73.25	73.53	72.67	73.23
6183	NYSE	ATO	Thu, Dec 8, 2016	71.62	73.15	70.98	73.10
6182	NYSE	ATO	Wed, Dec 7, 2016	71.52	72.31	71.06	72.31
6181	NYSE	ATO	Tue, Dec 6, 2016	71.33	71.53	70.77	71.06
6180	NYSE	ATO	Mon, Dec 5, 2016	71.34	71.34	70.27	71.15
6179	NYSE	ATO	Fri, Dec 2, 2016	70.65	71.72	70.65	71.47
6178	NYSE	ATO	Thu, Dec 1, 2016	70.95	71.49	69.57	70.16
6177	NYSE	ATO	Wed, Nov 30, 2016	72.80	73.57	71.12	71.12
6176	NYSE	ATO	Tue, Nov 29, 2016	72.51	74.30	72.37	74.15
6175	NYSE	ATO	Mon, Nov 28, 2016	73.13	73.17	72.48	72.70
6174	NYSE	ATO	Fri, Nov 25, 2016	71.72	72.92	71.72	72.89
6173	NYSE	ATO	Wed, Nov 23, 2016	71.09	71.99	71.09	71.55
6172	NYSE	ATO	Tue, Nov 22, 2016	72.72	73.25	72.18	71.93
6171	NYSE	ATO	Mon, Nov 21, 2016	71.89	73.19	71.65	72.84
6170	NYSE	ATO	Fri, Nov 18, 2016	71.62	72.23	71.32	71.63
6169	NYSE	ATO	Thu, Nov 17, 2016	70.90	71.73	70.84	71.27
6168	NYSE	ATO	Wed, Nov 16, 2016	71.34	71.97	70.73	71.28
6167	NYSE	ATO	Tue, Nov 15, 2016	71.13	72.01	71.01	71.45
6166	NYSE	ATO	Mon, Nov 14, 2016	70.08	71.01	69.50	70.91
6165	NYSE	ATO	Fri, Nov 11, 2016	70.29	71.48	70.25	70.57
6164	NYSE	ATO	Thu, Nov 10, 2016	72.39	73.05	68.51	70.47
6163	NYSE	ATO	Wed, Nov 9, 2016	71.75	72.72	71.26	72.07
6162	NYSE	ATO	Tue, Nov 8, 2016	72.63	73.94	72.63	73.17
6161	NYSE	ATO	Mon, Nov 7, 2016	71.54	72.82	71.05	72.75
6160	NYSE	ATO	Fri, Nov 4, 2016	71.75	72.34	70.97	70.97
6159	NYSE	ATO	Thu, Nov 3, 2016	70.52	71.77	70.12	71.36
6158	NYSE	ATO	Wed, Nov 2, 2016	71.90	71.97	70.73	70.88
6157	NYSE	ATO	Tue, Nov 1, 2016	74.28	74.28	71.93	71.95
6156	NYSE	ATO	Mon, Oct 31, 2016	72.64	74.65	72.19	74.39
6155	NYSE	ATO	Fri, Oct 28, 2016	71.92	72.59	71.77	71.98
6154	NYSE	ATO	Thu, Oct 27, 2016	72.02	72.37	71.30	71.86
6153	NYSE	ATO	Wed, Oct 26, 2016	71.99	72.45	71.60	72.38
6152	NYSE	ATO	Tue, Oct 25, 2016	71.72	72.16	71.54	72.14
6151	NYSE	ATO	Mon, Oct 24, 2016	72.24	72.38	71.57	71.85
6150	NYSE	ATO	Fri, Oct 21, 2016	71.77	72.02	71.30	71.72
6149	NYSE	ATO	Thu, Oct 20, 2016	72.29	72.88	71.86	72.17
6148	NYSE	ATO	Wed, Oct 19, 2016	72.22	72.64	71.67	72.32
6147	NYSE	ATO	Tue, Oct 18, 2016	71.96	72.44	71.08	72.17
6146	NYSE	ATO	Mon, Oct 17, 2016	71.19	71.74	71.02	71.68
6145	NYSE	ATO	Fri, Oct 14, 2016	70.84	71.63	70.42	71.08
6144	NYSE	ATO	Thu, Oct 13, 2016	70.14	71.55	70.14	71.01
6143	NYSE	ATO	Wed, Oct 12, 2016	69.06	70.18	69.06	70.03
6142	NYSE	ATO	Tue, Oct 11, 2016	70.45	70.52	68.93	68.96
6141	NYSE	ATO	Mon, Oct 10, 2016	69.92	70.96	69.68	70.70
6140	NYSE	ATO	Fri, Oct 7, 2016	71.16	71.56	69.90	70.07
6139	NYSE	ATO	Thu, Oct 6, 2016	70.54	71.07	70.03	70.74
6138	NYSE	ATO	Wed, Oct 5, 2016	71.43	71.74	70.46	70.61
6137	NYSE	ATO	Tue, Oct 4, 2016	73.64	73.79	70.75	71.27
6136	NYSE	ATO	Mon, Oct 3, 2016	74.34	74.39	73.25	73.73
6135	NYSE	ATO	Fri, Sep 30, 2016	75.30	75.33	73.96	74.47
6134	NYSE	ATO	Thu, Sep 29, 2016	75.87	75.87	74.45	74.88
6133	NYSE	ATO	Wed, Sep 28, 2016	75.99	76.17	75.18	75.84
6132	NYSE	ATO	Tue, Sep 27, 2016	76.75	77.13	75.78	75.91
6131	NYSE	ATO	Mon, Sep 26, 2016	76.59	77.06	76.41	76.67
6130	NYSE	ATO	Fri, Sep 23, 2016	77.24	77.52	76.64	76.64
6129	NYSE	ATO	Thu, Sep 22, 2016	77.42	77.72	76.65	77.65
6128	NYSE	ATO	Wed, Sep 21, 2016	75.42	76.94	75.29	76.86
6127	NYSE	ATO	Tue, Sep 20, 2016	75.92	76.00	75.15	75.20
6126	NYSE	ATO	Mon, Sep 19, 2016	74.09	75.49	74.09	75.45
6125	NYSE	ATO	Fri, Sep 16, 2016	73.24	74.23	72.90	74.09
6124	NYSE	ATO	Thu, Sep 15, 2016	72.69	73.59	72.60	73.51
6123	NYSE	ATO	Wed, Sep 14, 2016	72.72	73.31	72.28	72.64
6122	NYSE	ATO	Tue, Sep 13, 2016	72.97	73.05	72.18	72.59
6121	NYSE	ATO	Mon, Sep 12, 2016	71.77	73.33	71.61	73.23
6120	NYSE	ATO	Fri, Sep 9, 2016	74.59	75.05	71.86	71.88
6119	NYSE	ATO	Thu, Sep 8, 2016	75.33	75.77	74.99	75.39
6118	NYSE	ATO	Wed, Sep 7, 2016	74.73	76.14	74.32	75.51
6117	NYSE	ATO	Tue, Sep 6, 2016	74.12	74.94	74.08	74.69
6116	NYSE	ATO	Fri, Sep 2, 2016	73.35	74.41	73.13	73.97
6115	NYSE	ATO	Thu, Sep 1, 2016	73.68	73.85	73.05	73.25
6114	NYSE	ATO	Wed, Aug 31, 2016	73.80	74.23	73.25	73.70
6113	NYSE	ATO	Tue, Aug 30, 2016	74.66	75.27	73.71	73.89
6112	NYSE	ATO	Mon, Aug 29, 2016	73.99	74.93	73.99	74.49
6111	NYSE	ATO	Fri, Aug 26, 2016	75.03	75.53	73.61	73.79
6110	NYSE	ATO	Thu, Aug 25, 2016	74.67	75.21	74.02	74.92
6109	NYSE	ATO	Wed, Aug 24, 2016	74.84	74.97	74.11	74.72
6108	NYSE	ATO	Tue, Aug 23, 2016	75.31	75.80	74.85	74.90
6107	NYSE	ATO	Mon, Aug 22, 2016	75.22	75.49	74.98	75.23
6106	NYSE	ATO	Fri, Aug 19, 2016	75.14	75.65	74.50	75.09
6105	NYSE	ATO	Thu, Aug 18, 2016	75.01	76.01	74.84	76.01
6104	NYSE	ATO	Wed, Aug 17, 2016	74.23	75.33	73.87	74.83
6103	NYSE	ATO	Tue, Aug 16, 2016	75.50	75.60	74.26	74.28
6102	NYSE	ATO	Mon, Aug 15, 2016	77.27	77.37	75.67	75.77
6101	NYSE	ATO	Fri, Aug 12, 2016	77.69	78.00	77.15	77.26
6100	NYSE	ATO	Thu, Aug 11, 2016	77.35	77.77	77.19	77.35
6099	NYSE	ATO	Wed, Aug 10, 2016	77.56	77.79	77.21	77.39
6098	NYSE	ATO	Tue, Aug 9, 2016	77.56	77.93	77.29	77.41
6097	NYSE	ATO	Mon, Aug 8, 2016	77.97	78.47	77.33	77.62
6096	NYSE	ATO	Fri, Aug 5, 2016	78.97	78.97	77.71	78.12
6095	NYSE	ATO	Thu, Aug 4, 2016	77.94	80.18	77.90	79.01
6094	NYSE	ATO	Wed, Aug 3, 2016	79.34	79.46	78.23	78.91
6093	NYSE	ATO	Tue, Aug 2, 2016	79.15	79.40	78.65	79.22
6092	NYSE	ATO	Mon, Aug 1, 2016	79.66	79.75	79.08	79.42
6091	NYSE	ATO	Fri, Jul 29, 2016	79.38	80.08	79.33	79.79
6090	NYSE	ATO	Thu, Jul 28, 2016	78.80	79.53	78.51	79.30
6089	NYSE	ATO	Wed, Jul 27, 2016	79.59	79.69	78.39	78.84
6088	NYSE	ATO	Tue, Jul 26, 2016	80.05	80.25	79.39	79.59
6087	NYSE	ATO	Mon, Jul 25, 2016	80.13	80.15	79.63	79.95
6086	NYSE	ATO	Fri, Jul 22, 2016	79.62	80.61	79.53	80.51
6085	NYSE	ATO	Thu, Jul 21, 2016	79.45	79.93	78.94	79.74
6084	NYSE	ATO	Wed, Jul 20, 2016	79.94	80.04	79.61	79.66
6083	NYSE	ATO	Tue, Jul 19, 2016	80.04	80.04	79.70	79.93
6082	NYSE	ATO	Mon, Jul 18, 2016	80.14	80.38	79.72	79.90
6081	NYSE	ATO	Fri, Jul 15, 2016	80.16	80.60	79.78	80.06
6080	NYSE	ATO	Thu, Jul 14, 2016	80.08	80.58	79.83	80.09
6079	NYSE	ATO	Wed, Jul 13, 2016	80.49	81.00	80.13	80.74
6078	NYSE	ATO	Tue, Jul 12, 2016	79.53	80.41	79.17	79.91
6077	NYSE	ATO	Mon, Jul 11, 2016	79.71	80.12	79.10	80.09
6076	NYSE	ATO	Fri, Jul 8, 2016	79.52	80.03	78.69	80.00
6075	NYSE	ATO	Thu, Jul 7, 2016	80.70	80.70	79.48	79.60
6074	NYSE	ATO	Wed, Jul 6, 2016	81.10	81.56	80.47	81.16
6073	NYSE	ATO	Tue, Jul 5, 2016	80.69	81.25	80.07	81.13
6072	NYSE	ATO	Fri, Jul 1, 2016	81.97	81.97	79.72	80.47
6071	NYSE	ATO	Thu, Jun 30, 2016	78.85	81.35	78.69	81.32
6070	NYSE	ATO	Wed, Jun 29, 2016	78.59	79.26	78.35	78.47
6069	NYSE	ATO	Tue, Jun 28, 2016	78.03	78.25	77.12	78.23
6068	NYSE	ATO	Mon, Jun 27, 2016	76.83	78.13	76.80	77.87
6067	NYSE	ATO	Fri, Jun 24, 2016	76.28	77.95	75.85	77.05
6066	NYSE	ATO	Thu, Jun 23, 2016	76.69	76.93	76.27	76.93
6065	NYSE	ATO	Wed, Jun 22, 2016	76.85	76.90	76.36	76.54
6064	NYSE	ATO	Tue, Jun 21, 2016	76.18	76.92	75.80	76.63
6063	NYSE	ATO	Mon, Jun 20, 2016	75.98	76.35	75.52	76.18
6062	NYSE	ATO	Fri, Jun 17, 2016	75.94	76.21	75.28	75.98
6061	NYSE	ATO	Thu, Jun 16, 2016	75.90	76.58	75.77	76.33
6060	NYSE	ATO	Wed, Jun 15, 2016	76.37	76.38	75.30	76.00
6059	NYSE	ATO	Tue, Jun 14, 2016	75.80	76.30	75.45	76.27
6058	NYSE	ATO	Mon, Jun 13, 2016	76.02	76.33	75.58	75.74
6057	NYSE	ATO	Fri, Jun 10, 2016	76.40	76.62	75.86	75.95
6056	NYSE	ATO	Thu, Jun 9, 2016	75.00	76.49	74.90	76.39
6055	NYSE	ATO	Wed, Jun 8, 2016	74.60	75.06	74.35	74.90
6054	NYSE	ATO	Tue, Jun 7, 2016	74.33	74.81	73.08	74.46
6053	NYSE	ATO	Mon, Jun 6, 2016	74.99	75.06	74.13	74.36
6052	NYSE	ATO	Fri, Jun 3, 2016	73.49	74.95	73.23	74.73
6051	NYSE	ATO	Thu, Jun 2, 2016	73.02	73.02	72.42	72.70
6050	NYSE	ATO	Wed, Jun 1, 2016	72.90	73.50	72.62	72.91
6049	NYSE	ATO	Tue, May 31, 2016	72.73	73.14	72.36	72.90
6048	NYSE	ATO	Fri, May 27, 2016	72.52	72.70	71.89	72.69
6047	NYSE	ATO	Thu, May 26, 2016	71.96	72.45	71.87	72.37
6046	NYSE	ATO	Wed, May 25, 2016	72.26	72.53	71.78	71.86
6045	NYSE	ATO	Tue, May 24, 2016	71.48	72.48	70.92	72.42
6044	NYSE	ATO	Mon, May 23, 2016	72.16	72.30	71.43	71.46
6043	NYSE	ATO	Fri, May 20, 2016	72.00	72.21	71.48	72.10
6042	NYSE	ATO	Thu, May 19, 2016	71.08	71.96	70.84	71.89
6041	NYSE	ATO	Wed, May 18, 2016	72.30	73.33	71.56	71.77
6040	NYSE	ATO	Tue, May 17, 2016	74.83	74.83	72.42	72.76
6039	NYSE	ATO	Mon, May 16, 2016	74.42	75.10	74.00	74.99
6038	NYSE	ATO	Fri, May 13, 2016	74.53	75.02	73.83	74.26
6037	NYSE	ATO	Thu, May 12, 2016	74.34	74.71	74.13	74.49
6036	NYSE	ATO	Wed, May 11, 2016	74.50	74.96	74.13	74.53
6035	NYSE	ATO	Tue, May 10, 2016	74.40	75.05	74.22	74.46
6034	NYSE	ATO	Mon, May 9, 2016	73.90	74.63	73.65	74.30
6033	NYSE	ATO	Fri, May 6, 2016	73.58	73.86	72.80	73.59
6032	NYSE	ATO	Thu, May 5, 2016	72.19	74.85	72.12	73.57
6031	NYSE	ATO	Wed, May 4, 2016	72.96	74.83	72.65	74.09
6030	NYSE	ATO	Tue, May 3, 2016	73.28	73.49	72.68	72.82
6029	NYSE	ATO	Mon, May 2, 2016	72.74	73.32	72.56	72.95
6028	NYSE	ATO	Fri, Apr 29, 2016	71.69	72.69	71.20	72.55
6027	NYSE	ATO	Thu, Apr 28, 2016	71.41	72.48	71.30	72.07
6026	NYSE	ATO	Wed, Apr 27, 2016	71.81	72.49	71.05	71.80
6025	NYSE	ATO	Tue, Apr 26, 2016	71.49	72.04	71.39	71.71
6024	NYSE	ATO	Mon, Apr 25, 2016	71.18	71.53	71.00	71.32
6023	NYSE	ATO	Fri, Apr 22, 2016	70.59	71.46	70.48	71.31
6022	NYSE	ATO	Thu, Apr 21, 2016	72.42	72.42	70.41	70.60
6021	NYSE	ATO	Wed, Apr 20, 2016	74.11	74.49	72.55	72.62
6020	NYSE	ATO	Tue, Apr 19, 2016	73.68	74.27	73.39	74.04
6019	NYSE	ATO	Mon, Apr 18, 2016	73.89	73.89	73.42	73.68
6018	NYSE	ATO	Fri, Apr 15, 2016	73.24	73.94	73.12	73.63
6017	NYSE	ATO	Thu, Apr 14, 2016	73.89	74.33	73.10	73.10
6016	NYSE	ATO	Wed, Apr 13, 2016	74.16	74.16	73.22	73.89
6015	NYSE	ATO	Tue, Apr 12, 2016	73.69	74.40	73.49	73.99
6014	NYSE	ATO	Mon, Apr 11, 2016	74.34	74.62	73.62	73.74
6013	NYSE	ATO	Fri, Apr 8, 2016	73.70	74.57	73.34	74.19
6012	NYSE	ATO	Thu, Apr 7, 2016	73.45	73.84	73.13	73.64
6011	NYSE	ATO	Wed, Apr 6, 2016	73.04	73.49	72.80	73.48
6010	NYSE	ATO	Tue, Apr 5, 2016	74.38	74.38	74.38	73.21
6009	NYSE	ATO	Mon, Apr 4, 2016	74.84	74.84	73.81	74.38
6008	NYSE	ATO	Fri, Apr 1, 2016	73.98	74.86	73.62	74.56
6007	NYSE	ATO	Thu, Mar 31, 2016	73.94	74.44	73.47	74.26
6006	NYSE	ATO	Wed, Mar 30, 2016	74.60	74.60	73.85	74.05
6005	NYSE	ATO	Tue, Mar 29, 2016	72.81	74.38	72.29	74.33
6004	NYSE	ATO	Mon, Mar 28, 2016	72.74	72.98	72.11	72.57
6003	NYSE	ATO	Thu, Mar 24, 2016	71.84	71.84	71.84	72.38
6002	NYSE	ATO	Wed, Mar 23, 2016	71.70	72.04	71.09	71.84
6001	NYSE	ATO	Tue, Mar 22, 2016	71.51	71.89	71.14	71.61
6000	NYSE	ATO	Mon, Mar 21, 2016	71.81	72.00	71.00	71.32
5999	NYSE	ATO	Fri, Mar 18, 2016	72.44	72.75	71.22	72.08
5998	NYSE	ATO	Thu, Mar 17, 2016	72.35	73.16	72.09	72.94
5997	NYSE	ATO	Wed, Mar 16, 2016	71.60	72.40	71.03	72.35
5996	NYSE	ATO	Tue, Mar 15, 2016	71.29	71.29	71.29	71.72
5995	NYSE	ATO	Mon, Mar 14, 2016	71.09	71.40	70.51	71.29
5994	NYSE	ATO	Fri, Mar 11, 2016	70.93	70.93	70.93	70.95
5993	NYSE	ATO	Thu, Mar 10, 2016	70.99	71.28	70.39	70.93
5992	NYSE	ATO	Wed, Mar 9, 2016	70.78	70.78	70.78	70.91
5991	NYSE	ATO	Tue, Mar 8, 2016	71.16	71.35	70.60	70.78
5990	NYSE	ATO	Mon, Mar 7, 2016	70.31	70.87	70.08	70.68
5989	NYSE	ATO	Fri, Mar 4, 2016	69.62	69.62	69.62	70.70
5988	NYSE	ATO	Thu, Mar 3, 2016	70.33	70.33	70.33	69.62
5987	NYSE	ATO	Wed, Mar 2, 2016	69.30	70.36	68.60	70.33
5986	NYSE	ATO	Tue, Mar 1, 2016	69.41	69.41	69.41	69.27
5985	NYSE	ATO	Mon, Feb 29, 2016	70.05	70.33	68.15	69.41
5984	NYSE	ATO	Fri, Feb 26, 2016	71.62	71.62	71.62	70.15
5983	NYSE	ATO	Thu, Feb 25, 2016	71.42	71.90	71.04	71.62
5982	NYSE	ATO	Wed, Feb 24, 2016	70.45	71.10	69.27	71.06
5981	NYSE	ATO	Tue, Feb 23, 2016	70.36	71.05	70.18	70.45
5980	NYSE	ATO	Mon, Feb 22, 2016	70.19	70.46	69.99	70.36
5979	NYSE	ATO	Fri, Feb 19, 2016	70.29	70.89	69.87	70.10
5978	NYSE	ATO	Thu, Feb 18, 2016	69.33	71.19	69.08	70.82
5977	NYSE	ATO	Wed, Feb 17, 2016	70.45	70.48	69.03	69.64
5976	NYSE	ATO	Tue, Feb 16, 2016	70.59	70.92	69.81	70.43
5975	NYSE	ATO	Fri, Feb 12, 2016	70.91	71.08	68.75	69.83
5974	NYSE	ATO	Thu, Feb 11, 2016	69.78	70.53	69.59	70.29
5973	NYSE	ATO	Wed, Feb 10, 2016	70.91	70.91	69.69	70.28
5972	NYSE	ATO	Tue, Feb 9, 2016	69.73	70.98	69.20	70.80
5971	NYSE	ATO	Mon, Feb 8, 2016	69.47	69.92	69.01	69.85
5970	NYSE	ATO	Fri, Feb 5, 2016	69.58	69.85	68.67	69.53
5969	NYSE	ATO	Thu, Feb 4, 2016	69.66	69.95	68.85	69.63
5968	NYSE	ATO	Wed, Feb 3, 2016	69.00	70.54	68.90	69.72
5967	NYSE	ATO	Tue, Feb 2, 2016	68.67	69.97	67.94	69.90
5966	NYSE	ATO	Mon, Feb 1, 2016	69.26	69.81	68.38	68.59
5965	NYSE	ATO	Fri, Jan 29, 2016	67.71	69.22	67.56	69.22
5964	NYSE	ATO	Thu, Jan 28, 2016	65.59	67.61	65.51	67.19
5963	NYSE	ATO	Wed, Jan 27, 2016	65.39	65.90	64.81	65.13
5962	NYSE	ATO	Tue, Jan 26, 2016	64.14	65.47	64.14	65.41
5961	NYSE	ATO	Mon, Jan 25, 2016	64.12	64.96	63.34	63.84
5960	NYSE	ATO	Fri, Jan 22, 2016	62.70	64.08	61.82	64.02
5959	NYSE	ATO	Thu, Jan 21, 2016	62.44	62.69	61.62	62.38
5958	NYSE	ATO	Wed, Jan 20, 2016	63.85	64.19	61.55	62.39
5957	NYSE	ATO	Tue, Jan 19, 2016	63.45	64.22	63.06	63.96
5956	NYSE	ATO	Fri, Jan 15, 2016	61.06	63.08	60.00	62.97
5955	NYSE	ATO	Thu, Jan 14, 2016	61.88	63.26	61.86	62.98
5954	NYSE	ATO	Wed, Jan 13, 2016	62.27	62.39	61.51	61.74
5953	NYSE	ATO	Tue, Jan 12, 2016	62.70	62.70	61.51	62.09
5952	NYSE	ATO	Mon, Jan 11, 2016	61.71	62.69	61.71	62.47
5951	NYSE	ATO	Fri, Jan 8, 2016	62.18	65.49	61.70	62.26
5950	NYSE	ATO	Thu, Jan 7, 2016	62.17	62.71	61.96	62.19
5949	NYSE	ATO	Wed, Jan 6, 2016	62.43	63.18	62.20	62.80
5948	NYSE	ATO	Tue, Jan 5, 2016	62.39	62.82	61.83	62.60
5947	NYSE	ATO	Mon, Jan 4, 2016	63.02	63.04	62.02	62.37
5946	NYSE	ATO	Thu, Dec 31, 2015	64.11	64.11	62.92	63.04
5945	NYSE	ATO	Wed, Dec 30, 2015	64.13	64.34	63.95	64.15
5944	NYSE	ATO	Tue, Dec 29, 2015	64.44	64.79	64.07	64.25
5943	NYSE	ATO	Mon, Dec 28, 2015	63.14	64.25	63.06	64.22
5942	NYSE	ATO	Thu, Dec 24, 2015	63.07	63.43	62.92	63.17
5941	NYSE	ATO	Wed, Dec 23, 2015	62.60	63.43	62.43	63.27
5940	NYSE	ATO	Tue, Dec 22, 2015	62.06	62.63	61.42	62.43
5939	NYSE	ATO	Mon, Dec 21, 2015	62.57	62.78	61.71	62.08
5938	NYSE	ATO	Fri, Dec 18, 2015	63.14	63.16	61.73	62.81
5937	NYSE	ATO	Thu, Dec 17, 2015	63.29	63.70	62.94	63.14
5936	NYSE	ATO	Wed, Dec 16, 2015	61.86	63.50	61.66	63.26
5935	NYSE	ATO	Tue, Dec 15, 2015	60.74	61.73	60.50	61.59
5934	NYSE	ATO	Mon, Dec 14, 2015	60.70	61.23	60.42	60.86
5933	NYSE	ATO	Fri, Dec 11, 2015	60.83	61.62	60.50	60.81
5932	NYSE	ATO	Thu, Dec 10, 2015	62.50	62.59	61.05	61.14
5931	NYSE	ATO	Wed, Dec 9, 2015	62.09	62.99	61.99	62.56
5930	NYSE	ATO	Tue, Dec 8, 2015	61.77	62.29	61.56	62.20
5929	NYSE	ATO	Mon, Dec 7, 2015	62.05	62.22	61.62	61.98
5928	NYSE	ATO	Fri, Dec 4, 2015	61.17	62.34	61.10	62.25
5927	NYSE	ATO	Thu, Dec 3, 2015	61.85	61.85	60.91	61.14
5926	NYSE	ATO	Wed, Dec 2, 2015	62.65	62.65	61.85	61.93
5925	NYSE	ATO	Tue, Dec 1, 2015	62.58	62.94	62.08	62.59
5924	NYSE	ATO	Mon, Nov 30, 2015	62.81	63.06	62.14	62.31
5923	NYSE	ATO	Fri, Nov 27, 2015	62.26	62.98	62.26	62.84
5922	NYSE	ATO	Wed, Nov 25, 2015	62.57	62.71	62.18	62.19
5921	NYSE	ATO	Tue, Nov 24, 2015	62.29	62.81	61.64	62.66
5920	NYSE	ATO	Mon, Nov 23, 2015	62.41	62.82	62.19	62.38
5919	NYSE	ATO	Fri, Nov 20, 2015	62.52	62.94	62.21	62.51
5918	NYSE	ATO	Thu, Nov 19, 2015	62.00	62.57	61.58	62.40
5917	NYSE	ATO	Wed, Nov 18, 2015	60.72	61.97	60.19	61.90
5916	NYSE	ATO	Tue, Nov 17, 2015	61.16	61.43	60.48	60.55
5915	NYSE	ATO	Mon, Nov 16, 2015	60.26	61.17	59.96	61.11
5914	NYSE	ATO	Fri, Nov 13, 2015	60.58	61.09	60.06	60.25
5913	NYSE	ATO	Thu, Nov 12, 2015	61.16	61.64	60.48	60.58
5912	NYSE	ATO	Wed, Nov 11, 2015	60.83	61.52	60.74	61.30
5911	NYSE	ATO	Tue, Nov 10, 2015	59.64	60.94	59.64	60.94
5910	NYSE	ATO	Mon, Nov 9, 2015	59.80	59.80	59.22	59.49
5909	NYSE	ATO	Fri, Nov 6, 2015	61.74	62.10	59.60	59.81
5908	NYSE	ATO	Thu, Nov 5, 2015	62.78	63.50	62.22	62.54
5907	NYSE	ATO	Wed, Nov 4, 2015	63.15	63.77	62.85	63.04
5906	NYSE	ATO	Tue, Nov 3, 2015	62.99	63.38	62.65	63.19
5905	NYSE	ATO	Mon, Nov 2, 2015	63.08	63.31	62.64	63.03
5904	NYSE	ATO	Fri, Oct 30, 2015	62.12	63.46	62.07	63.00
5903	NYSE	ATO	Thu, Oct 29, 2015	61.73	62.21	61.43	62.13
5902	NYSE	ATO	Wed, Oct 28, 2015	62.05	62.39	61.36	62.22
5901	NYSE	ATO	Tue, Oct 27, 2015	61.68	62.03	61.38	61.87
5900	NYSE	ATO	Mon, Oct 26, 2015	60.29	62.01	60.10	61.81
5899	NYSE	ATO	Fri, Oct 23, 2015	60.75	60.76	59.45	59.93
5898	NYSE	ATO	Thu, Oct 22, 2015	60.42	60.72	60.23	60.65
5897	NYSE	ATO	Wed, Oct 21, 2015	60.73	60.96	60.22	60.31
5896	NYSE	ATO	Tue, Oct 20, 2015	60.75	61.15	60.44	60.50
5895	NYSE	ATO	Mon, Oct 19, 2015	60.71	61.24	60.55	60.93
5894	NYSE	ATO	Fri, Oct 16, 2015	59.84	63.19	59.77	60.75
5893	NYSE	ATO	Thu, Oct 15, 2015	58.96	59.77	58.75	59.77
5892	NYSE	ATO	Wed, Oct 14, 2015	59.17	59.42	58.78	58.84
5891	NYSE	ATO	Tue, Oct 13, 2015	59.49	59.60	59.03	59.11
5890	NYSE	ATO	Mon, Oct 12, 2015	59.09	60.00	58.88	59.56
5889	NYSE	ATO	Fri, Oct 9, 2015	59.59	59.72	58.85	59.00
5888	NYSE	ATO	Thu, Oct 8, 2015	58.70	59.72	58.55	59.54
5887	NYSE	ATO	Wed, Oct 7, 2015	58.64	59.01	58.13	58.72
5886	NYSE	ATO	Tue, Oct 6, 2015	59.33	59.35	58.50	58.58
5885	NYSE	ATO	Mon, Oct 5, 2015	59.00	59.44	58.65	59.36
5884	NYSE	ATO	Fri, Oct 2, 2015	58.03	58.93	57.65	58.93
5883	NYSE	ATO	Thu, Oct 1, 2015	58.18	58.46	57.37	57.82
5882	NYSE	ATO	Wed, Sep 30, 2015	57.16	58.30	57.11	58.18
5881	NYSE	ATO	Tue, Sep 29, 2015	57.65	57.82	56.82	57.10
5880	NYSE	ATO	Mon, Sep 28, 2015	57.51	57.90	57.03	57.60
5879	NYSE	ATO	Fri, Sep 25, 2015	57.11	58.33	56.97	57.66
5878	NYSE	ATO	Thu, Sep 24, 2015	56.60	57.02	55.69	56.88
5877	NYSE	ATO	Wed, Sep 23, 2015	56.60	56.75	56.27	56.61
5876	NYSE	ATO	Tue, Sep 22, 2015	56.18	56.78	55.80	56.58
5875	NYSE	ATO	Mon, Sep 21, 2015	55.90	56.28	55.53	56.15
5874	NYSE	ATO	Fri, Sep 18, 2015	55.26	56.09	55.25	55.52
5873	NYSE	ATO	Thu, Sep 17, 2015	55.36	56.39	55.26	55.75
5872	NYSE	ATO	Wed, Sep 16, 2015	54.55	55.46	54.37	55.27
5871	NYSE	ATO	Tue, Sep 15, 2015	54.31	54.72	54.16	54.60
5870	NYSE	ATO	Mon, Sep 14, 2015	54.18	54.68	53.66	54.28
5869	NYSE	ATO	Fri, Sep 11, 2015	53.17	54.10	52.71	54.08
5868	NYSE	ATO	Thu, Sep 10, 2015	53.55	53.99	53.13	53.28
5867	NYSE	ATO	Wed, Sep 9, 2015	53.86	54.41	53.48	53.59
5866	NYSE	ATO	Tue, Sep 8, 2015	52.91	53.87	52.55	53.71
5865	NYSE	ATO	Fri, Sep 4, 2015	52.97	52.97	52.42	52.56
5864	NYSE	ATO	Thu, Sep 3, 2015	53.89	53.89	53.18	53.46
5863	NYSE	ATO	Wed, Sep 2, 2015	54.16	54.20	53.46	53.75
5862	NYSE	ATO	Tue, Sep 1, 2015	54.20	54.59	53.40	53.59
5861	NYSE	ATO	Mon, Aug 31, 2015	55.42	55.42	54.37	54.79
5860	NYSE	ATO	Fri, Aug 28, 2015	55.34	55.61	54.51	55.58
5859	NYSE	ATO	Thu, Aug 27, 2015	55.00	55.95	53.99	55.35
5858	NYSE	ATO	Wed, Aug 26, 2015	55.58	55.86	53.55	54.93
5857	NYSE	ATO	Tue, Aug 25, 2015	55.25	56.44	54.36	54.48
5856	NYSE	ATO	Mon, Aug 24, 2015	53.98	56.82	52.08	55.31
5855	NYSE	ATO	Fri, Aug 21, 2015	55.82	56.43	55.51	55.53
5854	NYSE	ATO	Thu, Aug 20, 2015	56.60	57.05	56.21	56.26
5853	NYSE	ATO	Wed, Aug 19, 2015	56.96	57.62	56.87	57.47
5852	NYSE	ATO	Tue, Aug 18, 2015	57.80	57.80	57.12	57.30
5851	NYSE	ATO	Mon, Aug 17, 2015	57.27	57.96	57.00	57.87
5850	NYSE	ATO	Fri, Aug 14, 2015	57.03	57.49	56.74	57.42
5849	NYSE	ATO	Thu, Aug 13, 2015	56.97	57.59	56.68	57.12
5848	NYSE	ATO	Wed, Aug 12, 2015	55.35	57.39	55.35	57.30
5847	NYSE	ATO	Tue, Aug 11, 2015	55.07	55.73	54.88	55.55
5846	NYSE	ATO	Mon, Aug 10, 2015	55.65	56.00	55.11	55.26
5845	NYSE	ATO	Fri, Aug 7, 2015	54.74	55.67	54.45	55.63
5844	NYSE	ATO	Thu, Aug 6, 2015	54.60	54.94	53.85	54.88
5843	NYSE	ATO	Wed, Aug 5, 2015	54.70	55.34	54.70	54.97
5842	NYSE	ATO	Tue, Aug 4, 2015	55.22	55.47	54.58	54.66
5841	NYSE	ATO	Mon, Aug 3, 2015	55.35	55.80	55.03	55.32
5840	NYSE	ATO	Fri, Jul 31, 2015	55.10	55.72	54.73	55.30
5839	NYSE	ATO	Thu, Jul 30, 2015	54.50	55.09	54.22	54.68
5838	NYSE	ATO	Wed, Jul 29, 2015	54.10	54.72	53.82	54.68
5837	NYSE	ATO	Tue, Jul 28, 2015	54.30	54.46	53.82	54.36
5836	NYSE	ATO	Mon, Jul 27, 2015	53.82	54.52	53.17	54.29
5835	NYSE	ATO	Fri, Jul 24, 2015	53.62	53.97	53.39	53.80
5834	NYSE	ATO	Thu, Jul 23, 2015	54.15	54.15	53.44	53.56
5833	NYSE	ATO	Wed, Jul 22, 2015	53.51	54.35	53.51	54.16
5832	NYSE	ATO	Tue, Jul 21, 2015	53.87	54.38	53.50	53.60
5831	NYSE	ATO	Mon, Jul 20, 2015	54.06	54.32	53.73	53.98
5830	NYSE	ATO	Fri, Jul 17, 2015	55.08	55.08	54.11	54.16
5829	NYSE	ATO	Thu, Jul 16, 2015	53.89	55.45	53.66	55.18
5828	NYSE	ATO	Wed, Jul 15, 2015	53.56	53.80	53.28	53.69
5827	NYSE	ATO	Tue, Jul 14, 2015	53.56	53.95	53.44	53.60
5826	NYSE	ATO	Mon, Jul 13, 2015	53.40	53.92	53.34	53.53
5825	NYSE	ATO	Fri, Jul 10, 2015	52.97	53.63	52.88	53.33
5824	NYSE	ATO	Thu, Jul 9, 2015	54.06	54.29	52.94	52.94
5823	NYSE	ATO	Wed, Jul 8, 2015	53.50	53.96	53.42	53.83
5822	NYSE	ATO	Tue, Jul 7, 2015	52.64	54.07	52.41	53.83
5821	NYSE	ATO	Mon, Jul 6, 2015	52.22	52.51	52.00	52.43
5820	NYSE	ATO	Thu, Jul 2, 2015	51.79	52.25	51.62	52.17
5819	NYSE	ATO	Wed, Jul 1, 2015	51.35	51.55	51.03	51.48
5818	NYSE	ATO	Tue, Jun 30, 2015	51.63	51.95	51.20	51.28
5817	NYSE	ATO	Mon, Jun 29, 2015	51.56	52.22	51.08	51.43
5816	NYSE	ATO	Fri, Jun 26, 2015	51.67	51.91	51.35	51.75
5815	NYSE	ATO	Thu, Jun 25, 2015	52.14	52.17	51.65	51.67
5814	NYSE	ATO	Wed, Jun 24, 2015	52.49	52.79	51.95	51.95
5813	NYSE	ATO	Tue, Jun 23, 2015	52.66	52.78	52.02	52.52
5812	NYSE	ATO	Mon, Jun 22, 2015	52.86	52.99	52.34	52.75
5811	NYSE	ATO	Fri, Jun 19, 2015	53.24	53.24	52.59	52.70
5810	NYSE	ATO	Thu, Jun 18, 2015	52.19	53.11	52.19	52.89
5809	NYSE	ATO	Wed, Jun 17, 2015	52.15	52.64	51.64	52.12
5808	NYSE	ATO	Tue, Jun 16, 2015	51.23	51.96	51.06	51.94
5807	NYSE	ATO	Mon, Jun 15, 2015	51.54	51.59	50.83	51.44
5806	NYSE	ATO	Fri, Jun 12, 2015	51.81	52.10	51.39	51.48
5805	NYSE	ATO	Thu, Jun 11, 2015	51.91	52.36	51.64	51.95
5804	NYSE	ATO	Wed, Jun 10, 2015	51.63	51.88	51.50	51.55
5803	NYSE	ATO	Tue, Jun 9, 2015	51.41	51.88	51.32	51.37
5802	NYSE	ATO	Mon, Jun 8, 2015	51.52	51.68	51.28	51.40
5801	NYSE	ATO	Fri, Jun 5, 2015	51.91	52.23	51.20	51.44
5800	NYSE	ATO	Thu, Jun 4, 2015	52.55	52.93	52.25	52.35
5799	NYSE	ATO	Wed, Jun 3, 2015	53.20	53.50	52.55	52.67
5798	NYSE	ATO	Tue, Jun 2, 2015	53.91	54.01	52.93	53.20
5797	NYSE	ATO	Mon, Jun 1, 2015	54.07	54.48	53.81	54.09
5796	NYSE	ATO	Fri, May 29, 2015	53.91	54.19	53.49	54.02
5795	NYSE	ATO	Thu, May 28, 2015	53.36	54.03	53.14	53.99
5794	NYSE	ATO	Wed, May 27, 2015	53.19	53.47	53.10	53.41
5793	NYSE	ATO	Tue, May 26, 2015	53.25	53.33	52.90	53.20
5792	NYSE	ATO	Fri, May 22, 2015	53.52	53.63	53.10	53.50
5791	NYSE	ATO	Thu, May 21, 2015	53.98	54.12	53.39	53.59
5790	NYSE	ATO	Wed, May 20, 2015	54.29	54.56	54.17	54.28
5789	NYSE	ATO	Tue, May 19, 2015	54.19	54.46	54.06	54.29
5788	NYSE	ATO	Mon, May 18, 2015	53.72	54.39	53.67	54.37
5787	NYSE	ATO	Fri, May 15, 2015	53.48	53.90	53.42	53.84
5786	NYSE	ATO	Thu, May 14, 2015	52.84	53.54	52.61	53.40
5785	NYSE	ATO	Wed, May 13, 2015	53.15	53.39	52.38	52.50
5784	NYSE	ATO	Tue, May 12, 2015	53.43	53.70	52.79	52.94
5783	NYSE	ATO	Mon, May 11, 2015	53.60	54.33	53.39	53.61
5782	NYSE	ATO	Fri, May 8, 2015	53.93	54.18	53.42	53.91
5781	NYSE	ATO	Thu, May 7, 2015	53.37	53.49	52.63	53.47
5780	NYSE	ATO	Wed, May 6, 2015	52.71	53.09	52.18	52.63
5779	NYSE	ATO	Tue, May 5, 2015	54.02	54.28	52.44	52.50
5778	NYSE	ATO	Mon, May 4, 2015	54.32	55.10	54.24	54.27
5777	NYSE	ATO	Fri, May 1, 2015	54.21	54.51	53.86	54.31
5776	NYSE	ATO	Thu, Apr 30, 2015	55.18	55.58	53.67	54.00
5775	NYSE	ATO	Wed, Apr 29, 2015	55.42	55.66	55.11	55.54
5774	NYSE	ATO	Tue, Apr 28, 2015	55.34	55.92	54.74	55.77
5773	NYSE	ATO	Mon, Apr 27, 2015	55.85	55.85	54.82	55.36
5772	NYSE	ATO	Fri, Apr 24, 2015	55.31	56.02	54.99	55.68
5771	NYSE	ATO	Thu, Apr 23, 2015	54.63	55.38	54.59	55.29
5770	NYSE	ATO	Wed, Apr 22, 2015	54.76	55.02	54.13	54.54
5769	NYSE	ATO	Tue, Apr 21, 2015	54.83	55.43	54.56	54.64
5768	NYSE	ATO	Mon, Apr 20, 2015	54.35	55.13	54.20	54.84
5767	NYSE	ATO	Fri, Apr 17, 2015	54.02	54.48	53.82	54.03
5766	NYSE	ATO	Thu, Apr 16, 2015	54.71	54.73	53.75	54.27
5765	NYSE	ATO	Wed, Apr 15, 2015	55.14	55.41	54.72	54.77
5764	NYSE	ATO	Tue, Apr 14, 2015	54.78	55.19	54.59	54.88
5763	NYSE	ATO	Mon, Apr 13, 2015	55.23	55.37	54.54	54.55
5762	NYSE	ATO	Fri, Apr 10, 2015	55.28	55.67	54.94	55.37
5761	NYSE	ATO	Thu, Apr 9, 2015	55.27	55.67	54.71	55.03
5760	NYSE	ATO	Wed, Apr 8, 2015	55.66	55.72	55.06	55.39
5759	NYSE	ATO	Tue, Apr 7, 2015	56.40	56.44	55.49	55.54
5758	NYSE	ATO	Mon, Apr 6, 2015	55.93	56.67	55.80	56.41
5757	NYSE	ATO	Thu, Apr 2, 2015	55.92	56.35	55.58	55.95
5756	NYSE	ATO	Wed, Apr 1, 2015	55.18	55.82	54.60	55.82
5755	NYSE	ATO	Tue, Mar 31, 2015	55.23	55.70	55.04	55.30
5754	NYSE	ATO	Mon, Mar 30, 2015	54.76	55.49	54.48	55.38
5753	NYSE	ATO	Fri, Mar 27, 2015	53.95	54.61	53.81	54.61
5752	NYSE	ATO	Thu, Mar 26, 2015	54.51	54.84	53.86	53.89
5751	NYSE	ATO	Wed, Mar 25, 2015	55.36	55.78	54.60	54.64
5750	NYSE	ATO	Tue, Mar 24, 2015	55.27	55.62	54.94	55.19
5749	NYSE	ATO	Mon, Mar 23, 2015	55.73	55.82	55.28	55.43
5748	NYSE	ATO	Fri, Mar 20, 2015	55.41	55.86	55.10	55.85
5747	NYSE	ATO	Thu, Mar 19, 2015	55.31	56.05	55.03	55.19
5746	NYSE	ATO	Wed, Mar 18, 2015	54.25	55.97	54.05	55.66
5745	NYSE	ATO	Tue, Mar 17, 2015	53.78	54.34	53.71	54.25
5744	NYSE	ATO	Mon, Mar 16, 2015	53.26	54.06	53.26	53.88
5743	NYSE	ATO	Fri, Mar 13, 2015	53.32	53.33	52.32	53.09
5742	NYSE	ATO	Thu, Mar 12, 2015	52.35	53.61	52.35	53.40
5741	NYSE	ATO	Wed, Mar 11, 2015	52.18	52.30	51.73	52.05
5740	NYSE	ATO	Tue, Mar 10, 2015	52.00	52.74	51.96	52.02
5739	NYSE	ATO	Mon, Mar 9, 2015	52.25	52.58	52.07	52.18
5738	NYSE	ATO	Fri, Mar 6, 2015	52.78	52.89	51.97	52.21
5737	NYSE	ATO	Thu, Mar 5, 2015	53.18	53.65	52.97	53.43
5736	NYSE	ATO	Wed, Mar 4, 2015	53.29	53.29	52.62	53.12
5735	NYSE	ATO	Tue, Mar 3, 2015	52.66	53.39	52.31	53.29
5734	NYSE	ATO	Mon, Mar 2, 2015	52.94	53.13	51.26	52.12
5733	NYSE	ATO	Fri, Feb 27, 2015	52.67	53.21	52.44	53.04
5732	NYSE	ATO	Thu, Feb 26, 2015	53.23	53.30	52.47	52.49
5731	NYSE	ATO	Wed, Feb 25, 2015	53.40	53.55	52.97	53.15
5730	NYSE	ATO	Tue, Feb 24, 2015	53.25	53.61	53.02	53.33
5729	NYSE	ATO	Mon, Feb 23, 2015	52.93	53.24	52.70	53.13
5728	NYSE	ATO	Fri, Feb 20, 2015	52.91	53.08	52.27	52.93
5727	NYSE	ATO	Thu, Feb 19, 2015	53.14	53.33	52.73	52.86
5726	NYSE	ATO	Wed, Feb 18, 2015	52.42	53.59	52.21	53.53
5725	NYSE	ATO	Tue, Feb 17, 2015	52.39	52.83	52.05	52.54
5724	NYSE	ATO	Fri, Feb 13, 2015	53.20	53.32	52.21	52.52
5723	NYSE	ATO	Thu, Feb 12, 2015	53.59	53.81	52.97	53.17
5722	NYSE	ATO	Wed, Feb 11, 2015	54.95	54.95	53.37	53.48
5721	NYSE	ATO	Tue, Feb 10, 2015	54.47	55.13	54.30	54.95
5720	NYSE	ATO	Mon, Feb 9, 2015	54.90	55.44	54.17	54.49
5719	NYSE	ATO	Fri, Feb 6, 2015	57.26	57.50	54.50	55.09
5718	NYSE	ATO	Thu, Feb 5, 2015	57.09	57.59	56.73	57.44
5717	NYSE	ATO	Wed, Feb 4, 2015	57.77	58.18	56.60	56.76
5716	NYSE	ATO	Tue, Feb 3, 2015	57.19	57.97	57.17	57.92
5715	NYSE	ATO	Mon, Feb 2, 2015	57.38	57.75	56.45	57.50
5714	NYSE	ATO	Fri, Jan 30, 2015	58.31	58.65	56.78	56.91
5713	NYSE	ATO	Thu, Jan 29, 2015	57.84	58.76	57.39	58.69
5712	NYSE	ATO	Wed, Jan 28, 2015	58.61	59.04	57.33	57.54
5711	NYSE	ATO	Tue, Jan 27, 2015	58.79	59.35	58.36	58.47
5710	NYSE	ATO	Mon, Jan 26, 2015	58.55	58.83	57.66	58.81
5709	NYSE	ATO	Fri, Jan 23, 2015	58.85	59.11	58.60	58.66
5708	NYSE	ATO	Thu, Jan 22, 2015	59.01	59.05	58.28	58.64
5707	NYSE	ATO	Wed, Jan 21, 2015	58.12	58.67	57.55	58.61
5706	NYSE	ATO	Tue, Jan 20, 2015	58.47	58.95	57.47	58.22
5705	NYSE	ATO	Fri, Jan 16, 2015	57.04	58.48	57.03	58.47
5704	NYSE	ATO	Thu, Jan 15, 2015	57.33	57.47	56.97	57.31
5703	NYSE	ATO	Wed, Jan 14, 2015	55.28	57.17	55.28	57.14
5702	NYSE	ATO	Tue, Jan 13, 2015	55.74	56.52	55.04	55.61
5701	NYSE	ATO	Mon, Jan 12, 2015	55.52	55.54	54.80	55.34
5700	NYSE	ATO	Fri, Jan 9, 2015	55.77	55.85	54.91	55.25
5699	NYSE	ATO	Thu, Jan 8, 2015	55.68	56.01	55.58	55.70
5698	NYSE	ATO	Wed, Jan 7, 2015	54.95	55.50	54.36	55.33
5697	NYSE	ATO	Tue, Jan 6, 2015	54.93	55.59	54.39	54.55
5696	NYSE	ATO	Mon, Jan 5, 2015	55.46	55.51	54.54	54.89
5695	NYSE	ATO	Fri, Jan 2, 2015	55.92	56.17	55.35	55.90
5694	NYSE	ATO	Wed, Dec 31, 2014	57.12	57.29	55.72	55.74
5693	NYSE	ATO	Tue, Dec 30, 2014	57.87	57.88	56.85	56.85
5692	NYSE	ATO	Mon, Dec 29, 2014	56.19	58.18	56.18	58.08
5691	NYSE	ATO	Fri, Dec 26, 2014	55.65	56.40	55.39	56.01
5690	NYSE	ATO	Wed, Dec 24, 2014	54.62	55.68	54.62	55.58
5689	NYSE	ATO	Tue, Dec 23, 2014	54.60	54.93	54.39	54.68
5688	NYSE	ATO	Mon, Dec 22, 2014	54.33	54.62	53.94	54.56
5687	NYSE	ATO	Fri, Dec 19, 2014	54.58	54.84	53.87	54.38
5686	NYSE	ATO	Thu, Dec 18, 2014	54.32	54.75	54.05	54.66
5685	NYSE	ATO	Wed, Dec 17, 2014	52.97	53.84	52.81	53.82
5684	NYSE	ATO	Tue, Dec 16, 2014	52.54	53.28	52.02	52.91
5683	NYSE	ATO	Mon, Dec 15, 2014	53.36	53.36	52.37	52.57
5682	NYSE	ATO	Fri, Dec 12, 2014	54.00	54.35	53.08	53.13
5681	NYSE	ATO	Thu, Dec 11, 2014	54.01	54.93	53.61	54.55
5680	NYSE	ATO	Wed, Dec 10, 2014	54.89	55.07	53.85	53.88
5679	NYSE	ATO	Tue, Dec 9, 2014	53.95	55.10	53.85	55.06
5678	NYSE	ATO	Mon, Dec 8, 2014	54.40	54.84	53.80	54.16
5677	NYSE	ATO	Fri, Dec 5, 2014	54.40	54.74	54.20	54.36
5676	NYSE	ATO	Thu, Dec 4, 2014	54.35	54.85	54.29	54.68
5675	NYSE	ATO	Wed, Dec 3, 2014	54.09	54.50	54.09	54.46
5674	NYSE	ATO	Tue, Dec 2, 2014	53.90	54.35	53.55	54.16
5673	NYSE	ATO	Mon, Dec 1, 2014	53.71	54.05	53.19	53.91
5672	NYSE	ATO	Fri, Nov 28, 2014	53.66	54.45	53.66	53.70
5671	NYSE	ATO	Wed, Nov 26, 2014	53.68	54.01	53.61	53.74
5670	NYSE	ATO	Tue, Nov 25, 2014	53.74	53.85	53.48	53.69
5669	NYSE	ATO	Mon, Nov 24, 2014	53.62	53.92	53.27	53.61
5668	NYSE	ATO	Fri, Nov 21, 2014	53.60	53.75	53.29	53.65
5667	NYSE	ATO	Thu, Nov 20, 2014	52.76	53.10	52.64	53.08
5666	NYSE	ATO	Wed, Nov 19, 2014	53.46	53.48	52.95	53.14
5665	NYSE	ATO	Tue, Nov 18, 2014	53.56	53.83	53.29	53.42
5664	NYSE	ATO	Mon, Nov 17, 2014	53.15	53.66	53.06	53.47
5663	NYSE	ATO	Fri, Nov 14, 2014	54.38	54.52	53.19	53.29
5662	NYSE	ATO	Thu, Nov 13, 2014	53.79	54.20	53.46	54.18
5661	NYSE	ATO	Wed, Nov 12, 2014	54.13	54.13	53.47	53.90
5660	NYSE	ATO	Tue, Nov 11, 2014	54.41	54.56	54.05	54.24
5659	NYSE	ATO	Mon, Nov 10, 2014	54.33	54.58	54.06	54.30
5658	NYSE	ATO	Fri, Nov 7, 2014	54.33	54.50	53.99	54.43
5657	NYSE	ATO	Thu, Nov 6, 2014	54.80	54.92	53.87	54.22
5656	NYSE	ATO	Wed, Nov 5, 2014	53.92	54.29	53.56	54.20
5655	NYSE	ATO	Tue, Nov 4, 2014	53.65	53.88	53.21	53.46
5654	NYSE	ATO	Mon, Nov 3, 2014	53.11	53.65	52.88	53.47
5653	NYSE	ATO	Fri, Oct 31, 2014	53.56	53.56	52.83	53.00
5652	NYSE	ATO	Thu, Oct 30, 2014	52.25	53.33	52.25	53.32
5651	NYSE	ATO	Wed, Oct 29, 2014	52.51	52.82	51.83	52.45
5650	NYSE	ATO	Tue, Oct 28, 2014	51.81	52.41	51.39	52.38
5649	NYSE	ATO	Mon, Oct 27, 2014	51.52	51.78	51.25	51.62
5648	NYSE	ATO	Fri, Oct 24, 2014	52.09	52.10	51.56	51.62
5647	NYSE	ATO	Thu, Oct 23, 2014	51.93	52.47	51.68	51.92
5646	NYSE	ATO	Wed, Oct 22, 2014	51.28	51.98	51.14	51.42
5645	NYSE	ATO	Tue, Oct 21, 2014	51.05	51.55	50.75	51.24
5644	NYSE	ATO	Mon, Oct 20, 2014	50.25	51.05	50.21	50.85
5643	NYSE	ATO	Fri, Oct 17, 2014	50.05	50.52	49.30	50.21
5642	NYSE	ATO	Thu, Oct 16, 2014	47.84	49.16	47.37	49.15
5641	NYSE	ATO	Wed, Oct 15, 2014	48.32	48.71	47.24	48.49
5640	NYSE	ATO	Tue, Oct 14, 2014	48.10	48.80	47.81	48.74
5639	NYSE	ATO	Mon, Oct 13, 2014	47.80	48.42	47.75	47.92
5638	NYSE	ATO	Fri, Oct 10, 2014	47.87	48.58	47.63	47.98
5637	NYSE	ATO	Thu, Oct 9, 2014	48.56	48.97	47.59	47.69
5636	NYSE	ATO	Wed, Oct 8, 2014	47.39	48.56	47.30	48.52
5635	NYSE	ATO	Tue, Oct 7, 2014	47.52	47.87	47.34	47.35
5634	NYSE	ATO	Mon, Oct 6, 2014	47.76	47.97	47.47	47.78
5633	NYSE	ATO	Fri, Oct 3, 2014	47.71	47.96	47.28	47.69
5632	NYSE	ATO	Thu, Oct 2, 2014	47.33	47.81	47.28	47.48
5631	NYSE	ATO	Wed, Oct 1, 2014	47.63	48.11	47.22	47.45
5630	NYSE	ATO	Tue, Sep 30, 2014	47.84	48.16	47.56	47.70
5629	NYSE	ATO	Mon, Sep 29, 2014	46.64	47.88	46.64	47.84
5628	NYSE	ATO	Fri, Sep 26, 2014	47.22	47.22	46.66	47.01
5627	NYSE	ATO	Thu, Sep 25, 2014	47.64	47.89	47.17	47.25
5626	NYSE	ATO	Wed, Sep 24, 2014	48.32	48.36	47.62	47.74
5625	NYSE	ATO	Tue, Sep 23, 2014	48.70	49.02	48.28	48.29
5624	NYSE	ATO	Mon, Sep 22, 2014	49.09	49.25	48.51	48.90
5623	NYSE	ATO	Fri, Sep 19, 2014	49.49	49.70	49.21	49.24
5622	NYSE	ATO	Thu, Sep 18, 2014	49.94	49.99	49.20	49.39
5621	NYSE	ATO	Wed, Sep 17, 2014	50.17	50.33	49.55	49.86
5620	NYSE	ATO	Tue, Sep 16, 2014	49.69	50.39	49.69	50.13
5619	NYSE	ATO	Mon, Sep 15, 2014	49.74	50.02	49.60	49.83
5618	NYSE	ATO	Fri, Sep 12, 2014	50.30	50.35	49.33	49.61
5617	NYSE	ATO	Thu, Sep 11, 2014	49.99	50.47	49.89	50.46
5616	NYSE	ATO	Wed, Sep 10, 2014	50.51	50.65	49.96	50.17
5615	NYSE	ATO	Tue, Sep 9, 2014	51.12	51.41	50.53	50.59
5614	NYSE	ATO	Mon, Sep 8, 2014	51.30	51.47	51.02	51.31
5613	NYSE	ATO	Fri, Sep 5, 2014	50.61	51.34	50.61	51.31
5612	NYSE	ATO	Thu, Sep 4, 2014	50.68	50.90	50.31	50.54
5611	NYSE	ATO	Wed, Sep 3, 2014	50.55	50.83	50.44	50.76
5610	NYSE	ATO	Tue, Sep 2, 2014	50.57	50.98	50.15	50.33
5609	NYSE	ATO	Fri, Aug 29, 2014	50.31	50.62	49.59	50.56
5608	NYSE	ATO	Thu, Aug 28, 2014	49.90	50.33	49.82	50.30
5607	NYSE	ATO	Wed, Aug 27, 2014	49.85	50.06	49.60	49.98
5606	NYSE	ATO	Tue, Aug 26, 2014	50.13	50.38	49.63	49.68
5605	NYSE	ATO	Mon, Aug 25, 2014	50.26	50.38	49.98	50.07
5604	NYSE	ATO	Fri, Aug 22, 2014	50.28	50.45	49.87	50.04
5603	NYSE	ATO	Thu, Aug 21, 2014	50.29	50.54	50.11	50.21
5602	NYSE	ATO	Wed, Aug 20, 2014	50.55	50.69	50.23	50.65
5601	NYSE	ATO	Tue, Aug 19, 2014	49.94	50.61	49.77	50.56
5600	NYSE	ATO	Mon, Aug 18, 2014	50.06	50.08	49.57	49.76
5599	NYSE	ATO	Fri, Aug 15, 2014	49.72	50.06	49.38	49.77
5598	NYSE	ATO	Thu, Aug 14, 2014	49.34	49.60	49.21	49.57
5597	NYSE	ATO	Wed, Aug 13, 2014	48.63	49.16	48.63	49.13
5596	NYSE	ATO	Tue, Aug 12, 2014	48.49	48.79	48.35	48.53
5595	NYSE	ATO	Mon, Aug 11, 2014	48.58	48.84	48.30	48.60
5594	NYSE	ATO	Fri, Aug 8, 2014	47.48	48.48	47.47	48.47
5593	NYSE	ATO	Thu, Aug 7, 2014	47.36	47.96	47.12	47.59
5592	NYSE	ATO	Wed, Aug 6, 2014	47.30	47.61	47.12	47.30
5591	NYSE	ATO	Tue, Aug 5, 2014	47.53	48.03	47.29	47.41
5590	NYSE	ATO	Mon, Aug 4, 2014	48.26	48.26	46.77	47.79
5589	NYSE	ATO	Fri, Aug 1, 2014	48.26	48.65	47.82	48.16
5588	NYSE	ATO	Thu, Jul 31, 2014	48.87	49.26	48.29	48.32
5587	NYSE	ATO	Wed, Jul 30, 2014	50.58	50.76	49.11	49.28
5586	NYSE	ATO	Tue, Jul 29, 2014	50.93	50.97	50.39	50.53
5585	NYSE	ATO	Mon, Jul 28, 2014	49.98	50.85	49.89	50.72
5584	NYSE	ATO	Fri, Jul 25, 2014	50.90	50.91	50.07	50.20
5583	NYSE	ATO	Thu, Jul 24, 2014	50.99	51.38	50.92	50.93
5582	NYSE	ATO	Wed, Jul 23, 2014	51.35	51.35	50.90	50.94
5581	NYSE	ATO	Tue, Jul 22, 2014	51.25	51.35	51.04	51.20
5580	NYSE	ATO	Mon, Jul 21, 2014	51.26	51.33	50.98	51.07
5579	NYSE	ATO	Fri, Jul 18, 2014	50.78	51.47	50.47	51.35
5578	NYSE	ATO	Thu, Jul 17, 2014	51.02	51.30	50.53	50.55
5577	NYSE	ATO	Wed, Jul 16, 2014	51.42	51.42	50.34	51.01
5576	NYSE	ATO	Tue, Jul 15, 2014	51.02	51.41	50.86	51.24
5575	NYSE	ATO	Mon, Jul 14, 2014	51.38	51.41	50.98	51.03
5574	NYSE	ATO	Fri, Jul 11, 2014	51.62	51.86	51.17	51.20
5573	NYSE	ATO	Thu, Jul 10, 2014	51.05	51.80	50.93	51.65
5572	NYSE	ATO	Wed, Jul 9, 2014	51.40	51.68	50.84	51.26
5571	NYSE	ATO	Tue, Jul 8, 2014	51.10	51.65	51.10	51.53
5570	NYSE	ATO	Mon, Jul 7, 2014	51.33	51.69	50.75	51.17
5569	NYSE	ATO	Thu, Jul 3, 2014	51.71	52.02	51.01	51.45
5568	NYSE	ATO	Wed, Jul 2, 2014	52.60	52.64	51.62	51.81
5567	NYSE	ATO	Tue, Jul 1, 2014	53.47	53.47	52.57	52.68
5566	NYSE	ATO	Mon, Jun 30, 2014	52.71	53.41	52.66	53.40
5565	NYSE	ATO	Fri, Jun 27, 2014	52.47	53.05	52.26	52.71
5564	NYSE	ATO	Thu, Jun 26, 2014	53.06	53.16	52.61	52.65
5563	NYSE	ATO	Wed, Jun 25, 2014	52.45	53.05	52.45	53.02
5562	NYSE	ATO	Tue, Jun 24, 2014	52.37	53.00	52.28	52.61
5561	NYSE	ATO	Mon, Jun 23, 2014	52.80	52.91	52.16	52.44
5560	NYSE	ATO	Fri, Jun 20, 2014	52.87	53.00	52.43	52.67
5559	NYSE	ATO	Thu, Jun 19, 2014	52.30	53.00	52.29	52.78
5558	NYSE	ATO	Wed, Jun 18, 2014	51.70	52.39	51.70	52.29
5557	NYSE	ATO	Tue, Jun 17, 2014	51.34	52.06	51.03	51.69
5556	NYSE	ATO	Mon, Jun 16, 2014	51.06	51.89	51.02	51.50
5555	NYSE	ATO	Fri, Jun 13, 2014	50.57	51.21	50.45	51.07
5554	NYSE	ATO	Thu, Jun 12, 2014	50.33	50.73	49.87	50.60
5553	NYSE	ATO	Wed, Jun 11, 2014	50.69	50.91	50.39	50.40
5552	NYSE	ATO	Tue, Jun 10, 2014	51.19	51.21	50.76	50.82
5551	NYSE	ATO	Mon, Jun 9, 2014	51.18	51.40	50.94	51.17
5550	NYSE	ATO	Fri, Jun 6, 2014	51.74	51.84	51.12	51.17
5549	NYSE	ATO	Thu, Jun 5, 2014	51.31	51.53	51.19	51.50
5548	NYSE	ATO	Wed, Jun 4, 2014	51.10	51.48	51.08	51.34
5547	NYSE	ATO	Tue, Jun 3, 2014	50.57	51.23	50.52	51.10
5546	NYSE	ATO	Mon, Jun 2, 2014	50.36	50.61	50.14	50.57
5545	NYSE	ATO	Fri, May 30, 2014	49.78	50.23	49.73	50.10
5544	NYSE	ATO	Thu, May 29, 2014	50.13	50.17	49.43	49.76
5543	NYSE	ATO	Wed, May 28, 2014	50.11	50.29	49.91	50.12
5542	NYSE	ATO	Tue, May 27, 2014	50.51	50.60	50.04	50.08
5541	NYSE	ATO	Fri, May 23, 2014	50.49	50.54	50.22	50.33
5540	NYSE	ATO	Thu, May 22, 2014	50.10	50.71	49.70	50.42
5539	NYSE	ATO	Wed, May 21, 2014	50.62	50.69	50.12	50.26
5538	NYSE	ATO	Tue, May 20, 2014	50.14	50.47	49.89	50.43
5537	NYSE	ATO	Mon, May 19, 2014	50.63	50.70	50.11	50.12
5536	NYSE	ATO	Fri, May 16, 2014	50.33	50.61	50.02	50.58
5535	NYSE	ATO	Thu, May 15, 2014	50.25	50.54	49.73	50.14
5534	NYSE	ATO	Wed, May 14, 2014	50.19	50.86	50.09	50.48
5533	NYSE	ATO	Tue, May 13, 2014	50.07	50.23	49.90	50.11
5532	NYSE	ATO	Mon, May 12, 2014	50.50	50.55	49.96	50.02
5531	NYSE	ATO	Fri, May 9, 2014	50.37	50.96	50.21	50.41
5530	NYSE	ATO	Thu, May 8, 2014	52.47	53.02	50.37	50.48
5529	NYSE	ATO	Wed, May 7, 2014	51.12	51.73	51.12	51.59
5528	NYSE	ATO	Tue, May 6, 2014	50.81	51.25	50.79	51.16
5527	NYSE	ATO	Mon, May 5, 2014	50.48	51.12	50.43	51.05
5526	NYSE	ATO	Fri, May 2, 2014	51.17	51.34	50.27	50.56
5525	NYSE	ATO	Thu, May 1, 2014	51.26	51.41	50.66	51.28
5524	NYSE	ATO	Wed, Apr 30, 2014	51.06	51.13	50.75	51.04
5523	NYSE	ATO	Tue, Apr 29, 2014	51.52	51.82	51.00	51.07
5522	NYSE	ATO	Mon, Apr 28, 2014	51.44	51.73	50.98	51.57
5521	NYSE	ATO	Fri, Apr 25, 2014	50.74	51.37	50.70	51.27
5520	NYSE	ATO	Thu, Apr 24, 2014	50.54	50.81	50.25	50.79
5519	NYSE	ATO	Wed, Apr 23, 2014	50.09	50.80	50.01	50.39
5518	NYSE	ATO	Tue, Apr 22, 2014	49.63	50.04	49.61	50.04
5517	NYSE	ATO	Mon, Apr 21, 2014	49.69	50.20	49.22	49.64
5516	NYSE	ATO	Thu, Apr 17, 2014	50.20	50.52	49.70	49.90
5515	NYSE	ATO	Wed, Apr 16, 2014	50.27	50.43	49.88	50.42
5514	NYSE	ATO	Tue, Apr 15, 2014	48.97	50.18	48.88	50.07
5513	NYSE	ATO	Mon, Apr 14, 2014	48.76	49.15	48.43	48.99
5512	NYSE	ATO	Fri, Apr 11, 2014	48.68	49.03	47.98	48.52
5511	NYSE	ATO	Thu, Apr 10, 2014	48.55	49.12	48.53	48.90
5510	NYSE	ATO	Wed, Apr 9, 2014	47.99	48.63	47.73	48.52
5509	NYSE	ATO	Tue, Apr 8, 2014	47.66	48.02	47.25	47.99
5508	NYSE	ATO	Mon, Apr 7, 2014	47.60	48.00	47.36	47.65
5507	NYSE	ATO	Fri, Apr 4, 2014	47.93	48.36	47.63	47.65
5506	NYSE	ATO	Thu, Apr 3, 2014	47.55	47.99	47.37	47.79
5505	NYSE	ATO	Wed, Apr 2, 2014	46.92	47.67	46.55	47.40
5504	NYSE	ATO	Tue, Apr 1, 2014	47.23	47.23	46.42	46.94
5503	NYSE	ATO	Mon, Mar 31, 2014	46.36	47.20	46.22	47.13
5502	NYSE	ATO	Fri, Mar 28, 2014	45.96	46.12	45.79	46.07
5501	NYSE	ATO	Thu, Mar 27, 2014	45.78	46.09	45.72	45.94
5500	NYSE	ATO	Wed, Mar 26, 2014	46.22	46.22	45.77	45.80
5499	NYSE	ATO	Tue, Mar 25, 2014	46.05	46.31	45.53	45.91
5498	NYSE	ATO	Mon, Mar 24, 2014	46.32	46.78	45.74	46.11
5497	NYSE	ATO	Fri, Mar 21, 2014	46.18	46.81	46.02	46.12
5496	NYSE	ATO	Thu, Mar 20, 2014	46.47	46.47	45.83	45.99
5495	NYSE	ATO	Wed, Mar 19, 2014	47.13	47.21	46.27	46.48
5494	NYSE	ATO	Tue, Mar 18, 2014	46.83	47.07	46.75	46.91
5493	NYSE	ATO	Mon, Mar 17, 2014	46.52	46.78	46.25	46.78
5492	NYSE	ATO	Fri, Mar 14, 2014	45.98	46.39	45.90	46.30
5491	NYSE	ATO	Thu, Mar 13, 2014	45.50	46.02	45.34	45.94
5490	NYSE	ATO	Wed, Mar 12, 2014	44.91	45.32	44.91	45.32
5489	NYSE	ATO	Tue, Mar 11, 2014	45.41	45.47	44.84	45.06
5488	NYSE	ATO	Mon, Mar 10, 2014	45.58	45.62	45.26	45.49
5487	NYSE	ATO	Fri, Mar 7, 2014	45.81	45.88	45.13	45.47
5486	NYSE	ATO	Thu, Mar 6, 2014	46.10	46.18	45.70	45.78
5485	NYSE	ATO	Wed, Mar 5, 2014	46.60	46.60	45.93	45.99
5484	NYSE	ATO	Tue, Mar 4, 2014	46.36	46.61	46.26	46.47
5483	NYSE	ATO	Mon, Mar 3, 2014	45.87	46.23	45.74	45.91
5482	NYSE	ATO	Fri, Feb 28, 2014	45.77	46.42	45.55	46.10
5481	NYSE	ATO	Thu, Feb 27, 2014	45.38	45.82	45.24	45.61
5480	NYSE	ATO	Wed, Feb 26, 2014	45.95	46.06	45.36	45.46
5479	NYSE	ATO	Tue, Feb 25, 2014	45.80	45.93	45.40	45.83
5478	NYSE	ATO	Mon, Feb 24, 2014	45.72	46.16	45.59	45.66
5477	NYSE	ATO	Fri, Feb 21, 2014	45.25	45.63	45.14	45.56
5476	NYSE	ATO	Thu, Feb 20, 2014	44.56	45.30	44.51	45.30
5475	NYSE	ATO	Wed, Feb 19, 2014	45.53	45.72	44.91	44.94
5474	NYSE	ATO	Tue, Feb 18, 2014	45.52	45.80	45.38	45.66
5473	NYSE	ATO	Fri, Feb 14, 2014	45.87	45.88	45.30	45.53
5472	NYSE	ATO	Thu, Feb 13, 2014	45.09	46.00	45.08	45.86
5471	NYSE	ATO	Wed, Feb 12, 2014	44.50	45.37	44.26	45.08
5470	NYSE	ATO	Tue, Feb 11, 2014	46.61	46.61	45.26	45.47
5469	NYSE	ATO	Mon, Feb 10, 2014	47.19	47.62	46.87	47.41
5468	NYSE	ATO	Fri, Feb 7, 2014	47.24	47.76	46.92	47.19
5467	NYSE	ATO	Thu, Feb 6, 2014	46.43	47.11	46.32	47.08
5466	NYSE	ATO	Wed, Feb 5, 2014	46.05	46.59	45.63	46.28
5465	NYSE	ATO	Tue, Feb 4, 2014	46.80	46.89	46.13	46.80
5464	NYSE	ATO	Mon, Feb 3, 2014	47.99	48.06	46.51	46.71
5463	NYSE	ATO	Fri, Jan 31, 2014	47.18	48.38	47.06	48.01
5462	NYSE	ATO	Thu, Jan 30, 2014	46.84	47.61	46.61	47.54
5461	NYSE	ATO	Wed, Jan 29, 2014	46.43	47.13	46.17	46.60
5460	NYSE	ATO	Tue, Jan 28, 2014	46.66	46.82	46.48	46.77
5459	NYSE	ATO	Mon, Jan 27, 2014	47.01	47.14	46.56	46.57
5458	NYSE	ATO	Fri, Jan 24, 2014	47.41	47.51	46.89	46.89
5457	NYSE	ATO	Thu, Jan 23, 2014	47.09	47.59	46.97	47.54
5456	NYSE	ATO	Wed, Jan 22, 2014	47.23	47.45	47.01	47.26
5455	NYSE	ATO	Tue, Jan 21, 2014	46.51	47.12	46.29	47.08
5454	NYSE	ATO	Fri, Jan 17, 2014	45.89	46.39	45.77	46.23
5453	NYSE	ATO	Thu, Jan 16, 2014	45.59	45.94	45.43	45.84
5452	NYSE	ATO	Wed, Jan 15, 2014	45.72	45.72	45.46	45.70
5451	NYSE	ATO	Tue, Jan 14, 2014	45.34	45.63	45.08	45.62
5450	NYSE	ATO	Mon, Jan 13, 2014	45.79	45.84	45.04	45.24
5449	NYSE	ATO	Fri, Jan 10, 2014	45.78	46.21	45.66	45.81
5448	NYSE	ATO	Thu, Jan 9, 2014	45.57	45.80	45.32	45.65
5447	NYSE	ATO	Wed, Jan 8, 2014	45.27	45.51	44.92	45.42
5446	NYSE	ATO	Tue, Jan 7, 2014	44.40	45.51	44.30	45.18
5445	NYSE	ATO	Mon, Jan 6, 2014	44.71	44.74	44.16	44.19
5444	NYSE	ATO	Fri, Jan 3, 2014	44.62	45.00	44.40	44.74
5443	NYSE	ATO	Thu, Jan 2, 2014	45.34	45.52	44.45	44.67
5442	NYSE	ATO	Tue, Dec 31, 2013	45.31	45.71	45.15	45.42
5441	NYSE	ATO	Mon, Dec 30, 2013	45.09	45.36	44.98	45.20
5440	NYSE	ATO	Fri, Dec 27, 2013	45.06	45.40	45.04	45.17
5439	NYSE	ATO	Thu, Dec 26, 2013	45.44	45.44	44.88	45.01
5438	NYSE	ATO	Tue, Dec 24, 2013	44.91	45.43	44.86	45.21
5437	NYSE	ATO	Mon, Dec 23, 2013	45.50	45.58	44.97	45.02
5436	NYSE	ATO	Fri, Dec 20, 2013	44.38	45.38	43.91	45.21
5435	NYSE	ATO	Thu, Dec 19, 2013	44.73	44.82	44.12	44.29
5434	NYSE	ATO	Wed, Dec 18, 2013	44.39	45.04	44.13	44.92
5433	NYSE	ATO	Tue, Dec 17, 2013	43.87	44.39	43.71	44.34
5432	NYSE	ATO	Mon, Dec 16, 2013	43.94	44.34	43.50	43.82
5431	NYSE	ATO	Fri, Dec 13, 2013	44.02	44.31	43.66	44.05
5430	NYSE	ATO	Thu, Dec 12, 2013	43.79	44.17	43.64	44.02
5429	NYSE	ATO	Wed, Dec 11, 2013	44.17	44.21	43.73	43.83
5428	NYSE	ATO	Tue, Dec 10, 2013	44.92	45.03	44.22	44.22
5427	NYSE	ATO	Mon, Dec 9, 2013	45.27	45.33	44.77	44.90
5426	NYSE	ATO	Fri, Dec 6, 2013	44.21	45.16	43.93	45.13
5425	NYSE	ATO	Thu, Dec 5, 2013	43.98	44.08	43.64	44.01
5424	NYSE	ATO	Wed, Dec 4, 2013	44.22	44.59	43.81	43.94
5423	NYSE	ATO	Tue, Dec 3, 2013	44.09	44.78	43.98	44.38
5422	NYSE	ATO	Mon, Dec 2, 2013	44.44	44.75	43.96	44.21
5421	NYSE	ATO	Fri, Nov 29, 2013	44.59	45.13	44.45	44.45
5420	NYSE	ATO	Wed, Nov 27, 2013	44.72	44.79	44.17	44.46
5419	NYSE	ATO	Tue, Nov 26, 2013	44.80	44.80	44.13	44.67
5418	NYSE	ATO	Mon, Nov 25, 2013	45.08	45.52	44.61	44.80
5417	NYSE	ATO	Fri, Nov 22, 2013	45.06	45.36	44.77	45.04
5416	NYSE	ATO	Thu, Nov 21, 2013	45.02	45.24	44.83	44.95
5415	NYSE	ATO	Wed, Nov 20, 2013	45.78	46.16	45.31	45.34
5414	NYSE	ATO	Tue, Nov 19, 2013	46.36	46.51	45.60	45.77
5413	NYSE	ATO	Mon, Nov 18, 2013	46.78	46.78	46.35	46.44
5412	NYSE	ATO	Fri, Nov 15, 2013	47.05	47.16	46.48	46.80
5411	NYSE	ATO	Thu, Nov 14, 2013	46.88	47.44	46.53	47.06
5410	NYSE	ATO	Wed, Nov 13, 2013	45.72	46.83	45.46	46.73
5409	NYSE	ATO	Tue, Nov 12, 2013	45.85	45.90	45.30	45.77
5408	NYSE	ATO	Mon, Nov 11, 2013	45.50	45.93	45.19	45.88
5407	NYSE	ATO	Fri, Nov 8, 2013	44.70	45.61	44.35	45.48
5406	NYSE	ATO	Thu, Nov 7, 2013	45.00	45.47	44.54	44.80
5405	NYSE	ATO	Wed, Nov 6, 2013	44.23	44.98	44.17	44.68
5404	NYSE	ATO	Tue, Nov 5, 2013	44.43	44.58	44.00	44.02
5403	NYSE	ATO	Mon, Nov 4, 2013	44.69	44.91	44.20	44.46
5402	NYSE	ATO	Fri, Nov 1, 2013	44.26	44.69	44.16	44.57
5401	NYSE	ATO	Thu, Oct 31, 2013	44.37	44.74	43.97	44.27
5400	NYSE	ATO	Wed, Oct 30, 2013	44.64	44.92	44.36	44.49
5399	NYSE	ATO	Tue, Oct 29, 2013	44.59	44.75	44.34	44.46
5398	NYSE	ATO	Mon, Oct 28, 2013	44.34	44.59	44.21	44.59
5397	NYSE	ATO	Fri, Oct 25, 2013	43.76	44.38	43.63	44.33
5396	NYSE	ATO	Thu, Oct 24, 2013	43.76	43.84	43.50	43.71
5395	NYSE	ATO	Wed, Oct 23, 2013	43.51	44.05	43.46	43.76
5394	NYSE	ATO	Tue, Oct 22, 2013	43.19	43.64	43.05	43.54
5393	NYSE	ATO	Mon, Oct 21, 2013	42.98	43.39	42.80	43.05
5392	NYSE	ATO	Fri, Oct 18, 2013	42.68	43.06	42.49	42.94
5391	NYSE	ATO	Thu, Oct 17, 2013	41.64	42.61	41.36	42.52
5390	NYSE	ATO	Wed, Oct 16, 2013	41.50	41.81	41.29	41.76
5389	NYSE	ATO	Tue, Oct 15, 2013	42.17	42.40	41.15	41.21
5388	NYSE	ATO	Mon, Oct 14, 2013	42.17	42.28	41.45	42.22
5387	NYSE	ATO	Fri, Oct 11, 2013	41.94	42.36	41.78	42.32
5386	NYSE	ATO	Thu, Oct 10, 2013	41.52	42.11	41.27	41.91
5385	NYSE	ATO	Wed, Oct 9, 2013	41.28	41.93	40.88	41.17
5384	NYSE	ATO	Tue, Oct 8, 2013	41.07	41.44	40.87	41.24
5383	NYSE	ATO	Mon, Oct 7, 2013	41.29	41.53	40.89	41.08
5382	NYSE	ATO	Fri, Oct 4, 2013	41.47	41.84	41.42	41.62
5381	NYSE	ATO	Thu, Oct 3, 2013	42.03	42.03	41.19	41.46
5380	NYSE	ATO	Wed, Oct 2, 2013	42.20	42.33	41.64	42.12
5379	NYSE	ATO	Tue, Oct 1, 2013	42.44	42.93	42.39	42.64
5378	NYSE	ATO	Mon, Sep 30, 2013	42.08	42.62	42.01	42.59
5377	NYSE	ATO	Fri, Sep 27, 2013	42.36	42.72	42.30	42.30
5376	NYSE	ATO	Thu, Sep 26, 2013	42.31	42.69	42.31	42.58
5375	NYSE	ATO	Wed, Sep 25, 2013	42.51	42.74	42.30	42.32
5374	NYSE	ATO	Tue, Sep 24, 2013	42.51	42.79	42.41	42.52
5373	NYSE	ATO	Mon, Sep 23, 2013	41.59	42.86	41.47	42.61
5372	NYSE	ATO	Fri, Sep 20, 2013	42.00	42.00	41.63	41.73
5371	NYSE	ATO	Thu, Sep 19, 2013	41.77	42.12	41.60	41.89
5370	NYSE	ATO	Wed, Sep 18, 2013	40.92	41.95	40.64	41.77
5369	NYSE	ATO	Tue, Sep 17, 2013	40.58	40.96	40.38	40.92
5368	NYSE	ATO	Mon, Sep 16, 2013	40.93	41.25	40.37	40.46
5367	NYSE	ATO	Fri, Sep 13, 2013	40.63	40.89	40.47	40.61
5366	NYSE	ATO	Thu, Sep 12, 2013	40.13	40.62	40.13	40.49
5365	NYSE	ATO	Wed, Sep 11, 2013	40.14	40.25	39.77	40.00
5364	NYSE	ATO	Tue, Sep 10, 2013	39.83	40.14	39.58	40.13
5363	NYSE	ATO	Mon, Sep 9, 2013	39.55	39.67	39.31	39.66
5362	NYSE	ATO	Fri, Sep 6, 2013	39.59	39.86	39.33	39.49
5361	NYSE	ATO	Thu, Sep 5, 2013	39.59	39.69	39.22	39.40
5360	NYSE	ATO	Wed, Sep 4, 2013	39.62	39.81	39.30	39.64
5359	NYSE	ATO	Tue, Sep 3, 2013	40.78	40.96	39.44	39.64
5358	NYSE	ATO	Fri, Aug 30, 2013	41.12	41.21	40.28	40.35
5357	NYSE	ATO	Thu, Aug 29, 2013	41.23	41.54	40.88	41.13
5356	NYSE	ATO	Wed, Aug 28, 2013	41.47	41.71	41.27	41.36
5355	NYSE	ATO	Tue, Aug 27, 2013	41.40	41.82	41.39	41.52
5354	NYSE	ATO	Mon, Aug 26, 2013	42.00	42.08	41.76	41.87
5353	NYSE	ATO	Fri, Aug 23, 2013	41.22	41.87	40.99	41.83
5352	NYSE	ATO	Thu, Aug 22, 2013	41.22	41.62	40.92	41.08
5351	NYSE	ATO	Wed, Aug 21, 2013	41.58	41.90	41.31	41.46
5350	NYSE	ATO	Tue, Aug 20, 2013	41.34	42.05	41.24	41.66
5349	NYSE	ATO	Mon, Aug 19, 2013	41.65	41.83	41.28	41.34
5348	NYSE	ATO	Fri, Aug 16, 2013	42.31	42.31	41.17	41.62
5347	NYSE	ATO	Thu, Aug 15, 2013	42.76	42.81	42.11	42.31
5346	NYSE	ATO	Wed, Aug 14, 2013	43.30	43.54	42.79	43.06
5345	NYSE	ATO	Tue, Aug 13, 2013	43.85	43.98	43.27	43.46
5344	NYSE	ATO	Mon, Aug 12, 2013	44.00	44.30	43.91	43.99
5343	NYSE	ATO	Fri, Aug 9, 2013	44.09	44.36	44.00	44.23
5342	NYSE	ATO	Thu, Aug 8, 2013	44.42	44.48	43.86	44.11
5341	NYSE	ATO	Wed, Aug 7, 2013	43.72	44.83	43.52	44.24
5340	NYSE	ATO	Tue, Aug 6, 2013	44.34	44.55	43.93	44.10
5339	NYSE	ATO	Mon, Aug 5, 2013	44.61	44.97	44.23	44.44
5338	NYSE	ATO	Fri, Aug 2, 2013	45.11	45.55	44.69	44.77
5337	NYSE	ATO	Thu, Aug 1, 2013	44.65	45.55	44.37	45.19
5336	NYSE	ATO	Wed, Jul 31, 2013	44.47	44.78	44.24	44.24
5335	NYSE	ATO	Tue, Jul 30, 2013	44.67	44.88	44.27	44.44
5334	NYSE	ATO	Mon, Jul 29, 2013	44.17	44.75	44.16	44.56
5333	NYSE	ATO	Fri, Jul 26, 2013	44.13	44.38	43.95	44.28
5332	NYSE	ATO	Thu, Jul 25, 2013	43.78	44.43	43.76	44.36
5331	NYSE	ATO	Wed, Jul 24, 2013	44.15	44.18	43.72	43.82
5330	NYSE	ATO	Tue, Jul 23, 2013	43.97	44.22	43.91	44.14
5329	NYSE	ATO	Mon, Jul 22, 2013	43.99	44.37	43.95	43.95
5328	NYSE	ATO	Fri, Jul 19, 2013	44.00	44.24	43.87	44.01
5327	NYSE	ATO	Thu, Jul 18, 2013	43.32	44.00	43.24	43.96
5326	NYSE	ATO	Wed, Jul 17, 2013	43.46	43.68	43.21	43.32
5325	NYSE	ATO	Tue, Jul 16, 2013	43.40	43.51	43.11	43.43
5324	NYSE	ATO	Mon, Jul 15, 2013	42.32	43.57	42.32	43.43
5323	NYSE	ATO	Fri, Jul 12, 2013	41.88	42.45	41.80	42.40
5322	NYSE	ATO	Thu, Jul 11, 2013	42.00	42.11	41.67	41.96
5321	NYSE	ATO	Wed, Jul 10, 2013	41.33	41.64	41.07	41.63
5320	NYSE	ATO	Tue, Jul 9, 2013	41.25	41.55	41.03	41.43
5319	NYSE	ATO	Mon, Jul 8, 2013	40.69	41.35	40.53	41.04
5318	NYSE	ATO	Fri, Jul 5, 2013	40.69	40.69	39.99	40.57
5317	NYSE	ATO	Wed, Jul 3, 2013	40.24	40.55	39.97	40.49
5316	NYSE	ATO	Tue, Jul 2, 2013	40.65	41.21	40.31	40.60
5315	NYSE	ATO	Mon, Jul 1, 2013	41.28	41.29	40.59	40.77
5314	NYSE	ATO	Fri, Jun 28, 2013	40.53	41.28	40.30	41.06
5313	NYSE	ATO	Thu, Jun 27, 2013	40.29	40.90	40.15	40.65
5312	NYSE	ATO	Wed, Jun 26, 2013	39.59	40.25	39.43	40.16
5311	NYSE	ATO	Tue, Jun 25, 2013	38.85	39.43	38.46	39.33
5310	NYSE	ATO	Mon, Jun 24, 2013	38.33	38.87	38.06	38.59
5309	NYSE	ATO	Fri, Jun 21, 2013	39.11	39.16	38.00	38.69
5308	NYSE	ATO	Thu, Jun 20, 2013	39.74	39.92	38.63	38.88
5307	NYSE	ATO	Wed, Jun 19, 2013	40.99	41.05	40.07	40.07
5306	NYSE	ATO	Tue, Jun 18, 2013	40.85	41.33	40.55	41.10
5305	NYSE	ATO	Mon, Jun 17, 2013	40.77	40.92	40.42	40.74
5304	NYSE	ATO	Fri, Jun 14, 2013	40.81	40.95	40.45	40.58
5303	NYSE	ATO	Thu, Jun 13, 2013	40.75	41.04	40.53	40.87
5302	NYSE	ATO	Wed, Jun 12, 2013	41.08	41.37	40.55	40.74
5301	NYSE	ATO	Tue, Jun 11, 2013	40.95	41.30	40.68	40.97
5300	NYSE	ATO	Mon, Jun 10, 2013	41.48	41.66	40.97	41.33
5299	NYSE	ATO	Fri, Jun 7, 2013	41.56	41.83	41.13	41.42
5298	NYSE	ATO	Thu, Jun 6, 2013	41.13	41.49	40.80	41.46
5297	NYSE	ATO	Wed, Jun 5, 2013	41.62	41.76	40.86	41.14
5296	NYSE	ATO	Tue, Jun 4, 2013	42.34	42.49	41.52	41.69
5295	NYSE	ATO	Mon, Jun 3, 2013	42.01	42.67	41.51	42.35
5294	NYSE	ATO	Fri, May 31, 2013	42.29	43.15	42.16	42.22
5293	NYSE	ATO	Thu, May 30, 2013	42.17	42.86	42.16	42.48
5292	NYSE	ATO	Wed, May 29, 2013	42.78	42.91	42.07	42.17
5291	NYSE	ATO	Tue, May 28, 2013	43.05	43.63	42.81	43.02
5290	NYSE	ATO	Fri, May 24, 2013	42.95	43.03	42.34	42.71
5289	NYSE	ATO	Thu, May 23, 2013	43.64	43.64	42.75	43.12
5288	NYSE	ATO	Wed, May 22, 2013	44.66	45.12	43.71	43.89
5287	NYSE	ATO	Tue, May 21, 2013	44.84	45.05	44.58	44.73
5286	NYSE	ATO	Mon, May 20, 2013	44.54	44.97	44.51	44.87
5285	NYSE	ATO	Fri, May 17, 2013	44.14	44.63	44.14	44.62
5284	NYSE	ATO	Thu, May 16, 2013	44.17	44.68	44.00	44.13
5283	NYSE	ATO	Wed, May 15, 2013	44.29	45.06	44.28	44.52
5282	NYSE	ATO	Tue, May 14, 2013	43.95	44.58	43.84	44.42
5281	NYSE	ATO	Mon, May 13, 2013	43.94	44.31	43.87	44.04
5280	NYSE	ATO	Fri, May 10, 2013	44.03	44.15	43.76	44.07
5279	NYSE	ATO	Thu, May 9, 2013	44.55	44.65	43.98	44.08
5278	NYSE	ATO	Wed, May 8, 2013	44.74	44.88	44.41	44.62
5277	NYSE	ATO	Tue, May 7, 2013	44.38	44.76	44.36	44.76
5276	NYSE	ATO	Mon, May 6, 2013	44.40	44.46	44.09	44.40
5275	NYSE	ATO	Fri, May 3, 2013	44.61	44.85	44.36	44.49
5274	NYSE	ATO	Thu, May 2, 2013	43.70	44.72	42.84	44.29
5273	NYSE	ATO	Wed, May 1, 2013	44.34	44.35	43.57	43.62
5272	NYSE	ATO	Tue, Apr 30, 2013	44.01	44.37	43.73	44.37
5271	NYSE	ATO	Mon, Apr 29, 2013	43.70	44.21	43.68	44.12
5270	NYSE	ATO	Fri, Apr 26, 2013	43.97	44.39	42.90	43.70
5269	NYSE	ATO	Thu, Apr 25, 2013	44.17	44.55	44.02	44.11
5268	NYSE	ATO	Wed, Apr 24, 2013	44.28	44.35	44.08	44.17
5267	NYSE	ATO	Tue, Apr 23, 2013	44.01	44.34	43.89	44.23
5266	NYSE	ATO	Mon, Apr 22, 2013	44.08	44.08	43.61	43.99
5265	NYSE	ATO	Fri, Apr 19, 2013	42.95	44.08	42.22	44.05
5264	NYSE	ATO	Thu, Apr 18, 2013	42.87	43.32	42.79	42.96
5263	NYSE	ATO	Wed, Apr 17, 2013	42.75	43.11	42.57	42.95
5262	NYSE	ATO	Tue, Apr 16, 2013	42.60	43.15	42.08	43.15
5261	NYSE	ATO	Mon, Apr 15, 2013	43.01	43.19	42.21	42.25
5260	NYSE	ATO	Fri, Apr 12, 2013	43.26	43.49	43.04	43.28
5259	NYSE	ATO	Thu, Apr 11, 2013	43.35	43.46	43.04	43.45
5258	NYSE	ATO	Wed, Apr 10, 2013	42.97	43.53	42.95	43.43
5257	NYSE	ATO	Tue, Apr 9, 2013	42.87	43.03	42.67	42.94
5256	NYSE	ATO	Mon, Apr 8, 2013	42.05	42.84	41.96	42.84
5255	NYSE	ATO	Fri, Apr 5, 2013	41.64	42.12	41.54	42.12
5254	NYSE	ATO	Thu, Apr 4, 2013	41.74	42.00	41.65	42.00
5253	NYSE	ATO	Wed, Apr 3, 2013	42.42	42.58	41.55	41.63
5252	NYSE	ATO	Tue, Apr 2, 2013	42.28	42.64	42.13	42.28
5251	NYSE	ATO	Mon, Apr 1, 2013	42.68	42.69	41.84	42.28
5250	NYSE	ATO	Thu, Mar 28, 2013	42.04	42.71	41.92	42.69
5249	NYSE	ATO	Wed, Mar 27, 2013	41.79	42.18	41.70	42.09
5248	NYSE	ATO	Tue, Mar 26, 2013	41.80	42.11	41.74	42.10
5247	NYSE	ATO	Mon, Mar 25, 2013	41.84	42.03	41.59	41.69
5246	NYSE	ATO	Fri, Mar 22, 2013	41.58	41.90	41.50	41.74
5245	NYSE	ATO	Thu, Mar 21, 2013	41.38	41.77	41.38	41.52
5244	NYSE	ATO	Wed, Mar 20, 2013	41.30	41.73	41.30	41.64
5243	NYSE	ATO	Tue, Mar 19, 2013	41.01	41.24	40.95	41.23
5242	NYSE	ATO	Mon, Mar 18, 2013	40.97	41.19	40.82	40.92
5241	NYSE	ATO	Fri, Mar 15, 2013	41.13	41.35	40.90	41.27
5240	NYSE	ATO	Thu, Mar 14, 2013	41.07	41.26	40.86	41.11
5239	NYSE	ATO	Wed, Mar 13, 2013	41.06	41.25	40.93	41.15
5238	NYSE	ATO	Tue, Mar 12, 2013	41.43	41.50	40.93	41.02
5237	NYSE	ATO	Mon, Mar 11, 2013	40.80	41.43	40.68	41.43
5236	NYSE	ATO	Fri, Mar 8, 2013	40.59	40.92	40.43	40.85
5235	NYSE	ATO	Thu, Mar 7, 2013	40.27	40.65	40.18	40.48
5234	NYSE	ATO	Wed, Mar 6, 2013	40.10	40.50	39.83	40.32
5233	NYSE	ATO	Tue, Mar 5, 2013	39.59	40.24	39.52	40.11
5232	NYSE	ATO	Mon, Mar 4, 2013	38.77	39.67	38.75	39.48
5231	NYSE	ATO	Fri, Mar 1, 2013	38.10	38.86	37.80	38.86
5230	NYSE	ATO	Thu, Feb 28, 2013	38.13	38.43	37.97	38.17
5229	NYSE	ATO	Wed, Feb 27, 2013	37.75	38.55	37.51	38.37
5228	NYSE	ATO	Tue, Feb 26, 2013	37.88	37.98	37.67	37.85
5227	NYSE	ATO	Mon, Feb 25, 2013	38.08	38.42	37.73	37.73
5226	NYSE	ATO	Fri, Feb 22, 2013	37.86	38.06	37.73	37.98
5225	NYSE	ATO	Thu, Feb 21, 2013	37.73	37.83	37.53	37.70
5224	NYSE	ATO	Wed, Feb 20, 2013	38.04	38.25	37.79	37.81
5223	NYSE	ATO	Tue, Feb 19, 2013	37.94	38.12	37.90	38.07
5222	NYSE	ATO	Fri, Feb 15, 2013	37.84	37.94	37.73	37.90
5221	NYSE	ATO	Thu, Feb 14, 2013	38.03	38.19	37.82	37.85
5220	NYSE	ATO	Wed, Feb 13, 2013	38.05	38.15	37.93	38.10
5219	NYSE	ATO	Tue, Feb 12, 2013	37.91	38.04	37.81	38.01
5218	NYSE	ATO	Mon, Feb 11, 2013	37.79	38.02	37.71	37.86
5217	NYSE	ATO	Fri, Feb 8, 2013	37.87	38.10	37.77	37.80
5216	NYSE	ATO	Thu, Feb 7, 2013	37.69	37.93	37.22	37.73
5215	NYSE	ATO	Wed, Feb 6, 2013	37.37	37.72	37.34	37.58
5214	NYSE	ATO	Tue, Feb 5, 2013	37.70	37.83	37.36	37.52
5213	NYSE	ATO	Mon, Feb 4, 2013	37.51	37.94	37.51	37.55
5212	NYSE	ATO	Fri, Feb 1, 2013	37.50	37.75	37.43	37.66
5211	NYSE	ATO	Thu, Jan 31, 2013	37.34	37.55	37.21	37.36
5210	NYSE	ATO	Wed, Jan 30, 2013	37.47	37.69	37.11	37.25
5209	NYSE	ATO	Tue, Jan 29, 2013	37.28	37.57	37.10	37.57
5208	NYSE	ATO	Mon, Jan 28, 2013	37.12	37.45	37.09	37.31
5207	NYSE	ATO	Fri, Jan 25, 2013	37.05	37.38	36.83	37.10
5206	NYSE	ATO	Thu, Jan 24, 2013	37.28	37.41	36.92	37.00
5205	NYSE	ATO	Wed, Jan 23, 2013	37.33	37.40	37.04	37.21
5204	NYSE	ATO	Tue, Jan 22, 2013	36.89	37.57	36.89	37.44
5203	NYSE	ATO	Fri, Jan 18, 2013	36.44	37.00	36.42	36.98
5202	NYSE	ATO	Thu, Jan 17, 2013	36.21	36.46	36.12	36.39
5201	NYSE	ATO	Wed, Jan 16, 2013	36.00	36.26	35.76	36.12
5200	NYSE	ATO	Tue, Jan 15, 2013	35.66	36.12	35.52	36.07
5199	NYSE	ATO	Mon, Jan 14, 2013	35.38	36.17	35.38	35.75
5198	NYSE	ATO	Fri, Jan 11, 2013	35.85	35.87	35.41	35.53
5197	NYSE	ATO	Thu, Jan 10, 2013	35.61	35.96	35.48	35.70
5196	NYSE	ATO	Wed, Jan 9, 2013	35.26	35.51	35.07	35.43
5195	NYSE	ATO	Tue, Jan 8, 2013	35.04	35.30	34.87	35.18
5194	NYSE	ATO	Mon, Jan 7, 2013	35.79	35.85	35.05	35.11
5193	NYSE	ATO	Fri, Jan 4, 2013	35.64	36.03	35.47	35.94
5192	NYSE	ATO	Thu, Jan 3, 2013	35.72	35.99	35.46	35.59
5191	NYSE	ATO	Wed, Jan 2, 2013	35.61	35.86	35.53	35.77
5190	NYSE	ATO	Mon, Dec 31, 2012	34.54	35.26	34.29	35.12
5189	NYSE	ATO	Fri, Dec 28, 2012	34.76	35.20	34.61	34.63
5188	NYSE	ATO	Thu, Dec 27, 2012	35.05	35.22	34.35	34.95
5187	NYSE	ATO	Wed, Dec 26, 2012	35.76	35.76	35.10	35.14
5186	NYSE	ATO	Mon, Dec 24, 2012	35.81	35.92	35.52	35.78
5185	NYSE	ATO	Fri, Dec 21, 2012	36.04	36.19	35.70	36.02
5184	NYSE	ATO	Thu, Dec 20, 2012	36.15	36.42	36.05	36.24
5183	NYSE	ATO	Wed, Dec 19, 2012	36.04	36.23	35.83	36.07
5182	NYSE	ATO	Tue, Dec 18, 2012	36.18	36.43	35.72	36.09
5181	NYSE	ATO	Mon, Dec 17, 2012	35.37	36.22	35.37	36.21
5180	NYSE	ATO	Fri, Dec 14, 2012	35.97	36.04	35.27	35.37
5179	NYSE	ATO	Thu, Dec 13, 2012	35.60	35.74	35.21	35.37
5178	NYSE	ATO	Wed, Dec 12, 2012	35.99	36.00	35.53	35.62
5177	NYSE	ATO	Tue, Dec 11, 2012	35.78	36.02	35.66	35.89
5176	NYSE	ATO	Mon, Dec 10, 2012	35.68	35.98	35.56	35.65
5175	NYSE	ATO	Fri, Dec 7, 2012	35.82	35.90	35.53	35.66
5174	NYSE	ATO	Thu, Dec 6, 2012	35.60	35.95	35.60	35.88
5173	NYSE	ATO	Wed, Dec 5, 2012	35.45	36.00	35.26	35.70
5172	NYSE	ATO	Tue, Dec 4, 2012	35.38	35.52	35.12	35.49
5171	NYSE	ATO	Mon, Dec 3, 2012	35.12	35.50	34.83	35.43
5170	NYSE	ATO	Fri, Nov 30, 2012	34.79	35.01	34.68	35.01
5169	NYSE	ATO	Thu, Nov 29, 2012	34.82	34.94	34.44	34.82
5168	NYSE	ATO	Wed, Nov 28, 2012	34.79	34.87	34.45	34.65
5167	NYSE	ATO	Tue, Nov 27, 2012	34.73	34.96	34.62	34.78
5166	NYSE	ATO	Mon, Nov 26, 2012	34.15	34.84	34.15	34.66
5165	NYSE	ATO	Fri, Nov 23, 2012	34.30	34.45	34.02	34.20
5164	NYSE	ATO	Wed, Nov 21, 2012	34.41	34.46	33.99	34.27
5163	NYSE	ATO	Tue, Nov 20, 2012	34.01	34.48	33.96	34.48
5162	NYSE	ATO	Mon, Nov 19, 2012	33.95	34.01	33.50	34.01
5161	NYSE	ATO	Fri, Nov 16, 2012	33.31	33.65	32.94	33.61
5160	NYSE	ATO	Thu, Nov 15, 2012	33.62	33.79	33.03	33.20
5159	NYSE	ATO	Wed, Nov 14, 2012	34.35	34.35	33.57	33.65
5158	NYSE	ATO	Tue, Nov 13, 2012	33.86	34.60	33.80	34.23
5157	NYSE	ATO	Mon, Nov 12, 2012	34.88	35.26	34.09	34.18
5156	NYSE	ATO	Fri, Nov 9, 2012	34.32	35.28	34.06	34.92
5155	NYSE	ATO	Thu, Nov 8, 2012	34.70	35.54	34.48	34.48
5154	NYSE	ATO	Wed, Nov 7, 2012	35.21	35.36	34.37	34.62
5153	NYSE	ATO	Tue, Nov 6, 2012	35.32	35.82	35.27	35.57
5152	NYSE	ATO	Mon, Nov 5, 2012	35.31	35.51	35.00	35.28
5151	NYSE	ATO	Fri, Nov 2, 2012	36.24	36.39	35.26	35.27
5150	NYSE	ATO	Thu, Nov 1, 2012	36.05	36.57	35.77	36.03
5149	NYSE	ATO	Wed, Oct 31, 2012	35.76	35.99	35.56	35.97
5148	NYSE	ATO	Fri, Oct 26, 2012	35.83	35.90	35.64	35.80
5147	NYSE	ATO	Thu, Oct 25, 2012	35.37	35.69	35.11	35.65
5146	NYSE	ATO	Wed, Oct 24, 2012	35.44	35.53	35.09	35.24
5145	NYSE	ATO	Tue, Oct 23, 2012	35.69	35.72	35.11	35.35
5144	NYSE	ATO	Mon, Oct 22, 2012	35.17	35.96	35.17	35.94
5143	NYSE	ATO	Fri, Oct 19, 2012	36.38	36.59	35.94	35.95
5142	NYSE	ATO	Thu, Oct 18, 2012	36.70	36.78	36.46	36.53
5141	NYSE	ATO	Wed, Oct 17, 2012	36.35	36.89	36.24	36.86
5140	NYSE	ATO	Tue, Oct 16, 2012	35.71	36.34	35.30	36.34
5139	NYSE	ATO	Mon, Oct 15, 2012	35.78	35.96	35.47	35.66
5138	NYSE	ATO	Fri, Oct 12, 2012	35.93	36.06	35.65	35.68
5137	NYSE	ATO	Thu, Oct 11, 2012	36.07	36.17	35.84	35.95
5136	NYSE	ATO	Wed, Oct 10, 2012	35.98	36.26	35.81	35.93
5135	NYSE	ATO	Tue, Oct 9, 2012	36.13	36.27	35.72	35.89
5134	NYSE	ATO	Mon, Oct 8, 2012	35.98	36.22	35.95	36.20
5133	NYSE	ATO	Fri, Oct 5, 2012	36.00	36.25	35.82	36.08
5132	NYSE	ATO	Thu, Oct 4, 2012	35.57	35.92	35.46	35.92
5131	NYSE	ATO	Wed, Oct 3, 2012	35.43	35.58	35.26	35.43
5130	NYSE	ATO	Tue, Oct 2, 2012	35.32	35.56	35.21	35.33
5129	NYSE	ATO	Mon, Oct 1, 2012	35.79	35.91	35.04	35.31
5128	NYSE	ATO	Fri, Sep 28, 2012	35.42	35.85	35.25	35.79
5127	NYSE	ATO	Thu, Sep 27, 2012	35.79	35.87	35.18	35.56
5126	NYSE	ATO	Wed, Sep 26, 2012	36.08	36.30	35.72	35.81
5125	NYSE	ATO	Tue, Sep 25, 2012	36.50	36.52	36.03	36.08
5124	NYSE	ATO	Mon, Sep 24, 2012	35.57	36.50	35.57	36.30
5123	NYSE	ATO	Fri, Sep 21, 2012	35.67	35.90	35.63	35.70
5122	NYSE	ATO	Thu, Sep 20, 2012	35.55	35.68	35.49	35.66
5121	NYSE	ATO	Wed, Sep 19, 2012	35.36	35.60	35.30	35.54
5120	NYSE	ATO	Tue, Sep 18, 2012	35.22	35.51	35.21	35.37
5119	NYSE	ATO	Mon, Sep 17, 2012	35.26	35.47	35.03	35.25
5118	NYSE	ATO	Fri, Sep 14, 2012	35.88	36.08	35.33	35.36
5117	NYSE	ATO	Thu, Sep 13, 2012	35.30	35.89	35.23	35.88
5116	NYSE	ATO	Wed, Sep 12, 2012	35.32	35.54	35.00	35.26
5115	NYSE	ATO	Tue, Sep 11, 2012	35.78	35.84	35.43	35.45
5114	NYSE	ATO	Mon, Sep 10, 2012	35.46	36.03	35.29	35.81
5113	NYSE	ATO	Fri, Sep 7, 2012	35.69	35.75	35.29	35.31
5112	NYSE	ATO	Thu, Sep 6, 2012	35.45	35.77	35.45	35.70
5111	NYSE	ATO	Wed, Sep 5, 2012	35.59	35.69	35.22	35.25
5110	NYSE	ATO	Tue, Sep 4, 2012	34.98	35.68	34.91	35.58
5109	NYSE	ATO	Fri, Aug 31, 2012	35.20	35.31	34.85	34.94
5108	NYSE	ATO	Thu, Aug 30, 2012	35.21	35.21	34.92	35.02
5107	NYSE	ATO	Wed, Aug 29, 2012	35.30	35.41	35.05	35.20
5106	NYSE	ATO	Tue, Aug 28, 2012	35.35	35.60	35.03	35.21
5105	NYSE	ATO	Mon, Aug 27, 2012	35.23	35.51	35.11	35.43
5104	NYSE	ATO	Fri, Aug 24, 2012	35.16	35.33	35.01	35.23
5103	NYSE	ATO	Thu, Aug 23, 2012	35.45	35.45	35.00	35.15
5102	NYSE	ATO	Wed, Aug 22, 2012	35.94	35.94	35.57	35.63
5101	NYSE	ATO	Tue, Aug 21, 2012	36.04	36.25	35.78	35.93
5100	NYSE	ATO	Mon, Aug 20, 2012	36.51	36.64	35.93	36.01
5099	NYSE	ATO	Fri, Aug 17, 2012	36.82	36.97	36.64	36.71
5098	NYSE	ATO	Thu, Aug 16, 2012	36.77	37.02	36.64	36.84
5097	NYSE	ATO	Wed, Aug 15, 2012	36.82	36.95	36.66	36.83
5096	NYSE	ATO	Tue, Aug 14, 2012	36.62	36.98	36.61	36.81
5095	NYSE	ATO	Mon, Aug 13, 2012	36.87	37.00	36.59	36.63
5094	NYSE	ATO	Fri, Aug 10, 2012	36.66	37.10	36.53	36.94
5093	NYSE	ATO	Thu, Aug 9, 2012	36.28	37.00	35.93	36.61
5092	NYSE	ATO	Wed, Aug 8, 2012	36.21	36.48	35.82	36.39
5091	NYSE	ATO	Tue, Aug 7, 2012	36.34	36.55	36.19	36.20
5090	NYSE	ATO	Mon, Aug 6, 2012	36.35	36.45	36.12	36.23
5089	NYSE	ATO	Fri, Aug 3, 2012	35.98	36.43	35.97	36.23
5088	NYSE	ATO	Thu, Aug 2, 2012	35.99	36.03	35.37	35.79
5087	NYSE	ATO	Wed, Aug 1, 2012	35.84	36.52	35.79	36.14
5086	NYSE	ATO	Tue, Jul 31, 2012	35.90	36.06	35.81	35.85
5085	NYSE	ATO	Mon, Jul 30, 2012	35.94	36.34	35.72	35.90
5084	NYSE	ATO	Fri, Jul 27, 2012	35.93	36.11	35.57	36.02
5083	NYSE	ATO	Thu, Jul 26, 2012	35.79	36.19	35.55	35.67
5082	NYSE	ATO	Wed, Jul 25, 2012	35.79	35.93	35.20	35.53
5081	NYSE	ATO	Tue, Jul 24, 2012	36.31	36.31	35.58	35.77
5080	NYSE	ATO	Mon, Jul 23, 2012	36.30	36.49	36.05	36.30
5079	NYSE	ATO	Fri, Jul 20, 2012	36.42	36.73	36.23	36.59
5078	NYSE	ATO	Thu, Jul 19, 2012	36.90	36.90	36.20	36.59
5077	NYSE	ATO	Wed, Jul 18, 2012	36.78	36.97	36.55	36.91
5076	NYSE	ATO	Tue, Jul 17, 2012	36.96	37.33	36.38	36.84
5075	NYSE	ATO	Mon, Jul 16, 2012	37.00	37.30	36.76	36.83
5074	NYSE	ATO	Fri, Jul 13, 2012	36.61	37.00	36.58	36.88
5073	NYSE	ATO	Thu, Jul 12, 2012	35.92	36.66	35.79	36.49
5072	NYSE	ATO	Wed, Jul 11, 2012	36.05	36.32	35.91	36.11
5071	NYSE	ATO	Tue, Jul 10, 2012	35.86	36.25	35.86	36.11
5070	NYSE	ATO	Mon, Jul 9, 2012	35.74	35.84	35.45	35.75
5069	NYSE	ATO	Fri, Jul 6, 2012	35.45	35.78	35.35	35.70
5068	NYSE	ATO	Thu, Jul 5, 2012	36.00	36.18	35.59	35.67
5067	NYSE	ATO	Tue, Jul 3, 2012	35.78	36.12	35.70	35.87
5066	NYSE	ATO	Mon, Jul 2, 2012	35.04	35.98	35.04	35.88
5065	NYSE	ATO	Fri, Jun 29, 2012	34.86	35.77	34.69	35.07
5064	NYSE	ATO	Thu, Jun 28, 2012	34.14	34.86	34.07	34.78
5063	NYSE	ATO	Wed, Jun 27, 2012	33.84	34.35	33.73	34.26
5062	NYSE	ATO	Tue, Jun 26, 2012	33.83	33.86	33.57	33.66
5061	NYSE	ATO	Mon, Jun 25, 2012	33.71	33.81	33.49	33.70
5060	NYSE	ATO	Fri, Jun 22, 2012	33.90	34.11	33.82	33.96
5059	NYSE	ATO	Thu, Jun 21, 2012	34.09	34.30	33.74	33.76
5058	NYSE	ATO	Wed, Jun 20, 2012	34.50	34.50	33.96	34.06
5057	NYSE	ATO	Tue, Jun 19, 2012	34.49	34.76	34.38	34.45
5056	NYSE	ATO	Mon, Jun 18, 2012	34.24	34.64	34.13	34.54
5055	NYSE	ATO	Fri, Jun 15, 2012	34.37	34.64	34.26	34.35
5054	NYSE	ATO	Thu, Jun 14, 2012	34.12	34.37	34.01	34.26
5053	NYSE	ATO	Wed, Jun 13, 2012	33.84	34.11	33.70	34.05
5052	NYSE	ATO	Tue, Jun 12, 2012	33.93	34.00	33.61	33.92
5051	NYSE	ATO	Mon, Jun 11, 2012	34.06	34.23	33.77	33.83
5050	NYSE	ATO	Fri, Jun 8, 2012	33.79	33.99	33.48	33.95
5049	NYSE	ATO	Thu, Jun 7, 2012	34.00	34.05	33.70	33.77
5048	NYSE	ATO	Wed, Jun 6, 2012	33.41	33.85	33.28	33.85
5047	NYSE	ATO	Tue, Jun 5, 2012	33.02	33.38	33.01	33.22
5046	NYSE	ATO	Mon, Jun 4, 2012	33.04	33.23	32.92	33.04
5045	NYSE	ATO	Fri, Jun 1, 2012	32.68	33.23	32.52	33.04
5044	NYSE	ATO	Thu, May 31, 2012	32.58	33.30	32.54	33.14
5043	NYSE	ATO	Wed, May 30, 2012	32.75	32.91	32.44	32.52
5042	NYSE	ATO	Tue, May 29, 2012	32.89	33.00	32.68	32.90
5041	NYSE	ATO	Fri, May 25, 2012	32.93	32.94	32.57	32.67
5040	NYSE	ATO	Thu, May 24, 2012	32.51	32.91	32.30	32.91
5039	NYSE	ATO	Wed, May 23, 2012	32.68	32.71	32.20	32.38
5038	NYSE	ATO	Tue, May 22, 2012	32.85	33.15	32.74	33.02
5037	NYSE	ATO	Mon, May 21, 2012	32.72	32.80	32.32	32.74
5036	NYSE	ATO	Fri, May 18, 2012	33.18	33.30	32.61	32.68
5035	NYSE	ATO	Thu, May 17, 2012	33.52	33.93	33.10	33.12
5034	NYSE	ATO	Wed, May 16, 2012	32.72	32.95	32.64	32.85
5033	NYSE	ATO	Tue, May 15, 2012	32.71	33.07	32.57	32.69
5032	NYSE	ATO	Mon, May 14, 2012	32.69	32.77	32.24	32.65
5031	NYSE	ATO	Fri, May 11, 2012	32.71	33.15	32.62	32.89
5030	NYSE	ATO	Thu, May 10, 2012	32.75	33.02	32.70	32.84
5029	NYSE	ATO	Wed, May 9, 2012	32.47	33.20	32.36	32.59
5028	NYSE	ATO	Tue, May 8, 2012	32.21	32.71	32.17	32.69
5027	NYSE	ATO	Mon, May 7, 2012	32.33	32.49	32.10	32.40
5026	NYSE	ATO	Fri, May 4, 2012	32.59	32.70	32.22	32.43
5025	NYSE	ATO	Thu, May 3, 2012	32.34	32.96	32.34	32.74
5024	NYSE	ATO	Wed, May 2, 2012	32.81	32.89	32.32	32.54
5023	NYSE	ATO	Tue, May 1, 2012	32.65	33.15	32.59	32.84
5022	NYSE	ATO	Mon, Apr 30, 2012	32.36	32.65	32.32	32.58
5021	NYSE	ATO	Fri, Apr 27, 2012	32.27	32.47	32.10	32.41
5020	NYSE	ATO	Thu, Apr 26, 2012	32.20	32.36	32.10	32.29
5019	NYSE	ATO	Wed, Apr 25, 2012	32.15	32.31	32.05	32.22
5018	NYSE	ATO	Tue, Apr 24, 2012	31.68	32.00	31.63	31.99
5017	NYSE	ATO	Mon, Apr 23, 2012	31.84	31.85	31.56	31.72
5016	NYSE	ATO	Fri, Apr 20, 2012	31.65	32.12	31.65	32.00
5015	NYSE	ATO	Thu, Apr 19, 2012	31.42	31.54	31.09	31.52
5014	NYSE	ATO	Wed, Apr 18, 2012	31.67	31.71	31.31	31.41
5013	NYSE	ATO	Tue, Apr 17, 2012	31.50	31.87	31.31	31.68
5012	NYSE	ATO	Mon, Apr 16, 2012	30.95	31.56	30.90	31.45
5011	NYSE	ATO	Fri, Apr 13, 2012	31.01	31.37	30.90	30.95
5010	NYSE	ATO	Thu, Apr 12, 2012	30.85	31.17	30.82	31.12
5009	NYSE	ATO	Wed, Apr 11, 2012	31.24	31.24	30.86	30.91
5008	NYSE	ATO	Tue, Apr 10, 2012	31.17	31.17	30.80	31.01
5007	NYSE	ATO	Mon, Apr 9, 2012	31.20	31.26	30.95	31.17
5006	NYSE	ATO	Thu, Apr 5, 2012	31.69	31.76	31.27	31.44
5005	NYSE	ATO	Wed, Apr 4, 2012	31.57	31.75	31.41	31.72
5004	NYSE	ATO	Tue, Apr 3, 2012	31.45	31.82	31.45	31.80
5003	NYSE	ATO	Mon, Apr 2, 2012	31.44	31.95	31.28	31.51
5002	NYSE	ATO	Fri, Mar 30, 2012	31.29	31.60	31.14	31.46
5001	NYSE	ATO	Thu, Mar 29, 2012	30.73	31.22	30.53	31.19
5000	NYSE	ATO	Wed, Mar 28, 2012	31.07	31.20	30.74	30.88
4999	NYSE	ATO	Tue, Mar 27, 2012	30.90	31.21	30.87	31.11
4998	NYSE	ATO	Mon, Mar 26, 2012	30.99	31.19	30.88	30.99
4997	NYSE	ATO	Fri, Mar 23, 2012	30.57	30.80	30.44	30.80
4996	NYSE	ATO	Thu, Mar 22, 2012	30.49	30.62	30.39	30.61
4995	NYSE	ATO	Wed, Mar 21, 2012	30.69	30.73	30.42	30.60
4994	NYSE	ATO	Tue, Mar 20, 2012	30.74	30.90	30.56	30.63
4993	NYSE	ATO	Mon, Mar 19, 2012	30.71	31.04	30.58	30.78
4992	NYSE	ATO	Fri, Mar 16, 2012	30.82	30.90	30.66	30.71
4991	NYSE	ATO	Thu, Mar 15, 2012	31.14	31.16	30.73	30.82
4990	NYSE	ATO	Wed, Mar 14, 2012	31.49	31.53	31.05	31.11
4989	NYSE	ATO	Tue, Mar 13, 2012	31.36	31.46	31.15	31.46
4988	NYSE	ATO	Mon, Mar 12, 2012	31.17	31.35	31.11	31.20
4987	NYSE	ATO	Fri, Mar 9, 2012	30.99	31.28	30.89	31.09
4986	NYSE	ATO	Thu, Mar 8, 2012	30.81	31.06	30.57	30.92
4985	NYSE	ATO	Wed, Mar 7, 2012	30.82	30.90	30.52	30.74
4984	NYSE	ATO	Tue, Mar 6, 2012	31.00	31.07	30.65	30.75
4983	NYSE	ATO	Mon, Mar 5, 2012	30.89	31.23	30.71	31.23
4982	NYSE	ATO	Fri, Mar 2, 2012	30.94	31.06	30.76	30.95
4981	NYSE	ATO	Thu, Mar 1, 2012	30.80	31.09	30.71	31.04
4980	NYSE	ATO	Wed, Feb 29, 2012	30.76	31.23	30.68	30.73
4979	NYSE	ATO	Tue, Feb 28, 2012	31.32	31.46	30.72	30.89
4978	NYSE	ATO	Mon, Feb 27, 2012	31.57	31.65	31.22	31.38
4977	NYSE	ATO	Fri, Feb 24, 2012	32.01	32.01	31.68	31.68
4976	NYSE	ATO	Thu, Feb 23, 2012	31.82	32.11	31.68	32.05
4975	NYSE	ATO	Wed, Feb 22, 2012	32.13	32.23	31.78	31.99
4974	NYSE	ATO	Tue, Feb 21, 2012	31.89	32.16	31.71	32.09
4973	NYSE	ATO	Fri, Feb 17, 2012	31.69	32.08	31.50	31.80
4972	NYSE	ATO	Thu, Feb 16, 2012	31.41	31.98	31.41	31.64
4971	NYSE	ATO	Wed, Feb 15, 2012	31.53	31.73	31.28	31.45
4970	NYSE	ATO	Tue, Feb 14, 2012	31.77	31.88	31.43	31.54
4969	NYSE	ATO	Mon, Feb 13, 2012	31.86	32.15	31.51	31.75
4968	NYSE	ATO	Fri, Feb 10, 2012	32.00	32.05	31.51	31.56
4967	NYSE	ATO	Thu, Feb 9, 2012	32.54	32.66	32.00	32.15
4966	NYSE	ATO	Wed, Feb 8, 2012	32.77	32.77	32.00	32.38
4965	NYSE	ATO	Tue, Feb 7, 2012	32.50	33.05	32.45	32.87
4964	NYSE	ATO	Mon, Feb 6, 2012	32.69	32.81	32.40	32.60
4963	NYSE	ATO	Fri, Feb 3, 2012	32.90	33.02	32.67	32.80
4962	NYSE	ATO	Thu, Feb 2, 2012	32.61	32.88	32.45	32.62
4961	NYSE	ATO	Wed, Feb 1, 2012	32.51	32.68	32.41	32.62
4960	NYSE	ATO	Tue, Jan 31, 2012	32.33	32.47	32.07	32.41
4959	NYSE	ATO	Mon, Jan 30, 2012	32.19	32.32	32.07	32.12
4958	NYSE	ATO	Fri, Jan 27, 2012	32.97	32.97	32.29	32.34
4957	NYSE	ATO	Thu, Jan 26, 2012	32.67	33.04	32.58	33.01
4956	NYSE	ATO	Wed, Jan 25, 2012	32.24	32.64	31.94	32.60
4955	NYSE	ATO	Tue, Jan 24, 2012	32.41	32.54	32.15	32.22
4954	NYSE	ATO	Mon, Jan 23, 2012	32.63	32.93	32.44	32.57
4953	NYSE	ATO	Fri, Jan 20, 2012	32.16	32.66	32.15	32.56
4952	NYSE	ATO	Thu, Jan 19, 2012	32.57	32.58	32.07	32.15
4951	NYSE	ATO	Wed, Jan 18, 2012	32.36	32.49	32.17	32.49
4950	NYSE	ATO	Tue, Jan 17, 2012	32.44	32.70	32.14	32.34
4949	NYSE	ATO	Fri, Jan 13, 2012	32.23	32.56	32.05	32.29
4948	NYSE	ATO	Thu, Jan 12, 2012	32.51	32.61	32.27	32.44
4947	NYSE	ATO	Wed, Jan 11, 2012	32.24	32.56	32.16	32.49
4946	NYSE	ATO	Tue, Jan 10, 2012	32.56	32.60	32.25	32.27
4945	NYSE	ATO	Mon, Jan 9, 2012	32.77	32.83	32.27	32.38
4944	NYSE	ATO	Fri, Jan 6, 2012	32.88	32.95	32.63	32.65
4943	NYSE	ATO	Thu, Jan 5, 2012	32.96	33.01	32.47	32.85
4942	NYSE	ATO	Wed, Jan 4, 2012	33.05	33.48	32.98	32.98
4941	NYSE	ATO	Tue, Jan 3, 2012	33.83	33.83	33.06	33.15
4940	NYSE	ATO	Fri, Dec 30, 2011	33.73	33.93	33.33	33.35
4939	NYSE	ATO	Thu, Dec 29, 2011	33.59	33.74	33.43	33.66
4938	NYSE	ATO	Wed, Dec 28, 2011	33.56	33.78	33.44	33.45
4937	NYSE	ATO	Tue, Dec 27, 2011	33.20	33.66	33.11	33.54
4936	NYSE	ATO	Fri, Dec 23, 2011	33.30	33.38	33.17	33.25
4935	NYSE	ATO	Thu, Dec 22, 2011	33.10	33.23	32.88	33.15
4934	NYSE	ATO	Wed, Dec 21, 2011	32.72	33.12	32.61	33.03
4933	NYSE	ATO	Tue, Dec 20, 2011	32.60	33.05	32.60	32.73
4932	NYSE	ATO	Mon, Dec 19, 2011	32.85	33.00	32.08	32.14
4931	NYSE	ATO	Fri, Dec 16, 2011	32.56	33.02	32.56	32.75
4930	NYSE	ATO	Thu, Dec 15, 2011	32.30	32.61	32.20	32.41
4929	NYSE	ATO	Wed, Dec 14, 2011	31.96	32.12	31.76	31.99
4928	NYSE	ATO	Tue, Dec 13, 2011	32.60	32.85	31.97	32.10
4927	NYSE	ATO	Mon, Dec 12, 2011	32.75	32.75	31.96	32.32
4926	NYSE	ATO	Fri, Dec 9, 2011	32.47	32.95	32.29	32.87
4925	NYSE	ATO	Thu, Dec 8, 2011	32.78	32.88	32.21	32.35
4924	NYSE	ATO	Wed, Dec 7, 2011	33.19	33.21	32.70	32.86
4923	NYSE	ATO	Tue, Dec 6, 2011	33.29	33.40	32.96	33.23
4922	NYSE	ATO	Mon, Dec 5, 2011	32.96	33.35	32.58	33.28
4921	NYSE	ATO	Fri, Dec 2, 2011	32.62	33.38	32.06	32.52
4920	NYSE	ATO	Thu, Dec 1, 2011	34.13	34.63	34.11	34.14
4919	NYSE	ATO	Wed, Nov 30, 2011	34.12	34.39	33.87	34.21
4918	NYSE	ATO	Tue, Nov 29, 2011	32.92	33.35	32.83	33.30
4917	NYSE	ATO	Mon, Nov 28, 2011	33.22	33.26	32.62	32.78
4916	NYSE	ATO	Fri, Nov 25, 2011	32.38	32.83	32.38	32.48
4915	NYSE	ATO	Wed, Nov 23, 2011	32.87	32.97	32.40	32.54
4914	NYSE	ATO	Tue, Nov 22, 2011	33.75	33.90	33.09	33.11
4913	NYSE	ATO	Mon, Nov 21, 2011	34.54	34.73	33.69	34.10
4912	NYSE	ATO	Fri, Nov 18, 2011	35.00	35.09	34.69	34.95
4911	NYSE	ATO	Thu, Nov 17, 2011	35.00	35.05	34.56	34.89
4910	NYSE	ATO	Wed, Nov 16, 2011	34.78	35.42	34.66	35.01
4909	NYSE	ATO	Tue, Nov 15, 2011	34.75	35.18	34.50	35.02
4908	NYSE	ATO	Mon, Nov 14, 2011	35.24	35.28	34.83	34.92
4907	NYSE	ATO	Fri, Nov 11, 2011	34.73	35.40	34.73	35.35
4906	NYSE	ATO	Thu, Nov 10, 2011	34.96	35.52	33.91	34.54
4905	NYSE	ATO	Wed, Nov 9, 2011	34.88	35.39	34.01	34.32
4904	NYSE	ATO	Tue, Nov 8, 2011	35.14	35.55	34.62	35.40
4903	NYSE	ATO	Mon, Nov 7, 2011	35.20	35.32	34.23	35.13
4902	NYSE	ATO	Fri, Nov 4, 2011	34.61	35.19	34.47	35.10
4901	NYSE	ATO	Thu, Nov 3, 2011	34.16	34.93	34.16	34.88
4900	NYSE	ATO	Wed, Nov 2, 2011	33.43	34.30	33.41	33.80
4899	NYSE	ATO	Tue, Nov 1, 2011	33.44	34.05	32.90	33.03
4898	NYSE	ATO	Mon, Oct 31, 2011	34.57	34.92	34.27	34.32
4897	NYSE	ATO	Fri, Oct 28, 2011	34.87	35.12	34.81	34.89
4896	NYSE	ATO	Thu, Oct 27, 2011	34.75	35.26	34.41	34.83
4895	NYSE	ATO	Wed, Oct 26, 2011	33.78	33.86	33.37	33.66
4894	NYSE	ATO	Tue, Oct 25, 2011	33.98	34.09	33.35	33.40
4893	NYSE	ATO	Mon, Oct 24, 2011	33.69	34.02	33.52	34.00
4892	NYSE	ATO	Fri, Oct 21, 2011	33.52	33.73	33.30	33.62
4891	NYSE	ATO	Thu, Oct 20, 2011	33.21	33.43	32.82	33.16
4890	NYSE	ATO	Wed, Oct 19, 2011	33.35	33.83	33.04	33.22
4889	NYSE	ATO	Tue, Oct 18, 2011	32.90	33.52	32.56	33.33
4888	NYSE	ATO	Mon, Oct 17, 2011	33.15	33.20	32.72	32.83
4887	NYSE	ATO	Fri, Oct 14, 2011	33.32	33.41	32.91	33.16
4886	NYSE	ATO	Thu, Oct 13, 2011	32.37	33.15	32.24	33.08
4885	NYSE	ATO	Wed, Oct 12, 2011	32.57	32.98	32.44	32.57
4884	NYSE	ATO	Tue, Oct 11, 2011	32.45	32.55	32.17	32.48
4883	NYSE	ATO	Mon, Oct 10, 2011	32.43	32.79	32.24	32.63
4882	NYSE	ATO	Fri, Oct 7, 2011	32.63	32.78	31.86	31.94
4881	NYSE	ATO	Thu, Oct 6, 2011	32.03	32.51	31.77	32.49
4880	NYSE	ATO	Wed, Oct 5, 2011	31.37	32.12	30.94	32.01
4879	NYSE	ATO	Tue, Oct 4, 2011	30.76	31.26	30.00	31.21
4878	NYSE	ATO	Mon, Oct 3, 2011	32.30	32.61	30.81	30.97
4877	NYSE	ATO	Fri, Sep 30, 2011	32.68	33.32	32.42	32.45
4876	NYSE	ATO	Thu, Sep 29, 2011	31.64	32.95	31.51	32.95
4875	NYSE	ATO	Wed, Sep 28, 2011	32.17	32.17	30.98	31.05
4874	NYSE	ATO	Tue, Sep 27, 2011	32.03	32.29	31.82	32.01
4873	NYSE	ATO	Mon, Sep 26, 2011	31.52	31.70	31.04	31.44
4872	NYSE	ATO	Fri, Sep 23, 2011	31.09	31.33	30.85	31.33
4871	NYSE	ATO	Thu, Sep 22, 2011	31.61	31.91	30.80	31.08
4870	NYSE	ATO	Wed, Sep 21, 2011	33.61	33.63	32.32	32.32
4869	NYSE	ATO	Tue, Sep 20, 2011	33.66	34.31	33.59	33.65
4868	NYSE	ATO	Mon, Sep 19, 2011	33.11	33.69	32.93	33.47
4867	NYSE	ATO	Fri, Sep 16, 2011	33.80	33.96	33.42	33.50
4866	NYSE	ATO	Thu, Sep 15, 2011	33.60	33.86	33.38	33.65
4865	NYSE	ATO	Wed, Sep 14, 2011	33.13	33.72	32.68	33.42
4864	NYSE	ATO	Tue, Sep 13, 2011	33.25	33.28	32.62	32.92
4863	NYSE	ATO	Mon, Sep 12, 2011	32.71	33.10	32.45	33.08
4862	NYSE	ATO	Fri, Sep 9, 2011	33.97	34.25	32.82	33.07
4861	NYSE	ATO	Thu, Sep 8, 2011	33.72	34.83	33.72	34.32
4860	NYSE	ATO	Wed, Sep 7, 2011	33.44	33.93	33.24	33.91
4859	NYSE	ATO	Tue, Sep 6, 2011	32.63	33.04	32.50	32.97
4858	NYSE	ATO	Fri, Sep 2, 2011	33.58	34.06	33.40	33.46
4857	NYSE	ATO	Thu, Sep 1, 2011	33.62	34.31	33.58	34.15
4856	NYSE	ATO	Wed, Aug 31, 2011	33.50	33.63	33.14	33.54
4855	NYSE	ATO	Tue, Aug 30, 2011	32.99	33.50	32.90	33.41
4854	NYSE	ATO	Mon, Aug 29, 2011	32.70	33.10	32.55	33.04
4853	NYSE	ATO	Fri, Aug 26, 2011	32.18	32.36	31.60	32.25
4852	NYSE	ATO	Thu, Aug 25, 2011	33.34	33.45	32.23	32.43
4851	NYSE	ATO	Wed, Aug 24, 2011	32.12	33.28	32.12	33.17
4850	NYSE	ATO	Tue, Aug 23, 2011	31.25	32.20	31.02	32.20
4849	NYSE	ATO	Mon, Aug 22, 2011	32.24	32.36	31.37	31.50
4848	NYSE	ATO	Fri, Aug 19, 2011	31.60	32.20	31.60	31.75
4847	NYSE	ATO	Thu, Aug 18, 2011	31.78	32.22	31.70	31.94
4846	NYSE	ATO	Wed, Aug 17, 2011	32.50	32.83	32.36	32.48
4845	NYSE	ATO	Tue, Aug 16, 2011	31.94	32.45	31.91	32.28
4844	NYSE	ATO	Mon, Aug 15, 2011	31.41	32.22	31.41	32.20
4843	NYSE	ATO	Fri, Aug 12, 2011	31.33	31.60	31.01	31.19
4842	NYSE	ATO	Thu, Aug 11, 2011	30.03	31.48	29.83	31.21
4841	NYSE	ATO	Wed, Aug 10, 2011	30.45	30.99	29.97	29.97
4840	NYSE	ATO	Tue, Aug 9, 2011	29.16	30.98	28.51	30.97
4839	NYSE	ATO	Mon, Aug 8, 2011	30.27	30.42	28.84	28.87
4838	NYSE	ATO	Fri, Aug 5, 2011	32.27	32.27	30.92	31.33
4837	NYSE	ATO	Thu, Aug 4, 2011	33.13	33.38	31.97	31.99
4836	NYSE	ATO	Wed, Aug 3, 2011	33.65	33.75	33.25	33.70
4835	NYSE	ATO	Tue, Aug 2, 2011	33.77	34.16	33.64	33.66
4834	NYSE	ATO	Mon, Aug 1, 2011	33.71	33.97	33.54	33.91
4833	NYSE	ATO	Fri, Jul 29, 2011	33.32	33.70	33.07	33.43
4832	NYSE	ATO	Thu, Jul 28, 2011	33.84	33.91	33.46	33.58
4831	NYSE	ATO	Wed, Jul 27, 2011	33.86	34.05	33.66	33.79
4830	NYSE	ATO	Tue, Jul 26, 2011	34.32	34.32	33.90	33.95
4829	NYSE	ATO	Mon, Jul 25, 2011	34.23	34.42	33.92	34.22
4828	NYSE	ATO	Fri, Jul 22, 2011	34.25	34.37	34.01	34.17
4827	NYSE	ATO	Thu, Jul 21, 2011	33.94	34.35	33.90	34.27
4826	NYSE	ATO	Wed, Jul 20, 2011	33.41	33.93	33.39	33.88
4825	NYSE	ATO	Tue, Jul 19, 2011	33.45	33.52	33.20	33.42
4824	NYSE	ATO	Mon, Jul 18, 2011	33.87	33.90	33.16	33.26
4823	NYSE	ATO	Fri, Jul 15, 2011	33.64	33.93	33.51	33.87
4822	NYSE	ATO	Thu, Jul 14, 2011	33.88	34.08	33.50	33.59
4821	NYSE	ATO	Wed, Jul 13, 2011	33.78	34.09	33.69	33.75
4820	NYSE	ATO	Tue, Jul 12, 2011	33.54	33.92	33.47	33.72
4819	NYSE	ATO	Mon, Jul 11, 2011	33.75	33.88	33.56	33.66
4818	NYSE	ATO	Fri, Jul 8, 2011	33.75	33.98	33.69	33.95
4817	NYSE	ATO	Thu, Jul 7, 2011	34.24	34.24	33.85	34.00
4816	NYSE	ATO	Wed, Jul 6, 2011	33.68	34.06	33.58	33.99
4815	NYSE	ATO	Tue, Jul 5, 2011	33.86	33.93	33.60	33.65
4814	NYSE	ATO	Fri, Jul 1, 2011	33.37	33.85	33.28	33.85
4813	NYSE	ATO	Thu, Jun 30, 2011	33.22	33.33	33.10	33.25
4812	NYSE	ATO	Wed, Jun 29, 2011	32.72	33.20	32.65	33.10
4811	NYSE	ATO	Tue, Jun 28, 2011	32.49	32.76	32.38	32.61
4810	NYSE	ATO	Mon, Jun 27, 2011	32.37	32.64	32.32	32.35
4809	NYSE	ATO	Fri, Jun 24, 2011	32.34	32.54	32.21	32.30
4808	NYSE	ATO	Thu, Jun 23, 2011	32.01	32.31	31.73	32.26
4807	NYSE	ATO	Wed, Jun 22, 2011	32.28	32.44	32.13	32.29
4806	NYSE	ATO	Tue, Jun 21, 2011	32.32	32.36	32.19	32.31
4805	NYSE	ATO	Mon, Jun 20, 2011	31.89	32.30	31.86	32.17
4804	NYSE	ATO	Fri, Jun 17, 2011	31.71	32.09	31.58	31.91
4803	NYSE	ATO	Thu, Jun 16, 2011	31.42	31.71	31.35	31.50
4802	NYSE	ATO	Wed, Jun 15, 2011	31.51	31.66	31.23	31.34
4801	NYSE	ATO	Tue, Jun 14, 2011	31.64	31.83	31.45	31.66
4800	NYSE	ATO	Mon, Jun 13, 2011	31.64	31.70	31.39	31.45
4799	NYSE	ATO	Fri, Jun 10, 2011	31.72	31.75	31.55	31.58
4798	NYSE	ATO	Thu, Jun 9, 2011	31.86	31.86	31.48	31.72
4797	NYSE	ATO	Wed, Jun 8, 2011	31.78	32.00	31.76	31.86
4796	NYSE	ATO	Tue, Jun 7, 2011	31.85	32.01	31.62	31.74
4795	NYSE	ATO	Mon, Jun 6, 2011	31.80	31.97	31.58	31.78
4794	NYSE	ATO	Fri, Jun 3, 2011	32.02	32.12	31.70	31.91
4793	NYSE	ATO	Thu, Jun 2, 2011	32.76	32.96	32.24	32.50
4792	NYSE	ATO	Wed, Jun 1, 2011	33.37	33.43	32.85	32.90
4791	NYSE	ATO	Tue, May 31, 2011	33.49	33.49	33.16	33.35
4790	NYSE	ATO	Fri, May 27, 2011	33.14	33.22	32.92	33.09
4789	NYSE	ATO	Thu, May 26, 2011	32.95	33.09	32.65	32.99
4788	NYSE	ATO	Wed, May 25, 2011	32.93	33.05	32.64	32.93
4787	NYSE	ATO	Tue, May 24, 2011	33.24	33.25	32.89	32.90
4786	NYSE	ATO	Mon, May 23, 2011	33.26	33.50	32.98	33.08
4785	NYSE	ATO	Fri, May 20, 2011	33.79	33.97	33.55	33.83
4784	NYSE	ATO	Thu, May 19, 2011	33.69	33.86	33.35	33.84
4783	NYSE	ATO	Wed, May 18, 2011	33.44	33.57	33.25	33.56
4782	NYSE	ATO	Tue, May 17, 2011	33.52	33.71	33.19	33.37
4781	NYSE	ATO	Mon, May 16, 2011	33.89	33.92	33.61	33.65
4780	NYSE	ATO	Fri, May 13, 2011	34.28	34.36	33.60	34.05
4779	NYSE	ATO	Thu, May 12, 2011	34.31	34.48	34.02	34.35
4778	NYSE	ATO	Wed, May 11, 2011	34.89	34.97	34.27	34.41
4777	NYSE	ATO	Tue, May 10, 2011	34.56	35.08	34.56	34.94
4776	NYSE	ATO	Mon, May 9, 2011	34.27	34.66	34.15	34.61
4775	NYSE	ATO	Fri, May 6, 2011	34.12	34.54	34.04	34.20
4774	NYSE	ATO	Thu, May 5, 2011	33.97	34.24	33.48	33.95
4773	NYSE	ATO	Wed, May 4, 2011	34.54	34.57	34.11	34.22
4772	NYSE	ATO	Tue, May 3, 2011	34.61	34.89	34.53	34.62
4771	NYSE	ATO	Mon, May 2, 2011	35.01	35.01	34.56	34.61
4770	NYSE	ATO	Fri, Apr 29, 2011	34.70	34.94	34.54	34.89
4769	NYSE	ATO	Thu, Apr 28, 2011	34.38	34.77	34.36	34.70
4768	NYSE	ATO	Wed, Apr 27, 2011	33.98	34.42	33.93	34.42
4767	NYSE	ATO	Tue, Apr 26, 2011	33.46	34.16	33.46	34.00
4766	NYSE	ATO	Mon, Apr 25, 2011	33.42	33.52	33.21	33.45
4765	NYSE	ATO	Thu, Apr 21, 2011	33.59	33.59	33.30	33.42
4764	NYSE	ATO	Wed, Apr 20, 2011	33.28	33.60	33.28	33.48
4763	NYSE	ATO	Tue, Apr 19, 2011	32.95	33.09	32.76	32.97
4762	NYSE	ATO	Mon, Apr 18, 2011	33.25	33.32	32.81	32.95
4761	NYSE	ATO	Fri, Apr 15, 2011	33.26	33.74	33.18	33.54
4760	NYSE	ATO	Thu, Apr 14, 2011	32.79	33.33	32.79	33.19
4759	NYSE	ATO	Wed, Apr 13, 2011	33.01	33.28	32.99	33.01
4758	NYSE	ATO	Tue, Apr 12, 2011	33.40	33.49	32.91	32.94
4757	NYSE	ATO	Mon, Apr 11, 2011	33.86	33.87	33.38	33.51
4756	NYSE	ATO	Fri, Apr 8, 2011	34.03	34.11	33.52	33.80
4755	NYSE	ATO	Thu, Apr 7, 2011	34.32	34.43	33.77	33.86
4754	NYSE	ATO	Wed, Apr 6, 2011	34.62	34.76	34.37	34.37
4753	NYSE	ATO	Tue, Apr 5, 2011	34.33	34.62	34.22	34.46
4752	NYSE	ATO	Mon, Apr 4, 2011	34.62	34.69	34.36	34.45
4751	NYSE	ATO	Fri, Apr 1, 2011	34.28	34.67	34.23	34.58
4750	NYSE	ATO	Thu, Mar 31, 2011	33.89	34.19	33.81	34.10
4749	NYSE	ATO	Wed, Mar 30, 2011	33.52	34.06	33.52	33.85
4748	NYSE	ATO	Tue, Mar 29, 2011	33.55	33.55	33.35	33.50
4747	NYSE	ATO	Mon, Mar 28, 2011	33.71	34.00	33.48	33.53
4746	NYSE	ATO	Fri, Mar 25, 2011	33.74	34.14	33.62	33.67
4745	NYSE	ATO	Thu, Mar 24, 2011	33.71	33.74	33.37	33.57
4744	NYSE	ATO	Wed, Mar 23, 2011	33.71	33.71	33.18	33.54
4743	NYSE	ATO	Tue, Mar 22, 2011	33.98	34.05	33.44	33.67
4742	NYSE	ATO	Mon, Mar 21, 2011	33.51	34.10	33.45	33.90
4741	NYSE	ATO	Fri, Mar 18, 2011	33.19	33.72	33.16	33.23
4740	NYSE	ATO	Thu, Mar 17, 2011	33.29	33.38	32.94	33.01
4739	NYSE	ATO	Wed, Mar 16, 2011	33.04	33.21	32.59	32.95
4738	NYSE	ATO	Tue, Mar 15, 2011	32.72	33.27	32.24	33.07
4737	NYSE	ATO	Mon, Mar 14, 2011	33.73	33.81	33.49	33.74
4736	NYSE	ATO	Fri, Mar 11, 2011	33.85	34.12	33.69	34.01
4735	NYSE	ATO	Thu, Mar 10, 2011	34.54	34.59	33.89	33.92
4734	NYSE	ATO	Wed, Mar 9, 2011	34.99	35.25	34.72	34.79
4733	NYSE	ATO	Tue, Mar 8, 2011	34.77	35.22	34.73	34.98
4732	NYSE	ATO	Mon, Mar 7, 2011	34.96	35.11	34.69	34.83
4731	NYSE	ATO	Fri, Mar 4, 2011	34.68	35.02	34.45	34.75
4730	NYSE	ATO	Thu, Mar 3, 2011	34.44	34.93	34.44	34.85
4729	NYSE	ATO	Wed, Mar 2, 2011	33.89	34.51	33.89	34.29
4728	NYSE	ATO	Tue, Mar 1, 2011	33.96	34.27	33.71	33.86
4727	NYSE	ATO	Mon, Feb 28, 2011	33.88	34.17	33.81	33.82
4726	NYSE	ATO	Fri, Feb 25, 2011	33.38	33.73	33.04	33.73
4725	NYSE	ATO	Thu, Feb 24, 2011	33.27	33.46	33.19	33.26
4724	NYSE	ATO	Wed, Feb 23, 2011	33.62	33.72	33.36	33.37
4723	NYSE	ATO	Tue, Feb 22, 2011	33.71	34.24	33.71	34.07
4722	NYSE	ATO	Fri, Feb 18, 2011	33.93	34.14	33.80	34.13
4721	NYSE	ATO	Thu, Feb 17, 2011	33.71	34.00	33.71	33.93
4720	NYSE	ATO	Wed, Feb 16, 2011	33.71	33.85	33.56	33.77
4719	NYSE	ATO	Tue, Feb 15, 2011	33.47	33.87	33.45	33.60
4718	NYSE	ATO	Mon, Feb 14, 2011	33.50	33.62	33.37	33.50
4717	NYSE	ATO	Fri, Feb 11, 2011	33.62	33.66	33.48	33.50
4716	NYSE	ATO	Thu, Feb 10, 2011	33.31	33.82	33.18	33.72
4715	NYSE	ATO	Wed, Feb 9, 2011	33.30	33.57	33.01	33.38
4714	NYSE	ATO	Tue, Feb 8, 2011	33.30	33.55	33.26	33.49
4713	NYSE	ATO	Mon, Feb 7, 2011	33.20	33.26	33.14	33.25
4712	NYSE	ATO	Fri, Feb 4, 2011	33.10	33.15	32.93	33.07
4711	NYSE	ATO	Thu, Feb 3, 2011	33.07	33.20	33.01	33.12
4710	NYSE	ATO	Wed, Feb 2, 2011	33.20	33.31	33.02	33.10
4709	NYSE	ATO	Tue, Feb 1, 2011	32.94	33.25	32.68	33.18
4708	NYSE	ATO	Mon, Jan 31, 2011	32.83	32.88	32.59	32.60
4707	NYSE	ATO	Fri, Jan 28, 2011	32.99	33.14	32.60	32.62
4706	NYSE	ATO	Thu, Jan 27, 2011	32.90	33.16	32.90	32.97
4705	NYSE	ATO	Wed, Jan 26, 2011	33.07	33.10	32.89	33.02
4704	NYSE	ATO	Tue, Jan 25, 2011	32.93	33.04	32.75	33.03
4703	NYSE	ATO	Mon, Jan 24, 2011	32.95	33.14	32.93	33.00
4702	NYSE	ATO	Fri, Jan 21, 2011	33.18	33.20	32.88	32.99
4701	NYSE	ATO	Thu, Jan 20, 2011	33.27	33.55	32.91	32.95
4700	NYSE	ATO	Wed, Jan 19, 2011	33.50	33.78	33.42	33.46
4699	NYSE	ATO	Tue, Jan 18, 2011	33.21	33.58	33.05	33.58
4698	NYSE	ATO	Fri, Jan 14, 2011	32.60	33.24	32.57	33.14
4697	NYSE	ATO	Thu, Jan 13, 2011	32.21	32.62	32.21	32.59
4696	NYSE	ATO	Wed, Jan 12, 2011	32.12	32.46	32.05	32.19
4695	NYSE	ATO	Tue, Jan 11, 2011	31.70	31.97	31.70	31.94
4694	NYSE	ATO	Mon, Jan 10, 2011	31.65	31.69	31.39	31.60
4693	NYSE	ATO	Fri, Jan 7, 2011	31.76	32.00	31.57	31.74
4692	NYSE	ATO	Thu, Jan 6, 2011	31.64	31.80	31.60	31.71
4691	NYSE	ATO	Wed, Jan 5, 2011	31.42	31.71	31.37	31.62
4690	NYSE	ATO	Tue, Jan 4, 2011	31.55	31.59	31.31	31.51
4689	NYSE	ATO	Mon, Jan 3, 2011	31.44	31.63	31.37	31.52
4688	NYSE	ATO	Fri, Dec 31, 2010	31.37	31.50	31.16	31.20
4687	NYSE	ATO	Thu, Dec 30, 2010	31.47	31.58	31.43	31.44
4686	NYSE	ATO	Wed, Dec 29, 2010	31.36	31.51	31.36	31.47
4685	NYSE	ATO	Tue, Dec 28, 2010	31.43	31.50	31.07	31.36
4684	NYSE	ATO	Mon, Dec 27, 2010	31.20	31.53	31.07	31.34
4683	NYSE	ATO	Thu, Dec 23, 2010	31.30	31.38	31.18	31.27
4682	NYSE	ATO	Wed, Dec 22, 2010	31.34	31.54	31.26	31.35
4681	NYSE	ATO	Tue, Dec 21, 2010	31.23	31.38	31.22	31.22
4680	NYSE	ATO	Mon, Dec 20, 2010	31.33	31.41	31.13	31.17
4679	NYSE	ATO	Fri, Dec 17, 2010	31.40	31.40	31.09	31.34
4678	NYSE	ATO	Thu, Dec 16, 2010	31.05	31.45	31.05	31.31
4677	NYSE	ATO	Wed, Dec 15, 2010	31.43	31.59	31.04	31.05
4676	NYSE	ATO	Tue, Dec 14, 2010	31.28	31.61	31.26	31.49
4675	NYSE	ATO	Mon, Dec 13, 2010	31.28	31.32	31.07	31.19
4674	NYSE	ATO	Fri, Dec 10, 2010	31.01	31.19	30.84	31.10
4673	NYSE	ATO	Thu, Dec 9, 2010	30.76	31.04	30.66	30.81
4672	NYSE	ATO	Wed, Dec 8, 2010	31.12	31.22	30.81	30.91
4671	NYSE	ATO	Tue, Dec 7, 2010	31.83	31.99	31.20	31.21
4670	NYSE	ATO	Mon, Dec 6, 2010	31.64	31.82	31.49	31.59
4669	NYSE	ATO	Fri, Dec 3, 2010	31.17	31.84	30.96	31.72
4668	NYSE	ATO	Thu, Dec 2, 2010	30.56	31.55	30.53	31.38
4667	NYSE	ATO	Wed, Dec 1, 2010	30.34	30.71	30.32	30.58
4666	NYSE	ATO	Tue, Nov 30, 2010	30.04	30.22	29.98	30.07
4665	NYSE	ATO	Mon, Nov 29, 2010	30.07	30.29	29.77	30.23
4664	NYSE	ATO	Fri, Nov 26, 2010	30.19	30.38	30.11	30.17
4663	NYSE	ATO	Wed, Nov 24, 2010	30.17	30.39	30.03	30.34
4662	NYSE	ATO	Tue, Nov 23, 2010	30.17	30.17	29.75	29.97
4661	NYSE	ATO	Mon, Nov 22, 2010	30.40	30.71	30.37	30.63
4660	NYSE	ATO	Fri, Nov 19, 2010	30.48	30.53	30.27	30.49
4659	NYSE	ATO	Thu, Nov 18, 2010	30.32	30.70	30.27	30.54
4658	NYSE	ATO	Wed, Nov 17, 2010	30.10	30.29	29.95	30.16
4657	NYSE	ATO	Tue, Nov 16, 2010	30.22	30.28	29.86	30.04
4656	NYSE	ATO	Mon, Nov 15, 2010	30.28	30.56	30.17	30.36
4655	NYSE	ATO	Fri, Nov 12, 2010	30.15	30.30	30.04	30.17
4654	NYSE	ATO	Thu, Nov 11, 2010	30.14	30.25	30.00	30.21
4653	NYSE	ATO	Wed, Nov 10, 2010	30.15	30.37	30.03	30.34
4652	NYSE	ATO	Tue, Nov 9, 2010	30.39	30.51	30.10	30.14
4651	NYSE	ATO	Mon, Nov 8, 2010	30.38	30.46	30.22	30.31
4650	NYSE	ATO	Fri, Nov 5, 2010	30.38	30.49	30.23	30.41
4649	NYSE	ATO	Thu, Nov 4, 2010	29.95	30.44	29.80	30.39
4648	NYSE	ATO	Wed, Nov 3, 2010	29.85	29.87	29.57	29.81
4647	NYSE	ATO	Tue, Nov 2, 2010	29.68	29.94	29.60	29.79
4646	NYSE	ATO	Mon, Nov 1, 2010	29.59	29.74	29.31	29.53
4645	NYSE	ATO	Fri, Oct 29, 2010	29.46	29.57	29.35	29.45
4644	NYSE	ATO	Thu, Oct 28, 2010	29.40	29.60	29.35	29.49
4643	NYSE	ATO	Wed, Oct 27, 2010	29.01	29.35	28.87	29.31
4642	NYSE	ATO	Tue, Oct 26, 2010	29.08	29.35	28.91	29.20
4641	NYSE	ATO	Mon, Oct 25, 2010	29.21	29.38	29.04	29.10
4640	NYSE	ATO	Fri, Oct 22, 2010	29.21	29.21	28.93	29.11
4639	NYSE	ATO	Thu, Oct 21, 2010	29.42	29.53	28.84	29.14
4638	NYSE	ATO	Wed, Oct 20, 2010	29.32	29.41	29.23	29.30
4637	NYSE	ATO	Tue, Oct 19, 2010	29.06	29.45	29.03	29.18
4636	NYSE	ATO	Mon, Oct 18, 2010	29.24	29.48	29.15	29.27
4635	NYSE	ATO	Fri, Oct 15, 2010	29.34	29.36	29.01	29.18
4634	NYSE	ATO	Thu, Oct 14, 2010	29.24	29.33	29.10	29.18
4633	NYSE	ATO	Wed, Oct 13, 2010	29.28	29.35	29.10	29.23
4632	NYSE	ATO	Tue, Oct 12, 2010	29.40	29.40	29.10	29.12
4631	NYSE	ATO	Mon, Oct 11, 2010	29.32	29.35	29.22	29.29
4630	NYSE	ATO	Fri, Oct 8, 2010	29.47	29.47	29.24	29.34
4629	NYSE	ATO	Thu, Oct 7, 2010	29.43	29.66	29.26	29.40
4628	NYSE	ATO	Wed, Oct 6, 2010	29.39	29.46	29.19	29.37
4627	NYSE	ATO	Tue, Oct 5, 2010	29.58	29.71	29.30	29.43
4626	NYSE	ATO	Mon, Oct 4, 2010	29.35	29.45	29.21	29.40
4625	NYSE	ATO	Fri, Oct 1, 2010	29.42	29.46	29.19	29.40
4624	NYSE	ATO	Thu, Sep 30, 2010	29.18	29.49	29.18	29.25
4623	NYSE	ATO	Wed, Sep 29, 2010	29.20	29.27	28.76	29.01
4622	NYSE	ATO	Tue, Sep 28, 2010	29.17	29.17	28.79	29.06
4621	NYSE	ATO	Mon, Sep 27, 2010	28.93	29.19	28.85	29.04
4620	NYSE	ATO	Fri, Sep 24, 2010	28.93	29.05	28.70	28.94
4619	NYSE	ATO	Thu, Sep 23, 2010	28.48	28.82	28.41	28.58
4618	NYSE	ATO	Wed, Sep 22, 2010	28.53	28.83	28.49	28.70
4617	NYSE	ATO	Tue, Sep 21, 2010	28.74	28.90	28.52	28.60
4616	NYSE	ATO	Mon, Sep 20, 2010	28.62	28.89	28.46	28.75
4615	NYSE	ATO	Fri, Sep 17, 2010	28.44	28.70	28.36	28.49
4614	NYSE	ATO	Thu, Sep 16, 2010	28.72	28.78	28.35	28.56
4613	NYSE	ATO	Wed, Sep 15, 2010	28.80	28.96	28.62	28.76
4612	NYSE	ATO	Tue, Sep 14, 2010	29.00	29.03	28.85	28.89
4611	NYSE	ATO	Mon, Sep 13, 2010	29.03	29.15	28.87	29.03
4610	NYSE	ATO	Fri, Sep 10, 2010	28.86	28.89	28.70	28.79
4609	NYSE	ATO	Thu, Sep 9, 2010	28.75	28.85	28.60	28.75
4608	NYSE	ATO	Wed, Sep 8, 2010	28.60	28.79	28.43	28.46
4607	NYSE	ATO	Tue, Sep 7, 2010	29.00	29.09	28.59	28.64
4606	NYSE	ATO	Fri, Sep 3, 2010	29.07	29.28	29.00	29.14
4605	NYSE	ATO	Thu, Sep 2, 2010	29.04	29.04	28.66	28.93
4604	NYSE	ATO	Wed, Sep 1, 2010	28.62	28.96	28.57	28.96
4603	NYSE	ATO	Tue, Aug 31, 2010	28.21	28.43	28.01	28.30
4602	NYSE	ATO	Mon, Aug 30, 2010	28.85	28.85	28.22	28.25
4601	NYSE	ATO	Fri, Aug 27, 2010	28.67	28.92	28.34	28.88
4600	NYSE	ATO	Thu, Aug 26, 2010	28.70	28.73	28.43	28.54
4599	NYSE	ATO	Wed, Aug 25, 2010	28.20	28.59	28.14	28.56
4598	NYSE	ATO	Tue, Aug 24, 2010	28.24	28.58	28.14	28.32
4597	NYSE	ATO	Mon, Aug 23, 2010	28.65	28.77	28.47	28.48
4596	NYSE	ATO	Fri, Aug 20, 2010	28.55	28.74	28.30	28.70
4595	NYSE	ATO	Thu, Aug 19, 2010	28.95	28.97	28.38	28.57
4594	NYSE	ATO	Wed, Aug 18, 2010	28.89	29.29	28.81	29.02
4593	NYSE	ATO	Tue, Aug 17, 2010	28.94	29.23	28.89	29.00
4592	NYSE	ATO	Mon, Aug 16, 2010	28.52	28.86	28.37	28.75
4591	NYSE	ATO	Fri, Aug 13, 2010	28.62	28.89	28.49	28.68
4590	NYSE	ATO	Thu, Aug 12, 2010	28.58	28.75	28.42	28.63
4589	NYSE	ATO	Wed, Aug 11, 2010	28.85	29.03	28.76	28.90
4588	NYSE	ATO	Tue, Aug 10, 2010	29.22	29.30	28.92	29.16
4587	NYSE	ATO	Mon, Aug 9, 2010	29.60	29.62	29.34	29.36
4586	NYSE	ATO	Fri, Aug 6, 2010	29.36	29.66	29.06	29.55
4585	NYSE	ATO	Thu, Aug 5, 2010	29.40	29.61	29.26	29.60
4584	NYSE	ATO	Wed, Aug 4, 2010	29.48	29.63	29.20	29.53
4583	NYSE	ATO	Tue, Aug 3, 2010	29.27	29.62	29.16	29.35
4582	NYSE	ATO	Mon, Aug 2, 2010	29.48	29.54	29.20	29.30
4581	NYSE	ATO	Fri, Jul 30, 2010	29.03	29.25	28.82	29.00
4580	NYSE	ATO	Thu, Jul 29, 2010	29.50	29.68	28.86	29.21
4579	NYSE	ATO	Wed, Jul 28, 2010	29.89	29.89	29.28	29.42
4578	NYSE	ATO	Tue, Jul 27, 2010	29.62	29.91	29.54	29.81
4577	NYSE	ATO	Mon, Jul 26, 2010	28.89	29.51	28.89	29.49
4576	NYSE	ATO	Fri, Jul 23, 2010	28.84	29.15	28.64	28.98
4575	NYSE	ATO	Thu, Jul 22, 2010	28.63	29.10	28.63	28.88
4574	NYSE	ATO	Wed, Jul 21, 2010	28.79	28.80	28.33	28.43
4573	NYSE	ATO	Tue, Jul 20, 2010	28.24	28.82	28.19	28.71
4572	NYSE	ATO	Mon, Jul 19, 2010	28.16	28.59	28.11	28.46
4571	NYSE	ATO	Fri, Jul 16, 2010	28.68	28.68	27.97	28.02
4570	NYSE	ATO	Thu, Jul 15, 2010	28.78	28.85	28.32	28.75
4569	NYSE	ATO	Wed, Jul 14, 2010	28.75	28.93	28.49	28.72
4568	NYSE	ATO	Tue, Jul 13, 2010	28.76	28.96	28.66	28.86
4567	NYSE	ATO	Mon, Jul 12, 2010	28.34	28.54	28.23	28.45
4566	NYSE	ATO	Fri, Jul 9, 2010	28.35	28.45	28.30	28.39
4565	NYSE	ATO	Thu, Jul 8, 2010	28.07	28.45	28.00	28.41
4564	NYSE	ATO	Wed, Jul 7, 2010	27.08	27.89	26.99	27.83
4563	NYSE	ATO	Tue, Jul 6, 2010	27.11	27.33	26.77	26.97
4562	NYSE	ATO	Fri, Jul 2, 2010	26.96	27.01	26.71	26.82
4561	NYSE	ATO	Thu, Jul 1, 2010	27.18	27.39	26.67	26.86
4560	NYSE	ATO	Wed, Jun 30, 2010	27.24	27.58	27.02	27.04
4559	NYSE	ATO	Tue, Jun 29, 2010	27.66	27.67	27.05	27.21
4558	NYSE	ATO	Mon, Jun 28, 2010	28.01	28.16	27.77	28.00
4557	NYSE	ATO	Fri, Jun 25, 2010	27.62	28.01	27.39	27.90
4556	NYSE	ATO	Thu, Jun 24, 2010	27.57	27.89	27.53	27.62
4555	NYSE	ATO	Wed, Jun 23, 2010	28.05	28.13	27.65	27.71
4554	NYSE	ATO	Tue, Jun 22, 2010	28.56	28.79	28.04	28.10
4553	NYSE	ATO	Mon, Jun 21, 2010	29.03	29.03	28.45	28.59
4552	NYSE	ATO	Fri, Jun 18, 2010	28.53	28.69	28.38	28.67
4551	NYSE	ATO	Thu, Jun 17, 2010	28.31	28.55	28.25	28.49
4550	NYSE	ATO	Wed, Jun 16, 2010	27.97	28.50	27.76	28.38
4549	NYSE	ATO	Tue, Jun 15, 2010	28.07	28.20	27.95	28.14
4548	NYSE	ATO	Mon, Jun 14, 2010	28.03	28.15	27.79	27.86
4547	NYSE	ATO	Fri, Jun 11, 2010	27.84	28.00	27.61	27.88
4546	NYSE	ATO	Thu, Jun 10, 2010	27.40	27.94	27.26	27.90
4545	NYSE	ATO	Wed, Jun 9, 2010	27.42	27.42	26.87	26.93
4544	NYSE	ATO	Tue, Jun 8, 2010	26.84	27.21	26.64	27.20
4543	NYSE	ATO	Mon, Jun 7, 2010	27.16	27.29	26.70	26.72
4542	NYSE	ATO	Fri, Jun 4, 2010	27.08	27.22	26.43	26.50
4541	NYSE	ATO	Thu, Jun 3, 2010	27.33	27.52	27.08	27.41
4540	NYSE	ATO	Wed, Jun 2, 2010	26.61	27.13	26.50	27.10
4539	NYSE	ATO	Tue, Jun 1, 2010	26.95	27.31	26.41	26.46
4538	NYSE	ATO	Fri, May 28, 2010	27.11	27.48	27.04	27.12
4537	NYSE	ATO	Thu, May 27, 2010	26.94	27.16	26.81	27.13
4536	NYSE	ATO	Wed, May 26, 2010	26.54	26.94	26.50	26.55
4535	NYSE	ATO	Tue, May 25, 2010	26.28	26.51	25.86	26.41
4534	NYSE	ATO	Mon, May 24, 2010	26.66	27.23	26.59	26.75
4533	NYSE	ATO	Fri, May 21, 2010	26.83	26.92	26.50	26.80
4532	NYSE	ATO	Thu, May 20, 2010	28.01	28.06	27.16	27.17
4531	NYSE	ATO	Wed, May 19, 2010	28.35	28.77	28.06	28.37
4530	NYSE	ATO	Tue, May 18, 2010	28.77	28.98	28.43	28.48
4529	NYSE	ATO	Mon, May 17, 2010	28.01	28.69	27.89	28.48
4528	NYSE	ATO	Fri, May 14, 2010	28.54	28.67	28.03	28.11
4527	NYSE	ATO	Thu, May 13, 2010	28.76	28.99	28.62	28.76
4526	NYSE	ATO	Wed, May 12, 2010	28.55	28.97	28.32	28.86
4525	NYSE	ATO	Tue, May 11, 2010	27.90	28.84	27.71	28.55
4524	NYSE	ATO	Mon, May 10, 2010	28.14	28.14	27.71	28.13
4523	NYSE	ATO	Fri, May 7, 2010	27.70	27.86	26.94	27.33
4522	NYSE	ATO	Thu, May 6, 2010	28.55	29.00	26.00	27.77
4521	NYSE	ATO	Wed, May 5, 2010	29.15	29.42	28.63	28.79
4520	NYSE	ATO	Tue, May 4, 2010	29.59	29.69	29.00	29.29
4519	NYSE	ATO	Mon, May 3, 2010	29.61	29.92	29.50	29.84
4518	NYSE	ATO	Fri, Apr 30, 2010	29.78	30.08	29.55	29.58
4517	NYSE	ATO	Thu, Apr 29, 2010	29.94	30.00	29.70	29.79
4516	NYSE	ATO	Wed, Apr 28, 2010	29.58	29.82	29.43	29.76
4515	NYSE	ATO	Tue, Apr 27, 2010	29.92	30.03	29.44	29.46
4514	NYSE	ATO	Mon, Apr 26, 2010	29.98	30.15	29.85	29.91
4513	NYSE	ATO	Fri, Apr 23, 2010	29.53	29.99	29.47	29.98
4512	NYSE	ATO	Thu, Apr 22, 2010	29.28	29.55	29.22	29.53
4511	NYSE	ATO	Wed, Apr 21, 2010	29.44	29.56	29.29	29.40
4510	NYSE	ATO	Tue, Apr 20, 2010	29.25	29.39	29.10	29.39
4509	NYSE	ATO	Mon, Apr 19, 2010	29.19	29.20	28.87	29.18
4508	NYSE	ATO	Fri, Apr 16, 2010	29.12	29.30	28.96	29.22
4507	NYSE	ATO	Thu, Apr 15, 2010	28.92	29.36	28.87	29.17
4506	NYSE	ATO	Wed, Apr 14, 2010	29.03	29.04	28.80	29.01
4505	NYSE	ATO	Tue, Apr 13, 2010	29.13	29.18	28.89	29.04
4504	NYSE	ATO	Mon, Apr 12, 2010	29.27	29.40	29.10	29.22
4503	NYSE	ATO	Fri, Apr 9, 2010	29.05	29.34	28.87	29.33
4502	NYSE	ATO	Thu, Apr 8, 2010	29.39	29.39	29.09	29.13
4501	NYSE	ATO	Wed, Apr 7, 2010	29.50	29.66	29.29	29.54
4500	NYSE	ATO	Tue, Apr 6, 2010	29.37	29.68	29.32	29.64
4499	NYSE	ATO	Mon, Apr 5, 2010	28.95	29.39	28.94	29.39
4498	NYSE	ATO	Thu, Apr 1, 2010	28.79	28.98	28.71	28.95
4497	NYSE	ATO	Wed, Mar 31, 2010	28.90	28.97	28.57	28.57
4496	NYSE	ATO	Tue, Mar 30, 2010	28.56	29.06	28.56	28.87
4495	NYSE	ATO	Mon, Mar 29, 2010	28.33	28.62	28.26	28.62
4494	NYSE	ATO	Fri, Mar 26, 2010	28.35	28.49	28.17	28.31
4493	NYSE	ATO	Thu, Mar 25, 2010	29.06	29.06	28.37	28.38
4492	NYSE	ATO	Wed, Mar 24, 2010	28.93	29.09	28.81	28.83
4491	NYSE	ATO	Tue, Mar 23, 2010	28.94	29.05	28.77	28.99
4490	NYSE	ATO	Mon, Mar 22, 2010	28.85	29.04	28.72	28.95
4489	NYSE	ATO	Fri, Mar 19, 2010	28.98	29.19	28.69	28.95
4488	NYSE	ATO	Thu, Mar 18, 2010	28.99	29.24	28.96	29.02
4487	NYSE	ATO	Wed, Mar 17, 2010	28.91	29.17	28.91	29.07
4486	NYSE	ATO	Tue, Mar 16, 2010	28.81	28.97	28.71	28.91
4485	NYSE	ATO	Mon, Mar 15, 2010	28.70	28.90	28.55	28.80
4484	NYSE	ATO	Fri, Mar 12, 2010	28.86	28.97	28.58	28.80
4483	NYSE	ATO	Thu, Mar 11, 2010	28.62	28.77	28.47	28.72
4482	NYSE	ATO	Wed, Mar 10, 2010	28.50	28.64	28.24	28.64
4481	NYSE	ATO	Tue, Mar 9, 2010	28.51	28.63	28.27	28.45
4480	NYSE	ATO	Mon, Mar 8, 2010	28.55	28.71	28.39	28.61
4479	NYSE	ATO	Fri, Mar 5, 2010	28.42	28.68	28.29	28.60
4478	NYSE	ATO	Thu, Mar 4, 2010	28.36	28.47	28.16	28.25
4477	NYSE	ATO	Wed, Mar 3, 2010	28.03	28.31	28.02	28.30
4476	NYSE	ATO	Tue, Mar 2, 2010	28.02	28.06	27.81	28.05
4475	NYSE	ATO	Mon, Mar 1, 2010	27.57	28.07	27.48	27.93
4474	NYSE	ATO	Fri, Feb 26, 2010	27.46	27.55	27.06	27.46
4473	NYSE	ATO	Thu, Feb 25, 2010	27.15	27.46	27.04	27.33
4472	NYSE	ATO	Wed, Feb 24, 2010	27.59	27.77	27.20	27.42
4471	NYSE	ATO	Tue, Feb 23, 2010	27.73	27.73	27.33	27.48
4470	NYSE	ATO	Mon, Feb 22, 2010	27.90	28.19	27.82	28.00
4469	NYSE	ATO	Fri, Feb 19, 2010	27.39	27.82	27.29	27.78
4468	NYSE	ATO	Thu, Feb 18, 2010	27.33	27.61	27.19	27.38
4467	NYSE	ATO	Wed, Feb 17, 2010	27.27	27.40	27.18	27.40
4466	NYSE	ATO	Tue, Feb 16, 2010	27.10	27.26	27.02	27.22
4465	NYSE	ATO	Fri, Feb 12, 2010	26.81	27.00	26.53	26.99
4464	NYSE	ATO	Thu, Feb 11, 2010	26.55	26.96	26.33	26.95
4463	NYSE	ATO	Wed, Feb 10, 2010	26.71	26.80	26.40	26.52
4462	NYSE	ATO	Tue, Feb 9, 2010	26.91	26.91	26.46	26.76
4461	NYSE	ATO	Mon, Feb 8, 2010	27.26	27.26	26.70	26.70
4460	NYSE	ATO	Fri, Feb 5, 2010	27.43	27.54	26.78	27.26
4459	NYSE	ATO	Thu, Feb 4, 2010	27.52	27.68	27.31	27.36
4458	NYSE	ATO	Wed, Feb 3, 2010	27.23	27.71	27.18	27.61
4457	NYSE	ATO	Tue, Feb 2, 2010	27.60	27.80	27.39	27.67
4456	NYSE	ATO	Mon, Feb 1, 2010	27.80	27.83	27.43	27.60
4455	NYSE	ATO	Fri, Jan 29, 2010	28.00	28.24	27.60	27.62
4454	NYSE	ATO	Thu, Jan 28, 2010	28.15	28.22	27.88	28.02
4453	NYSE	ATO	Wed, Jan 27, 2010	28.20	28.26	27.76	28.04
4452	NYSE	ATO	Tue, Jan 26, 2010	28.45	28.55	28.10	28.27
4451	NYSE	ATO	Mon, Jan 25, 2010	28.36	28.62	28.08	28.43
4450	NYSE	ATO	Fri, Jan 22, 2010	28.46	28.69	28.10	28.13
4449	NYSE	ATO	Thu, Jan 21, 2010	28.95	29.14	28.22	28.55
4448	NYSE	ATO	Wed, Jan 20, 2010	28.90	29.00	28.58	28.85
4447	NYSE	ATO	Tue, Jan 19, 2010	28.75	29.14	28.71	29.10
4446	NYSE	ATO	Fri, Jan 15, 2010	28.79	28.90	28.26	28.66
4445	NYSE	ATO	Thu, Jan 14, 2010	28.71	29.02	28.71	28.89
4444	NYSE	ATO	Wed, Jan 13, 2010	28.73	28.89	28.44	28.87
4443	NYSE	ATO	Tue, Jan 12, 2010	28.56	28.74	28.46	28.62
4442	NYSE	ATO	Mon, Jan 11, 2010	28.40	28.64	28.36	28.63
4441	NYSE	ATO	Fri, Jan 8, 2010	28.64	28.85	28.02	28.46
4440	NYSE	ATO	Thu, Jan 7, 2010	29.12	29.29	28.82	28.94
4439	NYSE	ATO	Wed, Jan 6, 2010	29.23	29.34	29.08	29.22
4438	NYSE	ATO	Tue, Jan 5, 2010	29.58	29.63	29.07	29.21
4437	NYSE	ATO	Mon, Jan 4, 2010	29.50	29.82	29.37	29.52
4436	NYSE	ATO	Thu, Dec 31, 2009	29.99	30.00	29.40	29.40
4435	NYSE	ATO	Wed, Dec 30, 2009	30.06	30.32	29.74	29.88
4434	NYSE	ATO	Tue, Dec 29, 2009	30.01	30.27	29.96	30.06
4433	NYSE	ATO	Mon, Dec 28, 2009	30.05	30.19	29.98	30.06
4432	NYSE	ATO	Thu, Dec 24, 2009	29.77	30.12	29.77	30.03
4431	NYSE	ATO	Wed, Dec 23, 2009	29.70	29.90	29.55	29.82
4430	NYSE	ATO	Tue, Dec 22, 2009	29.50	29.69	29.45	29.69
4429	NYSE	ATO	Mon, Dec 21, 2009	29.36	29.75	29.36	29.52
4428	NYSE	ATO	Fri, Dec 18, 2009	29.35	29.52	29.00	29.35
4427	NYSE	ATO	Thu, Dec 17, 2009	29.20	29.44	29.00	29.29
4426	NYSE	ATO	Wed, Dec 16, 2009	29.40	29.50	29.20	29.37
4425	NYSE	ATO	Tue, Dec 15, 2009	29.18	29.37	28.70	29.37
4424	NYSE	ATO	Mon, Dec 14, 2009	29.04	29.37	29.03	29.31
4423	NYSE	ATO	Fri, Dec 11, 2009	28.64	29.01	28.55	28.99
4422	NYSE	ATO	Thu, Dec 10, 2009	28.34	28.66	28.26	28.64
4421	NYSE	ATO	Wed, Dec 9, 2009	28.52	28.52	27.98	28.26
4420	NYSE	ATO	Tue, Dec 8, 2009	28.53	28.75	28.22	28.46
4419	NYSE	ATO	Mon, Dec 7, 2009	28.33	28.88	28.07	28.77
4418	NYSE	ATO	Fri, Dec 4, 2009	28.29	28.34	27.82	28.24
4417	NYSE	ATO	Thu, Dec 3, 2009	27.65	28.25	27.59	28.02
4416	NYSE	ATO	Wed, Dec 2, 2009	27.56	27.73	27.39	27.64
4415	NYSE	ATO	Tue, Dec 1, 2009	27.55	27.67	27.35	27.53
4414	NYSE	ATO	Mon, Nov 30, 2009	27.91	27.96	27.27	27.39
4413	NYSE	ATO	Fri, Nov 27, 2009	27.87	28.12	27.63	27.85
4412	NYSE	ATO	Wed, Nov 25, 2009	28.30	28.44	28.23	28.27
4411	NYSE	ATO	Tue, Nov 24, 2009	27.92	28.29	27.67	28.23
4410	NYSE	ATO	Mon, Nov 23, 2009	28.23	28.47	27.22	27.99
4409	NYSE	ATO	Fri, Nov 20, 2009	27.75	28.09	27.72	28.08
4408	NYSE	ATO	Thu, Nov 19, 2009	28.77	28.81	27.71	27.93
4407	NYSE	ATO	Wed, Nov 18, 2009	29.06	29.12	28.76	28.83
4406	NYSE	ATO	Tue, Nov 17, 2009	28.81	29.10	28.70	29.10
4405	NYSE	ATO	Mon, Nov 16, 2009	28.31	28.85	28.31	28.82
4404	NYSE	ATO	Fri, Nov 13, 2009	28.24	28.30	27.89	28.25
4403	NYSE	ATO	Thu, Nov 12, 2009	28.71	28.89	28.11	28.12
4402	NYSE	ATO	Wed, Nov 11, 2009	29.22	29.28	28.37	28.67
4401	NYSE	ATO	Tue, Nov 10, 2009	28.99	29.31	28.85	29.24
4400	NYSE	ATO	Mon, Nov 9, 2009	28.91	29.17	28.84	29.17
4399	NYSE	ATO	Fri, Nov 6, 2009	28.91	29.20	28.59	28.80
4398	NYSE	ATO	Thu, Nov 5, 2009	28.28	28.98	28.26	28.98
4397	NYSE	ATO	Wed, Nov 4, 2009	28.19	28.49	28.07	28.13
4396	NYSE	ATO	Tue, Nov 3, 2009	27.74	28.16	27.63	28.14
4395	NYSE	ATO	Mon, Nov 2, 2009	27.85	28.00	27.31	27.71
4394	NYSE	ATO	Fri, Oct 30, 2009	28.73	28.90	27.70	27.85
4393	NYSE	ATO	Thu, Oct 29, 2009	28.64	28.94	28.36	28.88
4392	NYSE	ATO	Wed, Oct 28, 2009	28.95	29.25	28.55	28.59
4391	NYSE	ATO	Tue, Oct 27, 2009	28.82	29.28	28.73	28.84
4390	NYSE	ATO	Mon, Oct 26, 2009	28.77	29.14	28.49	28.69
4389	NYSE	ATO	Fri, Oct 23, 2009	29.21	29.30	28.51	28.68
4388	NYSE	ATO	Thu, Oct 22, 2009	29.08	29.23	28.74	29.11
4387	NYSE	ATO	Wed, Oct 21, 2009	29.22	29.53	29.04	29.05
4386	NYSE	ATO	Tue, Oct 20, 2009	29.35	29.40	28.89	29.34
4385	NYSE	ATO	Mon, Oct 19, 2009	28.98	29.50	28.65	29.30
4384	NYSE	ATO	Fri, Oct 16, 2009	28.90	29.14	28.68	28.90
4383	NYSE	ATO	Thu, Oct 15, 2009	28.90	29.13	28.50	29.01
4382	NYSE	ATO	Wed, Oct 14, 2009	29.06	29.18	28.49	28.82
4381	NYSE	ATO	Tue, Oct 13, 2009	29.27	29.27	28.42	29.00
4380	NYSE	ATO	Mon, Oct 12, 2009	28.99	29.29	28.82	29.21
4379	NYSE	ATO	Fri, Oct 9, 2009	28.95	28.99	28.86	28.90
4378	NYSE	ATO	Thu, Oct 8, 2009	28.82	28.93	28.70	28.91
4377	NYSE	ATO	Wed, Oct 7, 2009	28.88	28.92	28.52	28.74
4376	NYSE	ATO	Tue, Oct 6, 2009	28.52	28.68	28.41	28.52
4375	NYSE	ATO	Mon, Oct 5, 2009	27.71	28.52	27.66	28.45
4374	NYSE	ATO	Fri, Oct 2, 2009	27.70	27.93	27.45	27.68
4373	NYSE	ATO	Thu, Oct 1, 2009	28.18	28.50	27.71	27.78
4372	NYSE	ATO	Wed, Sep 30, 2009	28.30	28.34	28.12	28.18
4371	NYSE	ATO	Tue, Sep 29, 2009	28.39	28.39	28.02	28.27
4370	NYSE	ATO	Mon, Sep 28, 2009	28.07	28.35	28.06	28.31
4369	NYSE	ATO	Fri, Sep 25, 2009	28.30	28.36	28.09	28.10
4368	NYSE	ATO	Thu, Sep 24, 2009	28.24	28.43	28.15	28.19
4367	NYSE	ATO	Wed, Sep 23, 2009	28.31	28.77	28.22	28.24
4366	NYSE	ATO	Tue, Sep 22, 2009	28.61	28.68	28.18	28.19
4365	NYSE	ATO	Mon, Sep 21, 2009	28.57	28.61	28.10	28.43
4364	NYSE	ATO	Fri, Sep 18, 2009	28.51	28.70	28.49	28.51
4363	NYSE	ATO	Thu, Sep 17, 2009	28.85	28.95	28.53	28.57
4362	NYSE	ATO	Wed, Sep 16, 2009	28.40	28.87	28.30	28.80
4361	NYSE	ATO	Tue, Sep 15, 2009	27.98	28.39	27.98	28.39
4360	NYSE	ATO	Mon, Sep 14, 2009	27.75	28.08	27.73	28.03
4359	NYSE	ATO	Fri, Sep 11, 2009	27.71	27.96	27.60	27.92
4358	NYSE	ATO	Thu, Sep 10, 2009	27.72	27.80	27.42	27.65
4357	NYSE	ATO	Wed, Sep 9, 2009	27.60	27.76	27.48	27.67
4356	NYSE	ATO	Tue, Sep 8, 2009	27.43	27.80	27.38	27.66
4355	NYSE	ATO	Fri, Sep 4, 2009	27.20	27.43	27.01	27.23
4354	NYSE	ATO	Thu, Sep 3, 2009	27.12	27.19	26.82	27.17
4353	NYSE	ATO	Wed, Sep 2, 2009	26.88	27.19	26.62	27.08
4352	NYSE	ATO	Tue, Sep 1, 2009	27.06	27.34	26.83	27.06
4351	NYSE	ATO	Mon, Aug 31, 2009	27.35	27.48	27.06	27.24
4350	NYSE	ATO	Fri, Aug 28, 2009	27.50	27.54	27.18	27.53
4349	NYSE	ATO	Thu, Aug 27, 2009	27.82	28.02	27.65	27.89
4348	NYSE	ATO	Wed, Aug 26, 2009	27.90	28.13	27.67	27.86
4347	NYSE	ATO	Tue, Aug 25, 2009	28.12	28.24	27.78	27.89
4346	NYSE	ATO	Mon, Aug 24, 2009	27.90	28.19	27.82	28.16
4345	NYSE	ATO	Fri, Aug 21, 2009	27.32	28.00	27.32	27.90
4344	NYSE	ATO	Thu, Aug 20, 2009	27.73	27.96	27.56	27.87
4343	NYSE	ATO	Wed, Aug 19, 2009	27.51	27.95	27.49	27.82
4342	NYSE	ATO	Tue, Aug 18, 2009	27.55	27.76	27.17	27.63
4341	NYSE	ATO	Mon, Aug 17, 2009	27.56	27.86	27.54	27.59
4340	NYSE	ATO	Fri, Aug 14, 2009	27.92	28.05	27.60	27.75
4339	NYSE	ATO	Thu, Aug 13, 2009	27.98	28.00	27.70	28.00
4338	NYSE	ATO	Wed, Aug 12, 2009	27.75	28.09	27.61	27.90
4337	NYSE	ATO	Tue, Aug 11, 2009	27.65	27.96	27.45	27.82
4336	NYSE	ATO	Mon, Aug 10, 2009	27.44	27.84	27.18	27.84
4335	NYSE	ATO	Fri, Aug 7, 2009	27.41	27.89	27.38	27.71
4334	NYSE	ATO	Thu, Aug 6, 2009	27.85	27.85	27.28	27.36
4333	NYSE	ATO	Wed, Aug 5, 2009	28.56	28.58	27.42	27.60
4332	NYSE	ATO	Tue, Aug 4, 2009	27.43	27.81	27.43	27.69
4331	NYSE	ATO	Mon, Aug 3, 2009	27.39	27.66	27.08	27.61
4330	NYSE	ATO	Fri, Jul 31, 2009	26.99	27.39	26.99	27.16
4329	NYSE	ATO	Thu, Jul 30, 2009	27.04	27.28	26.69	27.18
4328	NYSE	ATO	Wed, Jul 29, 2009	26.97	27.18	26.76	26.94
4327	NYSE	ATO	Tue, Jul 28, 2009	26.89	27.18	26.81	27.16
4326	NYSE	ATO	Mon, Jul 27, 2009	27.00	27.00	26.56	26.93
4325	NYSE	ATO	Fri, Jul 24, 2009	26.56	27.00	26.26	26.99
4324	NYSE	ATO	Thu, Jul 23, 2009	26.12	26.96	25.99	26.57
4323	NYSE	ATO	Wed, Jul 22, 2009	26.28	26.33	26.08	26.18
4322	NYSE	ATO	Tue, Jul 21, 2009	26.08	26.33	25.84	26.29
4321	NYSE	ATO	Mon, Jul 20, 2009	25.75	26.07	25.47	26.02
4320	NYSE	ATO	Fri, Jul 17, 2009	25.92	25.93	25.53	25.79
4319	NYSE	ATO	Thu, Jul 16, 2009	25.19	26.00	25.08	25.86
4318	NYSE	ATO	Wed, Jul 15, 2009	25.02	25.44	24.88	25.35
4317	NYSE	ATO	Tue, Jul 14, 2009	25.00	25.15	24.72	24.97
4316	NYSE	ATO	Mon, Jul 13, 2009	24.65	24.97	24.41	24.94
4315	NYSE	ATO	Fri, Jul 10, 2009	24.84	24.91	24.50	24.65
4314	NYSE	ATO	Thu, Jul 9, 2009	24.83	24.91	24.47	24.81
4313	NYSE	ATO	Wed, Jul 8, 2009	24.90	25.09	24.50	24.78
4312	NYSE	ATO	Tue, Jul 7, 2009	25.30	25.50	24.88	24.88
4311	NYSE	ATO	Mon, Jul 6, 2009	25.01	25.48	24.95	25.35
4310	NYSE	ATO	Thu, Jul 2, 2009	25.52	25.54	25.00	25.00
4309	NYSE	ATO	Wed, Jul 1, 2009	25.26	25.81	25.20	25.74
4308	NYSE	ATO	Tue, Jun 30, 2009	25.38	25.40	24.80	25.04
4307	NYSE	ATO	Mon, Jun 29, 2009	25.13	25.36	24.91	25.31
4306	NYSE	ATO	Fri, Jun 26, 2009	25.16	25.37	24.82	25.10
4305	NYSE	ATO	Thu, Jun 25, 2009	24.80	25.28	24.58	25.11
4304	NYSE	ATO	Wed, Jun 24, 2009	24.88	25.14	24.72	24.79
4303	NYSE	ATO	Tue, Jun 23, 2009	25.25	25.37	24.76	24.87
4302	NYSE	ATO	Mon, Jun 22, 2009	25.02	25.41	25.02	25.16
4301	NYSE	ATO	Fri, Jun 19, 2009	25.40	25.51	25.00	25.15
4300	NYSE	ATO	Thu, Jun 18, 2009	24.88	25.35	24.80	25.31
4299	NYSE	ATO	Wed, Jun 17, 2009	24.69	25.08	24.61	24.79
4298	NYSE	ATO	Tue, Jun 16, 2009	24.85	24.97	24.60	24.72
4297	NYSE	ATO	Mon, Jun 15, 2009	25.06	25.31	24.72	24.84
4296	NYSE	ATO	Fri, Jun 12, 2009	24.91	25.34	24.58	25.34
4295	NYSE	ATO	Thu, Jun 11, 2009	24.58	25.12	24.58	24.95
4294	NYSE	ATO	Wed, Jun 10, 2009	24.75	25.03	24.50	24.62
4293	NYSE	ATO	Tue, Jun 9, 2009	24.78	24.86	24.40	24.68
4292	NYSE	ATO	Mon, Jun 8, 2009	24.66	24.90	24.47	24.82
4291	NYSE	ATO	Fri, Jun 5, 2009	24.53	24.76	24.41	24.61
4290	NYSE	ATO	Thu, Jun 4, 2009	24.61	24.61	24.28	24.49
4289	NYSE	ATO	Wed, Jun 3, 2009	24.70	24.93	24.46	24.64
4288	NYSE	ATO	Tue, Jun 2, 2009	24.38	24.80	24.25	24.76
4287	NYSE	ATO	Mon, Jun 1, 2009	24.29	24.67	24.20	24.39
4286	NYSE	ATO	Fri, May 29, 2009	23.98	24.01	23.44	24.00
4285	NYSE	ATO	Thu, May 28, 2009	23.66	24.01	23.52	23.81
4284	NYSE	ATO	Wed, May 27, 2009	24.44	24.58	23.59	23.65
4283	NYSE	ATO	Tue, May 26, 2009	24.00	24.47	23.82	24.46
4282	NYSE	ATO	Fri, May 22, 2009	24.08	24.25	23.85	23.91
4281	NYSE	ATO	Thu, May 21, 2009	24.17	24.36	23.98	24.06
4280	NYSE	ATO	Wed, May 20, 2009	24.88	24.94	24.57	24.62
4279	NYSE	ATO	Tue, May 19, 2009	24.55	24.88	24.48	24.65
4278	NYSE	ATO	Mon, May 18, 2009	24.21	24.65	24.10	24.51
4277	NYSE	ATO	Fri, May 15, 2009	24.49	24.64	24.02	24.13
4276	NYSE	ATO	Thu, May 14, 2009	24.92	25.12	24.37	24.53
4275	NYSE	ATO	Wed, May 13, 2009	25.76	25.83	24.90	24.99
4274	NYSE	ATO	Tue, May 12, 2009	25.98	26.09	25.63	25.80
4273	NYSE	ATO	Mon, May 11, 2009	25.56	26.18	25.56	25.84
4272	NYSE	ATO	Fri, May 8, 2009	25.93	26.19	25.52	25.65
4271	NYSE	ATO	Thu, May 7, 2009	25.89	25.99	25.55	25.87
4270	NYSE	ATO	Wed, May 6, 2009	25.88	26.02	25.61	25.72
4269	NYSE	ATO	Tue, May 5, 2009	26.15	26.41	25.72	25.83
4268	NYSE	ATO	Mon, May 4, 2009	25.02	26.43	24.92	26.37
4267	NYSE	ATO	Fri, May 1, 2009	24.84	26.00	24.72	25.64
4266	NYSE	ATO	Thu, Apr 30, 2009	24.87	25.30	24.63	24.71
4265	NYSE	ATO	Wed, Apr 29, 2009	24.39	24.93	24.11	24.84
4264	NYSE	ATO	Tue, Apr 28, 2009	23.73	24.40	23.73	24.22
4263	NYSE	ATO	Mon, Apr 27, 2009	23.20	23.96	23.20	23.82
4262	NYSE	ATO	Fri, Apr 24, 2009	23.44	23.63	23.12	23.31
4261	NYSE	ATO	Thu, Apr 23, 2009	23.56	23.59	23.15	23.43
4260	NYSE	ATO	Wed, Apr 22, 2009	23.40	23.78	23.15	23.47
4259	NYSE	ATO	Tue, Apr 21, 2009	23.26	23.61	23.25	23.47
4258	NYSE	ATO	Mon, Apr 20, 2009	23.47	23.52	23.24	23.32
4257	NYSE	ATO	Fri, Apr 17, 2009	23.37	23.56	23.26	23.49
4256	NYSE	ATO	Thu, Apr 16, 2009	22.96	23.45	22.76	23.36
4255	NYSE	ATO	Wed, Apr 15, 2009	22.76	22.93	22.52	22.83
4254	NYSE	ATO	Tue, Apr 14, 2009	22.92	22.96	22.66	22.83
4253	NYSE	ATO	Mon, Apr 13, 2009	23.09	23.09	22.62	22.97
4252	NYSE	ATO	Thu, Apr 9, 2009	22.91	23.15	22.56	23.08
4251	NYSE	ATO	Wed, Apr 8, 2009	22.97	23.05	22.62	22.83
4250	NYSE	ATO	Tue, Apr 7, 2009	22.66	23.00	22.58	22.81
4249	NYSE	ATO	Mon, Apr 6, 2009	22.93	23.33	22.77	22.98
4248	NYSE	ATO	Fri, Apr 3, 2009	23.21	23.21	22.88	23.17
4247	NYSE	ATO	Thu, Apr 2, 2009	23.26	23.48	22.89	23.09
4246	NYSE	ATO	Wed, Apr 1, 2009	22.83	23.46	22.72	22.95
4245	NYSE	ATO	Tue, Mar 31, 2009	23.66	23.66	22.96	23.12
4244	NYSE	ATO	Mon, Mar 30, 2009	23.49	23.54	23.17	23.41
4243	NYSE	ATO	Fri, Mar 27, 2009	23.60	23.93	23.55	23.62
4242	NYSE	ATO	Thu, Mar 26, 2009	23.41	23.94	23.19	23.93
4241	NYSE	ATO	Wed, Mar 25, 2009	23.10	23.68	22.91	23.39
4240	NYSE	ATO	Tue, Mar 24, 2009	23.59	23.59	22.84	23.08
4239	NYSE	ATO	Mon, Mar 23, 2009	23.47	23.59	23.02	23.59
4238	NYSE	ATO	Fri, Mar 20, 2009	23.30	23.72	23.11	23.11
4237	NYSE	ATO	Thu, Mar 19, 2009	23.15	23.43	22.87	23.29
4236	NYSE	ATO	Wed, Mar 18, 2009	22.43	23.09	22.28	22.93
4235	NYSE	ATO	Tue, Mar 17, 2009	21.80	22.53	21.60	22.53
4234	NYSE	ATO	Mon, Mar 16, 2009	21.57	22.17	21.55	21.70
4233	NYSE	ATO	Fri, Mar 13, 2009	21.15	21.65	21.12	21.55
4232	NYSE	ATO	Thu, Mar 12, 2009	20.72	21.16	20.55	21.11
4231	NYSE	ATO	Wed, Mar 11, 2009	21.26	21.45	20.83	20.88
4230	NYSE	ATO	Tue, Mar 10, 2009	20.65	21.44	20.55	21.16
4229	NYSE	ATO	Mon, Mar 9, 2009	20.50	20.65	20.07	20.24
4228	NYSE	ATO	Fri, Mar 6, 2009	20.36	20.95	20.13	20.73
4227	NYSE	ATO	Thu, Mar 5, 2009	20.84	20.92	20.11	20.20
4226	NYSE	ATO	Wed, Mar 4, 2009	20.33	21.39	20.22	20.99
4225	NYSE	ATO	Tue, Mar 3, 2009	21.37	21.37	20.16	20.24
4224	NYSE	ATO	Mon, Mar 2, 2009	21.49	21.85	21.01	21.10
4223	NYSE	ATO	Fri, Feb 27, 2009	21.99	22.30	21.54	21.83
4222	NYSE	ATO	Thu, Feb 26, 2009	22.81	22.93	22.17	22.19
4221	NYSE	ATO	Wed, Feb 25, 2009	22.42	22.93	22.04	22.52
4220	NYSE	ATO	Tue, Feb 24, 2009	22.66	22.84	22.23	22.51
4219	NYSE	ATO	Mon, Feb 23, 2009	23.38	23.43	22.54	22.62
4218	NYSE	ATO	Fri, Feb 20, 2009	23.53	24.00	22.82	23.31
4217	NYSE	ATO	Thu, Feb 19, 2009	23.85	24.23	23.85	23.96
4216	NYSE	ATO	Wed, Feb 18, 2009	24.27	24.45	23.80	23.92
4215	NYSE	ATO	Tue, Feb 17, 2009	25.10	25.13	24.27	24.35
4214	NYSE	ATO	Fri, Feb 13, 2009	25.24	25.50	25.09	25.19
4213	NYSE	ATO	Thu, Feb 12, 2009	25.31	25.50	24.67	25.40
4212	NYSE	ATO	Wed, Feb 11, 2009	25.69	25.75	25.08	25.24
4211	NYSE	ATO	Tue, Feb 10, 2009	25.81	26.17	25.56	25.67
4210	NYSE	ATO	Mon, Feb 9, 2009	25.98	25.98	25.48	25.90
4209	NYSE	ATO	Fri, Feb 6, 2009	25.34	26.00	25.19	25.95
4208	NYSE	ATO	Thu, Feb 5, 2009	24.43	25.58	24.36	25.40
4207	NYSE	ATO	Wed, Feb 4, 2009	24.90	25.11	24.13	24.63
4206	NYSE	ATO	Tue, Feb 3, 2009	25.20	25.26	24.70	24.89
4205	NYSE	ATO	Mon, Feb 2, 2009	24.43	25.30	24.24	25.05
4204	NYSE	ATO	Fri, Jan 30, 2009	25.01	25.22	24.50	24.55
4203	NYSE	ATO	Thu, Jan 29, 2009	24.55	25.08	24.53	24.79
4202	NYSE	ATO	Wed, Jan 28, 2009	24.79	24.99	24.54	24.84
4201	NYSE	ATO	Tue, Jan 27, 2009	24.51	24.91	24.13	24.69
4200	NYSE	ATO	Mon, Jan 26, 2009	23.94	24.53	23.94	24.32
4199	NYSE	ATO	Fri, Jan 23, 2009	23.48	24.05	23.42	23.92
4198	NYSE	ATO	Thu, Jan 22, 2009	23.94	24.19	23.38	23.83
4197	NYSE	ATO	Wed, Jan 21, 2009	23.55	24.17	23.35	24.13
4196	NYSE	ATO	Tue, Jan 20, 2009	24.30	24.50	23.51	23.57
4195	NYSE	ATO	Fri, Jan 16, 2009	23.92	24.57	23.92	24.43
4194	NYSE	ATO	Thu, Jan 15, 2009	23.81	23.91	23.29	23.91
4193	NYSE	ATO	Wed, Jan 14, 2009	23.92	24.02	23.52	23.77
4192	NYSE	ATO	Tue, Jan 13, 2009	24.00	24.22	23.75	23.98
4191	NYSE	ATO	Mon, Jan 12, 2009	23.94	24.17	23.76	24.12
4190	NYSE	ATO	Fri, Jan 9, 2009	23.64	24.14	23.20	23.95
4189	NYSE	ATO	Thu, Jan 8, 2009	23.36	23.89	23.36	23.65
4188	NYSE	ATO	Wed, Jan 7, 2009	24.00	24.33	23.70	23.82
4187	NYSE	ATO	Tue, Jan 6, 2009	24.19	24.47	23.85	24.04
4186	NYSE	ATO	Mon, Jan 5, 2009	24.17	24.17	23.61	23.95
4185	NYSE	ATO	Fri, Jan 2, 2009	23.71	24.26	23.71	24.16
4184	NYSE	ATO	Wed, Dec 31, 2008	23.91	23.92	23.23	23.70
4183	NYSE	ATO	Tue, Dec 30, 2008	23.32	23.73	23.17	23.73
4182	NYSE	ATO	Mon, Dec 29, 2008	23.70	23.71	23.08	23.32
4181	NYSE	ATO	Fri, Dec 26, 2008	23.66	23.68	23.35	23.57
4180	NYSE	ATO	Wed, Dec 24, 2008	23.48	23.55	23.17	23.43
4179	NYSE	ATO	Tue, Dec 23, 2008	23.97	24.00	23.20	23.28
4178	NYSE	ATO	Mon, Dec 22, 2008	23.29	23.64	22.86	23.64
4177	NYSE	ATO	Fri, Dec 19, 2008	23.21	23.81	23.11	23.17
4176	NYSE	ATO	Thu, Dec 18, 2008	23.28	23.60	23.00	23.26
4175	NYSE	ATO	Wed, Dec 17, 2008	23.30	23.72	23.11	23.28
4174	NYSE	ATO	Tue, Dec 16, 2008	23.07	23.53	22.80	23.50
4173	NYSE	ATO	Mon, Dec 15, 2008	23.48	23.53	22.68	23.05
4172	NYSE	ATO	Fri, Dec 12, 2008	22.18	23.69	22.05	23.47
4171	NYSE	ATO	Thu, Dec 11, 2008	22.40	22.91	21.98	22.61
4170	NYSE	ATO	Wed, Dec 10, 2008	22.62	22.97	22.28	22.39
4169	NYSE	ATO	Tue, Dec 9, 2008	22.95	23.32	22.38	22.50
4168	NYSE	ATO	Mon, Dec 8, 2008	24.22	24.40	22.81	22.92
4167	NYSE	ATO	Fri, Dec 5, 2008	22.99	24.20	22.51	24.06
4166	NYSE	ATO	Thu, Dec 4, 2008	23.68	23.99	22.71	23.15
4165	NYSE	ATO	Wed, Dec 3, 2008	23.30	24.02	23.11	23.91
4164	NYSE	ATO	Tue, Dec 2, 2008	23.40	23.77	22.62	23.24
4163	NYSE	ATO	Mon, Dec 1, 2008	24.60	24.97	23.17	23.20
4162	NYSE	ATO	Fri, Nov 28, 2008	24.65	24.97	24.06	24.93
4161	NYSE	ATO	Wed, Nov 26, 2008	23.80	24.70	23.37	24.49
4160	NYSE	ATO	Tue, Nov 25, 2008	25.01	25.07	23.71	24.01
4159	NYSE	ATO	Mon, Nov 24, 2008	24.49	25.23	23.91	24.84
4158	NYSE	ATO	Fri, Nov 21, 2008	23.33	24.08	22.37	24.03
4157	NYSE	ATO	Thu, Nov 20, 2008	23.56	25.11	23.40	23.49
4156	NYSE	ATO	Wed, Nov 19, 2008	23.92	24.60	23.39	23.48
4155	NYSE	ATO	Tue, Nov 18, 2008	23.49	24.23	22.79	23.81
4154	NYSE	ATO	Mon, Nov 17, 2008	22.33	24.09	22.28	23.83
4153	NYSE	ATO	Fri, Nov 14, 2008	23.30	23.36	22.26	22.32
4152	NYSE	ATO	Thu, Nov 13, 2008	23.09	23.77	22.71	23.50
4151	NYSE	ATO	Wed, Nov 12, 2008	23.77	23.89	23.03	23.21
4150	NYSE	ATO	Tue, Nov 11, 2008	23.54	24.01	23.00	23.28
4149	NYSE	ATO	Mon, Nov 10, 2008	23.84	24.05	23.59	23.89
4148	NYSE	ATO	Fri, Nov 7, 2008	23.16	23.99	23.16	23.59
4147	NYSE	ATO	Thu, Nov 6, 2008	23.45	23.83	22.80	23.17
4146	NYSE	ATO	Wed, Nov 5, 2008	23.53	24.12	23.50	23.58
4145	NYSE	ATO	Tue, Nov 4, 2008	24.31	24.73	23.50	23.70
4144	NYSE	ATO	Mon, Nov 3, 2008	23.86	24.43	23.62	23.83
4143	NYSE	ATO	Fri, Oct 31, 2008	23.91	24.44	23.49	24.27
4142	NYSE	ATO	Thu, Oct 30, 2008	23.11	23.92	23.00	23.92
4141	NYSE	ATO	Wed, Oct 29, 2008	22.93	23.65	22.66	23.20
4140	NYSE	ATO	Tue, Oct 28, 2008	21.96	23.12	21.41	23.02
4139	NYSE	ATO	Mon, Oct 27, 2008	21.65	22.39	21.22	21.48
4138	NYSE	ATO	Fri, Oct 24, 2008	21.04	22.58	20.87	22.11
4137	NYSE	ATO	Thu, Oct 23, 2008	22.51	23.00	21.22	22.46
4136	NYSE	ATO	Wed, Oct 22, 2008	22.66	22.66	21.60	22.30
4135	NYSE	ATO	Tue, Oct 21, 2008	22.71	23.11	22.15	22.51
4134	NYSE	ATO	Mon, Oct 20, 2008	21.84	22.84	21.50	22.84
4133	NYSE	ATO	Fri, Oct 17, 2008	21.60	22.30	21.32	21.56
4132	NYSE	ATO	Thu, Oct 16, 2008	21.65	22.06	20.56	21.95
4131	NYSE	ATO	Wed, Oct 15, 2008	23.75	23.99	21.58	21.61
4130	NYSE	ATO	Tue, Oct 14, 2008	23.96	24.38	23.00	24.08
4129	NYSE	ATO	Mon, Oct 13, 2008	21.79	23.12	21.75	23.12
4128	NYSE	ATO	Fri, Oct 10, 2008	21.22	22.31	19.68	21.17
4127	NYSE	ATO	Thu, Oct 9, 2008	25.54	25.71	22.32	22.32
4126	NYSE	ATO	Wed, Oct 8, 2008	26.41	26.66	25.17	25.62
4125	NYSE	ATO	Tue, Oct 7, 2008	27.58	28.21	26.82	26.85
4124	NYSE	ATO	Mon, Oct 6, 2008	27.17	28.21	26.50	27.48
4123	NYSE	ATO	Fri, Oct 3, 2008	27.98	28.25	27.62	27.62
4122	NYSE	ATO	Thu, Oct 2, 2008	27.24	28.09	27.05	27.88
4121	NYSE	ATO	Wed, Oct 1, 2008	26.31	27.45	26.26	27.37
4120	NYSE	ATO	Tue, Sep 30, 2008	26.64	26.73	25.95	26.62
4119	NYSE	ATO	Mon, Sep 29, 2008	27.06	27.06	25.91	26.31
4118	NYSE	ATO	Fri, Sep 26, 2008	27.21	27.52	26.80	27.46
4117	NYSE	ATO	Thu, Sep 25, 2008	27.14	27.48	26.91	27.21
4116	NYSE	ATO	Wed, Sep 24, 2008	27.08	27.24	26.31	27.11
4115	NYSE	ATO	Tue, Sep 23, 2008	27.11	27.32	26.45	26.84
4114	NYSE	ATO	Mon, Sep 22, 2008	27.90	28.19	26.85	27.09
4113	NYSE	ATO	Fri, Sep 19, 2008	28.50	28.66	25.83	28.10
4112	NYSE	ATO	Thu, Sep 18, 2008	26.22	28.51	25.77	28.25
4111	NYSE	ATO	Wed, Sep 17, 2008	26.31	26.41	25.80	25.86
4110	NYSE	ATO	Tue, Sep 16, 2008	26.06	26.62	25.52	26.57
4109	NYSE	ATO	Mon, Sep 15, 2008	26.77	27.32	26.45	26.47
4108	NYSE	ATO	Fri, Sep 12, 2008	26.73	27.55	26.71	27.45
4107	NYSE	ATO	Thu, Sep 11, 2008	26.13	26.89	26.13	26.86
4106	NYSE	ATO	Wed, Sep 10, 2008	26.26	26.45	25.95	26.37
4105	NYSE	ATO	Tue, Sep 9, 2008	26.35	26.59	26.11	26.12
4104	NYSE	ATO	Mon, Sep 8, 2008	25.62	26.79	25.62	26.51
4103	NYSE	ATO	Fri, Sep 5, 2008	26.57	26.72	26.06	26.46
4102	NYSE	ATO	Thu, Sep 4, 2008	27.07	27.12	26.64	26.74
4101	NYSE	ATO	Wed, Sep 3, 2008	27.44	27.78	27.05	27.27
4100	NYSE	ATO	Tue, Sep 2, 2008	27.81	27.81	27.32	27.50
4099	NYSE	ATO	Fri, Aug 29, 2008	27.60	27.80	27.33	27.54
4098	NYSE	ATO	Thu, Aug 28, 2008	27.40	27.63	27.06	27.61
4097	NYSE	ATO	Wed, Aug 27, 2008	27.12	27.51	27.04	27.41
4096	NYSE	ATO	Tue, Aug 26, 2008	26.57	27.16	26.57	27.04
4095	NYSE	ATO	Mon, Aug 25, 2008	26.70	26.92	26.49	26.69
4094	NYSE	ATO	Fri, Aug 22, 2008	27.05	27.18	26.79	26.85
4093	NYSE	ATO	Thu, Aug 21, 2008	27.13	27.36	27.03	27.05
4092	NYSE	ATO	Wed, Aug 20, 2008	27.42	27.59	27.30	27.54
4091	NYSE	ATO	Tue, Aug 19, 2008	27.03	27.47	27.00	27.42
4090	NYSE	ATO	Mon, Aug 18, 2008	26.82	27.21	26.82	27.19
4089	NYSE	ATO	Fri, Aug 15, 2008	26.65	26.78	26.51	26.69
4088	NYSE	ATO	Thu, Aug 14, 2008	26.67	26.75	26.46	26.71
4087	NYSE	ATO	Wed, Aug 13, 2008	26.68	26.87	26.55	26.80
4086	NYSE	ATO	Tue, Aug 12, 2008	27.06	27.10	26.59	26.72
4085	NYSE	ATO	Mon, Aug 11, 2008	26.49	27.10	26.14	27.08
4084	NYSE	ATO	Fri, Aug 8, 2008	26.61	26.70	26.38	26.70
4083	NYSE	ATO	Thu, Aug 7, 2008	26.84	26.97	26.45	26.57
4082	NYSE	ATO	Wed, Aug 6, 2008	27.10	27.18	25.61	26.98
4081	NYSE	ATO	Tue, Aug 5, 2008	26.24	27.02	26.10	27.02
4080	NYSE	ATO	Mon, Aug 4, 2008	26.34	26.48	26.16	26.22
4079	NYSE	ATO	Fri, Aug 1, 2008	26.59	26.65	26.36	26.45
4078	NYSE	ATO	Thu, Jul 31, 2008	26.43	26.54	26.15	26.47
4077	NYSE	ATO	Wed, Jul 30, 2008	25.73	26.40	25.63	26.35
4076	NYSE	ATO	Tue, Jul 29, 2008	25.78	25.98	25.58	25.64
4075	NYSE	ATO	Mon, Jul 28, 2008	25.68	25.97	25.62	25.89
4074	NYSE	ATO	Fri, Jul 25, 2008	25.87	26.14	25.70	25.77
4073	NYSE	ATO	Thu, Jul 24, 2008	26.01	26.19	25.70	25.95
4072	NYSE	ATO	Wed, Jul 23, 2008	25.75	26.06	25.53	26.01
4071	NYSE	ATO	Tue, Jul 22, 2008	25.48	25.81	25.44	25.75
4070	NYSE	ATO	Mon, Jul 21, 2008	25.54	25.68	25.37	25.51
4069	NYSE	ATO	Fri, Jul 18, 2008	25.03	25.93	25.00	25.51
4068	NYSE	ATO	Thu, Jul 17, 2008	25.80	25.87	25.25	25.49
4067	NYSE	ATO	Wed, Jul 16, 2008	26.02	26.23	25.68	25.82
4066	NYSE	ATO	Tue, Jul 15, 2008	26.04	26.37	25.91	26.01
4065	NYSE	ATO	Mon, Jul 14, 2008	26.75	26.83	26.14	26.26
4064	NYSE	ATO	Fri, Jul 11, 2008	26.47	26.88	26.01	26.68
4063	NYSE	ATO	Thu, Jul 10, 2008	26.75	26.95	26.56	26.78
4062	NYSE	ATO	Wed, Jul 9, 2008	26.49	26.89	26.49	26.72
4061	NYSE	ATO	Tue, Jul 8, 2008	26.62	26.80	26.30	26.58
4060	NYSE	ATO	Mon, Jul 7, 2008	27.17	27.25	26.47	26.65
4059	NYSE	ATO	Thu, Jul 3, 2008	27.72	27.83	27.11	27.21
4058	NYSE	ATO	Wed, Jul 2, 2008	27.73	28.00	27.65	27.73
4057	NYSE	ATO	Tue, Jul 1, 2008	27.26	27.80	27.26	27.75
4056	NYSE	ATO	Mon, Jun 30, 2008	26.75	27.70	26.70	27.57
4055	NYSE	ATO	Fri, Jun 27, 2008	27.19	27.30	26.80	26.80
4054	NYSE	ATO	Thu, Jun 26, 2008	27.28	27.49	27.07	27.08
4053	NYSE	ATO	Wed, Jun 25, 2008	27.43	27.56	27.22	27.44
4052	NYSE	ATO	Tue, Jun 24, 2008	27.60	27.60	27.22	27.28
4051	NYSE	ATO	Mon, Jun 23, 2008	27.22	27.84	27.22	27.67
4050	NYSE	ATO	Fri, Jun 20, 2008	27.50	27.65	27.06	27.20
4049	NYSE	ATO	Thu, Jun 19, 2008	27.22	27.62	27.18	27.44
4048	NYSE	ATO	Wed, Jun 18, 2008	26.84	27.34	26.82	27.32
4047	NYSE	ATO	Tue, Jun 17, 2008	26.73	26.98	26.67	26.88
4046	NYSE	ATO	Mon, Jun 16, 2008	26.31	26.71	26.31	26.67
4045	NYSE	ATO	Fri, Jun 13, 2008	26.59	26.74	26.31	26.43
4044	NYSE	ATO	Thu, Jun 12, 2008	26.86	27.01	26.40	26.55
4043	NYSE	ATO	Wed, Jun 11, 2008	27.07	27.25	26.84	26.85
4042	NYSE	ATO	Tue, Jun 10, 2008	27.14	27.27	26.82	27.05
4041	NYSE	ATO	Mon, Jun 9, 2008	27.06	27.29	27.01	27.15
4040	NYSE	ATO	Fri, Jun 6, 2008	27.26	27.36	27.06	27.06
4039	NYSE	ATO	Thu, Jun 5, 2008	27.47	27.48	27.07	27.41
4038	NYSE	ATO	Wed, Jun 4, 2008	27.10	27.41	26.94	27.22
4037	NYSE	ATO	Tue, Jun 3, 2008	27.23	27.25	27.00	27.06
4036	NYSE	ATO	Mon, Jun 2, 2008	27.43	27.43	27.04	27.16
4035	NYSE	ATO	Fri, May 30, 2008	27.41	27.58	27.14	27.39
4034	NYSE	ATO	Thu, May 29, 2008	27.41	27.71	27.32	27.40
4033	NYSE	ATO	Wed, May 28, 2008	27.68	27.75	27.49	27.56
4032	NYSE	ATO	Tue, May 27, 2008	27.25	27.60	27.17	27.54
4031	NYSE	ATO	Fri, May 23, 2008	27.50	27.68	27.17	27.31
4030	NYSE	ATO	Thu, May 22, 2008	27.76	27.82	27.18	27.53
4029	NYSE	ATO	Wed, May 21, 2008	28.04	28.48	27.95	28.02
4028	NYSE	ATO	Tue, May 20, 2008	28.16	28.39	27.97	28.05
4027	NYSE	ATO	Mon, May 19, 2008	28.15	28.40	27.98	28.21
4026	NYSE	ATO	Fri, May 16, 2008	28.46	28.58	28.16	28.28
4025	NYSE	ATO	Thu, May 15, 2008	28.62	28.64	28.27	28.34
4024	NYSE	ATO	Wed, May 14, 2008	28.08	28.60	28.03	28.54
4023	NYSE	ATO	Tue, May 13, 2008	27.87	28.20	27.74	28.13
4022	NYSE	ATO	Mon, May 12, 2008	28.00	28.05	27.86	27.98
4021	NYSE	ATO	Fri, May 9, 2008	27.62	27.92	27.62	27.86
4020	NYSE	ATO	Thu, May 8, 2008	27.90	27.90	27.43	27.65
4019	NYSE	ATO	Wed, May 7, 2008	28.49	28.63	27.90	27.90
4018	NYSE	ATO	Tue, May 6, 2008	28.30	28.59	28.26	28.43
4017	NYSE	ATO	Mon, May 5, 2008	27.87	28.58	27.83	28.44
4016	NYSE	ATO	Fri, May 2, 2008	28.20	28.42	27.74	27.97
4015	NYSE	ATO	Thu, May 1, 2008	27.80	28.17	27.68	28.10
4014	NYSE	ATO	Wed, Apr 30, 2008	28.00	28.17	27.57	27.68
4013	NYSE	ATO	Tue, Apr 29, 2008	27.93	28.27	27.73	27.94
4012	NYSE	ATO	Mon, Apr 28, 2008	28.02	28.10	27.79	28.07
4011	NYSE	ATO	Fri, Apr 25, 2008	27.65	27.98	27.65	27.88
4010	NYSE	ATO	Thu, Apr 24, 2008	27.46	28.02	27.19	27.64
4009	NYSE	ATO	Wed, Apr 23, 2008	26.79	27.38	26.70	27.31
4008	NYSE	ATO	Tue, Apr 22, 2008	26.90	27.00	26.66	26.81
4007	NYSE	ATO	Mon, Apr 21, 2008	27.29	27.35	26.89	27.01
4006	NYSE	ATO	Fri, Apr 18, 2008	27.20	27.36	27.09	27.36
4005	NYSE	ATO	Thu, Apr 17, 2008	27.02	27.25	26.90	27.11
4004	NYSE	ATO	Wed, Apr 16, 2008	26.37	27.12	26.36	27.07
4003	NYSE	ATO	Tue, Apr 15, 2008	25.81	26.30	25.81	26.30
4002	NYSE	ATO	Mon, Apr 14, 2008	25.81	26.00	25.74	25.83
4001	NYSE	ATO	Fri, Apr 11, 2008	26.00	26.13	25.77	25.81
4000	NYSE	ATO	Thu, Apr 10, 2008	26.15	26.20	26.00	26.05
3999	NYSE	ATO	Wed, Apr 9, 2008	26.35	26.67	26.18	26.25
3998	NYSE	ATO	Tue, Apr 8, 2008	26.57	26.67	26.34	26.41
3997	NYSE	ATO	Mon, Apr 7, 2008	26.59	26.99	26.54	26.82
3996	NYSE	ATO	Fri, Apr 4, 2008	26.83	27.00	26.43	26.44
3995	NYSE	ATO	Thu, Apr 3, 2008	26.89	26.98	26.61	26.72
3994	NYSE	ATO	Wed, Apr 2, 2008	26.39	26.84	26.13	26.78
3993	NYSE	ATO	Tue, Apr 1, 2008	25.75	26.27	25.55	26.27
3992	NYSE	ATO	Mon, Mar 31, 2008	25.09	25.57	25.06	25.50
3991	NYSE	ATO	Fri, Mar 28, 2008	25.45	25.57	25.02	25.09
3990	NYSE	ATO	Thu, Mar 27, 2008	25.46	25.59	25.20	25.30
3989	NYSE	ATO	Wed, Mar 26, 2008	25.06	25.36	25.01	25.24
3988	NYSE	ATO	Tue, Mar 25, 2008	25.15	25.29	25.00	25.10
3987	NYSE	ATO	Mon, Mar 24, 2008	25.41	25.58	25.11	25.11
3986	NYSE	ATO	Thu, Mar 20, 2008	25.30	25.53	25.14	25.22
3985	NYSE	ATO	Wed, Mar 19, 2008	25.92	26.00	25.28	25.28
3984	NYSE	ATO	Tue, Mar 18, 2008	25.82	25.90	25.44	25.68
3983	NYSE	ATO	Mon, Mar 17, 2008	25.90	25.90	25.30	25.61
3982	NYSE	ATO	Fri, Mar 14, 2008	25.87	26.07	25.51	25.90
3981	NYSE	ATO	Thu, Mar 13, 2008	25.50	26.03	25.50	25.85
3980	NYSE	ATO	Wed, Mar 12, 2008	25.98	26.22	25.67	25.67
3979	NYSE	ATO	Tue, Mar 11, 2008	26.10	26.22	25.65	26.03
3978	NYSE	ATO	Mon, Mar 10, 2008	25.70	25.91	25.55	25.60
3977	NYSE	ATO	Fri, Mar 7, 2008	25.72	26.00	25.52	25.78
3976	NYSE	ATO	Thu, Mar 6, 2008	26.12	26.23	25.77	25.87
3975	NYSE	ATO	Wed, Mar 5, 2008	26.52	26.52	26.07	26.24
3974	NYSE	ATO	Tue, Mar 4, 2008	25.90	26.40	25.88	26.34
3973	NYSE	ATO	Mon, Mar 3, 2008	26.08	26.26	25.81	26.07
3972	NYSE	ATO	Fri, Feb 29, 2008	26.51	26.59	25.84	26.00
3971	NYSE	ATO	Thu, Feb 28, 2008	26.58	26.70	26.33	26.61
3970	NYSE	ATO	Wed, Feb 27, 2008	26.86	27.12	26.70	26.74
3969	NYSE	ATO	Tue, Feb 26, 2008	26.96	27.13	26.87	27.13
3968	NYSE	ATO	Mon, Feb 25, 2008	26.87	27.21	26.67	27.07
3967	NYSE	ATO	Fri, Feb 22, 2008	26.86	26.95	26.53	26.72
3966	NYSE	ATO	Thu, Feb 21, 2008	27.44	27.44	26.79	26.85
3965	NYSE	ATO	Wed, Feb 20, 2008	27.15	27.68	27.09	27.65
3964	NYSE	ATO	Tue, Feb 19, 2008	27.17	27.45	27.07	27.23
3963	NYSE	ATO	Fri, Feb 15, 2008	27.24	27.24	26.81	27.04
3962	NYSE	ATO	Thu, Feb 14, 2008	27.42	27.65	27.14	27.24
3961	NYSE	ATO	Wed, Feb 13, 2008	27.61	27.85	27.48	27.51
3960	NYSE	ATO	Tue, Feb 12, 2008	27.97	27.97	27.43	27.63
3959	NYSE	ATO	Mon, Feb 11, 2008	27.54	28.00	27.17	27.96
3958	NYSE	ATO	Fri, Feb 8, 2008	27.50	27.74	27.36	27.51
3957	NYSE	ATO	Thu, Feb 7, 2008	27.59	27.78	27.22	27.46
3956	NYSE	ATO	Wed, Feb 6, 2008	28.70	28.70	27.52	27.63
3955	NYSE	ATO	Tue, Feb 5, 2008	28.83	28.83	28.21	28.33
3954	NYSE	ATO	Mon, Feb 4, 2008	28.82	29.11	28.68	28.91
3953	NYSE	ATO	Fri, Feb 1, 2008	28.71	29.29	28.62	28.96
3952	NYSE	ATO	Thu, Jan 31, 2008	28.11	28.84	27.96	28.68
3951	NYSE	ATO	Wed, Jan 30, 2008	28.35	28.85	28.02	28.25
3950	NYSE	ATO	Tue, Jan 29, 2008	27.80	28.46	27.80	28.32
3949	NYSE	ATO	Mon, Jan 28, 2008	27.40	27.91	27.34	27.80
3948	NYSE	ATO	Fri, Jan 25, 2008	27.67	27.79	27.38	27.47
3947	NYSE	ATO	Thu, Jan 24, 2008	28.03	28.13	27.56	27.56
3946	NYSE	ATO	Wed, Jan 23, 2008	26.66	27.94	26.43	27.85
3945	NYSE	ATO	Tue, Jan 22, 2008	26.14	27.17	26.00	26.91
3944	NYSE	ATO	Fri, Jan 18, 2008	27.46	27.46	26.70	26.92
3943	NYSE	ATO	Thu, Jan 17, 2008	27.66	27.85	27.28	27.36
3942	NYSE	ATO	Wed, Jan 16, 2008	27.65	27.82	27.35	27.60
3941	NYSE	ATO	Tue, Jan 15, 2008	27.84	27.90	27.30	27.56
3940	NYSE	ATO	Mon, Jan 14, 2008	27.92	28.32	27.63	27.87
3939	NYSE	ATO	Fri, Jan 11, 2008	27.85	27.98	27.47	27.85
3938	NYSE	ATO	Thu, Jan 10, 2008	27.95	28.34	27.75	28.02
3937	NYSE	ATO	Wed, Jan 9, 2008	27.85	28.17	27.79	28.17
3936	NYSE	ATO	Tue, Jan 8, 2008	28.09	28.29	27.95	28.00
3935	NYSE	ATO	Mon, Jan 7, 2008	27.86	28.15	27.71	27.94
3934	NYSE	ATO	Fri, Jan 4, 2008	27.60	27.89	27.60	27.67
3933	NYSE	ATO	Thu, Jan 3, 2008	27.93	28.17	27.71	27.79
3932	NYSE	ATO	Wed, Jan 2, 2008	28.04	28.18	27.74	27.95
3931	NYSE	ATO	Mon, Dec 31, 2007	28.15	28.19	27.83	28.04
3930	NYSE	ATO	Fri, Dec 28, 2007	28.25	28.37	28.10	28.10
3929	NYSE	ATO	Thu, Dec 27, 2007	28.44	28.48	28.07	28.21
3928	NYSE	ATO	Wed, Dec 26, 2007	28.71	28.71	28.26	28.39
3927	NYSE	ATO	Mon, Dec 24, 2007	28.52	28.83	28.31	28.76
3926	NYSE	ATO	Fri, Dec 21, 2007	28.00	28.65	27.81	28.65
3925	NYSE	ATO	Thu, Dec 20, 2007	27.47	28.00	27.47	28.00
3924	NYSE	ATO	Wed, Dec 19, 2007	27.04	28.09	26.91	27.43
3923	NYSE	ATO	Tue, Dec 18, 2007	27.08	27.15	26.67	27.15
3922	NYSE	ATO	Mon, Dec 17, 2007	26.91	26.98	26.63	26.74
3921	NYSE	ATO	Fri, Dec 14, 2007	26.98	27.30	26.84	26.88
3920	NYSE	ATO	Thu, Dec 13, 2007	26.66	27.28	26.65	27.28
3919	NYSE	ATO	Wed, Dec 12, 2007	27.20	27.35	26.71	26.94
3918	NYSE	ATO	Tue, Dec 11, 2007	27.29	27.45	26.97	27.03
3917	NYSE	ATO	Mon, Dec 10, 2007	27.29	27.29	26.89	27.19
3916	NYSE	ATO	Fri, Dec 7, 2007	27.43	27.49	26.98	27.07
3915	NYSE	ATO	Thu, Dec 6, 2007	26.90	27.39	26.74	27.39
3914	NYSE	ATO	Wed, Dec 5, 2007	26.83	26.90	26.57	26.82
3913	NYSE	ATO	Tue, Dec 4, 2007	26.26	26.51	26.10	26.49
3912	NYSE	ATO	Mon, Dec 3, 2007	26.30	26.39	26.10	26.18
3911	NYSE	ATO	Fri, Nov 30, 2007	26.11	26.50	26.07	26.19
3910	NYSE	ATO	Thu, Nov 29, 2007	26.22	26.34	26.04	26.11
3909	NYSE	ATO	Wed, Nov 28, 2007	26.13	26.34	26.08	26.20
3908	NYSE	ATO	Tue, Nov 27, 2007	26.37	26.37	26.01	26.13
3907	NYSE	ATO	Mon, Nov 26, 2007	26.59	26.60	26.15	26.21
3906	NYSE	ATO	Fri, Nov 23, 2007	26.55	26.69	26.31	26.58
3905	NYSE	ATO	Wed, Nov 21, 2007	26.80	26.80	26.36	26.47
3904	NYSE	ATO	Tue, Nov 20, 2007	26.79	26.98	26.44	26.92
3903	NYSE	ATO	Mon, Nov 19, 2007	26.71	26.97	26.65	26.90
3902	NYSE	ATO	Fri, Nov 16, 2007	27.11	27.31	26.64	26.90
3901	NYSE	ATO	Thu, Nov 15, 2007	27.07	27.21	26.80	27.21
3900	NYSE	ATO	Wed, Nov 14, 2007	27.42	27.42	26.90	27.02
3899	NYSE	ATO	Tue, Nov 13, 2007	26.83	27.12	26.81	27.12
3898	NYSE	ATO	Mon, Nov 12, 2007	27.02	27.12	26.72	26.77
3897	NYSE	ATO	Fri, Nov 9, 2007	26.64	26.93	26.44	26.80
3896	NYSE	ATO	Thu, Nov 8, 2007	27.00	27.99	26.50	26.96
3895	NYSE	ATO	Wed, Nov 7, 2007	27.87	27.87	26.95	26.95
3894	NYSE	ATO	Tue, Nov 6, 2007	28.02	28.03	27.50	27.84
3893	NYSE	ATO	Mon, Nov 5, 2007	28.18	28.18	27.72	27.83
3892	NYSE	ATO	Fri, Nov 2, 2007	28.00	28.13	27.61	28.08
3891	NYSE	ATO	Thu, Nov 1, 2007	27.95	28.08	27.62	27.76
3890	NYSE	ATO	Wed, Oct 31, 2007	27.68	28.20	27.60	28.05
3889	NYSE	ATO	Tue, Oct 30, 2007	27.94	28.13	27.70	27.77
3888	NYSE	ATO	Mon, Oct 29, 2007	28.08	28.28	27.73	27.96
3887	NYSE	ATO	Fri, Oct 26, 2007	28.14	28.24	27.83	28.12
3886	NYSE	ATO	Thu, Oct 25, 2007	28.12	28.36	27.96	28.08
3885	NYSE	ATO	Wed, Oct 24, 2007	28.06	28.16	27.61	28.12
3884	NYSE	ATO	Tue, Oct 23, 2007	28.27	28.33	27.60	28.06
3883	NYSE	ATO	Mon, Oct 22, 2007	27.69	27.95	27.54	27.92
3882	NYSE	ATO	Fri, Oct 19, 2007	28.29	28.32	27.73	27.78
3881	NYSE	ATO	Thu, Oct 18, 2007	28.33	28.43	28.16	28.29
3880	NYSE	ATO	Wed, Oct 17, 2007	28.60	28.73	28.00	28.27
3879	NYSE	ATO	Tue, Oct 16, 2007	28.86	28.99	28.49	28.63
3878	NYSE	ATO	Mon, Oct 15, 2007	29.38	29.38	28.66	28.85
3877	NYSE	ATO	Fri, Oct 12, 2007	29.49	29.63	29.27	29.38
3876	NYSE	ATO	Thu, Oct 11, 2007	29.48	29.60	29.28	29.46
3875	NYSE	ATO	Wed, Oct 10, 2007	29.46	29.46	29.08	29.32
3874	NYSE	ATO	Tue, Oct 9, 2007	29.29	29.44	29.16	29.44
3873	NYSE	ATO	Mon, Oct 8, 2007	29.34	29.47	29.13	29.17
3872	NYSE	ATO	Fri, Oct 5, 2007	29.01	29.28	28.95	29.28
3871	NYSE	ATO	Thu, Oct 4, 2007	29.00	29.07	28.81	29.00
3870	NYSE	ATO	Wed, Oct 3, 2007	28.92	29.07	28.65	28.92
3869	NYSE	ATO	Tue, Oct 2, 2007	28.87	28.97	28.68	28.83
3868	NYSE	ATO	Mon, Oct 1, 2007	28.48	28.98	28.46	28.92
3867	NYSE	ATO	Fri, Sep 28, 2007	28.52	28.63	28.18	28.32
3866	NYSE	ATO	Thu, Sep 27, 2007	28.71	28.73	28.40	28.44
3865	NYSE	ATO	Wed, Sep 26, 2007	28.42	28.65	28.35	28.50
3864	NYSE	ATO	Tue, Sep 25, 2007	28.33	28.38	28.15	28.25
3863	NYSE	ATO	Mon, Sep 24, 2007	28.30	28.44	28.20	28.32
3862	NYSE	ATO	Fri, Sep 21, 2007	28.50	28.55	28.17	28.30
3861	NYSE	ATO	Thu, Sep 20, 2007	28.15	28.30	28.07	28.23
3860	NYSE	ATO	Wed, Sep 19, 2007	27.89	28.33	27.89	28.18
3859	NYSE	ATO	Tue, Sep 18, 2007	27.43	27.88	27.32	27.87
3858	NYSE	ATO	Mon, Sep 17, 2007	27.46	27.60	27.32	27.42
3857	NYSE	ATO	Fri, Sep 14, 2007	27.60	27.66	27.39	27.59
3856	NYSE	ATO	Thu, Sep 13, 2007	28.20	28.24	27.68	27.76
3855	NYSE	ATO	Wed, Sep 12, 2007	28.30	28.58	28.06	28.12
3854	NYSE	ATO	Tue, Sep 11, 2007	27.74	28.22	27.52	28.20
3853	NYSE	ATO	Mon, Sep 10, 2007	27.52	27.77	27.28	27.68
3852	NYSE	ATO	Fri, Sep 7, 2007	27.83	27.83	27.39	27.54
3851	NYSE	ATO	Thu, Sep 6, 2007	27.93	28.02	27.56	27.83
3850	NYSE	ATO	Wed, Sep 5, 2007	28.13	28.16	27.69	27.92
3849	NYSE	ATO	Tue, Sep 4, 2007	28.29	28.46	28.14	28.16
3848	NYSE	ATO	Fri, Aug 31, 2007	28.32	28.33	27.87	28.11
3847	NYSE	ATO	Thu, Aug 30, 2007	27.99	28.56	27.84	27.91
3846	NYSE	ATO	Wed, Aug 29, 2007	27.84	28.11	27.46	27.98
3845	NYSE	ATO	Tue, Aug 28, 2007	27.90	28.14	27.52	27.53
3844	NYSE	ATO	Mon, Aug 27, 2007	28.68	28.90	27.71	27.85
3843	NYSE	ATO	Fri, Aug 24, 2007	27.35	27.84	27.30	27.84
3842	NYSE	ATO	Thu, Aug 23, 2007	27.35	27.61	27.10	27.35
3841	NYSE	ATO	Wed, Aug 22, 2007	27.60	27.70	27.23	27.57
3840	NYSE	ATO	Tue, Aug 21, 2007	27.39	27.76	27.22	27.48
3839	NYSE	ATO	Mon, Aug 20, 2007	27.22	27.53	26.89	27.35
3838	NYSE	ATO	Fri, Aug 17, 2007	27.32	27.50	26.66	27.23
3837	NYSE	ATO	Thu, Aug 16, 2007	26.69	27.00	26.00	26.85
3836	NYSE	ATO	Wed, Aug 15, 2007	26.79	27.59	26.58	26.69
3835	NYSE	ATO	Tue, Aug 14, 2007	27.33	27.72	26.98	27.01
3834	NYSE	ATO	Mon, Aug 13, 2007	28.00	28.19	27.38	27.42
3833	NYSE	ATO	Fri, Aug 10, 2007	26.42	28.17	25.85	27.80
3832	NYSE	ATO	Thu, Aug 9, 2007	26.14	26.58	23.87	26.47
3831	NYSE	ATO	Wed, Aug 8, 2007	27.03	27.60	26.22	26.73
3830	NYSE	ATO	Tue, Aug 7, 2007	27.70	28.16	27.23	27.88
3829	NYSE	ATO	Mon, Aug 6, 2007	27.43	27.69	26.91	27.69
3828	NYSE	ATO	Fri, Aug 3, 2007	28.28	28.35	27.25	27.31
3827	NYSE	ATO	Thu, Aug 2, 2007	28.58	28.78	28.10	28.37
3826	NYSE	ATO	Wed, Aug 1, 2007	28.07	28.55	27.96	28.45
3825	NYSE	ATO	Tue, Jul 31, 2007	28.63	28.78	28.01	28.07
3824	NYSE	ATO	Mon, Jul 30, 2007	28.61	29.15	28.43	28.44
3823	NYSE	ATO	Fri, Jul 27, 2007	29.30	29.40	28.39	28.45
3822	NYSE	ATO	Thu, Jul 26, 2007	28.97	29.45	28.82	29.21
3821	NYSE	ATO	Wed, Jul 25, 2007	29.68	29.85	29.28	29.58
3820	NYSE	ATO	Tue, Jul 24, 2007	30.15	30.15	29.34	29.41
3819	NYSE	ATO	Mon, Jul 23, 2007	30.10	30.53	30.00	30.17
3818	NYSE	ATO	Fri, Jul 20, 2007	30.12	30.25	29.83	29.85
3817	NYSE	ATO	Thu, Jul 19, 2007	30.31	30.31	29.76	30.24
3816	NYSE	ATO	Wed, Jul 18, 2007	30.01	30.18	29.78	30.11
3815	NYSE	ATO	Tue, Jul 17, 2007	30.13	30.39	30.05	30.05
3814	NYSE	ATO	Mon, Jul 16, 2007	30.55	30.61	30.14	30.20
3813	NYSE	ATO	Fri, Jul 13, 2007	30.69	30.78	30.51	30.64
3812	NYSE	ATO	Thu, Jul 12, 2007	30.30	30.66	30.30	30.66
3811	NYSE	ATO	Wed, Jul 11, 2007	30.25	30.50	30.06	30.17
3810	NYSE	ATO	Tue, Jul 10, 2007	30.34	30.61	30.24	30.24
3809	NYSE	ATO	Mon, Jul 9, 2007	30.40	30.40	30.12	30.39
3808	NYSE	ATO	Fri, Jul 6, 2007	30.44	30.84	30.22	30.29
3807	NYSE	ATO	Thu, Jul 5, 2007	30.59	30.76	30.22	30.34
3806	NYSE	ATO	Tue, Jul 3, 2007	30.46	30.66	30.43	30.52
3805	NYSE	ATO	Mon, Jul 2, 2007	30.10	30.68	30.10	30.33
3804	NYSE	ATO	Fri, Jun 29, 2007	30.09	30.28	29.91	30.06
3803	NYSE	ATO	Thu, Jun 28, 2007	30.01	30.30	29.81	29.95
3802	NYSE	ATO	Wed, Jun 27, 2007	29.23	29.92	29.11	29.91
3801	NYSE	ATO	Tue, Jun 26, 2007	29.82	30.04	29.38	29.38
3800	NYSE	ATO	Mon, Jun 25, 2007	29.83	29.95	29.63	29.81
3799	NYSE	ATO	Fri, Jun 22, 2007	29.93	30.35	29.66	29.83
3798	NYSE	ATO	Thu, Jun 21, 2007	30.04	30.17	29.81	30.07
3797	NYSE	ATO	Wed, Jun 20, 2007	30.62	30.83	30.06	30.13
3796	NYSE	ATO	Tue, Jun 19, 2007	30.21	30.51	30.05	30.44
3795	NYSE	ATO	Mon, Jun 18, 2007	30.51	30.58	30.24	30.38
3794	NYSE	ATO	Fri, Jun 15, 2007	30.53	30.59	30.27	30.56
3793	NYSE	ATO	Thu, Jun 14, 2007	30.01	30.30	30.01	30.27
3792	NYSE	ATO	Wed, Jun 13, 2007	30.12	30.29	29.93	30.04
3791	NYSE	ATO	Tue, Jun 12, 2007	30.76	30.76	29.91	30.10
3790	NYSE	ATO	Mon, Jun 11, 2007	30.72	31.26	30.62	30.72
3789	NYSE	ATO	Fri, Jun 8, 2007	30.63	30.80	30.37	30.66
3788	NYSE	ATO	Thu, Jun 7, 2007	31.50	31.54	30.70	30.76
3787	NYSE	ATO	Wed, Jun 6, 2007	32.14	32.14	31.58	31.68
3786	NYSE	ATO	Tue, Jun 5, 2007	32.38	32.40	32.08	32.12
3785	NYSE	ATO	Mon, Jun 4, 2007	32.40	32.49	32.27	32.43
3784	NYSE	ATO	Fri, Jun 1, 2007	32.36	32.60	32.32	32.48
3783	NYSE	ATO	Thu, May 31, 2007	32.41	32.55	32.34	32.39
3782	NYSE	ATO	Wed, May 30, 2007	31.89	32.80	31.89	32.44
3781	NYSE	ATO	Tue, May 29, 2007	31.95	32.64	31.95	32.16
3780	NYSE	ATO	Fri, May 25, 2007	32.01	32.19	31.74	31.87
3779	NYSE	ATO	Thu, May 24, 2007	32.38	32.67	31.88	32.01
3778	NYSE	ATO	Wed, May 23, 2007	32.84	32.99	32.44	32.51
3777	NYSE	ATO	Tue, May 22, 2007	33.06	33.47	32.94	33.11
3776	NYSE	ATO	Mon, May 21, 2007	32.82	33.12	32.71	33.06
3775	NYSE	ATO	Fri, May 18, 2007	32.85	33.02	32.70	32.82
3774	NYSE	ATO	Thu, May 17, 2007	32.57	32.91	32.57	32.85
3773	NYSE	ATO	Wed, May 16, 2007	32.13	32.62	32.13	32.49
3772	NYSE	ATO	Tue, May 15, 2007	32.20	32.52	32.13	32.13
3771	NYSE	ATO	Mon, May 14, 2007	32.10	32.26	32.05	32.13
3770	NYSE	ATO	Fri, May 11, 2007	31.85	32.19	31.85	32.07
3769	NYSE	ATO	Thu, May 10, 2007	32.21	32.21	31.83	31.83
3768	NYSE	ATO	Wed, May 9, 2007	32.20	32.37	32.13	32.33
3767	NYSE	ATO	Tue, May 8, 2007	31.94	32.26	31.94	32.22
3766	NYSE	ATO	Mon, May 7, 2007	32.10	32.28	32.00	32.10
3765	NYSE	ATO	Fri, May 4, 2007	32.15	32.39	31.84	32.06
3764	NYSE	ATO	Thu, May 3, 2007	32.00	32.16	31.66	32.07
3763	NYSE	ATO	Wed, May 2, 2007	32.16	32.24	31.70	31.99
3762	NYSE	ATO	Tue, May 1, 2007	31.68	32.25	31.59	32.09
3761	NYSE	ATO	Mon, Apr 30, 2007	32.10	32.44	31.72	31.72
3760	NYSE	ATO	Fri, Apr 27, 2007	32.01	32.23	31.92	32.01
3759	NYSE	ATO	Thu, Apr 26, 2007	32.29	32.30	32.09	32.17
3758	NYSE	ATO	Wed, Apr 25, 2007	32.14	32.43	32.06	32.27
3757	NYSE	ATO	Tue, Apr 24, 2007	32.07	32.23	31.92	32.14
3756	NYSE	ATO	Mon, Apr 23, 2007	32.15	32.32	32.08	32.14
3755	NYSE	ATO	Fri, Apr 20, 2007	32.25	32.35	31.93	32.20
3754	NYSE	ATO	Thu, Apr 19, 2007	32.20	32.31	32.08	32.19
3753	NYSE	ATO	Wed, Apr 18, 2007	32.44	32.48	32.20	32.32
3752	NYSE	ATO	Tue, Apr 17, 2007	32.54	32.71	32.33	32.55
3751	NYSE	ATO	Mon, Apr 16, 2007	32.44	32.62	32.43	32.56
3750	NYSE	ATO	Fri, Apr 13, 2007	32.44	32.55	32.36	32.45
3749	NYSE	ATO	Thu, Apr 12, 2007	32.48	32.49	32.27	32.45
3748	NYSE	ATO	Wed, Apr 11, 2007	32.55	32.62	32.34	32.42
3747	NYSE	ATO	Tue, Apr 10, 2007	32.21	32.61	32.00	32.58
3746	NYSE	ATO	Mon, Apr 9, 2007	31.77	32.10	31.58	32.10
3745	NYSE	ATO	Thu, Apr 5, 2007	31.75	31.80	31.54	31.62
3744	NYSE	ATO	Wed, Apr 4, 2007	31.61	31.80	31.49	31.79
3743	NYSE	ATO	Tue, Apr 3, 2007	31.34	31.64	31.21	31.50
3742	NYSE	ATO	Mon, Apr 2, 2007	31.10	31.35	30.66	31.30
3741	NYSE	ATO	Fri, Mar 30, 2007	31.47	31.71	31.15	31.28
3740	NYSE	ATO	Thu, Mar 29, 2007	31.41	31.41	31.10	31.39
3739	NYSE	ATO	Wed, Mar 28, 2007	31.15	31.41	31.01	31.30
3738	NYSE	ATO	Tue, Mar 27, 2007	31.14	31.22	30.82	31.15
3737	NYSE	ATO	Mon, Mar 26, 2007	31.00	31.21	30.46	31.15
3736	NYSE	ATO	Fri, Mar 23, 2007	31.44	31.70	30.83	31.15
3735	NYSE	ATO	Thu, Mar 22, 2007	32.19	32.37	32.18	32.25
3734	NYSE	ATO	Wed, Mar 21, 2007	31.91	32.38	31.81	32.29
3733	NYSE	ATO	Tue, Mar 20, 2007	31.93	32.06	31.80	31.90
3732	NYSE	ATO	Mon, Mar 19, 2007	31.86	32.12	31.86	32.00
3731	NYSE	ATO	Fri, Mar 16, 2007	31.86	32.21	31.65	31.74
3730	NYSE	ATO	Thu, Mar 15, 2007	31.30	31.88	31.24	31.75
3729	NYSE	ATO	Wed, Mar 14, 2007	31.08	31.45	30.87	31.36
3728	NYSE	ATO	Tue, Mar 13, 2007	31.47	31.56	30.95	31.00
3727	NYSE	ATO	Mon, Mar 12, 2007	31.22	31.54	31.16	31.47
3726	NYSE	ATO	Fri, Mar 9, 2007	31.47	31.53	31.16	31.18
3725	NYSE	ATO	Thu, Mar 8, 2007	31.33	31.50	31.30	31.36
3724	NYSE	ATO	Wed, Mar 7, 2007	31.25	31.47	31.09	31.29
3723	NYSE	ATO	Tue, Mar 6, 2007	30.72	31.25	30.72	31.23
3722	NYSE	ATO	Mon, Mar 5, 2007	31.08	31.17	30.63	30.63
3721	NYSE	ATO	Fri, Mar 2, 2007	31.40	31.45	31.11	31.28
3720	NYSE	ATO	Thu, Mar 1, 2007	31.30	31.59	31.00	31.40
3719	NYSE	ATO	Wed, Feb 28, 2007	31.80	31.91	31.46	31.46
3718	NYSE	ATO	Tue, Feb 27, 2007	32.19	32.19	31.62	31.71
3717	NYSE	ATO	Mon, Feb 26, 2007	32.36	32.55	32.23	32.32
3716	NYSE	ATO	Fri, Feb 23, 2007	32.46	32.55	32.21	32.36
3715	NYSE	ATO	Thu, Feb 22, 2007	32.46	32.59	32.34	32.53
3714	NYSE	ATO	Wed, Feb 21, 2007	32.95	33.00	32.70	32.78
3713	NYSE	ATO	Tue, Feb 20, 2007	32.88	33.07	32.76	33.00
3712	NYSE	ATO	Fri, Feb 16, 2007	32.94	32.95	32.67	32.87
3711	NYSE	ATO	Thu, Feb 15, 2007	32.97	33.02	32.84	32.94
3710	NYSE	ATO	Wed, Feb 14, 2007	32.75	33.00	32.72	32.94
3709	NYSE	ATO	Tue, Feb 13, 2007	32.23	32.76	32.19	32.75
3708	NYSE	ATO	Mon, Feb 12, 2007	32.13	32.31	31.98	32.12
3707	NYSE	ATO	Fri, Feb 9, 2007	32.40	32.44	32.06	32.23
3706	NYSE	ATO	Thu, Feb 8, 2007	31.85	32.40	31.85	32.36
3705	NYSE	ATO	Wed, Feb 7, 2007	31.67	32.00	31.50	31.95
3704	NYSE	ATO	Tue, Feb 6, 2007	31.47	31.67	31.24	31.67
3703	NYSE	ATO	Mon, Feb 5, 2007	31.50	31.57	31.28	31.47
3702	NYSE	ATO	Fri, Feb 2, 2007	31.65	31.65	31.40	31.50
3701	NYSE	ATO	Thu, Feb 1, 2007	31.30	31.57	31.23	31.55
3700	NYSE	ATO	Wed, Jan 31, 2007	31.29	31.33	31.01	31.24
3699	NYSE	ATO	Tue, Jan 30, 2007	31.13	31.31	31.11	31.24
3698	NYSE	ATO	Mon, Jan 29, 2007	31.30	31.30	31.00	31.08
3697	NYSE	ATO	Fri, Jan 26, 2007	31.16	31.25	30.79	31.23
3696	NYSE	ATO	Thu, Jan 25, 2007	31.63	31.65	31.02	31.05
3695	NYSE	ATO	Wed, Jan 24, 2007	31.44	31.72	31.40	31.59
3694	NYSE	ATO	Tue, Jan 23, 2007	31.25	31.69	31.25	31.49
3693	NYSE	ATO	Mon, Jan 22, 2007	31.41	31.42	31.27	31.31
3692	NYSE	ATO	Fri, Jan 19, 2007	31.50	31.50	31.14	31.42
3691	NYSE	ATO	Thu, Jan 18, 2007	31.50	31.53	31.20	31.23
3690	NYSE	ATO	Wed, Jan 17, 2007	31.31	31.44	31.18	31.44
3689	NYSE	ATO	Tue, Jan 16, 2007	31.20	31.46	31.11	31.31
3688	NYSE	ATO	Fri, Jan 12, 2007	31.36	31.50	30.36	31.30
3687	NYSE	ATO	Thu, Jan 11, 2007	31.04	31.48	31.04	31.36
3686	NYSE	ATO	Wed, Jan 10, 2007	31.36	31.43	31.02	31.10
3685	NYSE	ATO	Tue, Jan 9, 2007	31.45	31.55	31.20	31.47
3684	NYSE	ATO	Mon, Jan 8, 2007	31.62	31.66	31.32	31.45
3683	NYSE	ATO	Fri, Jan 5, 2007	31.95	31.97	31.37	31.60
3682	NYSE	ATO	Thu, Jan 4, 2007	32.26	32.26	31.97	32.06
3681	NYSE	ATO	Wed, Jan 3, 2007	31.81	32.30	31.06	32.24
3680	NYSE	ATO	Fri, Dec 29, 2006	32.30	32.30	31.90	31.91
3679	NYSE	ATO	Thu, Dec 28, 2006	32.24	32.42	32.22	32.29
3678	NYSE	ATO	Wed, Dec 27, 2006	32.09	32.43	32.08	32.34
3677	NYSE	ATO	Tue, Dec 26, 2006	31.76	32.11	31.76	32.02
3676	NYSE	ATO	Fri, Dec 22, 2006	31.93	31.95	31.64	31.84
3675	NYSE	ATO	Thu, Dec 21, 2006	31.90	32.14	31.79	31.92
3674	NYSE	ATO	Wed, Dec 20, 2006	32.15	32.17	31.94	31.95
3673	NYSE	ATO	Tue, Dec 19, 2006	31.65	32.08	31.62	32.07
3672	NYSE	ATO	Mon, Dec 18, 2006	32.15	32.21	31.63	31.76
3671	NYSE	ATO	Fri, Dec 15, 2006	32.05	32.45	31.85	32.25
3670	NYSE	ATO	Thu, Dec 14, 2006	32.00	32.15	31.91	31.95
3669	NYSE	ATO	Wed, Dec 13, 2006	32.09	32.19	31.97	32.05
3668	NYSE	ATO	Tue, Dec 12, 2006	32.18	32.31	31.96	32.12
3667	NYSE	ATO	Mon, Dec 11, 2006	31.85	32.27	31.74	32.24
3666	NYSE	ATO	Fri, Dec 8, 2006	31.80	31.90	31.50	31.84
3665	NYSE	ATO	Thu, Dec 7, 2006	32.62	32.70	31.91	32.07
3664	NYSE	ATO	Wed, Dec 6, 2006	32.87	32.87	32.57	32.72
3663	NYSE	ATO	Tue, Dec 5, 2006	32.76	32.85	32.73	32.82
3662	NYSE	ATO	Mon, Dec 4, 2006	32.60	32.86	32.44	32.83
3661	NYSE	ATO	Fri, Dec 1, 2006	32.70	32.75	32.32	32.75
3660	NYSE	ATO	Thu, Nov 30, 2006	32.61	32.78	32.48	32.77
3659	NYSE	ATO	Wed, Nov 29, 2006	32.15	32.63	32.15	32.62
3658	NYSE	ATO	Tue, Nov 28, 2006	31.95	32.09	31.90	32.06
3657	NYSE	ATO	Mon, Nov 27, 2006	32.50	32.51	31.96	32.03
3656	NYSE	ATO	Fri, Nov 24, 2006	32.21	32.60	32.16	32.60
3655	NYSE	ATO	Wed, Nov 22, 2006	32.66	32.72	32.15	32.21
3654	NYSE	ATO	Tue, Nov 21, 2006	33.00	33.06	32.72	32.85
3653	NYSE	ATO	Mon, Nov 20, 2006	32.54	33.09	32.47	33.01
3652	NYSE	ATO	Fri, Nov 17, 2006	32.28	32.62	32.25	32.62
3651	NYSE	ATO	Thu, Nov 16, 2006	32.60	32.71	32.21	32.23
3650	NYSE	ATO	Wed, Nov 15, 2006	32.14	32.58	32.13	32.58
3649	NYSE	ATO	Tue, Nov 14, 2006	32.07	32.19	31.65	32.04
3648	NYSE	ATO	Mon, Nov 13, 2006	31.70	32.09	31.70	32.08
3647	NYSE	ATO	Fri, Nov 10, 2006	31.85	31.86	31.64	31.74
3646	NYSE	ATO	Thu, Nov 9, 2006	31.61	31.96	31.50	31.84
3645	NYSE	ATO	Wed, Nov 8, 2006	31.18	31.79	31.14	31.56
3644	NYSE	ATO	Tue, Nov 7, 2006	31.23	31.55	31.18	31.27
3643	NYSE	ATO	Mon, Nov 6, 2006	30.96	31.33	30.90	31.23
3642	NYSE	ATO	Fri, Nov 3, 2006	30.91	31.05	30.88	31.00
3641	NYSE	ATO	Thu, Nov 2, 2006	30.86	30.93	30.73	30.92
3640	NYSE	ATO	Wed, Nov 1, 2006	30.92	31.10	30.83	30.91
3639	NYSE	ATO	Tue, Oct 31, 2006	30.79	30.86	30.58	30.73
3638	NYSE	ATO	Mon, Oct 30, 2006	30.59	30.83	30.59	30.80
3637	NYSE	ATO	Fri, Oct 27, 2006	30.81	30.95	30.65	30.66
3636	NYSE	ATO	Thu, Oct 26, 2006	30.71	30.96	30.58	30.89
3635	NYSE	ATO	Wed, Oct 25, 2006	30.00	30.77	30.00	30.64
3634	NYSE	ATO	Tue, Oct 24, 2006	30.08	30.24	29.97	30.19
3633	NYSE	ATO	Mon, Oct 23, 2006	30.09	30.32	29.97	30.18
3632	NYSE	ATO	Fri, Oct 20, 2006	30.02	30.22	29.95	30.19
3631	NYSE	ATO	Thu, Oct 19, 2006	29.99	30.11	29.90	30.07
3630	NYSE	ATO	Wed, Oct 18, 2006	29.82	30.00	29.80	29.92
3629	NYSE	ATO	Tue, Oct 17, 2006	29.67	29.80	29.59	29.80
3628	NYSE	ATO	Mon, Oct 16, 2006	29.66	29.80	29.59	29.72
3627	NYSE	ATO	Fri, Oct 13, 2006	29.25	29.72	29.25	29.65
3626	NYSE	ATO	Thu, Oct 12, 2006	29.00	29.25	28.97	29.24
3625	NYSE	ATO	Wed, Oct 11, 2006	29.22	29.22	28.85	28.95
3624	NYSE	ATO	Tue, Oct 10, 2006	28.91	29.12	28.91	29.11
3623	NYSE	ATO	Mon, Oct 9, 2006	28.88	28.98	28.80	28.98
3622	NYSE	ATO	Fri, Oct 6, 2006	29.02	29.06	28.79	28.98
3621	NYSE	ATO	Thu, Oct 5, 2006	28.65	29.18	28.65	29.12
3620	NYSE	ATO	Wed, Oct 4, 2006	28.48	28.75	28.41	28.70
3619	NYSE	ATO	Tue, Oct 3, 2006	28.53	28.61	28.40	28.60
3618	NYSE	ATO	Mon, Oct 2, 2006	28.52	28.70	28.44	28.45
3617	NYSE	ATO	Fri, Sep 29, 2006	28.73	28.77	28.47	28.55
3616	NYSE	ATO	Thu, Sep 28, 2006	28.81	28.85	28.64	28.75
3615	NYSE	ATO	Wed, Sep 27, 2006	28.33	28.82	28.32	28.81
3614	NYSE	ATO	Tue, Sep 26, 2006	28.14	28.45	28.01	28.42
3613	NYSE	ATO	Mon, Sep 25, 2006	28.06	28.23	27.90	28.13
3612	NYSE	ATO	Fri, Sep 22, 2006	27.99	28.14	27.85	27.96
3611	NYSE	ATO	Thu, Sep 21, 2006	28.23	28.23	27.94	27.99
3610	NYSE	ATO	Wed, Sep 20, 2006	28.07	28.28	28.01	28.22
3609	NYSE	ATO	Tue, Sep 19, 2006	28.04	28.09	27.80	28.06
3608	NYSE	ATO	Mon, Sep 18, 2006	28.27	28.27	27.94	28.09
3607	NYSE	ATO	Fri, Sep 15, 2006	28.26	28.34	28.03	28.28
3606	NYSE	ATO	Thu, Sep 14, 2006	28.20	28.36	28.15	28.24
3605	NYSE	ATO	Wed, Sep 13, 2006	28.08	28.26	27.98	28.26
3604	NYSE	ATO	Tue, Sep 12, 2006	28.00	28.14	27.92	28.09
3603	NYSE	ATO	Mon, Sep 11, 2006	28.10	28.13	27.87	28.09
3602	NYSE	ATO	Fri, Sep 8, 2006	28.12	28.21	28.02	28.10
3601	NYSE	ATO	Thu, Sep 7, 2006	28.22	28.41	28.00	28.00
3600	NYSE	ATO	Wed, Sep 6, 2006	28.75	28.75	28.27	28.36
3599	NYSE	ATO	Tue, Sep 5, 2006	28.65	28.79	28.65	28.75
3598	NYSE	ATO	Fri, Sep 1, 2006	28.87	28.97	28.66	28.67
3597	NYSE	ATO	Thu, Aug 31, 2006	28.45	28.90	28.45	28.80
3596	NYSE	ATO	Wed, Aug 30, 2006	28.59	28.65	28.33	28.38
3595	NYSE	ATO	Tue, Aug 29, 2006	28.55	28.59	28.32	28.55
3594	NYSE	ATO	Mon, Aug 28, 2006	28.23	28.48	28.21	28.48
3593	NYSE	ATO	Fri, Aug 25, 2006	28.15	28.29	28.10	28.25
3592	NYSE	ATO	Thu, Aug 24, 2006	28.23	28.26	27.93	28.19
3591	NYSE	ATO	Wed, Aug 23, 2006	28.65	28.70	28.26	28.30
3590	NYSE	ATO	Tue, Aug 22, 2006	28.75	29.06	28.75	29.05
3589	NYSE	ATO	Mon, Aug 21, 2006	28.98	29.10	28.72	28.80
3588	NYSE	ATO	Fri, Aug 18, 2006	28.84	28.99	28.74	28.94
3587	NYSE	ATO	Thu, Aug 17, 2006	28.80	28.91	28.55	28.70
3586	NYSE	ATO	Wed, Aug 16, 2006	29.12	29.12	28.75	28.79
3585	NYSE	ATO	Tue, Aug 15, 2006	28.91	29.12	28.83	29.11
3584	NYSE	ATO	Mon, Aug 14, 2006	28.67	28.81	28.57	28.74
3583	NYSE	ATO	Fri, Aug 11, 2006	28.70	28.70	28.39	28.56
3582	NYSE	ATO	Thu, Aug 10, 2006	28.25	28.72	27.63	28.70
3581	NYSE	ATO	Wed, Aug 9, 2006	28.32	28.85	28.32	28.85
3580	NYSE	ATO	Tue, Aug 8, 2006	28.54	28.75	28.32	28.32
3579	NYSE	ATO	Mon, Aug 7, 2006	28.73	28.85	28.42	28.54
3578	NYSE	ATO	Fri, Aug 4, 2006	28.75	28.93	28.71	28.83
3577	NYSE	ATO	Thu, Aug 3, 2006	28.91	28.98	28.58	28.69
3576	NYSE	ATO	Wed, Aug 2, 2006	29.00	29.15	28.83	28.92
3575	NYSE	ATO	Tue, Aug 1, 2006	28.81	29.12	28.74	29.02
3574	NYSE	ATO	Mon, Jul 31, 2006	29.01	29.01	28.73	28.77
3573	NYSE	ATO	Fri, Jul 28, 2006	29.00	29.22	29.00	29.09
3572	NYSE	ATO	Thu, Jul 27, 2006	29.23	29.25	28.87	29.00
3571	NYSE	ATO	Wed, Jul 26, 2006	28.94	29.11	28.93	29.09
3570	NYSE	ATO	Tue, Jul 25, 2006	28.86	29.00	28.80	28.97
3569	NYSE	ATO	Mon, Jul 24, 2006	28.65	28.87	28.59	28.86
3568	NYSE	ATO	Fri, Jul 21, 2006	28.62	28.79	28.47	28.59
3567	NYSE	ATO	Thu, Jul 20, 2006	28.63	28.80	28.58	28.62
3566	NYSE	ATO	Wed, Jul 19, 2006	28.22	28.67	28.22	28.59
3565	NYSE	ATO	Tue, Jul 18, 2006	28.10	28.30	27.95	28.19
3564	NYSE	ATO	Mon, Jul 17, 2006	28.05	28.24	27.95	28.08
3563	NYSE	ATO	Fri, Jul 14, 2006	28.32	28.34	28.00	28.08
3562	NYSE	ATO	Thu, Jul 13, 2006	28.49	28.49	28.15	28.27
3561	NYSE	ATO	Wed, Jul 12, 2006	28.70	28.85	28.52	28.55
3560	NYSE	ATO	Tue, Jul 11, 2006	28.53	28.70	28.27	28.70
3559	NYSE	ATO	Mon, Jul 10, 2006	28.47	28.61	28.35	28.50
3558	NYSE	ATO	Fri, Jul 7, 2006	28.44	28.55	28.25	28.35
3557	NYSE	ATO	Thu, Jul 6, 2006	28.24	28.47	28.17	28.43
3556	NYSE	ATO	Wed, Jul 5, 2006	28.20	28.25	28.02	28.24
3555	NYSE	ATO	Mon, Jul 3, 2006	28.00	28.24	27.75	28.23
3554	NYSE	ATO	Fri, Jun 30, 2006	28.00	28.03	27.74	27.91
3553	NYSE	ATO	Thu, Jun 29, 2006	27.63	27.86	27.43	27.82
3552	NYSE	ATO	Wed, Jun 28, 2006	27.57	27.67	27.55	27.63
3551	NYSE	ATO	Tue, Jun 27, 2006	27.41	27.60	27.36	27.52
3550	NYSE	ATO	Mon, Jun 26, 2006	27.09	27.40	27.04	27.36
3549	NYSE	ATO	Fri, Jun 23, 2006	26.67	27.10	26.61	27.06
3548	NYSE	ATO	Thu, Jun 22, 2006	26.63	26.75	26.55	26.72
3547	NYSE	ATO	Wed, Jun 21, 2006	26.45	26.71	26.30	26.63
3546	NYSE	ATO	Tue, Jun 20, 2006	26.35	26.48	26.28	26.40
3545	NYSE	ATO	Mon, Jun 19, 2006	26.70	26.75	26.25	26.35
3544	NYSE	ATO	Fri, Jun 16, 2006	26.66	26.74	26.55	26.65
3543	NYSE	ATO	Thu, Jun 15, 2006	26.45	26.79	26.31	26.65
3542	NYSE	ATO	Wed, Jun 14, 2006	26.26	26.39	26.01	26.30
3541	NYSE	ATO	Tue, Jun 13, 2006	26.75	26.81	26.16	26.26
3540	NYSE	ATO	Mon, Jun 12, 2006	26.94	26.98	26.64	26.68
3539	NYSE	ATO	Fri, Jun 9, 2006	27.00	27.10	26.72	26.92
3538	NYSE	ATO	Thu, Jun 8, 2006	26.62	26.88	26.44	26.87
3537	NYSE	ATO	Wed, Jun 7, 2006	26.90	26.92	26.60	26.61
3536	NYSE	ATO	Tue, Jun 6, 2006	26.85	26.94	26.52	26.78
3535	NYSE	ATO	Mon, Jun 5, 2006	27.19	27.23	26.79	26.88
3534	NYSE	ATO	Fri, Jun 2, 2006	27.09	27.31	26.99	27.23
3533	NYSE	ATO	Thu, Jun 1, 2006	26.89	27.01	26.70	27.00
3532	NYSE	ATO	Wed, May 31, 2006	26.68	26.90	26.59	26.84
3531	NYSE	ATO	Tue, May 30, 2006	26.68	26.83	26.52	26.53
3530	NYSE	ATO	Fri, May 26, 2006	26.68	26.83	26.63	26.71
3529	NYSE	ATO	Thu, May 25, 2006	26.40	26.69	26.15	26.57
3528	NYSE	ATO	Wed, May 24, 2006	26.11	26.13	25.55	26.00
3527	NYSE	ATO	Tue, May 23, 2006	26.29	26.29	26.08	26.09
3526	NYSE	ATO	Mon, May 22, 2006	26.30	26.72	26.21	26.57
3525	NYSE	ATO	Fri, May 19, 2006	26.19	26.46	26.15	26.30
3524	NYSE	ATO	Thu, May 18, 2006	26.17	26.42	26.15	26.17
3523	NYSE	ATO	Wed, May 17, 2006	26.41	26.55	26.11	26.20
3522	NYSE	ATO	Tue, May 16, 2006	26.90	26.91	26.40	26.43
3521	NYSE	ATO	Mon, May 15, 2006	27.07	27.09	26.68	26.85
3520	NYSE	ATO	Fri, May 12, 2006	27.06	27.12	26.96	27.06
3519	NYSE	ATO	Thu, May 11, 2006	27.47	27.48	26.87	27.05
3518	NYSE	ATO	Wed, May 10, 2006	27.33	27.55	27.31	27.48
3517	NYSE	ATO	Tue, May 9, 2006	27.70	27.71	27.27	27.33
3516	NYSE	ATO	Mon, May 8, 2006	27.39	27.73	27.30	27.73
3515	NYSE	ATO	Fri, May 5, 2006	27.25	27.48	27.24	27.41
3514	NYSE	ATO	Thu, May 4, 2006	26.91	27.38	26.91	27.25
3513	NYSE	ATO	Wed, May 3, 2006	26.64	27.00	26.60	26.96
3512	NYSE	ATO	Tue, May 2, 2006	26.68	26.84	26.50	26.70
3511	NYSE	ATO	Mon, May 1, 2006	26.52	26.85	26.52	26.65
3510	NYSE	ATO	Fri, Apr 28, 2006	26.58	26.74	26.41	26.54
3509	NYSE	ATO	Thu, Apr 27, 2006	26.46	26.70	26.30	26.65
3508	NYSE	ATO	Wed, Apr 26, 2006	26.50	26.65	26.38	26.46
3507	NYSE	ATO	Tue, Apr 25, 2006	26.54	26.55	26.40	26.45
3506	NYSE	ATO	Mon, Apr 24, 2006	26.64	26.65	26.36	26.60
3505	NYSE	ATO	Fri, Apr 21, 2006	26.61	26.75	26.60	26.70
3504	NYSE	ATO	Thu, Apr 20, 2006	26.50	26.66	26.50	26.60
3503	NYSE	ATO	Wed, Apr 19, 2006	26.14	26.53	26.14	26.53
3502	NYSE	ATO	Tue, Apr 18, 2006	26.22	26.46	26.13	26.21
3501	NYSE	ATO	Mon, Apr 17, 2006	26.15	26.31	26.12	26.29
3500	NYSE	ATO	Thu, Apr 13, 2006	26.27	26.30	26.09	26.12
3499	NYSE	ATO	Wed, Apr 12, 2006	26.36	26.59	26.20	26.32
3498	NYSE	ATO	Tue, Apr 11, 2006	26.61	26.62	26.38	26.42
3497	NYSE	ATO	Mon, Apr 10, 2006	26.30	26.53	26.28	26.53
3496	NYSE	ATO	Fri, Apr 7, 2006	26.60	26.75	26.17	26.30
3495	NYSE	ATO	Thu, Apr 6, 2006	26.80	26.80	26.52	26.63
3494	NYSE	ATO	Wed, Apr 5, 2006	26.62	26.76	26.44	26.76
3493	NYSE	ATO	Tue, Apr 4, 2006	26.23	26.59	26.14	26.58
3492	NYSE	ATO	Mon, Apr 3, 2006	26.30	26.47	26.21	26.22
3491	NYSE	ATO	Fri, Mar 31, 2006	26.43	26.49	26.16	26.33
3490	NYSE	ATO	Thu, Mar 30, 2006	26.41	26.53	26.26	26.47
3489	NYSE	ATO	Wed, Mar 29, 2006	26.20	26.45	26.15	26.41
3488	NYSE	ATO	Tue, Mar 28, 2006	26.33	26.33	25.98	26.20
3487	NYSE	ATO	Mon, Mar 27, 2006	26.45	26.55	26.23	26.28
3486	NYSE	ATO	Fri, Mar 24, 2006	26.35	26.54	26.30	26.50
3485	NYSE	ATO	Thu, Mar 23, 2006	26.40	26.47	26.30	26.35
3484	NYSE	ATO	Wed, Mar 22, 2006	26.46	26.49	26.36	26.40
3483	NYSE	ATO	Tue, Mar 21, 2006	26.62	26.69	26.45	26.45
3482	NYSE	ATO	Mon, Mar 20, 2006	26.85	26.95	26.55	26.64
3481	NYSE	ATO	Fri, Mar 17, 2006	26.81	26.86	26.60	26.86
3480	NYSE	ATO	Thu, Mar 16, 2006	26.62	26.80	26.55	26.71
3479	NYSE	ATO	Wed, Mar 15, 2006	26.55	26.59	26.42	26.58
3478	NYSE	ATO	Tue, Mar 14, 2006	26.50	26.53	26.37	26.47
3477	NYSE	ATO	Mon, Mar 13, 2006	26.50	26.53	26.35	26.52
3476	NYSE	ATO	Fri, Mar 10, 2006	26.18	26.40	26.15	26.36
3475	NYSE	ATO	Thu, Mar 9, 2006	26.23	26.24	26.10	26.19
3474	NYSE	ATO	Wed, Mar 8, 2006	26.10	26.31	26.00	26.15
3473	NYSE	ATO	Tue, Mar 7, 2006	26.20	26.24	26.05	26.10
3472	NYSE	ATO	Mon, Mar 6, 2006	26.25	26.32	26.10	26.20
3471	NYSE	ATO	Fri, Mar 3, 2006	26.32	26.43	26.24	26.27
3470	NYSE	ATO	Thu, Mar 2, 2006	26.22	26.39	26.16	26.39
3469	NYSE	ATO	Wed, Mar 1, 2006	26.49	26.49	26.20	26.29
3468	NYSE	ATO	Tue, Feb 28, 2006	26.37	26.41	26.19	26.40
3467	NYSE	ATO	Mon, Feb 27, 2006	26.40	26.55	26.34	26.44
3466	NYSE	ATO	Fri, Feb 24, 2006	26.38	26.40	26.25	26.40
3465	NYSE	ATO	Thu, Feb 23, 2006	26.64	26.65	26.35	26.38
3464	NYSE	ATO	Wed, Feb 22, 2006	26.61	27.01	26.60	27.00
3463	NYSE	ATO	Tue, Feb 21, 2006	26.50	26.70	26.46	26.65
3462	NYSE	ATO	Fri, Feb 17, 2006	26.25	26.46	26.25	26.39
3461	NYSE	ATO	Thu, Feb 16, 2006	26.29	26.43	26.20	26.26
3460	NYSE	ATO	Wed, Feb 15, 2006	26.34	26.45	26.21	26.24
3459	NYSE	ATO	Tue, Feb 14, 2006	26.23	26.30	25.99	26.30
3458	NYSE	ATO	Mon, Feb 13, 2006	26.28	26.44	26.21	26.28
3457	NYSE	ATO	Fri, Feb 10, 2006	26.36	26.43	26.13	26.29
3456	NYSE	ATO	Thu, Feb 9, 2006	26.39	26.50	26.33	26.37
3455	NYSE	ATO	Wed, Feb 8, 2006	26.46	26.46	26.04	26.30
3454	NYSE	ATO	Tue, Feb 7, 2006	26.02	26.20	26.02	26.11
3453	NYSE	ATO	Mon, Feb 6, 2006	26.11	26.17	26.05	26.10
3452	NYSE	ATO	Fri, Feb 3, 2006	26.05	26.18	26.00	26.11
3451	NYSE	ATO	Thu, Feb 2, 2006	26.17	26.22	25.97	26.16
3450	NYSE	ATO	Wed, Feb 1, 2006	26.22	26.35	26.10	26.16
3449	NYSE	ATO	Tue, Jan 31, 2006	26.11	26.35	26.02	26.28
3448	NYSE	ATO	Mon, Jan 30, 2006	26.30	26.48	26.10	26.19
3447	NYSE	ATO	Fri, Jan 27, 2006	26.33	26.58	26.17	26.34
3446	NYSE	ATO	Thu, Jan 26, 2006	26.40	26.40	26.10	26.24
3445	NYSE	ATO	Wed, Jan 25, 2006	26.29	26.38	26.10	26.28
3444	NYSE	ATO	Tue, Jan 24, 2006	26.25	26.40	26.15	26.24
3443	NYSE	ATO	Mon, Jan 23, 2006	26.46	26.53	26.13	26.20
3442	NYSE	ATO	Fri, Jan 20, 2006	26.51	26.70	26.39	26.45
3441	NYSE	ATO	Thu, Jan 19, 2006	26.54	26.63	26.44	26.52
3440	NYSE	ATO	Wed, Jan 18, 2006	26.53	26.68	26.47	26.55
3439	NYSE	ATO	Tue, Jan 17, 2006	26.64	26.75	26.54	26.63
3438	NYSE	ATO	Fri, Jan 13, 2006	26.58	26.66	26.54	26.61
3437	NYSE	ATO	Thu, Jan 12, 2006	26.66	26.80	26.51	26.55
3436	NYSE	ATO	Wed, Jan 11, 2006	26.73	26.86	26.60	26.72
3435	NYSE	ATO	Tue, Jan 10, 2006	26.81	26.93	26.68	26.77
3434	NYSE	ATO	Mon, Jan 9, 2006	26.84	27.08	26.83	26.90
3433	NYSE	ATO	Fri, Jan 6, 2006	26.83	26.87	26.67	26.80
3432	NYSE	ATO	Thu, Jan 5, 2006	26.72	26.80	26.52	26.66
3431	NYSE	ATO	Wed, Jan 4, 2006	26.81	26.89	26.58	26.75
3430	NYSE	ATO	Tue, Jan 3, 2006	26.30	26.80	26.12	26.74
3429	NYSE	ATO	Fri, Dec 30, 2005	26.04	26.27	25.83	26.16
3428	NYSE	ATO	Thu, Dec 29, 2005	26.06	26.22	26.06	26.14
3427	NYSE	ATO	Wed, Dec 28, 2005	26.00	26.12	25.90	26.06
3426	NYSE	ATO	Tue, Dec 27, 2005	26.36	26.40	25.91	25.92
3425	NYSE	ATO	Fri, Dec 23, 2005	26.27	26.43	26.21	26.38
3424	NYSE	ATO	Thu, Dec 22, 2005	26.36	26.36	26.04	26.21
3423	NYSE	ATO	Wed, Dec 21, 2005	26.53	26.62	26.10	26.28
3422	NYSE	ATO	Tue, Dec 20, 2005	26.38	26.61	26.27	26.43
3421	NYSE	ATO	Mon, Dec 19, 2005	26.73	26.73	26.35	26.38
3420	NYSE	ATO	Fri, Dec 16, 2005	26.65	26.81	26.45	26.80
3419	NYSE	ATO	Thu, Dec 15, 2005	26.63	26.65	26.40	26.60
3418	NYSE	ATO	Wed, Dec 14, 2005	26.40	26.67	26.40	26.57
3417	NYSE	ATO	Tue, Dec 13, 2005	26.47	26.57	26.30	26.41
3416	NYSE	ATO	Mon, Dec 12, 2005	26.49	26.68	26.37	26.45
3415	NYSE	ATO	Fri, Dec 9, 2005	26.48	26.51	26.26	26.45
3414	NYSE	ATO	Thu, Dec 8, 2005	26.45	26.55	26.19	26.40
3413	NYSE	ATO	Wed, Dec 7, 2005	26.67	26.80	26.40	26.44
3412	NYSE	ATO	Tue, Dec 6, 2005	26.58	26.83	26.56	26.60
3411	NYSE	ATO	Mon, Dec 5, 2005	26.80	26.84	26.35	26.58
3410	NYSE	ATO	Fri, Dec 2, 2005	26.78	26.83	26.55	26.79
3409	NYSE	ATO	Thu, Dec 1, 2005	26.60	26.90	26.60	26.79
3408	NYSE	ATO	Wed, Nov 30, 2005	26.71	26.85	26.47	26.57
3407	NYSE	ATO	Tue, Nov 29, 2005	26.66	27.05	26.65	26.65
3406	NYSE	ATO	Mon, Nov 28, 2005	27.10	27.20	26.69	26.69
3405	NYSE	ATO	Fri, Nov 25, 2005	26.88	27.14	26.87	27.12
3404	NYSE	ATO	Wed, Nov 23, 2005	26.75	26.97	26.59	26.86
3403	NYSE	ATO	Tue, Nov 22, 2005	26.55	26.82	26.54	26.78
3402	NYSE	ATO	Mon, Nov 21, 2005	26.45	26.80	26.45	26.77
3401	NYSE	ATO	Fri, Nov 18, 2005	26.31	26.52	26.18	26.41
3400	NYSE	ATO	Thu, Nov 17, 2005	26.35	26.51	26.05	26.17
3399	NYSE	ATO	Wed, Nov 16, 2005	26.37	26.41	26.15	26.30
3398	NYSE	ATO	Tue, Nov 15, 2005	26.47	26.49	26.26	26.37
3397	NYSE	ATO	Mon, Nov 14, 2005	26.35	26.52	26.11	26.52
3396	NYSE	ATO	Fri, Nov 11, 2005	26.25	26.30	26.00	26.22
3395	NYSE	ATO	Thu, Nov 10, 2005	26.33	26.40	26.00	26.20
3394	NYSE	ATO	Wed, Nov 9, 2005	26.07	26.43	25.85	26.32
3393	NYSE	ATO	Tue, Nov 8, 2005	26.30	26.42	25.96	26.01
3392	NYSE	ATO	Mon, Nov 7, 2005	26.41	26.68	26.17	26.28
3391	NYSE	ATO	Fri, Nov 4, 2005	26.47	26.70	26.36	26.42
3390	NYSE	ATO	Thu, Nov 3, 2005	26.40	26.81	26.38	26.47
3389	NYSE	ATO	Wed, Nov 2, 2005	26.05	26.36	25.95	26.36
3388	NYSE	ATO	Tue, Nov 1, 2005	26.28	26.28	25.92	26.03
3387	NYSE	ATO	Mon, Oct 31, 2005	26.23	26.45	26.15	26.30
3386	NYSE	ATO	Fri, Oct 28, 2005	25.93	26.25	25.92	26.18
3385	NYSE	ATO	Thu, Oct 27, 2005	26.20	26.20	25.87	25.89
3384	NYSE	ATO	Wed, Oct 26, 2005	26.28	26.28	25.91	26.07
3383	NYSE	ATO	Tue, Oct 25, 2005	26.20	26.51	26.11	26.33
3382	NYSE	ATO	Mon, Oct 24, 2005	25.78	26.30	25.76	26.20
3381	NYSE	ATO	Fri, Oct 21, 2005	26.03	26.15	25.76	25.79
3380	NYSE	ATO	Thu, Oct 20, 2005	26.18	26.44	25.75	26.03
3379	NYSE	ATO	Wed, Oct 19, 2005	25.88	26.29	25.55	26.25
3378	NYSE	ATO	Tue, Oct 18, 2005	26.34	26.42	25.89	25.89
3377	NYSE	ATO	Mon, Oct 17, 2005	26.22	26.47	26.01	26.36
3376	NYSE	ATO	Fri, Oct 14, 2005	26.37	26.37	25.92	26.21
3375	NYSE	ATO	Thu, Oct 13, 2005	26.63	26.70	25.50	26.21
3374	NYSE	ATO	Wed, Oct 12, 2005	27.01	27.19	26.45	26.72
3373	NYSE	ATO	Tue, Oct 11, 2005	27.38	27.46	26.90	27.00
3372	NYSE	ATO	Mon, Oct 10, 2005	28.04	28.07	27.35	27.38
3371	NYSE	ATO	Fri, Oct 7, 2005	27.63	28.11	27.63	28.03
3370	NYSE	ATO	Thu, Oct 6, 2005	27.78	28.35	27.26	27.48
3369	NYSE	ATO	Wed, Oct 5, 2005	28.25	28.40	27.76	27.77
3368	NYSE	ATO	Tue, Oct 4, 2005	28.38	28.62	28.16	28.23
3367	NYSE	ATO	Mon, Oct 3, 2005	28.26	28.44	28.26	28.36
3366	NYSE	ATO	Fri, Sep 30, 2005	28.49	28.62	28.23	28.25
3365	NYSE	ATO	Thu, Sep 29, 2005	28.39	28.56	28.09	28.53
3364	NYSE	ATO	Wed, Sep 28, 2005	28.61	28.70	28.32	28.39
3363	NYSE	ATO	Tue, Sep 27, 2005	28.58	28.80	28.49	28.58
3362	NYSE	ATO	Mon, Sep 26, 2005	28.47	28.62	28.21	28.58
3361	NYSE	ATO	Fri, Sep 23, 2005	28.24	28.54	28.18	28.47
3360	NYSE	ATO	Thu, Sep 22, 2005	28.71	28.74	28.16	28.23
3359	NYSE	ATO	Wed, Sep 21, 2005	28.96	29.13	28.51	28.61
3358	NYSE	ATO	Tue, Sep 20, 2005	29.00	29.08	28.83	28.95
3357	NYSE	ATO	Mon, Sep 19, 2005	29.15	29.32	28.99	29.00
3356	NYSE	ATO	Fri, Sep 16, 2005	29.20	29.30	29.02	29.24
3355	NYSE	ATO	Thu, Sep 15, 2005	29.06	29.24	28.97	29.05
3354	NYSE	ATO	Wed, Sep 14, 2005	29.08	29.19	28.91	29.05
3353	NYSE	ATO	Tue, Sep 13, 2005	29.43	29.45	29.06	29.09
3352	NYSE	ATO	Mon, Sep 12, 2005	29.52	29.53	29.18	29.37
3351	NYSE	ATO	Fri, Sep 9, 2005	29.45	29.65	29.41	29.52
3350	NYSE	ATO	Thu, Sep 8, 2005	29.62	29.62	29.36	29.44
3349	NYSE	ATO	Wed, Sep 7, 2005	29.65	29.74	29.44	29.59
3348	NYSE	ATO	Tue, Sep 6, 2005	29.53	29.73	29.43	29.57
3347	NYSE	ATO	Fri, Sep 2, 2005	29.56	29.56	29.23	29.38
3346	NYSE	ATO	Thu, Sep 1, 2005	29.59	29.67	29.26	29.56
3345	NYSE	ATO	Wed, Aug 31, 2005	28.98	29.60	28.90	29.59
3344	NYSE	ATO	Tue, Aug 30, 2005	28.90	29.06	28.72	28.88
3343	NYSE	ATO	Mon, Aug 29, 2005	28.91	28.94	28.67	28.85
3342	NYSE	ATO	Fri, Aug 26, 2005	28.89	29.07	28.84	28.92
3341	NYSE	ATO	Thu, Aug 25, 2005	28.52	28.85	28.52	28.80
3340	NYSE	ATO	Wed, Aug 24, 2005	28.50	28.94	28.45	28.46
3339	NYSE	ATO	Tue, Aug 23, 2005	28.60	28.67	28.44	28.55
3338	NYSE	ATO	Mon, Aug 22, 2005	28.77	29.13	28.73	29.06
3337	NYSE	ATO	Fri, Aug 19, 2005	28.68	28.83	28.48	28.67
3336	NYSE	ATO	Thu, Aug 18, 2005	28.70	28.91	28.50	28.68
3335	NYSE	ATO	Wed, Aug 17, 2005	29.18	29.18	28.71	28.72
3334	NYSE	ATO	Tue, Aug 16, 2005	29.25	29.42	29.11	29.17
3333	NYSE	ATO	Mon, Aug 15, 2005	29.45	29.66	29.34	29.35
3332	NYSE	ATO	Fri, Aug 12, 2005	29.25	29.55	29.21	29.45
3331	NYSE	ATO	Thu, Aug 11, 2005	29.19	29.49	29.05	29.23
3330	NYSE	ATO	Wed, Aug 10, 2005	28.94	29.49	28.85	29.15
3329	NYSE	ATO	Tue, Aug 9, 2005	29.15	29.15	28.50	28.76
3328	NYSE	ATO	Mon, Aug 8, 2005	28.84	29.16	28.25	28.26
3327	NYSE	ATO	Fri, Aug 5, 2005	29.32	29.32	28.66	28.85
3326	NYSE	ATO	Thu, Aug 4, 2005	29.53	29.55	29.17	29.27
3325	NYSE	ATO	Wed, Aug 3, 2005	29.76	29.97	29.45	29.66
3324	NYSE	ATO	Tue, Aug 2, 2005	29.16	29.78	29.16	29.76
3323	NYSE	ATO	Mon, Aug 1, 2005	29.27	29.47	29.08	29.09
3322	NYSE	ATO	Fri, Jul 29, 2005	29.31	29.46	29.16	29.16
3321	NYSE	ATO	Thu, Jul 28, 2005	29.00	29.59	29.00	29.50
3320	NYSE	ATO	Wed, Jul 27, 2005	29.09	29.16	28.93	29.00
3319	NYSE	ATO	Tue, Jul 26, 2005	29.06	29.11	28.91	29.03
3318	NYSE	ATO	Mon, Jul 25, 2005	28.86	29.07	28.83	28.98
3317	NYSE	ATO	Fri, Jul 22, 2005	28.60	28.84	28.60	28.83
3316	NYSE	ATO	Thu, Jul 21, 2005	28.97	28.97	28.52	28.60
3315	NYSE	ATO	Wed, Jul 20, 2005	28.85	29.00	28.70	28.94
3314	NYSE	ATO	Tue, Jul 19, 2005	29.08	29.08	28.80	28.95
3313	NYSE	ATO	Mon, Jul 18, 2005	28.94	29.03	28.79	28.95
3312	NYSE	ATO	Fri, Jul 15, 2005	28.87	29.01	28.75	28.90
3311	NYSE	ATO	Thu, Jul 14, 2005	29.39	29.42	28.84	28.87
3310	NYSE	ATO	Wed, Jul 13, 2005	29.26	29.32	29.09	29.21
3309	NYSE	ATO	Tue, Jul 12, 2005	29.05	29.36	28.76	29.25
3308	NYSE	ATO	Mon, Jul 11, 2005	29.42	29.46	29.01	29.05
3307	NYSE	ATO	Fri, Jul 8, 2005	29.41	29.48	29.18	29.42
3306	NYSE	ATO	Thu, Jul 7, 2005	28.80	29.35	28.66	29.35
3305	NYSE	ATO	Wed, Jul 6, 2005	29.18	29.18	28.90	28.93
3304	NYSE	ATO	Tue, Jul 5, 2005	29.10	29.18	29.00	29.12
3303	NYSE	ATO	Fri, Jul 1, 2005	28.90	29.11	28.85	29.10
3302	NYSE	ATO	Thu, Jun 30, 2005	28.62	28.92	28.56	28.80
3301	NYSE	ATO	Wed, Jun 29, 2005	28.75	28.84	28.51	28.55
3300	NYSE	ATO	Tue, Jun 28, 2005	28.65	28.77	28.57	28.70
3299	NYSE	ATO	Mon, Jun 27, 2005	28.50	28.62	28.45	28.50
3298	NYSE	ATO	Fri, Jun 24, 2005	28.62	28.62	28.03	28.50
3297	NYSE	ATO	Thu, Jun 23, 2005	28.61	28.65	28.45	28.62
3296	NYSE	ATO	Wed, Jun 22, 2005	28.56	28.63	28.45	28.61
3295	NYSE	ATO	Tue, Jun 21, 2005	28.62	28.72	28.45	28.50
3294	NYSE	ATO	Mon, Jun 20, 2005	28.59	28.72	28.51	28.59
3293	NYSE	ATO	Fri, Jun 17, 2005	28.89	28.90	28.57	28.58
3292	NYSE	ATO	Thu, Jun 16, 2005	28.55	28.87	28.44	28.87
3291	NYSE	ATO	Wed, Jun 15, 2005	28.73	28.76	28.45	28.55
3290	NYSE	ATO	Tue, Jun 14, 2005	28.75	28.87	28.63	28.73
3289	NYSE	ATO	Mon, Jun 13, 2005	28.43	28.78	28.42	28.75
3288	NYSE	ATO	Fri, Jun 10, 2005	28.51	28.60	28.29	28.41
3287	NYSE	ATO	Thu, Jun 9, 2005	28.24	28.55	28.03	28.48
3286	NYSE	ATO	Wed, Jun 8, 2005	28.40	28.55	28.16	28.16
3285	NYSE	ATO	Tue, Jun 7, 2005	28.35	29.00	28.35	28.35
3284	NYSE	ATO	Mon, Jun 6, 2005	28.32	28.47	28.07	28.27
3283	NYSE	ATO	Fri, Jun 3, 2005	28.46	28.80	28.13	28.34
3282	NYSE	ATO	Thu, Jun 2, 2005	28.55	28.62	28.43	28.56
3281	NYSE	ATO	Wed, Jun 1, 2005	28.29	28.68	28.20	28.53
3280	NYSE	ATO	Tue, May 31, 2005	27.97	28.29	27.97	28.29
3279	NYSE	ATO	Fri, May 27, 2005	27.76	28.08	27.74	27.97
3278	NYSE	ATO	Thu, May 26, 2005	27.45	27.85	27.45	27.77
3277	NYSE	ATO	Wed, May 25, 2005	27.46	27.66	27.24	27.45
3276	NYSE	ATO	Tue, May 24, 2005	27.30	27.56	27.29	27.45
3275	NYSE	ATO	Mon, May 23, 2005	27.54	27.55	27.27	27.43
3274	NYSE	ATO	Fri, May 20, 2005	27.87	27.98	27.66	27.80
3273	NYSE	ATO	Thu, May 19, 2005	28.08	28.18	27.75	27.84
3272	NYSE	ATO	Wed, May 18, 2005	27.97	28.11	27.75	27.94
3271	NYSE	ATO	Tue, May 17, 2005	27.66	27.94	27.40	27.87
3270	NYSE	ATO	Mon, May 16, 2005	26.82	27.72	26.75	27.64
3269	NYSE	ATO	Fri, May 13, 2005	26.96	27.04	26.55	26.74
3268	NYSE	ATO	Thu, May 12, 2005	27.47	27.60	26.84	26.93
3267	NYSE	ATO	Wed, May 11, 2005	27.20	27.54	27.13	27.47
3266	NYSE	ATO	Tue, May 10, 2005	27.07	27.15	26.76	27.06
3265	NYSE	ATO	Mon, May 9, 2005	26.85	27.32	26.70	27.32
3264	NYSE	ATO	Fri, May 6, 2005	26.95	26.99	26.72	26.75
3263	NYSE	ATO	Thu, May 5, 2005	26.87	27.00	26.61	26.80
3262	NYSE	ATO	Wed, May 4, 2005	26.46	26.81	26.32	26.81
3261	NYSE	ATO	Tue, May 3, 2005	26.45	26.55	26.10	26.29
3260	NYSE	ATO	Mon, May 2, 2005	26.20	26.50	26.15	26.45
3259	NYSE	ATO	Fri, Apr 29, 2005	26.04	26.32	25.85	26.30
3258	NYSE	ATO	Thu, Apr 28, 2005	26.28	26.28	25.82	25.94
3257	NYSE	ATO	Wed, Apr 27, 2005	26.36	26.55	25.50	26.27
3256	NYSE	ATO	Tue, Apr 26, 2005	26.80	26.80	26.20	26.29
3255	NYSE	ATO	Mon, Apr 25, 2005	26.97	27.03	26.63	26.85
3254	NYSE	ATO	Fri, Apr 22, 2005	26.95	27.09	26.52	26.97
3253	NYSE	ATO	Thu, Apr 21, 2005	27.01	27.25	26.80	27.10
3252	NYSE	ATO	Wed, Apr 20, 2005	27.25	27.27	26.75	26.76
3251	NYSE	ATO	Tue, Apr 19, 2005	26.90	27.22	26.82	27.21
3250	NYSE	ATO	Mon, Apr 18, 2005	26.75	27.04	26.40	26.94
3249	NYSE	ATO	Fri, Apr 15, 2005	27.00	27.25	26.80	26.85
3248	NYSE	ATO	Thu, Apr 14, 2005	27.29	27.39	26.95	26.95
3247	NYSE	ATO	Wed, Apr 13, 2005	27.50	27.58	27.14	27.19
3246	NYSE	ATO	Tue, Apr 12, 2005	27.08	27.68	26.95	27.66
3245	NYSE	ATO	Mon, Apr 11, 2005	27.41	27.42	27.06	27.08
3244	NYSE	ATO	Fri, Apr 8, 2005	27.50	27.54	27.17	27.21
3243	NYSE	ATO	Thu, Apr 7, 2005	27.36	27.61	27.31	27.50
3242	NYSE	ATO	Wed, Apr 6, 2005	27.44	27.75	27.35	27.35
3241	NYSE	ATO	Tue, Apr 5, 2005	27.35	27.57	27.21	27.44
3240	NYSE	ATO	Mon, Apr 4, 2005	26.92	27.24	26.75	27.24
3239	NYSE	ATO	Fri, Apr 1, 2005	27.15	27.29	26.73	26.93
3238	NYSE	ATO	Thu, Mar 31, 2005	27.06	27.26	26.83	27.00
3237	NYSE	ATO	Wed, Mar 30, 2005	26.80	27.14	26.80	27.09
3236	NYSE	ATO	Tue, Mar 29, 2005	27.30	27.54	26.80	26.80
3235	NYSE	ATO	Mon, Mar 28, 2005	27.15	27.45	27.12	27.40
3234	NYSE	ATO	Thu, Mar 24, 2005	27.09	27.29	27.09	27.09
3233	NYSE	ATO	Wed, Mar 23, 2005	27.05	27.18	26.70	26.99
3232	NYSE	ATO	Tue, Mar 22, 2005	27.26	27.58	26.87	26.89
3231	NYSE	ATO	Mon, Mar 21, 2005	27.60	27.60	27.25	27.37
3230	NYSE	ATO	Fri, Mar 18, 2005	27.64	27.70	27.25	27.57
3229	NYSE	ATO	Thu, Mar 17, 2005	27.65	27.71	27.44	27.58
3228	NYSE	ATO	Wed, Mar 16, 2005	27.60	27.85	27.45	27.55
3227	NYSE	ATO	Tue, Mar 15, 2005	28.37	28.45	27.65	27.67
3226	NYSE	ATO	Mon, Mar 14, 2005	27.80	28.20	27.80	28.12
3225	NYSE	ATO	Fri, Mar 11, 2005	28.10	28.10	27.64	27.80
3224	NYSE	ATO	Thu, Mar 10, 2005	27.96	28.01	27.70	27.96
3223	NYSE	ATO	Wed, Mar 9, 2005	28.11	28.19	27.84	27.86
3222	NYSE	ATO	Tue, Mar 8, 2005	28.17	28.30	28.03	28.11
3221	NYSE	ATO	Mon, Mar 7, 2005	28.25	28.38	28.09	28.27
3220	NYSE	ATO	Fri, Mar 4, 2005	28.00	28.20	27.92	28.10
3219	NYSE	ATO	Thu, Mar 3, 2005	27.72	27.94	27.61	27.80
3218	NYSE	ATO	Wed, Mar 2, 2005	27.70	27.92	27.53	27.66
3217	NYSE	ATO	Tue, Mar 1, 2005	27.67	27.93	27.54	27.72
3216	NYSE	ATO	Mon, Feb 28, 2005	27.88	27.89	27.41	27.57
3215	NYSE	ATO	Fri, Feb 25, 2005	27.33	27.89	27.31	27.82
3214	NYSE	ATO	Thu, Feb 24, 2005	27.45	27.48	27.20	27.32
3213	NYSE	ATO	Wed, Feb 23, 2005	27.43	27.63	27.24	27.36
3212	NYSE	ATO	Tue, Feb 22, 2005	28.45	28.45	27.61	27.62
3211	NYSE	ATO	Fri, Feb 18, 2005	28.62	28.62	27.93	28.35
3210	NYSE	ATO	Thu, Feb 17, 2005	29.15	29.15	28.48	28.52
3209	NYSE	ATO	Wed, Feb 16, 2005	28.70	29.12	28.53	29.09
3208	NYSE	ATO	Tue, Feb 15, 2005	28.83	28.91	28.59	28.63
3207	NYSE	ATO	Mon, Feb 14, 2005	28.80	28.91	28.73	28.82
3206	NYSE	ATO	Fri, Feb 11, 2005	28.60	28.94	28.41	28.93
3205	NYSE	ATO	Thu, Feb 10, 2005	28.32	28.62	28.32	28.52
3204	NYSE	ATO	Wed, Feb 9, 2005	28.85	28.85	28.21	28.31
3203	NYSE	ATO	Tue, Feb 8, 2005	28.14	28.55	28.06	28.51
3202	NYSE	ATO	Mon, Feb 7, 2005	28.56	28.70	28.00	28.09
3201	NYSE	ATO	Fri, Feb 4, 2005	28.42	28.65	28.33	28.56
3200	NYSE	ATO	Thu, Feb 3, 2005	28.23	28.30	27.91	28.30
3199	NYSE	ATO	Wed, Feb 2, 2005	27.78	28.19	27.73	28.19
3198	NYSE	ATO	Tue, Feb 1, 2005	27.20	27.88	27.20	27.88
3197	NYSE	ATO	Mon, Jan 31, 2005	27.40	27.70	27.35	27.70
3196	NYSE	ATO	Fri, Jan 28, 2005	27.34	27.40	27.16	27.30
3195	NYSE	ATO	Thu, Jan 27, 2005	27.43	27.49	27.17	27.33
3194	NYSE	ATO	Wed, Jan 26, 2005	27.09	27.30	26.93	27.28
3193	NYSE	ATO	Tue, Jan 25, 2005	27.10	27.20	26.81	26.89
3192	NYSE	ATO	Mon, Jan 24, 2005	27.04	27.13	26.85	27.00
3191	NYSE	ATO	Fri, Jan 21, 2005	26.91	27.05	26.73	26.89
3190	NYSE	ATO	Thu, Jan 20, 2005	26.90	27.04	26.63	26.87
3189	NYSE	ATO	Wed, Jan 19, 2005	27.23	27.33	26.92	26.99
3188	NYSE	ATO	Tue, Jan 18, 2005	27.00	27.20	26.82	27.19
3187	NYSE	ATO	Fri, Jan 14, 2005	26.32	26.85	26.31	26.85
3186	NYSE	ATO	Thu, Jan 13, 2005	26.48	26.48	26.19	26.33
3185	NYSE	ATO	Wed, Jan 12, 2005	26.50	26.50	26.17	26.34
3184	NYSE	ATO	Tue, Jan 11, 2005	26.19	26.43	25.90	26.36
3183	NYSE	ATO	Mon, Jan 10, 2005	26.30	26.53	26.09	26.19
3182	NYSE	ATO	Fri, Jan 7, 2005	26.64	26.66	26.08	26.26
3181	NYSE	ATO	Thu, Jan 6, 2005	26.65	26.65	26.36	26.44
3180	NYSE	ATO	Wed, Jan 5, 2005	26.80	26.80	26.41	26.50
3179	NYSE	ATO	Tue, Jan 4, 2005	26.60	26.91	26.51	26.68
3178	NYSE	ATO	Mon, Jan 3, 2005	27.40	27.42	26.58	26.61
3177	NYSE	ATO	Fri, Dec 31, 2004	27.37	27.53	27.25	27.35
3176	NYSE	ATO	Thu, Dec 30, 2004	27.43	27.59	27.31	27.31
3175	NYSE	ATO	Wed, Dec 29, 2004	27.40	27.50	27.28	27.43
3174	NYSE	ATO	Tue, Dec 28, 2004	27.03	27.40	27.02	27.38
3173	NYSE	ATO	Mon, Dec 27, 2004	27.42	27.50	27.02	27.02
3172	NYSE	ATO	Thu, Dec 23, 2004	27.15	27.59	27.09	27.35
3171	NYSE	ATO	Wed, Dec 22, 2004	27.25	27.50	27.15	27.15
3170	NYSE	ATO	Tue, Dec 21, 2004	26.99	27.39	26.99	27.30
3169	NYSE	ATO	Mon, Dec 20, 2004	27.05	27.14	26.87	26.95
3168	NYSE	ATO	Fri, Dec 17, 2004	26.80	27.07	26.75	27.00
3167	NYSE	ATO	Thu, Dec 16, 2004	27.06	27.06	26.80	26.88
3166	NYSE	ATO	Wed, Dec 15, 2004	27.20	27.20	26.87	27.04
3165	NYSE	ATO	Tue, Dec 14, 2004	26.95	27.15	26.82	26.97
3164	NYSE	ATO	Mon, Dec 13, 2004	27.00	27.09	26.60	26.99
3163	NYSE	ATO	Fri, Dec 10, 2004	26.80	26.99	26.66	26.87
3162	NYSE	ATO	Thu, Dec 9, 2004	26.89	26.98	26.65	26.83
3161	NYSE	ATO	Wed, Dec 8, 2004	26.70	26.91	26.63	26.88
3160	NYSE	ATO	Tue, Dec 7, 2004	26.91	26.98	26.65	26.81
3159	NYSE	ATO	Mon, Dec 6, 2004	26.49	26.80	26.26	26.71
3158	NYSE	ATO	Fri, Dec 3, 2004	26.51	26.53	26.26	26.49
3157	NYSE	ATO	Thu, Dec 2, 2004	26.65	26.80	26.41	26.65
3156	NYSE	ATO	Wed, Dec 1, 2004	26.90	26.90	26.53	26.90
3155	NYSE	ATO	Tue, Nov 30, 2004	26.85	27.06	26.77	26.99
3154	NYSE	ATO	Mon, Nov 29, 2004	26.95	26.97	26.64	26.84
3153	NYSE	ATO	Fri, Nov 26, 2004	26.92	27.05	26.81	26.83
3152	NYSE	ATO	Wed, Nov 24, 2004	26.88	26.98	26.70	26.89
3151	NYSE	ATO	Tue, Nov 23, 2004	26.23	26.80	26.13	26.80
3150	NYSE	ATO	Mon, Nov 22, 2004	26.09	26.27	25.99	26.05
3149	NYSE	ATO	Fri, Nov 19, 2004	26.59	26.59	26.21	26.23
3148	NYSE	ATO	Thu, Nov 18, 2004	26.54	26.59	26.36	26.49
3147	NYSE	ATO	Wed, Nov 17, 2004	26.32	26.70	26.23	26.44
3146	NYSE	ATO	Tue, Nov 16, 2004	26.75	26.75	26.19	26.22
3145	NYSE	ATO	Mon, Nov 15, 2004	26.74	26.74	26.49	26.70
3144	NYSE	ATO	Fri, Nov 12, 2004	26.35	26.74	26.20	26.74
3143	NYSE	ATO	Thu, Nov 11, 2004	26.39	26.43	26.05	26.37
3142	NYSE	ATO	Wed, Nov 10, 2004	26.30	26.60	26.15	26.39
3141	NYSE	ATO	Tue, Nov 9, 2004	25.81	26.10	25.80	26.03
3140	NYSE	ATO	Mon, Nov 8, 2004	26.00	26.10	25.81	25.81
3139	NYSE	ATO	Fri, Nov 5, 2004	26.32	26.39	25.91	26.01
3138	NYSE	ATO	Thu, Nov 4, 2004	25.84	26.22	25.75	26.22
3137	NYSE	ATO	Wed, Nov 3, 2004	25.57	25.93	25.46	25.83
3136	NYSE	ATO	Tue, Nov 2, 2004	25.60	25.80	25.15	25.37
3135	NYSE	ATO	Mon, Nov 1, 2004	25.81	25.81	25.31	25.63
3134	NYSE	ATO	Fri, Oct 29, 2004	25.65	25.81	25.42	25.81
3133	NYSE	ATO	Thu, Oct 28, 2004	25.34	25.75	25.25	25.75
3132	NYSE	ATO	Wed, Oct 27, 2004	25.18	25.34	25.12	25.34
3131	NYSE	ATO	Tue, Oct 26, 2004	25.20	25.28	25.05	25.28
3130	NYSE	ATO	Mon, Oct 25, 2004	25.30	25.34	25.05	25.20
3129	NYSE	ATO	Fri, Oct 22, 2004	25.01	25.40	25.00	25.40
3128	NYSE	ATO	Thu, Oct 21, 2004	25.01	25.36	24.93	25.20
3127	NYSE	ATO	Wed, Oct 20, 2004	24.95	25.21	24.90	25.07
3126	NYSE	ATO	Tue, Oct 19, 2004	25.00	25.21	24.97	25.00
3125	NYSE	ATO	Mon, Oct 18, 2004	25.14	25.26	24.81	24.85
3124	NYSE	ATO	Fri, Oct 15, 2004	25.18	25.36	24.60	25.14
3123	NYSE	ATO	Thu, Oct 14, 2004	25.26	25.45	25.16	25.18
3122	NYSE	ATO	Wed, Oct 13, 2004	25.90	25.90	25.24	25.26
3121	NYSE	ATO	Tue, Oct 12, 2004	25.62	25.85	25.51	25.80
3120	NYSE	ATO	Mon, Oct 11, 2004	25.46	25.60	25.40	25.59
3119	NYSE	ATO	Fri, Oct 8, 2004	25.47	25.62	25.44	25.48
3118	NYSE	ATO	Thu, Oct 7, 2004	25.80	25.80	25.44	25.44
3117	NYSE	ATO	Wed, Oct 6, 2004	25.56	25.80	25.46	25.80
3116	NYSE	ATO	Tue, Oct 5, 2004	25.59	25.60	25.40	25.54
3115	NYSE	ATO	Mon, Oct 4, 2004	25.74	25.74	25.48	25.52
3114	NYSE	ATO	Fri, Oct 1, 2004	25.25	25.59	25.25	25.58
3113	NYSE	ATO	Thu, Sep 30, 2004	25.12	25.20	25.04	25.19
3112	NYSE	ATO	Wed, Sep 29, 2004	25.10	25.20	25.01	25.12
3111	NYSE	ATO	Tue, Sep 28, 2004	25.00	25.22	24.93	25.00
3110	NYSE	ATO	Mon, Sep 27, 2004	24.97	25.05	24.81	24.88
3109	NYSE	ATO	Fri, Sep 24, 2004	24.84	25.00	24.70	24.88
3108	NYSE	ATO	Thu, Sep 23, 2004	25.05	25.20	24.77	24.83
3107	NYSE	ATO	Wed, Sep 22, 2004	25.70	25.70	24.91	25.00
3106	NYSE	ATO	Tue, Sep 21, 2004	25.58	25.63	25.46	25.48
3105	NYSE	ATO	Mon, Sep 20, 2004	25.81	25.81	25.51	25.51
3104	NYSE	ATO	Fri, Sep 17, 2004	25.80	25.80	25.49	25.76
3103	NYSE	ATO	Thu, Sep 16, 2004	25.38	25.63	25.35	25.63
3102	NYSE	ATO	Wed, Sep 15, 2004	25.40	25.50	25.25	25.45
3101	NYSE	ATO	Tue, Sep 14, 2004	25.63	25.66	25.35	25.39
3100	NYSE	ATO	Mon, Sep 13, 2004	25.76	25.83	25.59	25.63
3099	NYSE	ATO	Fri, Sep 10, 2004	25.73	25.87	25.53	25.86
3098	NYSE	ATO	Thu, Sep 9, 2004	25.64	25.74	25.57	25.69
3097	NYSE	ATO	Wed, Sep 8, 2004	25.60	25.64	25.43	25.59
3096	NYSE	ATO	Tue, Sep 7, 2004	25.50	25.65	25.28	25.64
3095	NYSE	ATO	Fri, Sep 3, 2004	25.40	25.49	25.10	25.25
3094	NYSE	ATO	Thu, Sep 2, 2004	25.30	25.49	25.13	25.35
3093	NYSE	ATO	Wed, Sep 1, 2004	25.25	25.50	25.17	25.50
3092	NYSE	ATO	Tue, Aug 31, 2004	24.85	25.29	24.73	25.29
3091	NYSE	ATO	Mon, Aug 30, 2004	24.70	24.77	24.65	24.72
3090	NYSE	ATO	Fri, Aug 27, 2004	24.85	24.88	24.77	24.78
3089	NYSE	ATO	Thu, Aug 26, 2004	24.90	24.90	24.68	24.80
3088	NYSE	ATO	Wed, Aug 25, 2004	24.60	24.89	24.57	24.82
3087	NYSE	ATO	Tue, Aug 24, 2004	24.71	24.78	24.45	24.67
3086	NYSE	ATO	Mon, Aug 23, 2004	24.75	24.87	24.57	24.61
3085	NYSE	ATO	Fri, Aug 20, 2004	25.25	25.30	25.03	25.15
3084	NYSE	ATO	Thu, Aug 19, 2004	25.40	25.40	25.18	25.25
3083	NYSE	ATO	Wed, Aug 18, 2004	25.06	25.42	25.01	25.40
3082	NYSE	ATO	Tue, Aug 17, 2004	25.50	25.55	25.13	25.16
3081	NYSE	ATO	Mon, Aug 16, 2004	25.05	25.47	25.05	25.47
3080	NYSE	ATO	Fri, Aug 13, 2004	25.07	25.22	24.93	24.95
3079	NYSE	ATO	Thu, Aug 12, 2004	25.25	25.25	24.91	24.93
3078	NYSE	ATO	Wed, Aug 11, 2004	25.23	25.48	24.91	25.32
3077	NYSE	ATO	Tue, Aug 10, 2004	24.85	25.28	24.79	25.28
3076	NYSE	ATO	Mon, Aug 9, 2004	24.85	25.04	24.70	24.70
3075	NYSE	ATO	Fri, Aug 6, 2004	24.80	25.14	24.69	24.69
3074	NYSE	ATO	Thu, Aug 5, 2004	25.33	25.33	24.80	24.80
3073	NYSE	ATO	Wed, Aug 4, 2004	25.10	25.48	25.00	25.40
3072	NYSE	ATO	Tue, Aug 3, 2004	25.21	25.31	25.10	25.20
3071	NYSE	ATO	Mon, Aug 2, 2004	25.15	25.30	24.87	25.25
3070	NYSE	ATO	Fri, Jul 30, 2004	25.03	25.39	25.03	25.17
3069	NYSE	ATO	Thu, Jul 29, 2004	25.08	25.15	24.89	25.03
3068	NYSE	ATO	Wed, Jul 28, 2004	24.80	24.90	24.40	24.83
3067	NYSE	ATO	Tue, Jul 27, 2004	24.69	24.89	24.69	24.75
3066	NYSE	ATO	Mon, Jul 26, 2004	24.85	24.90	24.51	24.66
3065	NYSE	ATO	Fri, Jul 23, 2004	24.95	25.00	24.80	24.85
3064	NYSE	ATO	Thu, Jul 22, 2004	25.18	25.25	24.85	24.90
3063	NYSE	ATO	Wed, Jul 21, 2004	25.34	25.44	25.16	25.19
3062	NYSE	ATO	Tue, Jul 20, 2004	25.38	25.43	25.25	25.34
3061	NYSE	ATO	Mon, Jul 19, 2004	25.23	25.40	25.00	25.38
3060	NYSE	ATO	Fri, Jul 16, 2004	25.28	25.38	25.11	25.38
3059	NYSE	ATO	Thu, Jul 15, 2004	24.98	25.35	24.90	25.28
3058	NYSE	ATO	Wed, Jul 14, 2004	24.74	25.04	24.67	24.98
3057	NYSE	ATO	Tue, Jul 13, 2004	25.14	25.15	24.70	24.91
3056	NYSE	ATO	Mon, Jul 12, 2004	25.22	25.34	25.08	25.14
3055	NYSE	ATO	Fri, Jul 9, 2004	25.30	25.30	25.00	25.22
3054	NYSE	ATO	Thu, Jul 8, 2004	25.55	25.70	25.09	25.18
3053	NYSE	ATO	Wed, Jul 7, 2004	25.98	26.18	25.41	25.50
3052	NYSE	ATO	Tue, Jul 6, 2004	25.40	25.86	25.35	25.80
3051	NYSE	ATO	Fri, Jul 2, 2004	25.39	25.60	25.32	25.32
3050	NYSE	ATO	Thu, Jul 1, 2004	25.58	25.70	25.19	25.24
3049	NYSE	ATO	Wed, Jun 30, 2004	25.25	25.60	25.25	25.60
3048	NYSE	ATO	Tue, Jun 29, 2004	25.15	25.46	25.02	25.25
3047	NYSE	ATO	Mon, Jun 28, 2004	25.24	25.24	24.94	25.11
3046	NYSE	ATO	Fri, Jun 25, 2004	25.05	25.20	24.90	25.20
3045	NYSE	ATO	Thu, Jun 24, 2004	24.90	25.09	24.83	24.95
3044	NYSE	ATO	Wed, Jun 23, 2004	24.75	24.82	24.60	24.81
3043	NYSE	ATO	Tue, Jun 22, 2004	24.61	24.87	24.51	24.75
3042	NYSE	ATO	Mon, Jun 21, 2004	24.57	24.72	24.40	24.61
3041	NYSE	ATO	Fri, Jun 18, 2004	24.55	24.55	24.20	24.42
3040	NYSE	ATO	Thu, Jun 17, 2004	25.00	25.00	24.10	24.54
3039	NYSE	ATO	Wed, Jun 16, 2004	25.00	25.17	24.92	25.00
3038	NYSE	ATO	Tue, Jun 15, 2004	25.05	25.06	24.85	25.05
3037	NYSE	ATO	Mon, Jun 14, 2004	24.80	24.88	24.67	24.69
3036	NYSE	ATO	Thu, Jun 10, 2004	24.60	24.86	24.55	24.85
3035	NYSE	ATO	Wed, Jun 9, 2004	24.75	24.95	24.50	24.50
3034	NYSE	ATO	Tue, Jun 8, 2004	24.75	25.10	24.60	24.71
3033	NYSE	ATO	Mon, Jun 7, 2004	24.63	24.82	24.46	24.82
3032	NYSE	ATO	Fri, Jun 4, 2004	24.55	24.79	24.32	24.38
3031	NYSE	ATO	Thu, Jun 3, 2004	24.74	24.80	24.45	24.45
3030	NYSE	ATO	Wed, Jun 2, 2004	24.70	24.88	24.67	24.69
3029	NYSE	ATO	Tue, Jun 1, 2004	24.79	24.96	24.65	24.70
3028	NYSE	ATO	Fri, May 28, 2004	24.60	24.81	24.51	24.79
3027	NYSE	ATO	Thu, May 27, 2004	24.57	24.75	24.50	24.67
3026	NYSE	ATO	Wed, May 26, 2004	24.63	24.70	24.42	24.62
3025	NYSE	ATO	Tue, May 25, 2004	24.10	24.68	24.05	24.64
3024	NYSE	ATO	Mon, May 24, 2004	23.95	24.18	23.90	24.18
3023	NYSE	ATO	Fri, May 21, 2004	23.75	23.93	23.68	23.80
3022	NYSE	ATO	Thu, May 20, 2004	24.00	24.11	23.80	24.04
3021	NYSE	ATO	Wed, May 19, 2004	24.10	24.23	23.80	23.83
3020	NYSE	ATO	Tue, May 18, 2004	23.75	23.85	23.70	23.85
3019	NYSE	ATO	Mon, May 17, 2004	23.75	23.92	23.61	23.71
3018	NYSE	ATO	Fri, May 14, 2004	23.75	24.22	23.75	23.95
3017	NYSE	ATO	Thu, May 13, 2004	24.05	24.15	23.87	23.95
3016	NYSE	ATO	Wed, May 12, 2004	23.88	24.04	23.60	23.99
3015	NYSE	ATO	Tue, May 11, 2004	23.90	23.95	23.78	23.89
3014	NYSE	ATO	Mon, May 10, 2004	24.08	24.09	23.40	23.68
3013	NYSE	ATO	Fri, May 7, 2004	24.89	24.95	24.12	24.12
3012	NYSE	ATO	Thu, May 6, 2004	24.85	25.02	24.64	24.86
3011	NYSE	ATO	Wed, May 5, 2004	24.90	25.10	24.87	25.05
3010	NYSE	ATO	Tue, May 4, 2004	24.85	25.10	24.72	24.96
3009	NYSE	ATO	Mon, May 3, 2004	24.73	24.93	24.59	24.89
3008	NYSE	ATO	Fri, Apr 30, 2004	24.70	24.90	24.55	24.64
3007	NYSE	ATO	Thu, Apr 29, 2004	24.95	25.20	24.60	24.70
3006	NYSE	ATO	Wed, Apr 28, 2004	25.08	25.08	24.82	24.91
3005	NYSE	ATO	Tue, Apr 27, 2004	25.07	25.20	24.90	25.20
3004	NYSE	ATO	Mon, Apr 26, 2004	25.12	25.27	25.00	25.07
3003	NYSE	ATO	Fri, Apr 23, 2004	25.07	25.20	25.00	25.12
3002	NYSE	ATO	Thu, Apr 22, 2004	24.76	25.17	24.75	25.12
3001	NYSE	ATO	Wed, Apr 21, 2004	24.52	24.77	24.10	24.75
3000	NYSE	ATO	Tue, Apr 20, 2004	24.90	25.05	24.56	24.56
2999	NYSE	ATO	Mon, Apr 19, 2004	25.00	25.03	24.85	24.87
2998	NYSE	ATO	Fri, Apr 16, 2004	24.99	25.07	24.80	25.05
2997	NYSE	ATO	Thu, Apr 15, 2004	24.76	24.91	24.72	24.87
2996	NYSE	ATO	Wed, Apr 14, 2004	25.01	25.01	24.61	24.76
2995	NYSE	ATO	Tue, Apr 13, 2004	25.47	25.48	24.91	25.05
2994	NYSE	ATO	Mon, Apr 12, 2004	25.55	25.76	25.35	25.47
2993	NYSE	ATO	Thu, Apr 8, 2004	25.91	25.91	25.53	25.54
2992	NYSE	ATO	Wed, Apr 7, 2004	25.95	26.06	25.79	25.79
2991	NYSE	ATO	Tue, Apr 6, 2004	25.95	26.10	25.93	25.95
2990	NYSE	ATO	Mon, Apr 5, 2004	26.15	26.16	25.96	26.05
2989	NYSE	ATO	Fri, Apr 2, 2004	26.00	26.09	25.87	26.05
2988	NYSE	ATO	Thu, Apr 1, 2004	25.60	25.96	25.55	25.96
2987	NYSE	ATO	Wed, Mar 31, 2004	25.50	25.62	25.35	25.57
2986	NYSE	ATO	Tue, Mar 30, 2004	25.23	25.64	25.23	25.55
2985	NYSE	ATO	Mon, Mar 29, 2004	25.19	25.43	25.04	25.43
2984	NYSE	ATO	Fri, Mar 26, 2004	25.12	25.24	25.05	25.14
2983	NYSE	ATO	Thu, Mar 25, 2004	25.15	25.38	25.07	25.25
2982	NYSE	ATO	Wed, Mar 24, 2004	25.40	25.47	25.18	25.18
2981	NYSE	ATO	Tue, Mar 23, 2004	25.45	25.64	25.38	25.40
2980	NYSE	ATO	Mon, Mar 22, 2004	25.85	25.87	25.36	25.49
2979	NYSE	ATO	Fri, Mar 19, 2004	26.45	26.45	25.80	25.98
2978	NYSE	ATO	Thu, Mar 18, 2004	26.20	26.21	25.91	26.20
2977	NYSE	ATO	Wed, Mar 17, 2004	26.08	26.26	26.05	26.22
2976	NYSE	ATO	Tue, Mar 16, 2004	26.18	26.20	25.90	25.96
2975	NYSE	ATO	Mon, Mar 15, 2004	26.44	26.44	25.95	26.03
2974	NYSE	ATO	Fri, Mar 12, 2004	26.00	26.44	26.00	26.44
2973	NYSE	ATO	Thu, Mar 11, 2004	26.30	26.52	25.90	25.94
2972	NYSE	ATO	Wed, Mar 10, 2004	26.69	26.82	26.24	26.30
2971	NYSE	ATO	Tue, Mar 9, 2004	26.81	26.81	26.50	26.56
2970	NYSE	ATO	Mon, Mar 8, 2004	26.98	26.98	26.68	26.69
2969	NYSE	ATO	Fri, Mar 5, 2004	26.70	26.99	26.69	26.86
2968	NYSE	ATO	Thu, Mar 4, 2004	26.59	26.75	26.53	26.75
2967	NYSE	ATO	Wed, Mar 3, 2004	26.70	27.00	26.46	26.61
2966	NYSE	ATO	Tue, Mar 2, 2004	26.68	26.75	26.59	26.65
2965	NYSE	ATO	Mon, Mar 1, 2004	26.49	26.68	26.39	26.68
2964	NYSE	ATO	Fri, Feb 27, 2004	26.16	26.50	26.15	26.35
2963	NYSE	ATO	Thu, Feb 26, 2004	26.32	26.32	26.12	26.18
2962	NYSE	ATO	Wed, Feb 25, 2004	26.02	26.33	25.99	26.33
2961	NYSE	ATO	Tue, Feb 24, 2004	26.09	26.26	25.91	26.11
2960	NYSE	ATO	Mon, Feb 23, 2004	26.15	26.25	26.00	26.09
2959	NYSE	ATO	Fri, Feb 20, 2004	26.53	26.55	26.20	26.40
2958	NYSE	ATO	Thu, Feb 19, 2004	26.52	26.70	26.41	26.46
2957	NYSE	ATO	Wed, Feb 18, 2004	26.33	26.52	26.24	26.52
2956	NYSE	ATO	Tue, Feb 17, 2004	26.12	26.44	26.04	26.44
2955	NYSE	ATO	Fri, Feb 13, 2004	26.19	26.44	26.17	26.18
2954	NYSE	ATO	Thu, Feb 12, 2004	26.00	26.29	25.98	26.25
2953	NYSE	ATO	Wed, Feb 11, 2004	26.01	26.34	26.01	26.16
2952	NYSE	ATO	Tue, Feb 10, 2004	25.58	26.14	25.57	26.14
2951	NYSE	ATO	Mon, Feb 9, 2004	25.24	25.58	25.10	25.58
2950	NYSE	ATO	Fri, Feb 6, 2004	25.05	25.30	24.85	25.24
2949	NYSE	ATO	Thu, Feb 5, 2004	24.95	25.15	24.80	24.87
2948	NYSE	ATO	Wed, Feb 4, 2004	25.40	25.40	24.82	24.92
2947	NYSE	ATO	Tue, Feb 3, 2004	25.45	25.52	25.40	25.43
2946	NYSE	ATO	Mon, Feb 2, 2004	25.55	25.58	25.28	25.46
2945	NYSE	ATO	Fri, Jan 30, 2004	25.66	25.74	25.41	25.60
2944	NYSE	ATO	Thu, Jan 29, 2004	25.60	25.82	25.57	25.66
2943	NYSE	ATO	Wed, Jan 28, 2004	25.51	25.96	25.47	25.62
2942	NYSE	ATO	Tue, Jan 27, 2004	25.60	25.62	25.37	25.51
2941	NYSE	ATO	Mon, Jan 26, 2004	25.46	25.59	25.25	25.59
2940	NYSE	ATO	Fri, Jan 23, 2004	25.25	25.46	25.20	25.46
2939	NYSE	ATO	Thu, Jan 22, 2004	25.31	25.40	25.20	25.23
2938	NYSE	ATO	Wed, Jan 21, 2004	25.08	25.30	25.00	25.30
2937	NYSE	ATO	Tue, Jan 20, 2004	24.69	25.13	24.64	24.98
2936	NYSE	ATO	Fri, Jan 16, 2004	24.86	24.87	24.59	24.59
2935	NYSE	ATO	Thu, Jan 15, 2004	24.75	24.85	24.67	24.76
2934	NYSE	ATO	Wed, Jan 14, 2004	24.68	24.85	24.62	24.85
2933	NYSE	ATO	Tue, Jan 13, 2004	24.79	24.79	24.60	24.62
2932	NYSE	ATO	Mon, Jan 12, 2004	24.65	24.78	24.58	24.75
2931	NYSE	ATO	Fri, Jan 9, 2004	24.57	24.76	24.52	24.55
2930	NYSE	ATO	Thu, Jan 8, 2004	24.50	24.69	24.42	24.67
2929	NYSE	ATO	Wed, Jan 7, 2004	24.33	24.50	24.32	24.47
2928	NYSE	ATO	Tue, Jan 6, 2004	24.50	24.66	24.30	24.32
2927	NYSE	ATO	Mon, Jan 5, 2004	24.73	24.89	24.42	24.51
2926	NYSE	ATO	Fri, Jan 2, 2004	24.55	24.84	24.55	24.73
2925	NYSE	ATO	Wed, Dec 31, 2003	24.91	24.99	24.30	24.30
2924	NYSE	ATO	Tue, Dec 30, 2003	24.85	25.00	24.80	24.99
2923	NYSE	ATO	Mon, Dec 29, 2003	24.77	25.00	24.77	24.91
2922	NYSE	ATO	Fri, Dec 26, 2003	24.75	24.88	24.74	24.81
2921	NYSE	ATO	Wed, Dec 24, 2003	24.74	24.84	24.60	24.66
2920	NYSE	ATO	Tue, Dec 23, 2003	24.28	24.74	24.28	24.73
2919	NYSE	ATO	Mon, Dec 22, 2003	24.23	24.43	23.92	24.28
2918	NYSE	ATO	Fri, Dec 19, 2003	24.34	24.48	24.10	24.15
2917	NYSE	ATO	Thu, Dec 18, 2003	24.35	24.50	24.32	24.34
2916	NYSE	ATO	Wed, Dec 17, 2003	24.51	24.59	24.35	24.45
2915	NYSE	ATO	Tue, Dec 16, 2003	24.30	24.62	24.29	24.60
2914	NYSE	ATO	Mon, Dec 15, 2003	24.82	24.85	24.38	24.38
2913	NYSE	ATO	Fri, Dec 12, 2003	24.48	24.58	24.42	24.58
2912	NYSE	ATO	Thu, Dec 11, 2003	24.48	24.70	24.32	24.48
2911	NYSE	ATO	Wed, Dec 10, 2003	24.58	24.62	24.37	24.38
2910	NYSE	ATO	Tue, Dec 9, 2003	24.89	24.89	24.53	24.58
2909	NYSE	ATO	Mon, Dec 8, 2003	24.65	24.85	24.62	24.81
2908	NYSE	ATO	Fri, Dec 5, 2003	24.50	24.73	24.50	24.59
2907	NYSE	ATO	Thu, Dec 4, 2003	24.47	24.65	24.41	24.59
2906	NYSE	ATO	Wed, Dec 3, 2003	24.86	24.86	24.44	24.45
2905	NYSE	ATO	Tue, Dec 2, 2003	24.80	24.92	24.71	24.86
2904	NYSE	ATO	Mon, Dec 1, 2003	24.75	24.82	24.66	24.76
2903	NYSE	ATO	Fri, Nov 28, 2003	24.55	24.78	24.50	24.65
2902	NYSE	ATO	Wed, Nov 26, 2003	24.80	24.85	24.62	24.70
2901	NYSE	ATO	Tue, Nov 25, 2003	24.62	24.79	24.60	24.75
2900	NYSE	ATO	Mon, Nov 24, 2003	24.43	24.77	24.43	24.77
2899	NYSE	ATO	Fri, Nov 21, 2003	24.35	24.42	24.29	24.35
2898	NYSE	ATO	Thu, Nov 20, 2003	24.50	24.62	24.31	24.43
2897	NYSE	ATO	Wed, Nov 19, 2003	24.40	24.59	24.40	24.47
2896	NYSE	ATO	Tue, Nov 18, 2003	24.69	24.78	24.39	24.39
2895	NYSE	ATO	Mon, Nov 17, 2003	24.65	24.74	24.37	24.70
2894	NYSE	ATO	Fri, Nov 14, 2003	24.87	24.89	24.63	24.68
2893	NYSE	ATO	Thu, Nov 13, 2003	24.59	24.77	24.52	24.71
2892	NYSE	ATO	Wed, Nov 12, 2003	24.40	24.71	24.36	24.59
2891	NYSE	ATO	Tue, Nov 11, 2003	24.55	24.57	24.30	24.31
2890	NYSE	ATO	Mon, Nov 10, 2003	24.41	24.59	24.27	24.30
2889	NYSE	ATO	Fri, Nov 7, 2003	24.50	24.65	24.40	24.43
2888	NYSE	ATO	Thu, Nov 6, 2003	24.55	24.55	24.43	24.44
2887	NYSE	ATO	Wed, Nov 5, 2003	24.65	24.70	24.39	24.48
2886	NYSE	ATO	Tue, Nov 4, 2003	24.68	24.68	24.42	24.56
2885	NYSE	ATO	Mon, Nov 3, 2003	24.55	24.70	24.40	24.68
2884	NYSE	ATO	Fri, Oct 31, 2003	24.60	24.73	24.41	24.50
2883	NYSE	ATO	Thu, Oct 30, 2003	24.90	24.93	24.50	24.50
2882	NYSE	ATO	Wed, Oct 29, 2003	24.85	24.95	24.71	24.76
2881	NYSE	ATO	Tue, Oct 28, 2003	24.50	24.77	24.50	24.77
2880	NYSE	ATO	Mon, Oct 27, 2003	24.30	24.50	24.30	24.50
2879	NYSE	ATO	Fri, Oct 24, 2003	24.48	24.52	24.25	24.25
2878	NYSE	ATO	Thu, Oct 23, 2003	24.50	24.60	24.36	24.42
2877	NYSE	ATO	Wed, Oct 22, 2003	24.66	24.80	24.50	24.50
2876	NYSE	ATO	Tue, Oct 21, 2003	24.79	24.88	24.65	24.69
2875	NYSE	ATO	Mon, Oct 20, 2003	24.60	24.77	24.60	24.71
2874	NYSE	ATO	Fri, Oct 17, 2003	24.79	24.80	24.55	24.65
2873	NYSE	ATO	Thu, Oct 16, 2003	24.65	24.73	24.45	24.69
2872	NYSE	ATO	Wed, Oct 15, 2003	24.77	24.80	24.51	24.56
2871	NYSE	ATO	Tue, Oct 14, 2003	24.59	24.78	24.59	24.77
2870	NYSE	ATO	Mon, Oct 13, 2003	24.38	24.70	24.38	24.59
2869	NYSE	ATO	Fri, Oct 10, 2003	24.68	24.71	24.31	24.48
2868	NYSE	ATO	Thu, Oct 9, 2003	24.46	24.63	24.36	24.53
2867	NYSE	ATO	Wed, Oct 8, 2003	24.80	24.80	24.21	24.33
2866	NYSE	ATO	Tue, Oct 7, 2003	24.73	24.80	24.50	24.80
2865	NYSE	ATO	Mon, Oct 6, 2003	24.83	24.83	24.59	24.83
2864	NYSE	ATO	Fri, Oct 3, 2003	24.60	24.80	24.41	24.70
2863	NYSE	ATO	Thu, Oct 2, 2003	24.40	24.52	24.27	24.52
2862	NYSE	ATO	Wed, Oct 1, 2003	24.08	24.39	24.05	24.36
2861	NYSE	ATO	Tue, Sep 30, 2003	24.05	24.26	23.93	23.94
2860	NYSE	ATO	Mon, Sep 29, 2003	23.82	24.25	23.82	24.09
2859	NYSE	ATO	Fri, Sep 26, 2003	24.09	24.14	23.81	23.82
2858	NYSE	ATO	Thu, Sep 25, 2003	24.10	24.38	23.97	23.97
2857	NYSE	ATO	Wed, Sep 24, 2003	24.50	24.58	24.10	24.10
2856	NYSE	ATO	Tue, Sep 23, 2003	24.18	24.38	24.06	24.38
2855	NYSE	ATO	Mon, Sep 22, 2003	24.24	24.29	24.02	24.08
2854	NYSE	ATO	Fri, Sep 19, 2003	24.07	24.29	24.05	24.25
2853	NYSE	ATO	Thu, Sep 18, 2003	24.15	24.33	24.06	24.06
2852	NYSE	ATO	Wed, Sep 17, 2003	24.35	24.50	24.11	24.12
2851	NYSE	ATO	Tue, Sep 16, 2003	24.25	24.40	24.25	24.35
2850	NYSE	ATO	Mon, Sep 15, 2003	24.40	24.48	24.25	24.26
2849	NYSE	ATO	Fri, Sep 12, 2003	24.40	24.54	24.32	24.40
2848	NYSE	ATO	Thu, Sep 11, 2003	24.36	24.50	24.29	24.45
2847	NYSE	ATO	Wed, Sep 10, 2003	24.53	24.60	24.31	24.36
2846	NYSE	ATO	Tue, Sep 9, 2003	24.75	24.80	24.50	24.63
2845	NYSE	ATO	Mon, Sep 8, 2003	24.50	24.73	24.44	24.72
2844	NYSE	ATO	Fri, Sep 5, 2003	24.43	24.71	24.35	24.45
2843	NYSE	ATO	Thu, Sep 4, 2003	24.65	24.65	24.33	24.53
2842	NYSE	ATO	Wed, Sep 3, 2003	24.98	24.98	24.45	24.60
2841	NYSE	ATO	Tue, Sep 2, 2003	24.35	24.97	24.23	24.97
2840	NYSE	ATO	Fri, Aug 29, 2003	24.65	24.66	24.17	24.35
2839	NYSE	ATO	Thu, Aug 28, 2003	24.65	24.69	24.30	24.65
2838	NYSE	ATO	Wed, Aug 27, 2003	24.45	24.66	24.35	24.56
2837	NYSE	ATO	Tue, Aug 26, 2003	24.40	24.52	24.12	24.45
2836	NYSE	ATO	Mon, Aug 25, 2003	24.35	24.54	24.23	24.50
2835	NYSE	ATO	Fri, Aug 22, 2003	24.67	24.73	24.19	24.35
2834	NYSE	ATO	Thu, Aug 21, 2003	24.43	24.70	24.42	24.67
2833	NYSE	ATO	Wed, Aug 20, 2003	24.30	24.89	24.26	24.79
2832	NYSE	ATO	Tue, Aug 19, 2003	24.26	24.34	24.18	24.31
2831	NYSE	ATO	Mon, Aug 18, 2003	24.20	24.34	24.14	24.26
2830	NYSE	ATO	Fri, Aug 15, 2003	24.04	24.24	24.01	24.11
2829	NYSE	ATO	Thu, Aug 14, 2003	24.07	24.22	23.85	23.99
2828	NYSE	ATO	Wed, Aug 13, 2003	24.10	24.27	24.01	24.15
2827	NYSE	ATO	Tue, Aug 12, 2003	23.99	24.25	23.89	24.23
2826	NYSE	ATO	Mon, Aug 11, 2003	23.60	24.00	23.57	23.99
2825	NYSE	ATO	Fri, Aug 8, 2003	23.57	23.77	23.35	23.56
2824	NYSE	ATO	Thu, Aug 7, 2003	23.31	23.67	23.24	23.59
2823	NYSE	ATO	Wed, Aug 6, 2003	23.28	23.49	23.15	23.20
2822	NYSE	ATO	Tue, Aug 5, 2003	23.72	23.82	23.00	23.28
2821	NYSE	ATO	Mon, Aug 4, 2003	24.12	24.12	23.55	23.80
2820	NYSE	ATO	Fri, Aug 1, 2003	24.49	24.49	24.01	24.02
2819	NYSE	ATO	Thu, Jul 31, 2003	24.51	24.68	24.31	24.37
2818	NYSE	ATO	Wed, Jul 30, 2003	24.48	24.58	24.06	24.53
2817	NYSE	ATO	Tue, Jul 29, 2003	24.20	24.40	24.10	24.38
2816	NYSE	ATO	Mon, Jul 28, 2003	24.50	24.53	24.13	24.15
2815	NYSE	ATO	Fri, Jul 25, 2003	24.50	24.55	24.21	24.41
2814	NYSE	ATO	Thu, Jul 24, 2003	24.45	24.60	24.23	24.38
2813	NYSE	ATO	Wed, Jul 23, 2003	24.35	24.42	24.12	24.35
2812	NYSE	ATO	Tue, Jul 22, 2003	24.25	24.41	24.14	24.27
2811	NYSE	ATO	Mon, Jul 21, 2003	24.58	24.59	24.05	24.10
2810	NYSE	ATO	Fri, Jul 18, 2003	24.30	24.55	24.18	24.51
2809	NYSE	ATO	Thu, Jul 17, 2003	24.45	24.49	24.07	24.10
2808	NYSE	ATO	Wed, Jul 16, 2003	24.50	24.63	24.27	24.34
2807	NYSE	ATO	Tue, Jul 15, 2003	24.78	24.92	24.39	24.50
2806	NYSE	ATO	Mon, Jul 14, 2003	24.93	24.99	24.79	24.88
2805	NYSE	ATO	Fri, Jul 11, 2003	24.70	24.82	24.60	24.79
2804	NYSE	ATO	Thu, Jul 10, 2003	24.98	24.98	24.49	24.60
2803	NYSE	ATO	Wed, Jul 9, 2003	24.75	25.50	24.50	24.88
2802	NYSE	ATO	Tue, Jul 8, 2003	25.09	25.09	24.45	24.65
2801	NYSE	ATO	Mon, Jul 7, 2003	25.10	25.14	24.80	25.00
2800	NYSE	ATO	Thu, Jul 3, 2003	25.06	25.06	24.86	24.88
2799	NYSE	ATO	Wed, Jul 2, 2003	24.95	25.08	24.79	25.07
2798	NYSE	ATO	Tue, Jul 1, 2003	24.90	24.90	24.52	24.75
2797	NYSE	ATO	Mon, Jun 30, 2003	24.70	24.86	24.45	24.80
2796	NYSE	ATO	Fri, Jun 27, 2003	24.50	24.62	24.28	24.59
2795	NYSE	ATO	Thu, Jun 26, 2003	24.00	24.42	23.60	24.30
2794	NYSE	ATO	Wed, Jun 25, 2003	25.15	25.15	24.35	24.40
2793	NYSE	ATO	Tue, Jun 24, 2003	25.12	25.27	25.00	25.00
2792	NYSE	ATO	Mon, Jun 23, 2003	25.17	25.20	25.00	25.11
2791	NYSE	ATO	Fri, Jun 20, 2003	25.28	25.28	25.10	25.22
2790	NYSE	ATO	Thu, Jun 19, 2003	25.15	25.27	25.01	25.25
2789	NYSE	ATO	Wed, Jun 18, 2003	25.15	25.18	25.00	25.15
2788	NYSE	ATO	Tue, Jun 17, 2003	25.48	25.49	25.11	25.31
2787	NYSE	ATO	Mon, Jun 16, 2003	24.94	25.34	24.92	25.23
2786	NYSE	ATO	Fri, Jun 13, 2003	25.46	25.46	24.91	24.91
2785	NYSE	ATO	Thu, Jun 12, 2003	25.45	25.50	25.32	25.45
2784	NYSE	ATO	Wed, Jun 11, 2003	25.28	25.49	25.21	25.45
2783	NYSE	ATO	Tue, Jun 10, 2003	25.15	25.24	25.10	25.24
2782	NYSE	ATO	Mon, Jun 9, 2003	25.00	25.20	24.95	25.13
2781	NYSE	ATO	Fri, Jun 6, 2003	25.15	25.33	24.90	24.95
2780	NYSE	ATO	Thu, Jun 5, 2003	25.10	25.20	24.90	25.03
2779	NYSE	ATO	Wed, Jun 4, 2003	24.80	25.20	24.72	25.00
2778	NYSE	ATO	Tue, Jun 3, 2003	24.74	24.85	24.50	24.80
2777	NYSE	ATO	Mon, Jun 2, 2003	24.65	24.84	24.51	24.77
2776	NYSE	ATO	Fri, May 30, 2003	24.65	24.78	24.55	24.75
2775	NYSE	ATO	Thu, May 29, 2003	24.66	24.76	24.34	24.58
2774	NYSE	ATO	Wed, May 28, 2003	24.88	24.93	24.61	24.76
2773	NYSE	ATO	Tue, May 27, 2003	24.26	24.98	24.26	24.85
2772	NYSE	ATO	Fri, May 23, 2003	23.44	24.38	23.36	24.26
2771	NYSE	ATO	Thu, May 22, 2003	23.52	23.59	23.37	23.50
2770	NYSE	ATO	Wed, May 21, 2003	23.55	23.70	23.47	23.70
2769	NYSE	ATO	Tue, May 20, 2003	23.25	23.62	23.20	23.55
2768	NYSE	ATO	Mon, May 19, 2003	23.00	23.45	22.99	23.22
2767	NYSE	ATO	Fri, May 16, 2003	23.48	23.92	22.70	22.70
2766	NYSE	ATO	Thu, May 15, 2003	23.37	23.69	23.29	23.54
2765	NYSE	ATO	Wed, May 14, 2003	23.30	23.45	23.12	23.17
2764	NYSE	ATO	Tue, May 13, 2003	23.40	23.49	23.22	23.29
2763	NYSE	ATO	Mon, May 12, 2003	23.44	23.50	23.27	23.42
2762	NYSE	ATO	Fri, May 9, 2003	23.24	23.49	23.16	23.44
2761	NYSE	ATO	Thu, May 8, 2003	23.02	23.23	22.93	23.13
2760	NYSE	ATO	Wed, May 7, 2003	22.96	23.10	22.96	22.99
2759	NYSE	ATO	Tue, May 6, 2003	23.10	23.10	22.92	23.06
2758	NYSE	ATO	Mon, May 5, 2003	23.01	23.24	22.93	22.95
2757	NYSE	ATO	Fri, May 2, 2003	22.75	23.08	22.70	23.00
2756	NYSE	ATO	Thu, May 1, 2003	22.78	22.78	22.37	22.60
2755	NYSE	ATO	Wed, Apr 30, 2003	22.70	22.84	22.66	22.78
2754	NYSE	ATO	Tue, Apr 29, 2003	22.80	22.94	22.60	22.62
2753	NYSE	ATO	Mon, Apr 28, 2003	22.85	22.85	22.47	22.79
2752	NYSE	ATO	Fri, Apr 25, 2003	22.43	22.45	22.31	22.31
2751	NYSE	ATO	Thu, Apr 24, 2003	22.25	22.46	22.15	22.39
2750	NYSE	ATO	Wed, Apr 23, 2003	22.43	22.45	22.07	22.32
2749	NYSE	ATO	Tue, Apr 22, 2003	22.00	22.33	21.90	22.18
2748	NYSE	ATO	Mon, Apr 21, 2003	21.90	22.00	21.83	22.00
2747	NYSE	ATO	Thu, Apr 17, 2003	21.90	22.20	21.65	21.90
2746	NYSE	ATO	Wed, Apr 16, 2003	21.88	21.88	21.54	21.65
2745	NYSE	ATO	Tue, Apr 15, 2003	21.45	21.77	21.32	21.63
2744	NYSE	ATO	Mon, Apr 14, 2003	21.54	21.65	21.37	21.45
2743	NYSE	ATO	Fri, Apr 11, 2003	21.84	21.85	21.35	21.54
2742	NYSE	ATO	Thu, Apr 10, 2003	21.53	21.75	21.40	21.57
2741	NYSE	ATO	Wed, Apr 9, 2003	21.84	22.14	21.41	21.53
2740	NYSE	ATO	Tue, Apr 8, 2003	21.50	21.95	21.50	21.83
2739	NYSE	ATO	Mon, Apr 7, 2003	21.70	22.10	21.51	21.60
2738	NYSE	ATO	Fri, Apr 4, 2003	21.38	21.62	21.38	21.60
2737	NYSE	ATO	Thu, Apr 3, 2003	21.65	21.66	21.40	21.43
2736	NYSE	ATO	Wed, Apr 2, 2003	21.65	21.65	21.40	21.56
2735	NYSE	ATO	Tue, Apr 1, 2003	21.40	21.63	21.05	21.63
2734	NYSE	ATO	Mon, Mar 31, 2003	21.40	21.49	21.23	21.26
2733	NYSE	ATO	Fri, Mar 28, 2003	21.25	21.50	21.20	21.39
2732	NYSE	ATO	Thu, Mar 27, 2003	21.38	21.45	21.18	21.45
2731	NYSE	ATO	Wed, Mar 26, 2003	21.55	21.55	21.25	21.25
2730	NYSE	ATO	Tue, Mar 25, 2003	21.38	21.60	21.32	21.45
2729	NYSE	ATO	Mon, Mar 24, 2003	21.75	21.75	21.25	21.34
2728	NYSE	ATO	Fri, Mar 21, 2003	21.50	21.90	21.38	21.90
2727	NYSE	ATO	Thu, Mar 20, 2003	21.43	21.50	21.26	21.50
2726	NYSE	ATO	Wed, Mar 19, 2003	21.40	21.48	21.34	21.40
2725	NYSE	ATO	Tue, Mar 18, 2003	21.70	21.74	21.38	21.40
2724	NYSE	ATO	Mon, Mar 17, 2003	21.40	21.65	21.27	21.58
2723	NYSE	ATO	Fri, Mar 14, 2003	21.63	21.63	21.25	21.43
2722	NYSE	ATO	Thu, Mar 13, 2003	21.20	21.48	21.11	21.43
2721	NYSE	ATO	Wed, Mar 12, 2003	21.04	21.23	20.85	20.95
2720	NYSE	ATO	Tue, Mar 11, 2003	21.00	21.50	20.95	20.95
2719	NYSE	ATO	Mon, Mar 10, 2003	21.52	21.57	21.12	21.15
2718	NYSE	ATO	Fri, Mar 7, 2003	21.54	21.62	21.40	21.45
2717	NYSE	ATO	Thu, Mar 6, 2003	21.55	21.67	21.41	21.53
2716	NYSE	ATO	Wed, Mar 5, 2003	21.45	21.68	21.24	21.61
2715	NYSE	ATO	Tue, Mar 4, 2003	21.40	21.54	21.10	21.49
2714	NYSE	ATO	Mon, Mar 3, 2003	21.33	21.65	21.24	21.30
2713	NYSE	ATO	Fri, Feb 28, 2003	21.67	21.75	21.25	21.28
2712	NYSE	ATO	Thu, Feb 27, 2003	21.75	21.94	21.51	21.57
2711	NYSE	ATO	Wed, Feb 26, 2003	22.13	22.13	21.65	21.67
2710	NYSE	ATO	Tue, Feb 25, 2003	21.93	22.21	21.75	22.12
2709	NYSE	ATO	Mon, Feb 24, 2003	22.10	22.14	21.80	21.83
2708	NYSE	ATO	Fri, Feb 21, 2003	21.85	22.23	21.82	22.05
2707	NYSE	ATO	Thu, Feb 20, 2003	22.04	22.20	21.93	22.11
2706	NYSE	ATO	Wed, Feb 19, 2003	22.15	22.28	22.00	22.02
2705	NYSE	ATO	Tue, Feb 18, 2003	22.03	22.17	21.80	22.03
2704	NYSE	ATO	Fri, Feb 14, 2003	21.48	22.05	21.48	21.95
2703	NYSE	ATO	Thu, Feb 13, 2003	21.40	21.71	21.20	21.50
2702	NYSE	ATO	Wed, Feb 12, 2003	21.19	21.90	21.19	21.30
2701	NYSE	ATO	Tue, Feb 11, 2003	21.61	21.65	21.01	21.19
2700	NYSE	ATO	Mon, Feb 10, 2003	21.30	21.64	21.30	21.50
2699	NYSE	ATO	Fri, Feb 7, 2003	21.85	21.93	21.28	21.28
2698	NYSE	ATO	Thu, Feb 6, 2003	22.16	22.19	21.74	21.84
2697	NYSE	ATO	Wed, Feb 5, 2003	22.46	22.46	21.80	21.96
2696	NYSE	ATO	Tue, Feb 4, 2003	22.06	22.43	22.03	22.26
2695	NYSE	ATO	Mon, Feb 3, 2003	22.40	22.47	22.15	22.16
2694	NYSE	ATO	Fri, Jan 31, 2003	22.05	22.40	22.02	22.40
2693	NYSE	ATO	Thu, Jan 30, 2003	21.96	22.26	21.96	22.01
2692	NYSE	ATO	Wed, Jan 29, 2003	21.95	21.99	21.53	21.87
2691	NYSE	ATO	Tue, Jan 28, 2003	21.65	22.03	21.40	21.70
2690	NYSE	ATO	Mon, Jan 27, 2003	22.00	22.00	21.40	21.40
2689	NYSE	ATO	Fri, Jan 24, 2003	22.12	22.12	21.79	21.93
2688	NYSE	ATO	Thu, Jan 23, 2003	21.99	22.29	21.94	22.12
2687	NYSE	ATO	Wed, Jan 22, 2003	22.20	22.20	21.91	21.93
2686	NYSE	ATO	Tue, Jan 21, 2003	22.50	22.50	22.09	22.23
2685	NYSE	ATO	Fri, Jan 17, 2003	22.80	22.80	22.30	22.41
2684	NYSE	ATO	Thu, Jan 16, 2003	22.40	22.97	22.40	22.67
2683	NYSE	ATO	Wed, Jan 15, 2003	23.33	23.33	22.10	22.36
2682	NYSE	ATO	Tue, Jan 14, 2003	23.50	23.55	23.20	23.28
2681	NYSE	ATO	Mon, Jan 13, 2003	23.50	23.70	23.10	23.56
2680	NYSE	ATO	Fri, Jan 10, 2003	23.40	23.58	23.32	23.49
2679	NYSE	ATO	Thu, Jan 9, 2003	23.85	23.90	23.51	23.55
2678	NYSE	ATO	Wed, Jan 8, 2003	23.75	23.77	23.40	23.60
2677	NYSE	ATO	Tue, Jan 7, 2003	24.31	24.31	23.35	23.74
2676	NYSE	ATO	Mon, Jan 6, 2003	23.55	24.24	23.55	24.20
2675	NYSE	ATO	Fri, Jan 3, 2003	23.52	23.63	23.33	23.50
2674	NYSE	ATO	Thu, Jan 2, 2003	23.55	23.64	23.33	23.54
2673	NYSE	ATO	Tue, Dec 31, 2002	23.42	23.61	23.21	23.32
2672	NYSE	ATO	Mon, Dec 30, 2002	23.25	23.32	23.04	23.25
2671	NYSE	ATO	Fri, Dec 27, 2002	23.50	23.57	23.10	23.11
2670	NYSE	ATO	Thu, Dec 26, 2002	23.55	23.66	23.50	23.63
2669	NYSE	ATO	Tue, Dec 24, 2002	23.61	23.62	23.35	23.50
2668	NYSE	ATO	Mon, Dec 23, 2002	23.10	23.63	23.02	23.51
2667	NYSE	ATO	Fri, Dec 20, 2002	23.70	23.75	23.16	23.16
2666	NYSE	ATO	Thu, Dec 19, 2002	23.78	23.81	23.41	23.50
2665	NYSE	ATO	Wed, Dec 18, 2002	23.61	23.88	23.38	23.63
2664	NYSE	ATO	Tue, Dec 17, 2002	23.61	23.80	23.42	23.53
2663	NYSE	ATO	Mon, Dec 16, 2002	22.85	23.65	22.85	23.61
2662	NYSE	ATO	Fri, Dec 13, 2002	23.02	23.20	22.79	22.79
2661	NYSE	ATO	Thu, Dec 12, 2002	22.95	22.96	22.75	22.94
2660	NYSE	ATO	Wed, Dec 11, 2002	22.80	22.90	22.80	22.85
2659	NYSE	ATO	Tue, Dec 10, 2002	22.75	22.81	22.65	22.77
2658	NYSE	ATO	Mon, Dec 9, 2002	22.80	22.83	22.55	22.68
2657	NYSE	ATO	Fri, Dec 6, 2002	22.75	22.91	22.51	22.75
2656	NYSE	ATO	Thu, Dec 5, 2002	23.20	23.20	22.71	22.85
2655	NYSE	ATO	Wed, Dec 4, 2002	23.05	23.30	22.82	22.95
2654	NYSE	ATO	Tue, Dec 3, 2002	22.84	23.21	22.60	22.80
2653	NYSE	ATO	Mon, Dec 2, 2002	22.40	22.79	22.38	22.79
2652	NYSE	ATO	Fri, Nov 29, 2002	22.92	22.92	22.30	22.30
2651	NYSE	ATO	Wed, Nov 27, 2002	22.32	22.79	22.22	22.79
2650	NYSE	ATO	Tue, Nov 26, 2002	22.82	23.05	22.22	22.22
2649	NYSE	ATO	Mon, Nov 25, 2002	22.95	23.15	22.60	23.00
2648	NYSE	ATO	Fri, Nov 22, 2002	22.30	22.84	22.30	22.77
2647	NYSE	ATO	Thu, Nov 21, 2002	21.88	22.74	21.88	22.30
2646	NYSE	ATO	Wed, Nov 20, 2002	21.80	22.25	21.80	22.22
2645	NYSE	ATO	Tue, Nov 19, 2002	21.60	21.98	21.51	21.89
2644	NYSE	ATO	Mon, Nov 18, 2002	22.25	22.76	21.54	21.54
2643	NYSE	ATO	Fri, Nov 15, 2002	21.67	22.47	21.65	22.15
2642	NYSE	ATO	Thu, Nov 14, 2002	21.63	21.88	21.51	21.81
2641	NYSE	ATO	Wed, Nov 13, 2002	21.30	21.80	21.30	21.57
2640	NYSE	ATO	Tue, Nov 12, 2002	21.75	21.89	21.27	21.30
2639	NYSE	ATO	Mon, Nov 11, 2002	21.90	21.99	21.70	21.70
2638	NYSE	ATO	Fri, Nov 8, 2002	21.75	22.00	21.55	21.90
2637	NYSE	ATO	Thu, Nov 7, 2002	22.30	22.30	21.65	21.70
2636	NYSE	ATO	Wed, Nov 6, 2002	22.20	22.54	22.03	22.40
2635	NYSE	ATO	Tue, Nov 5, 2002	22.45	22.45	22.04	22.18
2634	NYSE	ATO	Mon, Nov 4, 2002	22.44	22.60	22.11	22.33
2633	NYSE	ATO	Fri, Nov 1, 2002	22.05	22.41	21.98	22.41
2632	NYSE	ATO	Thu, Oct 31, 2002	21.97	22.30	21.84	22.00
2631	NYSE	ATO	Wed, Oct 30, 2002	21.75	22.00	21.73	21.97
2630	NYSE	ATO	Tue, Oct 29, 2002	21.70	21.75	21.27	21.75
2629	NYSE	ATO	Mon, Oct 28, 2002	21.75	21.85	21.55	21.74
2628	NYSE	ATO	Fri, Oct 25, 2002	21.41	21.70	21.15	21.69
2627	NYSE	ATO	Thu, Oct 24, 2002	21.59	21.65	21.20	21.44
2626	NYSE	ATO	Wed, Oct 23, 2002	21.30	21.54	21.20	21.49
2625	NYSE	ATO	Tue, Oct 22, 2002	21.76	21.76	21.20	21.30
2624	NYSE	ATO	Mon, Oct 21, 2002	21.32	21.82	21.04	21.75
2623	NYSE	ATO	Fri, Oct 18, 2002	21.39	21.65	21.04	21.35
2622	NYSE	ATO	Thu, Oct 17, 2002	21.07	21.38	20.93	21.24
2621	NYSE	ATO	Wed, Oct 16, 2002	21.65	21.79	20.85	20.95
2620	NYSE	ATO	Tue, Oct 15, 2002	21.16	21.79	21.16	21.75
2619	NYSE	ATO	Mon, Oct 14, 2002	20.92	21.36	20.91	21.25
2618	NYSE	ATO	Fri, Oct 11, 2002	21.17	21.49	21.01	21.02
2617	NYSE	ATO	Thu, Oct 10, 2002	20.85	21.45	20.62	21.27
2616	NYSE	ATO	Wed, Oct 9, 2002	21.65	21.80	20.70	20.70
2615	NYSE	ATO	Tue, Oct 8, 2002	21.45	21.88	21.01	21.65
2614	NYSE	ATO	Mon, Oct 7, 2002	21.90	21.95	21.50	21.55
2613	NYSE	ATO	Fri, Oct 4, 2002	21.74	21.80	21.38	21.80
2612	NYSE	ATO	Thu, Oct 3, 2002	21.51	21.95	21.51	21.69
2611	NYSE	ATO	Wed, Oct 2, 2002	21.80	21.99	21.38	21.39
2610	NYSE	ATO	Tue, Oct 1, 2002	21.40	21.75	21.40	21.74
2609	NYSE	ATO	Mon, Sep 30, 2002	21.45	21.85	20.98	21.50
2608	NYSE	ATO	Fri, Sep 27, 2002	22.00	22.00	21.35	21.35
2607	NYSE	ATO	Thu, Sep 26, 2002	22.00	22.10	21.71	22.10
2606	NYSE	ATO	Wed, Sep 25, 2002	20.75	21.85	20.75	21.60
2605	NYSE	ATO	Tue, Sep 24, 2002	20.87	21.01	20.70	20.75
2604	NYSE	ATO	Mon, Sep 23, 2002	21.16	21.38	20.75	20.87
2603	NYSE	ATO	Fri, Sep 20, 2002	21.60	21.60	21.01	21.15
2602	NYSE	ATO	Thu, Sep 19, 2002	21.74	21.92	21.25	21.25
2601	NYSE	ATO	Wed, Sep 18, 2002	21.45	21.99	21.40	21.77
2600	NYSE	ATO	Tue, Sep 17, 2002	22.00	22.01	21.50	21.50
2599	NYSE	ATO	Mon, Sep 16, 2002	21.95	22.14	21.68	21.96
2598	NYSE	ATO	Fri, Sep 13, 2002	21.67	22.10	21.60	22.00
2597	NYSE	ATO	Thu, Sep 12, 2002	22.11	22.11	21.60	21.62
2596	NYSE	ATO	Wed, Sep 11, 2002	21.95	22.17	21.90	22.13
2595	NYSE	ATO	Tue, Sep 10, 2002	22.05	22.19	21.71	21.85
2594	NYSE	ATO	Mon, Sep 9, 2002	22.35	22.35	21.72	22.05
2593	NYSE	ATO	Fri, Sep 6, 2002	21.55	22.15	21.55	22.10
2592	NYSE	ATO	Thu, Sep 5, 2002	21.61	21.85	21.45	21.45
2591	NYSE	ATO	Wed, Sep 4, 2002	21.25	21.76	20.91	21.76
2590	NYSE	ATO	Tue, Sep 3, 2002	21.50	21.50	20.80	21.15
2589	NYSE	ATO	Fri, Aug 30, 2002	21.60	21.80	21.34	21.44
2588	NYSE	ATO	Thu, Aug 29, 2002	21.35	21.80	21.35	21.62
2587	NYSE	ATO	Wed, Aug 28, 2002	21.55	21.64	21.40	21.40
2586	NYSE	ATO	Tue, Aug 27, 2002	21.85	22.03	21.60	21.60
2585	NYSE	ATO	Mon, Aug 26, 2002	21.52	21.86	21.40	21.81
2584	NYSE	ATO	Fri, Aug 23, 2002	21.67	21.90	21.39	21.42
2583	NYSE	ATO	Thu, Aug 22, 2002	21.59	21.80	21.50	21.67
2582	NYSE	ATO	Wed, Aug 21, 2002	21.89	22.06	21.40	21.89
2581	NYSE	ATO	Tue, Aug 20, 2002	21.80	22.07	21.70	22.04
2580	NYSE	ATO	Mon, Aug 19, 2002	22.05	22.05	21.64	21.89
2579	NYSE	ATO	Fri, Aug 16, 2002	22.00	22.10	21.92	22.00
2578	NYSE	ATO	Thu, Aug 15, 2002	22.45	22.95	21.85	21.98
2577	NYSE	ATO	Wed, Aug 14, 2002	21.50	22.49	21.50	22.49
2576	NYSE	ATO	Tue, Aug 13, 2002	22.40	22.50	21.40	21.40
2575	NYSE	ATO	Mon, Aug 12, 2002	22.00	22.49	21.76	22.31
2574	NYSE	ATO	Fri, Aug 9, 2002	22.20	22.20	21.91	22.14
2573	NYSE	ATO	Thu, Aug 8, 2002	21.75	22.14	21.70	22.05
2572	NYSE	ATO	Wed, Aug 7, 2002	21.25	21.71	21.07	21.70
2571	NYSE	ATO	Tue, Aug 6, 2002	21.06	21.80	20.83	21.30
2570	NYSE	ATO	Mon, Aug 5, 2002	20.60	21.22	20.60	21.01
2569	NYSE	ATO	Fri, Aug 2, 2002	21.15	21.32	20.41	20.50
2568	NYSE	ATO	Thu, Aug 1, 2002	21.30	21.60	20.65	20.98
2567	NYSE	ATO	Wed, Jul 31, 2002	21.70	21.85	21.25	21.25
2566	NYSE	ATO	Tue, Jul 30, 2002	21.50	21.74	20.71	21.64
2565	NYSE	ATO	Mon, Jul 29, 2002	20.65	21.47	20.65	21.47
2564	NYSE	ATO	Fri, Jul 26, 2002	20.10	20.90	20.03	20.80
2563	NYSE	ATO	Thu, Jul 25, 2002	19.03	20.10	19.03	19.95
2562	NYSE	ATO	Wed, Jul 24, 2002	18.27	19.08	17.56	19.08
2561	NYSE	ATO	Tue, Jul 23, 2002	19.40	19.40	18.16	18.37
2560	NYSE	ATO	Mon, Jul 22, 2002	19.80	19.99	18.95	19.35
2559	NYSE	ATO	Fri, Jul 19, 2002	20.50	20.50	19.40	20.00
2558	NYSE	ATO	Thu, Jul 18, 2002	20.90	20.93	20.35	20.35
2557	NYSE	ATO	Wed, Jul 17, 2002	20.70	21.04	20.50	20.90
2556	NYSE	ATO	Tue, Jul 16, 2002	20.89	21.00	20.41	20.80
2555	NYSE	ATO	Mon, Jul 15, 2002	21.00	21.00	20.01	20.92
2554	NYSE	ATO	Fri, Jul 12, 2002	21.73	21.83	20.95	20.95
2553	NYSE	ATO	Thu, Jul 11, 2002	21.75	22.30	21.52	21.56
2552	NYSE	ATO	Wed, Jul 10, 2002	22.70	22.75	21.84	21.85
2551	NYSE	ATO	Tue, Jul 9, 2002	22.76	23.00	22.50	22.64
2550	NYSE	ATO	Mon, Jul 8, 2002	22.55	23.17	22.52	22.75
2549	NYSE	ATO	Fri, Jul 5, 2002	22.25	22.68	22.25	22.65
2548	NYSE	ATO	Wed, Jul 3, 2002	22.35	22.36	21.79	22.16
2547	NYSE	ATO	Tue, Jul 2, 2002	22.75	22.76	22.30	22.30
2546	NYSE	ATO	Mon, Jul 1, 2002	23.45	23.47	22.65	22.65
2545	NYSE	ATO	Fri, Jun 28, 2002	23.00	23.65	23.00	23.44
2544	NYSE	ATO	Thu, Jun 27, 2002	22.80	23.15	22.62	23.10
2543	NYSE	ATO	Wed, Jun 26, 2002	22.95	23.05	22.50	22.75
2542	NYSE	ATO	Tue, Jun 25, 2002	22.62	23.35	22.62	23.00
2541	NYSE	ATO	Mon, Jun 24, 2002	22.99	23.01	22.60	22.61
2540	NYSE	ATO	Fri, Jun 21, 2002	22.23	23.10	22.23	23.10
2539	NYSE	ATO	Thu, Jun 20, 2002	22.15	22.49	21.65	21.98
2538	NYSE	ATO	Wed, Jun 19, 2002	22.51	22.66	21.72	21.95
2537	NYSE	ATO	Tue, Jun 18, 2002	22.34	22.69	22.34	22.50
2536	NYSE	ATO	Mon, Jun 17, 2002	21.50	22.34	21.50	22.34
2535	NYSE	ATO	Fri, Jun 14, 2002	21.20	21.80	21.01	21.54
2534	NYSE	ATO	Thu, Jun 13, 2002	21.73	21.74	21.21	21.27
2533	NYSE	ATO	Wed, Jun 12, 2002	21.50	21.84	21.40	21.74
2532	NYSE	ATO	Tue, Jun 11, 2002	21.42	21.73	21.42	21.48
2531	NYSE	ATO	Mon, Jun 10, 2002	21.46	21.60	21.36	21.37
2530	NYSE	ATO	Fri, Jun 7, 2002	21.30	21.66	21.01	21.31
2529	NYSE	ATO	Thu, Jun 6, 2002	22.14	22.14	21.00	21.25
2528	NYSE	ATO	Wed, Jun 5, 2002	22.46	22.60	22.01	22.09
2527	NYSE	ATO	Tue, Jun 4, 2002	22.15	22.49	21.94	22.36
2526	NYSE	ATO	Mon, Jun 3, 2002	23.08	23.08	22.15	22.16
2525	NYSE	ATO	Fri, May 31, 2002	23.06	23.25	22.95	23.14
2524	NYSE	ATO	Thu, May 30, 2002	23.05	23.25	22.85	23.08
2523	NYSE	ATO	Wed, May 29, 2002	23.15	23.23	22.78	23.08
2522	NYSE	ATO	Tue, May 28, 2002	23.20	23.23	22.83	23.23
2521	NYSE	ATO	Fri, May 24, 2002	23.55	23.55	23.08	23.17
2520	NYSE	ATO	Thu, May 23, 2002	23.03	23.46	22.73	23.46
2519	NYSE	ATO	Wed, May 22, 2002	23.25	23.43	23.05	23.33
2518	NYSE	ATO	Tue, May 21, 2002	23.20	23.30	22.90	23.25
2517	NYSE	ATO	Mon, May 20, 2002	23.40	23.54	23.10	23.10
2516	NYSE	ATO	Fri, May 17, 2002	23.55	23.63	23.30	23.35
2515	NYSE	ATO	Thu, May 16, 2002	23.85	24.03	23.39	23.50
2514	NYSE	ATO	Wed, May 15, 2002	23.80	23.82	23.70	23.82
2513	NYSE	ATO	Tue, May 14, 2002	23.18	23.86	23.18	23.75
2512	NYSE	ATO	Mon, May 13, 2002	23.25	23.39	23.21	23.21
2511	NYSE	ATO	Fri, May 10, 2002	23.45	23.45	23.06	23.15
2510	NYSE	ATO	Thu, May 9, 2002	23.97	24.04	23.25	23.40
2509	NYSE	ATO	Wed, May 8, 2002	23.43	24.00	23.42	23.97
2508	NYSE	ATO	Tue, May 7, 2002	23.84	23.87	23.50	23.55
2507	NYSE	ATO	Mon, May 6, 2002	23.90	24.14	23.64	23.74
2506	NYSE	ATO	Fri, May 3, 2002	24.00	24.29	23.85	24.00
2505	NYSE	ATO	Thu, May 2, 2002	24.00	24.10	23.92	24.00
2504	NYSE	ATO	Wed, May 1, 2002	23.99	24.15	23.81	24.00
2503	NYSE	ATO	Tue, Apr 30, 2002	23.95	24.00	23.86	23.93
2502	NYSE	ATO	Mon, Apr 29, 2002	23.90	24.05	23.75	23.90
2501	NYSE	ATO	Fri, Apr 26, 2002	24.11	24.20	23.71	23.85
2500	NYSE	ATO	Thu, Apr 25, 2002	24.22	24.40	24.10	24.11
2499	NYSE	ATO	Wed, Apr 24, 2002	24.25	24.40	24.11	24.17
2498	NYSE	ATO	Tue, Apr 23, 2002	24.40	24.55	24.16	24.19
2497	NYSE	ATO	Mon, Apr 22, 2002	24.40	24.44	24.11	24.32
2496	NYSE	ATO	Fri, Apr 19, 2002	24.25	24.30	24.15	24.30
2495	NYSE	ATO	Thu, Apr 18, 2002	24.30	24.35	24.10	24.28
2494	NYSE	ATO	Wed, Apr 17, 2002	24.25	24.36	24.15	24.20
2493	NYSE	ATO	Tue, Apr 16, 2002	23.99	24.43	23.99	24.35
2492	NYSE	ATO	Mon, Apr 15, 2002	24.40	24.40	23.98	24.01
2491	NYSE	ATO	Fri, Apr 12, 2002	24.16	24.45	23.88	24.39
2490	NYSE	ATO	Thu, Apr 11, 2002	24.40	24.40	24.00	24.09
2489	NYSE	ATO	Wed, Apr 10, 2002	24.12	24.55	24.10	24.46
2488	NYSE	ATO	Tue, Apr 9, 2002	24.00	24.22	23.90	24.10
2487	NYSE	ATO	Mon, Apr 8, 2002	23.65	24.10	23.64	24.06
2486	NYSE	ATO	Fri, Apr 5, 2002	23.44	23.85	23.44	23.65
2485	NYSE	ATO	Thu, Apr 4, 2002	23.69	23.89	23.44	23.59
2484	NYSE	ATO	Wed, Apr 3, 2002	23.98	23.98	23.68	23.73
2483	NYSE	ATO	Tue, Apr 2, 2002	23.85	24.10	23.75	23.95
2482	NYSE	ATO	Mon, Apr 1, 2002	23.58	24.20	23.53	23.75
2481	NYSE	ATO	Thu, Mar 28, 2002	24.30	24.50	23.60	23.60
2480	NYSE	ATO	Wed, Mar 27, 2002	24.05	24.49	24.00	24.20
2479	NYSE	ATO	Tue, Mar 26, 2002	23.98	24.06	23.80	23.95
2478	NYSE	ATO	Mon, Mar 25, 2002	23.69	24.25	23.65	23.93
2477	NYSE	ATO	Fri, Mar 22, 2002	24.19	24.30	23.79	23.79
2476	NYSE	ATO	Thu, Mar 21, 2002	23.79	24.19	23.79	24.16
2475	NYSE	ATO	Wed, Mar 20, 2002	23.99	24.40	23.62	23.67
2474	NYSE	ATO	Tue, Mar 19, 2002	23.80	24.05	23.80	24.00
2473	NYSE	ATO	Mon, Mar 18, 2002	23.76	23.95	23.61	23.89
2472	NYSE	ATO	Fri, Mar 15, 2002	23.30	24.40	23.24	23.76
2471	NYSE	ATO	Thu, Mar 14, 2002	23.45	23.65	23.40	23.64
2470	NYSE	ATO	Wed, Mar 13, 2002	23.15	23.55	23.00	23.41
2469	NYSE	ATO	Tue, Mar 12, 2002	23.40	23.40	22.80	23.25
2468	NYSE	ATO	Mon, Mar 11, 2002	23.27	23.45	22.93	23.45
2467	NYSE	ATO	Fri, Mar 8, 2002	22.95	23.20	22.46	23.20
2466	NYSE	ATO	Thu, Mar 7, 2002	22.40	22.95	22.40	22.95
2465	NYSE	ATO	Wed, Mar 6, 2002	22.46	22.50	22.13	22.49
2464	NYSE	ATO	Tue, Mar 5, 2002	22.44	22.44	22.20	22.26
2463	NYSE	ATO	Mon, Mar 4, 2002	22.32	22.45	22.26	22.34
2462	NYSE	ATO	Fri, Mar 1, 2002	22.35	22.50	22.24	22.29
2461	NYSE	ATO	Thu, Feb 28, 2002	22.52	22.59	22.30	22.30
2460	NYSE	ATO	Wed, Feb 27, 2002	22.50	22.65	22.35	22.51
2459	NYSE	ATO	Tue, Feb 26, 2002	22.10	22.55	21.95	22.51
2458	NYSE	ATO	Mon, Feb 25, 2002	21.90	22.20	21.75	22.10
2457	NYSE	ATO	Fri, Feb 22, 2002	22.00	22.03	21.50	21.70
2456	NYSE	ATO	Thu, Feb 21, 2002	22.20	22.34	21.81	21.81
2455	NYSE	ATO	Wed, Feb 20, 2002	22.15	22.48	22.08	22.48
2454	NYSE	ATO	Tue, Feb 19, 2002	22.37	22.43	21.96	22.07
2453	NYSE	ATO	Fri, Feb 15, 2002	21.60	22.47	21.37	22.42
2452	NYSE	ATO	Thu, Feb 14, 2002	21.74	22.00	21.68	21.69
2451	NYSE	ATO	Wed, Feb 13, 2002	21.50	21.73	21.50	21.72
2450	NYSE	ATO	Tue, Feb 12, 2002	21.40	21.55	21.29	21.48
2449	NYSE	ATO	Mon, Feb 11, 2002	21.01	21.45	21.01	21.33
2448	NYSE	ATO	Fri, Feb 8, 2002	20.50	21.00	20.42	20.96
2447	NYSE	ATO	Thu, Feb 7, 2002	20.75	20.86	20.26	20.26
2446	NYSE	ATO	Wed, Feb 6, 2002	21.00	21.00	20.70	20.74
2445	NYSE	ATO	Tue, Feb 5, 2002	20.89	21.12	20.85	21.09
2444	NYSE	ATO	Mon, Feb 4, 2002	20.90	21.00	20.85	20.91
2443	NYSE	ATO	Fri, Feb 1, 2002	21.10	21.25	20.80	20.80
2442	NYSE	ATO	Thu, Jan 31, 2002	21.11	21.11	20.90	21.10
2441	NYSE	ATO	Wed, Jan 30, 2002	20.85	21.18	20.62	21.10
2440	NYSE	ATO	Tue, Jan 29, 2002	21.15	21.20	20.54	20.75
2439	NYSE	ATO	Mon, Jan 28, 2002	20.88	21.20	20.84	21.10
2438	NYSE	ATO	Fri, Jan 25, 2002	20.97	21.10	20.83	20.96
2437	NYSE	ATO	Thu, Jan 24, 2002	21.00	21.03	20.86	20.86
2436	NYSE	ATO	Wed, Jan 23, 2002	20.90	21.14	20.74	20.98
2435	NYSE	ATO	Tue, Jan 22, 2002	21.06	21.20	20.90	20.95
2434	NYSE	ATO	Fri, Jan 18, 2002	21.05	21.12	20.87	20.95
2433	NYSE	ATO	Thu, Jan 17, 2002	21.10	21.34	21.00	21.00
2432	NYSE	ATO	Wed, Jan 16, 2002	21.00	21.19	20.91	21.10
2431	NYSE	ATO	Tue, Jan 15, 2002	21.02	21.15	20.83	20.99
2430	NYSE	ATO	Mon, Jan 14, 2002	21.50	21.60	21.05	21.05
2429	NYSE	ATO	Fri, Jan 11, 2002	21.36	21.50	21.35	21.43
2428	NYSE	ATO	Thu, Jan 10, 2002	21.10	21.35	21.08	21.30
2427	NYSE	ATO	Wed, Jan 9, 2002	21.45	21.70	21.08	21.08
2426	NYSE	ATO	Tue, Jan 8, 2002	21.52	21.63	21.32	21.40
2425	NYSE	ATO	Mon, Jan 7, 2002	21.90	21.99	21.55	21.62
2424	NYSE	ATO	Fri, Jan 4, 2002	21.75	21.83	21.50	21.80
2423	NYSE	ATO	Thu, Jan 3, 2002	21.52	21.60	21.20	21.56
2422	NYSE	ATO	Wed, Jan 2, 2002	21.25	21.55	20.88	21.45
2421	NYSE	ATO	Mon, Dec 31, 2001	21.05	21.70	21.00	21.25
2420	NYSE	ATO	Fri, Dec 28, 2001	21.40	21.44	21.01	21.04
2419	NYSE	ATO	Thu, Dec 27, 2001	21.36	21.50	21.30	21.30
2418	NYSE	ATO	Wed, Dec 26, 2001	21.24	21.39	21.14	21.36
2417	NYSE	ATO	Mon, Dec 24, 2001	21.40	21.57	21.15	21.24
2416	NYSE	ATO	Fri, Dec 21, 2001	21.34	21.47	21.10	21.40
2415	NYSE	ATO	Thu, Dec 20, 2001	21.23	21.45	21.03	21.33
2414	NYSE	ATO	Wed, Dec 19, 2001	21.15	21.18	20.92	21.13
2413	NYSE	ATO	Tue, Dec 18, 2001	20.95	21.10	20.81	21.10
2412	NYSE	ATO	Mon, Dec 17, 2001	20.26	20.85	20.20	20.85
2411	NYSE	ATO	Fri, Dec 14, 2001	20.20	20.30	20.01	20.25
2410	NYSE	ATO	Thu, Dec 13, 2001	19.80	20.23	19.80	19.95
2409	NYSE	ATO	Wed, Dec 12, 2001	19.85	20.10	19.74	19.85
2408	NYSE	ATO	Tue, Dec 11, 2001	19.72	19.89	19.72	19.82
2407	NYSE	ATO	Mon, Dec 10, 2001	20.15	20.15	19.70	19.72
2406	NYSE	ATO	Fri, Dec 7, 2001	19.95	20.20	19.79	20.10
2405	NYSE	ATO	Thu, Dec 6, 2001	20.00	20.00	19.78	19.94
2404	NYSE	ATO	Wed, Dec 5, 2001	19.87	20.08	19.86	20.00
2403	NYSE	ATO	Tue, Dec 4, 2001	19.46	19.90	19.46	19.87
2402	NYSE	ATO	Mon, Dec 3, 2001	19.75	19.75	19.45	19.46
2401	NYSE	ATO	Fri, Nov 30, 2001	19.75	19.80	19.54	19.60
2400	NYSE	ATO	Thu, Nov 29, 2001	20.06	20.06	19.46	19.74
2399	NYSE	ATO	Wed, Nov 28, 2001	20.74	20.74	19.50	20.05
2398	NYSE	ATO	Tue, Nov 27, 2001	21.10	21.15	20.73	20.74
2397	NYSE	ATO	Mon, Nov 26, 2001	21.38	21.44	21.04	21.15
2396	NYSE	ATO	Fri, Nov 23, 2001	20.78	21.38	20.78	21.38
2395	NYSE	ATO	Wed, Nov 21, 2001	21.05	21.28	20.70	20.70
2394	NYSE	ATO	Tue, Nov 20, 2001	20.70	21.75	20.70	21.45
2393	NYSE	ATO	Mon, Nov 19, 2001	21.00	21.00	20.73	20.79
2392	NYSE	ATO	Fri, Nov 16, 2001	20.95	21.00	20.35	20.90
2391	NYSE	ATO	Thu, Nov 15, 2001	21.25	21.25	21.03	21.05
2390	NYSE	ATO	Wed, Nov 14, 2001	21.02	21.50	21.02	21.22
2389	NYSE	ATO	Tue, Nov 13, 2001	21.20	21.28	20.81	21.02
2388	NYSE	ATO	Mon, Nov 12, 2001	20.90	21.20	20.85	21.18
2387	NYSE	ATO	Fri, Nov 9, 2001	21.00	21.28	20.65	20.94
2386	NYSE	ATO	Thu, Nov 8, 2001	21.24	21.30	21.00	21.10
2385	NYSE	ATO	Wed, Nov 7, 2001	21.40	21.45	21.00	21.14
2384	NYSE	ATO	Tue, Nov 6, 2001	21.50	21.51	21.10	21.40
2383	NYSE	ATO	Mon, Nov 5, 2001	21.10	21.94	21.10	21.50
2382	NYSE	ATO	Fri, Nov 2, 2001	21.50	21.70	21.00	21.30
2381	NYSE	ATO	Thu, Nov 1, 2001	21.55	21.93	21.55	21.75
2380	NYSE	ATO	Wed, Oct 31, 2001	21.20	21.56	21.00	21.55
2379	NYSE	ATO	Tue, Oct 30, 2001	21.20	21.65	20.65	21.23
2378	NYSE	ATO	Mon, Oct 29, 2001	21.25	21.45	21.05	21.20
2377	NYSE	ATO	Fri, Oct 26, 2001	21.20	21.45	21.13	21.30
2376	NYSE	ATO	Thu, Oct 25, 2001	20.68	21.35	20.30	21.20
2375	NYSE	ATO	Wed, Oct 24, 2001	20.80	20.85	20.52	20.68
2374	NYSE	ATO	Tue, Oct 23, 2001	21.48	21.48	20.50	20.80
2373	NYSE	ATO	Mon, Oct 22, 2001	21.76	21.76	21.45	21.48
2372	NYSE	ATO	Fri, Oct 19, 2001	21.50	21.97	21.22	21.75
2371	NYSE	ATO	Thu, Oct 18, 2001	21.97	21.97	21.50	21.55
2370	NYSE	ATO	Wed, Oct 17, 2001	21.95	22.00	21.71	21.97
2369	NYSE	ATO	Tue, Oct 16, 2001	21.75	22.00	21.70	21.90
2368	NYSE	ATO	Mon, Oct 15, 2001	22.01	22.01	21.51	21.75
2367	NYSE	ATO	Fri, Oct 12, 2001	21.98	22.10	21.75	22.01
2366	NYSE	ATO	Thu, Oct 11, 2001	22.00	22.00	21.67	21.95
2365	NYSE	ATO	Wed, Oct 10, 2001	21.56	22.08	21.56	22.00
2364	NYSE	ATO	Tue, Oct 9, 2001	22.00	22.00	21.55	21.55
2363	NYSE	ATO	Mon, Oct 8, 2001	22.20	22.20	21.70	22.00
2362	NYSE	ATO	Fri, Oct 5, 2001	22.15	22.15	21.90	22.05
2361	NYSE	ATO	Thu, Oct 4, 2001	21.50	22.21	21.40	22.10
2360	NYSE	ATO	Wed, Oct 3, 2001	21.45	21.60	21.40	21.60
2359	NYSE	ATO	Tue, Oct 2, 2001	21.37	21.45	21.14	21.30
2358	NYSE	ATO	Mon, Oct 1, 2001	21.60	21.60	21.06	21.36
2357	NYSE	ATO	Fri, Sep 28, 2001	21.50	21.65	21.42	21.60
2356	NYSE	ATO	Thu, Sep 27, 2001	21.40	21.50	21.10	21.49
2355	NYSE	ATO	Wed, Sep 26, 2001	21.68	21.74	21.05	21.21
2354	NYSE	ATO	Tue, Sep 25, 2001	21.35	21.70	21.00	21.68
2353	NYSE	ATO	Mon, Sep 24, 2001	20.90	21.15	20.79	21.15
2352	NYSE	ATO	Fri, Sep 21, 2001	21.65	21.65	20.66	20.76
2351	NYSE	ATO	Thu, Sep 20, 2001	21.65	21.70	21.40	21.50
2350	NYSE	ATO	Wed, Sep 19, 2001	21.71	21.74	21.34	21.74
2349	NYSE	ATO	Tue, Sep 18, 2001	21.73	21.75	21.65	21.74
2348	NYSE	ATO	Mon, Sep 17, 2001	22.25	22.25	21.55	21.61
2347	NYSE	ATO	Mon, Sep 10, 2001	21.49	22.00	21.00	22.00
2346	NYSE	ATO	Fri, Sep 7, 2001	21.40	21.53	21.10	21.44
2345	NYSE	ATO	Thu, Sep 6, 2001	21.71	21.90	21.35	21.38
2344	NYSE	ATO	Wed, Sep 5, 2001	22.24	22.35	21.65	21.81
2343	NYSE	ATO	Tue, Sep 4, 2001	21.70	22.30	21.70	22.04
2342	NYSE	ATO	Fri, Aug 31, 2001	22.05	22.13	21.60	21.60
2341	NYSE	ATO	Thu, Aug 30, 2001	22.30	22.34	21.77	21.99
2340	NYSE	ATO	Wed, Aug 29, 2001	22.26	22.42	21.96	22.26
2339	NYSE	ATO	Tue, Aug 28, 2001	22.18	22.50	22.00	22.26
2338	NYSE	ATO	Mon, Aug 27, 2001	22.36	22.56	22.17	22.17
2337	NYSE	ATO	Fri, Aug 24, 2001	22.20	22.47	22.05	22.35
2336	NYSE	ATO	Thu, Aug 23, 2001	22.70	22.70	22.15	22.15
2335	NYSE	ATO	Wed, Aug 22, 2001	22.34	22.60	21.95	22.60
2334	NYSE	ATO	Tue, Aug 21, 2001	22.52	22.84	22.50	22.53
2333	NYSE	ATO	Mon, Aug 20, 2001	22.49	22.60	22.30	22.52
2332	NYSE	ATO	Fri, Aug 17, 2001	22.55	22.62	22.13	22.49
2331	NYSE	ATO	Thu, Aug 16, 2001	22.20	22.50	21.72	22.50
2330	NYSE	ATO	Wed, Aug 15, 2001	21.56	22.20	21.40	22.20
2329	NYSE	ATO	Tue, Aug 14, 2001	21.35	21.70	21.25	21.56
2328	NYSE	ATO	Mon, Aug 13, 2001	21.30	21.50	21.06	21.25
2327	NYSE	ATO	Fri, Aug 10, 2001	21.00	21.35	20.85	21.26
2326	NYSE	ATO	Thu, Aug 9, 2001	20.20	20.90	20.00	20.90
2325	NYSE	ATO	Wed, Aug 8, 2001	20.60	20.60	19.85	19.95
2324	NYSE	ATO	Tue, Aug 7, 2001	20.05	20.20	19.92	20.20
2323	NYSE	ATO	Mon, Aug 6, 2001	20.65	20.65	19.94	19.98
2322	NYSE	ATO	Fri, Aug 3, 2001	20.25	20.85	20.03	20.65
2321	NYSE	ATO	Thu, Aug 2, 2001	20.20	20.20	19.95	20.00
2320	NYSE	ATO	Wed, Aug 1, 2001	20.10	20.28	20.00	20.00
2319	NYSE	ATO	Tue, Jul 31, 2001	20.25	20.31	20.12	20.20
2318	NYSE	ATO	Mon, Jul 30, 2001	20.10	20.25	20.00	20.15
2317	NYSE	ATO	Fri, Jul 27, 2001	20.05	20.23	19.95	20.00
2316	NYSE	ATO	Thu, Jul 26, 2001	20.00	20.18	19.99	20.10
2315	NYSE	ATO	Wed, Jul 25, 2001	19.70	20.15	19.65	20.00
2314	NYSE	ATO	Tue, Jul 24, 2001	20.50	20.60	19.60	19.79
2313	NYSE	ATO	Mon, Jul 23, 2001	21.34	21.40	20.40	20.58
2312	NYSE	ATO	Fri, Jul 20, 2001	21.40	21.89	21.05	21.29
2311	NYSE	ATO	Thu, Jul 19, 2001	21.80	22.05	21.79	22.00
2310	NYSE	ATO	Wed, Jul 18, 2001	21.75	22.06	21.55	21.75
2309	NYSE	ATO	Tue, Jul 17, 2001	22.00	22.03	21.75	21.90
2308	NYSE	ATO	Mon, Jul 16, 2001	22.25	22.50	22.06	22.10
2307	NYSE	ATO	Fri, Jul 13, 2001	22.25	22.40	22.10	22.22
2306	NYSE	ATO	Thu, Jul 12, 2001	22.30	22.35	22.13	22.24
2305	NYSE	ATO	Wed, Jul 11, 2001	22.60	22.60	22.12	22.20
2304	NYSE	ATO	Tue, Jul 10, 2001	23.15	23.15	22.50	22.50
2303	NYSE	ATO	Mon, Jul 9, 2001	23.30	23.35	23.00	23.12
2302	NYSE	ATO	Fri, Jul 6, 2001	23.64	23.71	23.25	23.40
2301	NYSE	ATO	Thu, Jul 5, 2001	23.30	23.78	23.24	23.64
2300	NYSE	ATO	Tue, Jul 3, 2001	23.60	23.89	23.45	23.55
2299	NYSE	ATO	Mon, Jul 2, 2001	24.50	24.55	23.60	23.60
2298	NYSE	ATO	Fri, Jun 29, 2001	24.10	24.85	24.05	24.46
2297	NYSE	ATO	Thu, Jun 28, 2001	24.00	24.14	23.90	24.00
2296	NYSE	ATO	Wed, Jun 27, 2001	23.20	23.95	23.20	23.95
2295	NYSE	ATO	Tue, Jun 26, 2001	22.60	23.20	22.60	23.12
2294	NYSE	ATO	Mon, Jun 25, 2001	23.07	23.07	22.49	22.70
2293	NYSE	ATO	Fri, Jun 22, 2001	23.80	23.80	23.01	23.07
2292	NYSE	ATO	Thu, Jun 21, 2001	23.30	24.00	22.75	24.00
2291	NYSE	ATO	Wed, Jun 20, 2001	22.90	23.30	22.61	23.30
2290	NYSE	ATO	Tue, Jun 19, 2001	23.30	23.30	22.95	22.95
2289	NYSE	ATO	Mon, Jun 18, 2001	23.25	23.52	23.22	23.22
2288	NYSE	ATO	Fri, Jun 15, 2001	23.09	23.75	23.02	23.50
2287	NYSE	ATO	Thu, Jun 14, 2001	23.82	23.82	23.05	23.11
2286	NYSE	ATO	Wed, Jun 13, 2001	23.78	23.91	23.74	23.79
2285	NYSE	ATO	Tue, Jun 12, 2001	23.01	23.78	22.95	23.74
2284	NYSE	ATO	Mon, Jun 11, 2001	23.15	23.25	22.91	23.00
2283	NYSE	ATO	Fri, Jun 8, 2001	23.09	23.11	22.92	23.00
2282	NYSE	ATO	Thu, Jun 7, 2001	23.15	23.20	23.06	23.19
2281	NYSE	ATO	Wed, Jun 6, 2001	23.05	23.30	23.05	23.08
2280	NYSE	ATO	Tue, Jun 5, 2001	23.10	23.10	23.04	23.05
2279	NYSE	ATO	Mon, Jun 4, 2001	23.10	23.15	23.04	23.10
2278	NYSE	ATO	Fri, Jun 1, 2001	23.10	23.15	22.97	23.10
2277	NYSE	ATO	Thu, May 31, 2001	23.30	23.73	23.20	23.20
2276	NYSE	ATO	Wed, May 30, 2001	23.17	23.37	23.05	23.20
2275	NYSE	ATO	Tue, May 29, 2001	23.40	23.48	22.90	23.16
2274	NYSE	ATO	Fri, May 25, 2001	23.30	23.45	23.26	23.35
2273	NYSE	ATO	Thu, May 24, 2001	23.25	23.35	23.10	23.35
2272	NYSE	ATO	Wed, May 23, 2001	23.25	23.32	23.05	23.25
2271	NYSE	ATO	Tue, May 22, 2001	23.26	23.95	23.26	23.58
2270	NYSE	ATO	Mon, May 21, 2001	23.20	23.51	23.07	23.51
2269	NYSE	ATO	Fri, May 18, 2001	22.73	23.20	22.70	23.05
2268	NYSE	ATO	Thu, May 17, 2001	23.50	23.50	22.60	22.72
2267	NYSE	ATO	Wed, May 16, 2001	22.55	23.50	22.55	23.50
2266	NYSE	ATO	Tue, May 15, 2001	22.65	22.90	22.65	22.70
2265	NYSE	ATO	Mon, May 14, 2001	22.75	22.75	22.45	22.65
2264	NYSE	ATO	Fri, May 11, 2001	22.70	22.80	22.55	22.65
2263	NYSE	ATO	Thu, May 10, 2001	23.15	23.15	22.50	22.60
2262	NYSE	ATO	Wed, May 9, 2001	23.15	23.23	22.90	23.05
2261	NYSE	ATO	Tue, May 8, 2001	23.41	23.55	23.05	23.06
2260	NYSE	ATO	Mon, May 7, 2001	23.98	23.98	23.25	23.40
2259	NYSE	ATO	Fri, May 4, 2001	23.55	23.98	23.50	23.88
2258	NYSE	ATO	Thu, May 3, 2001	23.30	23.52	23.02	23.40
2257	NYSE	ATO	Wed, May 2, 2001	23.30	23.50	22.83	23.25
2256	NYSE	ATO	Tue, May 1, 2001	22.75	23.25	22.51	23.05
2255	NYSE	ATO	Mon, Apr 30, 2001	22.45	22.75	22.30	22.67
2254	NYSE	ATO	Fri, Apr 27, 2001	22.30	22.40	21.88	22.40
2253	NYSE	ATO	Thu, Apr 26, 2001	21.75	22.40	21.57	22.25
2252	NYSE	ATO	Wed, Apr 25, 2001	21.60	21.98	21.60	21.79
2251	NYSE	ATO	Tue, Apr 24, 2001	21.45	21.74	21.39	21.65
2250	NYSE	ATO	Mon, Apr 23, 2001	21.50	21.75	21.15	21.50
2249	NYSE	ATO	Fri, Apr 20, 2001	22.00	22.00	21.19	21.45
2248	NYSE	ATO	Thu, Apr 19, 2001	21.70	21.95	21.61	21.95
2247	NYSE	ATO	Wed, Apr 18, 2001	22.70	22.70	21.40	21.70
2246	NYSE	ATO	Tue, Apr 17, 2001	22.00	22.48	21.90	22.48
2245	NYSE	ATO	Mon, Apr 16, 2001	22.55	22.55	21.90	22.00
2244	NYSE	ATO	Thu, Apr 12, 2001	22.15	22.63	21.70	22.60
2243	NYSE	ATO	Wed, Apr 11, 2001	22.76	22.81	22.15	22.15
2242	NYSE	ATO	Tue, Apr 10, 2001	22.35	23.40	22.35	22.86
2241	NYSE	ATO	Mon, Apr 9, 2001	21.95	22.42	21.81	22.40
2240	NYSE	ATO	Fri, Apr 6, 2001	22.30	22.30	21.70	21.75
2239	NYSE	ATO	Thu, Apr 5, 2001	21.95	22.30	21.65	22.30
2238	NYSE	ATO	Wed, Apr 4, 2001	22.15	22.15	21.45	21.80
2237	NYSE	ATO	Tue, Apr 3, 2001	23.25	23.30	22.06	22.20
2236	NYSE	ATO	Mon, Apr 2, 2001	23.70	24.05	23.30	23.45
2235	NYSE	ATO	Fri, Mar 30, 2001	22.55	23.80	22.55	23.80
2234	NYSE	ATO	Thu, Mar 29, 2001	21.55	22.60	21.46	22.50
2233	NYSE	ATO	Wed, Mar 28, 2001	22.08	22.08	21.38	21.50
2232	NYSE	ATO	Tue, Mar 27, 2001	22.23	22.30	21.96	22.00
2231	NYSE	ATO	Mon, Mar 26, 2001	21.98	22.25	21.97	22.23
2230	NYSE	ATO	Fri, Mar 23, 2001	21.70	22.05	21.70	21.96
2229	NYSE	ATO	Thu, Mar 22, 2001	21.75	21.90	20.85	21.78
2228	NYSE	ATO	Wed, Mar 21, 2001	22.92	22.92	22.20	22.25
2227	NYSE	ATO	Tue, Mar 20, 2001	23.45	23.75	22.80	22.90
2226	NYSE	ATO	Mon, Mar 19, 2001	23.15	23.70	22.60	23.70
2225	NYSE	ATO	Fri, Mar 16, 2001	23.95	23.95	22.60	23.30
2224	NYSE	ATO	Thu, Mar 15, 2001	23.50	23.75	23.32	23.61
2223	NYSE	ATO	Wed, Mar 14, 2001	22.85	23.40	22.65	23.40
2222	NYSE	ATO	Tue, Mar 13, 2001	23.38	23.44	22.80	23.00
2221	NYSE	ATO	Mon, Mar 12, 2001	23.65	23.70	23.25	23.38
2220	NYSE	ATO	Fri, Mar 9, 2001	23.69	23.80	23.15	23.80
2219	NYSE	ATO	Thu, Mar 8, 2001	23.42	23.70	23.10	23.70
2218	NYSE	ATO	Wed, Mar 7, 2001	23.40	23.76	23.26	23.38
2217	NYSE	ATO	Tue, Mar 6, 2001	23.70	23.78	23.35	23.40
2216	NYSE	ATO	Mon, Mar 5, 2001	23.79	23.99	23.75	23.80
2215	NYSE	ATO	Fri, Mar 2, 2001	23.65	23.93	23.47	23.85
2214	NYSE	ATO	Thu, Mar 1, 2001	23.30	23.75	22.98	23.75
2213	NYSE	ATO	Wed, Feb 28, 2001	23.04	23.30	23.02	23.30
2212	NYSE	ATO	Tue, Feb 27, 2001	23.50	23.50	23.00	23.04
2211	NYSE	ATO	Mon, Feb 26, 2001	23.04	23.60	23.00	23.50
2210	NYSE	ATO	Fri, Feb 23, 2001	23.48	23.48	22.51	22.95
2209	NYSE	ATO	Thu, Feb 22, 2001	23.80	23.80	23.30	23.47
2208	NYSE	ATO	Wed, Feb 21, 2001	23.85	24.55	23.60	24.21
2207	NYSE	ATO	Tue, Feb 20, 2001	24.40	24.40	23.80	24.10
2206	NYSE	ATO	Fri, Feb 16, 2001	24.25	24.50	23.96	24.35
2205	NYSE	ATO	Thu, Feb 15, 2001	24.00	24.50	23.78	24.50
2204	NYSE	ATO	Wed, Feb 14, 2001	24.35	24.35	23.70	23.90
2203	NYSE	ATO	Tue, Feb 13, 2001	24.50	24.50	24.15	24.35
2202	NYSE	ATO	Mon, Feb 12, 2001	24.00	24.48	23.64	24.40
2201	NYSE	ATO	Fri, Feb 9, 2001	24.10	24.20	23.76	23.85
2200	NYSE	ATO	Thu, Feb 8, 2001	24.70	24.70	23.88	24.04
2199	NYSE	ATO	Wed, Feb 7, 2001	24.10	24.65	24.05	24.65
2198	NYSE	ATO	Tue, Feb 6, 2001	23.77	24.10	23.60	24.10
2197	NYSE	ATO	Mon, Feb 5, 2001	23.65	24.40	23.30	23.87
2196	NYSE	ATO	Fri, Feb 2, 2001	24.00	24.04	23.51	23.62
2195	NYSE	ATO	Thu, Feb 1, 2001	24.50	24.55	23.38	23.95
2194	NYSE	ATO	Wed, Jan 31, 2001	24.70	24.85	24.37	24.47
2193	NYSE	ATO	Tue, Jan 30, 2001	24.85	25.12	24.29	24.85
2192	NYSE	ATO	Mon, Jan 29, 2001	24.00	24.99	24.00	24.99
2191	NYSE	ATO	Fri, Jan 26, 2001	24.94	24.94	24.38	24.69
2190	NYSE	ATO	Thu, Jan 25, 2001	24.94	25.00	24.69	24.94
2189	NYSE	ATO	Wed, Jan 24, 2001	24.88	25.13	24.69	24.88
2188	NYSE	ATO	Tue, Jan 23, 2001	24.00	24.63	23.81	24.63
2187	NYSE	ATO	Mon, Jan 22, 2001	23.94	24.13	23.50	23.94
2186	NYSE	ATO	Fri, Jan 19, 2001	24.06	24.38	24.00	24.13
2185	NYSE	ATO	Thu, Jan 18, 2001	24.25	24.38	23.94	24.19
2184	NYSE	ATO	Wed, Jan 17, 2001	25.25	25.50	24.00	24.00
2183	NYSE	ATO	Tue, Jan 16, 2001	25.00	25.19	23.63	25.00
2182	NYSE	ATO	Fri, Jan 12, 2001	25.06	25.25	24.94	25.00
2181	NYSE	ATO	Thu, Jan 11, 2001	25.00	25.75	25.00	25.00
2180	NYSE	ATO	Wed, Jan 10, 2001	24.50	25.25	24.44	25.25
2179	NYSE	ATO	Tue, Jan 9, 2001	24.50	24.88	24.38	24.50
2178	NYSE	ATO	Mon, Jan 8, 2001	24.00	24.50	23.81	24.44
2177	NYSE	ATO	Fri, Jan 5, 2001	24.00	24.38	23.75	24.06
2176	NYSE	ATO	Thu, Jan 4, 2001	25.00	25.00	23.25	24.25
2175	NYSE	ATO	Wed, Jan 3, 2001	25.19	25.50	24.75	25.00
2174	NYSE	ATO	Tue, Jan 2, 2001	24.50	25.19	23.81	25.19
2173	NYSE	ATO	Fri, Dec 29, 2000	25.44	25.44	24.00	24.38
2172	NYSE	ATO	Thu, Dec 28, 2000	26.13	26.19	25.00	25.31
2171	NYSE	ATO	Wed, Dec 27, 2000	24.75	26.25	24.75	26.25
2170	NYSE	ATO	Tue, Dec 26, 2000	23.69	24.69	23.69	24.69
2169	NYSE	ATO	Fri, Dec 22, 2000	23.38	24.00	23.38	23.75
2168	NYSE	ATO	Thu, Dec 21, 2000	23.38	23.69	23.19	23.38
2167	NYSE	ATO	Wed, Dec 20, 2000	23.75	23.75	22.75	23.38
2166	NYSE	ATO	Tue, Dec 19, 2000	23.13	23.63	23.06	23.63
2165	NYSE	ATO	Mon, Dec 18, 2000	23.50	23.75	22.69	23.44
2164	NYSE	ATO	Fri, Dec 15, 2000	22.63	24.00	22.25	24.00
2163	NYSE	ATO	Thu, Dec 14, 2000	22.25	22.88	22.25	22.63
2162	NYSE	ATO	Wed, Dec 13, 2000	21.75	22.38	21.56	22.31
2161	NYSE	ATO	Tue, Dec 12, 2000	23.13	23.19	21.75	21.75
2160	NYSE	ATO	Mon, Dec 11, 2000	23.69	23.69	23.00	23.25
2159	NYSE	ATO	Fri, Dec 8, 2000	23.44	23.75	22.69	23.56
2158	NYSE	ATO	Thu, Dec 7, 2000	23.88	24.00	23.13	23.44
2157	NYSE	ATO	Wed, Dec 6, 2000	23.75	24.25	23.75	23.75
2156	NYSE	ATO	Tue, Dec 5, 2000	23.81	23.88	23.63	23.63
2155	NYSE	ATO	Mon, Dec 4, 2000	23.63	24.00	23.63	23.75
2154	NYSE	ATO	Fri, Dec 1, 2000	24.75	24.75	23.50	23.50
2153	NYSE	ATO	Thu, Nov 30, 2000	25.19	25.44	25.00	25.13
2152	NYSE	ATO	Wed, Nov 29, 2000	24.94	25.38	24.88	25.31
2151	NYSE	ATO	Tue, Nov 28, 2000	24.94	25.13	24.81	24.88
2150	NYSE	ATO	Mon, Nov 27, 2000	25.13	25.13	24.88	24.88
2149	NYSE	ATO	Fri, Nov 24, 2000	25.06	25.13	25.00	25.13
2148	NYSE	ATO	Wed, Nov 22, 2000	25.00	25.06	24.88	25.06
2147	NYSE	ATO	Tue, Nov 21, 2000	24.94	25.19	24.94	25.13
2146	NYSE	ATO	Mon, Nov 20, 2000	24.44	25.00	24.25	24.88
2145	NYSE	ATO	Fri, Nov 17, 2000	24.88	25.00	24.44	24.63
2144	NYSE	ATO	Thu, Nov 16, 2000	24.19	24.75	24.19	24.50
2143	NYSE	ATO	Wed, Nov 15, 2000	24.38	24.38	24.00	24.06
2142	NYSE	ATO	Tue, Nov 14, 2000	23.81	24.25	23.50	24.25
2141	NYSE	ATO	Mon, Nov 13, 2000	23.75	23.81	23.50	23.81
2140	NYSE	ATO	Fri, Nov 10, 2000	23.94	24.38	23.50	23.75
2139	NYSE	ATO	Thu, Nov 9, 2000	23.63	24.00	23.25	23.94
2138	NYSE	ATO	Wed, Nov 8, 2000	23.69	23.75	23.38	23.38
2137	NYSE	ATO	Tue, Nov 7, 2000	23.63	23.88	23.38	23.69
2136	NYSE	ATO	Mon, Nov 6, 2000	23.56	23.81	23.38	23.63
2135	NYSE	ATO	Fri, Nov 3, 2000	23.88	23.88	23.13	23.63
2134	NYSE	ATO	Thu, Nov 2, 2000	23.38	23.88	23.00	23.88
2133	NYSE	ATO	Wed, Nov 1, 2000	23.00	23.44	23.00	23.19
2132	NYSE	ATO	Tue, Oct 31, 2000	22.31	23.13	22.31	23.13
2131	NYSE	ATO	Mon, Oct 30, 2000	21.56	22.31	21.56	22.31
2130	NYSE	ATO	Fri, Oct 27, 2000	21.19	21.56	21.06	21.56
2129	NYSE	ATO	Thu, Oct 26, 2000	20.94	21.38	20.94	21.19
2128	NYSE	ATO	Wed, Oct 25, 2000	21.31	21.44	21.13	21.19
2127	NYSE	ATO	Tue, Oct 24, 2000	21.31	21.56	21.25	21.44
2126	NYSE	ATO	Mon, Oct 23, 2000	21.31	21.38	21.25	21.38
2125	NYSE	ATO	Fri, Oct 20, 2000	21.00	21.44	21.00	21.31
2124	NYSE	ATO	Thu, Oct 19, 2000	21.19	21.25	20.75	21.25
2123	NYSE	ATO	Wed, Oct 18, 2000	21.13	21.25	20.94	21.13
2122	NYSE	ATO	Tue, Oct 17, 2000	21.00	21.31	20.94	21.25
2121	NYSE	ATO	Mon, Oct 16, 2000	20.63	21.00	20.50	20.94
2120	NYSE	ATO	Fri, Oct 13, 2000	20.63	20.75	20.38	20.69
2119	NYSE	ATO	Thu, Oct 12, 2000	20.25	21.00	20.19	20.75
2118	NYSE	ATO	Wed, Oct 11, 2000	19.75	20.50	19.63	20.31
2117	NYSE	ATO	Tue, Oct 10, 2000	19.88	19.94	19.50	19.69
2116	NYSE	ATO	Mon, Oct 9, 2000	19.19	19.94	19.19	19.88
2115	NYSE	ATO	Fri, Oct 6, 2000	20.13	20.13	19.31	19.31
2114	NYSE	ATO	Thu, Oct 5, 2000	20.00	20.19	19.94	20.00
2113	NYSE	ATO	Wed, Oct 4, 2000	19.94	20.19	19.75	19.88
2112	NYSE	ATO	Tue, Oct 3, 2000	20.38	20.63	19.94	20.00
2111	NYSE	ATO	Mon, Oct 2, 2000	20.69	20.81	20.25	20.50
2110	NYSE	ATO	Fri, Sep 29, 2000	20.88	21.19	20.63	20.63
2109	NYSE	ATO	Thu, Sep 28, 2000	20.00	21.00	20.00	20.88
2108	NYSE	ATO	Wed, Sep 27, 2000	20.44	20.63	20.19	20.25
2107	NYSE	ATO	Tue, Sep 26, 2000	20.50	20.75	20.38	20.56
2106	NYSE	ATO	Mon, Sep 25, 2000	21.25	21.25	20.13	20.44
2105	NYSE	ATO	Fri, Sep 22, 2000	20.69	21.31	20.56	21.25
2104	NYSE	ATO	Thu, Sep 21, 2000	21.75	21.75	21.06	21.06
2103	NYSE	ATO	Wed, Sep 20, 2000	21.13	21.75	21.06	21.50
2102	NYSE	ATO	Tue, Sep 19, 2000	21.31	21.31	21.00	21.13
2101	NYSE	ATO	Mon, Sep 18, 2000	22.00	22.00	21.25	21.25
2100	NYSE	ATO	Fri, Sep 15, 2000	21.63	22.38	21.63	22.25
2099	NYSE	ATO	Thu, Sep 14, 2000	21.00	22.13	20.88	22.06
2098	NYSE	ATO	Wed, Sep 13, 2000	20.75	21.25	20.50	21.13
2097	NYSE	ATO	Tue, Sep 12, 2000	20.00	21.25	20.00	20.50
2096	NYSE	ATO	Mon, Sep 11, 2000	20.00	20.06	19.94	20.00
2095	NYSE	ATO	Fri, Sep 8, 2000	20.00	20.19	19.81	19.81
2094	NYSE	ATO	Thu, Sep 7, 2000	19.94	20.13	19.88	20.00
2093	NYSE	ATO	Wed, Sep 6, 2000	19.69	19.88	19.56	19.81
2092	NYSE	ATO	Tue, Sep 5, 2000	19.81	19.81	19.50	19.69
2091	NYSE	ATO	Fri, Sep 1, 2000	20.50	20.63	19.81	19.81
2090	NYSE	ATO	Thu, Aug 31, 2000	20.81	20.94	20.44	20.75
2089	NYSE	ATO	Wed, Aug 30, 2000	20.75	21.13	20.50	20.81
2088	NYSE	ATO	Tue, Aug 29, 2000	21.00	21.00	20.63	20.88
2087	NYSE	ATO	Mon, Aug 28, 2000	20.88	21.13	20.63	21.00
2086	NYSE	ATO	Fri, Aug 25, 2000	21.06	21.25	21.00	21.06
2085	NYSE	ATO	Thu, Aug 24, 2000	21.25	21.44	20.88	21.00
2084	NYSE	ATO	Wed, Aug 23, 2000	21.88	21.94	21.38	21.38
2083	NYSE	ATO	Tue, Aug 22, 2000	22.50	22.50	22.13	22.13
2082	NYSE	ATO	Mon, Aug 21, 2000	22.44	22.63	22.25	22.38
2081	NYSE	ATO	Fri, Aug 18, 2000	23.19	23.19	22.56	22.56
2080	NYSE	ATO	Thu, Aug 17, 2000	22.50	23.25	22.25	23.25
2079	NYSE	ATO	Wed, Aug 16, 2000	22.63	22.75	22.38	22.75
2078	NYSE	ATO	Tue, Aug 15, 2000	22.44	22.88	22.31	22.63
2077	NYSE	ATO	Mon, Aug 14, 2000	21.88	22.44	21.63	22.44
2076	NYSE	ATO	Fri, Aug 11, 2000	21.13	22.00	21.13	21.75
2075	NYSE	ATO	Thu, Aug 10, 2000	21.38	21.56	21.13	21.13
2074	NYSE	ATO	Wed, Aug 9, 2000	21.25	21.88	21.25	21.50
2073	NYSE	ATO	Tue, Aug 8, 2000	21.00	21.88	21.00	21.31
2072	NYSE	ATO	Mon, Aug 7, 2000	20.75	21.25	20.50	21.00
2071	NYSE	ATO	Fri, Aug 4, 2000	20.88	21.25	20.75	21.00
2070	NYSE	ATO	Thu, Aug 3, 2000	20.50	21.00	20.38	20.75
2069	NYSE	ATO	Wed, Aug 2, 2000	20.38	20.81	20.00	20.63
2068	NYSE	ATO	Tue, Aug 1, 2000	20.50	20.75	20.13	20.13
2067	NYSE	ATO	Mon, Jul 31, 2000	19.69	20.63	19.56	20.63
2066	NYSE	ATO	Fri, Jul 28, 2000	20.00	20.00	19.63	19.69
2065	NYSE	ATO	Thu, Jul 27, 2000	19.88	20.00	19.63	19.69
2064	NYSE	ATO	Wed, Jul 26, 2000	19.88	19.88	19.50	19.81
2063	NYSE	ATO	Tue, Jul 25, 2000	19.88	20.00	19.63	19.81
2062	NYSE	ATO	Mon, Jul 24, 2000	20.00	20.06	19.69	19.88
2061	NYSE	ATO	Fri, Jul 21, 2000	20.25	20.38	20.00	20.25
2060	NYSE	ATO	Thu, Jul 20, 2000	19.81	20.31	19.69	20.31
2059	NYSE	ATO	Wed, Jul 19, 2000	19.94	19.94	19.69	19.75
2058	NYSE	ATO	Tue, Jul 18, 2000	20.06	20.06	19.75	19.81
2057	NYSE	ATO	Mon, Jul 17, 2000	19.81	20.25	19.50	20.13
2056	NYSE	ATO	Fri, Jul 14, 2000	20.06	20.06	19.63	19.75
2055	NYSE	ATO	Thu, Jul 13, 2000	20.25	20.38	19.75	20.00
2054	NYSE	ATO	Wed, Jul 12, 2000	20.00	20.38	20.00	20.38
2053	NYSE	ATO	Tue, Jul 11, 2000	20.38	20.44	20.19	20.38
2052	NYSE	ATO	Mon, Jul 10, 2000	19.81	20.44	19.50	20.44
2051	NYSE	ATO	Fri, Jul 7, 2000	19.19	19.88	19.19	19.81
2050	NYSE	ATO	Thu, Jul 6, 2000	18.38	19.25	18.38	19.19
2049	NYSE	ATO	Wed, Jul 5, 2000	19.00	19.00	18.50	18.50
2048	NYSE	ATO	Mon, Jul 3, 2000	17.75	19.25	17.75	19.25
2047	NYSE	ATO	Fri, Jun 30, 2000	19.31	19.50	17.50	17.52
2046	NYSE	ATO	Thu, Jun 29, 2000	19.88	19.94	19.31	19.44
2045	NYSE	ATO	Wed, Jun 28, 2000	19.06	20.00	18.94	20.00
2044	NYSE	ATO	Tue, Jun 27, 2000	19.50	19.50	18.75	18.94
2043	NYSE	ATO	Mon, Jun 26, 2000	19.63	19.69	19.38	19.50
2042	NYSE	ATO	Fri, Jun 23, 2000	19.88	19.88	19.50	19.75
2041	NYSE	ATO	Thu, Jun 22, 2000	20.00	20.06	19.50	20.00
2040	NYSE	ATO	Wed, Jun 21, 2000	20.00	20.13	20.00	20.00
2039	NYSE	ATO	Tue, Jun 20, 2000	20.44	20.44	20.00	20.00
2038	NYSE	ATO	Mon, Jun 19, 2000	20.06	20.56	20.00	20.56
2037	NYSE	ATO	Fri, Jun 16, 2000	20.00	20.13	19.75	20.13
2036	NYSE	ATO	Thu, Jun 15, 2000	19.38	19.75	19.25	19.75
2035	NYSE	ATO	Wed, Jun 14, 2000	19.50	19.50	19.25	19.25
2034	NYSE	ATO	Tue, Jun 13, 2000	19.19	19.38	19.06	19.38
2033	NYSE	ATO	Mon, Jun 12, 2000	19.13	19.13	19.06	19.13
2032	NYSE	ATO	Fri, Jun 9, 2000	19.13	19.13	19.00	19.06
2031	NYSE	ATO	Thu, Jun 8, 2000	19.25	19.25	19.00	19.13
2030	NYSE	ATO	Wed, Jun 7, 2000	18.88	19.25	18.88	19.13
2029	NYSE	ATO	Tue, Jun 6, 2000	18.75	18.94	18.75	18.75
2028	NYSE	ATO	Mon, Jun 5, 2000	18.63	18.94	18.63	18.69
2027	NYSE	ATO	Fri, Jun 2, 2000	19.00	19.25	18.38	18.63
2026	NYSE	ATO	Thu, Jun 1, 2000	18.44	19.00	18.06	19.00
2025	NYSE	ATO	Wed, May 31, 2000	17.19	18.38	17.06	18.31
2024	NYSE	ATO	Tue, May 30, 2000	16.75	17.31	16.56	17.13
2023	NYSE	ATO	Fri, May 26, 2000	15.69	16.63	15.63	16.56
2022	NYSE	ATO	Thu, May 25, 2000	15.63	15.81	14.94	15.19
2021	NYSE	ATO	Wed, May 24, 2000	15.69	15.81	15.50	15.69
2020	NYSE	ATO	Tue, May 23, 2000	16.13	16.13	15.63	15.69
2019	NYSE	ATO	Mon, May 22, 2000	16.19	16.38	15.88	16.38
2018	NYSE	ATO	Fri, May 19, 2000	16.25	16.25	15.94	16.13
2017	NYSE	ATO	Thu, May 18, 2000	16.25	16.63	15.88	16.06
2016	NYSE	ATO	Wed, May 17, 2000	16.69	16.69	16.19	16.19
2015	NYSE	ATO	Tue, May 16, 2000	16.00	16.81	16.00	16.50
2014	NYSE	ATO	Mon, May 15, 2000	15.94	16.44	15.63	15.88
2013	NYSE	ATO	Fri, May 12, 2000	15.56	15.94	15.44	15.94
2012	NYSE	ATO	Thu, May 11, 2000	15.44	15.69	15.38	15.69
2011	NYSE	ATO	Wed, May 10, 2000	15.56	15.63	15.19	15.44
2010	NYSE	ATO	Tue, May 9, 2000	15.94	16.13	15.56	15.56
2009	NYSE	ATO	Mon, May 8, 2000	16.00	16.19	15.75	15.94
2008	NYSE	ATO	Fri, May 5, 2000	16.13	16.25	15.75	15.94
2007	NYSE	ATO	Thu, May 4, 2000	15.63	16.00	15.63	16.00
2006	NYSE	ATO	Wed, May 3, 2000	16.00	16.00	15.75	15.88
2005	NYSE	ATO	Tue, May 2, 2000	15.94	16.31	15.81	15.94
2004	NYSE	ATO	Mon, May 1, 2000	15.88	16.75	15.88	16.00
2003	NYSE	ATO	Fri, Apr 28, 2000	15.38	15.88	15.25	15.88
2002	NYSE	ATO	Thu, Apr 27, 2000	14.63	15.63	14.25	15.50
2001	NYSE	ATO	Wed, Apr 26, 2000	14.88	14.94	14.63	14.75
2000	NYSE	ATO	Tue, Apr 25, 2000	14.81	14.81	14.50	14.75
1999	NYSE	ATO	Mon, Apr 24, 2000	14.88	14.94	14.75	14.75
1998	NYSE	ATO	Thu, Apr 20, 2000	14.94	14.94	14.75	14.81
1997	NYSE	ATO	Wed, Apr 19, 2000	15.00	15.00	14.81	14.88
1996	NYSE	ATO	Tue, Apr 18, 2000	15.00	15.00	14.75	14.94
1995	NYSE	ATO	Mon, Apr 17, 2000	15.38	15.38	14.94	15.00
1994	NYSE	ATO	Fri, Apr 14, 2000	15.38	15.50	15.25	15.38
1993	NYSE	ATO	Thu, Apr 13, 2000	15.44	15.50	15.38	15.44
1992	NYSE	ATO	Wed, Apr 12, 2000	15.38	15.50	15.38	15.44
1991	NYSE	ATO	Tue, Apr 11, 2000	15.44	15.50	15.38	15.38
1990	NYSE	ATO	Mon, Apr 10, 2000	15.50	15.50	15.31	15.38
1989	NYSE	ATO	Fri, Apr 7, 2000	15.50	15.50	15.31	15.50
1988	NYSE	ATO	Thu, Apr 6, 2000	15.50	15.50	15.38	15.50
1987	NYSE	ATO	Wed, Apr 5, 2000	15.94	16.13	15.38	15.50
1986	NYSE	ATO	Tue, Apr 4, 2000	16.19	16.25	15.75	15.81
1985	NYSE	ATO	Mon, Apr 3, 2000	16.50	16.88	16.13	16.19
1984	NYSE	ATO	Fri, Mar 31, 2000	16.38	16.69	16.00	16.38
1983	NYSE	ATO	Thu, Mar 30, 2000	16.50	16.75	16.19	16.25
1982	NYSE	ATO	Wed, Mar 29, 2000	16.88	16.88	16.50	16.63
1981	NYSE	ATO	Tue, Mar 28, 2000	16.63	17.13	16.63	16.88
1980	NYSE	ATO	Mon, Mar 27, 2000	17.38	17.50	17.13	17.25
1979	NYSE	ATO	Fri, Mar 24, 2000	18.13	18.13	17.13	17.44
1978	NYSE	ATO	Thu, Mar 23, 2000	17.31	18.38	17.25	18.13
1977	NYSE	ATO	Wed, Mar 22, 2000	17.50	17.88	17.00	17.44
1976	NYSE	ATO	Tue, Mar 21, 2000	18.13	18.13	17.25	17.56
1975	NYSE	ATO	Mon, Mar 20, 2000	18.31	18.56	18.19	18.38
1974	NYSE	ATO	Fri, Mar 17, 2000	18.63	18.88	17.94	18.38
1973	NYSE	ATO	Thu, Mar 16, 2000	17.81	18.63	17.75	18.63
1972	NYSE	ATO	Wed, Mar 15, 2000	17.25	17.75	17.25	17.69
1971	NYSE	ATO	Tue, Mar 14, 2000	17.38	17.50	17.19	17.25
1970	NYSE	ATO	Mon, Mar 13, 2000	15.56	17.13	15.50	17.13
1969	NYSE	ATO	Fri, Mar 10, 2000	15.75	15.94	15.63	15.63
1968	NYSE	ATO	Thu, Mar 9, 2000	15.81	16.19	15.75	16.13
1967	NYSE	ATO	Wed, Mar 8, 2000	15.63	15.69	15.25	15.56
1966	NYSE	ATO	Tue, Mar 7, 2000	15.94	15.94	15.38	15.56
1965	NYSE	ATO	Mon, Mar 6, 2000	15.56	16.25	15.50	16.00
1964	NYSE	ATO	Fri, Mar 3, 2000	16.25	16.38	15.63	15.81
1963	NYSE	ATO	Thu, Mar 2, 2000	16.75	16.75	16.38	16.38
1962	NYSE	ATO	Wed, Mar 1, 2000	17.25	17.25	16.44	16.50
1961	NYSE	ATO	Tue, Feb 29, 2000	16.00	17.13	16.00	17.13
1960	NYSE	ATO	Mon, Feb 28, 2000	15.88	16.31	15.88	16.25
1959	NYSE	ATO	Fri, Feb 25, 2000	16.13	16.13	15.69	15.81
1958	NYSE	ATO	Thu, Feb 24, 2000	16.50	16.50	15.81	16.00
1957	NYSE	ATO	Wed, Feb 23, 2000	16.31	16.88	16.25	16.56
1956	NYSE	ATO	Tue, Feb 22, 2000	17.19	17.19	16.25	16.56
1955	NYSE	ATO	Fri, Feb 18, 2000	17.69	17.88	17.13	17.19
1954	NYSE	ATO	Thu, Feb 17, 2000	17.75	18.13	17.63	17.88
1953	NYSE	ATO	Wed, Feb 16, 2000	17.38	18.06	17.25	17.75
1952	NYSE	ATO	Tue, Feb 15, 2000	16.81	18.25	16.81	17.44
1951	NYSE	ATO	Mon, Feb 14, 2000	16.13	16.88	16.13	16.81
1950	NYSE	ATO	Fri, Feb 11, 2000	17.00	17.19	15.88	15.88
1949	NYSE	ATO	Thu, Feb 10, 2000	17.50	17.50	17.13	17.19
1948	NYSE	ATO	Wed, Feb 9, 2000	17.56	17.56	17.25	17.38
1947	NYSE	ATO	Tue, Feb 8, 2000	17.44	17.50	17.25	17.31
1946	NYSE	ATO	Mon, Feb 7, 2000	17.69	17.75	17.38	17.38
1945	NYSE	ATO	Fri, Feb 4, 2000	17.56	17.81	17.50	17.69
1944	NYSE	ATO	Thu, Feb 3, 2000	17.44	17.88	17.38	17.81
1943	NYSE	ATO	Wed, Feb 2, 2000	17.63	17.88	17.38	17.44
1942	NYSE	ATO	Tue, Feb 1, 2000	17.63	18.00	17.50	17.75
1941	NYSE	ATO	Mon, Jan 31, 2000	16.88	17.75	16.88	17.50
1940	NYSE	ATO	Fri, Jan 28, 2000	17.13	17.25	16.75	16.75
1939	NYSE	ATO	Thu, Jan 27, 2000	17.00	17.38	16.88	17.00
1938	NYSE	ATO	Wed, Jan 26, 2000	17.94	17.94	16.75	16.94
1937	NYSE	ATO	Tue, Jan 25, 2000	18.25	18.38	17.25	17.75
1936	NYSE	ATO	Mon, Jan 24, 2000	18.75	18.88	18.00	18.25
1935	NYSE	ATO	Fri, Jan 21, 2000	18.50	18.63	18.13	18.25
1934	NYSE	ATO	Thu, Jan 20, 2000	18.63	18.69	18.50	18.56
1933	NYSE	ATO	Wed, Jan 19, 2000	18.88	18.88	18.50	18.63
1932	NYSE	ATO	Tue, Jan 18, 2000	18.88	18.88	18.63	18.75
1931	NYSE	ATO	Fri, Jan 14, 2000	19.25	19.38	18.81	18.81
1930	NYSE	ATO	Thu, Jan 13, 2000	19.63	19.63	18.88	19.13
1929	NYSE	ATO	Wed, Jan 12, 2000	19.81	19.81	19.50	19.50
1928	NYSE	ATO	Tue, Jan 11, 2000	19.81	19.94	19.75	19.81
1927	NYSE	ATO	Mon, Jan 10, 2000	20.00	20.06	19.75	19.81
1926	NYSE	ATO	Fri, Jan 7, 2000	19.75	20.06	19.75	20.06
1925	NYSE	ATO	Thu, Jan 6, 2000	20.00	20.00	19.75	19.88
1924	NYSE	ATO	Wed, Jan 5, 2000	19.56	20.50	19.56	20.19
1923	NYSE	ATO	Tue, Jan 4, 2000	20.00	20.00	19.56	19.56
1922	NYSE	ATO	Mon, Jan 3, 2000	20.00	20.31	20.00	20.06
1921	NYSE	ATO	Fri, Dec 31, 1999	20.00	20.44	19.63	20.44
1920	NYSE	ATO	Thu, Dec 30, 1999	20.31	20.44	20.00	20.00
1919	NYSE	ATO	Wed, Dec 29, 1999	20.25	20.44	20.25	20.44
1918	NYSE	ATO	Tue, Dec 28, 1999	20.56	20.75	20.25	20.53
1917	NYSE	ATO	Mon, Dec 27, 1999	20.56	21.00	20.50	20.63
1916	NYSE	ATO	Thu, Dec 23, 1999	21.06	21.06	20.50	20.75
1915	NYSE	ATO	Wed, Dec 22, 1999	21.06	21.25	21.00	21.19
1914	NYSE	ATO	Tue, Dec 21, 1999	21.06	21.38	21.00	21.19
1913	NYSE	ATO	Mon, Dec 20, 1999	20.50	21.13	20.44	21.00
1912	NYSE	ATO	Fri, Dec 17, 1999	21.00	21.00	20.50	20.50
1911	NYSE	ATO	Thu, Dec 16, 1999	21.50	21.50	21.00	21.13
1910	NYSE	ATO	Wed, Dec 15, 1999	21.06	21.50	21.00	21.50
1909	NYSE	ATO	Tue, Dec 14, 1999	20.88	21.13	20.81	21.13
1908	NYSE	ATO	Mon, Dec 13, 1999	20.94	21.00	20.75	20.88
1907	NYSE	ATO	Fri, Dec 10, 1999	21.19	21.19	20.88	21.19
1906	NYSE	ATO	Thu, Dec 9, 1999	21.75	21.75	21.00	21.06
1905	NYSE	ATO	Wed, Dec 8, 1999	22.06	22.06	21.69	21.88
1904	NYSE	ATO	Tue, Dec 7, 1999	22.13	22.38	22.00	22.06
1903	NYSE	ATO	Mon, Dec 6, 1999	22.38	22.69	22.13	22.31
1902	NYSE	ATO	Fri, Dec 3, 1999	22.38	22.50	22.25	22.44
1901	NYSE	ATO	Thu, Dec 2, 1999	22.13	22.50	22.13	22.44
1900	NYSE	ATO	Wed, Dec 1, 1999	22.31	22.31	21.88	22.25
1899	NYSE	ATO	Tue, Nov 30, 1999	22.13	22.31	22.00	22.31
1898	NYSE	ATO	Mon, Nov 29, 1999	22.25	22.31	22.00	22.25
1897	NYSE	ATO	Fri, Nov 26, 1999	22.38	22.50	22.19	22.38
1896	NYSE	ATO	Wed, Nov 24, 1999	22.44	22.50	22.38	22.50
1895	NYSE	ATO	Tue, Nov 23, 1999	22.38	22.50	22.31	22.50
1894	NYSE	ATO	Mon, Nov 22, 1999	22.56	22.56	22.25	22.38
1893	NYSE	ATO	Fri, Nov 19, 1999	22.63	22.75	22.50	22.63
1892	NYSE	ATO	Thu, Nov 18, 1999	22.69	22.69	22.25	22.50
1891	NYSE	ATO	Wed, Nov 17, 1999	22.63	22.81	22.50	22.56
1890	NYSE	ATO	Tue, Nov 16, 1999	22.63	22.88	22.56	22.75
1889	NYSE	ATO	Mon, Nov 15, 1999	22.81	23.06	22.56	22.75
1888	NYSE	ATO	Fri, Nov 12, 1999	22.56	22.81	22.38	22.69
1887	NYSE	ATO	Thu, Nov 11, 1999	22.75	23.13	22.75	22.81
1886	NYSE	ATO	Wed, Nov 10, 1999	22.75	23.06	22.56	22.94
1885	NYSE	ATO	Tue, Nov 9, 1999	22.56	22.94	22.56	22.63
1884	NYSE	ATO	Mon, Nov 8, 1999	22.63	23.00	22.63	22.63
1883	NYSE	ATO	Fri, Nov 5, 1999	23.00	23.19	22.56	22.63
1882	NYSE	ATO	Thu, Nov 4, 1999	23.25	23.63	23.13	23.19
1881	NYSE	ATO	Wed, Nov 3, 1999	23.00	23.31	23.00	23.13
1880	NYSE	ATO	Tue, Nov 2, 1999	22.94	23.13	22.94	23.06
1879	NYSE	ATO	Mon, Nov 1, 1999	22.75	23.00	22.69	23.00
1878	NYSE	ATO	Fri, Oct 29, 1999	23.25	23.25	22.50	22.69
1877	NYSE	ATO	Thu, Oct 28, 1999	23.25	23.50	23.13	23.25
1876	NYSE	ATO	Wed, Oct 27, 1999	23.00	23.25	23.00	23.19
1875	NYSE	ATO	Tue, Oct 26, 1999	23.13	23.25	22.69	23.06
1874	NYSE	ATO	Mon, Oct 25, 1999	23.50	23.69	23.31	23.38
1873	NYSE	ATO	Fri, Oct 22, 1999	23.38	23.50	23.00	23.50
1872	NYSE	ATO	Thu, Oct 21, 1999	23.13	23.50	23.13	23.31
1871	NYSE	ATO	Wed, Oct 20, 1999	23.69	23.69	23.13	23.13
1870	NYSE	ATO	Tue, Oct 19, 1999	24.00	24.19	23.63	23.88
1869	NYSE	ATO	Mon, Oct 18, 1999	23.88	23.94	23.69	23.94
1868	NYSE	ATO	Fri, Oct 15, 1999	24.00	24.00	23.75	23.81
1867	NYSE	ATO	Thu, Oct 14, 1999	24.13	24.13	23.75	24.00
1866	NYSE	ATO	Wed, Oct 13, 1999	24.81	24.81	24.00	24.05
1865	NYSE	ATO	Tue, Oct 12, 1999	24.50	24.94	24.38	24.75
1864	NYSE	ATO	Mon, Oct 11, 1999	24.38	24.56	24.25	24.44
1863	NYSE	ATO	Fri, Oct 8, 1999	24.88	25.00	24.25	24.38
1862	NYSE	ATO	Thu, Oct 7, 1999	25.00	25.00	24.88	25.00
1861	NYSE	ATO	Wed, Oct 6, 1999	24.75	25.00	24.50	25.00
1860	NYSE	ATO	Tue, Oct 5, 1999	24.81	25.00	24.56	24.63
1859	NYSE	ATO	Mon, Oct 4, 1999	23.94	24.75	23.94	24.69
1858	NYSE	ATO	Fri, Oct 1, 1999	24.06	24.13	23.75	23.88
1857	NYSE	ATO	Thu, Sep 30, 1999	24.50	24.81	23.75	24.13
1856	NYSE	ATO	Wed, Sep 29, 1999	24.63	24.75	24.56	24.63
1855	NYSE	ATO	Tue, Sep 28, 1999	24.44	24.81	24.25	24.81
1854	NYSE	ATO	Mon, Sep 27, 1999	24.06	24.50	24.00	24.44
1853	NYSE	ATO	Fri, Sep 24, 1999	24.88	24.88	24.00	24.13
1852	NYSE	ATO	Thu, Sep 23, 1999	24.38	24.75	24.38	24.63
1851	NYSE	ATO	Wed, Sep 22, 1999	24.00	24.31	24.00	24.25
1850	NYSE	ATO	Tue, Sep 21, 1999	24.31	24.38	23.88	24.00
1849	NYSE	ATO	Mon, Sep 20, 1999	24.38	24.50	24.13	24.31
1848	NYSE	ATO	Fri, Sep 17, 1999	24.63	24.75	24.13	24.25
1847	NYSE	ATO	Thu, Sep 16, 1999	25.00	25.25	24.75	24.75
1846	NYSE	ATO	Wed, Sep 15, 1999	25.13	25.19	25.00	25.13
1845	NYSE	ATO	Tue, Sep 14, 1999	25.00	25.13	25.00	25.00
1844	NYSE	ATO	Mon, Sep 13, 1999	25.00	25.50	25.00	25.13
1843	NYSE	ATO	Fri, Sep 10, 1999	25.31	25.31	24.63	24.63
1842	NYSE	ATO	Thu, Sep 9, 1999	25.38	25.44	25.25	25.38
1841	NYSE	ATO	Wed, Sep 8, 1999	25.13	25.38	25.13	25.38
1840	NYSE	ATO	Tue, Sep 7, 1999	25.31	25.44	25.00	25.00
1839	NYSE	ATO	Fri, Sep 3, 1999	25.13	25.44	25.00	25.38
1838	NYSE	ATO	Thu, Sep 2, 1999	25.00	25.06	25.00	25.00
1837	NYSE	ATO	Wed, Sep 1, 1999	25.06	25.19	25.00	25.00
1836	NYSE	ATO	Tue, Aug 31, 1999	25.00	25.25	25.00	25.06
1835	NYSE	ATO	Mon, Aug 30, 1999	25.31	25.31	25.00	25.06
1834	NYSE	ATO	Fri, Aug 27, 1999	25.06	25.81	25.00	25.38
1833	NYSE	ATO	Thu, Aug 26, 1999	25.63	25.63	24.88	25.06
1832	NYSE	ATO	Wed, Aug 25, 1999	24.81	25.75	24.81	25.75
1831	NYSE	ATO	Tue, Aug 24, 1999	25.00	25.00	24.75	24.94
1830	NYSE	ATO	Mon, Aug 23, 1999	26.19	26.19	25.25	25.25
1829	NYSE	ATO	Fri, Aug 20, 1999	25.50	26.38	25.50	26.38
1828	NYSE	ATO	Thu, Aug 19, 1999	25.25	25.31	25.19	25.31
1827	NYSE	ATO	Wed, Aug 18, 1999	25.19	25.44	25.00	25.44
1826	NYSE	ATO	Tue, Aug 17, 1999	25.00	25.19	24.88	25.16
1825	NYSE	ATO	Mon, Aug 16, 1999	24.75	25.00	24.63	25.00
1824	NYSE	ATO	Fri, Aug 13, 1999	24.69	24.81	24.44	24.75
1823	NYSE	ATO	Thu, Aug 12, 1999	24.31	24.56	24.31	24.56
1822	NYSE	ATO	Wed, Aug 11, 1999	24.88	24.88	24.38	24.56
1821	NYSE	ATO	Tue, Aug 10, 1999	24.44	24.88	24.44	24.88
1820	NYSE	ATO	Mon, Aug 9, 1999	24.94	24.94	24.50	24.56
1819	NYSE	ATO	Fri, Aug 6, 1999	25.00	25.00	24.75	24.94
1818	NYSE	ATO	Thu, Aug 5, 1999	24.81	25.00	24.25	25.00
1817	NYSE	ATO	Wed, Aug 4, 1999	24.56	24.81	24.50	24.56
1816	NYSE	ATO	Tue, Aug 3, 1999	24.88	24.88	24.56	24.69
1815	NYSE	ATO	Mon, Aug 2, 1999	25.00	25.00	24.94	25.00
1814	NYSE	ATO	Fri, Jul 30, 1999	24.81	25.00	24.81	25.00
1813	NYSE	ATO	Thu, Jul 29, 1999	25.00	25.00	24.81	24.88
1812	NYSE	ATO	Wed, Jul 28, 1999	25.13	25.19	24.94	25.00
1811	NYSE	ATO	Tue, Jul 27, 1999	25.13	25.19	25.06	25.13
1810	NYSE	ATO	Mon, Jul 26, 1999	25.13	25.31	25.06	25.19
1809	NYSE	ATO	Fri, Jul 23, 1999	25.13	25.38	25.00	25.19
1808	NYSE	ATO	Thu, Jul 22, 1999	25.19	25.38	24.94	25.19
1807	NYSE	ATO	Wed, Jul 21, 1999	25.38	25.81	25.19	25.31
1806	NYSE	ATO	Tue, Jul 20, 1999	25.25	25.44	25.13	25.38
1805	NYSE	ATO	Mon, Jul 19, 1999	25.63	25.63	25.38	25.44
1804	NYSE	ATO	Fri, Jul 16, 1999	25.75	25.81	25.63	25.81
1803	NYSE	ATO	Thu, Jul 15, 1999	25.38	25.81	25.19	25.81
1802	NYSE	ATO	Wed, Jul 14, 1999	25.19	25.38	25.13	25.38
1801	NYSE	ATO	Tue, Jul 13, 1999	25.63	25.81	25.13	25.38
1800	NYSE	ATO	Mon, Jul 12, 1999	25.25	26.25	25.25	25.56
1799	NYSE	ATO	Fri, Jul 9, 1999	25.06	25.50	25.06	25.50
1798	NYSE	ATO	Thu, Jul 8, 1999	24.31	25.25	24.13	25.06
1797	NYSE	ATO	Wed, Jul 7, 1999	24.31	24.94	24.31	24.44
1796	NYSE	ATO	Tue, Jul 6, 1999	24.88	25.19	24.31	24.50
1795	NYSE	ATO	Fri, Jul 2, 1999	24.75	25.25	24.50	24.94
1794	NYSE	ATO	Thu, Jul 1, 1999	25.13	25.38	24.88	25.00
1793	NYSE	ATO	Wed, Jun 30, 1999	25.94	25.94	24.88	25.00
1792	NYSE	ATO	Tue, Jun 29, 1999	26.00	26.00	25.75	25.94
1791	NYSE	ATO	Mon, Jun 28, 1999	25.88	25.94	25.81	25.94
1790	NYSE	ATO	Fri, Jun 25, 1999	25.44	26.00	25.44	25.63
1789	NYSE	ATO	Thu, Jun 24, 1999	26.00	26.00	25.56	25.56
1788	NYSE	ATO	Wed, Jun 23, 1999	25.25	26.00	25.25	26.00
1787	NYSE	ATO	Tue, Jun 22, 1999	25.25	25.44	25.00	25.13
1786	NYSE	ATO	Mon, Jun 21, 1999	25.69	25.69	25.25	25.38
1785	NYSE	ATO	Fri, Jun 18, 1999	26.13	26.13	25.81	25.81
1784	NYSE	ATO	Thu, Jun 17, 1999	25.63	26.00	25.50	25.75
1783	NYSE	ATO	Wed, Jun 16, 1999	25.19	25.88	25.19	25.88
1782	NYSE	ATO	Tue, Jun 15, 1999	24.88	25.38	24.38	25.38
1781	NYSE	ATO	Mon, Jun 14, 1999	25.25	25.25	24.81	24.81
1780	NYSE	ATO	Fri, Jun 11, 1999	25.06	25.50	24.81	25.00
1779	NYSE	ATO	Thu, Jun 10, 1999	25.75	25.75	24.81	25.19
1778	NYSE	ATO	Wed, Jun 9, 1999	26.00	26.00	25.75	25.88
1777	NYSE	ATO	Tue, Jun 8, 1999	25.88	26.00	25.69	26.00
1776	NYSE	ATO	Mon, Jun 7, 1999	26.31	26.31	25.75	25.88
1775	NYSE	ATO	Fri, Jun 4, 1999	26.13	26.19	26.00	26.06
1774	NYSE	ATO	Thu, Jun 3, 1999	25.94	26.13	25.81	26.00
1773	NYSE	ATO	Wed, Jun 2, 1999	25.88	25.94	25.75	25.88
1772	NYSE	ATO	Tue, Jun 1, 1999	25.88	25.88	25.44	25.63
1771	NYSE	ATO	Fri, May 28, 1999	25.50	25.94	25.38	25.38
1770	NYSE	ATO	Thu, May 27, 1999	25.44	25.88	25.25	25.50
1769	NYSE	ATO	Wed, May 26, 1999	25.63	25.63	25.38	25.44
1768	NYSE	ATO	Tue, May 25, 1999	24.88	25.63	24.88	25.50
1767	NYSE	ATO	Mon, May 24, 1999	25.31	25.44	25.13	25.44
1766	NYSE	ATO	Fri, May 21, 1999	24.75	25.50	24.75	25.31
1765	NYSE	ATO	Thu, May 20, 1999	24.81	25.19	24.75	24.81
1764	NYSE	ATO	Wed, May 19, 1999	24.63	25.25	24.63	24.81
1763	NYSE	ATO	Tue, May 18, 1999	24.81	25.13	24.56	24.75
1762	NYSE	ATO	Mon, May 17, 1999	24.81	25.19	24.50	24.88
1761	NYSE	ATO	Fri, May 14, 1999	24.88	25.63	24.63	25.06
1760	NYSE	ATO	Thu, May 13, 1999	24.31	25.06	24.25	25.06
1759	NYSE	ATO	Wed, May 12, 1999	25.25	25.31	24.56	24.56
1758	NYSE	ATO	Tue, May 11, 1999	24.38	25.38	24.38	25.25
1757	NYSE	ATO	Mon, May 10, 1999	23.88	25.50	23.75	24.25
1756	NYSE	ATO	Fri, May 7, 1999	24.25	24.38	23.81	24.13
1755	NYSE	ATO	Thu, May 6, 1999	24.19	24.38	23.88	24.25
1754	NYSE	ATO	Wed, May 5, 1999	24.63	24.78	24.13	24.31
1753	NYSE	ATO	Tue, May 4, 1999	25.25	25.38	24.81	24.88
1752	NYSE	ATO	Mon, May 3, 1999	25.31	25.44	25.25	25.25
1751	NYSE	ATO	Fri, Apr 30, 1999	25.25	25.38	25.00	25.25
1750	NYSE	ATO	Thu, Apr 29, 1999	25.75	26.00	25.13	25.25
1749	NYSE	ATO	Wed, Apr 28, 1999	26.25	26.25	25.50	25.50
1748	NYSE	ATO	Tue, Apr 27, 1999	25.69	26.50	25.69	26.25
1747	NYSE	ATO	Mon, Apr 26, 1999	25.38	25.94	25.13	25.56
1746	NYSE	ATO	Fri, Apr 23, 1999	25.44	25.63	25.44	25.50
1745	NYSE	ATO	Thu, Apr 22, 1999	26.19	26.25	25.50	25.56
1744	NYSE	ATO	Wed, Apr 21, 1999	25.88	26.94	25.88	26.19
1743	NYSE	ATO	Tue, Apr 20, 1999	26.19	26.44	25.75	26.13
1742	NYSE	ATO	Mon, Apr 19, 1999	26.00	26.31	26.00	26.19
1741	NYSE	ATO	Fri, Apr 16, 1999	25.94	26.25	25.63	26.06
1740	NYSE	ATO	Thu, Apr 15, 1999	26.31	27.00	26.06	26.06
1739	NYSE	ATO	Wed, Apr 14, 1999	26.50	27.38	26.19	26.25
1738	NYSE	ATO	Tue, Apr 13, 1999	25.81	26.63	25.69	26.31
1737	NYSE	ATO	Mon, Apr 12, 1999	25.13	25.94	25.00	25.94
1736	NYSE	ATO	Fri, Apr 9, 1999	24.13	25.13	24.13	25.13
1735	NYSE	ATO	Thu, Apr 8, 1999	23.94	24.19	23.88	24.19
1734	NYSE	ATO	Wed, Apr 7, 1999	24.00	24.50	23.94	24.00
1733	NYSE	ATO	Tue, Apr 6, 1999	24.31	24.31	23.88	24.06
1732	NYSE	ATO	Mon, Apr 5, 1999	24.38	25.00	24.38	24.56
1731	NYSE	ATO	Thu, Apr 1, 1999	24.13	24.25	24.06	24.25
1730	NYSE	ATO	Wed, Mar 31, 1999	24.06	24.13	24.00	24.06
1729	NYSE	ATO	Tue, Mar 30, 1999	24.13	24.19	23.88	24.13
1728	NYSE	ATO	Mon, Mar 29, 1999	23.88	24.25	23.88	24.00
1727	NYSE	ATO	Fri, Mar 26, 1999	23.56	24.06	23.50	23.94
1726	NYSE	ATO	Thu, Mar 25, 1999	23.00	23.69	22.75	23.69
1725	NYSE	ATO	Wed, Mar 24, 1999	23.31	24.00	23.06	23.31
1724	NYSE	ATO	Tue, Mar 23, 1999	23.75	23.75	23.06	23.13
1723	NYSE	ATO	Mon, Mar 22, 1999	24.06	24.50	23.81	23.88
1722	NYSE	ATO	Fri, Mar 19, 1999	23.00	24.50	23.00	24.31
1721	NYSE	ATO	Thu, Mar 18, 1999	23.38	24.13	23.13	23.25
1720	NYSE	ATO	Wed, Mar 17, 1999	23.13	23.38	23.00	23.38
1719	NYSE	ATO	Tue, Mar 16, 1999	23.56	23.63	23.13	23.19
1718	NYSE	ATO	Mon, Mar 15, 1999	23.56	23.94	23.50	23.63
1717	NYSE	ATO	Fri, Mar 12, 1999	23.56	23.88	23.50	23.50
1716	NYSE	ATO	Thu, Mar 11, 1999	23.13	23.81	23.13	23.63
1715	NYSE	ATO	Wed, Mar 10, 1999	23.50	23.50	23.00	23.06
1714	NYSE	ATO	Tue, Mar 9, 1999	23.25	23.63	23.19	23.63
1713	NYSE	ATO	Mon, Mar 8, 1999	23.63	23.63	23.00	23.38
1712	NYSE	ATO	Fri, Mar 5, 1999	23.88	24.50	23.38	23.44
1711	NYSE	ATO	Thu, Mar 4, 1999	23.63	23.88	23.25	23.63
1710	NYSE	ATO	Wed, Mar 3, 1999	24.25	24.31	23.63	23.63
1709	NYSE	ATO	Tue, Mar 2, 1999	24.00	25.00	23.81	24.38
1708	NYSE	ATO	Mon, Mar 1, 1999	24.00	26.25	23.50	24.13
1707	NYSE	ATO	Fri, Feb 26, 1999	24.06	25.50	24.00	24.00
1706	NYSE	ATO	Thu, Feb 25, 1999	23.25	24.38	23.25	24.00
1705	NYSE	ATO	Wed, Feb 24, 1999	24.50	25.00	23.25	23.25
1704	NYSE	ATO	Tue, Feb 23, 1999	24.13	24.75	24.13	24.25
1703	NYSE	ATO	Mon, Feb 22, 1999	24.44	24.56	24.19	24.38
1702	NYSE	ATO	Fri, Feb 19, 1999	24.94	24.94	24.38	24.50
1701	NYSE	ATO	Thu, Feb 18, 1999	24.81	25.00	24.75	24.94
1700	NYSE	ATO	Wed, Feb 17, 1999	25.06	25.13	24.75	25.00
1699	NYSE	ATO	Tue, Feb 16, 1999	25.38	25.50	25.00	25.00
1698	NYSE	ATO	Fri, Feb 12, 1999	25.50	25.56	25.13	25.31
1697	NYSE	ATO	Thu, Feb 11, 1999	25.88	25.94	24.81	25.75
1696	NYSE	ATO	Wed, Feb 10, 1999	26.13	26.38	25.63	25.75
1695	NYSE	ATO	Tue, Feb 9, 1999	26.50	26.50	25.94	26.25
1694	NYSE	ATO	Mon, Feb 8, 1999	27.06	27.19	26.50	26.50
1693	NYSE	ATO	Fri, Feb 5, 1999	27.63	27.75	27.06	27.06
1692	NYSE	ATO	Thu, Feb 4, 1999	28.00	28.00	27.63	27.75
1691	NYSE	ATO	Wed, Feb 3, 1999	28.69	28.69	27.75	28.13
1690	NYSE	ATO	Tue, Feb 2, 1999	28.88	28.94	27.75	28.94
1689	NYSE	ATO	Mon, Feb 1, 1999	29.69	29.69	28.38	28.63
1688	NYSE	ATO	Fri, Jan 29, 1999	29.38	29.81	29.31	29.81
1687	NYSE	ATO	Thu, Jan 28, 1999	29.31	29.50	29.25	29.38
1686	NYSE	ATO	Wed, Jan 27, 1999	29.31	29.38	29.19	29.31
1685	NYSE	ATO	Tue, Jan 26, 1999	29.13	29.44	29.06	29.31
1684	NYSE	ATO	Mon, Jan 25, 1999	29.56	29.56	29.19	29.31
1683	NYSE	ATO	Fri, Jan 22, 1999	29.31	29.63	29.25	29.44
1682	NYSE	ATO	Thu, Jan 21, 1999	30.00	30.00	29.25	29.38
1681	NYSE	ATO	Wed, Jan 20, 1999	29.44	30.25	29.31	30.25
1680	NYSE	ATO	Tue, Jan 19, 1999	30.50	30.50	29.69	29.69
1679	NYSE	ATO	Fri, Jan 15, 1999	30.25	30.63	30.25	30.63
1678	NYSE	ATO	Thu, Jan 14, 1999	30.75	31.13	30.25	30.31
1677	NYSE	ATO	Wed, Jan 13, 1999	29.75	30.75	29.50	30.75
1676	NYSE	ATO	Tue, Jan 12, 1999	29.56	30.06	29.50	29.88
1675	NYSE	ATO	Mon, Jan 11, 1999	30.38	30.38	28.88	29.75
1674	NYSE	ATO	Fri, Jan 8, 1999	30.25	30.63	29.75	30.63
1673	NYSE	ATO	Thu, Jan 7, 1999	31.06	31.25	30.25	30.44
1672	NYSE	ATO	Wed, Jan 6, 1999	31.63	31.88	31.19	31.31
1671	NYSE	ATO	Tue, Jan 5, 1999	32.00	32.75	31.56	31.63
1670	NYSE	ATO	Mon, Jan 4, 1999	32.50	33.00	32.25	32.69
1669	NYSE	ATO	Thu, Dec 31, 1998	32.25	32.25	32.06	32.25
1668	NYSE	ATO	Wed, Dec 30, 1998	31.38	32.25	31.38	32.25
1667	NYSE	ATO	Tue, Dec 29, 1998	31.56	31.63	31.50	31.63
1666	NYSE	ATO	Mon, Dec 28, 1998	31.50	31.94	31.38	31.56
1665	NYSE	ATO	Thu, Dec 24, 1998	31.50	31.63	31.31	31.50
1664	NYSE	ATO	Wed, Dec 23, 1998	31.31	31.56	31.13	31.50
1663	NYSE	ATO	Tue, Dec 22, 1998	30.88	31.44	30.88	31.44
1662	NYSE	ATO	Mon, Dec 21, 1998	30.56	31.25	30.56	31.00
1661	NYSE	ATO	Fri, Dec 18, 1998	30.50	30.56	30.25	30.44
1660	NYSE	ATO	Thu, Dec 17, 1998	30.38	30.38	29.94	30.25
1659	NYSE	ATO	Wed, Dec 16, 1998	29.94	30.00	29.38	29.88
1658	NYSE	ATO	Tue, Dec 15, 1998	29.44	30.00	29.38	29.94
1657	NYSE	ATO	Mon, Dec 14, 1998	28.50	29.44	28.25	29.25
1656	NYSE	ATO	Fri, Dec 11, 1998	28.38	28.63	28.38	28.63
1655	NYSE	ATO	Thu, Dec 10, 1998	28.81	28.81	28.25	28.38
1654	NYSE	ATO	Wed, Dec 9, 1998	29.50	29.75	29.00	29.06
1653	NYSE	ATO	Tue, Dec 8, 1998	29.44	29.56	29.13	29.31
1652	NYSE	ATO	Mon, Dec 7, 1998	28.56	29.50	28.31	29.31
1651	NYSE	ATO	Fri, Dec 4, 1998	29.75	29.75	27.63	28.56
1650	NYSE	ATO	Thu, Dec 3, 1998	30.06	30.19	29.88	30.00
1649	NYSE	ATO	Wed, Dec 2, 1998	30.63	30.63	30.06	30.19
1648	NYSE	ATO	Tue, Dec 1, 1998	30.63	30.63	30.31	30.63
1647	NYSE	ATO	Mon, Nov 30, 1998	31.00	31.00	30.38	30.63
1646	NYSE	ATO	Fri, Nov 27, 1998	30.88	31.06	30.81	31.06
1645	NYSE	ATO	Wed, Nov 25, 1998	31.00	31.13	30.38	31.00
1644	NYSE	ATO	Tue, Nov 24, 1998	31.25	31.38	30.88	31.00
1643	NYSE	ATO	Mon, Nov 23, 1998	31.13	31.44	31.06	31.25
1642	NYSE	ATO	Fri, Nov 20, 1998	31.06	31.31	30.94	31.19
1641	NYSE	ATO	Thu, Nov 19, 1998	31.13	31.50	31.06	31.31
1640	NYSE	ATO	Wed, Nov 18, 1998	30.75	31.19	30.75	31.13
1639	NYSE	ATO	Tue, Nov 17, 1998	30.56	30.81	30.56	30.75
1638	NYSE	ATO	Mon, Nov 16, 1998	30.56	30.88	30.44	30.69
1637	NYSE	ATO	Fri, Nov 13, 1998	30.88	30.88	30.31	30.56
1636	NYSE	ATO	Thu, Nov 12, 1998	30.63	31.00	30.63	31.00
1635	NYSE	ATO	Wed, Nov 11, 1998	30.94	30.94	30.44	30.50
1634	NYSE	ATO	Tue, Nov 10, 1998	29.75	31.00	29.75	31.00
1633	NYSE	ATO	Mon, Nov 9, 1998	31.38	31.38	30.00	30.00
1632	NYSE	ATO	Fri, Nov 6, 1998	31.38	31.94	31.38	31.56
1631	NYSE	ATO	Thu, Nov 5, 1998	30.75	32.25	30.75	31.63
1630	NYSE	ATO	Wed, Nov 4, 1998	30.44	31.00	30.31	31.00
1629	NYSE	ATO	Tue, Nov 3, 1998	30.56	30.56	29.81	30.19
1628	NYSE	ATO	Mon, Nov 2, 1998	29.44	30.56	29.19	30.56
1627	NYSE	ATO	Fri, Oct 30, 1998	30.38	30.94	29.69	29.69
1626	NYSE	ATO	Thu, Oct 29, 1998	30.88	30.88	30.50	30.63
1625	NYSE	ATO	Wed, Oct 28, 1998	30.38	30.88	30.38	30.88
1624	NYSE	ATO	Tue, Oct 27, 1998	30.19	30.44	30.19	30.38
1623	NYSE	ATO	Mon, Oct 26, 1998	30.13	30.19	29.75	30.19
1622	NYSE	ATO	Fri, Oct 23, 1998	29.94	30.38	29.94	30.31
1621	NYSE	ATO	Thu, Oct 22, 1998	29.75	29.94	29.50	29.88
1620	NYSE	ATO	Wed, Oct 21, 1998	29.25	29.50	29.25	29.50
1619	NYSE	ATO	Tue, Oct 20, 1998	29.13	29.81	29.06	29.38
1618	NYSE	ATO	Mon, Oct 19, 1998	29.69	29.75	28.88	29.00
1617	NYSE	ATO	Fri, Oct 16, 1998	29.19	29.81	29.19	29.44
1616	NYSE	ATO	Thu, Oct 15, 1998	29.06	29.44	29.06	29.06
1615	NYSE	ATO	Wed, Oct 14, 1998	28.81	29.25	28.81	29.19
1614	NYSE	ATO	Tue, Oct 13, 1998	29.13	29.25	28.25	28.81
1613	NYSE	ATO	Mon, Oct 12, 1998	29.06	29.25	29.06	29.19
1612	NYSE	ATO	Fri, Oct 9, 1998	29.25	29.31	29.06	29.31
1611	NYSE	ATO	Thu, Oct 8, 1998	29.31	29.50	28.75	29.38
1610	NYSE	ATO	Wed, Oct 7, 1998	29.06	29.56	29.00	29.44
1609	NYSE	ATO	Tue, Oct 6, 1998	28.31	29.25	28.19	29.06
1608	NYSE	ATO	Mon, Oct 5, 1998	28.88	28.88	28.13	28.56
1607	NYSE	ATO	Fri, Oct 2, 1998	28.38	29.19	28.13	29.13
1606	NYSE	ATO	Thu, Oct 1, 1998	28.56	28.56	28.31	28.50
1605	NYSE	ATO	Wed, Sep 30, 1998	28.06	28.56	28.00	28.56
1604	NYSE	ATO	Tue, Sep 29, 1998	27.88	28.25	27.75	28.06
1603	NYSE	ATO	Mon, Sep 28, 1998	27.38	28.88	27.31	27.88
1602	NYSE	ATO	Fri, Sep 25, 1998	27.63	27.63	27.25	27.56
1601	NYSE	ATO	Thu, Sep 24, 1998	27.63	27.88	27.00	27.63
1600	NYSE	ATO	Wed, Sep 23, 1998	28.00	28.00	27.94	28.00
1599	NYSE	ATO	Tue, Sep 22, 1998	27.75	28.00	27.69	28.00
1598	NYSE	ATO	Mon, Sep 21, 1998	27.69	27.81	27.50	27.69
1597	NYSE	ATO	Fri, Sep 18, 1998	28.00	28.00	27.38	27.94
1596	NYSE	ATO	Thu, Sep 17, 1998	27.31	27.63	26.94	27.63
1595	NYSE	ATO	Wed, Sep 16, 1998	28.00	28.00	27.25	27.50
1594	NYSE	ATO	Tue, Sep 15, 1998	27.69	28.00	27.25	28.00
1593	NYSE	ATO	Mon, Sep 14, 1998	26.88	27.69	26.88	27.69
1592	NYSE	ATO	Fri, Sep 11, 1998	25.69	27.19	25.69	27.00
1591	NYSE	ATO	Thu, Sep 10, 1998	25.75	25.75	24.75	25.75
1590	NYSE	ATO	Wed, Sep 9, 1998	27.63	27.63	26.50	26.56
1589	NYSE	ATO	Tue, Sep 8, 1998	27.13	27.75	27.00	27.63
1588	NYSE	ATO	Fri, Sep 4, 1998	27.63	27.63	26.56	26.88
1587	NYSE	ATO	Thu, Sep 3, 1998	27.06	27.38	26.56	27.38
1586	NYSE	ATO	Wed, Sep 2, 1998	27.94	27.94	27.13	27.19
1585	NYSE	ATO	Tue, Sep 1, 1998	28.44	28.69	27.69	27.69
1584	NYSE	ATO	Mon, Aug 31, 1998	28.63	28.75	28.38	28.38
1583	NYSE	ATO	Fri, Aug 28, 1998	28.63	29.00	28.56	28.69
1582	NYSE	ATO	Thu, Aug 27, 1998	29.13	29.13	28.63	28.63
1581	NYSE	ATO	Wed, Aug 26, 1998	29.06	29.38	29.00	29.31
1580	NYSE	ATO	Tue, Aug 25, 1998	28.25	29.44	28.25	28.81
1579	NYSE	ATO	Mon, Aug 24, 1998	28.00	28.31	28.00	28.25
1578	NYSE	ATO	Fri, Aug 21, 1998	28.13	28.13	27.63	27.94
1577	NYSE	ATO	Thu, Aug 20, 1998	28.25	28.44	28.13	28.44
1576	NYSE	ATO	Wed, Aug 19, 1998	28.44	28.56	27.63	28.00
1575	NYSE	ATO	Tue, Aug 18, 1998	28.44	28.88	28.44	28.56
1574	NYSE	ATO	Mon, Aug 17, 1998	28.75	28.94	28.44	28.50
1573	NYSE	ATO	Fri, Aug 14, 1998	28.81	29.44	28.63	28.94
1572	NYSE	ATO	Thu, Aug 13, 1998	29.63	29.81	28.56	28.69
1571	NYSE	ATO	Wed, Aug 12, 1998	29.38	30.06	29.38	29.88
1570	NYSE	ATO	Tue, Aug 11, 1998	29.75	29.75	28.88	29.50
1569	NYSE	ATO	Mon, Aug 10, 1998	30.44	30.44	29.38	30.00
1568	NYSE	ATO	Fri, Aug 7, 1998	30.00	30.50	30.00	30.50
1567	NYSE	ATO	Thu, Aug 6, 1998	29.13	30.19	29.06	30.13
1566	NYSE	ATO	Wed, Aug 5, 1998	29.94	29.94	29.00	29.38
1565	NYSE	ATO	Tue, Aug 4, 1998	29.63	29.88	29.06	29.69
1564	NYSE	ATO	Mon, Aug 3, 1998	29.13	29.50	29.13	29.50
1563	NYSE	ATO	Fri, Jul 31, 1998	29.88	30.19	29.00	29.25
1562	NYSE	ATO	Thu, Jul 30, 1998	29.13	30.03	29.06	30.00
1561	NYSE	ATO	Wed, Jul 29, 1998	29.13	29.75	29.06	29.31
1560	NYSE	ATO	Tue, Jul 28, 1998	28.69	29.25	28.50	29.13
1559	NYSE	ATO	Mon, Jul 27, 1998	29.00	29.06	28.25	28.94
1558	NYSE	ATO	Fri, Jul 24, 1998	29.31	29.50	28.88	29.13
1557	NYSE	ATO	Thu, Jul 23, 1998	29.44	29.56	29.44	29.44
1556	NYSE	ATO	Wed, Jul 22, 1998	29.56	29.56	29.38	29.56
1555	NYSE	ATO	Tue, Jul 21, 1998	29.50	29.63	29.44	29.56
1554	NYSE	ATO	Mon, Jul 20, 1998	29.44	29.63	29.44	29.63
1553	NYSE	ATO	Fri, Jul 17, 1998	29.56	29.88	29.47	29.63
1552	NYSE	ATO	Thu, Jul 16, 1998	29.25	29.56	29.25	29.56
1551	NYSE	ATO	Wed, Jul 15, 1998	29.19	29.38	29.13	29.38
1550	NYSE	ATO	Tue, Jul 14, 1998	29.31	29.38	29.00	29.06
1549	NYSE	ATO	Mon, Jul 13, 1998	29.38	29.44	29.19	29.31
1548	NYSE	ATO	Fri, Jul 10, 1998	29.25	29.31	29.19	29.31
1547	NYSE	ATO	Thu, Jul 9, 1998	29.50	29.69	29.25	29.38
1546	NYSE	ATO	Wed, Jul 8, 1998	29.75	29.81	29.50	29.50
1545	NYSE	ATO	Tue, Jul 7, 1998	30.06	30.13	29.63	30.00
1544	NYSE	ATO	Mon, Jul 6, 1998	30.06	30.44	29.63	30.31
1543	NYSE	ATO	Thu, Jul 2, 1998	30.75	30.88	30.13	30.19
1542	NYSE	ATO	Wed, Jul 1, 1998	30.50	30.94	30.50	30.88
1541	NYSE	ATO	Tue, Jun 30, 1998	30.38	30.50	30.19	30.50
1540	NYSE	ATO	Mon, Jun 29, 1998	30.44	30.44	30.00	30.13
1539	NYSE	ATO	Fri, Jun 26, 1998	29.25	30.25	29.25	30.25
1538	NYSE	ATO	Thu, Jun 25, 1998	30.00	30.13	29.25	29.50
1537	NYSE	ATO	Wed, Jun 24, 1998	29.63	30.13	29.63	29.88
1536	NYSE	ATO	Tue, Jun 23, 1998	29.75	30.00	29.75	29.88
1535	NYSE	ATO	Mon, Jun 22, 1998	29.69	29.81	29.69	29.81
1534	NYSE	ATO	Fri, Jun 19, 1998	30.06	30.13	29.63	29.69
1533	NYSE	ATO	Thu, Jun 18, 1998	29.81	29.94	29.25	29.88
1532	NYSE	ATO	Wed, Jun 17, 1998	29.63	30.25	29.63	29.94
1531	NYSE	ATO	Tue, Jun 16, 1998	29.81	29.81	29.38	29.44
1530	NYSE	ATO	Mon, Jun 15, 1998	30.25	30.25	29.19	29.69
1529	NYSE	ATO	Fri, Jun 12, 1998	29.69	30.50	29.50	30.50
1528	NYSE	ATO	Thu, Jun 11, 1998	29.44	29.75	29.31	29.75
1527	NYSE	ATO	Wed, Jun 10, 1998	29.75	29.75	28.94	29.50
1526	NYSE	ATO	Tue, Jun 9, 1998	30.63	30.69	29.38	29.88
1525	NYSE	ATO	Mon, Jun 8, 1998	30.25	30.69	30.25	30.63
1524	NYSE	ATO	Fri, Jun 5, 1998	30.19	30.50	30.00	30.25
1523	NYSE	ATO	Thu, Jun 4, 1998	30.00	30.13	29.81	29.94
1522	NYSE	ATO	Wed, Jun 3, 1998	30.81	30.81	29.94	30.25
1521	NYSE	ATO	Tue, Jun 2, 1998	30.75	30.81	30.44	30.63
1520	NYSE	ATO	Mon, Jun 1, 1998	30.63	30.94	30.31	30.63
1519	NYSE	ATO	Fri, May 29, 1998	30.00	30.75	30.00	30.75
1518	NYSE	ATO	Thu, May 28, 1998	29.25	30.00	29.25	30.00
1517	NYSE	ATO	Wed, May 27, 1998	29.81	29.94	29.00	29.31
1516	NYSE	ATO	Tue, May 26, 1998	29.44	29.94	29.44	29.63
1515	NYSE	ATO	Fri, May 22, 1998	30.38	30.38	29.31	29.38
1514	NYSE	ATO	Thu, May 21, 1998	30.50	30.56	30.25	30.56
1513	NYSE	ATO	Wed, May 20, 1998	31.00	31.06	30.06	30.69
1512	NYSE	ATO	Tue, May 19, 1998	30.88	31.19	30.88	31.06
1511	NYSE	ATO	Mon, May 18, 1998	30.81	30.94	30.81	30.94
1510	NYSE	ATO	Fri, May 15, 1998	30.81	30.88	30.75	30.81
1509	NYSE	ATO	Thu, May 14, 1998	30.56	30.94	30.50	30.81
1508	NYSE	ATO	Wed, May 13, 1998	30.31	30.88	30.31	30.75
1507	NYSE	ATO	Tue, May 12, 1998	30.31	30.50	30.19	30.38
1506	NYSE	ATO	Mon, May 11, 1998	30.19	30.31	30.00	30.31
1505	NYSE	ATO	Fri, May 8, 1998	30.00	30.50	29.94	30.06
1504	NYSE	ATO	Thu, May 7, 1998	29.94	30.31	29.94	30.13
1503	NYSE	ATO	Wed, May 6, 1998	29.81	30.00	29.75	30.00
1502	NYSE	ATO	Tue, May 5, 1998	29.50	30.25	29.50	29.81
1501	NYSE	ATO	Mon, May 4, 1998	29.13	30.00	29.13	29.75
1500	NYSE	ATO	Fri, May 1, 1998	29.31	29.31	28.38	28.94
1499	NYSE	ATO	Thu, Apr 30, 1998	29.13	29.63	28.81	29.44
1498	NYSE	ATO	Wed, Apr 29, 1998	29.50	29.75	28.88	29.13
1497	NYSE	ATO	Tue, Apr 28, 1998	28.69	29.75	28.69	29.63
1496	NYSE	ATO	Mon, Apr 27, 1998	28.94	29.06	28.06	28.81
1495	NYSE	ATO	Fri, Apr 24, 1998	29.63	29.63	28.88	29.06
1494	NYSE	ATO	Thu, Apr 23, 1998	29.94	29.94	29.69	29.81
1493	NYSE	ATO	Wed, Apr 22, 1998	29.81	30.00	29.75	29.88
1492	NYSE	ATO	Tue, Apr 21, 1998	29.50	29.94	29.50	29.94
1491	NYSE	ATO	Mon, Apr 20, 1998	29.56	29.69	29.38	29.56
1490	NYSE	ATO	Fri, Apr 17, 1998	29.50	29.75	29.50	29.56
1489	NYSE	ATO	Thu, Apr 16, 1998	29.56	29.63	29.38	29.63
1488	NYSE	ATO	Wed, Apr 15, 1998	30.00	30.00	29.56	29.63
1487	NYSE	ATO	Tue, Apr 14, 1998	29.38	29.75	29.13	29.25
1486	NYSE	ATO	Mon, Apr 13, 1998	29.19	29.94	29.19	29.63
1485	NYSE	ATO	Thu, Apr 9, 1998	29.63	29.63	29.13	29.38
1484	NYSE	ATO	Wed, Apr 8, 1998	29.06	29.50	29.00	29.00
1483	NYSE	ATO	Tue, Apr 7, 1998	29.56	29.69	29.13	29.19
1482	NYSE	ATO	Mon, Apr 6, 1998	29.63	29.81	29.50	29.56
1481	NYSE	ATO	Fri, Apr 3, 1998	30.19	30.25	29.63	29.75
1480	NYSE	ATO	Thu, Apr 2, 1998	30.06	30.25	29.63	30.25
1479	NYSE	ATO	Wed, Apr 1, 1998	29.69	30.25	29.63	30.19
1478	NYSE	ATO	Tue, Mar 31, 1998	28.94	29.75	28.94	29.63
1477	NYSE	ATO	Mon, Mar 30, 1998	28.88	29.06	28.50	29.06
1476	NYSE	ATO	Fri, Mar 27, 1998	28.81	29.06	28.75	28.94
1475	NYSE	ATO	Thu, Mar 26, 1998	28.88	28.94	28.50	28.81
1474	NYSE	ATO	Wed, Mar 25, 1998	29.00	29.31	28.50	28.94
1473	NYSE	ATO	Tue, Mar 24, 1998	29.88	29.88	29.13	29.19
1472	NYSE	ATO	Mon, Mar 23, 1998	28.63	29.94	28.63	29.88
1471	NYSE	ATO	Fri, Mar 20, 1998	28.75	28.81	28.63	28.63
1470	NYSE	ATO	Thu, Mar 19, 1998	29.00	29.00	28.69	28.69
1469	NYSE	ATO	Wed, Mar 18, 1998	28.44	29.00	28.38	28.94
1468	NYSE	ATO	Tue, Mar 17, 1998	28.50	28.69	28.31	28.56
1467	NYSE	ATO	Mon, Mar 16, 1998	28.50	28.94	28.47	28.75
1466	NYSE	ATO	Fri, Mar 13, 1998	29.38	29.38	28.63	28.75
1465	NYSE	ATO	Thu, Mar 12, 1998	29.75	29.81	29.25	29.50
1464	NYSE	ATO	Wed, Mar 11, 1998	29.25	29.94	29.13	29.69
1463	NYSE	ATO	Tue, Mar 10, 1998	29.44	29.50	29.13	29.38
1462	NYSE	ATO	Mon, Mar 9, 1998	29.13	29.75	29.00	29.69
1461	NYSE	ATO	Fri, Mar 6, 1998	29.63	29.75	29.13	29.13
1460	NYSE	ATO	Thu, Mar 5, 1998	30.25	30.25	29.75	29.75
1459	NYSE	ATO	Wed, Mar 4, 1998	29.50	30.31	29.50	30.31
1458	NYSE	ATO	Tue, Mar 3, 1998	29.13	29.50	29.00	29.50
1457	NYSE	ATO	Mon, Mar 2, 1998	28.81	29.38	28.81	29.25
1456	NYSE	ATO	Fri, Feb 27, 1998	29.00	29.00	28.38	28.69
1455	NYSE	ATO	Thu, Feb 26, 1998	28.50	29.13	28.50	29.06
1454	NYSE	ATO	Wed, Feb 25, 1998	28.38	28.50	28.13	28.44
1453	NYSE	ATO	Tue, Feb 24, 1998	28.38	28.63	28.13	28.50
1452	NYSE	ATO	Mon, Feb 23, 1998	28.50	28.63	28.13	28.50
1451	NYSE	ATO	Fri, Feb 20, 1998	28.38	28.88	28.38	28.88
1450	NYSE	ATO	Thu, Feb 19, 1998	28.50	28.56	28.38	28.56
1449	NYSE	ATO	Wed, Feb 18, 1998	28.63	28.75	28.44	28.63
1448	NYSE	ATO	Tue, Feb 17, 1998	28.38	28.75	28.25	28.75
1447	NYSE	ATO	Fri, Feb 13, 1998	27.75	28.25	27.63	28.19
1446	NYSE	ATO	Thu, Feb 12, 1998	27.19	28.13	27.19	27.69
1445	NYSE	ATO	Wed, Feb 11, 1998	27.00	27.19	26.94	27.19
1444	NYSE	ATO	Tue, Feb 10, 1998	26.13	26.44	26.13	26.31
1443	NYSE	ATO	Mon, Feb 9, 1998	26.63	26.75	26.06	26.25
1442	NYSE	ATO	Fri, Feb 6, 1998	26.81	26.94	26.75	26.88
1441	NYSE	ATO	Thu, Feb 5, 1998	27.06	27.25	26.69	26.81
1440	NYSE	ATO	Wed, Feb 4, 1998	27.38	27.63	27.00	27.13
1439	NYSE	ATO	Tue, Feb 3, 1998	27.50	27.69	27.38	27.38
1438	NYSE	ATO	Mon, Feb 2, 1998	28.56	28.56	27.38	27.56
1437	NYSE	ATO	Fri, Jan 30, 1998	27.13	28.50	27.13	28.50
1436	NYSE	ATO	Thu, Jan 29, 1998	27.06	27.25	27.00	27.25
1435	NYSE	ATO	Wed, Jan 28, 1998	26.63	26.88	26.63	26.88
1434	NYSE	ATO	Tue, Jan 27, 1998	26.44	27.00	26.44	26.69
1433	NYSE	ATO	Mon, Jan 26, 1998	27.13	27.19	26.38	26.63
1432	NYSE	ATO	Fri, Jan 23, 1998	27.13	27.31	27.06	27.13
1431	NYSE	ATO	Thu, Jan 22, 1998	27.75	27.81	27.31	27.38
1430	NYSE	ATO	Wed, Jan 21, 1998	28.25	28.31	27.44	27.63
1429	NYSE	ATO	Tue, Jan 20, 1998	28.50	28.50	28.25	28.25
1428	NYSE	ATO	Fri, Jan 16, 1998	28.38	28.63	28.38	28.50
1427	NYSE	ATO	Thu, Jan 15, 1998	28.25	28.50	28.13	28.38
1426	NYSE	ATO	Wed, Jan 14, 1998	28.38	28.50	28.25	28.31
1425	NYSE	ATO	Tue, Jan 13, 1998	28.44	28.56	27.88	28.50
1424	NYSE	ATO	Mon, Jan 12, 1998	27.00	28.63	26.63	28.38
1423	NYSE	ATO	Fri, Jan 9, 1998	28.13	28.13	27.00	27.06
1422	NYSE	ATO	Thu, Jan 8, 1998	28.00	28.38	27.75	28.25
1421	NYSE	ATO	Wed, Jan 7, 1998	28.44	28.81	28.00	28.13
1420	NYSE	ATO	Tue, Jan 6, 1998	28.50	28.63	28.00	28.50
1419	NYSE	ATO	Mon, Jan 5, 1998	28.63	28.63	27.38	28.63
1418	NYSE	ATO	Fri, Jan 2, 1998	29.63	29.63	28.13	28.81
1417	NYSE	ATO	Wed, Dec 31, 1997	30.19	30.25	29.94	30.25
1416	NYSE	ATO	Tue, Dec 30, 1997	29.75	30.50	29.75	30.44
1415	NYSE	ATO	Mon, Dec 29, 1997	28.94	29.69	28.94	29.69
1414	NYSE	ATO	Fri, Dec 26, 1997	28.94	28.94	28.50	28.81
1413	NYSE	ATO	Wed, Dec 24, 1997	29.25	29.25	28.75	28.75
1412	NYSE	ATO	Tue, Dec 23, 1997	29.13	29.25	29.13	29.19
1411	NYSE	ATO	Mon, Dec 22, 1997	28.50	29.38	28.50	29.38
1410	NYSE	ATO	Fri, Dec 19, 1997	27.94	28.56	27.63	28.50
1409	NYSE	ATO	Thu, Dec 18, 1997	27.69	27.75	27.56	27.69
1408	NYSE	ATO	Wed, Dec 17, 1997	27.75	27.88	27.63	27.69
1407	NYSE	ATO	Tue, Dec 16, 1997	27.13	27.88	27.13	27.50
1406	NYSE	ATO	Mon, Dec 15, 1997	27.00	27.13	26.88	27.13
1405	NYSE	ATO	Fri, Dec 12, 1997	26.75	27.19	26.69	27.19
1404	NYSE	ATO	Thu, Dec 11, 1997	26.94	26.94	26.38	26.75
1403	NYSE	ATO	Wed, Dec 10, 1997	27.13	27.19	26.88	26.94
1402	NYSE	ATO	Tue, Dec 9, 1997	27.06	27.19	26.88	27.19
1401	NYSE	ATO	Mon, Dec 8, 1997	26.94	27.06	26.88	27.06
1400	NYSE	ATO	Fri, Dec 5, 1997	26.81	26.94	26.75	26.94
1399	NYSE	ATO	Thu, Dec 4, 1997	26.88	26.88	26.63	26.75
1398	NYSE	ATO	Wed, Dec 3, 1997	26.63	26.94	26.38	26.94
1397	NYSE	ATO	Tue, Dec 2, 1997	26.81	26.81	26.56	26.56
1396	NYSE	ATO	Mon, Dec 1, 1997	26.44	26.94	26.44	26.81
1395	NYSE	ATO	Fri, Nov 28, 1997	26.56	26.63	26.50	26.56
1394	NYSE	ATO	Wed, Nov 26, 1997	26.75	26.75	26.44	26.50
1393	NYSE	ATO	Tue, Nov 25, 1997	26.94	26.94	26.63	26.63
1392	NYSE	ATO	Mon, Nov 24, 1997	26.81	27.00	26.63	26.81
1391	NYSE	ATO	Fri, Nov 21, 1997	27.00	27.00	26.75	26.81
1390	NYSE	ATO	Thu, Nov 20, 1997	26.00	27.13	26.00	27.13
1389	NYSE	ATO	Wed, Nov 19, 1997	25.81	26.44	25.56	26.00
1388	NYSE	ATO	Tue, Nov 18, 1997	25.94	26.06	25.81	25.81
1387	NYSE	ATO	Mon, Nov 17, 1997	25.00	25.88	25.00	25.81
1386	NYSE	ATO	Fri, Nov 14, 1997	24.88	25.19	24.50	25.13
1385	NYSE	ATO	Thu, Nov 13, 1997	25.44	25.44	24.75	24.88
1384	NYSE	ATO	Wed, Nov 12, 1997	25.13	25.31	25.13	25.25
1383	NYSE	ATO	Tue, Nov 11, 1997	24.94	25.31	24.94	25.31
1382	NYSE	ATO	Mon, Nov 10, 1997	25.38	25.50	24.81	24.88
1381	NYSE	ATO	Fri, Nov 7, 1997	25.13	25.13	24.88	25.13
1380	NYSE	ATO	Thu, Nov 6, 1997	25.31	25.31	24.75	25.13
1379	NYSE	ATO	Wed, Nov 5, 1997	25.25	25.31	25.13	25.31
1378	NYSE	ATO	Tue, Nov 4, 1997	25.69	25.69	25.19	25.38
1377	NYSE	ATO	Mon, Nov 3, 1997	25.50	25.81	25.44	25.69
1376	NYSE	ATO	Fri, Oct 31, 1997	25.00	25.25	24.75	25.25
1375	NYSE	ATO	Thu, Oct 30, 1997	25.44	25.50	25.13	25.13
1374	NYSE	ATO	Wed, Oct 29, 1997	25.75	26.00	25.31	25.69
1373	NYSE	ATO	Tue, Oct 28, 1997	24.50	26.13	24.31	26.00
1372	NYSE	ATO	Mon, Oct 27, 1997	24.94	25.25	24.63	24.63
1371	NYSE	ATO	Fri, Oct 24, 1997	24.81	25.19	24.63	25.13
1370	NYSE	ATO	Thu, Oct 23, 1997	25.06	25.31	24.56	24.63
1369	NYSE	ATO	Wed, Oct 22, 1997	25.56	25.69	25.06	25.31
1368	NYSE	ATO	Tue, Oct 21, 1997	25.69	25.69	25.50	25.56
1367	NYSE	ATO	Mon, Oct 20, 1997	24.94	25.56	24.88	25.50
1366	NYSE	ATO	Fri, Oct 17, 1997	24.31	26.19	24.25	24.94
1365	NYSE	ATO	Thu, Oct 16, 1997	24.94	25.00	24.50	24.69
1364	NYSE	ATO	Wed, Oct 15, 1997	25.50	25.69	25.06	25.13
1363	NYSE	ATO	Tue, Oct 14, 1997	25.50	25.75	25.13	25.56
1362	NYSE	ATO	Mon, Oct 13, 1997	25.75	25.75	25.19	25.38
1361	NYSE	ATO	Fri, Oct 10, 1997	25.63	25.94	25.50	25.69
1360	NYSE	ATO	Thu, Oct 9, 1997	25.69	25.75	25.44	25.75
1359	NYSE	ATO	Wed, Oct 8, 1997	25.56	25.75	25.31	25.56
1358	NYSE	ATO	Tue, Oct 7, 1997	25.38	25.75	25.38	25.56
1357	NYSE	ATO	Mon, Oct 6, 1997	25.75	25.75	24.88	25.50
1356	NYSE	ATO	Fri, Oct 3, 1997	25.94	25.94	25.44	25.75
1355	NYSE	ATO	Thu, Oct 2, 1997	25.44	26.00	25.44	25.75
1354	NYSE	ATO	Wed, Oct 1, 1997	25.00	25.94	25.00	25.69
1353	NYSE	ATO	Tue, Sep 30, 1997	25.31	25.38	24.81	24.88
1352	NYSE	ATO	Mon, Sep 29, 1997	25.88	26.75	25.44	25.50
1351	NYSE	ATO	Fri, Sep 26, 1997	25.56	26.00	25.56	25.63
1350	NYSE	ATO	Thu, Sep 25, 1997	25.56	25.94	25.50	25.56
1349	NYSE	ATO	Wed, Sep 24, 1997	25.50	25.63	25.25	25.44
1348	NYSE	ATO	Tue, Sep 23, 1997	24.50	25.50	24.50	25.50
1347	NYSE	ATO	Mon, Sep 22, 1997	25.44	26.13	24.50	24.50
1346	NYSE	ATO	Fri, Sep 19, 1997	25.94	26.31	25.69	25.69
1345	NYSE	ATO	Thu, Sep 18, 1997	27.25	27.44	26.38	26.44
1344	NYSE	ATO	Wed, Sep 17, 1997	27.25	27.50	27.00	27.50
1343	NYSE	ATO	Tue, Sep 16, 1997	26.56	27.25	26.56	27.25
1342	NYSE	ATO	Mon, Sep 15, 1997	26.94	27.06	26.25	26.31
1341	NYSE	ATO	Fri, Sep 12, 1997	27.00	27.06	26.81	27.06
1340	NYSE	ATO	Thu, Sep 11, 1997	27.00	27.00	26.69	27.00
1339	NYSE	ATO	Wed, Sep 10, 1997	26.88	27.06	26.88	26.94
1338	NYSE	ATO	Tue, Sep 9, 1997	26.94	27.19	26.56	27.06
1337	NYSE	ATO	Mon, Sep 8, 1997	25.88	27.00	25.75	26.69
1336	NYSE	ATO	Fri, Sep 5, 1997	26.25	26.31	25.88	26.00
1335	NYSE	ATO	Thu, Sep 4, 1997	27.00	27.00	25.25	25.75
1334	NYSE	ATO	Wed, Sep 3, 1997	27.38	27.38	26.88	27.00
1333	NYSE	ATO	Tue, Sep 2, 1997	27.19	27.88	27.13	27.63
1332	NYSE	ATO	Fri, Aug 29, 1997	27.13	27.25	27.13	27.25
1331	NYSE	ATO	Thu, Aug 28, 1997	27.31	27.94	27.13	27.13
1330	NYSE	ATO	Wed, Aug 27, 1997	27.38	27.50	27.19	27.19
1329	NYSE	ATO	Tue, Aug 26, 1997	26.88	27.44	26.81	27.38
1328	NYSE	ATO	Mon, Aug 25, 1997	26.13	27.38	26.13	27.00
1327	NYSE	ATO	Fri, Aug 22, 1997	26.00	26.25	25.75	26.19
1326	NYSE	ATO	Thu, Aug 21, 1997	26.00	26.25	25.75	25.94
1325	NYSE	ATO	Wed, Aug 20, 1997	26.00	26.25	25.75	26.13
1324	NYSE	ATO	Tue, Aug 19, 1997	25.38	26.19	25.13	26.06
1323	NYSE	ATO	Mon, Aug 18, 1997	25.00	25.38	25.00	25.19
1322	NYSE	ATO	Fri, Aug 15, 1997	25.38	26.25	24.69	24.81
1321	NYSE	ATO	Thu, Aug 14, 1997	24.50	25.13	24.50	25.13
1320	NYSE	ATO	Wed, Aug 13, 1997	24.25	24.50	24.13	24.50
1319	NYSE	ATO	Tue, Aug 12, 1997	24.19	24.31	24.13	24.13
1318	NYSE	ATO	Mon, Aug 11, 1997	24.06	24.13	24.06	24.13
1317	NYSE	ATO	Fri, Aug 8, 1997	24.06	24.25	24.06	24.06
1316	NYSE	ATO	Thu, Aug 7, 1997	24.44	24.44	24.06	24.06
1315	NYSE	ATO	Wed, Aug 6, 1997	24.19	24.44	24.13	24.44
1314	NYSE	ATO	Tue, Aug 5, 1997	24.19	24.38	24.13	24.38
1313	NYSE	ATO	Mon, Aug 4, 1997	24.38	24.38	24.06	24.13
1312	NYSE	ATO	Fri, Aug 1, 1997	24.25	24.38	24.13	24.38
1311	NYSE	ATO	Thu, Jul 31, 1997	24.00	24.19	23.88	24.06
1310	NYSE	ATO	Wed, Jul 30, 1997	24.13	24.25	23.81	24.00
1309	NYSE	ATO	Tue, Jul 29, 1997	24.13	24.38	24.13	24.25
1308	NYSE	ATO	Mon, Jul 28, 1997	24.25	24.38	23.81	24.13
1307	NYSE	ATO	Fri, Jul 25, 1997	24.56	24.56	24.13	24.13
1306	NYSE	ATO	Thu, Jul 24, 1997	24.50	24.63	24.50	24.50
1305	NYSE	ATO	Wed, Jul 23, 1997	24.25	24.56	24.25	24.50
1304	NYSE	ATO	Tue, Jul 22, 1997	24.31	24.44	24.25	24.25
1303	NYSE	ATO	Mon, Jul 21, 1997	24.19	24.31	24.00	24.13
1302	NYSE	ATO	Fri, Jul 18, 1997	24.19	24.50	24.00	24.44
1301	NYSE	ATO	Thu, Jul 17, 1997	24.38	24.44	24.13	24.19
1300	NYSE	ATO	Wed, Jul 16, 1997	24.13	24.63	24.13	24.44
1299	NYSE	ATO	Tue, Jul 15, 1997	24.25	24.25	24.06	24.06
1298	NYSE	ATO	Mon, Jul 14, 1997	24.06	24.25	23.81	24.25
1297	NYSE	ATO	Fri, Jul 11, 1997	23.94	24.50	23.81	24.25
1296	NYSE	ATO	Thu, Jul 10, 1997	23.88	23.94	23.63	23.88
1295	NYSE	ATO	Wed, Jul 9, 1997	24.25	24.25	23.75	23.75
1294	NYSE	ATO	Tue, Jul 8, 1997	24.13	24.13	24.00	24.00
1293	NYSE	ATO	Mon, Jul 7, 1997	23.63	24.13	23.50	24.13
1292	NYSE	ATO	Thu, Jul 3, 1997	23.94	24.13	23.50	23.88
1291	NYSE	ATO	Wed, Jul 2, 1997	24.13	24.25	23.88	23.94
1290	NYSE	ATO	Tue, Jul 1, 1997	24.00	24.38	23.75	23.94
1289	NYSE	ATO	Mon, Jun 30, 1997	23.63	24.25	23.63	24.00
1288	NYSE	ATO	Fri, Jun 27, 1997	23.81	23.88	23.56	23.75
1287	NYSE	ATO	Thu, Jun 26, 1997	24.13	24.25	23.75	23.81
1286	NYSE	ATO	Wed, Jun 25, 1997	24.25	24.25	24.00	24.13
1285	NYSE	ATO	Tue, Jun 24, 1997	24.81	24.81	24.13	24.13
1284	NYSE	ATO	Mon, Jun 23, 1997	24.63	24.88	24.63	24.75
1283	NYSE	ATO	Fri, Jun 20, 1997	24.75	24.75	24.38	24.38
1282	NYSE	ATO	Thu, Jun 19, 1997	24.50	24.75	24.50	24.75
1281	NYSE	ATO	Wed, Jun 18, 1997	24.75	24.75	24.38	24.50
1280	NYSE	ATO	Tue, Jun 17, 1997	24.88	24.88	24.50	24.75
1279	NYSE	ATO	Mon, Jun 16, 1997	24.75	24.88	24.63	24.88
1278	NYSE	ATO	Fri, Jun 13, 1997	24.88	25.00	24.75	24.88
1277	NYSE	ATO	Thu, Jun 12, 1997	25.13	25.13	24.88	25.13
1276	NYSE	ATO	Wed, Jun 11, 1997	25.25	25.50	25.00	25.13
1275	NYSE	ATO	Tue, Jun 10, 1997	24.50	24.88	24.38	24.88
1274	NYSE	ATO	Mon, Jun 9, 1997	24.25	24.50	24.13	24.38
1273	NYSE	ATO	Fri, Jun 6, 1997	23.88	24.00	23.75	23.88
1272	NYSE	ATO	Thu, Jun 5, 1997	23.63	23.88	23.63	23.88
1271	NYSE	ATO	Wed, Jun 4, 1997	23.50	23.63	23.38	23.50
1270	NYSE	ATO	Tue, Jun 3, 1997	23.38	23.63	23.38	23.38
1269	NYSE	ATO	Mon, Jun 2, 1997	23.13	23.38	23.13	23.38
1268	NYSE	ATO	Fri, May 30, 1997	23.25	23.25	23.00	23.13
1267	NYSE	ATO	Thu, May 29, 1997	23.13	23.25	23.13	23.13
1266	NYSE	ATO	Wed, May 28, 1997	23.25	23.25	23.13	23.25
1265	NYSE	ATO	Tue, May 27, 1997	23.00	23.25	23.00	23.25
1264	NYSE	ATO	Fri, May 23, 1997	23.00	23.13	23.00	23.13
1263	NYSE	ATO	Thu, May 22, 1997	22.88	23.13	22.75	23.00
1262	NYSE	ATO	Wed, May 21, 1997	23.38	23.38	22.88	23.00
1261	NYSE	ATO	Tue, May 20, 1997	23.38	23.38	23.00	23.25
1260	NYSE	ATO	Mon, May 19, 1997	22.88	23.50	22.88	23.25
1259	NYSE	ATO	Fri, May 16, 1997	22.75	23.00	22.63	23.00
1258	NYSE	ATO	Thu, May 15, 1997	22.63	22.75	22.50	22.63
1257	NYSE	ATO	Wed, May 14, 1997	22.88	23.00	22.75	22.88
1256	NYSE	ATO	Tue, May 13, 1997	22.88	23.00	22.88	22.88
1255	NYSE	ATO	Mon, May 12, 1997	22.88	23.00	22.75	22.88
1254	NYSE	ATO	Fri, May 9, 1997	23.00	23.13	22.75	22.88
1253	NYSE	ATO	Thu, May 8, 1997	23.13	23.38	23.00	23.00
1252	NYSE	ATO	Wed, May 7, 1997	23.38	23.50	23.25	23.38
1251	NYSE	ATO	Tue, May 6, 1997	23.25	23.63	23.13	23.50
1250	NYSE	ATO	Mon, May 5, 1997	22.88	23.25	22.50	23.13
1249	NYSE	ATO	Fri, May 2, 1997	22.75	22.75	22.50	22.63
1248	NYSE	ATO	Thu, May 1, 1997	22.88	22.88	22.63	22.63
1247	NYSE	ATO	Wed, Apr 30, 1997	23.13	23.38	22.63	22.63
1246	NYSE	ATO	Tue, Apr 29, 1997	23.38	23.50	23.13	23.13
1245	NYSE	ATO	Mon, Apr 28, 1997	23.50	23.63	23.25	23.25
1244	NYSE	ATO	Fri, Apr 25, 1997	23.75	23.75	23.50	23.50
1243	NYSE	ATO	Thu, Apr 24, 1997	23.50	23.88	23.50	23.75
1242	NYSE	ATO	Wed, Apr 23, 1997	24.25	24.25	23.75	23.75
1241	NYSE	ATO	Tue, Apr 22, 1997	24.13	24.13	24.00	24.00
1240	NYSE	ATO	Mon, Apr 21, 1997	23.88	24.25	23.88	24.13
1239	NYSE	ATO	Fri, Apr 18, 1997	24.00	24.13	23.88	24.00
1238	NYSE	ATO	Thu, Apr 17, 1997	23.88	23.88	23.63	23.75
1237	NYSE	ATO	Wed, Apr 16, 1997	23.75	24.25	23.75	24.00
1236	NYSE	ATO	Tue, Apr 15, 1997	24.13	24.25	23.88	23.88
1235	NYSE	ATO	Mon, Apr 14, 1997	24.13	24.25	23.88	24.25
1234	NYSE	ATO	Fri, Apr 11, 1997	24.13	24.13	23.88	23.88
1233	NYSE	ATO	Thu, Apr 10, 1997	24.00	24.13	24.00	24.00
1232	NYSE	ATO	Wed, Apr 9, 1997	23.50	24.25	23.50	24.13
1231	NYSE	ATO	Tue, Apr 8, 1997	23.63	23.75	23.50	23.63
1230	NYSE	ATO	Mon, Apr 7, 1997	23.63	23.75	23.50	23.63
1229	NYSE	ATO	Fri, Apr 4, 1997	24.25	24.25	23.63	23.63
1228	NYSE	ATO	Thu, Apr 3, 1997	24.25	24.38	24.13	24.25
1227	NYSE	ATO	Wed, Apr 2, 1997	24.50	24.50	24.25	24.25
1226	NYSE	ATO	Tue, Apr 1, 1997	25.25	25.25	24.63	24.75
1225	NYSE	ATO	Mon, Mar 31, 1997	25.25	25.38	25.25	25.38
1224	NYSE	ATO	Thu, Mar 27, 1997	25.38	25.63	25.25	25.38
1223	NYSE	ATO	Wed, Mar 26, 1997	26.00	26.00	25.50	25.63
1222	NYSE	ATO	Tue, Mar 25, 1997	25.88	26.00	25.88	25.88
1221	NYSE	ATO	Mon, Mar 24, 1997	26.13	26.13	25.88	26.00
1220	NYSE	ATO	Fri, Mar 21, 1997	25.88	26.25	25.50	26.13
1219	NYSE	ATO	Thu, Mar 20, 1997	25.75	25.88	25.75	25.88
1218	NYSE	ATO	Wed, Mar 19, 1997	25.25	25.88	25.25	25.88
1217	NYSE	ATO	Tue, Mar 18, 1997	25.00	25.63	25.00	25.38
1216	NYSE	ATO	Mon, Mar 17, 1997	24.75	25.25	24.75	25.25
1215	NYSE	ATO	Fri, Mar 14, 1997	24.63	25.00	24.63	25.00
1214	NYSE	ATO	Thu, Mar 13, 1997	24.25	24.63	24.25	24.63
1213	NYSE	ATO	Wed, Mar 12, 1997	24.13	24.38	24.13	24.25
1212	NYSE	ATO	Tue, Mar 11, 1997	24.63	24.63	24.25	24.38
1211	NYSE	ATO	Mon, Mar 10, 1997	24.63	24.63	24.50	24.63
1210	NYSE	ATO	Fri, Mar 7, 1997	24.63	24.88	24.50	24.63
1209	NYSE	ATO	Thu, Mar 6, 1997	24.75	24.75	24.50	24.50
1208	NYSE	ATO	Wed, Mar 5, 1997	24.50	24.75	24.38	24.63
1207	NYSE	ATO	Tue, Mar 4, 1997	24.38	24.50	24.25	24.50
1206	NYSE	ATO	Mon, Mar 3, 1997	24.38	24.38	24.25	24.38
1205	NYSE	ATO	Fri, Feb 28, 1997	24.38	24.50	24.13	24.50
1204	NYSE	ATO	Thu, Feb 27, 1997	24.75	24.75	24.13	24.25
1203	NYSE	ATO	Wed, Feb 26, 1997	23.75	24.75	23.75	24.63
1202	NYSE	ATO	Tue, Feb 25, 1997	24.00	24.13	23.88	24.00
1201	NYSE	ATO	Mon, Feb 24, 1997	23.88	24.00	23.75	24.00
1200	NYSE	ATO	Fri, Feb 21, 1997	23.63	23.88	23.63	23.88
1199	NYSE	ATO	Thu, Feb 20, 1997	24.00	24.00	23.75	23.75
1198	NYSE	ATO	Wed, Feb 19, 1997	23.88	24.00	23.75	24.00
1197	NYSE	ATO	Tue, Feb 18, 1997	23.50	24.00	23.25	23.75
1196	NYSE	ATO	Fri, Feb 14, 1997	23.63	23.63	23.50	23.63
1195	NYSE	ATO	Thu, Feb 13, 1997	23.63	23.63	23.50	23.50
1194	NYSE	ATO	Wed, Feb 12, 1997	23.75	23.88	23.50	23.50
1193	NYSE	ATO	Tue, Feb 11, 1997	23.88	23.88	23.75	23.75
1192	NYSE	ATO	Mon, Feb 10, 1997	24.00	24.00	23.75	23.75
1191	NYSE	ATO	Fri, Feb 7, 1997	23.63	24.00	23.63	24.00
1190	NYSE	ATO	Thu, Feb 6, 1997	23.63	23.63	23.50	23.50
1189	NYSE	ATO	Wed, Feb 5, 1997	23.75	23.75	23.50	23.63
1188	NYSE	ATO	Tue, Feb 4, 1997	23.13	23.75	23.00	23.63
1187	NYSE	ATO	Mon, Feb 3, 1997	22.75	23.25	22.50	22.88
1186	NYSE	ATO	Fri, Jan 31, 1997	22.63	22.88	22.63	22.75
1185	NYSE	ATO	Thu, Jan 30, 1997	22.75	22.88	22.69	22.75
1184	NYSE	ATO	Wed, Jan 29, 1997	23.25	23.25	22.88	22.88
1183	NYSE	ATO	Tue, Jan 28, 1997	23.00	23.25	23.00	23.25
1182	NYSE	ATO	Mon, Jan 27, 1997	22.75	23.00	22.63	23.00
1181	NYSE	ATO	Fri, Jan 24, 1997	22.50	22.63	22.50	22.63
1180	NYSE	ATO	Thu, Jan 23, 1997	22.63	22.75	22.63	22.63
1179	NYSE	ATO	Wed, Jan 22, 1997	22.88	22.88	22.13	22.63
1178	NYSE	ATO	Tue, Jan 21, 1997	23.13	23.25	22.63	22.75
1177	NYSE	ATO	Mon, Jan 20, 1997	23.50	23.63	23.25	23.25
1176	NYSE	ATO	Fri, Jan 17, 1997	22.88	23.38	22.88	23.38
1175	NYSE	ATO	Thu, Jan 16, 1997	22.88	23.25	22.75	23.13
1174	NYSE	ATO	Wed, Jan 15, 1997	23.25	23.38	22.63	22.88
1173	NYSE	ATO	Tue, Jan 14, 1997	23.38	23.38	23.00	23.13
1172	NYSE	ATO	Mon, Jan 13, 1997	23.63	23.63	23.38	23.38
1171	NYSE	ATO	Fri, Jan 10, 1997	23.63	23.63	23.50	23.56
1170	NYSE	ATO	Thu, Jan 9, 1997	23.63	24.00	23.38	23.88
1169	NYSE	ATO	Wed, Jan 8, 1997	23.50	23.50	23.38	23.50
1168	NYSE	ATO	Tue, Jan 7, 1997	23.63	23.63	23.38	23.38
1167	NYSE	ATO	Mon, Jan 6, 1997	23.50	23.63	23.50	23.63
1166	NYSE	ATO	Fri, Jan 3, 1997	23.75	23.75	23.38	23.50
1165	NYSE	ATO	Thu, Jan 2, 1997	24.00	24.00	23.63	23.63
1164	NYSE	ATO	Tue, Dec 31, 1996	23.88	23.88	23.50	23.88
1163	NYSE	ATO	Mon, Dec 30, 1996	23.88	23.88	23.75	23.88
1162	NYSE	ATO	Fri, Dec 27, 1996	23.75	23.88	23.63	23.88
1161	NYSE	ATO	Thu, Dec 26, 1996	23.63	23.88	23.63	23.75
1160	NYSE	ATO	Tue, Dec 24, 1996	23.50	23.63	23.50	23.63
1159	NYSE	ATO	Mon, Dec 23, 1996	23.13	23.50	22.88	23.50
1158	NYSE	ATO	Fri, Dec 20, 1996	23.13	23.38	23.00	23.25
1157	NYSE	ATO	Thu, Dec 19, 1996	23.38	23.50	23.13	23.38
1156	NYSE	ATO	Wed, Dec 18, 1996	23.50	23.63	23.25	23.25
1155	NYSE	ATO	Tue, Dec 17, 1996	23.63	23.75	23.50	23.50
1154	NYSE	ATO	Mon, Dec 16, 1996	23.66	23.75	23.63	23.63
1153	NYSE	ATO	Fri, Dec 13, 1996	23.63	23.88	23.50	23.75
1152	NYSE	ATO	Thu, Dec 12, 1996	23.25	23.63	23.00	23.50
1151	NYSE	ATO	Wed, Dec 11, 1996	22.88	23.00	22.75	23.00
1150	NYSE	ATO	Tue, Dec 10, 1996	22.88	23.13	22.75	23.13
1149	NYSE	ATO	Mon, Dec 9, 1996	22.75	23.00	22.63	22.88
1148	NYSE	ATO	Fri, Dec 6, 1996	23.13	23.13	22.63	22.63
1147	NYSE	ATO	Thu, Dec 5, 1996	23.63	23.63	23.38	23.38
1146	NYSE	ATO	Wed, Dec 4, 1996	24.13	24.25	23.38	23.50
1145	NYSE	ATO	Tue, Dec 3, 1996	24.50	24.50	24.00	24.00
1144	NYSE	ATO	Mon, Dec 2, 1996	24.63	24.63	24.50	24.63
1143	NYSE	ATO	Fri, Nov 29, 1996	24.63	24.63	24.50	24.63
1142	NYSE	ATO	Wed, Nov 27, 1996	23.38	24.75	23.38	24.63
1141	NYSE	ATO	Tue, Nov 26, 1996	23.25	23.63	23.25	23.50
1140	NYSE	ATO	Mon, Nov 25, 1996	22.13	23.25	22.13	23.25
1139	NYSE	ATO	Fri, Nov 22, 1996	22.13	22.13	22.00	22.00
1138	NYSE	ATO	Thu, Nov 21, 1996	22.38	22.38	22.00	22.13
1137	NYSE	ATO	Wed, Nov 20, 1996	22.38	22.50	22.25	22.38
1136	NYSE	ATO	Tue, Nov 19, 1996	22.63	22.75	22.25	22.38
1135	NYSE	ATO	Mon, Nov 18, 1996	22.75	22.75	22.63	22.75
1134	NYSE	ATO	Fri, Nov 15, 1996	22.88	22.88	22.63	22.63
1133	NYSE	ATO	Thu, Nov 14, 1996	22.75	22.88	22.75	22.75
1132	NYSE	ATO	Wed, Nov 13, 1996	22.88	23.00	22.75	22.75
1131	NYSE	ATO	Tue, Nov 12, 1996	23.00	23.00	22.88	22.88
1130	NYSE	ATO	Mon, Nov 11, 1996	23.00	23.00	22.88	23.00
1129	NYSE	ATO	Fri, Nov 8, 1996	23.00	23.00	22.88	22.88
1128	NYSE	ATO	Thu, Nov 7, 1996	23.13	23.13	23.00	23.13
1127	NYSE	ATO	Wed, Nov 6, 1996	23.13	23.13	23.00	23.13
1126	NYSE	ATO	Tue, Nov 5, 1996	23.25	23.25	23.00	23.13
1125	NYSE	ATO	Mon, Nov 4, 1996	23.50	23.50	23.38	23.50
1124	NYSE	ATO	Fri, Nov 1, 1996	23.75	23.88	23.63	23.75
1123	NYSE	ATO	Thu, Oct 31, 1996	23.25	23.75	23.13	23.75
1122	NYSE	ATO	Wed, Oct 30, 1996	23.25	23.25	23.13	23.13
1121	NYSE	ATO	Tue, Oct 29, 1996	22.88	23.25	22.88	23.25
1120	NYSE	ATO	Mon, Oct 28, 1996	23.00	23.25	22.88	22.88
1119	NYSE	ATO	Fri, Oct 25, 1996	23.00	23.13	23.00	23.13
1118	NYSE	ATO	Thu, Oct 24, 1996	22.88	23.13	22.75	23.13
1117	NYSE	ATO	Wed, Oct 23, 1996	22.75	22.88	22.75	22.88
1116	NYSE	ATO	Tue, Oct 22, 1996	23.38	23.38	22.75	22.75
1115	NYSE	ATO	Mon, Oct 21, 1996	23.25	23.63	23.13	23.25
1114	NYSE	ATO	Fri, Oct 18, 1996	23.13	23.63	23.00	23.50
1113	NYSE	ATO	Thu, Oct 17, 1996	22.75	23.13	22.75	23.13
1112	NYSE	ATO	Wed, Oct 16, 1996	23.00	23.13	22.63	22.63
1111	NYSE	ATO	Tue, Oct 15, 1996	23.13	23.25	23.00	23.00
1110	NYSE	ATO	Mon, Oct 14, 1996	23.00	23.13	23.00	23.00
1109	NYSE	ATO	Fri, Oct 11, 1996	23.00	23.13	23.00	23.13
1108	NYSE	ATO	Thu, Oct 10, 1996	23.13	23.25	23.00	23.00
1107	NYSE	ATO	Wed, Oct 9, 1996	23.13	23.25	23.13	23.25
1106	NYSE	ATO	Tue, Oct 8, 1996	23.25	23.38	23.13	23.13
1105	NYSE	ATO	Mon, Oct 7, 1996	23.25	23.38	23.25	23.38
1104	NYSE	ATO	Fri, Oct 4, 1996	23.25	23.38	23.25	23.38
1103	NYSE	ATO	Thu, Oct 3, 1996	23.38	23.38	23.25	23.38
1102	NYSE	ATO	Wed, Oct 2, 1996	23.75	23.75	23.25	23.38
1101	NYSE	ATO	Tue, Oct 1, 1996	23.38	23.75	23.13	23.63
1100	NYSE	ATO	Mon, Sep 30, 1996	23.25	23.38	23.25	23.38
1099	NYSE	ATO	Fri, Sep 27, 1996	23.38	23.38	23.25	23.25
1098	NYSE	ATO	Thu, Sep 26, 1996	23.38	23.38	23.25	23.25
1097	NYSE	ATO	Wed, Sep 25, 1996	23.38	23.38	23.25	23.25
1096	NYSE	ATO	Tue, Sep 24, 1996	23.38	23.38	23.25	23.38
1095	NYSE	ATO	Mon, Sep 23, 1996	23.38	23.38	23.25	23.38
1094	NYSE	ATO	Fri, Sep 20, 1996	23.38	23.50	23.38	23.48
1093	NYSE	ATO	Thu, Sep 19, 1996	23.63	23.75	23.38	23.50
1092	NYSE	ATO	Wed, Sep 18, 1996	23.75	23.75	23.63	23.75
1091	NYSE	ATO	Tue, Sep 17, 1996	23.75	23.88	23.63	23.75
1090	NYSE	ATO	Mon, Sep 16, 1996	23.88	24.00	23.88	24.00
1089	NYSE	ATO	Fri, Sep 13, 1996	24.13	24.13	24.00	24.13
1088	NYSE	ATO	Thu, Sep 12, 1996	23.81	24.13	23.81	24.13
1087	NYSE	ATO	Wed, Sep 11, 1996	23.75	23.88	22.75	23.88
1086	NYSE	ATO	Tue, Sep 10, 1996	23.38	24.00	23.38	23.88
1085	NYSE	ATO	Mon, Sep 9, 1996	23.38	23.38	23.38	23.38
1084	NYSE	ATO	Fri, Sep 6, 1996	23.25	23.50	23.13	23.25
1083	NYSE	ATO	Thu, Sep 5, 1996	23.25	23.25	23.13	23.13
1082	NYSE	ATO	Wed, Sep 4, 1996	23.25	23.38	23.25	23.25
1081	NYSE	ATO	Tue, Sep 3, 1996	22.88	23.38	22.75	23.25
1080	NYSE	ATO	Fri, Aug 30, 1996	22.88	22.88	22.75	22.88
1079	NYSE	ATO	Thu, Aug 29, 1996	22.50	22.88	22.50	22.75
1078	NYSE	ATO	Wed, Aug 28, 1996	22.38	22.50	22.00	22.38
1077	NYSE	ATO	Tue, Aug 27, 1996	22.38	22.38	22.25	22.25
1076	NYSE	ATO	Mon, Aug 26, 1996	22.25	22.63	22.25	22.50
1075	NYSE	ATO	Fri, Aug 23, 1996	22.25	22.38	22.00	22.25
1074	NYSE	ATO	Thu, Aug 22, 1996	22.25	22.38	22.25	22.25
1073	NYSE	ATO	Wed, Aug 21, 1996	22.75	22.75	22.38	22.50
1072	NYSE	ATO	Tue, Aug 20, 1996	22.25	22.75	22.13	22.75
1071	NYSE	ATO	Mon, Aug 19, 1996	22.13	22.25	22.13	22.25
1070	NYSE	ATO	Fri, Aug 16, 1996	22.25	22.25	22.13	22.25
1069	NYSE	ATO	Thu, Aug 15, 1996	22.25	22.25	22.13	22.25
1068	NYSE	ATO	Wed, Aug 14, 1996	22.25	22.25	22.13	22.25
1067	NYSE	ATO	Tue, Aug 13, 1996	22.25	22.25	22.13	22.25
1066	NYSE	ATO	Mon, Aug 12, 1996	22.25	22.25	22.13	22.13
1065	NYSE	ATO	Fri, Aug 9, 1996	23.13	23.25	22.13	22.25
1064	NYSE	ATO	Thu, Aug 8, 1996	23.50	23.50	23.13	23.25
1063	NYSE	ATO	Wed, Aug 7, 1996	23.63	23.75	23.50	23.50
1062	NYSE	ATO	Tue, Aug 6, 1996	23.63	23.63	23.50	23.63
1061	NYSE	ATO	Mon, Aug 5, 1996	23.00	23.63	23.00	23.63
1060	NYSE	ATO	Fri, Aug 2, 1996	23.00	23.00	22.88	22.88
1059	NYSE	ATO	Thu, Aug 1, 1996	21.25	23.13	21.25	22.75
1058	NYSE	ATO	Wed, Jul 31, 1996	21.25	21.38	21.13	21.38
1057	NYSE	ATO	Tue, Jul 30, 1996	20.88	21.38	20.88	21.25
1056	NYSE	ATO	Mon, Jul 29, 1996	21.50	21.50	20.88	21.00
1055	NYSE	ATO	Fri, Jul 26, 1996	21.88	21.88	21.50	21.50
1054	NYSE	ATO	Thu, Jul 25, 1996	21.88	21.88	21.75	21.75
1053	NYSE	ATO	Wed, Jul 24, 1996	21.50	22.00	21.50	21.88
1052	NYSE	ATO	Tue, Jul 23, 1996	22.63	22.63	21.75	21.75
1051	NYSE	ATO	Mon, Jul 22, 1996	25.88	25.88	22.50	22.63
1050	NYSE	ATO	Fri, Jul 19, 1996	26.00	26.00	25.88	25.88
1049	NYSE	ATO	Thu, Jul 18, 1996	26.00	26.00	25.88	25.88
1048	NYSE	ATO	Wed, Jul 17, 1996	25.88	26.13	25.75	25.75
1047	NYSE	ATO	Tue, Jul 16, 1996	26.13	26.13	25.75	26.00
1046	NYSE	ATO	Mon, Jul 15, 1996	26.00	26.13	25.88	26.00
1045	NYSE	ATO	Fri, Jul 12, 1996	26.13	26.13	25.88	26.00
1044	NYSE	ATO	Thu, Jul 11, 1996	26.25	26.25	25.75	25.88
1043	NYSE	ATO	Wed, Jul 10, 1996	26.38	26.50	26.13	26.25
1042	NYSE	ATO	Tue, Jul 9, 1996	26.00	26.50	26.00	26.50
1041	NYSE	ATO	Mon, Jul 8, 1996	25.75	25.88	25.50	25.75
1040	NYSE	ATO	Fri, Jul 5, 1996	26.00	26.00	26.00	26.00
1039	NYSE	ATO	Wed, Jul 3, 1996	27.25	27.25	26.00	26.13
1038	NYSE	ATO	Tue, Jul 2, 1996	29.50	29.50	27.00	27.25
1037	NYSE	ATO	Mon, Jul 1, 1996	30.63	30.63	29.38	29.50
1036	NYSE	ATO	Fri, Jun 28, 1996	28.13	31.00	28.00	30.63
1035	NYSE	ATO	Thu, Jun 27, 1996	27.00	28.00	27.00	28.00
1034	NYSE	ATO	Wed, Jun 26, 1996	26.50	26.88	26.38	26.88
1033	NYSE	ATO	Tue, Jun 25, 1996	26.13	26.50	26.00	26.50
1032	NYSE	ATO	Mon, Jun 24, 1996	25.00	26.13	25.00	26.00
1031	NYSE	ATO	Fri, Jun 21, 1996	25.13	25.25	25.13	25.13
1030	NYSE	ATO	Thu, Jun 20, 1996	24.88	25.00	24.88	24.88
1029	NYSE	ATO	Wed, Jun 19, 1996	25.00	25.00	24.88	24.88
1028	NYSE	ATO	Tue, Jun 18, 1996	24.50	24.88	24.50	24.88
1027	NYSE	ATO	Mon, Jun 17, 1996	24.38	24.63	24.25	24.50
1026	NYSE	ATO	Fri, Jun 14, 1996	24.25	24.63	24.25	24.63
1025	NYSE	ATO	Thu, Jun 13, 1996	24.00	24.50	24.00	24.38
1024	NYSE	ATO	Wed, Jun 12, 1996	24.38	24.50	24.13	24.25
1023	NYSE	ATO	Tue, Jun 11, 1996	23.88	24.25	23.88	24.25
1022	NYSE	ATO	Mon, Jun 10, 1996	23.75	24.00	23.75	23.88
1021	NYSE	ATO	Fri, Jun 7, 1996	23.88	23.88	23.75	23.75
1020	NYSE	ATO	Thu, Jun 6, 1996	23.88	24.13	23.88	23.88
1019	NYSE	ATO	Wed, Jun 5, 1996	24.13	24.13	23.88	24.13
1018	NYSE	ATO	Tue, Jun 4, 1996	24.13	24.25	23.75	23.88
1017	NYSE	ATO	Mon, Jun 3, 1996	24.25	24.25	24.00	24.25
1016	NYSE	ATO	Fri, May 31, 1996	24.25	24.38	24.13	24.13
1015	NYSE	ATO	Thu, May 30, 1996	24.25	24.38	24.13	24.13
1014	NYSE	ATO	Wed, May 29, 1996	24.38	24.50	24.25	24.25
1013	NYSE	ATO	Tue, May 28, 1996	24.25	24.63	24.25	24.50
1012	NYSE	ATO	Fri, May 24, 1996	24.25	24.63	24.25	24.50
1011	NYSE	ATO	Thu, May 23, 1996	24.25	24.38	24.13	24.25
1010	NYSE	ATO	Wed, May 22, 1996	24.50	24.50	24.13	24.38
1009	NYSE	ATO	Tue, May 21, 1996	24.50	24.50	24.25	24.38
1008	NYSE	ATO	Mon, May 20, 1996	24.13	24.50	24.13	24.50
1007	NYSE	ATO	Fri, May 17, 1996	24.50	24.50	24.00	24.25
1006	NYSE	ATO	Thu, May 16, 1996	24.38	24.38	24.25	24.25
1005	NYSE	ATO	Wed, May 15, 1996	24.50	24.63	24.25	24.38
1004	NYSE	ATO	Tue, May 14, 1996	24.63	24.75	24.63	24.63
1003	NYSE	ATO	Mon, May 13, 1996	24.50	24.88	24.50	24.75
1002	NYSE	ATO	Fri, May 10, 1996	24.63	24.75	24.63	24.75
1001	NYSE	ATO	Thu, May 9, 1996	25.00	25.00	24.63	24.75
1000	NYSE	ATO	Wed, May 8, 1996	24.63	25.00	24.50	25.00
999	NYSE	ATO	Tue, May 7, 1996	24.75	25.00	24.75	25.00
998	NYSE	ATO	Mon, May 6, 1996	24.63	24.88	24.63	24.88
997	NYSE	ATO	Fri, May 3, 1996	25.13	25.13	24.63	24.63
996	NYSE	ATO	Thu, May 2, 1996	24.63	25.00	24.63	24.88
995	NYSE	ATO	Wed, May 1, 1996	24.88	25.00	24.63	24.75
994	NYSE	ATO	Tue, Apr 30, 1996	24.50	24.75	24.50	24.75
993	NYSE	ATO	Mon, Apr 29, 1996	24.50	24.75	24.50	24.50
992	NYSE	ATO	Fri, Apr 26, 1996	24.88	24.88	24.50	24.50
991	NYSE	ATO	Thu, Apr 25, 1996	24.75	25.13	24.75	24.88
990	NYSE	ATO	Wed, Apr 24, 1996	25.50	25.50	24.75	24.75
989	NYSE	ATO	Tue, Apr 23, 1996	25.13	25.25	25.00	25.13
988	NYSE	ATO	Mon, Apr 22, 1996	25.25	25.38	24.75	25.25
987	NYSE	ATO	Fri, Apr 19, 1996	25.75	25.88	25.38	25.50
986	NYSE	ATO	Thu, Apr 18, 1996	25.00	26.50	25.00	26.00
985	NYSE	ATO	Wed, Apr 17, 1996	24.75	25.13	24.50	24.88
984	NYSE	ATO	Tue, Apr 16, 1996	24.25	24.88	24.25	24.88
983	NYSE	ATO	Mon, Apr 15, 1996	24.13	24.38	24.13	24.38
982	NYSE	ATO	Fri, Apr 12, 1996	23.50	24.13	23.38	24.00
981	NYSE	ATO	Thu, Apr 11, 1996	23.50	23.63	23.25	23.25
980	NYSE	ATO	Wed, Apr 10, 1996	23.50	23.63	23.38	23.50
979	NYSE	ATO	Tue, Apr 9, 1996	23.25	23.50	23.25	23.25
978	NYSE	ATO	Mon, Apr 8, 1996	23.00	23.38	23.00	23.25
977	NYSE	ATO	Thu, Apr 4, 1996	23.50	23.50	23.25	23.25
976	NYSE	ATO	Wed, Apr 3, 1996	23.00	23.38	23.00	23.38
975	NYSE	ATO	Tue, Apr 2, 1996	23.00	23.13	22.88	23.13
974	NYSE	ATO	Mon, Apr 1, 1996	23.00	23.00	22.75	23.00
973	NYSE	ATO	Fri, Mar 29, 1996	22.88	23.00	22.75	23.00
972	NYSE	ATO	Thu, Mar 28, 1996	22.63	22.88	22.63	22.75
971	NYSE	ATO	Wed, Mar 27, 1996	23.00	23.00	22.75	22.88
970	NYSE	ATO	Tue, Mar 26, 1996	22.75	23.00	22.75	23.00
969	NYSE	ATO	Mon, Mar 25, 1996	22.75	23.00	22.75	23.00
968	NYSE	ATO	Fri, Mar 22, 1996	22.50	22.88	22.50	22.63
967	NYSE	ATO	Thu, Mar 21, 1996	22.38	22.75	22.38	22.75
966	NYSE	ATO	Wed, Mar 20, 1996	22.25	22.50	22.25	22.38
965	NYSE	ATO	Tue, Mar 19, 1996	22.13	22.38	22.13	22.38
964	NYSE	ATO	Mon, Mar 18, 1996	22.25	22.25	22.13	22.25
963	NYSE	ATO	Fri, Mar 15, 1996	22.13	22.25	22.13	22.25
962	NYSE	ATO	Thu, Mar 14, 1996	22.25	22.38	22.13	22.13
961	NYSE	ATO	Wed, Mar 13, 1996	22.50	22.50	22.13	22.38
960	NYSE	ATO	Tue, Mar 12, 1996	22.25	22.50	22.00	22.50
959	NYSE	ATO	Mon, Mar 11, 1996	22.38	22.50	22.13	22.38
958	NYSE	ATO	Fri, Mar 8, 1996	22.50	22.50	22.00	22.13
957	NYSE	ATO	Thu, Mar 7, 1996	22.88	22.88	22.75	22.88
956	NYSE	ATO	Wed, Mar 6, 1996	22.88	22.88	22.75	22.75
955	NYSE	ATO	Tue, Mar 5, 1996	22.63	22.88	22.63	22.88
954	NYSE	ATO	Mon, Mar 4, 1996	22.63	22.63	22.63	22.63
953	NYSE	ATO	Fri, Mar 1, 1996	22.75	22.88	22.63	22.63
952	NYSE	ATO	Thu, Feb 29, 1996	22.63	22.63	22.38	22.63
951	NYSE	ATO	Wed, Feb 28, 1996	22.63	22.88	22.63	22.75
950	NYSE	ATO	Tue, Feb 27, 1996	22.63	22.75	22.50	22.63
949	NYSE	ATO	Mon, Feb 26, 1996	22.63	22.88	22.50	22.88
948	NYSE	ATO	Fri, Feb 23, 1996	22.63	22.88	22.63	22.75
947	NYSE	ATO	Thu, Feb 22, 1996	22.63	22.88	22.50	22.88
946	NYSE	ATO	Wed, Feb 21, 1996	22.63	22.88	22.63	22.75
945	NYSE	ATO	Tue, Feb 20, 1996	22.75	22.88	22.75	22.88
944	NYSE	ATO	Fri, Feb 16, 1996	22.25	22.75	22.25	22.75
943	NYSE	ATO	Thu, Feb 15, 1996	22.38	22.50	22.38	22.38
942	NYSE	ATO	Wed, Feb 14, 1996	22.50	22.63	22.38	22.38
941	NYSE	ATO	Tue, Feb 13, 1996	22.25	22.63	22.13	22.63
940	NYSE	ATO	Mon, Feb 12, 1996	22.00	22.25	22.00	22.25
939	NYSE	ATO	Fri, Feb 9, 1996	21.63	22.00	21.63	22.00
938	NYSE	ATO	Thu, Feb 8, 1996	21.63	21.63	21.50	21.63
937	NYSE	ATO	Wed, Feb 7, 1996	21.75	21.75	21.50	21.50
936	NYSE	ATO	Tue, Feb 6, 1996	21.88	21.88	21.63	21.63
935	NYSE	ATO	Mon, Feb 5, 1996	21.38	21.75	21.38	21.75
934	NYSE	ATO	Fri, Feb 2, 1996	21.25	21.88	21.25	21.63
933	NYSE	ATO	Thu, Feb 1, 1996	21.50	21.63	21.25	21.25
932	NYSE	ATO	Wed, Jan 31, 1996	21.13	21.25	21.00	21.25
931	NYSE	ATO	Tue, Jan 30, 1996	21.25	21.38	21.13	21.13
930	NYSE	ATO	Mon, Jan 29, 1996	21.75	21.75	21.25	21.38
929	NYSE	ATO	Fri, Jan 26, 1996	22.50	22.75	21.63	22.00
928	NYSE	ATO	Thu, Jan 25, 1996	22.75	22.88	22.75	22.75
927	NYSE	ATO	Wed, Jan 24, 1996	22.88	22.88	22.75	22.75
926	NYSE	ATO	Tue, Jan 23, 1996	22.75	22.88	22.75	22.88
925	NYSE	ATO	Mon, Jan 22, 1996	22.75	22.88	22.75	22.75
924	NYSE	ATO	Fri, Jan 19, 1996	22.88	22.88	22.75	22.88
923	NYSE	ATO	Thu, Jan 18, 1996	22.88	22.88	22.63	22.88
922	NYSE	ATO	Wed, Jan 17, 1996	22.88	22.88	22.63	22.88
921	NYSE	ATO	Tue, Jan 16, 1996	22.75	22.88	22.75	22.88
920	NYSE	ATO	Mon, Jan 15, 1996	22.75	22.75	22.63	22.63
919	NYSE	ATO	Fri, Jan 12, 1996	22.63	22.75	22.63	22.63
918	NYSE	ATO	Thu, Jan 11, 1996	22.75	22.88	22.75	22.75
917	NYSE	ATO	Wed, Jan 10, 1996	22.75	23.00	22.63	22.88
916	NYSE	ATO	Tue, Jan 9, 1996	22.88	22.88	22.75	22.88
915	NYSE	ATO	Mon, Jan 8, 1996	22.88	22.88	22.88	22.88
914	NYSE	ATO	Fri, Jan 5, 1996	22.50	22.88	22.50	22.88
913	NYSE	ATO	Thu, Jan 4, 1996	22.75	22.88	22.63	22.75
912	NYSE	ATO	Wed, Jan 3, 1996	22.88	22.88	22.63	22.63
911	NYSE	ATO	Tue, Jan 2, 1996	22.88	22.88	22.63	22.88
910	NYSE	ATO	Fri, Dec 29, 1995	22.75	23.00	22.63	23.00
909	NYSE	ATO	Thu, Dec 28, 1995	22.88	23.00	22.75	23.00
908	NYSE	ATO	Wed, Dec 27, 1995	22.88	22.88	22.63	22.88
907	NYSE	ATO	Tue, Dec 26, 1995	22.75	23.00	22.75	23.00
906	NYSE	ATO	Fri, Dec 22, 1995	22.75	23.00	22.75	23.00
905	NYSE	ATO	Thu, Dec 21, 1995	23.00	23.00	22.88	23.00
904	NYSE	ATO	Wed, Dec 20, 1995	22.88	23.00	22.75	23.00
903	NYSE	ATO	Tue, Dec 19, 1995	22.88	22.88	22.50	22.75
902	NYSE	ATO	Mon, Dec 18, 1995	22.63	22.88	22.63	22.88
901	NYSE	ATO	Fri, Dec 15, 1995	22.63	22.88	22.38	22.63
900	NYSE	ATO	Thu, Dec 14, 1995	22.38	22.63	22.13	22.50
899	NYSE	ATO	Wed, Dec 13, 1995	21.88	22.50	21.75	22.38
898	NYSE	ATO	Tue, Dec 12, 1995	22.00	22.88	22.00	22.13
897	NYSE	ATO	Mon, Dec 11, 1995	21.63	22.00	21.63	21.75
896	NYSE	ATO	Fri, Dec 8, 1995	21.25	21.75	21.25	21.63
895	NYSE	ATO	Thu, Dec 7, 1995	21.25	21.38	21.00	21.38
894	NYSE	ATO	Wed, Dec 6, 1995	21.25	21.63	21.25	21.25
893	NYSE	ATO	Tue, Dec 5, 1995	20.75	21.38	20.75	21.25
892	NYSE	ATO	Mon, Dec 4, 1995	21.00	21.50	21.00	21.00
891	NYSE	ATO	Fri, Dec 1, 1995	20.63	20.88	20.63	20.88
890	NYSE	ATO	Thu, Nov 30, 1995	20.63	20.88	20.50	20.88
889	NYSE	ATO	Wed, Nov 29, 1995	20.38	20.63	20.38	20.63
888	NYSE	ATO	Tue, Nov 28, 1995	20.50	20.63	20.25	20.38
887	NYSE	ATO	Mon, Nov 27, 1995	20.75	20.75	20.38	20.38
886	NYSE	ATO	Fri, Nov 24, 1995	20.63	20.88	20.63	20.88
885	NYSE	ATO	Wed, Nov 22, 1995	20.88	21.00	20.75	20.75
884	NYSE	ATO	Tue, Nov 21, 1995	20.63	21.13	20.63	21.00
883	NYSE	ATO	Mon, Nov 20, 1995	20.25	20.75	20.13	20.63
882	NYSE	ATO	Fri, Nov 17, 1995	19.88	20.25	19.88	20.25
881	NYSE	ATO	Thu, Nov 16, 1995	19.63	20.00	19.63	20.00
880	NYSE	ATO	Wed, Nov 15, 1995	19.50	19.75	19.50	19.75
879	NYSE	ATO	Tue, Nov 14, 1995	19.63	19.63	19.50	19.63
878	NYSE	ATO	Mon, Nov 13, 1995	19.63	19.63	19.38	19.50
877	NYSE	ATO	Fri, Nov 10, 1995	19.88	19.88	19.75	19.75
876	NYSE	ATO	Thu, Nov 9, 1995	20.00	20.13	19.88	20.00
875	NYSE	ATO	Wed, Nov 8, 1995	19.75	20.00	19.75	19.88
874	NYSE	ATO	Tue, Nov 7, 1995	19.75	19.88	19.63	19.88
873	NYSE	ATO	Mon, Nov 6, 1995	18.88	19.63	18.88	19.63
872	NYSE	ATO	Fri, Nov 3, 1995	18.25	19.00	18.25	18.63
871	NYSE	ATO	Thu, Nov 2, 1995	18.25	18.50	18.25	18.38
870	NYSE	ATO	Wed, Nov 1, 1995	18.25	18.50	18.00	18.25
869	NYSE	ATO	Tue, Oct 31, 1995	18.38	18.38	18.25	18.38
868	NYSE	ATO	Mon, Oct 30, 1995	18.25	18.50	18.25	18.38
867	NYSE	ATO	Fri, Oct 27, 1995	18.38	18.38	18.25	18.25
866	NYSE	ATO	Thu, Oct 26, 1995	18.13	18.38	18.13	18.25
865	NYSE	ATO	Wed, Oct 25, 1995	18.50	18.50	18.13	18.38
864	NYSE	ATO	Tue, Oct 24, 1995	18.50	18.63	18.50	18.50
863	NYSE	ATO	Mon, Oct 23, 1995	18.75	18.88	18.50	18.50
862	NYSE	ATO	Fri, Oct 20, 1995	18.88	19.00	18.75	18.88
861	NYSE	ATO	Thu, Oct 19, 1995	19.00	19.00	18.75	19.00
860	NYSE	ATO	Wed, Oct 18, 1995	19.13	19.13	19.00	19.13
859	NYSE	ATO	Tue, Oct 17, 1995	19.13	19.13	18.88	19.13
858	NYSE	ATO	Mon, Oct 16, 1995	19.00	19.13	19.00	19.13
857	NYSE	ATO	Fri, Oct 13, 1995	19.38	19.38	19.13	19.13
856	NYSE	ATO	Thu, Oct 12, 1995	19.13	19.25	19.00	19.25
855	NYSE	ATO	Wed, Oct 11, 1995	19.00	19.13	18.88	19.13
854	NYSE	ATO	Tue, Oct 10, 1995	19.25	19.25	18.88	19.00
853	NYSE	ATO	Mon, Oct 9, 1995	19.38	19.38	19.13	19.13
852	NYSE	ATO	Fri, Oct 6, 1995	19.38	19.38	19.25	19.25
851	NYSE	ATO	Thu, Oct 5, 1995	19.13	19.25	19.13	19.25
850	NYSE	ATO	Wed, Oct 4, 1995	19.38	19.38	19.13	19.13
849	NYSE	ATO	Tue, Oct 3, 1995	19.00	19.25	19.00	19.25
848	NYSE	ATO	Mon, Oct 2, 1995	19.25	19.25	19.13	19.13
847	NYSE	ATO	Fri, Sep 29, 1995	19.25	19.38	19.00	19.38
846	NYSE	ATO	Thu, Sep 28, 1995	19.25	19.25	19.25	19.25
845	NYSE	ATO	Wed, Sep 27, 1995	19.25	19.38	19.25	19.25
844	NYSE	ATO	Tue, Sep 26, 1995	19.50	19.50	19.13	19.50
843	NYSE	ATO	Mon, Sep 25, 1995	19.38	19.50	19.38	19.38
842	NYSE	ATO	Fri, Sep 22, 1995	19.38	19.63	19.38	19.50
841	NYSE	ATO	Thu, Sep 21, 1995	19.50	19.50	19.38	19.38
840	NYSE	ATO	Wed, Sep 20, 1995	19.75	19.75	19.50	19.50
839	NYSE	ATO	Tue, Sep 19, 1995	20.13	20.13	19.88	19.88
838	NYSE	ATO	Mon, Sep 18, 1995	20.50	20.50	20.25	20.25
837	NYSE	ATO	Fri, Sep 15, 1995	20.50	20.63	20.25	20.63
836	NYSE	ATO	Thu, Sep 14, 1995	20.63	20.63	20.50	20.50
835	NYSE	ATO	Wed, Sep 13, 1995	20.00	20.63	20.00	20.63
834	NYSE	ATO	Tue, Sep 12, 1995	20.13	20.13	20.00	20.13
833	NYSE	ATO	Mon, Sep 11, 1995	19.88	20.13	19.88	20.13
832	NYSE	ATO	Fri, Sep 8, 1995	19.88	20.13	19.88	20.13
831	NYSE	ATO	Thu, Sep 7, 1995	20.00	20.00	19.88	20.00
830	NYSE	ATO	Wed, Sep 6, 1995	20.00	20.00	19.88	20.00
829	NYSE	ATO	Tue, Sep 5, 1995	19.88	19.88	19.50	19.88
828	NYSE	ATO	Fri, Sep 1, 1995	20.00	20.00	19.63	19.88
827	NYSE	ATO	Thu, Aug 31, 1995	19.88	19.88	19.75	19.88
826	NYSE	ATO	Wed, Aug 30, 1995	19.75	20.00	19.75	20.00
825	NYSE	ATO	Tue, Aug 29, 1995	19.63	19.88	19.63	19.75
824	NYSE	ATO	Mon, Aug 28, 1995	20.00	20.13	19.88	19.88
823	NYSE	ATO	Fri, Aug 25, 1995	20.13	20.13	19.88	20.00
822	NYSE	ATO	Thu, Aug 24, 1995	20.13	20.13	19.88	20.00
821	NYSE	ATO	Wed, Aug 23, 1995	19.75	20.00	19.75	20.00
820	NYSE	ATO	Tue, Aug 22, 1995	19.88	19.88	19.88	19.88
819	NYSE	ATO	Mon, Aug 21, 1995	19.75	20.00	19.75	20.00
818	NYSE	ATO	Fri, Aug 18, 1995	19.63	19.88	19.63	19.75
817	NYSE	ATO	Thu, Aug 17, 1995	19.88	19.88	19.75	19.75
816	NYSE	ATO	Wed, Aug 16, 1995	19.63	19.88	19.63	19.88
815	NYSE	ATO	Tue, Aug 15, 1995	19.75	19.75	19.63	19.75
814	NYSE	ATO	Mon, Aug 14, 1995	19.50	19.63	19.38	19.63
813	NYSE	ATO	Fri, Aug 11, 1995	19.25	19.38	19.13	19.38
812	NYSE	ATO	Thu, Aug 10, 1995	19.13	19.50	19.13	19.50
811	NYSE	ATO	Wed, Aug 9, 1995	19.50	19.50	19.00	19.13
810	NYSE	ATO	Tue, Aug 8, 1995	19.38	19.38	19.38	19.38
809	NYSE	ATO	Mon, Aug 7, 1995	19.50	19.50	19.25	19.38
808	NYSE	ATO	Fri, Aug 4, 1995	19.50	19.50	19.38	19.38
807	NYSE	ATO	Thu, Aug 3, 1995	19.63	19.63	19.38	19.50
806	NYSE	ATO	Wed, Aug 2, 1995	19.63	19.75	19.50	19.63
805	NYSE	ATO	Tue, Aug 1, 1995	20.13	20.13	19.75	19.88
804	NYSE	ATO	Mon, Jul 31, 1995	20.00	20.13	19.75	20.00
803	NYSE	ATO	Fri, Jul 28, 1995	19.50	20.13	19.50	20.13
802	NYSE	ATO	Thu, Jul 27, 1995	19.75	20.25	19.63	19.63
801	NYSE	ATO	Wed, Jul 26, 1995	19.88	20.00	19.63	19.88
800	NYSE	ATO	Tue, Jul 25, 1995	19.75	19.88	19.75	19.88
799	NYSE	ATO	Mon, Jul 24, 1995	19.38	19.88	19.38	19.88
798	NYSE	ATO	Fri, Jul 21, 1995	19.38	19.50	19.38	19.50
797	NYSE	ATO	Thu, Jul 20, 1995	19.25	19.50	19.13	19.50
796	NYSE	ATO	Wed, Jul 19, 1995	19.25	19.63	19.25	19.50
795	NYSE	ATO	Tue, Jul 18, 1995	19.13	19.38	19.13	19.38
794	NYSE	ATO	Mon, Jul 17, 1995	19.25	19.38	19.13	19.13
793	NYSE	ATO	Fri, Jul 14, 1995	19.63	19.63	19.25	19.25
792	NYSE	ATO	Thu, Jul 13, 1995	20.00	20.00	19.75	19.75
791	NYSE	ATO	Wed, Jul 12, 1995	20.25	20.25	20.13	20.13
790	NYSE	ATO	Tue, Jul 11, 1995	20.25	20.25	20.13	20.25
789	NYSE	ATO	Mon, Jul 10, 1995	20.13	20.25	20.13	20.25
788	NYSE	ATO	Fri, Jul 7, 1995	20.25	20.25	20.13	20.25
787	NYSE	ATO	Thu, Jul 6, 1995	20.13	20.25	20.00	20.25
786	NYSE	ATO	Wed, Jul 5, 1995	20.00	20.25	20.00	20.13
785	NYSE	ATO	Mon, Jul 3, 1995	20.13	20.25	20.13	20.25
784	NYSE	ATO	Fri, Jun 30, 1995	20.13	20.25	20.00	20.25
783	NYSE	ATO	Thu, Jun 29, 1995	20.13	20.25	20.00	20.00
782	NYSE	ATO	Wed, Jun 28, 1995	20.00	20.13	20.00	20.13
781	NYSE	ATO	Tue, Jun 27, 1995	20.00	20.13	20.00	20.00
780	NYSE	ATO	Mon, Jun 26, 1995	20.00	20.13	20.00	20.00
779	NYSE	ATO	Fri, Jun 23, 1995	19.88	20.00	19.75	20.00
778	NYSE	ATO	Thu, Jun 22, 1995	19.63	20.00	19.63	19.88
777	NYSE	ATO	Wed, Jun 21, 1995	20.00	20.00	19.75	20.00
776	NYSE	ATO	Tue, Jun 20, 1995	19.75	20.00	19.75	19.88
775	NYSE	ATO	Mon, Jun 19, 1995	20.00	20.25	20.00	20.00
774	NYSE	ATO	Fri, Jun 16, 1995	20.25	20.25	20.00	20.25
773	NYSE	ATO	Thu, Jun 15, 1995	20.00	20.13	20.00	20.13
772	NYSE	ATO	Wed, Jun 14, 1995	20.00	20.25	20.00	20.25
771	NYSE	ATO	Tue, Jun 13, 1995	20.13	20.25	19.88	20.00
770	NYSE	ATO	Mon, Jun 12, 1995	19.75	20.13	19.63	20.00
769	NYSE	ATO	Fri, Jun 9, 1995	20.13	20.13	19.88	19.88
768	NYSE	ATO	Thu, Jun 8, 1995	20.13	20.13	19.88	20.00
767	NYSE	ATO	Wed, Jun 7, 1995	20.13	20.25	20.00	20.13
766	NYSE	ATO	Tue, Jun 6, 1995	19.50	20.13	19.50	20.00
765	NYSE	ATO	Mon, Jun 5, 1995	19.25	19.50	19.00	19.38
764	NYSE	ATO	Fri, Jun 2, 1995	19.25	19.25	19.13	19.25
763	NYSE	ATO	Thu, Jun 1, 1995	19.25	19.25	19.00	19.13
762	NYSE	ATO	Wed, May 31, 1995	19.13	19.25	19.00	19.25
761	NYSE	ATO	Tue, May 30, 1995	18.88	19.13	18.63	19.13
760	NYSE	ATO	Fri, May 26, 1995	19.00	19.00	18.63	18.75
759	NYSE	ATO	Thu, May 25, 1995	19.13	19.13	18.75	19.00
758	NYSE	ATO	Wed, May 24, 1995	19.25	19.25	19.00	19.00
757	NYSE	ATO	Tue, May 23, 1995	19.13	19.25	19.13	19.25
756	NYSE	ATO	Mon, May 22, 1995	18.88	19.13	18.75	19.13
755	NYSE	ATO	Fri, May 19, 1995	18.88	19.00	18.63	19.00
754	NYSE	ATO	Thu, May 18, 1995	19.13	19.13	18.88	19.00
753	NYSE	ATO	Wed, May 17, 1995	18.88	19.13	18.88	19.13
752	NYSE	ATO	Tue, May 16, 1995	18.63	19.00	18.63	18.88
751	NYSE	ATO	Mon, May 15, 1995	18.13	18.75	18.13	18.50
750	NYSE	ATO	Fri, May 12, 1995	17.88	18.13	17.88	18.13
749	NYSE	ATO	Thu, May 11, 1995	18.00	18.13	17.63	17.75
748	NYSE	ATO	Wed, May 10, 1995	18.13	18.25	17.75	17.75
747	NYSE	ATO	Tue, May 9, 1995	18.13	18.25	17.88	18.00
746	NYSE	ATO	Mon, May 8, 1995	18.25	18.25	17.88	18.00
745	NYSE	ATO	Fri, May 5, 1995	18.50	18.50	18.13	18.50
744	NYSE	ATO	Thu, May 4, 1995	18.75	18.75	18.50	18.50
743	NYSE	ATO	Wed, May 3, 1995	18.75	18.75	18.50	18.50
742	NYSE	ATO	Tue, May 2, 1995	18.75	18.75	18.50	18.75
741	NYSE	ATO	Mon, May 1, 1995	18.75	18.88	18.50	18.50
740	NYSE	ATO	Fri, Apr 28, 1995	18.88	18.88	18.63	18.75
739	NYSE	ATO	Thu, Apr 27, 1995	19.00	19.00	18.75	19.00
738	NYSE	ATO	Wed, Apr 26, 1995	18.88	19.00	18.88	19.00
737	NYSE	ATO	Tue, Apr 25, 1995	18.88	19.00	18.75	19.00
736	NYSE	ATO	Mon, Apr 24, 1995	18.75	18.88	18.50	18.75
735	NYSE	ATO	Fri, Apr 21, 1995	18.38	18.75	18.38	18.50
734	NYSE	ATO	Thu, Apr 20, 1995	18.63	18.75	18.25	18.25
733	NYSE	ATO	Wed, Apr 19, 1995	18.13	18.50	18.13	18.38
732	NYSE	ATO	Tue, Apr 18, 1995	18.13	18.25	18.00	18.13
731	NYSE	ATO	Mon, Apr 17, 1995	18.00	18.13	17.50	17.88
730	NYSE	ATO	Thu, Apr 13, 1995	17.75	18.13	17.75	18.00
729	NYSE	ATO	Wed, Apr 12, 1995	17.88	18.13	17.63	17.88
728	NYSE	ATO	Tue, Apr 11, 1995	17.75	18.00	17.75	18.00
727	NYSE	ATO	Mon, Apr 10, 1995	18.13	18.13	17.75	17.75
726	NYSE	ATO	Fri, Apr 7, 1995	18.00	18.00	17.75	17.88
725	NYSE	ATO	Thu, Apr 6, 1995	18.38	18.38	18.13	18.13
724	NYSE	ATO	Wed, Apr 5, 1995	18.25	18.25	18.13	18.25
723	NYSE	ATO	Tue, Apr 4, 1995	18.38	18.50	18.25	18.25
722	NYSE	ATO	Mon, Apr 3, 1995	18.25	18.25	18.25	18.25
721	NYSE	ATO	Fri, Mar 31, 1995	18.13	18.50	18.13	18.50
720	NYSE	ATO	Thu, Mar 30, 1995	18.38	18.38	18.13	18.13
719	NYSE	ATO	Wed, Mar 29, 1995	18.38	18.38	18.25	18.25
718	NYSE	ATO	Tue, Mar 28, 1995	18.38	18.38	18.25	18.38
717	NYSE	ATO	Mon, Mar 27, 1995	18.13	18.38	18.13	18.38
716	NYSE	ATO	Fri, Mar 24, 1995	18.25	18.38	18.13	18.25
715	NYSE	ATO	Thu, Mar 23, 1995	18.00	18.25	18.00	18.13
714	NYSE	ATO	Wed, Mar 22, 1995	18.00	18.13	18.00	18.00
713	NYSE	ATO	Tue, Mar 21, 1995	18.00	18.13	17.88	18.00
712	NYSE	ATO	Mon, Mar 20, 1995	17.63	17.88	17.63	17.75
711	NYSE	ATO	Fri, Mar 17, 1995	17.75	17.88	17.63	17.63
710	NYSE	ATO	Thu, Mar 16, 1995	17.88	18.00	17.88	18.00
709	NYSE	ATO	Wed, Mar 15, 1995	17.88	18.00	17.75	17.88
708	NYSE	ATO	Tue, Mar 14, 1995	17.75	17.88	17.75	17.88
707	NYSE	ATO	Mon, Mar 13, 1995	17.50	17.63	17.50	17.50
706	NYSE	ATO	Fri, Mar 10, 1995	17.63	17.63	17.50	17.63
705	NYSE	ATO	Thu, Mar 9, 1995	17.50	17.50	17.13	17.50
704	NYSE	ATO	Wed, Mar 8, 1995	18.00	18.25	17.50	17.75
703	NYSE	ATO	Tue, Mar 7, 1995	17.63	18.25	17.63	18.13
702	NYSE	ATO	Mon, Mar 6, 1995	17.75	17.75	17.38	17.75
701	NYSE	ATO	Fri, Mar 3, 1995	18.13	18.25	17.63	17.63
700	NYSE	ATO	Thu, Mar 2, 1995	18.25	18.25	17.63	17.88
699	NYSE	ATO	Wed, Mar 1, 1995	18.00	18.25	18.00	18.25
698	NYSE	ATO	Tue, Feb 28, 1995	18.13	18.13	18.00	18.13
697	NYSE	ATO	Mon, Feb 27, 1995	17.88	18.00	17.88	18.00
696	NYSE	ATO	Fri, Feb 24, 1995	17.75	18.13	17.75	18.13
695	NYSE	ATO	Thu, Feb 23, 1995	17.63	18.13	17.63	18.13
694	NYSE	ATO	Wed, Feb 22, 1995	17.50	17.75	17.50	17.63
693	NYSE	ATO	Tue, Feb 21, 1995	17.38	17.63	17.25	17.63
692	NYSE	ATO	Fri, Feb 17, 1995	17.75	18.00	17.75	17.75
691	NYSE	ATO	Thu, Feb 16, 1995	18.13	18.38	17.88	17.88
690	NYSE	ATO	Wed, Feb 15, 1995	17.63	18.25	17.50	18.25
689	NYSE	ATO	Tue, Feb 14, 1995	17.50	17.50	17.25	17.50
688	NYSE	ATO	Mon, Feb 13, 1995	17.13	17.50	17.13	17.38
687	NYSE	ATO	Fri, Feb 10, 1995	17.13	17.25	17.00	17.25
686	NYSE	ATO	Thu, Feb 9, 1995	17.25	17.25	17.00	17.00
685	NYSE	ATO	Wed, Feb 8, 1995	16.88	17.38	16.75	17.38
684	NYSE	ATO	Tue, Feb 7, 1995	16.88	16.88	16.75	16.75
683	NYSE	ATO	Mon, Feb 6, 1995	16.63	17.00	16.63	17.00
682	NYSE	ATO	Fri, Feb 3, 1995	16.63	16.88	16.50	16.63
681	NYSE	ATO	Thu, Feb 2, 1995	16.50	16.63	16.38	16.50
680	NYSE	ATO	Wed, Feb 1, 1995	16.50	16.63	16.13	16.13
679	NYSE	ATO	Tue, Jan 31, 1995	16.63	16.75	16.38	16.38
678	NYSE	ATO	Mon, Jan 30, 1995	16.63	16.88	16.50	16.63
677	NYSE	ATO	Fri, Jan 27, 1995	16.88	17.00	16.50	16.75
676	NYSE	ATO	Thu, Jan 26, 1995	16.63	16.88	16.50	16.88
675	NYSE	ATO	Wed, Jan 25, 1995	16.38	16.63	16.25	16.50
674	NYSE	ATO	Tue, Jan 24, 1995	16.38	16.50	16.38	16.50
673	NYSE	ATO	Mon, Jan 23, 1995	16.75	16.75	16.50	16.50
672	NYSE	ATO	Fri, Jan 20, 1995	16.50	16.63	16.38	16.63
671	NYSE	ATO	Thu, Jan 19, 1995	16.63	16.63	16.50	16.63
670	NYSE	ATO	Wed, Jan 18, 1995	16.38	16.50	16.38	16.38
669	NYSE	ATO	Tue, Jan 17, 1995	16.50	16.63	16.38	16.63
668	NYSE	ATO	Mon, Jan 16, 1995	16.50	16.50	16.38	16.50
667	NYSE	ATO	Fri, Jan 13, 1995	16.75	16.75	16.38	16.38
666	NYSE	ATO	Thu, Jan 12, 1995	16.50	16.63	16.38	16.50
665	NYSE	ATO	Wed, Jan 11, 1995	16.75	16.75	16.25	16.50
664	NYSE	ATO	Tue, Jan 10, 1995	16.25	16.75	16.25	16.75
663	NYSE	ATO	Mon, Jan 9, 1995	16.63	16.63	16.25	16.25
662	NYSE	ATO	Fri, Jan 6, 1995	16.75	16.88	16.63	16.63
661	NYSE	ATO	Thu, Jan 5, 1995	16.88	17.00	16.50	16.63
660	NYSE	ATO	Wed, Jan 4, 1995	16.88	17.00	16.75	16.88
659	NYSE	ATO	Tue, Jan 3, 1995	16.88	17.00	16.50	16.88
658	NYSE	ATO	Fri, Dec 30, 1994	16.38	17.00	15.88	17.00
657	NYSE	ATO	Thu, Dec 29, 1994	16.63	16.63	16.25	16.63
656	NYSE	ATO	Wed, Dec 28, 1994	16.88	17.00	16.75	16.88
655	NYSE	ATO	Tue, Dec 27, 1994	17.00	17.00	16.88	17.00
654	NYSE	ATO	Fri, Dec 23, 1994	17.38	17.38	17.13	17.25
653	NYSE	ATO	Thu, Dec 22, 1994	17.00	17.25	16.38	17.25
652	NYSE	ATO	Wed, Dec 21, 1994	17.13	17.13	17.00	17.00
651	NYSE	ATO	Tue, Dec 20, 1994	17.38	17.50	16.88	16.88
650	NYSE	ATO	Mon, Dec 19, 1994	17.50	17.63	17.50	17.63
649	NYSE	ATO	Fri, Dec 16, 1994	17.75	17.75	17.50	17.75
648	NYSE	ATO	Thu, Dec 15, 1994	16.63	17.50	16.63	17.50
647	NYSE	ATO	Wed, Dec 14, 1994	16.88	17.00	16.50	16.75
646	NYSE	ATO	Tue, Dec 13, 1994	16.50	16.75	16.50	16.63
645	NYSE	ATO	Mon, Dec 12, 1994	16.50	16.63	16.50	16.50
644	NYSE	ATO	Fri, Dec 9, 1994	16.75	16.75	16.00	16.25
643	NYSE	ATO	Thu, Dec 8, 1994	17.00	17.25	16.50	16.50
642	NYSE	ATO	Wed, Dec 7, 1994	17.13	17.13	17.00	17.13
641	NYSE	ATO	Tue, Dec 6, 1994	17.25	17.38	17.13	17.13
640	NYSE	ATO	Mon, Dec 5, 1994	17.00	17.25	16.75	17.13
639	NYSE	ATO	Fri, Dec 2, 1994	17.25	17.38	17.13	17.25
638	NYSE	ATO	Thu, Dec 1, 1994	17.38	17.50	16.75	17.25
637	NYSE	ATO	Wed, Nov 30, 1994	17.50	17.50	17.13	17.38
636	NYSE	ATO	Tue, Nov 29, 1994	17.38	17.63	17.25	17.63
635	NYSE	ATO	Mon, Nov 28, 1994	17.50	17.50	17.38	17.38
634	NYSE	ATO	Fri, Nov 25, 1994	17.25	17.38	17.13	17.25
633	NYSE	ATO	Wed, Nov 23, 1994	17.00	17.00	16.88	17.00
632	NYSE	ATO	Tue, Nov 22, 1994	17.13	17.13	16.88	16.88
631	NYSE	ATO	Mon, Nov 21, 1994	16.75	17.13	16.63	16.88
630	NYSE	ATO	Fri, Nov 18, 1994	17.13	17.13	16.50	16.75
629	NYSE	ATO	Thu, Nov 17, 1994	17.63	17.63	17.38	17.50
628	NYSE	ATO	Wed, Nov 16, 1994	17.25	17.63	17.13	17.38
627	NYSE	ATO	Tue, Nov 15, 1994	16.88	17.38	16.63	17.13
626	NYSE	ATO	Mon, Nov 14, 1994	16.50	17.25	16.50	16.63
625	NYSE	ATO	Fri, Nov 11, 1994	16.88	16.88	16.50	16.50
624	NYSE	ATO	Thu, Nov 10, 1994	17.13	17.13	16.63	16.63
623	NYSE	ATO	Wed, Nov 9, 1994	17.25	17.25	17.00	17.13
622	NYSE	ATO	Tue, Nov 8, 1994	17.75	17.75	17.13	17.13
621	NYSE	ATO	Mon, Nov 7, 1994	17.88	18.00	17.63	17.75
620	NYSE	ATO	Fri, Nov 4, 1994	17.63	17.88	17.38	17.75
619	NYSE	ATO	Thu, Nov 3, 1994	17.25	17.38	17.25	17.38
618	NYSE	ATO	Wed, Nov 2, 1994	16.88	17.25	16.63	17.00
617	NYSE	ATO	Tue, Nov 1, 1994	16.50	17.00	16.38	16.63
616	NYSE	ATO	Mon, Oct 31, 1994	17.13	17.13	16.25	16.38
615	NYSE	ATO	Fri, Oct 28, 1994	16.88	17.00	16.88	17.00
614	NYSE	ATO	Thu, Oct 27, 1994	17.00	17.00	16.75	16.75
613	NYSE	ATO	Wed, Oct 26, 1994	16.63	16.88	16.38	16.88
612	NYSE	ATO	Tue, Oct 25, 1994	16.63	16.88	16.38	16.88
611	NYSE	ATO	Mon, Oct 24, 1994	16.50	16.75	16.50	16.63
610	NYSE	ATO	Fri, Oct 21, 1994	16.50	16.75	16.25	16.75
609	NYSE	ATO	Thu, Oct 20, 1994	17.00	17.00	16.50	16.75
608	NYSE	ATO	Wed, Oct 19, 1994	17.25	17.25	16.88	17.25
607	NYSE	ATO	Tue, Oct 18, 1994	17.00	17.25	17.00	17.25
606	NYSE	ATO	Mon, Oct 17, 1994	17.00	17.25	16.75	17.25
605	NYSE	ATO	Fri, Oct 14, 1994	17.38	17.38	17.00	17.13
604	NYSE	ATO	Thu, Oct 13, 1994	17.75	17.75	17.38	17.38
603	NYSE	ATO	Wed, Oct 12, 1994	17.50	17.63	17.38	17.50
602	NYSE	ATO	Tue, Oct 11, 1994	17.50	17.88	17.13	17.38
601	NYSE	ATO	Mon, Oct 10, 1994	17.00	17.38	17.00	17.25
600	NYSE	ATO	Fri, Oct 7, 1994	17.38	17.38	17.00	17.00
599	NYSE	ATO	Thu, Oct 6, 1994	17.50	17.63	17.25	17.38
598	NYSE	ATO	Wed, Oct 5, 1994	17.50	17.50	17.25	17.25
597	NYSE	ATO	Tue, Oct 4, 1994	17.88	17.88	17.00	17.25
596	NYSE	ATO	Mon, Oct 3, 1994	17.75	18.00	17.63	17.88
595	NYSE	ATO	Fri, Sep 30, 1994	17.63	18.13	17.50	17.75
594	NYSE	ATO	Thu, Sep 29, 1994	18.25	18.25	17.88	17.88
593	NYSE	ATO	Wed, Sep 28, 1994	18.38	18.50	18.00	18.13
592	NYSE	ATO	Tue, Sep 27, 1994	18.25	18.63	18.25	18.38
591	NYSE	ATO	Mon, Sep 26, 1994	18.38	18.38	18.13	18.38
590	NYSE	ATO	Fri, Sep 23, 1994	18.50	18.63	18.38	18.38
589	NYSE	ATO	Thu, Sep 22, 1994	18.63	18.63	18.38	18.38
588	NYSE	ATO	Wed, Sep 21, 1994	18.50	18.88	18.50	18.75
587	NYSE	ATO	Tue, Sep 20, 1994	18.63	18.88	18.38	18.75
586	NYSE	ATO	Mon, Sep 19, 1994	18.50	18.63	18.38	18.38
585	NYSE	ATO	Fri, Sep 16, 1994	18.25	18.75	18.00	18.50
584	NYSE	ATO	Thu, Sep 15, 1994	17.75	17.75	17.50	17.75
583	NYSE	ATO	Wed, Sep 14, 1994	17.50	17.50	17.13	17.50
582	NYSE	ATO	Tue, Sep 13, 1994	16.88	17.50	16.88	17.50
581	NYSE	ATO	Mon, Sep 12, 1994	16.88	17.13	16.63	17.00
580	NYSE	ATO	Fri, Sep 9, 1994	16.50	16.88	16.50	16.75
579	NYSE	ATO	Thu, Sep 8, 1994	16.88	17.00	16.38	16.50
578	NYSE	ATO	Wed, Sep 7, 1994	16.88	17.13	16.88	17.00
577	NYSE	ATO	Tue, Sep 6, 1994	16.75	16.88	16.50	16.63
576	NYSE	ATO	Fri, Sep 2, 1994	16.75	16.88	16.75	16.75
575	NYSE	ATO	Thu, Sep 1, 1994	17.00	17.00	16.75	16.75
574	NYSE	ATO	Wed, Aug 31, 1994	16.88	17.00	16.75	17.00
573	NYSE	ATO	Tue, Aug 30, 1994	16.50	17.00	16.38	17.00
572	NYSE	ATO	Mon, Aug 29, 1994	16.88	17.00	16.50	16.50
571	NYSE	ATO	Fri, Aug 26, 1994	17.00	17.13	16.75	17.13
570	NYSE	ATO	Thu, Aug 25, 1994	16.88	17.25	16.63	17.00
569	NYSE	ATO	Wed, Aug 24, 1994	17.00	17.25	16.63	16.63
568	NYSE	ATO	Tue, Aug 23, 1994	17.00	17.25	17.00	17.25
567	NYSE	ATO	Mon, Aug 22, 1994	16.63	17.00	16.63	16.88
566	NYSE	ATO	Fri, Aug 19, 1994	16.75	17.00	16.75	16.88
565	NYSE	ATO	Thu, Aug 18, 1994	17.38	17.38	17.00	17.13
564	NYSE	ATO	Wed, Aug 17, 1994	17.31	17.50	17.13	17.38
563	NYSE	ATO	Tue, Aug 16, 1994	17.25	17.38	17.25	17.25
562	NYSE	ATO	Mon, Aug 15, 1994	17.13	17.38	16.75	17.25
561	NYSE	ATO	Fri, Aug 12, 1994	17.50	17.50	17.13	17.25
560	NYSE	ATO	Thu, Aug 11, 1994	17.25	17.50	17.13	17.50
559	NYSE	ATO	Wed, Aug 10, 1994	17.50	17.63	17.25	17.25
558	NYSE	ATO	Tue, Aug 9, 1994	17.63	17.63	17.25	17.50
557	NYSE	ATO	Mon, Aug 8, 1994	17.75	17.75	17.50	17.63
556	NYSE	ATO	Fri, Aug 5, 1994	17.75	17.88	17.63	17.75
555	NYSE	ATO	Thu, Aug 4, 1994	17.75	17.88	17.63	17.75
554	NYSE	ATO	Wed, Aug 3, 1994	17.63	17.75	17.50	17.50
553	NYSE	ATO	Tue, Aug 2, 1994	17.50	17.63	17.50	17.63
552	NYSE	ATO	Mon, Aug 1, 1994	17.75	17.75	17.50	17.50
551	NYSE	ATO	Fri, Jul 29, 1994	17.75	17.88	17.25	17.75
550	NYSE	ATO	Thu, Jul 28, 1994	17.88	17.88	17.63	17.88
549	NYSE	ATO	Wed, Jul 27, 1994	17.88	17.88	17.75	17.88
548	NYSE	ATO	Tue, Jul 26, 1994	18.00	18.13	17.75	18.00
547	NYSE	ATO	Mon, Jul 25, 1994	17.50	17.88	17.50	17.88
546	NYSE	ATO	Fri, Jul 22, 1994	17.75	17.75	17.50	17.50
545	NYSE	ATO	Thu, Jul 21, 1994	18.00	18.13	17.75	18.00
544	NYSE	ATO	Wed, Jul 20, 1994	18.88	18.88	18.13	18.13
543	NYSE	ATO	Tue, Jul 19, 1994	18.88	18.88	18.75	18.75
542	NYSE	ATO	Mon, Jul 18, 1994	18.63	18.75	18.50	18.63
541	NYSE	ATO	Fri, Jul 15, 1994	18.75	18.75	18.63	18.75
540	NYSE	ATO	Thu, Jul 14, 1994	18.75	18.75	18.63	18.63
539	NYSE	ATO	Wed, Jul 13, 1994	18.75	18.75	18.63	18.63
538	NYSE	ATO	Tue, Jul 12, 1994	18.63	18.63	18.50	18.63
537	NYSE	ATO	Mon, Jul 11, 1994	18.63	18.63	18.38	18.63
536	NYSE	ATO	Fri, Jul 8, 1994	18.75	18.75	18.63	18.75
535	NYSE	ATO	Wed, Jul 6, 1994	18.88	18.88	18.75	18.88
534	NYSE	ATO	Tue, Jul 5, 1994	18.25	19.00	18.25	19.00
533	NYSE	ATO	Fri, Jul 1, 1994	18.38	18.38	18.13	18.13
532	NYSE	ATO	Thu, Jun 30, 1994	18.63	18.63	18.13	18.38
531	NYSE	ATO	Wed, Jun 29, 1994	19.00	19.00	18.63	18.75
530	NYSE	ATO	Tue, Jun 28, 1994	19.00	19.13	18.88	19.13
529	NYSE	ATO	Mon, Jun 27, 1994	18.75	19.00	18.75	19.00
528	NYSE	ATO	Fri, Jun 24, 1994	18.63	18.75	18.63	18.75
527	NYSE	ATO	Thu, Jun 23, 1994	18.63	18.75	18.63	18.63
526	NYSE	ATO	Wed, Jun 22, 1994	18.63	18.88	18.63	18.63
525	NYSE	ATO	Tue, Jun 21, 1994	18.75	18.88	18.75	18.75
524	NYSE	ATO	Mon, Jun 20, 1994	18.88	19.00	18.88	18.88
523	NYSE	ATO	Fri, Jun 17, 1994	19.25	19.50	18.88	18.88
522	NYSE	ATO	Thu, Jun 16, 1994	19.38	19.38	18.88	19.00
521	NYSE	ATO	Wed, Jun 15, 1994	18.88	19.38	18.88	19.38
520	NYSE	ATO	Tue, Jun 14, 1994	19.00	19.13	19.00	19.00
519	NYSE	ATO	Mon, Jun 13, 1994	19.13	19.38	19.00	19.00
518	NYSE	ATO	Fri, Jun 10, 1994	19.00	19.25	18.88	19.00
517	NYSE	ATO	Thu, Jun 9, 1994	19.38	19.38	19.00	19.13
516	NYSE	ATO	Wed, Jun 8, 1994	19.13	19.75	19.13	19.25
515	NYSE	ATO	Tue, Jun 7, 1994	19.13	19.25	19.13	19.13
514	NYSE	ATO	Mon, Jun 6, 1994	18.88	19.25	18.88	19.25
513	NYSE	ATO	Fri, Jun 3, 1994	19.00	19.00	18.75	18.75
512	NYSE	ATO	Thu, Jun 2, 1994	18.63	18.88	18.50	18.88
511	NYSE	ATO	Wed, Jun 1, 1994	18.38	18.75	18.38	18.50
510	NYSE	ATO	Tue, May 31, 1994	18.63	18.88	18.50	18.50
509	NYSE	ATO	Fri, May 27, 1994	18.38	18.50	18.13	18.38
508	NYSE	ATO	Thu, May 26, 1994	18.00	18.25	18.00	18.13
507	NYSE	ATO	Wed, May 25, 1994	18.38	18.38	18.00	18.25
506	NYSE	ATO	Tue, May 24, 1994	18.38	18.38	18.25	18.25
505	NYSE	ATO	Mon, May 23, 1994	18.38	18.50	18.25	18.38
504	NYSE	ATO	Fri, May 20, 1994	18.38	18.38	18.25	18.38
503	NYSE	ATO	Thu, May 19, 1994	18.63	18.88	18.38	18.38
502	NYSE	ATO	Wed, May 18, 1994	18.88	19.00	18.75	18.88
501	NYSE	ATO	Tue, May 17, 1994	19.00	19.25	18.88	18.88
500	NYSE	ATO	Mon, May 16, 1994	18.92	18.92	18.83	18.92
499	NYSE	ATO	Fri, May 13, 1994	19.00	19.25	19.00	19.00
498	NYSE	ATO	Thu, May 12, 1994	19.00	19.17	19.00	19.08
497	NYSE	ATO	Wed, May 11, 1994	19.67	19.67	19.08	19.17
496	NYSE	ATO	Tue, May 10, 1994	19.58	19.92	19.50	19.67
495	NYSE	ATO	Mon, May 9, 1994	19.67	19.67	19.50	19.50
494	NYSE	ATO	Fri, May 6, 1994	19.50	19.67	19.42	19.67
493	NYSE	ATO	Thu, May 5, 1994	20.00	20.00	19.67	19.67
492	NYSE	ATO	Wed, May 4, 1994	20.00	20.00	19.83	20.00
491	NYSE	ATO	Tue, May 3, 1994	20.08	20.25	19.92	19.92
490	NYSE	ATO	Mon, May 2, 1994	19.17	20.00	19.17	20.00
489	NYSE	ATO	Fri, Apr 29, 1994	19.25	19.25	19.08	19.17
488	NYSE	ATO	Thu, Apr 28, 1994	19.17	19.33	19.08	19.25
487	NYSE	ATO	Tue, Apr 26, 1994	18.58	19.17	18.58	19.00
486	NYSE	ATO	Mon, Apr 25, 1994	18.83	18.83	18.67	18.75
485	NYSE	ATO	Fri, Apr 22, 1994	18.50	18.83	18.50	18.83
484	NYSE	ATO	Thu, Apr 21, 1994	18.33	18.42	18.17	18.33
483	NYSE	ATO	Wed, Apr 20, 1994	18.00	18.17	18.00	18.17
482	NYSE	ATO	Tue, Apr 19, 1994	18.08	18.08	18.08	18.08
481	NYSE	ATO	Mon, Apr 18, 1994	17.83	18.25	17.67	18.25
480	NYSE	ATO	Fri, Apr 15, 1994	17.50	17.67	17.50	17.67
479	NYSE	ATO	Thu, Apr 14, 1994	17.42	17.42	17.33	17.33
478	NYSE	ATO	Wed, Apr 13, 1994	17.42	17.42	17.17	17.33
477	NYSE	ATO	Tue, Apr 12, 1994	17.42	17.50	17.33	17.42
476	NYSE	ATO	Mon, Apr 11, 1994	17.50	17.50	17.33	17.42
475	NYSE	ATO	Fri, Apr 8, 1994	17.67	17.67	17.50	17.50
474	NYSE	ATO	Thu, Apr 7, 1994	17.75	17.75	17.67	17.67
473	NYSE	ATO	Wed, Apr 6, 1994	17.75	18.00	17.75	17.75
472	NYSE	ATO	Tue, Apr 5, 1994	17.67	17.92	17.58	17.92
471	NYSE	ATO	Mon, Apr 4, 1994	17.75	17.83	17.33	17.67
470	NYSE	ATO	Thu, Mar 31, 1994	18.50	18.50	17.83	17.83
469	NYSE	ATO	Wed, Mar 30, 1994	19.00	19.00	18.50	18.58
468	NYSE	ATO	Tue, Mar 29, 1994	19.25	19.50	19.08	19.17
467	NYSE	ATO	Mon, Mar 28, 1994	19.08	19.33	19.00	19.33
466	NYSE	ATO	Fri, Mar 25, 1994	18.92	19.00	18.92	18.92
465	NYSE	ATO	Thu, Mar 24, 1994	18.92	19.08	18.83	19.08
464	NYSE	ATO	Wed, Mar 23, 1994	19.25	19.25	18.92	19.08
463	NYSE	ATO	Tue, Mar 22, 1994	19.33	19.42	19.33	19.42
462	NYSE	ATO	Mon, Mar 21, 1994	19.50	19.58	19.33	19.33
461	NYSE	ATO	Fri, Mar 18, 1994	19.75	19.75	19.42	19.75
460	NYSE	ATO	Thu, Mar 17, 1994	19.92	19.92	19.67	19.67
459	NYSE	ATO	Wed, Mar 16, 1994	19.92	20.00	19.75	19.75
458	NYSE	ATO	Tue, Mar 15, 1994	20.00	20.00	19.92	20.00
457	NYSE	ATO	Mon, Mar 14, 1994	19.83	20.08	19.83	20.00
456	NYSE	ATO	Fri, Mar 11, 1994	19.67	19.92	19.67	19.92
455	NYSE	ATO	Thu, Mar 10, 1994	19.17	19.83	19.08	19.75
454	NYSE	ATO	Wed, Mar 9, 1994	19.33	19.33	19.17	19.25
453	NYSE	ATO	Tue, Mar 8, 1994	19.67	19.83	19.42	19.42
452	NYSE	ATO	Mon, Mar 7, 1994	19.58	19.92	19.58	19.58
451	NYSE	ATO	Fri, Mar 4, 1994	19.50	19.92	19.50	19.75
450	NYSE	ATO	Thu, Mar 3, 1994	19.50	19.58	19.33	19.33
449	NYSE	ATO	Wed, Mar 2, 1994	19.67	19.67	19.33	19.42
448	NYSE	ATO	Tue, Mar 1, 1994	19.50	19.67	19.33	19.67
447	NYSE	ATO	Mon, Feb 28, 1994	19.50	19.67	19.25	19.67
446	NYSE	ATO	Fri, Feb 25, 1994	19.58	19.58	19.42	19.50
445	NYSE	ATO	Thu, Feb 24, 1994	19.58	19.67	19.50	19.50
444	NYSE	ATO	Wed, Feb 23, 1994	19.25	19.58	19.17	19.58
443	NYSE	ATO	Tue, Feb 22, 1994	19.50	19.50	19.17	19.17
442	NYSE	ATO	Fri, Feb 18, 1994	19.50	19.67	19.42	19.50
441	NYSE	ATO	Thu, Feb 17, 1994	19.42	19.83	19.42	19.58
440	NYSE	ATO	Wed, Feb 16, 1994	19.33	19.33	19.17	19.33
439	NYSE	ATO	Tue, Feb 15, 1994	19.17	19.42	19.17	19.33
438	NYSE	ATO	Mon, Feb 14, 1994	18.83	19.00	18.75	19.00
437	NYSE	ATO	Fri, Feb 11, 1994	18.17	18.83	18.17	18.75
436	NYSE	ATO	Thu, Feb 10, 1994	18.00	18.17	17.75	18.00
435	NYSE	ATO	Wed, Feb 9, 1994	17.83	18.00	17.83	18.00
434	NYSE	ATO	Tue, Feb 8, 1994	18.08	18.08	17.83	17.83
433	NYSE	ATO	Mon, Feb 7, 1994	18.33	18.33	17.83	17.92
432	NYSE	ATO	Fri, Feb 4, 1994	18.92	18.92	18.42	18.50
431	NYSE	ATO	Thu, Feb 3, 1994	19.17	19.17	18.83	18.83
430	NYSE	ATO	Wed, Feb 2, 1994	19.33	19.42	19.00	19.00
429	NYSE	ATO	Tue, Feb 1, 1994	19.67	19.67	19.33	19.50
428	NYSE	ATO	Mon, Jan 31, 1994	19.67	19.67	19.25	19.50
427	NYSE	ATO	Fri, Jan 28, 1994	19.50	19.50	19.33	19.50
426	NYSE	ATO	Thu, Jan 27, 1994	19.25	19.42	19.25	19.33
425	NYSE	ATO	Wed, Jan 26, 1994	18.17	19.00	18.17	19.00
424	NYSE	ATO	Tue, Jan 25, 1994	18.25	18.33	18.17	18.17
423	NYSE	ATO	Mon, Jan 24, 1994	18.33	18.33	18.17	18.25
422	NYSE	ATO	Fri, Jan 21, 1994	18.25	18.33	18.25	18.33
421	NYSE	ATO	Thu, Jan 20, 1994	18.75	18.75	18.17	18.25
420	NYSE	ATO	Wed, Jan 19, 1994	19.00	19.00	18.50	18.67
419	NYSE	ATO	Tue, Jan 18, 1994	18.67	19.00	18.58	19.00
418	NYSE	ATO	Mon, Jan 17, 1994	18.58	18.67	18.50	18.58
417	NYSE	ATO	Fri, Jan 14, 1994	18.50	18.67	18.33	18.50
416	NYSE	ATO	Thu, Jan 13, 1994	18.50	18.50	18.00	18.33
415	NYSE	ATO	Wed, Jan 12, 1994	18.75	18.83	18.42	18.67
414	NYSE	ATO	Tue, Jan 11, 1994	18.50	18.58	18.25	18.58
413	NYSE	ATO	Mon, Jan 10, 1994	19.00	19.17	18.50	18.67
412	NYSE	ATO	Fri, Jan 7, 1994	18.58	18.83	18.42	18.83
411	NYSE	ATO	Thu, Jan 6, 1994	18.83	18.92	18.50	18.75
410	NYSE	ATO	Wed, Jan 5, 1994	18.67	18.83	18.50	18.75
409	NYSE	ATO	Tue, Jan 4, 1994	19.00	19.67	18.83	18.92
408	NYSE	ATO	Mon, Jan 3, 1994	18.42	18.83	18.42	18.83
407	NYSE	ATO	Fri, Dec 31, 1993	18.50	18.50	18.17	18.42
406	NYSE	ATO	Thu, Dec 30, 1993	18.50	18.50	18.17	18.50
405	NYSE	ATO	Wed, Dec 29, 1993	18.33	18.42	18.17	18.33
404	NYSE	ATO	Tue, Dec 28, 1993	17.58	18.08	17.58	18.00
403	NYSE	ATO	Mon, Dec 27, 1993	17.33	17.75	17.25	17.75
402	NYSE	ATO	Thu, Dec 23, 1993	17.08	17.50	17.08	17.50
401	NYSE	ATO	Wed, Dec 22, 1993	17.17	17.17	16.75	16.92
400	NYSE	ATO	Tue, Dec 21, 1993	17.33	17.67	17.08	17.17
399	NYSE	ATO	Mon, Dec 20, 1993	17.83	17.83	17.33	17.42
398	NYSE	ATO	Fri, Dec 17, 1993	17.92	17.92	17.75	17.75
397	NYSE	ATO	Thu, Dec 16, 1993	17.92	17.92	17.75	17.92
396	NYSE	ATO	Wed, Dec 15, 1993	18.00	18.00	17.75	17.92
395	NYSE	ATO	Tue, Dec 14, 1993	17.92	18.00	17.92	17.92
394	NYSE	ATO	Mon, Dec 13, 1993	18.00	18.17	17.92	18.00
393	NYSE	ATO	Fri, Dec 10, 1993	18.08	18.08	17.75	18.00
392	NYSE	ATO	Thu, Dec 9, 1993	18.00	18.00	18.00	18.00
391	NYSE	ATO	Wed, Dec 8, 1993	18.25	18.25	18.00	18.00
390	NYSE	ATO	Tue, Dec 7, 1993	18.08	18.25	18.00	18.08
389	NYSE	ATO	Mon, Dec 6, 1993	18.17	18.25	18.08	18.17
388	NYSE	ATO	Fri, Dec 3, 1993	18.33	18.33	18.17	18.17
387	NYSE	ATO	Thu, Dec 2, 1993	18.33	18.33	18.17	18.33
386	NYSE	ATO	Wed, Dec 1, 1993	18.25	18.33	18.00	18.33
385	NYSE	ATO	Tue, Nov 30, 1993	18.25	18.25	17.83	18.25
384	NYSE	ATO	Mon, Nov 29, 1993	18.17	18.17	17.75	18.08
383	NYSE	ATO	Fri, Nov 26, 1993	18.17	18.25	18.17	18.17
382	NYSE	ATO	Wed, Nov 24, 1993	18.00	18.08	17.92	18.08
381	NYSE	ATO	Tue, Nov 23, 1993	18.33	18.33	17.83	17.83
380	NYSE	ATO	Mon, Nov 22, 1993	18.25	18.25	18.25	18.25
379	NYSE	ATO	Fri, Nov 19, 1993	18.42	18.50	18.25	18.33
378	NYSE	ATO	Thu, Nov 18, 1993	18.17	18.42	18.08	18.25
377	NYSE	ATO	Wed, Nov 17, 1993	18.67	18.75	18.50	18.58
376	NYSE	ATO	Tue, Nov 16, 1993	19.50	19.50	18.83	18.83
375	NYSE	ATO	Mon, Nov 15, 1993	19.67	19.92	19.50	19.50
374	NYSE	ATO	Fri, Nov 12, 1993	20.08	20.08	19.50	19.67
373	NYSE	ATO	Thu, Nov 11, 1993	20.33	20.33	19.92	20.08
372	NYSE	ATO	Wed, Nov 10, 1993	20.75	20.75	20.33	20.33
371	NYSE	ATO	Tue, Nov 9, 1993	20.75	20.75	20.67	20.75
370	NYSE	ATO	Mon, Nov 8, 1993	20.83	21.08	20.67	20.75
369	NYSE	ATO	Fri, Nov 5, 1993	21.08	21.08	20.67	20.92
368	NYSE	ATO	Thu, Nov 4, 1993	21.00	21.17	20.92	20.92
367	NYSE	ATO	Wed, Nov 3, 1993	21.00	21.08	20.92	20.92
366	NYSE	ATO	Tue, Nov 2, 1993	20.75	20.92	20.67	20.92
365	NYSE	ATO	Mon, Nov 1, 1993	20.75	20.75	20.67	20.75
364	NYSE	ATO	Fri, Oct 29, 1993	20.75	20.75	20.67	20.75
363	NYSE	ATO	Thu, Oct 28, 1993	20.75	20.75	20.67	20.75
362	NYSE	ATO	Wed, Oct 27, 1993	20.67	20.75	20.58	20.75
361	NYSE	ATO	Tue, Oct 26, 1993	20.58	20.67	20.50	20.58
360	NYSE	ATO	Mon, Oct 25, 1993	20.50	20.58	20.50	20.58
359	NYSE	ATO	Fri, Oct 22, 1993	20.17	20.50	20.17	20.50
358	NYSE	ATO	Thu, Oct 21, 1993	20.25	20.33	20.08	20.33
357	NYSE	ATO	Wed, Oct 20, 1993	20.00	20.17	20.00	20.08
356	NYSE	ATO	Tue, Oct 19, 1993	20.50	20.50	20.00	20.00
355	NYSE	ATO	Mon, Oct 18, 1993	20.58	20.67	20.25	20.33
354	NYSE	ATO	Fri, Oct 15, 1993	20.67	20.67	20.50	20.58
353	NYSE	ATO	Thu, Oct 14, 1993	20.58	20.67	20.42	20.50
352	NYSE	ATO	Wed, Oct 13, 1993	20.33	20.58	20.33	20.58
351	NYSE	ATO	Tue, Oct 12, 1993	20.50	20.67	20.42	20.42
350	NYSE	ATO	Mon, Oct 11, 1993	20.17	20.33	20.00	20.33
349	NYSE	ATO	Fri, Oct 8, 1993	20.17	20.33	20.17	20.17
348	NYSE	ATO	Thu, Oct 7, 1993	20.00	20.17	20.00	20.17
347	NYSE	ATO	Wed, Oct 6, 1993	20.25	20.25	20.08	20.17
346	NYSE	ATO	Tue, Oct 5, 1993	20.17	20.25	20.00	20.08
345	NYSE	ATO	Mon, Oct 4, 1993	20.33	20.33	20.00	20.17
344	NYSE	ATO	Fri, Oct 1, 1993	20.33	20.50	20.25	20.33
343	NYSE	ATO	Thu, Sep 30, 1993	20.33	20.33	20.17	20.33
342	NYSE	ATO	Wed, Sep 29, 1993	20.25	20.33	20.17	20.33
341	NYSE	ATO	Tue, Sep 28, 1993	20.17	20.25	20.08	20.25
340	NYSE	ATO	Mon, Sep 27, 1993	20.08	20.17	19.75	20.17
339	NYSE	ATO	Fri, Sep 24, 1993	20.00	20.08	19.92	20.08
338	NYSE	ATO	Thu, Sep 23, 1993	20.08	20.08	19.92	19.92
337	NYSE	ATO	Wed, Sep 22, 1993	20.00	20.17	20.00	20.17
336	NYSE	ATO	Tue, Sep 21, 1993	20.00	20.00	19.92	20.00
335	NYSE	ATO	Mon, Sep 20, 1993	20.17	20.17	20.00	20.00
334	NYSE	ATO	Fri, Sep 17, 1993	20.17	20.17	20.00	20.08
333	NYSE	ATO	Thu, Sep 16, 1993	20.08	20.25	20.08	20.17
332	NYSE	ATO	Wed, Sep 15, 1993	20.08	20.17	20.00	20.08
331	NYSE	ATO	Tue, Sep 14, 1993	20.08	20.17	19.92	19.92
330	NYSE	ATO	Mon, Sep 13, 1993	20.00	20.08	20.00	20.08
329	NYSE	ATO	Fri, Sep 10, 1993	20.00	20.17	19.92	20.00
328	NYSE	ATO	Thu, Sep 9, 1993	20.00	20.00	20.00	20.00
327	NYSE	ATO	Wed, Sep 8, 1993	20.08	20.17	20.00	20.00
326	NYSE	ATO	Tue, Sep 7, 1993	20.33	20.33	20.17	20.25
325	NYSE	ATO	Fri, Sep 3, 1993	20.25	20.25	20.17	20.17
324	NYSE	ATO	Thu, Sep 2, 1993	20.25	20.25	20.00	20.25
323	NYSE	ATO	Wed, Sep 1, 1993	20.08	20.17	20.00	20.17
322	NYSE	ATO	Tue, Aug 31, 1993	20.17	20.25	20.08	20.25
321	NYSE	ATO	Mon, Aug 30, 1993	20.00	20.17	20.00	20.17
320	NYSE	ATO	Fri, Aug 27, 1993	20.08	20.08	20.00	20.00
319	NYSE	ATO	Thu, Aug 26, 1993	20.08	20.08	20.00	20.00
318	NYSE	ATO	Wed, Aug 25, 1993	20.17	20.17	19.92	20.08
317	NYSE	ATO	Tue, Aug 24, 1993	20.50	20.50	20.00	20.00
316	NYSE	ATO	Mon, Aug 23, 1993	20.50	20.67	19.92	20.42
315	NYSE	ATO	Fri, Aug 20, 1993	20.50	20.58	20.33	20.42
314	NYSE	ATO	Thu, Aug 19, 1993	20.33	20.58	20.33	20.33
313	NYSE	ATO	Wed, Aug 18, 1993	20.50	20.58	20.50	20.58
312	NYSE	ATO	Tue, Aug 17, 1993	20.58	20.67	20.42	20.50
311	NYSE	ATO	Mon, Aug 16, 1993	20.33	20.67	20.33	20.58
310	NYSE	ATO	Fri, Aug 13, 1993	20.00	20.17	19.92	20.17
309	NYSE	ATO	Thu, Aug 12, 1993	19.92	20.00	19.92	20.00
308	NYSE	ATO	Wed, Aug 11, 1993	19.75	19.92	19.67	19.92
307	NYSE	ATO	Tue, Aug 10, 1993	19.75	19.75	19.58	19.75
306	NYSE	ATO	Mon, Aug 9, 1993	19.67	19.67	19.50	19.58
305	NYSE	ATO	Fri, Aug 6, 1993	19.67	19.67	19.58	19.67
304	NYSE	ATO	Thu, Aug 5, 1993	19.25	19.50	19.25	19.50
303	NYSE	ATO	Wed, Aug 4, 1993	19.50	19.58	19.33	19.42
302	NYSE	ATO	Tue, Aug 3, 1993	19.75	19.75	19.33	19.50
301	NYSE	ATO	Mon, Aug 2, 1993	19.75	19.75	19.67	19.67
300	NYSE	ATO	Fri, Jul 30, 1993	19.67	19.75	19.67	19.75
299	NYSE	ATO	Thu, Jul 29, 1993	19.75	19.75	19.75	19.75
298	NYSE	ATO	Wed, Jul 28, 1993	19.75	19.75	19.67	19.75
297	NYSE	ATO	Tue, Jul 27, 1993	19.17	19.58	19.17	19.50
296	NYSE	ATO	Mon, Jul 26, 1993	19.08	19.17	19.00	19.17
295	NYSE	ATO	Fri, Jul 23, 1993	19.08	19.08	19.00	19.08
294	NYSE	ATO	Thu, Jul 22, 1993	19.00	19.00	18.83	19.00
293	NYSE	ATO	Wed, Jul 21, 1993	18.92	19.00	18.83	18.92
292	NYSE	ATO	Tue, Jul 20, 1993	18.92	19.00	18.83	18.83
291	NYSE	ATO	Mon, Jul 19, 1993	18.92	18.92	18.83	18.92
290	NYSE	ATO	Fri, Jul 16, 1993	19.00	19.00	18.83	18.92
289	NYSE	ATO	Thu, Jul 15, 1993	19.00	19.00	19.00	19.00
288	NYSE	ATO	Wed, Jul 14, 1993	18.92	19.08	18.92	18.92
287	NYSE	ATO	Tue, Jul 13, 1993	19.00	19.08	18.83	18.83
286	NYSE	ATO	Mon, Jul 12, 1993	18.75	19.00	18.75	19.00
285	NYSE	ATO	Fri, Jul 9, 1993	18.92	18.92	18.75	18.92
284	NYSE	ATO	Thu, Jul 8, 1993	18.83	19.00	18.75	18.92
283	NYSE	ATO	Wed, Jul 7, 1993	18.92	18.92	18.67	18.92
282	NYSE	ATO	Tue, Jul 6, 1993	19.00	19.00	18.75	18.92
281	NYSE	ATO	Fri, Jul 2, 1993	19.00	19.00	18.83	19.00
280	NYSE	ATO	Thu, Jul 1, 1993	18.75	18.92	18.75	18.83
279	NYSE	ATO	Wed, Jun 30, 1993	19.08	19.08	18.67	18.75
278	NYSE	ATO	Tue, Jun 29, 1993	18.92	18.92	18.92	18.92
277	NYSE	ATO	Mon, Jun 28, 1993	18.75	18.92	18.67	18.92
276	NYSE	ATO	Fri, Jun 25, 1993	19.00	19.08	18.92	18.92
275	NYSE	ATO	Thu, Jun 24, 1993	19.00	19.00	18.83	18.92
274	NYSE	ATO	Wed, Jun 23, 1993	19.17	19.17	18.83	18.83
273	NYSE	ATO	Tue, Jun 22, 1993	19.00	19.25	19.00	19.17
272	NYSE	ATO	Mon, Jun 21, 1993	19.17	19.17	19.00	19.17
271	NYSE	ATO	Fri, Jun 18, 1993	19.00	19.58	18.83	19.08
270	NYSE	ATO	Thu, Jun 17, 1993	19.00	19.17	18.75	18.92
269	NYSE	ATO	Wed, Jun 16, 1993	19.33	19.33	19.17	19.17
268	NYSE	ATO	Tue, Jun 15, 1993	19.67	19.75	19.33	19.50
267	NYSE	ATO	Mon, Jun 14, 1993	18.67	19.50	18.50	19.50
266	NYSE	ATO	Fri, Jun 11, 1993	18.67	19.00	18.67	18.83
265	NYSE	ATO	Thu, Jun 10, 1993	19.00	19.00	18.50	18.58
264	NYSE	ATO	Wed, Jun 9, 1993	19.08	19.42	18.75	18.75
263	NYSE	ATO	Tue, Jun 8, 1993	19.00	19.17	18.67	19.08
262	NYSE	ATO	Mon, Jun 7, 1993	19.08	19.08	18.67	18.92
261	NYSE	ATO	Fri, Jun 4, 1993	19.25	19.50	19.00	19.00
260	NYSE	ATO	Thu, Jun 3, 1993	18.83	19.33	18.83	19.25
259	NYSE	ATO	Wed, Jun 2, 1993	18.50	18.83	18.50	18.83
258	NYSE	ATO	Tue, Jun 1, 1993	18.67	18.67	18.67	18.67
257	NYSE	ATO	Fri, May 28, 1993	18.75	18.75	18.67	18.67
256	NYSE	ATO	Thu, May 27, 1993	18.67	18.83	18.67	18.75
255	NYSE	ATO	Wed, May 26, 1993	18.75	18.83	18.50	18.67
254	NYSE	ATO	Tue, May 25, 1993	18.92	19.00	18.75	18.83
253	NYSE	ATO	Mon, May 24, 1993	19.33	19.33	18.83	18.92
252	NYSE	ATO	Fri, May 21, 1993	18.83	19.50	18.83	19.33
251	NYSE	ATO	Thu, May 20, 1993	19.00	19.17	18.50	18.67
250	NYSE	ATO	Wed, May 19, 1993	18.92	19.17	18.75	18.83
249	NYSE	ATO	Tue, May 18, 1993	18.50	19.33	18.50	19.00
248	NYSE	ATO	Mon, May 17, 1993	18.67	18.83	18.42	18.67
247	NYSE	ATO	Fri, May 14, 1993	18.58	18.75	18.50	18.58
246	NYSE	ATO	Thu, May 13, 1993	18.92	18.92	18.33	18.42
245	NYSE	ATO	Wed, May 12, 1993	19.08	19.33	18.75	18.92
244	NYSE	ATO	Tue, May 11, 1993	18.83	19.33	18.75	19.17
243	NYSE	ATO	Mon, May 10, 1993	18.58	18.92	18.50	18.75
242	NYSE	ATO	Fri, May 7, 1993	18.33	18.50	18.25	18.33
241	NYSE	ATO	Thu, May 6, 1993	18.00	18.50	18.00	18.42
240	NYSE	ATO	Wed, May 5, 1993	17.83	18.25	17.83	18.08
239	NYSE	ATO	Tue, May 4, 1993	17.83	18.00	17.75	17.75
238	NYSE	ATO	Mon, May 3, 1993	18.00	18.33	17.92	18.00
237	NYSE	ATO	Fri, Apr 30, 1993	17.92	18.00	17.83	18.00
236	NYSE	ATO	Thu, Apr 29, 1993	17.92	17.92	17.75	17.75
235	NYSE	ATO	Wed, Apr 28, 1993	17.42	17.83	17.42	17.75
234	NYSE	ATO	Tue, Apr 27, 1993	17.50	17.58	17.33	17.58
233	NYSE	ATO	Mon, Apr 26, 1993	17.33	17.58	17.33	17.42
232	NYSE	ATO	Fri, Apr 23, 1993	17.08	17.58	17.08	17.33
231	NYSE	ATO	Thu, Apr 22, 1993	17.25	17.42	17.08	17.08
230	NYSE	ATO	Wed, Apr 21, 1993	17.33	17.67	17.33	17.42
229	NYSE	ATO	Tue, Apr 20, 1993	17.08	17.50	16.92	17.33
228	NYSE	ATO	Mon, Apr 19, 1993	17.83	17.92	17.08	17.25
227	NYSE	ATO	Fri, Apr 16, 1993	17.83	18.00	17.75	18.00
226	NYSE	ATO	Thu, Apr 15, 1993	17.92	18.00	17.83	18.00
225	NYSE	ATO	Wed, Apr 14, 1993	17.75	18.00	17.75	18.00
224	NYSE	ATO	Tue, Apr 13, 1993	17.00	17.83	17.00	17.83
223	NYSE	ATO	Mon, Apr 12, 1993	17.00	17.33	16.83	17.17
222	NYSE	ATO	Thu, Apr 8, 1993	17.00	17.00	16.75	16.92
221	NYSE	ATO	Wed, Apr 7, 1993	17.08	17.08	16.83	17.08
220	NYSE	ATO	Tue, Apr 6, 1993	16.92	17.08	16.75	17.00
219	NYSE	ATO	Mon, Apr 5, 1993	16.75	17.00	16.75	16.75
218	NYSE	ATO	Fri, Apr 2, 1993	16.75	17.00	16.25	16.92
217	NYSE	ATO	Thu, Apr 1, 1993	16.67	16.92	16.67	16.92
216	NYSE	ATO	Wed, Mar 31, 1993	17.17	17.17	16.50	16.58
215	NYSE	ATO	Tue, Mar 30, 1993	17.58	17.75	17.00	17.00
214	NYSE	ATO	Mon, Mar 29, 1993	17.75	17.75	17.58	17.75
213	NYSE	ATO	Fri, Mar 26, 1993	17.75	17.83	17.75	17.75
212	NYSE	ATO	Thu, Mar 25, 1993	17.58	17.83	17.58	17.67
211	NYSE	ATO	Wed, Mar 24, 1993	17.75	17.75	17.58	17.67
210	NYSE	ATO	Tue, Mar 23, 1993	17.42	17.58	17.42	17.58
209	NYSE	ATO	Mon, Mar 22, 1993	17.67	17.67	17.50	17.50
208	NYSE	ATO	Fri, Mar 19, 1993	17.67	17.67	17.50	17.50
207	NYSE	ATO	Thu, Mar 18, 1993	17.17	17.67	17.17	17.67
206	NYSE	ATO	Wed, Mar 17, 1993	17.58	17.58	17.33	17.33
205	NYSE	ATO	Tue, Mar 16, 1993	17.58	17.58	17.42	17.50
204	NYSE	ATO	Mon, Mar 15, 1993	17.58	17.67	17.33	17.50
203	NYSE	ATO	Fri, Mar 12, 1993	17.17	17.42	17.17	17.33
202	NYSE	ATO	Thu, Mar 11, 1993	17.00	17.50	16.83	17.33
201	NYSE	ATO	Wed, Mar 10, 1993	16.75	16.92	16.75	16.83
200	NYSE	ATO	Tue, Mar 9, 1993	17.00	17.00	16.83	16.83
199	NYSE	ATO	Mon, Mar 8, 1993	16.75	17.00	16.75	17.00
198	NYSE	ATO	Fri, Mar 5, 1993	16.75	16.83	16.75	16.75
197	NYSE	ATO	Thu, Mar 4, 1993	16.67	16.83	16.58	16.75
196	NYSE	ATO	Wed, Mar 3, 1993	16.75	16.75	16.08	16.75
195	NYSE	ATO	Tue, Mar 2, 1993	16.75	16.83	16.67	16.75
194	NYSE	ATO	Mon, Mar 1, 1993	16.58	16.83	16.42	16.42
193	NYSE	ATO	Fri, Feb 26, 1993	16.67	16.83	16.50	16.75
192	NYSE	ATO	Thu, Feb 25, 1993	16.75	16.75	16.58	16.75
191	NYSE	ATO	Wed, Feb 24, 1993	16.83	17.17	16.67	16.75
190	NYSE	ATO	Tue, Feb 23, 1993	16.92	17.25	16.83	17.00
189	NYSE	ATO	Mon, Feb 22, 1993	16.83	17.08	16.50	17.00
188	NYSE	ATO	Fri, Feb 19, 1993	16.33	16.92	16.33	16.83
187	NYSE	ATO	Thu, Feb 18, 1993	16.33	16.42	16.17	16.42
186	NYSE	ATO	Wed, Feb 17, 1993	16.33	16.33	16.17	16.33
185	NYSE	ATO	Tue, Feb 16, 1993	16.25	16.42	16.00	16.42
184	NYSE	ATO	Fri, Feb 12, 1993	16.08	16.42	16.08	16.33
183	NYSE	ATO	Thu, Feb 11, 1993	16.33	16.33	16.08	16.33
182	NYSE	ATO	Wed, Feb 10, 1993	16.17	16.17	16.17	16.17
181	NYSE	ATO	Tue, Feb 9, 1993	15.75	16.00	15.67	16.00
180	NYSE	ATO	Mon, Feb 8, 1993	15.83	16.00	15.83	15.83
179	NYSE	ATO	Fri, Feb 5, 1993	16.17	16.17	15.92	15.92
178	NYSE	ATO	Thu, Feb 4, 1993	15.92	16.08	15.92	16.08
177	NYSE	ATO	Wed, Feb 3, 1993	15.58	15.83	15.50	15.67
176	NYSE	ATO	Tue, Feb 2, 1993	15.42	15.50	15.42	15.42
175	NYSE	ATO	Mon, Feb 1, 1993	15.58	15.58	15.33	15.50
174	NYSE	ATO	Fri, Jan 29, 1993	15.33	15.58	15.33	15.58
173	NYSE	ATO	Thu, Jan 28, 1993	15.25	15.33	15.25	15.33
172	NYSE	ATO	Wed, Jan 27, 1993	15.58	15.67	15.25	15.42
171	NYSE	ATO	Tue, Jan 26, 1993	15.42	15.58	15.42	15.58
170	NYSE	ATO	Mon, Jan 25, 1993	15.58	15.58	15.25	15.50
169	NYSE	ATO	Fri, Jan 22, 1993	15.75	15.75	15.58	15.67
168	NYSE	ATO	Thu, Jan 21, 1993	15.58	15.67	15.50	15.67
167	NYSE	ATO	Wed, Jan 20, 1993	15.58	15.58	15.50	15.58
166	NYSE	ATO	Tue, Jan 19, 1993	15.50	15.67	15.50	15.58
165	NYSE	ATO	Mon, Jan 18, 1993	15.58	15.58	15.50	15.50
164	NYSE	ATO	Fri, Jan 15, 1993	15.58	15.67	15.50	15.58
163	NYSE	ATO	Thu, Jan 14, 1993	15.58	15.67	15.50	15.67
162	NYSE	ATO	Wed, Jan 13, 1993	15.67	15.67	15.50	15.67
161	NYSE	ATO	Tue, Jan 12, 1993	15.42	15.67	15.33	15.67
160	NYSE	ATO	Mon, Jan 11, 1993	15.25	15.50	15.25	15.42
159	NYSE	ATO	Fri, Jan 8, 1993	15.33	15.42	15.17	15.25
158	NYSE	ATO	Thu, Jan 7, 1993	15.58	15.58	15.33	15.33
157	NYSE	ATO	Wed, Jan 6, 1993	15.42	15.58	15.42	15.58
156	NYSE	ATO	Tue, Jan 5, 1993	15.75	15.75	15.50	15.50
155	NYSE	ATO	Mon, Jan 4, 1993	15.67	15.75	15.50	15.67
154	NYSE	ATO	Thu, Dec 31, 1992	15.50	15.67	15.50	15.67
153	NYSE	ATO	Wed, Dec 30, 1992	15.50	15.58	15.42	15.58
152	NYSE	ATO	Tue, Dec 29, 1992	15.58	15.67	15.50	15.58
151	NYSE	ATO	Mon, Dec 28, 1992	15.67	15.67	15.58	15.58
150	NYSE	ATO	Thu, Dec 24, 1992	15.83	15.83	15.50	15.50
149	NYSE	ATO	Wed, Dec 23, 1992	15.92	15.92	15.67	15.75
148	NYSE	ATO	Tue, Dec 22, 1992	15.75	15.92	15.75	15.83
147	NYSE	ATO	Mon, Dec 21, 1992	15.58	15.83	15.58	15.75
146	NYSE	ATO	Fri, Dec 18, 1992	15.17	15.50	15.17	15.50
145	NYSE	ATO	Thu, Dec 17, 1992	15.08	15.25	15.08	15.17
144	NYSE	ATO	Wed, Dec 16, 1992	15.08	15.17	15.00	15.17
143	NYSE	ATO	Tue, Dec 15, 1992	15.00	15.08	14.92	15.00
142	NYSE	ATO	Mon, Dec 14, 1992	15.08	15.08	14.75	14.92
141	NYSE	ATO	Fri, Dec 11, 1992	15.17	15.17	14.92	15.08
140	NYSE	ATO	Thu, Dec 10, 1992	15.00	15.17	15.00	15.08
139	NYSE	ATO	Wed, Dec 9, 1992	14.67	14.92	14.67	14.92
138	NYSE	ATO	Tue, Dec 8, 1992	14.83	14.83	13.58	14.50
137	NYSE	ATO	Mon, Dec 7, 1992	15.17	15.17	14.92	14.92
136	NYSE	ATO	Fri, Dec 4, 1992	15.33	15.33	15.25	15.25
135	NYSE	ATO	Thu, Dec 3, 1992	15.17	15.33	15.17	15.33
134	NYSE	ATO	Wed, Dec 2, 1992	15.42	15.50	15.17	15.25
133	NYSE	ATO	Tue, Dec 1, 1992	15.42	15.58	15.42	15.58
132	NYSE	ATO	Mon, Nov 30, 1992	15.42	15.67	15.42	15.50
131	NYSE	ATO	Fri, Nov 27, 1992	15.67	15.67	15.50	15.50
130	NYSE	ATO	Wed, Nov 25, 1992	15.25	15.67	15.25	15.67
129	NYSE	ATO	Tue, Nov 24, 1992	15.17	15.33	15.00	15.25
128	NYSE	ATO	Mon, Nov 23, 1992	15.17	15.25	15.17	15.25
127	NYSE	ATO	Fri, Nov 20, 1992	15.33	15.33	15.17	15.25
126	NYSE	ATO	Thu, Nov 19, 1992	15.25	15.25	15.17	15.25
125	NYSE	ATO	Wed, Nov 18, 1992	15.42	15.50	15.42	15.50
124	NYSE	ATO	Tue, Nov 17, 1992	15.17	15.33	15.17	15.33
123	NYSE	ATO	Mon, Nov 16, 1992	15.50	15.50	15.17	15.17
122	NYSE	ATO	Fri, Nov 13, 1992	15.33	15.50	15.33	15.50
121	NYSE	ATO	Thu, Nov 12, 1992	15.42	15.50	15.42	15.50
120	NYSE	ATO	Wed, Nov 11, 1992	15.33	15.50	15.33	15.42
119	NYSE	ATO	Tue, Nov 10, 1992	15.33	15.50	15.25	15.33
118	NYSE	ATO	Mon, Nov 9, 1992	15.50	15.50	15.33	15.33
117	NYSE	ATO	Fri, Nov 6, 1992	15.75	15.75	15.50	15.58
116	NYSE	ATO	Thu, Nov 5, 1992	15.08	15.83	15.08	15.83
115	NYSE	ATO	Wed, Nov 4, 1992	15.00	15.17	14.92	15.17
114	NYSE	ATO	Tue, Nov 3, 1992	14.83	15.08	14.83	15.00
113	NYSE	ATO	Mon, Nov 2, 1992	14.92	15.00	14.92	15.00
112	NYSE	ATO	Fri, Oct 30, 1992	14.92	14.92	14.83	14.83
111	NYSE	ATO	Thu, Oct 29, 1992	14.92	14.92	14.83	14.83
110	NYSE	ATO	Wed, Oct 28, 1992	14.92	14.92	14.92	14.92
109	NYSE	ATO	Tue, Oct 27, 1992	14.92	14.92	14.83	14.83
108	NYSE	ATO	Mon, Oct 26, 1992	15.00	15.00	14.83	14.92
107	NYSE	ATO	Fri, Oct 23, 1992	14.92	14.92	14.83	14.83
106	NYSE	ATO	Thu, Oct 22, 1992	15.00	15.00	14.83	14.83
105	NYSE	ATO	Wed, Oct 21, 1992	15.33	15.42	15.00	15.17
104	NYSE	ATO	Tue, Oct 20, 1992	15.00	15.25	15.00	15.25
103	NYSE	ATO	Mon, Oct 19, 1992	14.92	15.08	14.83	14.83
102	NYSE	ATO	Fri, Oct 16, 1992	14.75	14.92	14.67	14.92
101	NYSE	ATO	Thu, Oct 15, 1992	14.92	14.92	14.75	14.92
100	NYSE	ATO	Wed, Oct 14, 1992	14.92	14.92	14.75	14.75
99	NYSE	ATO	Tue, Oct 13, 1992	14.83	15.00	14.67	14.75
98	NYSE	ATO	Mon, Oct 12, 1992	14.67	14.67	14.58	14.67
97	NYSE	ATO	Fri, Oct 9, 1992	14.67	14.75	14.67	14.75
96	NYSE	ATO	Thu, Oct 8, 1992	14.50	14.50	14.50	14.50
95	NYSE	ATO	Wed, Oct 7, 1992	14.50	14.67	14.42	14.67
94	NYSE	ATO	Tue, Oct 6, 1992	14.58	14.58	14.50	14.58
93	NYSE	ATO	Mon, Oct 5, 1992	14.67	14.67	14.50	14.50
92	NYSE	ATO	Fri, Oct 2, 1992	14.83	14.83	14.83	14.83
91	NYSE	ATO	Thu, Oct 1, 1992	14.92	15.00	14.83	14.83
90	NYSE	ATO	Wed, Sep 30, 1992	14.92	14.92	14.67	14.92
89	NYSE	ATO	Tue, Sep 29, 1992	14.92	14.92	14.67	14.83
88	NYSE	ATO	Mon, Sep 28, 1992	14.92	14.92	14.83	14.83
87	NYSE	ATO	Fri, Sep 25, 1992	14.92	14.92	14.75	14.92
86	NYSE	ATO	Thu, Sep 24, 1992	14.67	14.92	14.67	14.75
85	NYSE	ATO	Wed, Sep 23, 1992	14.75	14.83	14.75	14.75
84	NYSE	ATO	Tue, Sep 22, 1992	14.75	14.75	14.58	14.75
83	NYSE	ATO	Mon, Sep 21, 1992	15.00	15.17	14.92	14.92
82	NYSE	ATO	Fri, Sep 18, 1992	14.83	15.08	14.83	15.00
81	NYSE	ATO	Thu, Sep 17, 1992	14.83	14.83	14.67	14.67
80	NYSE	ATO	Wed, Sep 16, 1992	15.08	15.25	14.83	14.83
79	NYSE	ATO	Tue, Sep 15, 1992	15.00	15.17	15.00	15.17
78	NYSE	ATO	Mon, Sep 14, 1992	14.83	15.25	14.83	15.08
77	NYSE	ATO	Fri, Sep 11, 1992	15.17	15.17	14.92	15.00
76	NYSE	ATO	Thu, Sep 10, 1992	15.25	15.25	15.00	15.00
75	NYSE	ATO	Wed, Sep 9, 1992	15.08	15.17	15.08	15.17
74	NYSE	ATO	Tue, Sep 8, 1992	15.08	15.08	15.08	15.08
73	NYSE	ATO	Fri, Sep 4, 1992	15.08	15.08	15.00	15.08
72	NYSE	ATO	Thu, Sep 3, 1992	15.08	15.17	15.00	15.00
71	NYSE	ATO	Wed, Sep 2, 1992	15.08	15.08	15.00	15.08
70	NYSE	ATO	Tue, Sep 1, 1992	15.08	15.17	14.83	15.08
69	NYSE	ATO	Mon, Aug 31, 1992	14.83	15.17	14.83	15.17
68	NYSE	ATO	Fri, Aug 28, 1992	14.58	14.67	14.58	14.67
67	NYSE	ATO	Thu, Aug 27, 1992	14.58	14.58	14.42	14.58
66	NYSE	ATO	Wed, Aug 26, 1992	14.50	14.50	14.33	14.42
65	NYSE	ATO	Tue, Aug 25, 1992	14.67	14.67	14.42	14.42
64	NYSE	ATO	Mon, Aug 24, 1992	14.67	14.67	14.58	14.58
63	NYSE	ATO	Fri, Aug 21, 1992	14.58	14.67	14.58	14.58
62	NYSE	ATO	Thu, Aug 20, 1992	14.58	14.58	14.50	14.58
61	NYSE	ATO	Wed, Aug 19, 1992	14.50	14.75	14.50	14.50
60	NYSE	ATO	Tue, Aug 18, 1992	14.33	14.58	14.33	14.58
59	NYSE	ATO	Mon, Aug 17, 1992	14.25	14.58	14.25	14.50
58	NYSE	ATO	Fri, Aug 14, 1992	13.92	14.33	13.92	14.25
57	NYSE	ATO	Thu, Aug 13, 1992	13.83	13.83	13.75	13.75
56	NYSE	ATO	Wed, Aug 12, 1992	13.83	13.83	13.75	13.75
55	NYSE	ATO	Tue, Aug 11, 1992	13.75	13.83	13.67	13.83
54	NYSE	ATO	Mon, Aug 10, 1992	13.75	13.75	13.67	13.67
53	NYSE	ATO	Fri, Aug 7, 1992	13.75	13.75	13.58	13.75
52	NYSE	ATO	Thu, Aug 6, 1992	13.75	13.75	13.58	13.58
51	NYSE	ATO	Wed, Aug 5, 1992	13.75	13.75	13.67	13.67
50	NYSE	ATO	Tue, Aug 4, 1992	13.50	13.67	13.50	13.58
49	NYSE	ATO	Mon, Aug 3, 1992	13.50	13.67	13.50	13.58
48	NYSE	ATO	Fri, Jul 31, 1992	13.50	13.58	13.50	13.58
47	NYSE	ATO	Thu, Jul 30, 1992	13.58	13.67	13.50	13.58
46	NYSE	ATO	Wed, Jul 29, 1992	13.50	13.58	13.50	13.58
45	NYSE	ATO	Tue, Jul 28, 1992	13.42	13.58	13.33	13.58
44	NYSE	ATO	Mon, Jul 27, 1992	13.50	13.50	13.33	13.42
43	NYSE	ATO	Fri, Jul 24, 1992	13.58	13.75	13.33	13.33
42	NYSE	ATO	Thu, Jul 23, 1992	13.67	13.83	13.67	13.75
41	NYSE	ATO	Wed, Jul 22, 1992	13.67	13.75	13.58	13.67
40	NYSE	ATO	Tue, Jul 21, 1992	13.67	13.75	13.58	13.75
39	NYSE	ATO	Mon, Jul 20, 1992	13.58	13.75	13.50	13.67
38	NYSE	ATO	Fri, Jul 17, 1992	13.58	13.75	13.50	13.75
37	NYSE	ATO	Thu, Jul 16, 1992	13.67	13.75	13.67	13.75
36	NYSE	ATO	Wed, Jul 15, 1992	13.33	13.67	13.25	13.67
35	NYSE	ATO	Tue, Jul 14, 1992	13.25	13.42	13.08	13.42
34	NYSE	ATO	Mon, Jul 13, 1992	13.25	13.33	13.17	13.25
33	NYSE	ATO	Fri, Jul 10, 1992	13.25	13.25	13.25	13.25
32	NYSE	ATO	Thu, Jul 9, 1992	13.17	13.25	13.17	13.17
31	NYSE	ATO	Wed, Jul 8, 1992	13.17	13.25	13.08	13.25
30	NYSE	ATO	Tue, Jul 7, 1992	13.17	13.25	13.17	13.25
29	NYSE	ATO	Mon, Jul 6, 1992	13.25	13.25	13.17	13.17
28	NYSE	ATO	Thu, Jul 2, 1992	13.08	13.25	13.08	13.25
27	NYSE	ATO	Wed, Jul 1, 1992	13.17	13.25	13.00	13.00
26	NYSE	ATO	Tue, Jun 30, 1992	12.92	13.08	12.92	13.00
25	NYSE	ATO	Mon, Jun 29, 1992	12.83	13.00	12.83	13.00
24	NYSE	ATO	Fri, Jun 26, 1992	12.67	12.92	12.67	12.92
23	NYSE	ATO	Thu, Jun 25, 1992	13.00	13.00	12.67	12.67
22	NYSE	ATO	Wed, Jun 24, 1992	13.25	13.33	13.00	13.00
21	NYSE	ATO	Tue, Jun 23, 1992	13.42	13.42	13.25	13.25
20	NYSE	ATO	Mon, Jun 22, 1992	13.42	13.58	13.42	13.42
19	NYSE	ATO	Fri, Jun 19, 1992	13.50	13.58	13.33	13.42
18	NYSE	ATO	Thu, Jun 18, 1992	14.00	14.00	13.67	13.67
17	NYSE	ATO	Wed, Jun 17, 1992	13.75	14.00	13.75	13.83
16	NYSE	ATO	Tue, Jun 16, 1992	13.75	13.83	13.75	13.83
15	NYSE	ATO	Mon, Jun 15, 1992	13.42	13.83	13.33	13.75
14	NYSE	ATO	Fri, Jun 12, 1992	13.50	13.67	13.42	13.42
13	NYSE	ATO	Thu, Jun 11, 1992	13.50	13.67	13.42	13.58
12	NYSE	ATO	Wed, Jun 10, 1992	13.42	13.58	13.33	13.33
11	NYSE	ATO	Tue, Jun 9, 1992	13.33	13.50	13.33	13.50
10	NYSE	ATO	Mon, Jun 8, 1992	13.33	13.58	13.25	13.50
9	NYSE	ATO	Fri, Jun 5, 1992	13.33	13.33	13.25	13.25
8	NYSE	ATO	Thu, Jun 4, 1992	13.25	13.42	13.25	13.33
7	NYSE	ATO	Wed, Jun 3, 1992	13.33	13.42	13.17	13.25
6	NYSE	ATO	Tue, Jun 2, 1992	13.17	13.33	13.17	13.33
5	NYSE	ATO	Mon, Jun 1, 1992	13.42	13.42	13.33	13.33
4	NYSE	ATO	Fri, May 29, 1992	13.42	13.42	13.33	13.33
3	NYSE	ATO	Thu, May 28, 1992	13.42	13.42	13.33	13.33
2	NYSE	ATO	Wed, May 27, 1992	13.75	13.75	13.42	13.58
1	NYSE	ATO	Tue, May 26, 1992	13.75	13.83	13.33	13.58
#	Exchange	Symbol	Date	Open	High	Low	Close

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