Northwest Natural Holding Co NYSE:NWN Historical Prices

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

#	Exchange	Symbol	Date	Open	High	Low	Close
8000	NYSE	NWN	Tue, Mar 5, 2024	37.69	37.85	37.10	37.20
7999	NYSE	NWN	Mon, Mar 4, 2024	36.78	37.69	36.78	37.68
7998	NYSE	NWN	Fri, Mar 1, 2024	36.79	37.20	36.09	36.93
7997	NYSE	NWN	Thu, Feb 29, 2024	37.43	37.43	36.71	36.74
7996	NYSE	NWN	Wed, Feb 28, 2024	36.40	37.18	36.37	37.15
7995	NYSE	NWN	Tue, Feb 27, 2024	36.79	36.82	36.32	36.57
7994	NYSE	NWN	Mon, Feb 26, 2024	35.88	36.65	35.40	36.60
7993	NYSE	NWN	Fri, Feb 23, 2024	37.85	38.01	35.60	35.85
7992	NYSE	NWN	Thu, Feb 22, 2024	38.51	39.77	38.09	39.76
7991	NYSE	NWN	Wed, Feb 21, 2024	39.22	39.71	38.58	38.87
7990	NYSE	NWN	Tue, Feb 20, 2024	37.15	39.18	37.00	39.16
7989	NYSE	NWN	Fri, Feb 16, 2024	35.96	36.62	35.62	36.49
7988	NYSE	NWN	Thu, Feb 15, 2024	35.72	36.20	35.72	36.06
7987	NYSE	NWN	Wed, Feb 14, 2024	35.27	35.65	35.00	35.53
7986	NYSE	NWN	Tue, Feb 13, 2024	36.05	36.49	34.99	35.14
7985	NYSE	NWN	Mon, Feb 12, 2024	35.24	36.67	35.24	36.62
7984	NYSE	NWN	Fri, Feb 9, 2024	35.20	35.52	34.95	35.13
7983	NYSE	NWN	Thu, Feb 8, 2024	35.50	35.73	35.12	35.36
7982	NYSE	NWN	Wed, Feb 7, 2024	35.75	35.99	35.54	35.62
7981	NYSE	NWN	Tue, Feb 6, 2024	35.77	36.10	35.56	35.75
7980	NYSE	NWN	Mon, Feb 5, 2024	36.79	36.79	35.80	35.84
7979	NYSE	NWN	Fri, Feb 2, 2024	36.88	37.24	36.40	36.94
7978	NYSE	NWN	Thu, Feb 1, 2024	37.00	37.32	36.75	37.03
7977	NYSE	NWN	Wed, Jan 31, 2024	37.93	37.93	36.61	36.86
7976	NYSE	NWN	Tue, Jan 30, 2024	38.31	38.45	37.69	37.70
7975	NYSE	NWN	Mon, Jan 29, 2024	38.82	39.02	38.41	38.49
7974	NYSE	NWN	Fri, Jan 26, 2024	39.26	39.36	38.67	38.73
7973	NYSE	NWN	Thu, Jan 25, 2024	38.85	39.10	38.52	38.99
7972	NYSE	NWN	Wed, Jan 24, 2024	39.31	39.60	38.37	38.45
7971	NYSE	NWN	Tue, Jan 23, 2024	38.85	39.27	38.83	39.00
7970	NYSE	NWN	Mon, Jan 22, 2024	38.32	38.96	38.29	38.77
7969	NYSE	NWN	Fri, Jan 19, 2024	37.95	38.09	37.42	38.00
7968	NYSE	NWN	Thu, Jan 18, 2024	37.67	37.82	37.44	37.77
7967	NYSE	NWN	Wed, Jan 17, 2024	37.75	38.05	37.32	37.71
7966	NYSE	NWN	Tue, Jan 16, 2024	38.38	38.48	37.81	37.83
7965	NYSE	NWN	Fri, Jan 12, 2024	38.86	38.96	38.22	38.43
7964	NYSE	NWN	Thu, Jan 11, 2024	39.00	39.00	38.08	38.31
7963	NYSE	NWN	Wed, Jan 10, 2024	39.16	39.48	38.88	39.19
7962	NYSE	NWN	Tue, Jan 9, 2024	39.46	39.46	39.03	39.19
7961	NYSE	NWN	Mon, Jan 8, 2024	39.38	39.66	39.19	39.63
7960	NYSE	NWN	Fri, Jan 5, 2024	39.50	40.09	39.37	39.38
7959	NYSE	NWN	Thu, Jan 4, 2024	40.06	40.23	39.68	39.69
7958	NYSE	NWN	Wed, Jan 3, 2024	39.79	40.28	39.43	39.93
7957	NYSE	NWN	Tue, Jan 2, 2024	38.91	39.91	38.70	39.68
7956	NYSE	NWN	Fri, Dec 29, 2023	38.85	39.01	38.57	38.94
7955	NYSE	NWN	Thu, Dec 28, 2023	39.07	39.35	38.83	39.02
7954	NYSE	NWN	Wed, Dec 27, 2023	39.31	39.31	38.87	39.16
7953	NYSE	NWN	Tue, Dec 26, 2023	39.05	39.33	38.95	39.11
7952	NYSE	NWN	Fri, Dec 22, 2023	38.79	39.44	38.66	39.16
7951	NYSE	NWN	Thu, Dec 21, 2023	38.24	38.62	38.04	38.52
7950	NYSE	NWN	Wed, Dec 20, 2023	38.65	39.22	38.14	38.20
7949	NYSE	NWN	Tue, Dec 19, 2023	38.21	38.67	38.07	38.62
7948	NYSE	NWN	Mon, Dec 18, 2023	38.50	38.73	37.91	38.04
7947	NYSE	NWN	Fri, Dec 15, 2023	39.45	39.45	38.37	38.43
7946	NYSE	NWN	Thu, Dec 14, 2023	40.00	40.52	39.10	39.28
7945	NYSE	NWN	Wed, Dec 13, 2023	38.30	39.97	38.03	39.76
7944	NYSE	NWN	Tue, Dec 12, 2023	38.50	38.60	37.93	38.38
7943	NYSE	NWN	Mon, Dec 11, 2023	38.50	38.70	38.26	38.60
7942	NYSE	NWN	Fri, Dec 8, 2023	38.63	38.87	38.37	38.63
7941	NYSE	NWN	Thu, Dec 7, 2023	38.30	38.73	37.97	38.58
7940	NYSE	NWN	Wed, Dec 6, 2023	37.90	38.40	37.76	38.31
7939	NYSE	NWN	Tue, Dec 5, 2023	38.07	38.11	37.57	37.73
7938	NYSE	NWN	Mon, Dec 4, 2023	37.22	38.26	37.13	38.18
7937	NYSE	NWN	Fri, Dec 1, 2023	36.47	37.33	36.42	37.30
7936	NYSE	NWN	Thu, Nov 30, 2023	36.46	36.80	36.06	36.62
7935	NYSE	NWN	Wed, Nov 29, 2023	36.73	37.04	36.08	36.37
7934	NYSE	NWN	Tue, Nov 28, 2023	36.67	36.95	36.35	36.70
7933	NYSE	NWN	Mon, Nov 27, 2023	36.47	36.83	36.16	36.73
7932	NYSE	NWN	Fri, Nov 24, 2023	36.76	36.76	36.35	36.47
7931	NYSE	NWN	Wed, Nov 22, 2023	36.51	36.73	36.16	36.65
7930	NYSE	NWN	Tue, Nov 21, 2023	36.81	36.81	36.09	36.30
7929	NYSE	NWN	Mon, Nov 20, 2023	37.22	37.25	36.53	36.73
7928	NYSE	NWN	Fri, Nov 17, 2023	37.45	37.47	36.87	37.22
7927	NYSE	NWN	Thu, Nov 16, 2023	37.57	37.57	36.87	37.15
7926	NYSE	NWN	Wed, Nov 15, 2023	37.13	37.97	37.00	37.36
7925	NYSE	NWN	Tue, Nov 14, 2023	36.53	37.46	36.53	37.26
7924	NYSE	NWN	Mon, Nov 13, 2023	36.18	36.20	35.74	35.75
7923	NYSE	NWN	Fri, Nov 10, 2023	36.18	36.34	35.72	36.20
7922	NYSE	NWN	Thu, Nov 9, 2023	36.72	36.72	36.10	36.11
7921	NYSE	NWN	Wed, Nov 8, 2023	37.30	37.60	36.30	36.71
7920	NYSE	NWN	Tue, Nov 7, 2023	37.96	37.96	37.21	37.34
7919	NYSE	NWN	Mon, Nov 6, 2023	38.89	39.00	37.74	37.75
7918	NYSE	NWN	Fri, Nov 3, 2023	39.09	40.09	38.75	39.34
7917	NYSE	NWN	Thu, Nov 2, 2023	37.69	38.69	37.69	38.58
7916	NYSE	NWN	Wed, Nov 1, 2023	36.73	37.66	36.59	37.46
7915	NYSE	NWN	Tue, Oct 31, 2023	36.26	36.72	36.08	36.71
7914	NYSE	NWN	Mon, Oct 30, 2023	36.76	37.17	36.07	36.29
7913	NYSE	NWN	Fri, Oct 27, 2023	37.56	37.71	36.69	36.56
7912	NYSE	NWN	Thu, Oct 26, 2023	37.91	38.34	37.58	37.66
7911	NYSE	NWN	Wed, Oct 25, 2023	37.49	37.78	37.20	37.71
7910	NYSE	NWN	Tue, Oct 24, 2023	38.37	38.57	37.50	37.81
7909	NYSE	NWN	Mon, Oct 23, 2023	39.14	39.26	38.17	38.19
7908	NYSE	NWN	Fri, Oct 20, 2023	40.05	40.29	39.40	39.40
7907	NYSE	NWN	Thu, Oct 19, 2023	40.21	40.45	39.85	39.94
7906	NYSE	NWN	Wed, Oct 18, 2023	40.23	40.61	40.06	40.36
7905	NYSE	NWN	Tue, Oct 17, 2023	39.60	40.66	39.60	40.36
7904	NYSE	NWN	Mon, Oct 16, 2023	39.43	40.20	39.28	39.90
7903	NYSE	NWN	Fri, Oct 13, 2023	39.17	39.24	38.76	39.17
7902	NYSE	NWN	Thu, Oct 12, 2023	39.30	39.30	38.48	38.74
7901	NYSE	NWN	Wed, Oct 11, 2023	39.16	39.46	39.02	39.23
7900	NYSE	NWN	Tue, Oct 10, 2023	39.09	39.35	38.86	39.13
7899	NYSE	NWN	Mon, Oct 9, 2023	38.32	39.19	38.32	39.06
7898	NYSE	NWN	Fri, Oct 6, 2023	37.83	38.70	37.41	38.54
7897	NYSE	NWN	Thu, Oct 5, 2023	37.80	38.36	37.69	38.12
7896	NYSE	NWN	Wed, Oct 4, 2023	37.55	37.91	37.48	37.83
7895	NYSE	NWN	Tue, Oct 3, 2023	36.80	37.51	36.57	37.44
7894	NYSE	NWN	Mon, Oct 2, 2023	38.07	38.07	36.62	36.93
7893	NYSE	NWN	Fri, Sep 29, 2023	38.60	38.82	37.98	38.16
7892	NYSE	NWN	Thu, Sep 28, 2023	38.22	38.55	38.00	38.27
7891	NYSE	NWN	Wed, Sep 27, 2023	38.93	39.22	38.09	38.15
7890	NYSE	NWN	Tue, Sep 26, 2023	39.17	39.47	38.77	38.99
7889	NYSE	NWN	Mon, Sep 25, 2023	39.56	39.67	39.02	39.42
7888	NYSE	NWN	Fri, Sep 22, 2023	39.63	40.05	39.54	39.60
7887	NYSE	NWN	Thu, Sep 21, 2023	40.04	40.29	39.50	39.71
7886	NYSE	NWN	Wed, Sep 20, 2023	40.48	40.67	40.09	40.12
7885	NYSE	NWN	Tue, Sep 19, 2023	40.72	40.84	40.32	40.33
7884	NYSE	NWN	Mon, Sep 18, 2023	41.18	41.19	40.50	40.63
7883	NYSE	NWN	Fri, Sep 15, 2023	40.82	41.66	40.82	41.22
7882	NYSE	NWN	Thu, Sep 14, 2023	40.40	41.05	40.33	40.85
7881	NYSE	NWN	Wed, Sep 13, 2023	40.15	40.53	40.01	40.16
7880	NYSE	NWN	Tue, Sep 12, 2023	39.97	40.25	39.77	40.09
7879	NYSE	NWN	Mon, Sep 11, 2023	39.40	40.03	39.40	39.90
7878	NYSE	NWN	Fri, Sep 8, 2023	39.20	39.42	38.95	39.31
7877	NYSE	NWN	Thu, Sep 7, 2023	39.13	39.47	38.98	39.11
7876	NYSE	NWN	Wed, Sep 6, 2023	38.36	38.91	38.27	38.79
7875	NYSE	NWN	Tue, Sep 5, 2023	38.85	38.85	37.79	38.44
7874	NYSE	NWN	Fri, Sep 1, 2023	39.50	39.69	38.88	38.92
7873	NYSE	NWN	Thu, Aug 31, 2023	40.00	40.10	39.22	39.28
7872	NYSE	NWN	Wed, Aug 30, 2023	39.80	40.10	39.51	39.87
7871	NYSE	NWN	Tue, Aug 29, 2023	39.76	39.98	39.59	39.83
7870	NYSE	NWN	Mon, Aug 28, 2023	39.98	40.37	39.70	39.71
7869	NYSE	NWN	Fri, Aug 25, 2023	39.76	40.14	39.72	39.80
7868	NYSE	NWN	Thu, Aug 24, 2023	39.78	40.30	39.54	39.60
7867	NYSE	NWN	Wed, Aug 23, 2023	40.23	40.26	39.66	39.97
7866	NYSE	NWN	Tue, Aug 22, 2023	40.21	40.29	39.81	40.09
7865	NYSE	NWN	Mon, Aug 21, 2023	40.61	40.81	40.00	40.24
7864	NYSE	NWN	Fri, Aug 18, 2023	40.67	41.07	40.54	40.61
7863	NYSE	NWN	Thu, Aug 17, 2023	40.23	40.91	40.23	40.69
7862	NYSE	NWN	Wed, Aug 16, 2023	40.21	40.67	40.01	40.40
7861	NYSE	NWN	Tue, Aug 15, 2023	40.43	40.43	39.95	40.09
7860	NYSE	NWN	Mon, Aug 14, 2023	40.93	41.11	40.11	40.47
7859	NYSE	NWN	Fri, Aug 11, 2023	41.04	41.35	40.95	41.19
7858	NYSE	NWN	Thu, Aug 10, 2023	41.11	41.52	40.89	40.91
7857	NYSE	NWN	Wed, Aug 9, 2023	40.70	41.17	40.64	41.14
7856	NYSE	NWN	Tue, Aug 8, 2023	41.31	41.50	40.61	40.92
7855	NYSE	NWN	Mon, Aug 7, 2023	41.33	41.59	40.89	41.34
7854	NYSE	NWN	Fri, Aug 4, 2023	42.29	42.92	41.15	41.33
7853	NYSE	NWN	Thu, Aug 3, 2023	42.23	42.49	41.42	42.48
7852	NYSE	NWN	Wed, Aug 2, 2023	42.20	42.54	41.88	42.08
7851	NYSE	NWN	Tue, Aug 1, 2023	42.95	43.28	42.20	42.25
7850	NYSE	NWN	Mon, Jul 31, 2023	43.29	43.52	42.73	42.97
7849	NYSE	NWN	Fri, Jul 28, 2023	43.50	43.64	42.98	43.27
7848	NYSE	NWN	Thu, Jul 27, 2023	44.70	44.76	43.49	43.20
7847	NYSE	NWN	Wed, Jul 26, 2023	44.40	44.90	44.31	44.67
7846	NYSE	NWN	Tue, Jul 25, 2023	44.16	44.65	44.06	44.44
7845	NYSE	NWN	Mon, Jul 24, 2023	44.16	44.41	43.77	44.32
7844	NYSE	NWN	Fri, Jul 21, 2023	44.39	44.56	44.13	44.15
7843	NYSE	NWN	Thu, Jul 20, 2023	43.51	44.35	43.25	44.30
7842	NYSE	NWN	Wed, Jul 19, 2023	43.15	43.45	42.97	43.34
7841	NYSE	NWN	Tue, Jul 18, 2023	42.95	43.44	42.38	42.89
7840	NYSE	NWN	Mon, Jul 17, 2023	43.30	43.47	42.76	42.82
7839	NYSE	NWN	Fri, Jul 14, 2023	43.27	43.42	42.75	43.30
7838	NYSE	NWN	Thu, Jul 13, 2023	42.84	43.27	42.63	43.26
7837	NYSE	NWN	Wed, Jul 12, 2023	42.88	43.06	42.52	42.83
7836	NYSE	NWN	Tue, Jul 11, 2023	42.14	42.49	41.95	42.36
7835	NYSE	NWN	Mon, Jul 10, 2023	41.84	42.22	41.64	42.12
7834	NYSE	NWN	Fri, Jul 7, 2023	42.19	42.35	41.79	41.84
7833	NYSE	NWN	Thu, Jul 6, 2023	42.64	42.80	42.32	42.33
7832	NYSE	NWN	Wed, Jul 5, 2023	43.16	43.43	42.84	42.89
7831	NYSE	NWN	Mon, Jul 3, 2023	43.10	43.51	42.97	43.23
7830	NYSE	NWN	Fri, Jun 30, 2023	42.91	43.27	42.73	43.05
7829	NYSE	NWN	Thu, Jun 29, 2023	42.50	43.06	42.50	42.85
7828	NYSE	NWN	Wed, Jun 28, 2023	42.61	42.61	42.13	42.50
7827	NYSE	NWN	Tue, Jun 27, 2023	42.31	42.94	42.22	42.71
7826	NYSE	NWN	Mon, Jun 26, 2023	42.19	42.79	41.92	42.34
7825	NYSE	NWN	Fri, Jun 23, 2023	42.65	42.98	41.93	42.04
7824	NYSE	NWN	Thu, Jun 22, 2023	42.29	42.62	42.11	42.61
7823	NYSE	NWN	Wed, Jun 21, 2023	42.26	42.67	41.75	42.24
7822	NYSE	NWN	Tue, Jun 20, 2023	42.50	42.97	42.04	42.33
7821	NYSE	NWN	Fri, Jun 16, 2023	42.82	43.02	42.21	42.50
7820	NYSE	NWN	Thu, Jun 15, 2023	42.79	42.98	42.40	42.54
7819	NYSE	NWN	Wed, Jun 14, 2023	43.46	43.73	42.77	42.85
7818	NYSE	NWN	Tue, Jun 13, 2023	43.21	43.89	42.91	43.57
7817	NYSE	NWN	Mon, Jun 12, 2023	43.56	43.93	43.11	43.33
7816	NYSE	NWN	Fri, Jun 9, 2023	43.75	44.05	43.23	43.48
7815	NYSE	NWN	Thu, Jun 8, 2023	44.29	44.35	43.79	43.94
7814	NYSE	NWN	Wed, Jun 7, 2023	43.42	44.40	43.23	44.31
7813	NYSE	NWN	Tue, Jun 6, 2023	42.84	43.54	42.55	43.32
7812	NYSE	NWN	Mon, Jun 5, 2023	43.12	43.41	42.32	43.32
7811	NYSE	NWN	Fri, Jun 2, 2023	42.34	43.32	42.18	43.32
7810	NYSE	NWN	Thu, Jun 1, 2023	42.77	43.04	41.83	42.13
7809	NYSE	NWN	Wed, May 31, 2023	42.88	43.16	42.23	42.70
7808	NYSE	NWN	Tue, May 30, 2023	43.98	44.07	42.74	42.83
7807	NYSE	NWN	Fri, May 26, 2023	43.81	44.01	43.52	43.89
7806	NYSE	NWN	Thu, May 25, 2023	44.31	44.31	43.31	43.80
7805	NYSE	NWN	Wed, May 24, 2023	45.02	45.11	44.22	44.23
7804	NYSE	NWN	Tue, May 23, 2023	44.66	45.49	44.66	45.04
7803	NYSE	NWN	Mon, May 22, 2023	44.74	44.86	44.38	44.70
7802	NYSE	NWN	Fri, May 19, 2023	44.50	44.84	44.33	44.67
7801	NYSE	NWN	Thu, May 18, 2023	44.61	44.94	44.24	44.50
7800	NYSE	NWN	Wed, May 17, 2023	44.54	45.09	44.27	44.90
7799	NYSE	NWN	Tue, May 16, 2023	44.84	44.90	44.06	44.08
7798	NYSE	NWN	Mon, May 15, 2023	45.89	45.93	44.86	45.00
7797	NYSE	NWN	Fri, May 12, 2023	46.11	46.36	45.53	45.67
7796	NYSE	NWN	Thu, May 11, 2023	46.25	46.56	45.90	45.96
7795	NYSE	NWN	Wed, May 10, 2023	46.78	47.29	46.05	46.48
7794	NYSE	NWN	Tue, May 9, 2023	46.72	46.81	46.19	46.30
7793	NYSE	NWN	Mon, May 8, 2023	46.87	47.27	46.72	46.76
7792	NYSE	NWN	Fri, May 5, 2023	46.36	48.06	46.36	47.05
7791	NYSE	NWN	Thu, May 4, 2023	46.13	48.37	45.82	48.33
7790	NYSE	NWN	Wed, May 3, 2023	46.43	47.09	46.12	46.14
7789	NYSE	NWN	Tue, May 2, 2023	46.97	46.97	45.69	45.97
7788	NYSE	NWN	Mon, May 1, 2023	47.07	47.68	46.81	46.85
7787	NYSE	NWN	Fri, Apr 28, 2023	47.12	47.56	46.87	46.96
7786	NYSE	NWN	Thu, Apr 27, 2023	46.45	47.29	46.40	47.27
7785	NYSE	NWN	Wed, Apr 26, 2023	47.41	47.85	46.64	46.42
7784	NYSE	NWN	Tue, Apr 25, 2023	47.41	47.99	47.41	47.79
7783	NYSE	NWN	Mon, Apr 24, 2023	47.76	47.92	47.30	47.69
7782	NYSE	NWN	Fri, Apr 21, 2023	47.95	48.18	47.37	47.72
7781	NYSE	NWN	Thu, Apr 20, 2023	47.62	47.62	47.13	47.61
7780	NYSE	NWN	Wed, Apr 19, 2023	47.17	47.77	47.00	47.62
7779	NYSE	NWN	Tue, Apr 18, 2023	47.49	47.53	46.57	47.04
7778	NYSE	NWN	Mon, Apr 17, 2023	47.21	47.71	46.94	47.52
7777	NYSE	NWN	Fri, Apr 14, 2023	47.35	47.56	46.81	47.05
7776	NYSE	NWN	Thu, Apr 13, 2023	47.85	47.85	46.66	47.59
7775	NYSE	NWN	Wed, Apr 12, 2023	48.55	48.75	47.83	47.95
7774	NYSE	NWN	Tue, Apr 11, 2023	48.82	49.09	48.41	48.48
7773	NYSE	NWN	Mon, Apr 10, 2023	48.50	49.03	48.27	48.82
7772	NYSE	NWN	Thu, Apr 6, 2023	48.59	48.87	48.23	48.81
7771	NYSE	NWN	Wed, Apr 5, 2023	47.04	48.51	47.04	48.30
7770	NYSE	NWN	Tue, Apr 4, 2023	47.09	47.09	46.48	46.91
7769	NYSE	NWN	Mon, Apr 3, 2023	47.50	47.50	46.57	46.98
7768	NYSE	NWN	Fri, Mar 31, 2023	47.70	47.88	47.16	47.56
7767	NYSE	NWN	Thu, Mar 30, 2023	47.60	48.00	47.12	47.46
7766	NYSE	NWN	Wed, Mar 29, 2023	47.24	47.56	46.97	47.37
7765	NYSE	NWN	Tue, Mar 28, 2023	46.48	47.17	46.48	46.97
7764	NYSE	NWN	Mon, Mar 27, 2023	46.74	47.38	46.66	46.84
7763	NYSE	NWN	Fri, Mar 24, 2023	44.76	46.48	44.76	46.41
7762	NYSE	NWN	Thu, Mar 23, 2023	45.69	45.81	44.74	44.90
7761	NYSE	NWN	Wed, Mar 22, 2023	46.86	46.99	45.61	45.66
7760	NYSE	NWN	Tue, Mar 21, 2023	48.07	48.18	46.31	46.80
7759	NYSE	NWN	Mon, Mar 20, 2023	47.58	48.13	47.37	47.62
7758	NYSE	NWN	Fri, Mar 17, 2023	47.92	48.00	46.95	47.30
7757	NYSE	NWN	Thu, Mar 16, 2023	47.59	48.66	47.32	48.11
7756	NYSE	NWN	Wed, Mar 15, 2023	46.40	48.30	46.23	48.09
7755	NYSE	NWN	Tue, Mar 14, 2023	47.00	47.67	46.35	46.88
7754	NYSE	NWN	Mon, Mar 13, 2023	45.12	46.92	45.12	46.10
7753	NYSE	NWN	Fri, Mar 10, 2023	46.16	46.24	45.00	45.63
7752	NYSE	NWN	Thu, Mar 9, 2023	47.23	47.28	46.32	46.35
7751	NYSE	NWN	Wed, Mar 8, 2023	47.10	47.14	46.59	47.06
7750	NYSE	NWN	Tue, Mar 7, 2023	47.55	47.69	46.61	46.96
7749	NYSE	NWN	Mon, Mar 6, 2023	48.19	48.34	46.85	47.41
7748	NYSE	NWN	Fri, Mar 3, 2023	48.13	48.54	47.48	48.27
7747	NYSE	NWN	Thu, Mar 2, 2023	46.77	47.85	46.62	47.82
7746	NYSE	NWN	Wed, Mar 1, 2023	48.00	48.00	46.43	47.04
7745	NYSE	NWN	Tue, Feb 28, 2023	47.59	48.49	47.37	48.34
7744	NYSE	NWN	Mon, Feb 27, 2023	47.78	48.51	47.46	47.75
7743	NYSE	NWN	Fri, Feb 24, 2023	47.79	47.99	47.15	47.58
7742	NYSE	NWN	Thu, Feb 23, 2023	48.41	48.93	48.00	48.15
7741	NYSE	NWN	Wed, Feb 22, 2023	48.09	48.61	47.86	48.24
7740	NYSE	NWN	Tue, Feb 21, 2023	48.60	48.98	47.72	47.81
7739	NYSE	NWN	Fri, Feb 17, 2023	48.84	49.47	48.56	49.07
7738	NYSE	NWN	Thu, Feb 16, 2023	48.02	48.72	47.15	48.40
7737	NYSE	NWN	Wed, Feb 15, 2023	47.82	48.77	47.47	48.59
7736	NYSE	NWN	Tue, Feb 14, 2023	48.74	48.81	47.90	48.17
7735	NYSE	NWN	Mon, Feb 13, 2023	48.48	49.13	48.33	48.94
7734	NYSE	NWN	Fri, Feb 10, 2023	47.41	48.60	47.41	48.54
7733	NYSE	NWN	Thu, Feb 9, 2023	49.03	49.25	47.18	47.28
7732	NYSE	NWN	Wed, Feb 8, 2023	50.97	51.33	48.58	48.90
7731	NYSE	NWN	Tue, Feb 7, 2023	51.06	51.42	50.07	51.37
7730	NYSE	NWN	Mon, Feb 6, 2023	51.61	51.87	50.93	51.61
7729	NYSE	NWN	Fri, Feb 3, 2023	52.02	52.31	50.87	51.77
7728	NYSE	NWN	Thu, Feb 2, 2023	51.70	52.39	51.49	52.27
7727	NYSE	NWN	Wed, Feb 1, 2023	49.97	51.61	49.82	51.13
7726	NYSE	NWN	Tue, Jan 31, 2023	49.38	50.89	49.29	50.14
7725	NYSE	NWN	Mon, Jan 30, 2023	49.25	49.93	48.94	49.09
7724	NYSE	NWN	Fri, Jan 27, 2023	49.52	50.29	49.35	49.56
7723	NYSE	NWN	Thu, Jan 26, 2023	49.27	49.54	48.98	49.45
7722	NYSE	NWN	Wed, Jan 25, 2023	49.21	49.65	48.94	49.21
7721	NYSE	NWN	Tue, Jan 24, 2023	48.95	49.53	48.66	49.36
7720	NYSE	NWN	Mon, Jan 23, 2023	48.99	49.46	48.52	49.12
7719	NYSE	NWN	Fri, Jan 20, 2023	48.74	48.76	47.83	48.76
7718	NYSE	NWN	Thu, Jan 19, 2023	48.68	48.78	47.99	48.50
7717	NYSE	NWN	Wed, Jan 18, 2023	49.55	49.60	48.35	48.60
7716	NYSE	NWN	Tue, Jan 17, 2023	49.49	49.87	49.00	49.58
7715	NYSE	NWN	Fri, Jan 13, 2023	49.65	50.00	49.15	49.58
7714	NYSE	NWN	Thu, Jan 12, 2023	49.50	49.94	49.20	49.70
7713	NYSE	NWN	Wed, Jan 11, 2023	48.89	49.36	48.36	49.26
7712	NYSE	NWN	Tue, Jan 10, 2023	48.63	48.78	48.18	48.77
7711	NYSE	NWN	Mon, Jan 9, 2023	49.25	49.36	48.45	48.73
7710	NYSE	NWN	Fri, Jan 6, 2023	48.78	49.63	48.69	49.25
7709	NYSE	NWN	Thu, Jan 5, 2023	48.67	48.91	47.69	48.17
7708	NYSE	NWN	Wed, Jan 4, 2023	48.57	49.38	48.48	48.85
7707	NYSE	NWN	Tue, Jan 3, 2023	47.77	48.41	47.48	48.29
7706	NYSE	NWN	Fri, Dec 30, 2022	48.25	48.44	47.18	47.59
7705	NYSE	NWN	Thu, Dec 29, 2022	47.73	48.35	47.51	48.27
7704	NYSE	NWN	Wed, Dec 28, 2022	48.01	48.24	47.24	47.31
7703	NYSE	NWN	Tue, Dec 27, 2022	47.75	48.05	47.48	47.88
7702	NYSE	NWN	Fri, Dec 23, 2022	46.51	47.75	46.38	47.72
7701	NYSE	NWN	Thu, Dec 22, 2022	47.11	47.11	45.74	46.75
7700	NYSE	NWN	Wed, Dec 21, 2022	47.23	47.86	47.19	47.34
7699	NYSE	NWN	Tue, Dec 20, 2022	46.84	47.60	46.73	47.21
7698	NYSE	NWN	Mon, Dec 19, 2022	46.38	47.12	46.26	46.83
7697	NYSE	NWN	Fri, Dec 16, 2022	46.34	46.60	45.36	46.34
7696	NYSE	NWN	Thu, Dec 15, 2022	47.21	47.38	46.02	46.91
7695	NYSE	NWN	Wed, Dec 14, 2022	48.07	48.65	47.18	47.33
7694	NYSE	NWN	Tue, Dec 13, 2022	48.90	49.40	47.68	47.88
7693	NYSE	NWN	Mon, Dec 12, 2022	47.97	48.48	47.51	48.36
7692	NYSE	NWN	Fri, Dec 9, 2022	47.50	48.12	47.50	47.97
7691	NYSE	NWN	Thu, Dec 8, 2022	48.13	48.25	47.55	47.82
7690	NYSE	NWN	Wed, Dec 7, 2022	47.55	48.22	47.20	48.21
7689	NYSE	NWN	Tue, Dec 6, 2022	47.48	47.70	47.09	47.54
7688	NYSE	NWN	Mon, Dec 5, 2022	46.57	47.48	45.81	47.33
7687	NYSE	NWN	Fri, Dec 2, 2022	47.35	47.39	46.58	46.68
7686	NYSE	NWN	Thu, Dec 1, 2022	50.64	50.64	47.55	47.65
7685	NYSE	NWN	Wed, Nov 30, 2022	49.36	50.12	48.43	50.11
7684	NYSE	NWN	Tue, Nov 29, 2022	49.43	49.49	49.00	49.41
7683	NYSE	NWN	Mon, Nov 28, 2022	49.56	49.56	48.65	49.32
7682	NYSE	NWN	Fri, Nov 25, 2022	49.84	50.23	49.59	49.59
7681	NYSE	NWN	Wed, Nov 23, 2022	49.53	49.94	49.08	49.61
7680	NYSE	NWN	Tue, Nov 22, 2022	49.42	49.91	48.92	49.74
7679	NYSE	NWN	Mon, Nov 21, 2022	48.89	49.40	48.71	49.32
7678	NYSE	NWN	Fri, Nov 18, 2022	48.11	48.84	47.71	48.69
7677	NYSE	NWN	Thu, Nov 17, 2022	47.54	47.70	46.72	47.40
7676	NYSE	NWN	Wed, Nov 16, 2022	48.05	48.30	47.49	47.87
7675	NYSE	NWN	Tue, Nov 15, 2022	47.86	48.08	47.16	47.91
7674	NYSE	NWN	Mon, Nov 14, 2022	47.16	47.91	46.74	47.49
7673	NYSE	NWN	Fri, Nov 11, 2022	47.08	47.77	46.59	47.19
7672	NYSE	NWN	Thu, Nov 10, 2022	46.49	47.13	46.18	47.08
7671	NYSE	NWN	Wed, Nov 9, 2022	44.99	46.06	44.69	45.40
7670	NYSE	NWN	Tue, Nov 8, 2022	45.33	45.99	44.33	44.52
7669	NYSE	NWN	Mon, Nov 7, 2022	46.44	46.44	44.18	44.94
7668	NYSE	NWN	Fri, Nov 4, 2022	46.22	46.76	45.95	46.64
7667	NYSE	NWN	Thu, Nov 3, 2022	46.61	46.78	45.97	46.10
7666	NYSE	NWN	Wed, Nov 2, 2022	47.62	48.23	46.66	46.80
7665	NYSE	NWN	Tue, Nov 1, 2022	48.01	48.62	47.62	47.75
7664	NYSE	NWN	Mon, Oct 31, 2022	48.20	48.34	47.76	48.09
7663	NYSE	NWN	Fri, Oct 28, 2022	47.18	48.40	47.01	48.12
7662	NYSE	NWN	Thu, Oct 27, 2022	47.20	47.95	46.98	46.97
7661	NYSE	NWN	Wed, Oct 26, 2022	46.78	46.94	46.26	46.67
7660	NYSE	NWN	Tue, Oct 25, 2022	45.60	46.65	45.37	46.43
7659	NYSE	NWN	Mon, Oct 24, 2022	45.86	46.34	45.37	45.45
7658	NYSE	NWN	Fri, Oct 21, 2022	45.44	46.08	44.97	45.81
7657	NYSE	NWN	Thu, Oct 20, 2022	46.13	46.13	44.89	45.15
7656	NYSE	NWN	Wed, Oct 19, 2022	46.11	46.71	45.91	46.19
7655	NYSE	NWN	Tue, Oct 18, 2022	46.75	47.51	46.44	46.87
7654	NYSE	NWN	Mon, Oct 17, 2022	45.64	46.29	45.64	45.96
7653	NYSE	NWN	Fri, Oct 14, 2022	46.06	46.24	45.16	45.31
7652	NYSE	NWN	Thu, Oct 13, 2022	43.75	45.77	43.50	45.61
7651	NYSE	NWN	Wed, Oct 12, 2022	44.42	44.42	43.70	43.95
7650	NYSE	NWN	Tue, Oct 11, 2022	42.70	45.02	42.63	44.56
7649	NYSE	NWN	Mon, Oct 10, 2022	42.97	43.43	42.67	42.79
7648	NYSE	NWN	Fri, Oct 7, 2022	43.17	43.27	42.37	42.73
7647	NYSE	NWN	Thu, Oct 6, 2022	44.13	44.13	43.12	43.31
7646	NYSE	NWN	Wed, Oct 5, 2022	44.78	44.78	44.00	44.17
7645	NYSE	NWN	Tue, Oct 4, 2022	44.38	45.42	44.38	45.29
7644	NYSE	NWN	Mon, Oct 3, 2022	43.95	44.78	43.52	44.33
7643	NYSE	NWN	Fri, Sep 30, 2022	45.16	45.17	43.29	43.38
7642	NYSE	NWN	Thu, Sep 29, 2022	46.14	46.14	44.53	44.91
7641	NYSE	NWN	Wed, Sep 28, 2022	45.99	46.67	45.62	46.39
7640	NYSE	NWN	Tue, Sep 27, 2022	46.40	46.63	45.27	45.58
7639	NYSE	NWN	Mon, Sep 26, 2022	46.50	46.95	45.84	46.32
7638	NYSE	NWN	Fri, Sep 23, 2022	47.07	47.07	46.28	46.89
7637	NYSE	NWN	Thu, Sep 22, 2022	47.02	47.58	46.68	47.26
7636	NYSE	NWN	Wed, Sep 21, 2022	48.21	48.62	47.17	47.20
7635	NYSE	NWN	Tue, Sep 20, 2022	48.04	48.22	47.31	47.91
7634	NYSE	NWN	Mon, Sep 19, 2022	47.68	48.57	47.61	48.45
7633	NYSE	NWN	Fri, Sep 16, 2022	47.97	48.39	47.66	47.92
7632	NYSE	NWN	Thu, Sep 15, 2022	48.32	48.65	47.84	47.93
7631	NYSE	NWN	Wed, Sep 14, 2022	47.88	48.87	47.88	48.70
7630	NYSE	NWN	Tue, Sep 13, 2022	49.30	49.44	47.65	47.84
7629	NYSE	NWN	Mon, Sep 12, 2022	49.00	50.20	48.76	49.73
7628	NYSE	NWN	Fri, Sep 9, 2022	48.32	48.93	48.11	48.67
7627	NYSE	NWN	Thu, Sep 8, 2022	49.04	49.25	48.10	48.30
7626	NYSE	NWN	Wed, Sep 7, 2022	48.48	49.66	48.28	49.41
7625	NYSE	NWN	Tue, Sep 6, 2022	47.64	48.33	47.53	48.29
7624	NYSE	NWN	Fri, Sep 2, 2022	48.00	48.56	47.33	47.49
7623	NYSE	NWN	Thu, Sep 1, 2022	47.50	48.38	47.16	47.67
7622	NYSE	NWN	Wed, Aug 31, 2022	48.13	48.18	47.52	47.61
7621	NYSE	NWN	Tue, Aug 30, 2022	49.72	49.72	47.66	48.13
7620	NYSE	NWN	Mon, Aug 29, 2022	49.82	50.19	49.50	49.70
7619	NYSE	NWN	Fri, Aug 26, 2022	50.31	50.34	49.63	49.89
7618	NYSE	NWN	Thu, Aug 25, 2022	49.82	50.25	49.61	50.15
7617	NYSE	NWN	Wed, Aug 24, 2022	50.44	50.44	49.18	49.62
7616	NYSE	NWN	Tue, Aug 23, 2022	51.19	51.40	50.20	50.41
7615	NYSE	NWN	Mon, Aug 22, 2022	52.57	52.57	51.11	51.38
7614	NYSE	NWN	Fri, Aug 19, 2022	52.82	53.10	52.54	52.76
7613	NYSE	NWN	Thu, Aug 18, 2022	53.43	53.54	52.74	52.86
7612	NYSE	NWN	Wed, Aug 17, 2022	53.13	53.47	52.94	53.16
7611	NYSE	NWN	Tue, Aug 16, 2022	53.00	53.97	52.98	53.67
7610	NYSE	NWN	Mon, Aug 15, 2022	52.50	53.15	52.36	53.11
7609	NYSE	NWN	Fri, Aug 12, 2022	51.91	52.65	51.66	52.65
7608	NYSE	NWN	Thu, Aug 11, 2022	52.07	52.14	51.48	51.61
7607	NYSE	NWN	Wed, Aug 10, 2022	52.44	52.69	51.62	51.72
7606	NYSE	NWN	Tue, Aug 9, 2022	52.48	53.08	52.00	52.30
7605	NYSE	NWN	Mon, Aug 8, 2022	52.79	53.20	52.00	52.33
7604	NYSE	NWN	Fri, Aug 5, 2022	52.72	53.10	52.34	52.56
7603	NYSE	NWN	Thu, Aug 4, 2022	54.60	54.60	52.91	53.41
7602	NYSE	NWN	Wed, Aug 3, 2022	53.35	53.47	52.00	53.32
7601	NYSE	NWN	Tue, Aug 2, 2022	53.67	54.08	53.34	53.61
7600	NYSE	NWN	Mon, Aug 1, 2022	53.40	53.83	52.85	53.56
7599	NYSE	NWN	Fri, Jul 29, 2022	53.45	54.04	53.45	53.67
7598	NYSE	NWN	Thu, Jul 28, 2022	53.27	53.78	52.79	53.65
7597	NYSE	NWN	Wed, Jul 27, 2022	52.80	53.29	52.75	52.67
7596	NYSE	NWN	Tue, Jul 26, 2022	52.91	53.48	52.70	53.07
7595	NYSE	NWN	Mon, Jul 25, 2022	52.20	52.93	52.00	52.86
7594	NYSE	NWN	Fri, Jul 22, 2022	52.27	52.36	51.63	52.20
7593	NYSE	NWN	Thu, Jul 21, 2022	52.17	52.54	51.57	51.91
7592	NYSE	NWN	Wed, Jul 20, 2022	53.67	53.92	52.26	52.90
7591	NYSE	NWN	Tue, Jul 19, 2022	53.39	53.98	53.25	53.63
7590	NYSE	NWN	Mon, Jul 18, 2022	54.00	54.08	53.10	53.16
7589	NYSE	NWN	Fri, Jul 15, 2022	53.80	54.72	53.01	54.05
7588	NYSE	NWN	Thu, Jul 14, 2022	51.91	53.39	51.91	53.23
7587	NYSE	NWN	Wed, Jul 13, 2022	52.01	52.89	51.96	52.58
7586	NYSE	NWN	Tue, Jul 12, 2022	52.40	53.01	51.76	52.15
7585	NYSE	NWN	Mon, Jul 11, 2022	52.26	52.80	51.80	52.44
7584	NYSE	NWN	Fri, Jul 8, 2022	52.73	52.73	51.88	52.06
7583	NYSE	NWN	Thu, Jul 7, 2022	53.25	53.38	52.37	52.72
7582	NYSE	NWN	Wed, Jul 6, 2022	51.69	53.12	51.67	52.96
7581	NYSE	NWN	Tue, Jul 5, 2022	54.19	54.19	51.27	51.85
7580	NYSE	NWN	Fri, Jul 1, 2022	53.24	54.60	52.85	54.58
7579	NYSE	NWN	Thu, Jun 30, 2022	52.46	53.20	52.46	53.10
7578	NYSE	NWN	Wed, Jun 29, 2022	53.14	53.60	52.68	52.95
7577	NYSE	NWN	Tue, Jun 28, 2022	53.48	54.18	53.00	53.14
7576	NYSE	NWN	Mon, Jun 27, 2022	52.60	53.71	52.60	53.48
7575	NYSE	NWN	Fri, Jun 24, 2022	52.21	53.49	52.21	52.39
7574	NYSE	NWN	Thu, Jun 23, 2022	51.94	52.75	51.78	52.12
7573	NYSE	NWN	Wed, Jun 22, 2022	51.62	52.71	51.27	52.08
7572	NYSE	NWN	Tue, Jun 21, 2022	51.56	52.39	51.03	51.76
7571	NYSE	NWN	Fri, Jun 17, 2022	51.43	51.99	50.57	51.69
7570	NYSE	NWN	Thu, Jun 16, 2022	50.28	51.01	49.69	50.86
7569	NYSE	NWN	Wed, Jun 15, 2022	50.94	51.63	50.51	50.81
7568	NYSE	NWN	Tue, Jun 14, 2022	51.19	51.70	50.10	50.81
7567	NYSE	NWN	Mon, Jun 13, 2022	53.31	53.56	51.28	51.51
7566	NYSE	NWN	Fri, Jun 10, 2022	53.04	54.39	52.91	54.09
7565	NYSE	NWN	Thu, Jun 9, 2022	54.47	54.89	53.23	53.42
7564	NYSE	NWN	Wed, Jun 8, 2022	55.47	55.56	54.65	54.70
7563	NYSE	NWN	Tue, Jun 7, 2022	55.35	55.66	54.85	55.32
7562	NYSE	NWN	Mon, Jun 6, 2022	55.62	55.79	55.08	55.45
7561	NYSE	NWN	Fri, Jun 3, 2022	55.58	55.97	54.96	55.18
7560	NYSE	NWN	Thu, Jun 2, 2022	54.69	55.82	53.70	55.72
7559	NYSE	NWN	Wed, Jun 1, 2022	54.39	54.76	53.56	54.62
7558	NYSE	NWN	Tue, May 31, 2022	54.16	54.46	53.57	54.29
7557	NYSE	NWN	Fri, May 27, 2022	54.63	54.90	53.92	54.25
7556	NYSE	NWN	Thu, May 26, 2022	54.79	54.92	54.50	54.73
7555	NYSE	NWN	Wed, May 25, 2022	54.80	55.35	54.16	54.54
7554	NYSE	NWN	Tue, May 24, 2022	53.31	55.16	53.13	55.11
7553	NYSE	NWN	Mon, May 23, 2022	52.41	52.93	51.97	52.48
7552	NYSE	NWN	Fri, May 20, 2022	51.62	51.99	50.97	51.78
7551	NYSE	NWN	Thu, May 19, 2022	50.92	51.63	50.33	51.52
7550	NYSE	NWN	Wed, May 18, 2022	51.82	52.43	50.97	51.07
7549	NYSE	NWN	Tue, May 17, 2022	50.99	51.43	50.00	51.10
7548	NYSE	NWN	Mon, May 16, 2022	50.76	51.14	50.25	50.78
7547	NYSE	NWN	Fri, May 13, 2022	50.22	50.63	49.28	50.63
7546	NYSE	NWN	Thu, May 12, 2022	50.05	50.18	49.22	50.14
7545	NYSE	NWN	Wed, May 11, 2022	49.47	50.53	49.21	49.82
7544	NYSE	NWN	Tue, May 10, 2022	49.58	50.10	48.43	49.24
7543	NYSE	NWN	Mon, May 9, 2022	49.08	49.97	48.76	49.54
7542	NYSE	NWN	Fri, May 6, 2022	48.74	49.87	48.74	49.34
7541	NYSE	NWN	Thu, May 5, 2022	49.00	49.64	48.30	49.02
7540	NYSE	NWN	Wed, May 4, 2022	47.28	49.36	47.00	49.16
7539	NYSE	NWN	Tue, May 3, 2022	47.56	48.20	47.21	47.27
7538	NYSE	NWN	Mon, May 2, 2022	48.00	48.20	46.91	47.29
7537	NYSE	NWN	Fri, Apr 29, 2022	48.78	48.78	47.69	47.83
7536	NYSE	NWN	Thu, Apr 28, 2022	49.16	49.16	48.51	48.74
7535	NYSE	NWN	Wed, Apr 27, 2022	49.62	50.14	48.88	48.69
7534	NYSE	NWN	Tue, Apr 26, 2022	49.63	50.30	49.41	49.64
7533	NYSE	NWN	Mon, Apr 25, 2022	51.00	51.48	49.38	49.88
7532	NYSE	NWN	Fri, Apr 22, 2022	51.44	51.70	51.01	51.08
7531	NYSE	NWN	Thu, Apr 21, 2022	51.45	52.29	51.36	51.55
7530	NYSE	NWN	Wed, Apr 20, 2022	51.20	52.12	51.08	51.50
7529	NYSE	NWN	Tue, Apr 19, 2022	50.44	51.29	50.44	50.82
7528	NYSE	NWN	Mon, Apr 18, 2022	50.03	51.19	49.60	50.19
7527	NYSE	NWN	Thu, Apr 14, 2022	49.94	50.44	49.67	49.88
7526	NYSE	NWN	Wed, Apr 13, 2022	50.50	50.75	49.74	49.77
7525	NYSE	NWN	Tue, Apr 12, 2022	50.99	51.23	50.19	50.37
7524	NYSE	NWN	Mon, Apr 11, 2022	51.60	51.64	50.60	50.72
7523	NYSE	NWN	Fri, Apr 8, 2022	51.45	52.03	51.33	51.41
7522	NYSE	NWN	Thu, Apr 7, 2022	51.82	51.93	50.74	51.57
7521	NYSE	NWN	Wed, Apr 6, 2022	51.65	52.01	51.32	51.72
7520	NYSE	NWN	Tue, Apr 5, 2022	51.69	52.28	50.74	51.29
7519	NYSE	NWN	Mon, Apr 4, 2022	51.61	52.01	51.09	51.73
7518	NYSE	NWN	Fri, Apr 1, 2022	51.58	52.23	51.39	51.91
7517	NYSE	NWN	Thu, Mar 31, 2022	51.61	51.93	51.27	51.72
7516	NYSE	NWN	Wed, Mar 30, 2022	51.82	52.52	49.87	51.34
7515	NYSE	NWN	Tue, Mar 29, 2022	54.87	55.69	54.54	55.48
7514	NYSE	NWN	Mon, Mar 28, 2022	54.84	55.20	54.44	54.59
7513	NYSE	NWN	Fri, Mar 25, 2022	53.14	55.06	53.14	55.05
7512	NYSE	NWN	Thu, Mar 24, 2022	52.94	53.15	52.53	53.14
7511	NYSE	NWN	Wed, Mar 23, 2022	52.60	52.72	51.68	52.66
7510	NYSE	NWN	Tue, Mar 22, 2022	54.65	54.65	52.46	52.64
7509	NYSE	NWN	Mon, Mar 21, 2022	52.98	54.10	52.93	53.34
7508	NYSE	NWN	Fri, Mar 18, 2022	53.01	53.01	51.83	52.68
7507	NYSE	NWN	Thu, Mar 17, 2022	53.18	53.49	52.66	52.75
7506	NYSE	NWN	Wed, Mar 16, 2022	52.92	53.23	51.85	53.18
7505	NYSE	NWN	Tue, Mar 15, 2022	55.00	55.00	52.68	53.10
7504	NYSE	NWN	Mon, Mar 14, 2022	55.00	55.26	54.09	54.56
7503	NYSE	NWN	Fri, Mar 11, 2022	56.40	56.49	54.67	55.00
7502	NYSE	NWN	Thu, Mar 10, 2022	54.90	56.40	54.43	56.40
7501	NYSE	NWN	Wed, Mar 9, 2022	56.15	56.96	55.22	55.39
7500	NYSE	NWN	Tue, Mar 8, 2022	55.53	57.63	55.31	56.27
7499	NYSE	NWN	Mon, Mar 7, 2022	56.02	56.02	54.89	55.81
7498	NYSE	NWN	Fri, Mar 4, 2022	54.75	56.09	54.23	55.98
7497	NYSE	NWN	Thu, Mar 3, 2022	53.79	54.99	53.79	54.88
7496	NYSE	NWN	Wed, Mar 2, 2022	52.41	54.37	52.19	53.89
7495	NYSE	NWN	Tue, Mar 1, 2022	51.71	52.82	51.56	52.22
7494	NYSE	NWN	Mon, Feb 28, 2022	48.69	52.31	48.64	52.01
7493	NYSE	NWN	Fri, Feb 25, 2022	47.33	49.81	47.33	49.70
7492	NYSE	NWN	Thu, Feb 24, 2022	46.53	47.64	46.05	46.97
7491	NYSE	NWN	Wed, Feb 23, 2022	47.09	47.60	46.49	46.60
7490	NYSE	NWN	Tue, Feb 22, 2022	46.55	47.30	45.81	47.08
7489	NYSE	NWN	Fri, Feb 18, 2022	47.05	47.47	45.98	46.30
7488	NYSE	NWN	Thu, Feb 17, 2022	46.57	47.27	46.42	47.24
7487	NYSE	NWN	Wed, Feb 16, 2022	46.39	46.86	46.06	46.74
7486	NYSE	NWN	Tue, Feb 15, 2022	46.91	47.14	46.20	46.43
7485	NYSE	NWN	Mon, Feb 14, 2022	47.19	47.22	45.98	46.63
7484	NYSE	NWN	Fri, Feb 11, 2022	46.41	47.17	46.22	46.83
7483	NYSE	NWN	Thu, Feb 10, 2022	47.09	47.25	45.93	46.10
7482	NYSE	NWN	Wed, Feb 9, 2022	47.30	47.61	47.00	47.44
7481	NYSE	NWN	Tue, Feb 8, 2022	47.06	47.30	46.61	47.11
7480	NYSE	NWN	Mon, Feb 7, 2022	46.77	47.23	46.40	46.94
7479	NYSE	NWN	Fri, Feb 4, 2022	47.30	47.47	46.31	46.97
7478	NYSE	NWN	Thu, Feb 3, 2022	47.54	47.94	47.06	47.56
7477	NYSE	NWN	Wed, Feb 2, 2022	47.74	47.95	47.22	47.65
7476	NYSE	NWN	Tue, Feb 1, 2022	47.19	47.73	46.58	47.61
7475	NYSE	NWN	Mon, Jan 31, 2022	46.94	47.38	46.35	47.34
7474	NYSE	NWN	Fri, Jan 28, 2022	46.83	47.54	46.42	47.51
7473	NYSE	NWN	Thu, Jan 27, 2022	47.30	48.25	47.03	46.83
7472	NYSE	NWN	Wed, Jan 26, 2022	47.46	48.00	46.67	47.32
7471	NYSE	NWN	Tue, Jan 25, 2022	46.64	47.75	46.19	47.35
7470	NYSE	NWN	Mon, Jan 24, 2022	47.50	47.81	46.08	47.11
7469	NYSE	NWN	Fri, Jan 21, 2022	48.48	48.91	47.53	47.54
7468	NYSE	NWN	Thu, Jan 20, 2022	49.00	49.10	48.13	48.29
7467	NYSE	NWN	Wed, Jan 19, 2022	48.74	49.10	48.36	48.54
7466	NYSE	NWN	Tue, Jan 18, 2022	49.80	49.82	48.39	48.85
7465	NYSE	NWN	Fri, Jan 14, 2022	48.57	49.88	48.42	49.82
7464	NYSE	NWN	Thu, Jan 13, 2022	48.03	48.53	47.88	48.42
7463	NYSE	NWN	Wed, Jan 12, 2022	48.25	48.41	47.71	47.82
7462	NYSE	NWN	Tue, Jan 11, 2022	49.63	49.63	47.94	48.25
7461	NYSE	NWN	Mon, Jan 10, 2022	49.97	50.10	49.13	49.38
7460	NYSE	NWN	Fri, Jan 7, 2022	49.55	49.98	49.17	49.80
7459	NYSE	NWN	Thu, Jan 6, 2022	49.72	49.74	49.27	49.54
7458	NYSE	NWN	Wed, Jan 5, 2022	49.47	49.89	49.24	49.57
7457	NYSE	NWN	Tue, Jan 4, 2022	49.10	49.79	49.08	49.35
7456	NYSE	NWN	Mon, Jan 3, 2022	48.90	49.37	48.21	48.77
7455	NYSE	NWN	Fri, Dec 31, 2021	48.70	49.00	48.41	48.78
7454	NYSE	NWN	Thu, Dec 30, 2021	48.76	49.10	48.59	48.75
7453	NYSE	NWN	Wed, Dec 29, 2021	48.52	48.82	48.16	48.74
7452	NYSE	NWN	Tue, Dec 28, 2021	48.32	48.74	48.03	48.34
7451	NYSE	NWN	Mon, Dec 27, 2021	48.29	48.41	47.72	48.35
7450	NYSE	NWN	Thu, Dec 23, 2021	48.23	48.75	48.08	48.28
7449	NYSE	NWN	Wed, Dec 22, 2021	47.76	48.34	47.55	48.33
7448	NYSE	NWN	Tue, Dec 21, 2021	48.16	48.89	47.41	47.84
7447	NYSE	NWN	Mon, Dec 20, 2021	47.46	48.23	46.71	48.05
7446	NYSE	NWN	Fri, Dec 17, 2021	48.22	48.70	47.64	47.69
7445	NYSE	NWN	Thu, Dec 16, 2021	47.78	48.95	47.73	48.43
7444	NYSE	NWN	Wed, Dec 15, 2021	46.57	47.99	46.51	47.64
7443	NYSE	NWN	Tue, Dec 14, 2021	47.16	47.88	46.23	46.35
7442	NYSE	NWN	Mon, Dec 13, 2021	47.00	47.64	46.85	47.15
7441	NYSE	NWN	Fri, Dec 10, 2021	46.82	47.00	46.61	46.96
7440	NYSE	NWN	Thu, Dec 9, 2021	46.36	46.76	45.96	46.51
7439	NYSE	NWN	Wed, Dec 8, 2021	45.99	46.52	45.99	46.38
7438	NYSE	NWN	Tue, Dec 7, 2021	46.05	46.32	45.60	46.06
7437	NYSE	NWN	Mon, Dec 6, 2021	44.97	46.15	44.82	46.04
7436	NYSE	NWN	Fri, Dec 3, 2021	43.88	44.56	43.62	44.51
7435	NYSE	NWN	Thu, Dec 2, 2021	43.43	44.36	43.43	43.78
7434	NYSE	NWN	Wed, Dec 1, 2021	43.69	44.84	43.20	43.24
7433	NYSE	NWN	Tue, Nov 30, 2021	44.02	44.26	43.07	43.12
7432	NYSE	NWN	Mon, Nov 29, 2021	44.47	45.00	44.02	44.48
7431	NYSE	NWN	Fri, Nov 26, 2021	45.13	45.34	43.89	44.25
7430	NYSE	NWN	Wed, Nov 24, 2021	45.50	45.71	45.02	45.62
7429	NYSE	NWN	Tue, Nov 23, 2021	45.94	46.27	45.50	45.57
7428	NYSE	NWN	Mon, Nov 22, 2021	45.58	46.42	45.18	45.85
7427	NYSE	NWN	Fri, Nov 19, 2021	45.62	45.83	45.28	45.61
7426	NYSE	NWN	Thu, Nov 18, 2021	45.80	45.96	45.60	45.78
7425	NYSE	NWN	Wed, Nov 17, 2021	46.09	46.24	45.69	45.97
7424	NYSE	NWN	Tue, Nov 16, 2021	46.23	46.68	46.04	46.23
7423	NYSE	NWN	Mon, Nov 15, 2021	46.32	47.18	45.79	46.87
7422	NYSE	NWN	Fri, Nov 12, 2021	45.62	46.36	45.39	46.07
7421	NYSE	NWN	Thu, Nov 11, 2021	45.99	46.00	45.38	45.66
7420	NYSE	NWN	Wed, Nov 10, 2021	45.30	46.29	45.03	45.72
7419	NYSE	NWN	Tue, Nov 9, 2021	45.88	45.88	45.08	45.19
7418	NYSE	NWN	Mon, Nov 8, 2021	46.88	46.88	45.22	45.73
7417	NYSE	NWN	Fri, Nov 5, 2021	46.13	47.71	46.13	47.03
7416	NYSE	NWN	Thu, Nov 4, 2021	46.50	46.58	45.54	46.19
7415	NYSE	NWN	Wed, Nov 3, 2021	45.46	46.48	45.46	46.37
7414	NYSE	NWN	Tue, Nov 2, 2021	46.15	46.29	44.92	45.64
7413	NYSE	NWN	Mon, Nov 1, 2021	45.10	46.18	44.81	46.09
7412	NYSE	NWN	Fri, Oct 29, 2021	45.49	45.80	44.73	45.09
7411	NYSE	NWN	Thu, Oct 28, 2021	45.92	46.15	44.96	45.35
7410	NYSE	NWN	Wed, Oct 27, 2021	46.85	47.00	45.97	45.75
7409	NYSE	NWN	Tue, Oct 26, 2021	47.14	47.59	46.67	46.83
7408	NYSE	NWN	Mon, Oct 25, 2021	46.83	47.23	46.60	47.14
7407	NYSE	NWN	Fri, Oct 22, 2021	47.00	47.34	46.51	46.78
7406	NYSE	NWN	Thu, Oct 21, 2021	47.40	47.55	46.70	47.05
7405	NYSE	NWN	Wed, Oct 20, 2021	46.98	47.81	46.85	47.48
7404	NYSE	NWN	Tue, Oct 19, 2021	46.84	46.98	46.11	46.92
7403	NYSE	NWN	Mon, Oct 18, 2021	47.32	47.37	46.50	46.62
7402	NYSE	NWN	Fri, Oct 15, 2021	47.94	48.25	47.38	47.40
7401	NYSE	NWN	Thu, Oct 14, 2021	47.42	47.58	47.10	47.46
7400	NYSE	NWN	Wed, Oct 13, 2021	46.83	47.29	46.27	47.08
7399	NYSE	NWN	Tue, Oct 12, 2021	46.91	47.18	46.54	46.73
7398	NYSE	NWN	Mon, Oct 11, 2021	47.00	47.67	46.52	46.61
7397	NYSE	NWN	Fri, Oct 8, 2021	47.22	47.22	46.55	46.83
7396	NYSE	NWN	Thu, Oct 7, 2021	47.40	47.54	46.78	47.01
7395	NYSE	NWN	Wed, Oct 6, 2021	46.84	47.32	45.87	47.30
7394	NYSE	NWN	Tue, Oct 5, 2021	47.33	47.47	46.89	47.10
7393	NYSE	NWN	Mon, Oct 4, 2021	46.34	47.34	46.33	47.21
7392	NYSE	NWN	Fri, Oct 1, 2021	46.40	46.89	45.80	46.34
7391	NYSE	NWN	Thu, Sep 30, 2021	46.94	46.94	45.77	45.99
7390	NYSE	NWN	Wed, Sep 29, 2021	45.77	46.81	45.66	46.63
7389	NYSE	NWN	Tue, Sep 28, 2021	46.17	46.25	45.09	45.73
7388	NYSE	NWN	Mon, Sep 27, 2021	46.14	47.62	46.00	46.05
7387	NYSE	NWN	Fri, Sep 24, 2021	46.99	47.32	46.22	46.26
7386	NYSE	NWN	Thu, Sep 23, 2021	46.69	47.58	46.69	46.90
7385	NYSE	NWN	Wed, Sep 22, 2021	47.38	47.78	46.98	47.24
7384	NYSE	NWN	Tue, Sep 21, 2021	47.91	48.19	47.11	47.13
7383	NYSE	NWN	Mon, Sep 20, 2021	47.56	48.47	47.05	47.69
7382	NYSE	NWN	Fri, Sep 17, 2021	48.07	48.23	47.32	47.96
7381	NYSE	NWN	Thu, Sep 16, 2021	48.15	48.31	47.22	47.87
7380	NYSE	NWN	Wed, Sep 15, 2021	48.05	48.80	47.85	48.15
7379	NYSE	NWN	Tue, Sep 14, 2021	49.10	49.10	47.71	48.14
7378	NYSE	NWN	Mon, Sep 13, 2021	49.46	50.35	48.55	49.07
7377	NYSE	NWN	Fri, Sep 10, 2021	50.10	50.32	48.93	49.23
7376	NYSE	NWN	Thu, Sep 9, 2021	50.83	50.83	50.01	50.02
7375	NYSE	NWN	Wed, Sep 8, 2021	50.25	51.22	50.00	51.11
7374	NYSE	NWN	Tue, Sep 7, 2021	50.88	51.20	50.41	50.46
7373	NYSE	NWN	Fri, Sep 3, 2021	51.56	51.60	50.83	51.00
7372	NYSE	NWN	Thu, Sep 2, 2021	51.98	51.99	51.56	51.59
7371	NYSE	NWN	Wed, Sep 1, 2021	51.61	52.03	51.32	51.96
7370	NYSE	NWN	Tue, Aug 31, 2021	51.39	51.88	51.21	51.45
7369	NYSE	NWN	Mon, Aug 30, 2021	51.34	51.53	51.09	51.39
7368	NYSE	NWN	Fri, Aug 27, 2021	50.51	51.30	50.51	51.08
7367	NYSE	NWN	Thu, Aug 26, 2021	51.50	51.50	50.42	50.47
7366	NYSE	NWN	Wed, Aug 25, 2021	52.08	52.08	51.53	51.59
7365	NYSE	NWN	Tue, Aug 24, 2021	52.01	52.07	51.37	51.95
7364	NYSE	NWN	Mon, Aug 23, 2021	52.43	52.62	51.74	51.95
7363	NYSE	NWN	Fri, Aug 20, 2021	51.62	52.40	51.36	52.32
7362	NYSE	NWN	Thu, Aug 19, 2021	51.66	52.26	51.66	51.78
7361	NYSE	NWN	Wed, Aug 18, 2021	52.82	53.01	51.63	51.91
7360	NYSE	NWN	Tue, Aug 17, 2021	52.89	53.22	52.53	52.90
7359	NYSE	NWN	Mon, Aug 16, 2021	53.47	53.80	52.99	53.04
7358	NYSE	NWN	Fri, Aug 13, 2021	52.85	53.70	52.66	53.53
7357	NYSE	NWN	Thu, Aug 12, 2021	53.06	53.07	52.56	52.64
7356	NYSE	NWN	Wed, Aug 11, 2021	53.01	53.57	52.82	53.26
7355	NYSE	NWN	Tue, Aug 10, 2021	52.79	53.06	52.40	52.84
7354	NYSE	NWN	Mon, Aug 9, 2021	53.43	53.43	52.69	52.86
7353	NYSE	NWN	Fri, Aug 6, 2021	53.95	54.20	53.29	53.43
7352	NYSE	NWN	Thu, Aug 5, 2021	54.30	54.48	52.85	53.48
7351	NYSE	NWN	Wed, Aug 4, 2021	53.51	53.96	52.63	53.79
7350	NYSE	NWN	Tue, Aug 3, 2021	53.30	54.20	52.99	54.06
7349	NYSE	NWN	Mon, Aug 2, 2021	52.47	53.53	52.40	53.03
7348	NYSE	NWN	Fri, Jul 30, 2021	53.08	53.27	52.12	52.29
7347	NYSE	NWN	Thu, Jul 29, 2021	53.74	53.75	53.05	53.10
7346	NYSE	NWN	Wed, Jul 28, 2021	53.99	54.01	52.63	53.28
7345	NYSE	NWN	Tue, Jul 27, 2021	52.56	53.84	52.08	53.84
7344	NYSE	NWN	Mon, Jul 26, 2021	52.24	52.85	52.00	52.81
7343	NYSE	NWN	Fri, Jul 23, 2021	50.97	51.99	50.97	51.95
7342	NYSE	NWN	Thu, Jul 22, 2021	51.64	51.70	50.83	51.05
7341	NYSE	NWN	Wed, Jul 21, 2021	52.48	52.69	51.78	51.86
7340	NYSE	NWN	Tue, Jul 20, 2021	51.94	53.09	51.76	52.29
7339	NYSE	NWN	Mon, Jul 19, 2021	52.63	53.29	51.12	51.65
7338	NYSE	NWN	Fri, Jul 16, 2021	53.20	53.75	52.82	52.89
7337	NYSE	NWN	Thu, Jul 15, 2021	51.95	53.20	51.87	52.94
7336	NYSE	NWN	Wed, Jul 14, 2021	51.89	52.35	51.64	52.16
7335	NYSE	NWN	Tue, Jul 13, 2021	52.05	52.52	51.73	51.96
7334	NYSE	NWN	Mon, Jul 12, 2021	52.06	52.37	51.63	52.32
7333	NYSE	NWN	Fri, Jul 9, 2021	51.74	52.09	51.27	52.00
7332	NYSE	NWN	Thu, Jul 8, 2021	51.99	52.19	51.11	51.32
7331	NYSE	NWN	Wed, Jul 7, 2021	51.85	52.61	51.56	52.28
7330	NYSE	NWN	Tue, Jul 6, 2021	52.61	52.61	50.93	52.13
7329	NYSE	NWN	Fri, Jul 2, 2021	53.00	53.00	52.10	52.53
7328	NYSE	NWN	Thu, Jul 1, 2021	52.71	53.22	52.38	52.87
7327	NYSE	NWN	Wed, Jun 30, 2021	52.50	52.98	52.19	52.52
7326	NYSE	NWN	Tue, Jun 29, 2021	53.12	53.51	52.53	52.61
7325	NYSE	NWN	Mon, Jun 28, 2021	53.30	53.60	52.85	53.12
7324	NYSE	NWN	Fri, Jun 25, 2021	51.81	53.35	51.66	53.35
7323	NYSE	NWN	Thu, Jun 24, 2021	51.77	52.08	51.37	52.01
7322	NYSE	NWN	Wed, Jun 23, 2021	52.94	52.94	51.41	51.71
7321	NYSE	NWN	Tue, Jun 22, 2021	53.40	53.55	52.62	52.76
7320	NYSE	NWN	Mon, Jun 21, 2021	52.29	53.63	52.17	53.34
7319	NYSE	NWN	Fri, Jun 18, 2021	54.53	54.53	52.07	52.17
7318	NYSE	NWN	Thu, Jun 17, 2021	54.95	55.22	54.36	54.71
7317	NYSE	NWN	Wed, Jun 16, 2021	55.26	55.50	54.49	55.01
7316	NYSE	NWN	Tue, Jun 15, 2021	55.05	55.34	54.83	55.29
7315	NYSE	NWN	Mon, Jun 14, 2021	55.40	55.70	54.97	55.10
7314	NYSE	NWN	Fri, Jun 11, 2021	54.81	55.29	54.81	55.23
7313	NYSE	NWN	Thu, Jun 10, 2021	54.80	55.24	54.75	54.75
7312	NYSE	NWN	Wed, Jun 9, 2021	54.65	55.10	54.50	54.90
7311	NYSE	NWN	Tue, Jun 8, 2021	54.45	54.79	54.15	54.32
7310	NYSE	NWN	Mon, Jun 7, 2021	53.78	54.60	53.72	54.48
7309	NYSE	NWN	Fri, Jun 4, 2021	54.21	54.34	53.69	53.77
7308	NYSE	NWN	Thu, Jun 3, 2021	53.59	54.18	53.31	54.02
7307	NYSE	NWN	Wed, Jun 2, 2021	53.34	53.94	53.08	53.58
7306	NYSE	NWN	Tue, Jun 1, 2021	52.63	53.34	52.59	53.19
7305	NYSE	NWN	Fri, May 28, 2021	53.20	53.43	52.73	52.88
7304	NYSE	NWN	Thu, May 27, 2021	53.49	53.61	52.81	52.95
7303	NYSE	NWN	Wed, May 26, 2021	52.85	53.67	52.54	53.31
7302	NYSE	NWN	Tue, May 25, 2021	53.26	53.26	52.50	52.83
7301	NYSE	NWN	Mon, May 24, 2021	53.16	53.78	53.06	53.48
7300	NYSE	NWN	Fri, May 21, 2021	53.98	54.06	52.71	53.07
7299	NYSE	NWN	Thu, May 20, 2021	53.64	53.99	53.38	53.64
7298	NYSE	NWN	Wed, May 19, 2021	54.29	54.55	53.56	53.77
7297	NYSE	NWN	Tue, May 18, 2021	54.25	54.73	53.79	54.49
7296	NYSE	NWN	Mon, May 17, 2021	54.39	54.73	53.76	54.22
7295	NYSE	NWN	Fri, May 14, 2021	55.24	55.72	54.30	54.67
7294	NYSE	NWN	Thu, May 13, 2021	53.13	55.11	53.13	55.04
7293	NYSE	NWN	Wed, May 12, 2021	54.61	55.01	52.93	53.28
7292	NYSE	NWN	Tue, May 11, 2021	55.23	55.37	54.11	54.69
7291	NYSE	NWN	Mon, May 10, 2021	55.33	56.11	55.15	55.28
7290	NYSE	NWN	Fri, May 7, 2021	54.56	55.36	54.51	55.09
7289	NYSE	NWN	Thu, May 6, 2021	54.32	54.98	54.11	54.67
7288	NYSE	NWN	Wed, May 5, 2021	54.26	54.29	53.03	54.01
7287	NYSE	NWN	Tue, May 4, 2021	54.42	54.65	53.38	54.04
7286	NYSE	NWN	Mon, May 3, 2021	54.08	54.75	53.85	54.40
7285	NYSE	NWN	Fri, Apr 30, 2021	53.55	54.07	53.21	53.92
7284	NYSE	NWN	Thu, Apr 29, 2021	53.66	54.23	53.41	53.86
7283	NYSE	NWN	Wed, Apr 28, 2021	53.59	54.15	53.46	53.29
7282	NYSE	NWN	Tue, Apr 27, 2021	54.74	54.74	53.42	53.57
7281	NYSE	NWN	Mon, Apr 26, 2021	55.54	55.54	54.34	54.47
7280	NYSE	NWN	Fri, Apr 23, 2021	56.00	56.26	55.17	55.26
7279	NYSE	NWN	Thu, Apr 22, 2021	56.23	56.23	55.50	55.71
7278	NYSE	NWN	Wed, Apr 21, 2021	56.15	56.75	55.64	56.15
7277	NYSE	NWN	Tue, Apr 20, 2021	55.18	56.54	54.96	56.39
7276	NYSE	NWN	Mon, Apr 19, 2021	55.67	55.75	54.77	54.95
7275	NYSE	NWN	Fri, Apr 16, 2021	55.74	55.86	55.16	55.48
7274	NYSE	NWN	Thu, Apr 15, 2021	54.82	55.51	54.33	55.34
7273	NYSE	NWN	Wed, Apr 14, 2021	54.00	54.92	53.98	54.70
7272	NYSE	NWN	Tue, Apr 13, 2021	54.36	54.58	53.80	53.91
7271	NYSE	NWN	Mon, Apr 12, 2021	54.63	55.17	54.40	54.72
7270	NYSE	NWN	Fri, Apr 9, 2021	54.07	54.66	54.01	54.40
7269	NYSE	NWN	Thu, Apr 8, 2021	54.20	54.49	53.90	54.22
7268	NYSE	NWN	Wed, Apr 7, 2021	53.83	54.23	53.63	54.14
7267	NYSE	NWN	Tue, Apr 6, 2021	53.29	54.06	53.03	53.72
7266	NYSE	NWN	Mon, Apr 5, 2021	53.34	54.10	52.95	53.47
7265	NYSE	NWN	Thu, Apr 1, 2021	53.92	53.95	52.61	53.07
7264	NYSE	NWN	Wed, Mar 31, 2021	53.52	54.24	53.14	53.95
7263	NYSE	NWN	Tue, Mar 30, 2021	53.63	54.10	52.60	53.69
7262	NYSE	NWN	Mon, Mar 29, 2021	52.28	54.25	52.28	53.88
7261	NYSE	NWN	Fri, Mar 26, 2021	52.96	52.96	51.95	52.63
7260	NYSE	NWN	Thu, Mar 25, 2021	53.64	53.64	51.33	52.70
7259	NYSE	NWN	Wed, Mar 24, 2021	51.32	53.94	50.90	53.11
7258	NYSE	NWN	Tue, Mar 23, 2021	49.57	52.40	49.25	51.23
7257	NYSE	NWN	Mon, Mar 22, 2021	52.83	53.05	49.33	50.05
7256	NYSE	NWN	Fri, Mar 19, 2021	51.46	53.28	50.30	52.96
7255	NYSE	NWN	Thu, Mar 18, 2021	50.56	51.68	50.42	51.44
7254	NYSE	NWN	Wed, Mar 17, 2021	53.33	53.33	50.53	50.57
7253	NYSE	NWN	Tue, Mar 16, 2021	53.61	54.15	53.02	53.36
7252	NYSE	NWN	Mon, Mar 15, 2021	53.22	54.27	53.17	54.15
7251	NYSE	NWN	Fri, Mar 12, 2021	52.66	53.48	52.00	53.22
7250	NYSE	NWN	Thu, Mar 11, 2021	52.87	53.15	51.60	52.12
7249	NYSE	NWN	Wed, Mar 10, 2021	52.33	53.54	51.75	53.01
7248	NYSE	NWN	Tue, Mar 9, 2021	53.49	54.12	52.18	52.25
7247	NYSE	NWN	Mon, Mar 8, 2021	51.86	53.88	51.42	53.74
7246	NYSE	NWN	Fri, Mar 5, 2021	49.14	51.85	49.00	51.71
7245	NYSE	NWN	Thu, Mar 4, 2021	47.71	49.27	47.46	48.57
7244	NYSE	NWN	Wed, Mar 3, 2021	47.68	47.92	46.77	47.47
7243	NYSE	NWN	Tue, Mar 2, 2021	48.25	48.51	47.45	47.80
7242	NYSE	NWN	Mon, Mar 1, 2021	48.76	49.01	47.94	48.25
7241	NYSE	NWN	Fri, Feb 26, 2021	48.55	49.67	47.99	47.99
7240	NYSE	NWN	Thu, Feb 25, 2021	49.51	50.18	48.76	48.79
7239	NYSE	NWN	Wed, Feb 24, 2021	49.34	49.41	48.07	49.16
7238	NYSE	NWN	Tue, Feb 23, 2021	47.65	49.59	47.59	49.06
7237	NYSE	NWN	Mon, Feb 22, 2021	48.79	48.87	47.27	47.69
7236	NYSE	NWN	Fri, Feb 19, 2021	48.06	49.28	48.06	48.88
7235	NYSE	NWN	Thu, Feb 18, 2021	47.91	48.92	47.74	48.22
7234	NYSE	NWN	Wed, Feb 17, 2021	46.93	47.90	46.83	47.82
7233	NYSE	NWN	Tue, Feb 16, 2021	46.58	46.99	45.87	46.83
7232	NYSE	NWN	Fri, Feb 12, 2021	47.50	47.50	46.16	46.32
7231	NYSE	NWN	Thu, Feb 11, 2021	46.53	47.34	46.52	47.32
7230	NYSE	NWN	Wed, Feb 10, 2021	47.00	47.50	46.21	46.67
7229	NYSE	NWN	Tue, Feb 9, 2021	45.87	46.90	45.28	46.71
7228	NYSE	NWN	Mon, Feb 8, 2021	46.34	46.43	45.59	45.79
7227	NYSE	NWN	Fri, Feb 5, 2021	45.34	46.37	44.73	46.14
7226	NYSE	NWN	Thu, Feb 4, 2021	43.68	45.16	43.50	45.09
7225	NYSE	NWN	Wed, Feb 3, 2021	44.40	44.50	43.12	43.75
7224	NYSE	NWN	Tue, Feb 2, 2021	45.27	45.29	44.37	44.38
7223	NYSE	NWN	Mon, Feb 1, 2021	46.99	46.99	44.85	45.26
7222	NYSE	NWN	Fri, Jan 29, 2021	44.31	47.24	43.70	46.71
7221	NYSE	NWN	Thu, Jan 28, 2021	46.00	46.97	43.92	44.17
7220	NYSE	NWN	Wed, Jan 27, 2021	44.66	46.65	43.93	46.02
7219	NYSE	NWN	Tue, Jan 26, 2021	44.51	45.71	43.67	45.16
7218	NYSE	NWN	Mon, Jan 25, 2021	43.15	45.80	42.92	44.40
7217	NYSE	NWN	Fri, Jan 22, 2021	42.74	43.28	41.71	43.24
7216	NYSE	NWN	Thu, Jan 21, 2021	42.62	43.15	42.18	42.92
7215	NYSE	NWN	Wed, Jan 20, 2021	43.59	43.69	41.78	42.44
7214	NYSE	NWN	Tue, Jan 19, 2021	44.92	45.01	43.41	43.49
7213	NYSE	NWN	Fri, Jan 15, 2021	44.26	45.01	43.85	44.71
7212	NYSE	NWN	Thu, Jan 14, 2021	44.80	44.80	44.01	44.40
7211	NYSE	NWN	Wed, Jan 13, 2021	43.77	44.58	43.35	44.50
7210	NYSE	NWN	Tue, Jan 12, 2021	43.87	44.28	43.45	43.64
7209	NYSE	NWN	Mon, Jan 11, 2021	43.52	44.07	43.14	43.87
7208	NYSE	NWN	Fri, Jan 8, 2021	44.00	44.32	42.97	43.93
7207	NYSE	NWN	Thu, Jan 7, 2021	45.17	45.17	43.65	43.85
7206	NYSE	NWN	Wed, Jan 6, 2021	44.44	45.78	44.37	45.27
7205	NYSE	NWN	Tue, Jan 5, 2021	45.72	45.78	43.75	43.96
7204	NYSE	NWN	Mon, Jan 4, 2021	46.23	46.23	44.80	45.66
7203	NYSE	NWN	Thu, Dec 31, 2020	45.78	46.14	45.05	45.99
7202	NYSE	NWN	Wed, Dec 30, 2020	45.57	46.12	45.27	45.66
7201	NYSE	NWN	Tue, Dec 29, 2020	46.58	46.74	45.29	45.56
7200	NYSE	NWN	Mon, Dec 28, 2020	45.84	46.93	45.84	46.25
7199	NYSE	NWN	Thu, Dec 24, 2020	45.66	45.86	45.20	45.71
7198	NYSE	NWN	Wed, Dec 23, 2020	46.47	47.65	45.24	45.47
7197	NYSE	NWN	Tue, Dec 22, 2020	44.82	46.63	44.30	46.19
7196	NYSE	NWN	Mon, Dec 21, 2020	48.31	48.51	44.29	44.81
7195	NYSE	NWN	Fri, Dec 18, 2020	51.84	52.25	48.85	49.19
7194	NYSE	NWN	Thu, Dec 17, 2020	51.06	52.30	50.93	51.67
7193	NYSE	NWN	Wed, Dec 16, 2020	51.93	52.03	50.30	50.48
7192	NYSE	NWN	Tue, Dec 15, 2020	50.36	51.87	49.86	51.71
7191	NYSE	NWN	Mon, Dec 14, 2020	49.00	50.99	48.91	50.19
7190	NYSE	NWN	Fri, Dec 11, 2020	47.36	48.90	47.26	48.83
7189	NYSE	NWN	Thu, Dec 10, 2020	47.64	47.69	46.74	47.56
7188	NYSE	NWN	Wed, Dec 9, 2020	47.83	48.21	47.52	47.81
7187	NYSE	NWN	Tue, Dec 8, 2020	47.47	47.72	46.84	47.69
7186	NYSE	NWN	Mon, Dec 7, 2020	48.42	48.66	47.72	47.86
7185	NYSE	NWN	Fri, Dec 4, 2020	47.87	48.76	47.87	48.65
7184	NYSE	NWN	Thu, Dec 3, 2020	48.44	48.58	47.72	47.79
7183	NYSE	NWN	Wed, Dec 2, 2020	48.15	48.72	47.46	48.51
7182	NYSE	NWN	Tue, Dec 1, 2020	48.50	49.10	47.90	48.31
7181	NYSE	NWN	Mon, Nov 30, 2020	49.06	49.30	47.74	47.92
7180	NYSE	NWN	Fri, Nov 27, 2020	50.42	50.42	48.77	49.54
7179	NYSE	NWN	Wed, Nov 25, 2020	50.65	51.61	50.19	50.75
7178	NYSE	NWN	Tue, Nov 24, 2020	49.64	51.21	49.20	50.80
7177	NYSE	NWN	Mon, Nov 23, 2020	48.42	49.55	48.17	49.11
7176	NYSE	NWN	Fri, Nov 20, 2020	47.43	48.28	47.21	48.12
7175	NYSE	NWN	Thu, Nov 19, 2020	48.22	48.49	47.06	47.85
7174	NYSE	NWN	Wed, Nov 18, 2020	49.68	50.14	48.28	48.32
7173	NYSE	NWN	Tue, Nov 17, 2020	49.20	49.87	48.61	49.51
7172	NYSE	NWN	Mon, Nov 16, 2020	50.35	50.35	48.99	49.69
7171	NYSE	NWN	Fri, Nov 13, 2020	48.21	49.43	47.82	49.15
7170	NYSE	NWN	Thu, Nov 12, 2020	49.85	49.85	47.45	47.82
7169	NYSE	NWN	Wed, Nov 11, 2020	51.29	51.49	49.52	50.32
7168	NYSE	NWN	Tue, Nov 10, 2020	47.59	51.70	47.54	51.45
7167	NYSE	NWN	Mon, Nov 9, 2020	46.44	48.63	46.19	46.97
7166	NYSE	NWN	Fri, Nov 6, 2020	45.14	45.21	43.65	43.75
7165	NYSE	NWN	Thu, Nov 5, 2020	49.28	49.28	44.36	44.99
7164	NYSE	NWN	Wed, Nov 4, 2020	45.23	45.64	44.14	44.18
7163	NYSE	NWN	Tue, Nov 3, 2020	46.00	46.82	45.30	45.75
7162	NYSE	NWN	Mon, Nov 2, 2020	45.04	45.53	44.37	45.35
7161	NYSE	NWN	Fri, Oct 30, 2020	44.58	45.18	43.94	44.44
7160	NYSE	NWN	Thu, Oct 29, 2020	43.52	45.06	42.33	44.72
7159	NYSE	NWN	Wed, Oct 28, 2020	46.34	46.73	44.18	43.91
7158	NYSE	NWN	Tue, Oct 27, 2020	47.50	48.36	46.96	47.15
7157	NYSE	NWN	Mon, Oct 26, 2020	46.95	47.84	46.61	47.83
7156	NYSE	NWN	Fri, Oct 23, 2020	47.38	47.82	46.73	47.02
7155	NYSE	NWN	Thu, Oct 22, 2020	47.30	47.73	46.58	47.18
7154	NYSE	NWN	Wed, Oct 21, 2020	45.61	48.31	45.61	47.52
7153	NYSE	NWN	Tue, Oct 20, 2020	45.63	46.17	45.35	45.91
7152	NYSE	NWN	Mon, Oct 19, 2020	46.31	46.37	45.31	45.35
7151	NYSE	NWN	Fri, Oct 16, 2020	46.22	46.87	45.75	46.31
7150	NYSE	NWN	Thu, Oct 15, 2020	46.00	46.84	45.74	46.49
7149	NYSE	NWN	Wed, Oct 14, 2020	46.95	47.51	46.29	46.46
7148	NYSE	NWN	Tue, Oct 13, 2020	46.57	47.22	46.34	47.05
7147	NYSE	NWN	Mon, Oct 12, 2020	46.56	47.18	46.48	46.98
7146	NYSE	NWN	Fri, Oct 9, 2020	47.50	47.81	46.42	46.91
7145	NYSE	NWN	Thu, Oct 8, 2020	46.62	47.09	46.47	46.89
7144	NYSE	NWN	Wed, Oct 7, 2020	46.41	46.63	45.81	46.30
7143	NYSE	NWN	Tue, Oct 6, 2020	45.81	47.33	45.35	46.48
7142	NYSE	NWN	Mon, Oct 5, 2020	45.62	45.62	44.98	45.30
7141	NYSE	NWN	Fri, Oct 2, 2020	44.32	45.76	43.96	45.48
7140	NYSE	NWN	Thu, Oct 1, 2020	45.14	45.61	44.34	44.77
7139	NYSE	NWN	Wed, Sep 30, 2020	44.22	45.48	44.09	45.39
7138	NYSE	NWN	Tue, Sep 29, 2020	44.14	44.45	43.37	43.69
7137	NYSE	NWN	Mon, Sep 28, 2020	44.30	44.87	43.89	43.94
7136	NYSE	NWN	Fri, Sep 25, 2020	43.76	44.52	43.61	44.32
7135	NYSE	NWN	Thu, Sep 24, 2020	44.00	44.70	43.34	44.07
7134	NYSE	NWN	Wed, Sep 23, 2020	45.39	45.73	43.41	43.41
7133	NYSE	NWN	Tue, Sep 22, 2020	45.33	46.05	44.53	45.39
7132	NYSE	NWN	Mon, Sep 21, 2020	44.35	45.11	43.61	45.06
7131	NYSE	NWN	Fri, Sep 18, 2020	45.98	46.04	44.67	44.96
7130	NYSE	NWN	Thu, Sep 17, 2020	45.60	45.82	45.33	45.64
7129	NYSE	NWN	Wed, Sep 16, 2020	45.32	46.47	45.28	45.99
7128	NYSE	NWN	Tue, Sep 15, 2020	46.58	47.00	45.14	45.43
7127	NYSE	NWN	Mon, Sep 14, 2020	46.50	47.25	46.14	46.34
7126	NYSE	NWN	Fri, Sep 11, 2020	47.29	47.29	45.58	46.23
7125	NYSE	NWN	Thu, Sep 10, 2020	47.64	47.69	46.45	46.93
7124	NYSE	NWN	Wed, Sep 9, 2020	48.15	48.68	47.04	48.04
7123	NYSE	NWN	Tue, Sep 8, 2020	50.15	50.15	47.86	47.88
7122	NYSE	NWN	Fri, Sep 4, 2020	51.39	51.39	49.78	50.00
7121	NYSE	NWN	Thu, Sep 3, 2020	50.82	51.40	50.48	51.10
7120	NYSE	NWN	Wed, Sep 2, 2020	49.81	51.21	49.70	50.53
7119	NYSE	NWN	Tue, Sep 1, 2020	51.00	51.01	49.81	49.86
7118	NYSE	NWN	Mon, Aug 31, 2020	51.33	51.74	51.06	51.11
7117	NYSE	NWN	Fri, Aug 28, 2020	51.41	51.80	50.82	51.67
7116	NYSE	NWN	Thu, Aug 27, 2020	51.12	52.21	51.12	51.18
7115	NYSE	NWN	Wed, Aug 26, 2020	52.50	52.50	50.89	51.00
7114	NYSE	NWN	Tue, Aug 25, 2020	53.14	53.14	52.37	52.57
7113	NYSE	NWN	Mon, Aug 24, 2020	52.67	53.16	52.15	53.05
7112	NYSE	NWN	Fri, Aug 21, 2020	52.68	52.80	51.46	52.38
7111	NYSE	NWN	Thu, Aug 20, 2020	52.75	53.17	52.56	52.82
7110	NYSE	NWN	Wed, Aug 19, 2020	53.24	53.39	52.48	53.17
7109	NYSE	NWN	Tue, Aug 18, 2020	53.11	53.24	52.80	52.86
7108	NYSE	NWN	Mon, Aug 17, 2020	53.24	53.75	52.85	53.22
7107	NYSE	NWN	Fri, Aug 14, 2020	53.40	54.03	52.81	53.50
7106	NYSE	NWN	Thu, Aug 13, 2020	54.49	54.49	53.31	53.62
7105	NYSE	NWN	Wed, Aug 12, 2020	54.74	55.46	54.48	54.93
7104	NYSE	NWN	Tue, Aug 11, 2020	54.92	55.20	53.88	54.05
7103	NYSE	NWN	Mon, Aug 10, 2020	54.90	55.85	54.21	54.36
7102	NYSE	NWN	Fri, Aug 7, 2020	52.84	55.16	52.47	54.96
7101	NYSE	NWN	Thu, Aug 6, 2020	53.42	54.36	52.87	53.66
7100	NYSE	NWN	Wed, Aug 5, 2020	54.02	54.02	52.58	53.25
7099	NYSE	NWN	Tue, Aug 4, 2020	52.99	53.82	52.76	53.56
7098	NYSE	NWN	Mon, Aug 3, 2020	53.62	53.62	51.98	52.90
7097	NYSE	NWN	Fri, Jul 31, 2020	53.19	53.86	52.19	53.49
7096	NYSE	NWN	Thu, Jul 30, 2020	54.46	54.46	53.41	53.62
7095	NYSE	NWN	Wed, Jul 29, 2020	55.15	55.70	54.88	55.05
7094	NYSE	NWN	Tue, Jul 28, 2020	53.41	56.31	53.17	55.05
7093	NYSE	NWN	Mon, Jul 27, 2020	52.99	53.25	52.06	53.19
7092	NYSE	NWN	Fri, Jul 24, 2020	54.98	55.34	53.31	53.54
7091	NYSE	NWN	Thu, Jul 23, 2020	54.31	55.00	54.05	54.86
7090	NYSE	NWN	Wed, Jul 22, 2020	53.37	54.68	52.67	54.54
7089	NYSE	NWN	Tue, Jul 21, 2020	52.77	53.74	52.61	53.39
7088	NYSE	NWN	Mon, Jul 20, 2020	52.89	53.03	51.75	52.25
7087	NYSE	NWN	Fri, Jul 17, 2020	52.55	53.54	52.55	53.44
7086	NYSE	NWN	Thu, Jul 16, 2020	52.69	53.50	52.04	52.57
7085	NYSE	NWN	Wed, Jul 15, 2020	53.24	54.50	52.66	52.75
7084	NYSE	NWN	Tue, Jul 14, 2020	52.35	53.44	51.82	52.32
7083	NYSE	NWN	Mon, Jul 13, 2020	53.14	53.30	52.29	52.35
7082	NYSE	NWN	Fri, Jul 10, 2020	51.52	53.29	51.50	52.84
7081	NYSE	NWN	Thu, Jul 9, 2020	52.34	52.34	50.36	51.02
7080	NYSE	NWN	Wed, Jul 8, 2020	53.09	53.19	51.89	52.61
7079	NYSE	NWN	Tue, Jul 7, 2020	54.00	54.38	53.24	53.36
7078	NYSE	NWN	Mon, Jul 6, 2020	56.42	56.43	54.24	54.62
7077	NYSE	NWN	Thu, Jul 2, 2020	56.30	56.58	55.48	55.68
7076	NYSE	NWN	Wed, Jul 1, 2020	55.89	56.34	55.38	55.75
7075	NYSE	NWN	Tue, Jun 30, 2020	54.99	56.16	54.85	55.79
7074	NYSE	NWN	Mon, Jun 29, 2020	54.00	55.10	53.60	55.00
7073	NYSE	NWN	Fri, Jun 26, 2020	53.54	54.22	52.47	52.96
7072	NYSE	NWN	Thu, Jun 25, 2020	54.09	54.44	52.39	53.89
7071	NYSE	NWN	Wed, Jun 24, 2020	55.04	55.51	53.90	54.43
7070	NYSE	NWN	Tue, Jun 23, 2020	56.32	57.18	55.18	55.83
7069	NYSE	NWN	Mon, Jun 22, 2020	54.91	56.23	53.98	55.81
7068	NYSE	NWN	Fri, Jun 19, 2020	57.26	57.54	54.64	54.85
7067	NYSE	NWN	Thu, Jun 18, 2020	56.35	57.15	56.10	57.07
7066	NYSE	NWN	Wed, Jun 17, 2020	58.13	59.26	56.25	57.00
7065	NYSE	NWN	Tue, Jun 16, 2020	60.69	61.00	58.25	58.80
7064	NYSE	NWN	Mon, Jun 15, 2020	55.87	59.11	55.50	58.48
7063	NYSE	NWN	Fri, Jun 12, 2020	59.54	59.87	55.77	57.13
7062	NYSE	NWN	Thu, Jun 11, 2020	60.42	60.42	57.49	57.62
7061	NYSE	NWN	Wed, Jun 10, 2020	63.86	64.11	61.73	61.99
7060	NYSE	NWN	Tue, Jun 9, 2020	64.33	64.90	62.84	64.04
7059	NYSE	NWN	Mon, Jun 8, 2020	64.45	65.44	64.28	65.02
7058	NYSE	NWN	Fri, Jun 5, 2020	64.00	66.20	63.71	64.12
7057	NYSE	NWN	Thu, Jun 4, 2020	63.80	64.47	62.03	62.79
7056	NYSE	NWN	Wed, Jun 3, 2020	64.30	65.69	64.30	64.57
7055	NYSE	NWN	Tue, Jun 2, 2020	64.46	64.82	63.10	63.43
7054	NYSE	NWN	Mon, Jun 1, 2020	64.36	64.78	63.74	63.78
7053	NYSE	NWN	Fri, May 29, 2020	63.42	64.47	62.59	64.11
7052	NYSE	NWN	Thu, May 28, 2020	66.00	66.09	63.80	64.15
7051	NYSE	NWN	Wed, May 27, 2020	64.67	65.37	63.31	64.99
7050	NYSE	NWN	Tue, May 26, 2020	64.61	64.95	63.21	63.34
7049	NYSE	NWN	Fri, May 22, 2020	63.20	63.20	62.15	62.82
7048	NYSE	NWN	Thu, May 21, 2020	63.04	63.69	62.51	62.73
7047	NYSE	NWN	Wed, May 20, 2020	61.75	63.29	60.75	63.11
7046	NYSE	NWN	Tue, May 19, 2020	61.93	62.88	60.45	60.52
7045	NYSE	NWN	Mon, May 18, 2020	61.62	63.04	61.22	62.54
7044	NYSE	NWN	Fri, May 15, 2020	59.03	59.46	56.35	59.23
7043	NYSE	NWN	Thu, May 14, 2020	58.02	59.10	55.70	58.59
7042	NYSE	NWN	Wed, May 13, 2020	59.43	59.43	57.88	59.12
7041	NYSE	NWN	Tue, May 12, 2020	63.22	63.22	60.00	60.09
7040	NYSE	NWN	Mon, May 11, 2020	63.89	65.08	61.89	63.36
7039	NYSE	NWN	Fri, May 8, 2020	64.01	66.09	63.06	65.16
7038	NYSE	NWN	Thu, May 7, 2020	62.34	64.32	62.12	63.19
7037	NYSE	NWN	Wed, May 6, 2020	63.22	63.22	61.06	61.16
7036	NYSE	NWN	Tue, May 5, 2020	63.32	64.33	62.49	63.20
7035	NYSE	NWN	Mon, May 4, 2020	61.18	62.19	60.43	62.16
7034	NYSE	NWN	Fri, May 1, 2020	63.64	63.87	60.93	62.19
7033	NYSE	NWN	Thu, Apr 30, 2020	65.12	65.99	63.29	65.10
7032	NYSE	NWN	Wed, Apr 29, 2020	67.15	67.15	63.96	66.34
7031	NYSE	NWN	Tue, Apr 28, 2020	66.96	67.24	65.33	65.54
7030	NYSE	NWN	Mon, Apr 27, 2020	64.57	65.94	64.17	65.29
7029	NYSE	NWN	Fri, Apr 24, 2020	63.02	64.17	62.05	63.63
7028	NYSE	NWN	Thu, Apr 23, 2020	63.42	64.98	62.00	63.05
7027	NYSE	NWN	Wed, Apr 22, 2020	64.48	64.77	63.45	63.78
7026	NYSE	NWN	Tue, Apr 21, 2020	60.01	63.67	60.01	63.21
7025	NYSE	NWN	Mon, Apr 20, 2020	63.11	64.36	60.79	61.40
7024	NYSE	NWN	Fri, Apr 17, 2020	63.49	65.10	63.47	64.54
7023	NYSE	NWN	Thu, Apr 16, 2020	61.70	62.80	59.96	62.20
7022	NYSE	NWN	Wed, Apr 15, 2020	62.14	63.43	61.27	61.83
7021	NYSE	NWN	Tue, Apr 14, 2020	63.88	64.80	62.57	64.50
7020	NYSE	NWN	Mon, Apr 13, 2020	64.58	65.45	61.07	61.82
7019	NYSE	NWN	Thu, Apr 9, 2020	61.44	65.88	61.44	65.48
7018	NYSE	NWN	Wed, Apr 8, 2020	59.99	61.76	58.43	60.52
7017	NYSE	NWN	Tue, Apr 7, 2020	62.47	63.73	58.23	59.28
7016	NYSE	NWN	Mon, Apr 6, 2020	58.38	61.89	58.05	61.27
7015	NYSE	NWN	Fri, Apr 3, 2020	56.62	58.05	54.71	55.83
7014	NYSE	NWN	Thu, Apr 2, 2020	55.54	58.86	55.03	57.32
7013	NYSE	NWN	Wed, Apr 1, 2020	59.05	59.28	54.71	55.94
7012	NYSE	NWN	Tue, Mar 31, 2020	64.75	64.75	60.69	61.75
7011	NYSE	NWN	Mon, Mar 30, 2020	61.01	65.79	60.79	65.08
7010	NYSE	NWN	Fri, Mar 27, 2020	60.25	63.31	57.30	59.90
7009	NYSE	NWN	Thu, Mar 26, 2020	58.17	62.98	57.60	62.37
7008	NYSE	NWN	Wed, Mar 25, 2020	55.98	60.79	54.75	57.53
7007	NYSE	NWN	Tue, Mar 24, 2020	53.09	56.45	52.02	56.27
7006	NYSE	NWN	Mon, Mar 23, 2020	56.01	56.01	50.50	51.62
7005	NYSE	NWN	Fri, Mar 20, 2020	71.19	71.70	55.67	56.87
7004	NYSE	NWN	Thu, Mar 19, 2020	68.39	74.34	65.40	70.44
7003	NYSE	NWN	Wed, Mar 18, 2020	61.85	69.75	60.38	68.63
7002	NYSE	NWN	Tue, Mar 17, 2020	52.66	66.70	52.45	66.49
7001	NYSE	NWN	Mon, Mar 16, 2020	54.00	55.07	50.94	51.64
7000	NYSE	NWN	Fri, Mar 13, 2020	56.06	58.14	53.40	58.14
6999	NYSE	NWN	Thu, Mar 12, 2020	60.23	60.23	51.60	53.23
6998	NYSE	NWN	Wed, Mar 11, 2020	66.07	66.07	62.04	63.20
6997	NYSE	NWN	Tue, Mar 10, 2020	66.57	67.65	64.30	67.31
6996	NYSE	NWN	Mon, Mar 9, 2020	66.42	68.36	65.39	65.62
6995	NYSE	NWN	Fri, Mar 6, 2020	67.07	69.25	66.40	69.21
6994	NYSE	NWN	Thu, Mar 5, 2020	67.92	68.60	67.35	68.54
6993	NYSE	NWN	Wed, Mar 4, 2020	65.68	69.03	65.64	68.96
6992	NYSE	NWN	Tue, Mar 3, 2020	65.85	66.18	64.61	65.02
6991	NYSE	NWN	Mon, Mar 2, 2020	65.86	66.80	65.20	66.27
6990	NYSE	NWN	Fri, Feb 28, 2020	69.18	69.19	65.06	65.77
6989	NYSE	NWN	Thu, Feb 27, 2020	72.84	73.42	70.23	70.27
6988	NYSE	NWN	Wed, Feb 26, 2020	74.56	75.08	73.38	73.46
6987	NYSE	NWN	Tue, Feb 25, 2020	75.53	75.97	74.41	74.48
6986	NYSE	NWN	Mon, Feb 24, 2020	75.99	76.08	74.97	75.62
6985	NYSE	NWN	Fri, Feb 21, 2020	76.60	76.93	76.25	76.64
6984	NYSE	NWN	Thu, Feb 20, 2020	76.16	76.46	75.54	76.33
6983	NYSE	NWN	Wed, Feb 19, 2020	76.46	76.80	76.17	76.40
6982	NYSE	NWN	Tue, Feb 18, 2020	76.50	77.26	76.12	76.90
6981	NYSE	NWN	Fri, Feb 14, 2020	75.92	76.34	75.39	76.31
6980	NYSE	NWN	Thu, Feb 13, 2020	74.21	75.58	73.97	75.58
6979	NYSE	NWN	Wed, Feb 12, 2020	74.25	74.45	73.46	74.32
6978	NYSE	NWN	Tue, Feb 11, 2020	73.95	74.42	73.85	74.18
6977	NYSE	NWN	Mon, Feb 10, 2020	73.96	74.15	73.38	73.86
6976	NYSE	NWN	Fri, Feb 7, 2020	74.14	74.38	73.53	73.69
6975	NYSE	NWN	Thu, Feb 6, 2020	74.74	74.94	74.17	74.19
6974	NYSE	NWN	Wed, Feb 5, 2020	75.00	75.51	74.68	74.72
6973	NYSE	NWN	Tue, Feb 4, 2020	75.18	75.57	74.72	75.05
6972	NYSE	NWN	Mon, Feb 3, 2020	73.45	75.21	73.21	75.09
6971	NYSE	NWN	Fri, Jan 31, 2020	73.94	74.84	72.81	73.38
6970	NYSE	NWN	Thu, Jan 30, 2020	74.02	74.42	73.15	74.06
6969	NYSE	NWN	Wed, Jan 29, 2020	75.24	75.27	74.26	74.23
6968	NYSE	NWN	Tue, Jan 28, 2020	75.55	76.37	74.97	75.58
6967	NYSE	NWN	Mon, Jan 27, 2020	75.35	76.32	74.48	75.50
6966	NYSE	NWN	Fri, Jan 24, 2020	76.06	76.09	74.48	75.22
6965	NYSE	NWN	Thu, Jan 23, 2020	75.03	76.23	74.85	76.12
6964	NYSE	NWN	Wed, Jan 22, 2020	74.50	75.26	74.50	74.96
6963	NYSE	NWN	Tue, Jan 21, 2020	73.71	74.76	73.41	74.58
6962	NYSE	NWN	Fri, Jan 17, 2020	73.21	73.76	72.61	73.63
6961	NYSE	NWN	Thu, Jan 16, 2020	73.70	74.22	72.96	72.99
6960	NYSE	NWN	Wed, Jan 15, 2020	72.16	73.74	72.08	73.34
6959	NYSE	NWN	Tue, Jan 14, 2020	72.15	72.43	71.75	72.05
6958	NYSE	NWN	Mon, Jan 13, 2020	71.32	72.52	71.20	72.22
6957	NYSE	NWN	Fri, Jan 10, 2020	71.21	71.64	70.67	71.32
6956	NYSE	NWN	Thu, Jan 9, 2020	70.83	71.64	70.14	71.15
6955	NYSE	NWN	Wed, Jan 8, 2020	72.73	72.79	71.92	72.36
6954	NYSE	NWN	Tue, Jan 7, 2020	73.24	73.24	72.20	72.63
6953	NYSE	NWN	Mon, Jan 6, 2020	73.53	74.19	73.36	73.43
6952	NYSE	NWN	Fri, Jan 3, 2020	73.48	74.32	73.48	73.96
6951	NYSE	NWN	Thu, Jan 2, 2020	73.87	74.00	72.82	73.66
6950	NYSE	NWN	Tue, Dec 31, 2019	73.10	73.91	73.10	73.73
6949	NYSE	NWN	Mon, Dec 30, 2019	72.30	73.13	72.09	73.09
6948	NYSE	NWN	Fri, Dec 27, 2019	72.28	72.57	71.91	72.56
6947	NYSE	NWN	Thu, Dec 26, 2019	72.00	72.23	71.42	72.14
6946	NYSE	NWN	Tue, Dec 24, 2019	72.45	72.72	71.46	71.80
6945	NYSE	NWN	Mon, Dec 23, 2019	73.82	73.90	72.04	72.34
6944	NYSE	NWN	Fri, Dec 20, 2019	73.44	74.13	73.04	73.86
6943	NYSE	NWN	Thu, Dec 19, 2019	72.97	73.49	72.70	73.33
6942	NYSE	NWN	Wed, Dec 18, 2019	71.50	73.10	71.38	73.09
6941	NYSE	NWN	Tue, Dec 17, 2019	70.67	71.78	70.54	71.43
6940	NYSE	NWN	Mon, Dec 16, 2019	69.76	70.58	69.63	70.58
6939	NYSE	NWN	Fri, Dec 13, 2019	69.33	69.92	68.75	69.65
6938	NYSE	NWN	Thu, Dec 12, 2019	69.39	70.09	69.03	69.24
6937	NYSE	NWN	Wed, Dec 11, 2019	69.13	69.68	68.79	69.52
6936	NYSE	NWN	Tue, Dec 10, 2019	68.29	69.07	68.28	68.97
6935	NYSE	NWN	Mon, Dec 9, 2019	68.46	68.64	68.04	68.56
6934	NYSE	NWN	Fri, Dec 6, 2019	68.87	69.67	68.23	68.23
6933	NYSE	NWN	Thu, Dec 5, 2019	67.93	68.89	67.82	68.75
6932	NYSE	NWN	Wed, Dec 4, 2019	67.83	68.85	67.83	68.13
6931	NYSE	NWN	Tue, Dec 3, 2019	68.33	68.64	67.49	67.70
6930	NYSE	NWN	Mon, Dec 2, 2019	68.56	68.60	68.17	68.37
6929	NYSE	NWN	Fri, Nov 29, 2019	68.80	69.45	68.49	68.77
6928	NYSE	NWN	Wed, Nov 27, 2019	68.53	69.39	68.53	69.06
6927	NYSE	NWN	Tue, Nov 26, 2019	67.76	68.89	67.70	68.67
6926	NYSE	NWN	Mon, Nov 25, 2019	67.03	68.05	67.03	67.94
6925	NYSE	NWN	Fri, Nov 22, 2019	66.76	67.40	65.92	67.04
6924	NYSE	NWN	Thu, Nov 21, 2019	65.88	66.68	65.47	66.47
6923	NYSE	NWN	Wed, Nov 20, 2019	64.82	65.85	64.68	65.82
6922	NYSE	NWN	Tue, Nov 19, 2019	65.27	65.58	65.01	65.16
6921	NYSE	NWN	Mon, Nov 18, 2019	65.34	66.06	65.22	65.27
6920	NYSE	NWN	Fri, Nov 15, 2019	65.51	65.65	64.83	65.39
6919	NYSE	NWN	Thu, Nov 14, 2019	65.99	66.39	65.32	65.35
6918	NYSE	NWN	Wed, Nov 13, 2019	64.84	65.94	64.84	65.71
6917	NYSE	NWN	Tue, Nov 12, 2019	64.47	65.27	64.19	64.89
6916	NYSE	NWN	Mon, Nov 11, 2019	64.66	65.00	64.32	64.36
6915	NYSE	NWN	Fri, Nov 8, 2019	64.42	65.25	63.94	64.79
6914	NYSE	NWN	Thu, Nov 7, 2019	65.58	66.18	64.19	64.71
6913	NYSE	NWN	Wed, Nov 6, 2019	65.82	66.53	65.15	65.52
6912	NYSE	NWN	Tue, Nov 5, 2019	65.59	65.96	62.87	65.24
6911	NYSE	NWN	Mon, Nov 4, 2019	69.30	69.30	66.79	66.92
6910	NYSE	NWN	Fri, Nov 1, 2019	69.57	70.25	69.09	69.35
6909	NYSE	NWN	Thu, Oct 31, 2019	69.61	70.22	68.83	69.36
6908	NYSE	NWN	Wed, Oct 30, 2019	68.95	69.71	68.79	69.58
6907	NYSE	NWN	Tue, Oct 29, 2019	69.45	70.03	69.18	68.94
6906	NYSE	NWN	Mon, Oct 28, 2019	69.66	70.39	69.44	69.78
6905	NYSE	NWN	Fri, Oct 25, 2019	71.27	71.27	69.90	69.93
6904	NYSE	NWN	Thu, Oct 24, 2019	71.23	71.23	70.70	71.00
6903	NYSE	NWN	Wed, Oct 23, 2019	71.30	71.45	70.60	70.91
6902	NYSE	NWN	Tue, Oct 22, 2019	70.43	71.31	70.01	70.90
6901	NYSE	NWN	Mon, Oct 21, 2019	70.20	70.42	69.76	70.11
6900	NYSE	NWN	Fri, Oct 18, 2019	69.92	70.22	69.25	69.97
6899	NYSE	NWN	Thu, Oct 17, 2019	69.92	70.46	69.37	70.06
6898	NYSE	NWN	Wed, Oct 16, 2019	69.66	70.24	69.07	69.67
6897	NYSE	NWN	Tue, Oct 15, 2019	70.14	70.33	68.98	69.54
6896	NYSE	NWN	Mon, Oct 14, 2019	70.54	70.54	69.85	70.00
6895	NYSE	NWN	Fri, Oct 11, 2019	69.56	70.97	69.23	70.36
6894	NYSE	NWN	Thu, Oct 10, 2019	69.45	69.80	68.95	69.50
6893	NYSE	NWN	Wed, Oct 9, 2019	69.47	69.75	68.80	69.37
6892	NYSE	NWN	Tue, Oct 8, 2019	69.57	69.61	68.37	68.97
6891	NYSE	NWN	Mon, Oct 7, 2019	69.72	69.96	69.26	69.77
6890	NYSE	NWN	Fri, Oct 4, 2019	69.35	70.47	68.81	69.93
6889	NYSE	NWN	Thu, Oct 3, 2019	69.59	69.75	68.64	69.07
6888	NYSE	NWN	Wed, Oct 2, 2019	70.52	70.80	69.26	69.66
6887	NYSE	NWN	Tue, Oct 1, 2019	70.91	71.72	70.53	70.60
6886	NYSE	NWN	Mon, Sep 30, 2019	71.41	72.26	71.34	71.34
6885	NYSE	NWN	Fri, Sep 27, 2019	71.83	72.10	71.13	71.33
6884	NYSE	NWN	Thu, Sep 26, 2019	71.69	71.80	71.30	71.32
6883	NYSE	NWN	Wed, Sep 25, 2019	71.06	71.53	70.72	71.27
6882	NYSE	NWN	Tue, Sep 24, 2019	70.80	71.28	70.44	70.85
6881	NYSE	NWN	Mon, Sep 23, 2019	71.03	71.46	70.66	70.71
6880	NYSE	NWN	Fri, Sep 20, 2019	71.94	72.28	71.32	71.42
6879	NYSE	NWN	Thu, Sep 19, 2019	72.11	72.41	71.42	71.90
6878	NYSE	NWN	Wed, Sep 18, 2019	71.47	71.85	70.97	71.52
6877	NYSE	NWN	Tue, Sep 17, 2019	71.22	71.82	71.11	71.29
6876	NYSE	NWN	Mon, Sep 16, 2019	72.04	72.26	71.24	71.44
6875	NYSE	NWN	Fri, Sep 13, 2019	71.19	72.45	70.82	71.81
6874	NYSE	NWN	Thu, Sep 12, 2019	72.40	72.73	71.81	72.03
6873	NYSE	NWN	Wed, Sep 11, 2019	69.98	71.70	69.79	71.64
6872	NYSE	NWN	Tue, Sep 10, 2019	70.01	70.86	69.70	69.89
6871	NYSE	NWN	Mon, Sep 9, 2019	70.12	70.41	69.65	70.11
6870	NYSE	NWN	Fri, Sep 6, 2019	71.36	71.36	70.44	70.55
6869	NYSE	NWN	Thu, Sep 5, 2019	71.30	72.16	70.88	71.24
6868	NYSE	NWN	Wed, Sep 4, 2019	71.56	72.13	71.39	71.71
6867	NYSE	NWN	Tue, Sep 3, 2019	71.20	71.83	70.99	71.64
6866	NYSE	NWN	Fri, Aug 30, 2019	71.10	71.47	70.85	71.36
6865	NYSE	NWN	Thu, Aug 29, 2019	70.73	71.61	70.73	71.26
6864	NYSE	NWN	Wed, Aug 28, 2019	70.30	70.91	70.18	70.55
6863	NYSE	NWN	Tue, Aug 27, 2019	71.06	71.66	70.20	70.24
6862	NYSE	NWN	Mon, Aug 26, 2019	70.01	70.63	69.93	70.61
6861	NYSE	NWN	Fri, Aug 23, 2019	71.24	71.61	69.72	69.85
6860	NYSE	NWN	Thu, Aug 22, 2019	71.45	71.91	71.13	71.34
6859	NYSE	NWN	Wed, Aug 21, 2019	71.35	71.64	70.58	71.64
6858	NYSE	NWN	Tue, Aug 20, 2019	71.58	71.61	70.93	71.40
6857	NYSE	NWN	Mon, Aug 19, 2019	71.82	72.29	71.04	71.54
6856	NYSE	NWN	Fri, Aug 16, 2019	71.00	72.42	70.39	71.95
6855	NYSE	NWN	Thu, Aug 15, 2019	70.64	71.45	70.28	71.09
6854	NYSE	NWN	Wed, Aug 14, 2019	70.47	70.62	70.04	70.42
6853	NYSE	NWN	Tue, Aug 13, 2019	69.93	70.58	69.88	70.50
6852	NYSE	NWN	Mon, Aug 12, 2019	70.31	70.53	69.85	70.03
6851	NYSE	NWN	Fri, Aug 9, 2019	71.05	71.52	70.24	70.24
6850	NYSE	NWN	Thu, Aug 8, 2019	69.84	71.40	69.55	71.28
6849	NYSE	NWN	Wed, Aug 7, 2019	70.54	70.54	69.21	70.10
6848	NYSE	NWN	Tue, Aug 6, 2019	73.50	73.50	69.71	70.74
6847	NYSE	NWN	Mon, Aug 5, 2019	71.42	71.42	69.48	70.33
6846	NYSE	NWN	Fri, Aug 2, 2019	71.77	72.14	71.01	71.13
6845	NYSE	NWN	Thu, Aug 1, 2019	71.38	72.16	71.16	71.91
6844	NYSE	NWN	Wed, Jul 31, 2019	71.47	72.66	70.80	71.42
6843	NYSE	NWN	Tue, Jul 30, 2019	71.32	72.00	71.18	71.44
6842	NYSE	NWN	Mon, Jul 29, 2019	71.46	72.07	71.27	71.41
6841	NYSE	NWN	Fri, Jul 26, 2019	70.91	71.82	70.60	71.52
6840	NYSE	NWN	Thu, Jul 25, 2019	71.19	71.63	70.53	70.88
6839	NYSE	NWN	Wed, Jul 24, 2019	70.84	71.43	70.23	71.27
6838	NYSE	NWN	Tue, Jul 23, 2019	70.57	70.95	70.16	70.81
6837	NYSE	NWN	Mon, Jul 22, 2019	71.36	71.47	70.35	70.64
6836	NYSE	NWN	Fri, Jul 19, 2019	71.54	72.01	71.02	71.04
6835	NYSE	NWN	Thu, Jul 18, 2019	70.69	71.78	70.35	71.75
6834	NYSE	NWN	Wed, Jul 17, 2019	70.19	70.99	70.17	70.76
6833	NYSE	NWN	Tue, Jul 16, 2019	69.74	70.22	69.57	70.02
6832	NYSE	NWN	Mon, Jul 15, 2019	70.04	70.28	69.66	70.06
6831	NYSE	NWN	Fri, Jul 12, 2019	70.26	70.38	69.91	70.07
6830	NYSE	NWN	Thu, Jul 11, 2019	70.18	70.47	69.73	70.24
6829	NYSE	NWN	Wed, Jul 10, 2019	70.38	70.50	69.83	70.23
6828	NYSE	NWN	Tue, Jul 9, 2019	69.95	70.13	69.57	69.98
6827	NYSE	NWN	Mon, Jul 8, 2019	69.80	70.14	69.63	70.06
6826	NYSE	NWN	Fri, Jul 5, 2019	69.13	69.95	68.69	69.95
6825	NYSE	NWN	Wed, Jul 3, 2019	69.49	69.90	69.45	69.61
6824	NYSE	NWN	Tue, Jul 2, 2019	69.04	69.52	68.77	69.31
6823	NYSE	NWN	Mon, Jul 1, 2019	69.43	69.74	68.42	68.92
6822	NYSE	NWN	Fri, Jun 28, 2019	68.47	69.72	68.47	69.50
6821	NYSE	NWN	Thu, Jun 27, 2019	67.79	68.63	67.52	68.58
6820	NYSE	NWN	Wed, Jun 26, 2019	69.42	69.52	67.83	67.83
6819	NYSE	NWN	Tue, Jun 25, 2019	69.05	69.70	68.91	69.52
6818	NYSE	NWN	Mon, Jun 24, 2019	69.92	69.92	68.70	68.97
6817	NYSE	NWN	Fri, Jun 21, 2019	69.14	69.91	68.76	69.78
6816	NYSE	NWN	Thu, Jun 20, 2019	69.82	69.82	68.90	69.34
6815	NYSE	NWN	Wed, Jun 19, 2019	68.44	69.46	67.35	69.12
6814	NYSE	NWN	Tue, Jun 18, 2019	69.56	69.56	68.32	68.62
6813	NYSE	NWN	Mon, Jun 17, 2019	68.69	69.46	68.20	69.09
6812	NYSE	NWN	Fri, Jun 14, 2019	68.89	69.61	68.25	68.78
6811	NYSE	NWN	Thu, Jun 13, 2019	69.12	69.59	68.56	68.85
6810	NYSE	NWN	Wed, Jun 12, 2019	67.61	69.23	67.61	68.98
6809	NYSE	NWN	Tue, Jun 11, 2019	67.90	68.44	67.27	67.52
6808	NYSE	NWN	Mon, Jun 10, 2019	68.08	68.27	67.42	67.81
6807	NYSE	NWN	Fri, Jun 7, 2019	68.47	68.59	67.82	68.21
6806	NYSE	NWN	Thu, Jun 6, 2019	67.02	68.01	67.02	67.96
6805	NYSE	NWN	Wed, Jun 5, 2019	66.90	67.88	66.64	67.00
6804	NYSE	NWN	Tue, Jun 4, 2019	69.99	70.20	69.04	70.09
6803	NYSE	NWN	Mon, Jun 3, 2019	68.99	70.05	68.64	69.99
6802	NYSE	NWN	Fri, May 31, 2019	67.36	68.84	67.10	68.82
6801	NYSE	NWN	Thu, May 30, 2019	67.92	68.24	67.18	67.47
6800	NYSE	NWN	Wed, May 29, 2019	69.13	69.23	67.76	67.86
6799	NYSE	NWN	Tue, May 28, 2019	69.90	70.10	69.24	69.29
6798	NYSE	NWN	Fri, May 24, 2019	69.88	70.22	69.73	69.82
6797	NYSE	NWN	Thu, May 23, 2019	69.77	69.88	69.15	69.73
6796	NYSE	NWN	Wed, May 22, 2019	68.96	69.99	68.90	69.88
6795	NYSE	NWN	Tue, May 21, 2019	69.85	69.90	69.15	69.32
6794	NYSE	NWN	Mon, May 20, 2019	69.58	70.10	69.58	69.78
6793	NYSE	NWN	Fri, May 17, 2019	69.54	70.17	69.38	69.76
6792	NYSE	NWN	Thu, May 16, 2019	69.16	69.81	68.08	69.81
6791	NYSE	NWN	Wed, May 15, 2019	68.89	69.27	68.20	69.17
6790	NYSE	NWN	Tue, May 14, 2019	68.85	69.07	68.28	68.62
6789	NYSE	NWN	Mon, May 13, 2019	68.54	69.31	68.39	69.01
6788	NYSE	NWN	Fri, May 10, 2019	67.33	68.99	66.91	68.96
6787	NYSE	NWN	Thu, May 9, 2019	67.39	68.16	67.01	67.37
6786	NYSE	NWN	Wed, May 8, 2019	69.51	69.51	67.32	67.35
6785	NYSE	NWN	Tue, May 7, 2019	68.95	69.99	68.68	69.32
6784	NYSE	NWN	Mon, May 6, 2019	68.22	69.04	68.04	68.67
6783	NYSE	NWN	Fri, May 3, 2019	67.00	68.49	66.97	68.26
6782	NYSE	NWN	Thu, May 2, 2019	66.67	67.18	66.37	66.84
6781	NYSE	NWN	Wed, May 1, 2019	66.69	67.08	65.89	66.60
6780	NYSE	NWN	Tue, Apr 30, 2019	66.10	67.08	66.00	66.89
6779	NYSE	NWN	Mon, Apr 29, 2019	66.60	66.60	65.92	66.17
6778	NYSE	NWN	Fri, Apr 26, 2019	67.19	67.56	66.77	66.48
6777	NYSE	NWN	Thu, Apr 25, 2019	66.62	67.00	66.18	66.90
6776	NYSE	NWN	Wed, Apr 24, 2019	65.51	67.17	65.51	66.69
6775	NYSE	NWN	Tue, Apr 23, 2019	64.60	65.58	64.57	65.50
6774	NYSE	NWN	Mon, Apr 22, 2019	64.72	64.97	64.24	64.50
6773	NYSE	NWN	Thu, Apr 18, 2019	65.14	65.53	64.62	64.84
6772	NYSE	NWN	Wed, Apr 17, 2019	65.24	65.24	64.49	65.05
6771	NYSE	NWN	Tue, Apr 16, 2019	65.34	65.90	64.99	65.27
6770	NYSE	NWN	Mon, Apr 15, 2019	65.60	65.92	65.24	65.45
6769	NYSE	NWN	Fri, Apr 12, 2019	65.14	65.74	65.04	65.66
6768	NYSE	NWN	Thu, Apr 11, 2019	64.80	65.27	64.67	65.22
6767	NYSE	NWN	Wed, Apr 10, 2019	64.27	65.07	64.24	64.96
6766	NYSE	NWN	Tue, Apr 9, 2019	64.88	65.30	64.04	64.17
6765	NYSE	NWN	Mon, Apr 8, 2019	65.46	65.46	64.92	65.02
6764	NYSE	NWN	Fri, Apr 5, 2019	64.76	65.83	64.50	65.72
6763	NYSE	NWN	Thu, Apr 4, 2019	65.04	65.18	64.55	64.81
6762	NYSE	NWN	Wed, Apr 3, 2019	63.94	65.19	63.94	64.97
6761	NYSE	NWN	Tue, Apr 2, 2019	65.16	65.16	63.48	64.01
6760	NYSE	NWN	Mon, Apr 1, 2019	65.47	65.72	64.72	65.14
6759	NYSE	NWN	Fri, Mar 29, 2019	65.56	65.77	65.06	65.63
6758	NYSE	NWN	Thu, Mar 28, 2019	65.79	65.96	64.98	65.50
6757	NYSE	NWN	Wed, Mar 27, 2019	66.25	66.25	65.45	65.82
6756	NYSE	NWN	Tue, Mar 26, 2019	66.36	66.87	66.04	66.33
6755	NYSE	NWN	Mon, Mar 25, 2019	66.32	66.77	65.72	66.36
6754	NYSE	NWN	Fri, Mar 22, 2019	66.32	66.97	66.12	66.17
6753	NYSE	NWN	Thu, Mar 21, 2019	64.67	66.30	64.67	66.23
6752	NYSE	NWN	Wed, Mar 20, 2019	64.57	65.40	63.96	64.47
6751	NYSE	NWN	Tue, Mar 19, 2019	65.02	65.09	64.12	64.40
6750	NYSE	NWN	Mon, Mar 18, 2019	64.57	64.98	64.29	64.91
6749	NYSE	NWN	Fri, Mar 15, 2019	64.03	64.83	63.96	64.51
6748	NYSE	NWN	Thu, Mar 14, 2019	64.31	65.17	63.89	63.97
6747	NYSE	NWN	Wed, Mar 13, 2019	64.31	64.83	63.94	64.29
6746	NYSE	NWN	Tue, Mar 12, 2019	64.28	64.69	63.87	64.26
6745	NYSE	NWN	Mon, Mar 11, 2019	63.97	64.33	63.69	64.17
6744	NYSE	NWN	Fri, Mar 8, 2019	63.90	64.33	63.73	64.19
6743	NYSE	NWN	Thu, Mar 7, 2019	64.25	64.77	63.81	63.99
6742	NYSE	NWN	Wed, Mar 6, 2019	64.21	64.60	63.88	64.27
6741	NYSE	NWN	Tue, Mar 5, 2019	65.05	65.59	64.14	64.21
6740	NYSE	NWN	Mon, Mar 4, 2019	64.87	65.63	64.12	65.53
6739	NYSE	NWN	Fri, Mar 1, 2019	65.04	65.12	62.35	64.90
6738	NYSE	NWN	Thu, Feb 28, 2019	64.02	64.86	63.49	64.22
6737	NYSE	NWN	Wed, Feb 27, 2019	63.90	64.59	63.90	64.26
6736	NYSE	NWN	Tue, Feb 26, 2019	65.10	65.28	64.22	64.27
6735	NYSE	NWN	Mon, Feb 25, 2019	66.21	66.21	64.82	65.06
6734	NYSE	NWN	Fri, Feb 22, 2019	65.80	66.31	65.55	66.29
6733	NYSE	NWN	Thu, Feb 21, 2019	64.50	65.69	64.24	65.65
6732	NYSE	NWN	Wed, Feb 20, 2019	64.10	65.03	63.87	64.80
6731	NYSE	NWN	Tue, Feb 19, 2019	63.30	64.48	63.23	64.18
6730	NYSE	NWN	Fri, Feb 15, 2019	62.73	63.83	62.49	63.42
6729	NYSE	NWN	Thu, Feb 14, 2019	62.24	62.99	61.95	62.59
6728	NYSE	NWN	Wed, Feb 13, 2019	61.75	62.56	61.47	62.40
6727	NYSE	NWN	Tue, Feb 12, 2019	61.82	62.36	61.29	61.95
6726	NYSE	NWN	Mon, Feb 11, 2019	61.69	61.97	61.17	61.88
6725	NYSE	NWN	Fri, Feb 8, 2019	61.23	62.08	60.83	61.94
6724	NYSE	NWN	Thu, Feb 7, 2019	59.95	61.20	59.75	61.20
6723	NYSE	NWN	Wed, Feb 6, 2019	61.34	61.34	59.63	60.07
6722	NYSE	NWN	Tue, Feb 5, 2019	61.49	61.79	60.77	60.83
6721	NYSE	NWN	Mon, Feb 4, 2019	61.53	61.53	60.59	61.36
6720	NYSE	NWN	Fri, Feb 1, 2019	62.28	62.56	60.89	61.44
6719	NYSE	NWN	Thu, Jan 31, 2019	61.50	62.76	60.95	62.60
6718	NYSE	NWN	Wed, Jan 30, 2019	61.24	61.80	60.88	61.65
6717	NYSE	NWN	Tue, Jan 29, 2019	61.61	62.01	61.09	61.36
6716	NYSE	NWN	Mon, Jan 28, 2019	61.97	62.20	60.83	61.65
6715	NYSE	NWN	Fri, Jan 25, 2019	62.29	62.73	62.20	62.30
6714	NYSE	NWN	Thu, Jan 24, 2019	61.98	62.39	61.23	62.27
6713	NYSE	NWN	Wed, Jan 23, 2019	61.24	61.86	60.83	61.63
6712	NYSE	NWN	Tue, Jan 22, 2019	60.74	61.28	60.63	61.18
6711	NYSE	NWN	Fri, Jan 18, 2019	60.34	60.81	60.27	60.63
6710	NYSE	NWN	Thu, Jan 17, 2019	59.37	60.38	59.14	60.20
6709	NYSE	NWN	Wed, Jan 16, 2019	58.75	59.91	58.50	59.67
6708	NYSE	NWN	Tue, Jan 15, 2019	57.77	59.02	57.73	58.85
6707	NYSE	NWN	Mon, Jan 14, 2019	58.97	59.23	57.65	57.85
6706	NYSE	NWN	Fri, Jan 11, 2019	59.50	59.57	58.57	59.29
6705	NYSE	NWN	Thu, Jan 10, 2019	59.45	59.73	58.82	59.31
6704	NYSE	NWN	Wed, Jan 9, 2019	59.64	59.92	58.72	59.54
6703	NYSE	NWN	Tue, Jan 8, 2019	60.12	60.46	58.22	59.32
6702	NYSE	NWN	Mon, Jan 7, 2019	57.90	58.19	57.20	57.46
6701	NYSE	NWN	Fri, Jan 4, 2019	58.23	59.19	58.13	58.19
6700	NYSE	NWN	Thu, Jan 3, 2019	58.04	59.17	58.04	58.33
6699	NYSE	NWN	Wed, Jan 2, 2019	59.99	59.99	58.04	58.42
6698	NYSE	NWN	Mon, Dec 31, 2018	60.24	60.59	59.32	60.46
6697	NYSE	NWN	Fri, Dec 28, 2018	60.33	61.15	59.70	60.15
6696	NYSE	NWN	Thu, Dec 27, 2018	59.53	60.28	58.42	60.25
6695	NYSE	NWN	Wed, Dec 26, 2018	59.23	59.96	57.94	59.54
6694	NYSE	NWN	Mon, Dec 24, 2018	62.84	62.84	59.17	59.17
6693	NYSE	NWN	Fri, Dec 21, 2018	63.21	64.80	62.92	63.09
6692	NYSE	NWN	Thu, Dec 20, 2018	62.84	64.41	62.34	63.20
6691	NYSE	NWN	Wed, Dec 19, 2018	63.68	64.38	62.12	62.98
6690	NYSE	NWN	Tue, Dec 18, 2018	64.46	65.56	63.20	63.57
6689	NYSE	NWN	Mon, Dec 17, 2018	66.94	67.26	63.58	63.98
6688	NYSE	NWN	Fri, Dec 14, 2018	67.45	67.55	66.55	67.06
6687	NYSE	NWN	Thu, Dec 13, 2018	67.36	68.21	67.21	67.56
6686	NYSE	NWN	Wed, Dec 12, 2018	67.16	67.81	66.71	67.38
6685	NYSE	NWN	Tue, Dec 11, 2018	66.35	67.09	65.66	66.97
6684	NYSE	NWN	Mon, Dec 10, 2018	66.90	66.90	65.29	66.34
6683	NYSE	NWN	Fri, Dec 7, 2018	66.65	67.40	66.09	66.98
6682	NYSE	NWN	Thu, Dec 6, 2018	65.61	66.64	64.83	66.61
6681	NYSE	NWN	Tue, Dec 4, 2018	67.72	68.45	65.13	65.50
6680	NYSE	NWN	Mon, Dec 3, 2018	66.33	67.87	65.55	67.87
6679	NYSE	NWN	Fri, Nov 30, 2018	66.12	66.63	65.89	66.33
6678	NYSE	NWN	Thu, Nov 29, 2018	66.53	66.53	65.27	66.24
6677	NYSE	NWN	Wed, Nov 28, 2018	67.15	67.38	66.33	66.58
6676	NYSE	NWN	Tue, Nov 27, 2018	67.55	67.98	67.01	67.36
6675	NYSE	NWN	Mon, Nov 26, 2018	67.66	67.92	67.00	67.60
6674	NYSE	NWN	Fri, Nov 23, 2018	67.67	68.00	67.10	67.59
6673	NYSE	NWN	Wed, Nov 21, 2018	68.45	68.45	67.26	67.51
6672	NYSE	NWN	Tue, Nov 20, 2018	69.61	69.97	67.77	68.54
6671	NYSE	NWN	Mon, Nov 19, 2018	69.99	70.62	69.04	69.49
6670	NYSE	NWN	Fri, Nov 16, 2018	69.10	70.26	69.10	69.96
6669	NYSE	NWN	Thu, Nov 15, 2018	68.95	69.30	67.91	69.04
6668	NYSE	NWN	Wed, Nov 14, 2018	69.16	69.60	68.35	68.88
6667	NYSE	NWN	Tue, Nov 13, 2018	68.29	69.35	67.77	69.08
6666	NYSE	NWN	Mon, Nov 12, 2018	68.41	69.87	68.35	68.43
6665	NYSE	NWN	Fri, Nov 9, 2018	68.19	69.31	68.18	68.53
6664	NYSE	NWN	Thu, Nov 8, 2018	68.11	68.62	67.21	68.46
6663	NYSE	NWN	Wed, Nov 7, 2018	67.77	68.20	66.24	68.00
6662	NYSE	NWN	Tue, Nov 6, 2018	65.55	68.28	64.97	67.68
6661	NYSE	NWN	Mon, Nov 5, 2018	64.91	66.69	64.91	66.44
6660	NYSE	NWN	Fri, Nov 2, 2018	64.73	65.21	63.64	64.91
6659	NYSE	NWN	Thu, Nov 1, 2018	64.72	65.54	64.09	64.60
6658	NYSE	NWN	Wed, Oct 31, 2018	66.40	66.40	64.58	64.79
6657	NYSE	NWN	Tue, Oct 30, 2018	66.08	67.43	65.83	66.36
6656	NYSE	NWN	Mon, Oct 29, 2018	65.77	67.41	65.77	66.14
6655	NYSE	NWN	Fri, Oct 26, 2018	67.35	68.24	65.20	65.63
6654	NYSE	NWN	Thu, Oct 25, 2018	68.65	68.65	67.07	67.48
6653	NYSE	NWN	Wed, Oct 24, 2018	68.52	70.04	67.99	69.12
6652	NYSE	NWN	Tue, Oct 23, 2018	69.33	69.63	68.06	68.30
6651	NYSE	NWN	Mon, Oct 22, 2018	70.90	71.27	69.51	69.56
6650	NYSE	NWN	Fri, Oct 19, 2018	70.13	71.29	69.79	70.67
6649	NYSE	NWN	Thu, Oct 18, 2018	69.81	71.02	69.74	70.14
6648	NYSE	NWN	Wed, Oct 17, 2018	69.64	70.01	68.62	69.88
6647	NYSE	NWN	Tue, Oct 16, 2018	67.63	69.51	67.35	69.40
6646	NYSE	NWN	Mon, Oct 15, 2018	67.45	68.05	67.24	67.68
6645	NYSE	NWN	Fri, Oct 12, 2018	69.43	69.43	66.57	67.32
6644	NYSE	NWN	Thu, Oct 11, 2018	70.35	70.97	68.95	69.21
6643	NYSE	NWN	Wed, Oct 10, 2018	70.55	71.81	70.34	70.43
6642	NYSE	NWN	Tue, Oct 9, 2018	70.20	71.23	70.20	70.71
6641	NYSE	NWN	Mon, Oct 8, 2018	68.97	70.47	68.96	70.09
6640	NYSE	NWN	Fri, Oct 5, 2018	67.59	68.96	67.46	68.82
6639	NYSE	NWN	Thu, Oct 4, 2018	67.08	67.83	66.22	67.52
6638	NYSE	NWN	Wed, Oct 3, 2018	67.06	68.16	66.70	67.54
6637	NYSE	NWN	Tue, Oct 2, 2018	66.86	67.81	66.73	67.43
6636	NYSE	NWN	Mon, Oct 1, 2018	67.15	68.41	66.56	66.93
6635	NYSE	NWN	Fri, Sep 28, 2018	66.60	67.60	66.60	66.90
6634	NYSE	NWN	Thu, Sep 27, 2018	66.05	67.25	66.05	66.50
6633	NYSE	NWN	Wed, Sep 26, 2018	68.15	68.50	65.85	65.95
6632	NYSE	NWN	Tue, Sep 25, 2018	68.60	68.60	67.70	68.20
6631	NYSE	NWN	Mon, Sep 24, 2018	69.50	69.70	68.65	68.70
6630	NYSE	NWN	Fri, Sep 21, 2018	68.80	69.95	68.70	69.50
6629	NYSE	NWN	Thu, Sep 20, 2018	68.10	69.15	67.95	69.10
6628	NYSE	NWN	Wed, Sep 19, 2018	69.75	69.80	67.45	68.10
6627	NYSE	NWN	Tue, Sep 18, 2018	70.00	70.33	69.30	69.75
6626	NYSE	NWN	Mon, Sep 17, 2018	68.70	70.05	68.35	69.95
6625	NYSE	NWN	Fri, Sep 14, 2018	68.15	68.75	67.56	68.45
6624	NYSE	NWN	Thu, Sep 13, 2018	67.15	68.30	66.45	68.20
6623	NYSE	NWN	Wed, Sep 12, 2018	66.70	67.35	66.30	67.05
6622	NYSE	NWN	Tue, Sep 11, 2018	66.25	66.90	66.25	66.80
6621	NYSE	NWN	Mon, Sep 10, 2018	66.50	66.90	66.22	66.35
6620	NYSE	NWN	Fri, Sep 7, 2018	66.40	66.65	66.04	66.35
6619	NYSE	NWN	Thu, Sep 6, 2018	66.05	66.80	65.90	66.60
6618	NYSE	NWN	Wed, Sep 5, 2018	65.10	66.20	64.75	66.10
6617	NYSE	NWN	Tue, Sep 4, 2018	64.85	65.70	64.85	65.00
6616	NYSE	NWN	Fri, Aug 31, 2018	64.75	65.05	64.55	64.90
6615	NYSE	NWN	Thu, Aug 30, 2018	64.40	65.01	64.35	64.60
6614	NYSE	NWN	Wed, Aug 29, 2018	63.60	64.45	63.30	64.40
6613	NYSE	NWN	Tue, Aug 28, 2018	63.20	63.75	62.70	63.50
6612	NYSE	NWN	Mon, Aug 27, 2018	63.75	63.75	62.50	63.05
6611	NYSE	NWN	Fri, Aug 24, 2018	64.05	64.05	63.25	63.65
6610	NYSE	NWN	Thu, Aug 23, 2018	63.45	64.10	63.45	63.90
6609	NYSE	NWN	Wed, Aug 22, 2018	64.25	64.35	63.40	63.70
6608	NYSE	NWN	Tue, Aug 21, 2018	64.40	64.50	63.80	64.30
6607	NYSE	NWN	Mon, Aug 20, 2018	65.20	65.45	64.40	64.50
6606	NYSE	NWN	Fri, Aug 17, 2018	65.00	65.60	64.90	65.10
6605	NYSE	NWN	Thu, Aug 16, 2018	64.50	65.25	64.30	65.10
6604	NYSE	NWN	Wed, Aug 15, 2018	64.50	65.25	64.20	64.50
6603	NYSE	NWN	Tue, Aug 14, 2018	63.75	65.05	63.75	64.35
6602	NYSE	NWN	Mon, Aug 13, 2018	63.40	64.05	63.25	63.85
6601	NYSE	NWN	Fri, Aug 10, 2018	63.55	64.60	63.40	63.50
6600	NYSE	NWN	Thu, Aug 9, 2018	62.50	63.90	62.38	63.60
6599	NYSE	NWN	Wed, Aug 8, 2018	62.80	62.93	61.50	62.60
6598	NYSE	NWN	Tue, Aug 7, 2018	64.40	64.55	61.80	63.15
6597	NYSE	NWN	Mon, Aug 6, 2018	64.55	65.15	64.42	64.95
6596	NYSE	NWN	Fri, Aug 3, 2018	64.80	64.95	64.30	64.55
6595	NYSE	NWN	Thu, Aug 2, 2018	64.15	64.93	63.85	64.75
6594	NYSE	NWN	Wed, Aug 1, 2018	64.90	64.90	63.40	64.15
6593	NYSE	NWN	Tue, Jul 31, 2018	64.50	65.40	64.35	65.15
6592	NYSE	NWN	Mon, Jul 30, 2018	64.10	64.80	63.70	64.30
6591	NYSE	NWN	Fri, Jul 27, 2018	65.10	65.40	63.95	64.60
6590	NYSE	NWN	Thu, Jul 26, 2018	64.45	65.35	64.45	65.25
6589	NYSE	NWN	Wed, Jul 25, 2018	63.80	64.45	63.40	64.25
6588	NYSE	NWN	Tue, Jul 24, 2018	63.75	64.15	62.65	63.80
6587	NYSE	NWN	Mon, Jul 23, 2018	63.85	64.05	63.30	63.75
6586	NYSE	NWN	Fri, Jul 20, 2018	64.15	64.40	63.60	64.05
6585	NYSE	NWN	Thu, Jul 19, 2018	62.85	64.60	62.85	64.20
6584	NYSE	NWN	Wed, Jul 18, 2018	63.25	63.45	62.75	63.35
6583	NYSE	NWN	Tue, Jul 17, 2018	63.95	63.95	63.38	63.45
6582	NYSE	NWN	Mon, Jul 16, 2018	64.20	64.50	63.70	63.95
6581	NYSE	NWN	Fri, Jul 13, 2018	64.90	65.10	64.00	64.30
6580	NYSE	NWN	Thu, Jul 12, 2018	64.65	64.88	64.30	64.75
6579	NYSE	NWN	Wed, Jul 11, 2018	64.50	65.05	64.45	64.65
6578	NYSE	NWN	Tue, Jul 10, 2018	63.95	64.75	63.70	64.50
6577	NYSE	NWN	Mon, Jul 9, 2018	66.55	66.55	63.85	64.05
6576	NYSE	NWN	Fri, Jul 6, 2018	65.90	66.60	65.80	66.55
6575	NYSE	NWN	Thu, Jul 5, 2018	65.10	66.08	64.85	65.90
6574	NYSE	NWN	Tue, Jul 3, 2018	64.45	65.75	64.45	65.05
6573	NYSE	NWN	Mon, Jul 2, 2018	63.75	64.50	63.53	64.45
6572	NYSE	NWN	Fri, Jun 29, 2018	64.65	64.70	63.80	63.80
6571	NYSE	NWN	Thu, Jun 28, 2018	64.10	65.28	64.10	64.70
6570	NYSE	NWN	Wed, Jun 27, 2018	64.00	64.25	63.50	64.10
6569	NYSE	NWN	Tue, Jun 26, 2018	63.55	64.25	63.50	63.90
6568	NYSE	NWN	Mon, Jun 25, 2018	62.60	63.95	61.80	63.70
6567	NYSE	NWN	Fri, Jun 22, 2018	62.60	63.05	62.25	62.65
6566	NYSE	NWN	Thu, Jun 21, 2018	62.05	62.75	61.85	62.45
6565	NYSE	NWN	Wed, Jun 20, 2018	61.55	62.20	61.13	62.10
6564	NYSE	NWN	Tue, Jun 19, 2018	60.75	61.60	60.75	61.45
6563	NYSE	NWN	Mon, Jun 18, 2018	59.80	60.95	59.80	60.70
6562	NYSE	NWN	Fri, Jun 15, 2018	59.05	59.80	58.70	59.80
6561	NYSE	NWN	Thu, Jun 14, 2018	58.25	59.10	58.20	59.05
6560	NYSE	NWN	Wed, Jun 13, 2018	58.10	58.55	57.75	58.10
6559	NYSE	NWN	Tue, Jun 12, 2018	57.05	58.20	57.05	58.05
6558	NYSE	NWN	Mon, Jun 11, 2018	57.85	58.20	56.90	57.20
6557	NYSE	NWN	Fri, Jun 8, 2018	58.00	58.40	57.75	57.90
6556	NYSE	NWN	Thu, Jun 7, 2018	57.95	58.50	57.65	58.10
6555	NYSE	NWN	Wed, Jun 6, 2018	59.00	59.30	57.85	58.05
6554	NYSE	NWN	Tue, Jun 5, 2018	59.85	59.85	58.95	59.10
6553	NYSE	NWN	Mon, Jun 4, 2018	59.90	60.03	59.15	59.75
6552	NYSE	NWN	Fri, Jun 1, 2018	59.80	59.90	59.05	59.55
6551	NYSE	NWN	Thu, May 31, 2018	60.25	60.75	59.80	59.80
6550	NYSE	NWN	Wed, May 30, 2018	59.90	60.70	59.85	60.25
6549	NYSE	NWN	Tue, May 29, 2018	59.05	60.25	59.00	59.75
6548	NYSE	NWN	Fri, May 25, 2018	59.05	59.30	58.90	59.15
6547	NYSE	NWN	Thu, May 24, 2018	58.85	59.40	58.65	59.05
6546	NYSE	NWN	Wed, May 23, 2018	58.85	59.25	57.55	58.90
6545	NYSE	NWN	Tue, May 22, 2018	58.15	59.00	57.15	58.70
6544	NYSE	NWN	Mon, May 21, 2018	58.35	58.35	57.00	58.05
6543	NYSE	NWN	Fri, May 18, 2018	58.85	58.85	57.40	58.40
6542	NYSE	NWN	Thu, May 17, 2018	59.10	59.30	58.00	58.35
6541	NYSE	NWN	Wed, May 16, 2018	60.00	60.18	58.65	59.00
6540	NYSE	NWN	Tue, May 15, 2018	60.25	60.55	59.55	59.80
6539	NYSE	NWN	Mon, May 14, 2018	61.15	61.15	60.25	60.35
6538	NYSE	NWN	Fri, May 11, 2018	60.90	61.10	60.50	61.00
6537	NYSE	NWN	Thu, May 10, 2018	60.50	61.15	60.15	60.80
6536	NYSE	NWN	Wed, May 9, 2018	61.60	61.60	59.78	60.45
6535	NYSE	NWN	Tue, May 8, 2018	61.90	62.15	60.60	61.40
6534	NYSE	NWN	Mon, May 7, 2018	62.40	62.75	62.24	62.40
6533	NYSE	NWN	Fri, May 4, 2018	62.00	62.70	61.80	62.30
6532	NYSE	NWN	Thu, May 3, 2018	62.25	62.70	61.35	61.85
6531	NYSE	NWN	Wed, May 2, 2018	61.55	62.00	61.05	61.80
6530	NYSE	NWN	Tue, May 1, 2018	61.20	61.60	60.75	61.55
6529	NYSE	NWN	Mon, Apr 30, 2018	61.75	62.35	61.30	61.30
6528	NYSE	NWN	Fri, Apr 27, 2018	61.25	62.00	61.25	61.75
6527	NYSE	NWN	Thu, Apr 26, 2018	60.90	61.75	60.65	61.23
6526	NYSE	NWN	Wed, Apr 25, 2018	60.75	61.25	60.25	60.70
6525	NYSE	NWN	Tue, Apr 24, 2018	60.45	61.00	59.85	60.85
6524	NYSE	NWN	Mon, Apr 23, 2018	59.90	60.50	59.85	60.45
6523	NYSE	NWN	Fri, Apr 20, 2018	59.65	60.25	59.60	59.80
6522	NYSE	NWN	Thu, Apr 19, 2018	59.80	59.95	59.50	59.85
6521	NYSE	NWN	Wed, Apr 18, 2018	60.40	60.85	59.85	60.00
6520	NYSE	NWN	Tue, Apr 17, 2018	60.20	60.80	59.85	60.40
6519	NYSE	NWN	Mon, Apr 16, 2018	58.30	60.10	58.30	60.05
6518	NYSE	NWN	Fri, Apr 13, 2018	58.05	58.55	58.05	58.30
6517	NYSE	NWN	Thu, Apr 12, 2018	58.90	58.90	57.95	58.05
6516	NYSE	NWN	Wed, Apr 11, 2018	58.65	59.25	58.50	58.95
6515	NYSE	NWN	Tue, Apr 10, 2018	59.05	59.05	58.55	58.60
6514	NYSE	NWN	Mon, Apr 9, 2018	59.10	59.30	58.45	58.80
6513	NYSE	NWN	Fri, Apr 6, 2018	58.85	59.45	58.65	59.00
6512	NYSE	NWN	Thu, Apr 5, 2018	58.00	58.90	57.31	58.90
6511	NYSE	NWN	Wed, Apr 4, 2018	57.55	58.20	57.35	58.00
6510	NYSE	NWN	Tue, Apr 3, 2018	57.35	58.15	56.75	57.70
6509	NYSE	NWN	Mon, Apr 2, 2018	57.75	58.00	56.80	57.30
6508	NYSE	NWN	Thu, Mar 29, 2018	57.90	58.35	57.60	57.65
6507	NYSE	NWN	Wed, Mar 28, 2018	56.95	57.95	56.93	57.70
6506	NYSE	NWN	Tue, Mar 27, 2018	56.25	57.40	55.85	56.90
6505	NYSE	NWN	Mon, Mar 26, 2018	55.70	56.35	55.35	56.25
6504	NYSE	NWN	Fri, Mar 23, 2018	56.45	57.20	55.35	55.40
6503	NYSE	NWN	Thu, Mar 22, 2018	56.20	57.60	56.20	56.45
6502	NYSE	NWN	Wed, Mar 21, 2018	56.20	56.90	55.83	56.25
6501	NYSE	NWN	Tue, Mar 20, 2018	56.95	56.95	55.90	56.20
6500	NYSE	NWN	Mon, Mar 19, 2018	56.90	57.20	56.30	57.00
6499	NYSE	NWN	Fri, Mar 16, 2018	56.50	57.05	56.25	57.00
6498	NYSE	NWN	Thu, Mar 15, 2018	56.10	56.80	55.85	56.45
6497	NYSE	NWN	Wed, Mar 14, 2018	56.35	56.80	55.90	56.10
6496	NYSE	NWN	Tue, Mar 13, 2018	56.15	56.70	55.80	56.10
6495	NYSE	NWN	Mon, Mar 12, 2018	55.20	56.10	55.08	56.00
6494	NYSE	NWN	Fri, Mar 9, 2018	54.55	55.15	53.90	54.85
6493	NYSE	NWN	Thu, Mar 8, 2018	54.65	54.85	54.20	54.55
6492	NYSE	NWN	Wed, Mar 7, 2018	53.90	54.80	53.80	54.50
6491	NYSE	NWN	Tue, Mar 6, 2018	54.00	54.38	53.35	54.05
6490	NYSE	NWN	Mon, Mar 5, 2018	52.20	54.35	52.06	53.75
6489	NYSE	NWN	Fri, Mar 2, 2018	52.65	53.10	51.50	51.95
6488	NYSE	NWN	Thu, Mar 1, 2018	52.50	53.50	52.20	52.90
6487	NYSE	NWN	Wed, Feb 28, 2018	53.80	53.80	52.05	52.15
6486	NYSE	NWN	Tue, Feb 27, 2018	53.40	55.00	53.25	53.45
6485	NYSE	NWN	Mon, Feb 26, 2018	55.80	56.55	53.30	53.70
6484	NYSE	NWN	Fri, Feb 23, 2018	55.50	56.60	55.25	56.30
6483	NYSE	NWN	Thu, Feb 22, 2018	54.75	55.25	54.40	54.70
6482	NYSE	NWN	Wed, Feb 21, 2018	55.35	55.75	54.55	54.65
6481	NYSE	NWN	Tue, Feb 20, 2018	55.90	55.95	54.95	55.35
6480	NYSE	NWN	Fri, Feb 16, 2018	55.90	56.60	55.55	56.25
6479	NYSE	NWN	Thu, Feb 15, 2018	55.10	55.80	54.61	55.70
6478	NYSE	NWN	Wed, Feb 14, 2018	55.05	55.45	54.55	54.85
6477	NYSE	NWN	Tue, Feb 13, 2018	56.10	56.25	55.05	55.45
6476	NYSE	NWN	Mon, Feb 12, 2018	56.10	56.45	54.80	56.20
6475	NYSE	NWN	Fri, Feb 9, 2018	54.45	56.65	54.21	56.10
6474	NYSE	NWN	Thu, Feb 8, 2018	54.35	55.55	54.05	54.25
6473	NYSE	NWN	Wed, Feb 7, 2018	54.10	55.05	53.85	54.40
6472	NYSE	NWN	Tue, Feb 6, 2018	54.50	54.64	52.48	54.05
6471	NYSE	NWN	Mon, Feb 5, 2018	56.95	57.30	54.55	54.70
6470	NYSE	NWN	Fri, Feb 2, 2018	56.75	57.35	56.60	57.05
6469	NYSE	NWN	Thu, Feb 1, 2018	57.00	57.35	56.50	56.95
6468	NYSE	NWN	Wed, Jan 31, 2018	57.40	57.40	56.70	57.35
6467	NYSE	NWN	Tue, Jan 30, 2018	57.35	57.85	56.75	57.15
6466	NYSE	NWN	Mon, Jan 29, 2018	58.45	58.80	58.15	57.68
6465	NYSE	NWN	Fri, Jan 26, 2018	58.75	58.80	57.70	58.45
6464	NYSE	NWN	Thu, Jan 25, 2018	57.85	58.85	57.60	58.75
6463	NYSE	NWN	Wed, Jan 24, 2018	57.60	58.00	57.45	57.70
6462	NYSE	NWN	Tue, Jan 23, 2018	57.55	58.35	57.15	57.70
6461	NYSE	NWN	Mon, Jan 22, 2018	57.80	57.85	57.20	57.45
6460	NYSE	NWN	Fri, Jan 19, 2018	57.35	58.10	57.20	57.55
6459	NYSE	NWN	Thu, Jan 18, 2018	57.70	57.85	57.20	57.45
6458	NYSE	NWN	Wed, Jan 17, 2018	57.10	58.05	57.05	57.75
6457	NYSE	NWN	Tue, Jan 16, 2018	57.00	57.60	56.90	57.00
6456	NYSE	NWN	Fri, Jan 12, 2018	56.75	57.10	56.30	57.00
6455	NYSE	NWN	Thu, Jan 11, 2018	56.05	56.90	55.95	56.75
6454	NYSE	NWN	Wed, Jan 10, 2018	57.10	57.10	55.70	56.00
6453	NYSE	NWN	Tue, Jan 9, 2018	58.35	58.40	57.25	57.45
6452	NYSE	NWN	Mon, Jan 8, 2018	58.10	58.60	57.60	58.20
6451	NYSE	NWN	Fri, Jan 5, 2018	58.35	58.65	58.10	58.65
6450	NYSE	NWN	Thu, Jan 4, 2018	58.15	58.60	57.85	58.10
6449	NYSE	NWN	Wed, Jan 3, 2018	58.80	59.05	58.15	58.30
6448	NYSE	NWN	Tue, Jan 2, 2018	59.25	59.25	57.81	58.80
6447	NYSE	NWN	Fri, Dec 29, 2017	59.95	60.25	59.60	59.65
6446	NYSE	NWN	Thu, Dec 28, 2017	58.85	60.40	58.70	59.95
6445	NYSE	NWN	Wed, Dec 27, 2017	58.55	59.25	58.55	58.90
6444	NYSE	NWN	Tue, Dec 26, 2017	59.10	59.60	58.60	58.60
6443	NYSE	NWN	Fri, Dec 22, 2017	59.00	59.60	58.89	58.95
6442	NYSE	NWN	Thu, Dec 21, 2017	59.80	59.85	58.70	58.80
6441	NYSE	NWN	Wed, Dec 20, 2017	60.50	60.95	59.70	59.80
6440	NYSE	NWN	Tue, Dec 19, 2017	62.35	62.95	60.45	60.55
6439	NYSE	NWN	Mon, Dec 18, 2017	64.00	64.60	61.95	62.50
6438	NYSE	NWN	Fri, Dec 15, 2017	64.05	65.40	64.05	65.05
6437	NYSE	NWN	Thu, Dec 14, 2017	64.50	64.70	63.80	64.05
6436	NYSE	NWN	Wed, Dec 13, 2017	64.00	64.90	63.93	64.50
6435	NYSE	NWN	Tue, Dec 12, 2017	65.45	65.98	63.90	64.00
6434	NYSE	NWN	Mon, Dec 11, 2017	67.10	67.40	64.70	65.35
6433	NYSE	NWN	Fri, Dec 8, 2017	67.60	67.90	67.08	67.20
6432	NYSE	NWN	Thu, Dec 7, 2017	67.55	68.00	66.95	67.55
6431	NYSE	NWN	Wed, Dec 6, 2017	68.05	68.50	67.60	67.55
6430	NYSE	NWN	Tue, Dec 5, 2017	68.85	68.85	67.75	68.05
6429	NYSE	NWN	Mon, Dec 4, 2017	68.65	69.40	68.25	68.75
6428	NYSE	NWN	Fri, Dec 1, 2017	69.35	69.35	67.65	68.40
6427	NYSE	NWN	Thu, Nov 30, 2017	68.70	69.50	68.60	69.15
6426	NYSE	NWN	Wed, Nov 29, 2017	67.75	69.30	67.10	68.55
6425	NYSE	NWN	Tue, Nov 28, 2017	66.90	68.00	66.80	67.80
6424	NYSE	NWN	Mon, Nov 27, 2017	66.60	67.45	66.45	66.95
6423	NYSE	NWN	Fri, Nov 24, 2017	66.55	66.75	66.01	66.65
6422	NYSE	NWN	Wed, Nov 22, 2017	67.00	67.20	66.50	66.75
6421	NYSE	NWN	Tue, Nov 21, 2017	66.20	67.45	66.15	67.05
6420	NYSE	NWN	Mon, Nov 20, 2017	66.70	66.85	65.95	66.15
6419	NYSE	NWN	Fri, Nov 17, 2017	66.95	67.10	66.00	66.70
6418	NYSE	NWN	Thu, Nov 16, 2017	67.25	67.55	66.95	67.25
6417	NYSE	NWN	Wed, Nov 15, 2017	68.05	68.30	67.25	67.25
6416	NYSE	NWN	Tue, Nov 14, 2017	66.45	68.15	66.45	68.00
6415	NYSE	NWN	Mon, Nov 13, 2017	66.50	67.10	66.20	66.65
6414	NYSE	NWN	Fri, Nov 10, 2017	66.40	67.10	66.25	66.55
6413	NYSE	NWN	Thu, Nov 9, 2017	66.95	67.05	66.20	66.75
6412	NYSE	NWN	Wed, Nov 8, 2017	66.40	67.05	65.85	67.00
6411	NYSE	NWN	Tue, Nov 7, 2017	66.10	66.85	66.05	66.55
6410	NYSE	NWN	Mon, Nov 6, 2017	66.70	66.95	65.85	66.05
6409	NYSE	NWN	Fri, Nov 3, 2017	65.20	66.75	65.20	66.65
6408	NYSE	NWN	Thu, Nov 2, 2017	65.65	66.45	65.40	66.10
6407	NYSE	NWN	Wed, Nov 1, 2017	66.55	66.60	65.15	65.75
6406	NYSE	NWN	Tue, Oct 31, 2017	65.90	66.55	65.64	66.35
6405	NYSE	NWN	Mon, Oct 30, 2017	66.35	66.35	65.25	65.80
6404	NYSE	NWN	Fri, Oct 27, 2017	66.20	66.95	65.75	66.85
6403	NYSE	NWN	Thu, Oct 26, 2017	66.15	66.70	65.86	66.15
6402	NYSE	NWN	Wed, Oct 25, 2017	65.65	66.10	64.85	65.85
6401	NYSE	NWN	Tue, Oct 24, 2017	66.35	66.65	65.45	65.85
6400	NYSE	NWN	Mon, Oct 23, 2017	66.55	66.78	66.10	66.65
6399	NYSE	NWN	Fri, Oct 20, 2017	66.90	67.00	66.20	66.50
6398	NYSE	NWN	Thu, Oct 19, 2017	66.25	66.80	66.10	66.70
6397	NYSE	NWN	Wed, Oct 18, 2017	65.65	66.40	65.40	66.25
6396	NYSE	NWN	Tue, Oct 17, 2017	65.50	65.90	65.30	65.60
6395	NYSE	NWN	Mon, Oct 16, 2017	65.60	65.95	65.25	65.50
6394	NYSE	NWN	Fri, Oct 13, 2017	66.20	66.40	65.50	65.55
6393	NYSE	NWN	Thu, Oct 12, 2017	65.75	66.35	65.35	66.00
6392	NYSE	NWN	Wed, Oct 11, 2017	65.25	66.28	65.25	65.75
6391	NYSE	NWN	Tue, Oct 10, 2017	65.00	65.25	64.90	65.15
6390	NYSE	NWN	Mon, Oct 9, 2017	64.45	65.25	64.40	64.75
6389	NYSE	NWN	Fri, Oct 6, 2017	64.85	65.15	64.50	64.85
6388	NYSE	NWN	Thu, Oct 5, 2017	65.05	65.23	64.65	65.00
6387	NYSE	NWN	Wed, Oct 4, 2017	64.80	65.20	64.40	64.95
6386	NYSE	NWN	Tue, Oct 3, 2017	64.70	64.90	64.28	64.75
6385	NYSE	NWN	Mon, Oct 2, 2017	64.45	65.00	64.28	64.75
6384	NYSE	NWN	Fri, Sep 29, 2017	64.90	65.10	64.35	64.40
6383	NYSE	NWN	Thu, Sep 28, 2017	64.90	65.15	64.08	64.95
6382	NYSE	NWN	Wed, Sep 27, 2017	65.05	65.23	64.15	64.95
6381	NYSE	NWN	Tue, Sep 26, 2017	65.20	65.75	65.00	65.25
6380	NYSE	NWN	Mon, Sep 25, 2017	64.95	65.73	64.90	65.35
6379	NYSE	NWN	Fri, Sep 22, 2017	65.25	65.25	64.75	65.10
6378	NYSE	NWN	Thu, Sep 21, 2017	65.25	65.45	65.00	65.15
6377	NYSE	NWN	Wed, Sep 20, 2017	65.90	66.00	64.95	65.20
6376	NYSE	NWN	Tue, Sep 19, 2017	66.15	66.15	65.55	65.85
6375	NYSE	NWN	Mon, Sep 18, 2017	66.50	66.55	65.70	66.15
6374	NYSE	NWN	Fri, Sep 15, 2017	66.65	66.75	65.70	66.40
6373	NYSE	NWN	Thu, Sep 14, 2017	66.55	66.70	66.10	66.50
6372	NYSE	NWN	Wed, Sep 13, 2017	67.80	67.80	66.40	66.50
6371	NYSE	NWN	Tue, Sep 12, 2017	68.45	68.45	67.55	67.75
6370	NYSE	NWN	Mon, Sep 11, 2017	67.75	68.60	67.60	68.40
6369	NYSE	NWN	Fri, Sep 8, 2017	67.35	67.75	66.90	67.60
6368	NYSE	NWN	Thu, Sep 7, 2017	66.95	67.40	66.65	67.30
6367	NYSE	NWN	Wed, Sep 6, 2017	67.25	67.70	66.70	67.00
6366	NYSE	NWN	Tue, Sep 5, 2017	66.40	67.25	65.90	67.15
6365	NYSE	NWN	Fri, Sep 1, 2017	66.35	66.70	66.15	66.45
6364	NYSE	NWN	Thu, Aug 31, 2017	66.05	66.60	65.80	66.30
6363	NYSE	NWN	Wed, Aug 30, 2017	65.95	66.23	65.88	66.10
6362	NYSE	NWN	Tue, Aug 29, 2017	66.15	66.55	65.88	66.10
6361	NYSE	NWN	Mon, Aug 28, 2017	65.90	66.25	65.75	66.15
6360	NYSE	NWN	Fri, Aug 25, 2017	65.60	65.85	65.30	65.75
6359	NYSE	NWN	Thu, Aug 24, 2017	65.00	65.60	64.75	65.45
6358	NYSE	NWN	Wed, Aug 23, 2017	64.70	64.95	64.59	64.85
6357	NYSE	NWN	Tue, Aug 22, 2017	64.20	65.30	64.10	65.10
6356	NYSE	NWN	Mon, Aug 21, 2017	63.95	64.55	63.95	64.25
6355	NYSE	NWN	Fri, Aug 18, 2017	63.45	64.20	63.45	64.10
6354	NYSE	NWN	Thu, Aug 17, 2017	64.60	65.10	63.90	63.90
6353	NYSE	NWN	Wed, Aug 16, 2017	64.90	65.15	64.45	64.80
6352	NYSE	NWN	Tue, Aug 15, 2017	64.85	65.10	64.02	64.75
6351	NYSE	NWN	Mon, Aug 14, 2017	64.30	65.15	64.25	64.70
6350	NYSE	NWN	Fri, Aug 11, 2017	64.90	65.45	64.15	64.30
6349	NYSE	NWN	Thu, Aug 10, 2017	65.00	65.55	64.75	65.35
6348	NYSE	NWN	Wed, Aug 9, 2017	65.30	65.40	64.40	65.00
6347	NYSE	NWN	Tue, Aug 8, 2017	64.90	65.35	64.65	65.35
6346	NYSE	NWN	Mon, Aug 7, 2017	65.00	65.23	64.55	64.75
6345	NYSE	NWN	Fri, Aug 4, 2017	64.45	65.15	64.05	65.00
6344	NYSE	NWN	Thu, Aug 3, 2017	64.65	65.30	63.95	64.45
6343	NYSE	NWN	Wed, Aug 2, 2017	62.95	66.00	62.95	64.75
6342	NYSE	NWN	Tue, Aug 1, 2017	63.35	64.25	63.10	64.15
6341	NYSE	NWN	Mon, Jul 31, 2017	63.00	63.50	62.55	63.10
6340	NYSE	NWN	Fri, Jul 28, 2017	62.55	63.10	62.43	62.90
6339	NYSE	NWN	Thu, Jul 27, 2017	62.65	63.25	62.15	62.85
6338	NYSE	NWN	Wed, Jul 26, 2017	62.60	63.15	62.30	62.58
6337	NYSE	NWN	Tue, Jul 25, 2017	62.25	62.90	62.25	62.55
6336	NYSE	NWN	Mon, Jul 24, 2017	62.65	62.95	61.65	62.30
6335	NYSE	NWN	Fri, Jul 21, 2017	62.55	62.85	62.10	62.70
6334	NYSE	NWN	Thu, Jul 20, 2017	61.25	62.25	61.15	62.00
6333	NYSE	NWN	Wed, Jul 19, 2017	60.50	61.28	60.50	61.25
6332	NYSE	NWN	Tue, Jul 18, 2017	60.85	61.05	60.30	60.55
6331	NYSE	NWN	Mon, Jul 17, 2017	60.10	60.65	60.00	60.40
6330	NYSE	NWN	Fri, Jul 14, 2017	60.00	60.50	59.90	60.35
6329	NYSE	NWN	Thu, Jul 13, 2017	60.35	60.55	59.45	59.90
6328	NYSE	NWN	Wed, Jul 12, 2017	60.10	60.95	60.10	60.60
6327	NYSE	NWN	Tue, Jul 11, 2017	60.10	60.10	59.15	59.75
6326	NYSE	NWN	Mon, Jul 10, 2017	60.50	60.75	59.95	59.95
6325	NYSE	NWN	Fri, Jul 7, 2017	59.70	60.75	59.65	60.35
6324	NYSE	NWN	Thu, Jul 6, 2017	59.50	59.85	59.30	59.45
6323	NYSE	NWN	Wed, Jul 5, 2017	60.30	60.43	59.30	59.95
6322	NYSE	NWN	Mon, Jul 3, 2017	59.95	60.80	59.95	60.40
6321	NYSE	NWN	Fri, Jun 30, 2017	59.85	60.20	59.70	59.85
6320	NYSE	NWN	Thu, Jun 29, 2017	60.50	60.50	59.35	59.70
6319	NYSE	NWN	Wed, Jun 28, 2017	61.25	61.60	60.60	60.70
6318	NYSE	NWN	Tue, Jun 27, 2017	61.15	61.45	60.60	60.85
6317	NYSE	NWN	Mon, Jun 26, 2017	61.40	61.85	60.90	61.55
6316	NYSE	NWN	Fri, Jun 23, 2017	61.45	61.95	61.20	61.35
6315	NYSE	NWN	Thu, Jun 22, 2017	62.10	62.50	61.45	61.55
6314	NYSE	NWN	Wed, Jun 21, 2017	62.60	62.60	61.85	62.00
6313	NYSE	NWN	Tue, Jun 20, 2017	62.45	62.55	61.50	62.25
6312	NYSE	NWN	Mon, Jun 19, 2017	62.80	62.80	62.05	62.55
6311	NYSE	NWN	Fri, Jun 16, 2017	61.60	63.30	61.10	62.60
6310	NYSE	NWN	Thu, Jun 15, 2017	62.15	62.50	61.90	62.40
6309	NYSE	NWN	Wed, Jun 14, 2017	62.35	62.80	61.95	62.45
6308	NYSE	NWN	Tue, Jun 13, 2017	62.30	62.50	61.75	62.25
6307	NYSE	NWN	Mon, Jun 12, 2017	62.35	62.85	61.70	62.25
6306	NYSE	NWN	Fri, Jun 9, 2017	62.05	62.60	61.70	62.25
6305	NYSE	NWN	Thu, Jun 8, 2017	61.60	62.15	60.70	61.95
6304	NYSE	NWN	Wed, Jun 7, 2017	61.65	62.15	61.15	61.50
6303	NYSE	NWN	Tue, Jun 6, 2017	61.50	62.00	61.40	61.70
6302	NYSE	NWN	Mon, Jun 5, 2017	62.65	62.65	61.65	61.65
6301	NYSE	NWN	Fri, Jun 2, 2017	62.65	63.40	62.60	62.60
6300	NYSE	NWN	Thu, Jun 1, 2017	61.10	62.40	61.10	62.35
6299	NYSE	NWN	Wed, May 31, 2017	61.35	61.60	61.10	61.25
6298	NYSE	NWN	Tue, May 30, 2017	61.15	61.50	60.97	61.20
6297	NYSE	NWN	Fri, May 26, 2017	60.95	61.30	60.90	61.15
6296	NYSE	NWN	Thu, May 25, 2017	60.35	61.35	60.35	61.15
6295	NYSE	NWN	Wed, May 24, 2017	60.15	60.75	60.15	60.45
6294	NYSE	NWN	Tue, May 23, 2017	59.75	60.70	59.60	60.10
6293	NYSE	NWN	Mon, May 22, 2017	59.20	59.95	58.95	59.70
6292	NYSE	NWN	Fri, May 19, 2017	59.50	59.90	59.10	59.40
6291	NYSE	NWN	Thu, May 18, 2017	58.95	59.75	58.35	59.65
6290	NYSE	NWN	Wed, May 17, 2017	58.95	59.25	58.50	58.95
6289	NYSE	NWN	Tue, May 16, 2017	59.50	60.05	58.85	59.05
6288	NYSE	NWN	Mon, May 15, 2017	60.00	60.30	59.60	59.75
6287	NYSE	NWN	Fri, May 12, 2017	59.45	60.05	59.38	59.65
6286	NYSE	NWN	Thu, May 11, 2017	59.25	59.50	58.85	59.35
6285	NYSE	NWN	Wed, May 10, 2017	59.05	59.65	58.88	59.50
6284	NYSE	NWN	Tue, May 9, 2017	58.95	60.00	58.55	58.90
6283	NYSE	NWN	Mon, May 8, 2017	59.50	60.75	57.65	58.85
6282	NYSE	NWN	Fri, May 5, 2017	59.25	59.75	58.75	59.20
6281	NYSE	NWN	Thu, May 4, 2017	58.55	59.20	58.45	59.10
6280	NYSE	NWN	Wed, May 3, 2017	59.35	59.60	58.95	59.00
6279	NYSE	NWN	Tue, May 2, 2017	59.65	60.05	59.40	59.70
6278	NYSE	NWN	Mon, May 1, 2017	59.75	59.75	59.00	59.50
6277	NYSE	NWN	Fri, Apr 28, 2017	60.30	60.50	59.55	59.60
6276	NYSE	NWN	Thu, Apr 27, 2017	60.35	61.10	60.35	60.40
6275	NYSE	NWN	Wed, Apr 26, 2017	60.05	60.95	59.90	60.50
6274	NYSE	NWN	Tue, Apr 25, 2017	60.35	61.25	60.30	59.98
6273	NYSE	NWN	Mon, Apr 24, 2017	60.30	60.60	60.00	60.45
6272	NYSE	NWN	Fri, Apr 21, 2017	59.60	60.25	59.53	60.00
6271	NYSE	NWN	Thu, Apr 20, 2017	59.70	60.15	59.25	59.60
6270	NYSE	NWN	Wed, Apr 19, 2017	60.10	60.35	59.70	60.00
6269	NYSE	NWN	Tue, Apr 18, 2017	60.25	60.35	59.84	60.20
6268	NYSE	NWN	Mon, Apr 17, 2017	59.70	60.25	59.60	60.20
6267	NYSE	NWN	Thu, Apr 13, 2017	60.15	60.25	59.50	59.55
6266	NYSE	NWN	Wed, Apr 12, 2017	60.00	60.30	59.60	60.10
6265	NYSE	NWN	Tue, Apr 11, 2017	59.55	60.35	59.55	60.00
6264	NYSE	NWN	Mon, Apr 10, 2017	59.65	59.70	59.00	59.65
6263	NYSE	NWN	Fri, Apr 7, 2017	60.10	60.25	59.40	59.50
6262	NYSE	NWN	Thu, Apr 6, 2017	59.15	59.90	58.85	59.80
6261	NYSE	NWN	Wed, Apr 5, 2017	59.05	59.40	58.75	59.25
6260	NYSE	NWN	Tue, Apr 4, 2017	58.05	59.50	58.05	58.95
6259	NYSE	NWN	Mon, Apr 3, 2017	59.00	59.00	58.00	58.50
6258	NYSE	NWN	Fri, Mar 31, 2017	59.25	59.50	58.90	59.10
6257	NYSE	NWN	Thu, Mar 30, 2017	59.30	59.30	58.75	59.15
6256	NYSE	NWN	Wed, Mar 29, 2017	59.65	59.65	58.85	59.25
6255	NYSE	NWN	Tue, Mar 28, 2017	60.00	60.15	59.20	59.55
6254	NYSE	NWN	Mon, Mar 27, 2017	59.30	60.38	59.05	60.15
6253	NYSE	NWN	Fri, Mar 24, 2017	59.30	59.60	59.20	59.35
6252	NYSE	NWN	Thu, Mar 23, 2017	58.95	59.90	58.40	59.20
6251	NYSE	NWN	Wed, Mar 22, 2017	58.85	59.05	58.10	58.95
6250	NYSE	NWN	Tue, Mar 21, 2017	57.90	58.89	57.65	58.50
6249	NYSE	NWN	Mon, Mar 20, 2017	59.00	59.05	57.80	57.85
6248	NYSE	NWN	Fri, Mar 17, 2017	58.65	59.40	58.50	59.00
6247	NYSE	NWN	Thu, Mar 16, 2017	59.10	59.25	58.25	58.60
6246	NYSE	NWN	Wed, Mar 15, 2017	58.30	59.80	58.30	59.35
6245	NYSE	NWN	Tue, Mar 14, 2017	57.70	58.30	57.45	58.05
6244	NYSE	NWN	Mon, Mar 13, 2017	57.60	58.55	57.60	57.85
6243	NYSE	NWN	Fri, Mar 10, 2017	57.75	57.85	56.85	57.70
6242	NYSE	NWN	Thu, Mar 9, 2017	56.60	57.70	56.53	57.05
6241	NYSE	NWN	Wed, Mar 8, 2017	58.65	58.77	56.80	56.85
6240	NYSE	NWN	Tue, Mar 7, 2017	59.30	59.60	58.85	59.05
6239	NYSE	NWN	Mon, Mar 6, 2017	59.25	59.70	59.05	59.30
6238	NYSE	NWN	Fri, Mar 3, 2017	60.90	61.10	59.00	59.40
6237	NYSE	NWN	Thu, Mar 2, 2017	60.70	61.50	60.30	60.90
6236	NYSE	NWN	Wed, Mar 1, 2017	59.70	61.15	59.70	60.80
6235	NYSE	NWN	Tue, Feb 28, 2017	59.40	60.40	59.40	60.10
6234	NYSE	NWN	Mon, Feb 27, 2017	60.00	61.10	58.55	60.10
6233	NYSE	NWN	Fri, Feb 24, 2017	61.00	61.70	60.75	61.40
6232	NYSE	NWN	Thu, Feb 23, 2017	59.85	61.05	59.85	61.00
6231	NYSE	NWN	Wed, Feb 22, 2017	59.85	60.20	59.10	59.90
6230	NYSE	NWN	Tue, Feb 21, 2017	59.00	59.85	58.85	59.80
6229	NYSE	NWN	Fri, Feb 17, 2017	59.00	59.05	58.25	58.90
6228	NYSE	NWN	Thu, Feb 16, 2017	58.80	59.20	58.50	59.05
6227	NYSE	NWN	Wed, Feb 15, 2017	58.60	58.95	58.05	58.75
6226	NYSE	NWN	Tue, Feb 14, 2017	58.60	59.10	58.50	58.90
6225	NYSE	NWN	Mon, Feb 13, 2017	58.75	59.35	58.35	59.30
6224	NYSE	NWN	Fri, Feb 10, 2017	57.80	58.65	57.55	58.60
6223	NYSE	NWN	Thu, Feb 9, 2017	58.25	58.65	57.80	57.95
6222	NYSE	NWN	Wed, Feb 8, 2017	58.65	58.95	58.05	58.45
6221	NYSE	NWN	Tue, Feb 7, 2017	58.40	58.90	57.80	58.60
6220	NYSE	NWN	Mon, Feb 6, 2017	59.35	59.45	58.40	58.50
6219	NYSE	NWN	Fri, Feb 3, 2017	58.30	59.25	58.01	59.25
6218	NYSE	NWN	Thu, Feb 2, 2017	57.90	58.20	57.40	58.15
6217	NYSE	NWN	Wed, Feb 1, 2017	58.70	58.90	57.35	57.45
6216	NYSE	NWN	Tue, Jan 31, 2017	57.70	58.90	57.45	58.90
6215	NYSE	NWN	Mon, Jan 30, 2017	58.65	58.85	57.15	57.65
6214	NYSE	NWN	Fri, Jan 27, 2017	58.65	58.90	57.95	58.35
6213	NYSE	NWN	Thu, Jan 26, 2017	59.15	59.50	58.55	58.78
6212	NYSE	NWN	Wed, Jan 25, 2017	59.80	60.15	59.25	59.35
6211	NYSE	NWN	Tue, Jan 24, 2017	59.05	60.35	58.95	59.90
6210	NYSE	NWN	Mon, Jan 23, 2017	58.65	59.48	58.40	58.80
6209	NYSE	NWN	Fri, Jan 20, 2017	58.55	59.20	58.15	58.60
6208	NYSE	NWN	Thu, Jan 19, 2017	58.65	58.93	58.30	58.60
6207	NYSE	NWN	Wed, Jan 18, 2017	58.90	59.80	58.75	59.00
6206	NYSE	NWN	Tue, Jan 17, 2017	59.05	59.50	58.70	59.15
6205	NYSE	NWN	Fri, Jan 13, 2017	58.55	59.30	58.45	58.85
6204	NYSE	NWN	Thu, Jan 12, 2017	58.95	59.00	57.90	58.65
6203	NYSE	NWN	Wed, Jan 11, 2017	58.10	59.15	58.10	58.95
6202	NYSE	NWN	Tue, Jan 10, 2017	57.90	58.50	57.10	58.40
6201	NYSE	NWN	Mon, Jan 9, 2017	59.40	59.80	57.95	58.20
6200	NYSE	NWN	Fri, Jan 6, 2017	59.85	60.05	59.40	59.45
6199	NYSE	NWN	Thu, Jan 5, 2017	60.65	60.65	59.55	60.10
6198	NYSE	NWN	Wed, Jan 4, 2017	59.70	60.55	59.55	60.55
6197	NYSE	NWN	Tue, Jan 3, 2017	60.05	60.40	59.10	59.40
6196	NYSE	NWN	Fri, Dec 30, 2016	60.45	60.45	59.48	59.80
6195	NYSE	NWN	Thu, Dec 29, 2016	59.60	60.40	59.60	60.20
6194	NYSE	NWN	Wed, Dec 28, 2016	60.25	60.25	59.43	59.65
6193	NYSE	NWN	Tue, Dec 27, 2016	59.55	60.40	59.55	60.10
6192	NYSE	NWN	Fri, Dec 23, 2016	60.55	60.55	59.70	59.95
6191	NYSE	NWN	Thu, Dec 22, 2016	59.75	60.35	59.55	60.20
6190	NYSE	NWN	Wed, Dec 21, 2016	60.55	61.15	59.95	59.95
6189	NYSE	NWN	Tue, Dec 20, 2016	61.25	61.25	60.05	60.60
6188	NYSE	NWN	Mon, Dec 19, 2016	61.05	61.85	60.75	61.50
6187	NYSE	NWN	Fri, Dec 16, 2016	60.65	61.25	60.28	60.65
6186	NYSE	NWN	Thu, Dec 15, 2016	59.35	60.65	59.25	60.45
6185	NYSE	NWN	Wed, Dec 14, 2016	61.25	61.75	59.20	59.25
6184	NYSE	NWN	Tue, Dec 13, 2016	60.55	61.35	60.45	61.30
6183	NYSE	NWN	Mon, Dec 12, 2016	59.80	60.50	59.55	60.40
6182	NYSE	NWN	Fri, Dec 9, 2016	59.80	60.20	59.15	59.80
6181	NYSE	NWN	Thu, Dec 8, 2016	58.00	59.85	57.45	59.80
6180	NYSE	NWN	Wed, Dec 7, 2016	57.95	58.75	57.75	58.75
6179	NYSE	NWN	Tue, Dec 6, 2016	57.70	58.15	57.05	57.95
6178	NYSE	NWN	Mon, Dec 5, 2016	56.90	57.45	56.40	57.35
6177	NYSE	NWN	Fri, Dec 2, 2016	56.25	57.70	56.25	57.00
6176	NYSE	NWN	Thu, Dec 1, 2016	57.10	57.55	55.60	56.00
6175	NYSE	NWN	Wed, Nov 30, 2016	58.90	59.10	57.10	57.30
6174	NYSE	NWN	Tue, Nov 29, 2016	58.70	60.20	58.50	59.65
6173	NYSE	NWN	Mon, Nov 28, 2016	58.70	59.20	58.40	58.90
6172	NYSE	NWN	Fri, Nov 25, 2016	57.75	58.80	57.75	58.65
6171	NYSE	NWN	Wed, Nov 23, 2016	57.80	58.30	57.30	57.50
6170	NYSE	NWN	Tue, Nov 22, 2016	58.05	58.90	57.55	58.55
6169	NYSE	NWN	Mon, Nov 21, 2016	57.00	57.95	56.50	57.95
6168	NYSE	NWN	Fri, Nov 18, 2016	56.45	57.00	55.90	56.55
6167	NYSE	NWN	Thu, Nov 17, 2016	56.30	56.95	55.88	56.35
6166	NYSE	NWN	Wed, Nov 16, 2016	56.20	56.75	55.35	56.35
6165	NYSE	NWN	Tue, Nov 15, 2016	55.90	57.10	55.60	56.20
6164	NYSE	NWN	Mon, Nov 14, 2016	54.70	55.55	53.83	55.45
6163	NYSE	NWN	Fri, Nov 11, 2016	53.70	55.10	53.50	54.85
6162	NYSE	NWN	Thu, Nov 10, 2016	56.50	57.20	54.15	56.20
6161	NYSE	NWN	Wed, Nov 9, 2016	57.05	57.45	55.55	56.70
6160	NYSE	NWN	Tue, Nov 8, 2016	57.50	58.45	57.50	57.80
6159	NYSE	NWN	Mon, Nov 7, 2016	56.40	57.75	56.20	57.65
6158	NYSE	NWN	Fri, Nov 4, 2016	56.75	57.45	56.15	56.15
6157	NYSE	NWN	Thu, Nov 3, 2016	56.25	57.05	55.56	56.45
6156	NYSE	NWN	Wed, Nov 2, 2016	56.00	57.20	55.50	56.15
6155	NYSE	NWN	Tue, Nov 1, 2016	58.50	59.40	57.05	57.30
6154	NYSE	NWN	Mon, Oct 31, 2016	57.15	58.95	56.65	58.80
6153	NYSE	NWN	Fri, Oct 28, 2016	57.25	57.75	57.00	57.20
6152	NYSE	NWN	Thu, Oct 27, 2016	57.55	58.15	57.00	57.50
6151	NYSE	NWN	Wed, Oct 26, 2016	58.20	58.40	57.80	57.75
6150	NYSE	NWN	Tue, Oct 25, 2016	57.65	58.40	57.65	58.30
6149	NYSE	NWN	Mon, Oct 24, 2016	57.45	58.15	57.40	57.90
6148	NYSE	NWN	Fri, Oct 21, 2016	57.68	57.96	57.36	57.44
6147	NYSE	NWN	Thu, Oct 20, 2016	58.57	58.71	57.94	58.07
6146	NYSE	NWN	Wed, Oct 19, 2016	59.45	59.45	58.34	58.37
6145	NYSE	NWN	Tue, Oct 18, 2016	58.58	59.57	57.90	59.37
6144	NYSE	NWN	Mon, Oct 17, 2016	58.27	58.73	58.00	58.39
6143	NYSE	NWN	Fri, Oct 14, 2016	60.00	60.00	57.73	58.12
6142	NYSE	NWN	Thu, Oct 13, 2016	57.54	58.90	57.06	58.07
6141	NYSE	NWN	Wed, Oct 12, 2016	56.29	57.61	56.29	57.41
6140	NYSE	NWN	Tue, Oct 11, 2016	57.77	57.78	56.10	56.22
6139	NYSE	NWN	Mon, Oct 10, 2016	56.52	58.11	56.52	57.82
6138	NYSE	NWN	Fri, Oct 7, 2016	57.38	57.76	56.36	56.41
6137	NYSE	NWN	Thu, Oct 6, 2016	56.43	57.16	56.23	56.81
6136	NYSE	NWN	Wed, Oct 5, 2016	57.42	57.64	56.56	56.58
6135	NYSE	NWN	Tue, Oct 4, 2016	58.95	58.95	56.89	57.35
6134	NYSE	NWN	Mon, Oct 3, 2016	59.95	59.95	58.65	59.29
6133	NYSE	NWN	Fri, Sep 30, 2016	60.77	60.96	59.63	60.11
6132	NYSE	NWN	Thu, Sep 29, 2016	61.39	61.48	60.18	60.47
6131	NYSE	NWN	Wed, Sep 28, 2016	61.20	61.80	60.78	61.41
6130	NYSE	NWN	Tue, Sep 27, 2016	62.54	62.54	61.14	61.37
6129	NYSE	NWN	Mon, Sep 26, 2016	62.31	62.84	62.07	62.21
6128	NYSE	NWN	Fri, Sep 23, 2016	62.62	62.71	62.20	62.40
6127	NYSE	NWN	Thu, Sep 22, 2016	62.80	63.25	62.40	63.00
6126	NYSE	NWN	Wed, Sep 21, 2016	61.20	62.76	60.99	62.49
6125	NYSE	NWN	Tue, Sep 20, 2016	61.04	61.58	60.98	60.98
6124	NYSE	NWN	Mon, Sep 19, 2016	60.43	60.89	59.71	60.85
6123	NYSE	NWN	Fri, Sep 16, 2016	59.31	60.19	58.77	60.13
6122	NYSE	NWN	Thu, Sep 15, 2016	58.22	59.42	58.22	59.16
6121	NYSE	NWN	Wed, Sep 14, 2016	58.62	59.21	57.96	58.22
6120	NYSE	NWN	Tue, Sep 13, 2016	59.32	59.32	58.41	58.60
6119	NYSE	NWN	Mon, Sep 12, 2016	59.27	59.65	58.46	59.55
6118	NYSE	NWN	Fri, Sep 9, 2016	60.72	60.78	59.10	59.13
6117	NYSE	NWN	Thu, Sep 8, 2016	60.97	62.03	60.92	61.36
6116	NYSE	NWN	Wed, Sep 7, 2016	60.58	61.43	60.04	61.33
6115	NYSE	NWN	Tue, Sep 6, 2016	60.18	60.75	60.06	60.43
6114	NYSE	NWN	Fri, Sep 2, 2016	59.62	60.45	59.54	60.43
6113	NYSE	NWN	Thu, Sep 1, 2016	59.40	59.74	59.19	59.45
6112	NYSE	NWN	Wed, Aug 31, 2016	60.00	60.10	59.47	59.73
6111	NYSE	NWN	Tue, Aug 30, 2016	60.74	60.81	59.89	59.97
6110	NYSE	NWN	Mon, Aug 29, 2016	60.36	61.40	60.36	60.60
6109	NYSE	NWN	Fri, Aug 26, 2016	61.77	62.26	60.22	60.23
6108	NYSE	NWN	Thu, Aug 25, 2016	61.01	61.85	60.89	61.70
6107	NYSE	NWN	Wed, Aug 24, 2016	61.64	61.64	60.35	61.31
6106	NYSE	NWN	Tue, Aug 23, 2016	61.64	62.02	61.46	61.52
6105	NYSE	NWN	Mon, Aug 22, 2016	61.41	61.71	60.49	61.52
6104	NYSE	NWN	Fri, Aug 19, 2016	62.59	62.59	60.84	61.08
6103	NYSE	NWN	Thu, Aug 18, 2016	61.38	62.60	60.62	62.25
6102	NYSE	NWN	Wed, Aug 17, 2016	60.85	61.59	60.38	61.41
6101	NYSE	NWN	Tue, Aug 16, 2016	62.39	62.52	60.81	60.91
6100	NYSE	NWN	Mon, Aug 15, 2016	63.35	63.62	62.63	62.65
6099	NYSE	NWN	Fri, Aug 12, 2016	63.46	63.92	63.12	63.33
6098	NYSE	NWN	Thu, Aug 11, 2016	63.20	63.49	63.11	63.18
6097	NYSE	NWN	Wed, Aug 10, 2016	63.33	63.45	63.00	63.34
6096	NYSE	NWN	Tue, Aug 9, 2016	63.48	63.52	63.12	63.34
6095	NYSE	NWN	Mon, Aug 8, 2016	63.49	63.95	62.49	63.31
6094	NYSE	NWN	Fri, Aug 5, 2016	64.18	64.18	62.90	63.83
6093	NYSE	NWN	Thu, Aug 4, 2016	64.28	65.22	64.11	64.32
6092	NYSE	NWN	Wed, Aug 3, 2016	65.32	65.39	64.25	64.51
6091	NYSE	NWN	Tue, Aug 2, 2016	64.24	65.53	64.24	65.04
6090	NYSE	NWN	Mon, Aug 1, 2016	64.61	65.16	64.25	64.33
6089	NYSE	NWN	Fri, Jul 29, 2016	64.87	65.50	64.82	64.94
6088	NYSE	NWN	Thu, Jul 28, 2016	64.44	64.92	64.28	64.76
6087	NYSE	NWN	Wed, Jul 27, 2016	65.00	65.06	63.72	64.48
6086	NYSE	NWN	Tue, Jul 26, 2016	65.52	66.17	65.29	64.97
6085	NYSE	NWN	Mon, Jul 25, 2016	65.23	65.66	65.17	65.60
6084	NYSE	NWN	Fri, Jul 22, 2016	64.80	65.93	64.73	65.49
6083	NYSE	NWN	Thu, Jul 21, 2016	64.00	65.15	64.00	65.06
6082	NYSE	NWN	Wed, Jul 20, 2016	64.36	64.70	64.27	64.49
6081	NYSE	NWN	Tue, Jul 19, 2016	64.84	64.85	64.47	64.58
6080	NYSE	NWN	Mon, Jul 18, 2016	64.90	65.19	64.54	64.64
6079	NYSE	NWN	Fri, Jul 15, 2016	64.41	65.14	64.21	64.94
6078	NYSE	NWN	Thu, Jul 14, 2016	64.78	64.91	63.49	64.39
6077	NYSE	NWN	Wed, Jul 13, 2016	64.63	65.37	64.63	65.31
6076	NYSE	NWN	Tue, Jul 12, 2016	64.30	64.65	63.75	64.26
6075	NYSE	NWN	Mon, Jul 11, 2016	64.63	64.97	63.63	64.91
6074	NYSE	NWN	Fri, Jul 8, 2016	63.70	64.94	63.26	64.83
6073	NYSE	NWN	Thu, Jul 7, 2016	64.88	64.88	63.67	63.80
6072	NYSE	NWN	Wed, Jul 6, 2016	65.19	65.75	64.78	65.23
6071	NYSE	NWN	Tue, Jul 5, 2016	64.88	65.58	64.65	65.37
6070	NYSE	NWN	Fri, Jul 1, 2016	65.00	65.53	64.03	64.58
6069	NYSE	NWN	Thu, Jun 30, 2016	62.69	64.84	62.69	64.82
6068	NYSE	NWN	Wed, Jun 29, 2016	62.67	63.68	62.56	62.70
6067	NYSE	NWN	Tue, Jun 28, 2016	62.95	63.18	62.20	62.30
6066	NYSE	NWN	Mon, Jun 27, 2016	61.68	62.89	61.53	62.66
6065	NYSE	NWN	Fri, Jun 24, 2016	60.92	62.25	60.57	61.83
6064	NYSE	NWN	Thu, Jun 23, 2016	60.51	61.17	60.40	61.15
6063	NYSE	NWN	Wed, Jun 22, 2016	60.63	60.97	60.28	60.58
6062	NYSE	NWN	Tue, Jun 21, 2016	60.48	60.98	59.56	60.63
6061	NYSE	NWN	Mon, Jun 20, 2016	60.59	60.81	60.01	60.45
6060	NYSE	NWN	Fri, Jun 17, 2016	60.81	60.81	59.82	60.64
6059	NYSE	NWN	Thu, Jun 16, 2016	60.00	61.23	59.63	61.00
6058	NYSE	NWN	Wed, Jun 15, 2016	59.86	60.20	59.21	59.97
6057	NYSE	NWN	Tue, Jun 14, 2016	59.20	59.58	59.00	59.55
6056	NYSE	NWN	Mon, Jun 13, 2016	59.22	59.55	59.02	59.20
6055	NYSE	NWN	Fri, Jun 10, 2016	59.07	59.43	58.83	59.34
6054	NYSE	NWN	Thu, Jun 9, 2016	58.38	59.19	58.13	59.10
6053	NYSE	NWN	Wed, Jun 8, 2016	57.51	58.26	57.10	58.26
6052	NYSE	NWN	Tue, Jun 7, 2016	57.00	57.80	56.71	57.56
6051	NYSE	NWN	Mon, Jun 6, 2016	56.81	57.16	56.31	56.80
6050	NYSE	NWN	Fri, Jun 3, 2016	56.49	57.09	56.09	56.79
6049	NYSE	NWN	Thu, Jun 2, 2016	55.75	56.01	55.18	56.00
6048	NYSE	NWN	Wed, Jun 1, 2016	55.13	55.68	55.06	55.64
6047	NYSE	NWN	Tue, May 31, 2016	55.15	55.25	54.53	54.90
6046	NYSE	NWN	Fri, May 27, 2016	54.77	55.24	54.51	55.06
6045	NYSE	NWN	Thu, May 26, 2016	54.68	55.26	54.10	54.81
6044	NYSE	NWN	Wed, May 25, 2016	55.64	55.64	55.00	55.12
6043	NYSE	NWN	Tue, May 24, 2016	54.56	55.73	54.56	55.71
6042	NYSE	NWN	Mon, May 23, 2016	55.17	55.39	54.84	54.87
6041	NYSE	NWN	Fri, May 20, 2016	55.21	55.40	54.73	55.25
6040	NYSE	NWN	Thu, May 19, 2016	54.18	55.26	54.09	55.15
6039	NYSE	NWN	Wed, May 18, 2016	55.25	55.84	54.35	54.62
6038	NYSE	NWN	Tue, May 17, 2016	57.43	57.43	55.17	55.70
6037	NYSE	NWN	Mon, May 16, 2016	57.43	57.74	56.96	57.69
6036	NYSE	NWN	Fri, May 13, 2016	57.39	57.95	56.99	57.48
6035	NYSE	NWN	Thu, May 12, 2016	56.58	57.48	56.34	57.45
6034	NYSE	NWN	Wed, May 11, 2016	56.54	56.82	56.15	56.47
6033	NYSE	NWN	Tue, May 10, 2016	56.98	57.12	56.34	56.60
6032	NYSE	NWN	Mon, May 9, 2016	56.04	56.79	55.08	56.77
6031	NYSE	NWN	Fri, May 6, 2016	55.01	55.98	54.79	55.98
6030	NYSE	NWN	Thu, May 5, 2016	54.87	55.91	54.28	55.46
6029	NYSE	NWN	Wed, May 4, 2016	53.88	55.08	53.38	54.92
6028	NYSE	NWN	Tue, May 3, 2016	53.80	54.00	52.75	53.77
6027	NYSE	NWN	Mon, May 2, 2016	51.58	52.48	51.12	52.35
6026	NYSE	NWN	Fri, Apr 29, 2016	51.36	51.85	50.94	51.54
6025	NYSE	NWN	Thu, Apr 28, 2016	51.26	51.88	50.85	51.60
6024	NYSE	NWN	Wed, Apr 27, 2016	51.41	51.92	51.04	51.63
6023	NYSE	NWN	Tue, Apr 26, 2016	51.28	51.82	51.28	51.68
6022	NYSE	NWN	Mon, Apr 25, 2016	51.01	51.82	50.72	51.36
6021	NYSE	NWN	Fri, Apr 22, 2016	49.70	50.66	49.70	50.52
6020	NYSE	NWN	Thu, Apr 21, 2016	50.63	50.76	49.46	49.55
6019	NYSE	NWN	Wed, Apr 20, 2016	51.96	52.13	50.81	50.83
6018	NYSE	NWN	Tue, Apr 19, 2016	52.18	52.36	51.71	52.16
6017	NYSE	NWN	Mon, Apr 18, 2016	51.85	51.96	51.56	51.90
6016	NYSE	NWN	Fri, Apr 15, 2016	51.25	52.12	51.25	51.80
6015	NYSE	NWN	Thu, Apr 14, 2016	51.32	51.61	51.20	51.30
6014	NYSE	NWN	Wed, Apr 13, 2016	51.83	52.35	51.13	51.49
6013	NYSE	NWN	Tue, Apr 12, 2016	51.69	52.05	51.63	51.83
6012	NYSE	NWN	Mon, Apr 11, 2016	51.73	52.24	51.73	51.89
6011	NYSE	NWN	Fri, Apr 8, 2016	51.80	52.14	51.67	51.80
6010	NYSE	NWN	Thu, Apr 7, 2016	51.50	52.22	51.44	51.84
6009	NYSE	NWN	Wed, Apr 6, 2016	51.75	51.83	51.40	51.54
6008	NYSE	NWN	Tue, Apr 5, 2016	52.78	52.78	52.78	51.75
6007	NYSE	NWN	Mon, Apr 4, 2016	53.96	53.96	52.68	52.78
6006	NYSE	NWN	Fri, Apr 1, 2016	53.80	54.29	53.65	53.87
6005	NYSE	NWN	Thu, Mar 31, 2016	54.11	54.13	53.81	53.85
6004	NYSE	NWN	Wed, Mar 30, 2016	54.23	54.51	53.69	54.15
6003	NYSE	NWN	Tue, Mar 29, 2016	52.68	54.33	52.33	54.22
6002	NYSE	NWN	Mon, Mar 28, 2016	52.19	52.75	52.06	52.69
6001	NYSE	NWN	Thu, Mar 24, 2016	51.97	51.97	51.97	52.27
6000	NYSE	NWN	Wed, Mar 23, 2016	51.92	52.28	51.77	51.97
5999	NYSE	NWN	Tue, Mar 22, 2016	51.75	52.33	51.46	51.91
5998	NYSE	NWN	Mon, Mar 21, 2016	51.96	52.28	51.29	51.87
5997	NYSE	NWN	Fri, Mar 18, 2016	52.45	52.51	51.69	52.01
5996	NYSE	NWN	Thu, Mar 17, 2016	50.95	52.61	50.95	52.19
5995	NYSE	NWN	Wed, Mar 16, 2016	51.01	51.23	50.29	51.11
5994	NYSE	NWN	Tue, Mar 15, 2016	50.75	50.75	50.75	51.14
5993	NYSE	NWN	Mon, Mar 14, 2016	51.32	51.34	50.75	50.75
5992	NYSE	NWN	Fri, Mar 11, 2016	51.52	51.73	51.09	51.32
5991	NYSE	NWN	Thu, Mar 10, 2016	51.50	51.99	51.17	51.32
5990	NYSE	NWN	Wed, Mar 9, 2016	51.19	51.19	51.19	51.46
5989	NYSE	NWN	Tue, Mar 8, 2016	50.73	51.36	50.46	51.19
5988	NYSE	NWN	Mon, Mar 7, 2016	49.92	50.65	49.80	50.55
5987	NYSE	NWN	Fri, Mar 4, 2016	49.70	49.70	49.70	50.01
5986	NYSE	NWN	Thu, Mar 3, 2016	50.17	50.17	50.17	49.70
5985	NYSE	NWN	Wed, Mar 2, 2016	49.24	50.20	48.90	50.17
5984	NYSE	NWN	Tue, Mar 1, 2016	49.89	49.89	49.89	49.44
5983	NYSE	NWN	Mon, Feb 29, 2016	49.82	50.48	49.41	49.89
5982	NYSE	NWN	Fri, Feb 26, 2016	52.61	52.61	52.61	50.15
5981	NYSE	NWN	Thu, Feb 25, 2016	52.65	53.25	52.42	52.61
5980	NYSE	NWN	Wed, Feb 24, 2016	52.38	52.91	51.97	52.54
5979	NYSE	NWN	Tue, Feb 23, 2016	52.44	52.81	52.04	52.35
5978	NYSE	NWN	Mon, Feb 22, 2016	52.32	52.81	52.24	52.44
5977	NYSE	NWN	Fri, Feb 19, 2016	51.86	52.87	51.86	52.32
5976	NYSE	NWN	Thu, Feb 18, 2016	51.76	52.43	51.76	52.21
5975	NYSE	NWN	Wed, Feb 17, 2016	52.55	52.55	51.83	51.85
5974	NYSE	NWN	Tue, Feb 16, 2016	52.97	52.98	52.23	52.60
5973	NYSE	NWN	Fri, Feb 12, 2016	52.93	53.09	52.08	52.56
5972	NYSE	NWN	Thu, Feb 11, 2016	52.82	53.22	52.51	52.68
5971	NYSE	NWN	Wed, Feb 10, 2016	53.33	53.54	52.67	53.06
5970	NYSE	NWN	Tue, Feb 9, 2016	52.72	53.39	52.59	53.15
5969	NYSE	NWN	Mon, Feb 8, 2016	51.61	53.00	51.61	52.83
5968	NYSE	NWN	Fri, Feb 5, 2016	52.08	52.28	51.57	51.83
5967	NYSE	NWN	Thu, Feb 4, 2016	52.73	52.83	52.11	52.30
5966	NYSE	NWN	Wed, Feb 3, 2016	52.50	53.12	52.35	52.80
5965	NYSE	NWN	Tue, Feb 2, 2016	52.09	52.48	51.89	52.48
5964	NYSE	NWN	Mon, Feb 1, 2016	51.81	52.49	51.47	52.19
5963	NYSE	NWN	Fri, Jan 29, 2016	51.00	52.01	50.99	51.95
5962	NYSE	NWN	Thu, Jan 28, 2016	49.63	50.86	49.60	50.69
5961	NYSE	NWN	Wed, Jan 27, 2016	49.87	50.44	49.39	49.79
5960	NYSE	NWN	Tue, Jan 26, 2016	50.00	50.74	50.00	50.53
5959	NYSE	NWN	Mon, Jan 25, 2016	50.55	50.77	49.72	49.89
5958	NYSE	NWN	Fri, Jan 22, 2016	49.70	50.72	49.54	50.59
5957	NYSE	NWN	Thu, Jan 21, 2016	50.35	50.35	49.30	49.65
5956	NYSE	NWN	Wed, Jan 20, 2016	50.88	51.04	49.65	50.13
5955	NYSE	NWN	Tue, Jan 19, 2016	49.96	51.28	49.91	51.02
5954	NYSE	NWN	Fri, Jan 15, 2016	50.10	50.75	49.62	50.11
5953	NYSE	NWN	Thu, Jan 14, 2016	50.39	51.22	50.35	50.98
5952	NYSE	NWN	Wed, Jan 13, 2016	50.95	51.18	50.24	50.32
5951	NYSE	NWN	Tue, Jan 12, 2016	51.66	51.81	50.55	50.85
5950	NYSE	NWN	Mon, Jan 11, 2016	50.99	51.62	50.81	51.44
5949	NYSE	NWN	Fri, Jan 8, 2016	51.00	51.25	50.79	51.00
5948	NYSE	NWN	Thu, Jan 7, 2016	50.18	51.11	50.14	50.86
5947	NYSE	NWN	Wed, Jan 6, 2016	50.01	50.87	50.01	50.85
5946	NYSE	NWN	Tue, Jan 5, 2016	49.98	50.51	49.38	50.42
5945	NYSE	NWN	Mon, Jan 4, 2016	50.14	50.75	49.76	49.90
5944	NYSE	NWN	Thu, Dec 31, 2015	51.48	51.48	50.29	50.61
5943	NYSE	NWN	Wed, Dec 30, 2015	51.56	51.77	51.30	51.46
5942	NYSE	NWN	Tue, Dec 29, 2015	51.51	51.85	51.35	51.55
5941	NYSE	NWN	Mon, Dec 28, 2015	50.83	51.50	50.83	51.48
5940	NYSE	NWN	Thu, Dec 24, 2015	50.89	51.14	50.68	50.86
5939	NYSE	NWN	Wed, Dec 23, 2015	50.05	50.75	50.05	50.71
5938	NYSE	NWN	Tue, Dec 22, 2015	49.36	49.97	49.03	49.95
5937	NYSE	NWN	Mon, Dec 21, 2015	49.62	49.94	49.13	49.38
5936	NYSE	NWN	Fri, Dec 18, 2015	49.64	50.10	48.88	49.62
5935	NYSE	NWN	Thu, Dec 17, 2015	49.93	50.29	49.54	49.98
5934	NYSE	NWN	Wed, Dec 16, 2015	48.52	49.90	48.49	49.76
5933	NYSE	NWN	Tue, Dec 15, 2015	48.15	48.61	47.78	48.58
5932	NYSE	NWN	Mon, Dec 14, 2015	47.95	48.33	47.82	48.05
5931	NYSE	NWN	Fri, Dec 11, 2015	48.11	48.91	47.83	47.94
5930	NYSE	NWN	Thu, Dec 10, 2015	49.05	49.14	48.57	48.81
5929	NYSE	NWN	Wed, Dec 9, 2015	49.37	49.82	48.82	49.10
5928	NYSE	NWN	Tue, Dec 8, 2015	48.76	49.82	48.67	49.58
5927	NYSE	NWN	Mon, Dec 7, 2015	48.67	48.91	48.38	48.86
5926	NYSE	NWN	Fri, Dec 4, 2015	48.27	48.80	48.01	48.70
5925	NYSE	NWN	Thu, Dec 3, 2015	48.87	48.93	48.15	48.26
5924	NYSE	NWN	Wed, Dec 2, 2015	49.01	49.13	48.82	48.98
5923	NYSE	NWN	Tue, Dec 1, 2015	48.89	49.17	48.81	49.01
5922	NYSE	NWN	Mon, Nov 30, 2015	48.50	48.91	48.28	48.80
5921	NYSE	NWN	Fri, Nov 27, 2015	48.04	48.50	47.79	48.29
5920	NYSE	NWN	Wed, Nov 25, 2015	48.07	48.07	47.76	47.98
5919	NYSE	NWN	Tue, Nov 24, 2015	47.88	48.13	47.36	48.10
5918	NYSE	NWN	Mon, Nov 23, 2015	47.90	48.18	47.66	47.99
5917	NYSE	NWN	Fri, Nov 20, 2015	48.00	48.34	47.76	47.96
5916	NYSE	NWN	Thu, Nov 19, 2015	47.27	47.80	47.22	47.74
5915	NYSE	NWN	Wed, Nov 18, 2015	46.45	47.21	46.05	47.11
5914	NYSE	NWN	Tue, Nov 17, 2015	46.74	47.11	46.27	46.47
5913	NYSE	NWN	Mon, Nov 16, 2015	46.15	46.89	46.15	46.84
5912	NYSE	NWN	Fri, Nov 13, 2015	46.09	46.78	46.06	46.13
5911	NYSE	NWN	Thu, Nov 12, 2015	46.74	47.19	46.10	46.14
5910	NYSE	NWN	Wed, Nov 11, 2015	46.63	46.95	46.57	46.84
5909	NYSE	NWN	Tue, Nov 10, 2015	45.86	47.22	45.86	46.61
5908	NYSE	NWN	Mon, Nov 9, 2015	45.78	46.07	45.39	45.90
5907	NYSE	NWN	Fri, Nov 6, 2015	47.12	47.12	45.38	45.95
5906	NYSE	NWN	Thu, Nov 5, 2015	47.52	47.83	47.10	47.63
5905	NYSE	NWN	Wed, Nov 4, 2015	47.12	48.31	47.09	47.53
5904	NYSE	NWN	Tue, Nov 3, 2015	47.91	47.91	46.21	47.05
5903	NYSE	NWN	Mon, Nov 2, 2015	47.73	47.92	47.34	47.69
5902	NYSE	NWN	Fri, Oct 30, 2015	47.21	47.95	47.16	47.77
5901	NYSE	NWN	Thu, Oct 29, 2015	47.88	47.88	46.97	47.36
5900	NYSE	NWN	Wed, Oct 28, 2015	48.02	48.35	47.28	48.24
5899	NYSE	NWN	Tue, Oct 27, 2015	48.10	48.45	47.69	48.33
5898	NYSE	NWN	Mon, Oct 26, 2015	47.96	48.47	47.24	48.34
5897	NYSE	NWN	Fri, Oct 23, 2015	48.46	48.46	47.28	47.65
5896	NYSE	NWN	Thu, Oct 22, 2015	48.15	48.49	47.99	48.39
5895	NYSE	NWN	Wed, Oct 21, 2015	48.35	48.52	47.82	48.00
5894	NYSE	NWN	Tue, Oct 20, 2015	48.06	48.61	47.98	48.39
5893	NYSE	NWN	Mon, Oct 19, 2015	47.90	48.23	47.75	48.15
5892	NYSE	NWN	Fri, Oct 16, 2015	47.88	48.25	47.69	47.99
5891	NYSE	NWN	Thu, Oct 15, 2015	46.64	47.80	46.41	47.79
5890	NYSE	NWN	Wed, Oct 14, 2015	46.76	47.07	46.52	46.58
5889	NYSE	NWN	Tue, Oct 13, 2015	47.22	47.40	46.69	46.77
5888	NYSE	NWN	Mon, Oct 12, 2015	47.06	47.68	46.88	47.29
5887	NYSE	NWN	Fri, Oct 9, 2015	47.27	47.30	46.63	46.93
5886	NYSE	NWN	Thu, Oct 8, 2015	46.47	47.28	46.33	47.24
5885	NYSE	NWN	Wed, Oct 7, 2015	46.36	46.73	46.25	46.47
5884	NYSE	NWN	Tue, Oct 6, 2015	46.71	46.72	46.08	46.24
5883	NYSE	NWN	Mon, Oct 5, 2015	46.31	46.89	46.00	46.84
5882	NYSE	NWN	Fri, Oct 2, 2015	45.43	46.10	45.34	46.10
5881	NYSE	NWN	Thu, Oct 1, 2015	45.93	46.02	45.03	45.39
5880	NYSE	NWN	Wed, Sep 30, 2015	44.91	45.92	44.80	45.84
5879	NYSE	NWN	Tue, Sep 29, 2015	45.46	45.62	44.78	44.87
5878	NYSE	NWN	Mon, Sep 28, 2015	45.38	45.86	45.28	45.47
5877	NYSE	NWN	Fri, Sep 25, 2015	45.08	45.99	44.91	45.37
5876	NYSE	NWN	Thu, Sep 24, 2015	44.15	45.00	44.15	44.97
5875	NYSE	NWN	Wed, Sep 23, 2015	44.34	44.55	44.04	44.24
5874	NYSE	NWN	Tue, Sep 22, 2015	44.30	44.76	44.02	44.28
5873	NYSE	NWN	Mon, Sep 21, 2015	44.64	44.77	44.30	44.65
5872	NYSE	NWN	Fri, Sep 18, 2015	43.98	44.88	43.98	44.48
5871	NYSE	NWN	Thu, Sep 17, 2015	43.72	44.83	43.70	44.39
5870	NYSE	NWN	Wed, Sep 16, 2015	43.36	43.95	43.36	43.65
5869	NYSE	NWN	Tue, Sep 15, 2015	43.25	43.51	42.88	43.37
5868	NYSE	NWN	Mon, Sep 14, 2015	43.11	43.53	43.00	43.14
5867	NYSE	NWN	Fri, Sep 11, 2015	42.62	43.15	42.62	43.13
5866	NYSE	NWN	Thu, Sep 10, 2015	42.72	43.25	42.59	42.71
5865	NYSE	NWN	Wed, Sep 9, 2015	42.86	43.45	42.58	42.88
5864	NYSE	NWN	Tue, Sep 8, 2015	42.90	43.02	42.32	43.00
5863	NYSE	NWN	Fri, Sep 4, 2015	42.50	42.61	42.25	42.39
5862	NYSE	NWN	Thu, Sep 3, 2015	42.97	43.30	42.73	42.79
5861	NYSE	NWN	Wed, Sep 2, 2015	43.44	43.44	42.56	42.92
5860	NYSE	NWN	Tue, Sep 1, 2015	43.33	43.77	42.90	43.04
5859	NYSE	NWN	Mon, Aug 31, 2015	43.70	44.08	43.29	43.98
5858	NYSE	NWN	Fri, Aug 28, 2015	44.11	44.45	43.73	44.22
5857	NYSE	NWN	Thu, Aug 27, 2015	44.23	44.27	43.49	44.19
5856	NYSE	NWN	Wed, Aug 26, 2015	44.91	44.91	43.20	43.97
5855	NYSE	NWN	Tue, Aug 25, 2015	45.41	45.48	44.06	44.23
5854	NYSE	NWN	Mon, Aug 24, 2015	42.00	45.70	42.00	44.92
5853	NYSE	NWN	Fri, Aug 21, 2015	45.53	46.74	44.60	45.97
5852	NYSE	NWN	Thu, Aug 20, 2015	46.18	46.63	45.88	46.30
5851	NYSE	NWN	Wed, Aug 19, 2015	46.05	46.63	45.71	46.39
5850	NYSE	NWN	Tue, Aug 18, 2015	46.29	46.29	45.92	46.20
5849	NYSE	NWN	Mon, Aug 17, 2015	46.06	46.69	45.98	46.45
5848	NYSE	NWN	Fri, Aug 14, 2015	44.54	46.55	44.52	46.35
5847	NYSE	NWN	Thu, Aug 13, 2015	44.71	44.91	44.33	44.44
5846	NYSE	NWN	Wed, Aug 12, 2015	44.32	44.91	44.28	44.84
5845	NYSE	NWN	Tue, Aug 11, 2015	43.61	44.38	43.42	44.37
5844	NYSE	NWN	Mon, Aug 10, 2015	43.92	44.33	43.60	43.76
5843	NYSE	NWN	Fri, Aug 7, 2015	43.09	43.98	42.99	43.87
5842	NYSE	NWN	Thu, Aug 6, 2015	43.70	43.74	42.84	43.35
5841	NYSE	NWN	Wed, Aug 5, 2015	43.91	44.02	43.47	43.64
5840	NYSE	NWN	Tue, Aug 4, 2015	43.17	44.04	43.00	43.73
5839	NYSE	NWN	Mon, Aug 3, 2015	43.25	43.58	42.90	43.21
5838	NYSE	NWN	Fri, Jul 31, 2015	42.96	43.66	42.96	43.29
5837	NYSE	NWN	Thu, Jul 30, 2015	42.49	43.12	42.44	42.70
5836	NYSE	NWN	Wed, Jul 29, 2015	42.65	42.71	42.30	42.62
5835	NYSE	NWN	Tue, Jul 28, 2015	43.17	43.22	42.67	43.11
5834	NYSE	NWN	Mon, Jul 27, 2015	42.24	43.21	42.24	43.07
5833	NYSE	NWN	Fri, Jul 24, 2015	42.25	42.70	42.24	42.47
5832	NYSE	NWN	Thu, Jul 23, 2015	43.30	43.40	42.26	42.43
5831	NYSE	NWN	Wed, Jul 22, 2015	43.03	43.41	43.00	43.36
5830	NYSE	NWN	Tue, Jul 21, 2015	43.50	44.02	42.83	42.97
5829	NYSE	NWN	Mon, Jul 20, 2015	43.97	43.97	43.28	43.49
5828	NYSE	NWN	Fri, Jul 17, 2015	44.33	44.33	43.77	43.85
5827	NYSE	NWN	Thu, Jul 16, 2015	43.92	44.48	43.92	44.40
5826	NYSE	NWN	Wed, Jul 15, 2015	43.77	43.95	43.35	43.83
5825	NYSE	NWN	Tue, Jul 14, 2015	43.83	43.97	43.54	43.77
5824	NYSE	NWN	Mon, Jul 13, 2015	43.96	44.28	43.62	43.88
5823	NYSE	NWN	Fri, Jul 10, 2015	43.60	44.14	43.30	43.90
5822	NYSE	NWN	Thu, Jul 9, 2015	44.21	44.34	43.32	43.37
5821	NYSE	NWN	Wed, Jul 8, 2015	44.02	44.37	43.80	44.04
5820	NYSE	NWN	Tue, Jul 7, 2015	43.51	44.30	43.43	44.18
5819	NYSE	NWN	Mon, Jul 6, 2015	42.94	43.37	42.57	43.30
5818	NYSE	NWN	Thu, Jul 2, 2015	42.47	42.98	42.28	42.92
5817	NYSE	NWN	Wed, Jul 1, 2015	42.42	42.63	42.10	42.23
5816	NYSE	NWN	Tue, Jun 30, 2015	42.88	42.88	42.08	42.18
5815	NYSE	NWN	Mon, Jun 29, 2015	42.84	43.50	42.65	42.71
5814	NYSE	NWN	Fri, Jun 26, 2015	42.85	43.05	42.68	43.00
5813	NYSE	NWN	Thu, Jun 25, 2015	43.18	43.18	42.69	42.80
5812	NYSE	NWN	Wed, Jun 24, 2015	43.30	43.30	43.02	43.14
5811	NYSE	NWN	Tue, Jun 23, 2015	43.54	43.75	43.05	43.30
5810	NYSE	NWN	Mon, Jun 22, 2015	43.53	43.72	43.04	43.58
5809	NYSE	NWN	Fri, Jun 19, 2015	43.23	43.58	43.14	43.42
5808	NYSE	NWN	Thu, Jun 18, 2015	42.73	43.43	42.50	43.28
5807	NYSE	NWN	Wed, Jun 17, 2015	42.96	43.40	42.54	42.60
5806	NYSE	NWN	Tue, Jun 16, 2015	42.79	42.99	42.32	42.84
5805	NYSE	NWN	Mon, Jun 15, 2015	42.65	42.96	42.32	42.88
5804	NYSE	NWN	Fri, Jun 12, 2015	43.20	43.25	42.64	42.75
5803	NYSE	NWN	Thu, Jun 11, 2015	43.36	43.38	43.02	43.28
5802	NYSE	NWN	Wed, Jun 10, 2015	42.88	43.46	42.75	43.08
5801	NYSE	NWN	Tue, Jun 9, 2015	42.86	43.00	42.69	42.70
5800	NYSE	NWN	Mon, Jun 8, 2015	42.80	43.04	42.51	42.83
5799	NYSE	NWN	Fri, Jun 5, 2015	42.87	42.88	42.38	42.77
5798	NYSE	NWN	Thu, Jun 4, 2015	43.16	43.35	42.88	43.05
5797	NYSE	NWN	Wed, Jun 3, 2015	43.85	44.13	43.10	43.21
5796	NYSE	NWN	Tue, Jun 2, 2015	44.38	44.38	43.65	43.91
5795	NYSE	NWN	Mon, Jun 1, 2015	44.78	44.85	44.41	44.52
5794	NYSE	NWN	Fri, May 29, 2015	44.84	45.04	44.47	44.70
5793	NYSE	NWN	Thu, May 28, 2015	44.47	45.00	44.46	44.91
5792	NYSE	NWN	Wed, May 27, 2015	44.59	44.68	44.36	44.58
5791	NYSE	NWN	Tue, May 26, 2015	44.44	44.46	44.04	44.45
5790	NYSE	NWN	Fri, May 22, 2015	44.89	45.08	44.48	44.68
5789	NYSE	NWN	Thu, May 21, 2015	45.00	45.13	44.80	44.89
5788	NYSE	NWN	Wed, May 20, 2015	44.98	45.32	44.90	44.95
5787	NYSE	NWN	Tue, May 19, 2015	45.05	45.15	44.80	45.03
5786	NYSE	NWN	Mon, May 18, 2015	44.95	45.25	44.64	45.22
5785	NYSE	NWN	Fri, May 15, 2015	44.81	45.20	44.70	45.01
5784	NYSE	NWN	Thu, May 14, 2015	44.06	44.76	44.06	44.68
5783	NYSE	NWN	Wed, May 13, 2015	44.42	44.57	43.80	43.92
5782	NYSE	NWN	Tue, May 12, 2015	44.25	44.45	43.77	44.25
5781	NYSE	NWN	Mon, May 11, 2015	44.38	44.99	44.20	44.36
5780	NYSE	NWN	Fri, May 8, 2015	44.93	45.14	44.46	44.47
5779	NYSE	NWN	Thu, May 7, 2015	44.40	45.09	44.32	44.71
5778	NYSE	NWN	Wed, May 6, 2015	45.17	45.21	44.08	44.55
5777	NYSE	NWN	Tue, May 5, 2015	46.03	46.28	45.01	45.18
5776	NYSE	NWN	Mon, May 4, 2015	46.52	47.04	46.27	46.27
5775	NYSE	NWN	Fri, May 1, 2015	46.78	46.88	46.15	46.53
5774	NYSE	NWN	Thu, Apr 30, 2015	47.61	47.62	46.54	46.70
5773	NYSE	NWN	Wed, Apr 29, 2015	48.00	48.33	47.53	47.81
5772	NYSE	NWN	Tue, Apr 28, 2015	47.85	48.50	47.27	48.34
5771	NYSE	NWN	Mon, Apr 27, 2015	48.96	48.96	47.75	48.20
5770	NYSE	NWN	Fri, Apr 24, 2015	48.31	49.07	48.31	48.70
5769	NYSE	NWN	Thu, Apr 23, 2015	47.54	48.37	47.54	48.27
5768	NYSE	NWN	Wed, Apr 22, 2015	48.17	48.17	47.50	47.89
5767	NYSE	NWN	Tue, Apr 21, 2015	48.40	48.67	48.05	48.25
5766	NYSE	NWN	Mon, Apr 20, 2015	47.66	48.79	47.66	48.33
5765	NYSE	NWN	Fri, Apr 17, 2015	47.74	48.14	47.25	47.50
5764	NYSE	NWN	Thu, Apr 16, 2015	48.10	48.15	47.37	48.05
5763	NYSE	NWN	Wed, Apr 15, 2015	48.10	48.54	48.05	48.24
5762	NYSE	NWN	Tue, Apr 14, 2015	47.94	48.31	47.93	48.10
5761	NYSE	NWN	Mon, Apr 13, 2015	48.23	48.44	47.88	47.96
5760	NYSE	NWN	Fri, Apr 10, 2015	48.06	48.37	47.77	48.21
5759	NYSE	NWN	Thu, Apr 9, 2015	48.31	48.31	47.51	47.74
5758	NYSE	NWN	Wed, Apr 8, 2015	48.54	48.57	48.02	48.46
5757	NYSE	NWN	Tue, Apr 7, 2015	49.37	49.37	48.40	48.42
5756	NYSE	NWN	Mon, Apr 6, 2015	48.90	49.77	48.59	49.42
5755	NYSE	NWN	Thu, Apr 2, 2015	48.45	49.04	48.36	48.97
5754	NYSE	NWN	Wed, Apr 1, 2015	47.66	48.37	47.43	48.37
5753	NYSE	NWN	Tue, Mar 31, 2015	47.77	48.20	47.61	47.95
5752	NYSE	NWN	Mon, Mar 30, 2015	47.60	48.11	47.30	47.93
5751	NYSE	NWN	Fri, Mar 27, 2015	47.12	47.97	46.69	47.56
5750	NYSE	NWN	Thu, Mar 26, 2015	47.16	47.62	46.92	46.96
5749	NYSE	NWN	Wed, Mar 25, 2015	47.70	48.07	47.04	47.16
5748	NYSE	NWN	Tue, Mar 24, 2015	47.69	47.83	46.97	47.65
5747	NYSE	NWN	Mon, Mar 23, 2015	47.74	48.12	47.63	47.71
5746	NYSE	NWN	Fri, Mar 20, 2015	47.29	48.29	47.26	47.94
5745	NYSE	NWN	Thu, Mar 19, 2015	47.24	47.68	46.79	46.98
5744	NYSE	NWN	Wed, Mar 18, 2015	46.13	47.59	46.09	47.41
5743	NYSE	NWN	Tue, Mar 17, 2015	45.73	46.52	45.73	46.07
5742	NYSE	NWN	Mon, Mar 16, 2015	45.11	45.89	45.11	45.77
5741	NYSE	NWN	Fri, Mar 13, 2015	45.60	45.60	44.56	45.06
5740	NYSE	NWN	Thu, Mar 12, 2015	45.06	45.85	45.06	45.66
5739	NYSE	NWN	Wed, Mar 11, 2015	44.71	45.01	44.40	44.68
5738	NYSE	NWN	Tue, Mar 10, 2015	44.90	45.43	44.63	44.76
5737	NYSE	NWN	Mon, Mar 9, 2015	45.24	45.56	45.01	45.24
5736	NYSE	NWN	Fri, Mar 6, 2015	45.77	46.22	44.93	45.03
5735	NYSE	NWN	Thu, Mar 5, 2015	45.84	46.43	45.83	46.25
5734	NYSE	NWN	Wed, Mar 4, 2015	46.49	46.49	45.82	45.86
5733	NYSE	NWN	Tue, Mar 3, 2015	45.82	46.87	45.41	46.57
5732	NYSE	NWN	Mon, Mar 2, 2015	47.24	47.24	46.00	46.10
5731	NYSE	NWN	Fri, Feb 27, 2015	47.19	47.97	47.14	47.25
5730	NYSE	NWN	Thu, Feb 26, 2015	47.70	48.06	47.30	47.45
5729	NYSE	NWN	Wed, Feb 25, 2015	48.52	48.52	47.51	47.64
5728	NYSE	NWN	Tue, Feb 24, 2015	48.19	48.92	47.97	48.52
5727	NYSE	NWN	Mon, Feb 23, 2015	47.82	48.35	47.50	48.31
5726	NYSE	NWN	Fri, Feb 20, 2015	47.82	48.17	47.31	47.94
5725	NYSE	NWN	Thu, Feb 19, 2015	48.69	48.77	47.59	47.78
5724	NYSE	NWN	Wed, Feb 18, 2015	46.95	48.57	46.95	48.51
5723	NYSE	NWN	Tue, Feb 17, 2015	47.60	47.86	46.87	47.13
5722	NYSE	NWN	Fri, Feb 13, 2015	48.13	48.13	47.29	47.60
5721	NYSE	NWN	Thu, Feb 12, 2015	47.90	48.20	47.25	47.86
5720	NYSE	NWN	Wed, Feb 11, 2015	48.75	48.75	47.60	47.84
5719	NYSE	NWN	Tue, Feb 10, 2015	48.10	48.85	47.73	48.70
5718	NYSE	NWN	Mon, Feb 9, 2015	48.80	49.04	47.76	47.84
5717	NYSE	NWN	Fri, Feb 6, 2015	50.93	50.93	48.64	48.80
5716	NYSE	NWN	Thu, Feb 5, 2015	50.49	51.11	50.43	51.07
5715	NYSE	NWN	Wed, Feb 4, 2015	50.99	50.99	50.13	50.33
5714	NYSE	NWN	Tue, Feb 3, 2015	50.47	51.11	50.24	50.98
5713	NYSE	NWN	Mon, Feb 2, 2015	49.93	50.61	49.51	50.52
5712	NYSE	NWN	Fri, Jan 30, 2015	50.80	50.97	49.79	49.91
5711	NYSE	NWN	Thu, Jan 29, 2015	50.22	51.36	50.05	51.20
5710	NYSE	NWN	Wed, Jan 28, 2015	51.05	51.50	49.82	50.08
5709	NYSE	NWN	Tue, Jan 27, 2015	51.41	51.94	51.31	51.43
5708	NYSE	NWN	Mon, Jan 26, 2015	51.91	51.91	51.00	51.82
5707	NYSE	NWN	Fri, Jan 23, 2015	52.00	52.25	51.63	51.92
5706	NYSE	NWN	Thu, Jan 22, 2015	51.59	52.00	51.22	51.98
5705	NYSE	NWN	Wed, Jan 21, 2015	51.51	51.87	51.25	51.64
5704	NYSE	NWN	Tue, Jan 20, 2015	51.51	52.00	51.17	51.85
5703	NYSE	NWN	Fri, Jan 16, 2015	50.08	51.42	50.08	51.25
5702	NYSE	NWN	Thu, Jan 15, 2015	50.43	50.67	49.81	50.30
5701	NYSE	NWN	Wed, Jan 14, 2015	49.83	50.43	49.50	50.33
5700	NYSE	NWN	Tue, Jan 13, 2015	49.95	50.83	49.47	50.14
5699	NYSE	NWN	Mon, Jan 12, 2015	49.54	49.61	48.77	49.56
5698	NYSE	NWN	Fri, Jan 9, 2015	49.70	49.80	49.05	49.39
5697	NYSE	NWN	Thu, Jan 8, 2015	49.33	49.81	48.61	49.80
5696	NYSE	NWN	Wed, Jan 7, 2015	48.60	49.09	48.34	48.89
5695	NYSE	NWN	Tue, Jan 6, 2015	48.88	49.47	48.31	48.49
5694	NYSE	NWN	Mon, Jan 5, 2015	49.42	49.48	48.50	48.88
5693	NYSE	NWN	Fri, Jan 2, 2015	50.08	50.14	49.08	49.74
5692	NYSE	NWN	Wed, Dec 31, 2014	50.69	51.30	49.87	49.90
5691	NYSE	NWN	Tue, Dec 30, 2014	52.41	52.41	50.79	50.82
5690	NYSE	NWN	Mon, Dec 29, 2014	50.76	52.57	50.76	52.46
5689	NYSE	NWN	Fri, Dec 26, 2014	50.26	51.11	50.13	50.81
5688	NYSE	NWN	Wed, Dec 24, 2014	49.49	50.17	49.49	50.03
5687	NYSE	NWN	Tue, Dec 23, 2014	49.42	49.80	49.18	49.56
5686	NYSE	NWN	Mon, Dec 22, 2014	49.29	49.37	48.92	49.31
5685	NYSE	NWN	Fri, Dec 19, 2014	49.32	49.42	48.67	49.16
5684	NYSE	NWN	Thu, Dec 18, 2014	49.00	49.47	48.95	49.43
5683	NYSE	NWN	Wed, Dec 17, 2014	47.69	48.92	47.50	48.92
5682	NYSE	NWN	Tue, Dec 16, 2014	46.03	47.74	46.03	47.64
5681	NYSE	NWN	Mon, Dec 15, 2014	47.03	47.27	46.19	46.32
5680	NYSE	NWN	Fri, Dec 12, 2014	47.13	47.78	46.86	46.98
5679	NYSE	NWN	Thu, Dec 11, 2014	47.38	48.31	47.38	47.80
5678	NYSE	NWN	Wed, Dec 10, 2014	48.21	48.44	47.29	47.30
5677	NYSE	NWN	Tue, Dec 9, 2014	46.92	48.54	46.92	48.54
5676	NYSE	NWN	Mon, Dec 8, 2014	46.96	47.61	46.83	47.21
5675	NYSE	NWN	Fri, Dec 5, 2014	47.00	47.37	47.00	47.18
5674	NYSE	NWN	Thu, Dec 4, 2014	47.40	47.51	47.10	47.24
5673	NYSE	NWN	Wed, Dec 3, 2014	47.14	47.52	47.03	47.43
5672	NYSE	NWN	Tue, Dec 2, 2014	46.73	47.30	46.64	47.16
5671	NYSE	NWN	Mon, Dec 1, 2014	46.16	47.13	46.16	46.62
5670	NYSE	NWN	Fri, Nov 28, 2014	46.79	47.38	46.06	46.51
5669	NYSE	NWN	Wed, Nov 26, 2014	46.15	46.87	46.15	46.81
5668	NYSE	NWN	Tue, Nov 25, 2014	46.40	46.42	46.10	46.28
5667	NYSE	NWN	Mon, Nov 24, 2014	46.59	46.75	46.26	46.40
5666	NYSE	NWN	Fri, Nov 21, 2014	46.87	46.87	46.30	46.59
5665	NYSE	NWN	Thu, Nov 20, 2014	46.18	46.42	45.89	46.34
5664	NYSE	NWN	Wed, Nov 19, 2014	46.12	46.41	45.88	46.30
5663	NYSE	NWN	Tue, Nov 18, 2014	46.14	46.60	46.14	46.19
5662	NYSE	NWN	Mon, Nov 17, 2014	46.13	46.47	46.07	46.22
5661	NYSE	NWN	Fri, Nov 14, 2014	46.98	46.99	46.05	46.13
5660	NYSE	NWN	Thu, Nov 13, 2014	47.20	47.20	46.84	47.10
5659	NYSE	NWN	Wed, Nov 12, 2014	47.21	47.21	46.67	47.09
5658	NYSE	NWN	Tue, Nov 11, 2014	47.70	47.75	46.76	47.49
5657	NYSE	NWN	Mon, Nov 10, 2014	47.14	47.60	46.94	47.60
5656	NYSE	NWN	Fri, Nov 7, 2014	47.00	47.16	46.66	47.14
5655	NYSE	NWN	Thu, Nov 6, 2014	46.89	47.17	46.31	47.13
5654	NYSE	NWN	Wed, Nov 5, 2014	47.12	47.22	46.03	46.84
5653	NYSE	NWN	Tue, Nov 4, 2014	46.67	47.27	46.37	46.97
5652	NYSE	NWN	Mon, Nov 3, 2014	47.00	47.18	46.75	46.91
5651	NYSE	NWN	Fri, Oct 31, 2014	47.07	47.07	46.52	46.93
5650	NYSE	NWN	Thu, Oct 30, 2014	45.96	46.92	45.68	46.87
5649	NYSE	NWN	Wed, Oct 29, 2014	46.36	46.58	45.38	46.08
5648	NYSE	NWN	Tue, Oct 28, 2014	46.05	46.72	45.87	46.72
5647	NYSE	NWN	Mon, Oct 27, 2014	45.81	46.05	45.73	45.92
5646	NYSE	NWN	Fri, Oct 24, 2014	45.63	45.78	45.37	45.76
5645	NYSE	NWN	Thu, Oct 23, 2014	45.41	45.84	45.32	45.46
5644	NYSE	NWN	Wed, Oct 22, 2014	45.22	45.68	45.09	45.11
5643	NYSE	NWN	Tue, Oct 21, 2014	44.99	45.32	44.81	45.12
5642	NYSE	NWN	Mon, Oct 20, 2014	44.42	44.95	44.42	44.94
5641	NYSE	NWN	Fri, Oct 17, 2014	45.00	45.00	44.20	44.42
5640	NYSE	NWN	Thu, Oct 16, 2014	44.19	44.75	44.08	44.50
5639	NYSE	NWN	Wed, Oct 15, 2014	44.54	44.85	43.87	44.57
5638	NYSE	NWN	Tue, Oct 14, 2014	44.21	44.86	43.69	44.67
5637	NYSE	NWN	Mon, Oct 13, 2014	43.75	44.41	43.61	43.86
5636	NYSE	NWN	Fri, Oct 10, 2014	43.00	43.99	42.98	43.69
5635	NYSE	NWN	Thu, Oct 9, 2014	44.04	44.04	43.08	43.21
5634	NYSE	NWN	Wed, Oct 8, 2014	42.80	44.10	42.80	43.95
5633	NYSE	NWN	Tue, Oct 7, 2014	42.62	43.11	42.60	42.99
5632	NYSE	NWN	Mon, Oct 6, 2014	42.69	43.01	42.58	42.81
5631	NYSE	NWN	Fri, Oct 3, 2014	42.99	42.99	42.31	42.74
5630	NYSE	NWN	Thu, Oct 2, 2014	42.30	42.89	42.30	42.65
5629	NYSE	NWN	Wed, Oct 1, 2014	42.34	42.81	42.29	42.40
5628	NYSE	NWN	Tue, Sep 30, 2014	42.81	43.01	42.25	42.25
5627	NYSE	NWN	Mon, Sep 29, 2014	42.25	42.88	42.25	42.71
5626	NYSE	NWN	Fri, Sep 26, 2014	42.53	42.74	42.25	42.58
5625	NYSE	NWN	Thu, Sep 25, 2014	42.63	42.86	42.53	42.54
5624	NYSE	NWN	Wed, Sep 24, 2014	42.42	42.95	42.27	42.84
5623	NYSE	NWN	Tue, Sep 23, 2014	43.05	43.15	42.45	42.45
5622	NYSE	NWN	Mon, Sep 22, 2014	43.32	43.38	43.00	43.11
5621	NYSE	NWN	Fri, Sep 19, 2014	43.47	43.96	43.31	43.33
5620	NYSE	NWN	Thu, Sep 18, 2014	43.66	43.72	43.26	43.48
5619	NYSE	NWN	Wed, Sep 17, 2014	44.03	44.10	43.52	43.64
5618	NYSE	NWN	Tue, Sep 16, 2014	43.70	44.12	43.60	43.89
5617	NYSE	NWN	Mon, Sep 15, 2014	43.93	44.09	43.72	43.73
5616	NYSE	NWN	Fri, Sep 12, 2014	44.78	44.78	43.65	43.82
5615	NYSE	NWN	Thu, Sep 11, 2014	44.27	45.01	44.27	44.85
5614	NYSE	NWN	Wed, Sep 10, 2014	44.78	44.78	44.24	44.53
5613	NYSE	NWN	Tue, Sep 9, 2014	45.14	45.14	44.64	44.75
5612	NYSE	NWN	Mon, Sep 8, 2014	45.55	45.55	45.00	45.19
5611	NYSE	NWN	Fri, Sep 5, 2014	44.94	45.48	44.94	45.46
5610	NYSE	NWN	Thu, Sep 4, 2014	45.23	45.27	44.97	45.08
5609	NYSE	NWN	Wed, Sep 3, 2014	45.23	45.55	45.09	45.16
5608	NYSE	NWN	Tue, Sep 2, 2014	45.51	45.66	45.00	45.10
5607	NYSE	NWN	Fri, Aug 29, 2014	45.25	45.48	45.20	45.46
5606	NYSE	NWN	Thu, Aug 28, 2014	45.11	45.60	45.11	45.27
5605	NYSE	NWN	Wed, Aug 27, 2014	45.16	45.40	44.86	45.33
5604	NYSE	NWN	Tue, Aug 26, 2014	45.06	45.25	44.96	45.00
5603	NYSE	NWN	Mon, Aug 25, 2014	44.97	45.14	44.85	44.92
5602	NYSE	NWN	Fri, Aug 22, 2014	44.90	45.06	44.54	44.71
5601	NYSE	NWN	Thu, Aug 21, 2014	44.58	44.97	44.53	44.89
5600	NYSE	NWN	Wed, Aug 20, 2014	44.72	44.81	44.42	44.69
5599	NYSE	NWN	Tue, Aug 19, 2014	44.53	44.81	44.38	44.76
5598	NYSE	NWN	Mon, Aug 18, 2014	44.75	44.94	44.33	44.52
5597	NYSE	NWN	Fri, Aug 15, 2014	44.62	44.92	44.15	44.42
5596	NYSE	NWN	Thu, Aug 14, 2014	43.72	44.22	43.72	44.20
5595	NYSE	NWN	Wed, Aug 13, 2014	43.43	43.97	43.36	43.77
5594	NYSE	NWN	Tue, Aug 12, 2014	43.44	43.76	43.17	43.40
5593	NYSE	NWN	Mon, Aug 11, 2014	43.70	44.03	43.53	43.66
5592	NYSE	NWN	Fri, Aug 8, 2014	42.17	43.52	42.17	43.50
5591	NYSE	NWN	Thu, Aug 7, 2014	42.24	42.38	41.89	42.20
5590	NYSE	NWN	Wed, Aug 6, 2014	42.50	42.58	41.81	41.97
5589	NYSE	NWN	Tue, Aug 5, 2014	42.60	43.13	42.56	42.60
5588	NYSE	NWN	Mon, Aug 4, 2014	43.25	43.44	42.28	43.36
5587	NYSE	NWN	Fri, Aug 1, 2014	43.25	43.53	43.01	43.07
5586	NYSE	NWN	Thu, Jul 31, 2014	43.79	43.99	43.22	43.22
5585	NYSE	NWN	Wed, Jul 30, 2014	44.78	44.90	43.97	44.09
5584	NYSE	NWN	Tue, Jul 29, 2014	45.06	45.29	44.64	44.69
5583	NYSE	NWN	Mon, Jul 28, 2014	45.07	45.49	44.77	45.35
5582	NYSE	NWN	Fri, Jul 25, 2014	45.55	45.78	45.07	45.12
5581	NYSE	NWN	Thu, Jul 24, 2014	45.81	46.00	45.60	45.71
5580	NYSE	NWN	Wed, Jul 23, 2014	46.09	46.09	45.56	45.65
5579	NYSE	NWN	Tue, Jul 22, 2014	46.24	46.45	46.00	46.02
5578	NYSE	NWN	Mon, Jul 21, 2014	46.23	46.30	45.91	46.19
5577	NYSE	NWN	Fri, Jul 18, 2014	45.80	46.47	45.79	46.34
5576	NYSE	NWN	Thu, Jul 17, 2014	46.53	46.68	45.91	45.94
5575	NYSE	NWN	Wed, Jul 16, 2014	46.70	46.80	46.12	46.57
5574	NYSE	NWN	Tue, Jul 15, 2014	46.47	46.85	46.41	46.53
5573	NYSE	NWN	Mon, Jul 14, 2014	46.90	46.90	46.38	46.57
5572	NYSE	NWN	Fri, Jul 11, 2014	46.48	46.77	46.23	46.56
5571	NYSE	NWN	Thu, Jul 10, 2014	46.48	46.78	46.36	46.64
5570	NYSE	NWN	Wed, Jul 9, 2014	47.15	47.15	46.65	46.78
5569	NYSE	NWN	Tue, Jul 8, 2014	46.20	47.11	46.17	47.09
5568	NYSE	NWN	Mon, Jul 7, 2014	46.07	46.25	45.90	46.12
5567	NYSE	NWN	Thu, Jul 3, 2014	46.22	46.27	45.80	46.03
5566	NYSE	NWN	Wed, Jul 2, 2014	46.75	46.84	46.17	46.26
5565	NYSE	NWN	Tue, Jul 1, 2014	47.14	47.50	46.87	46.94
5564	NYSE	NWN	Mon, Jun 30, 2014	47.15	47.32	46.66	47.15
5563	NYSE	NWN	Fri, Jun 27, 2014	46.37	47.18	46.37	47.03
5562	NYSE	NWN	Thu, Jun 26, 2014	46.82	46.82	46.45	46.64
5561	NYSE	NWN	Wed, Jun 25, 2014	46.11	46.75	46.11	46.69
5560	NYSE	NWN	Tue, Jun 24, 2014	46.27	46.88	46.27	46.35
5559	NYSE	NWN	Mon, Jun 23, 2014	46.20	46.47	46.05	46.33
5558	NYSE	NWN	Fri, Jun 20, 2014	46.20	46.20	46.00	46.19
5557	NYSE	NWN	Thu, Jun 19, 2014	46.05	46.18	45.87	46.11
5556	NYSE	NWN	Wed, Jun 18, 2014	45.34	46.03	45.34	45.98
5555	NYSE	NWN	Tue, Jun 17, 2014	45.40	45.74	45.31	45.49
5554	NYSE	NWN	Mon, Jun 16, 2014	45.12	45.67	44.92	45.40
5553	NYSE	NWN	Fri, Jun 13, 2014	45.07	45.18	44.75	45.09
5552	NYSE	NWN	Thu, Jun 12, 2014	44.90	44.96	44.33	44.94
5551	NYSE	NWN	Wed, Jun 11, 2014	45.10	45.21	44.82	44.84
5550	NYSE	NWN	Tue, Jun 10, 2014	45.32	45.54	45.10	45.32
5549	NYSE	NWN	Mon, Jun 9, 2014	46.01	46.15	45.86	45.97
5548	NYSE	NWN	Fri, Jun 6, 2014	45.90	46.19	45.74	45.93
5547	NYSE	NWN	Thu, Jun 5, 2014	45.00	45.90	44.97	45.84
5546	NYSE	NWN	Wed, Jun 4, 2014	44.85	45.13	44.79	44.97
5545	NYSE	NWN	Tue, Jun 3, 2014	44.91	45.18	44.80	44.94
5544	NYSE	NWN	Mon, Jun 2, 2014	45.27	45.32	44.92	45.07
5543	NYSE	NWN	Fri, May 30, 2014	45.20	45.33	45.14	45.27
5542	NYSE	NWN	Thu, May 29, 2014	45.13	45.18	44.93	45.13
5541	NYSE	NWN	Wed, May 28, 2014	45.09	45.18	44.95	45.08
5540	NYSE	NWN	Tue, May 27, 2014	44.79	45.20	44.64	45.19
5539	NYSE	NWN	Fri, May 23, 2014	44.43	44.57	44.21	44.52
5538	NYSE	NWN	Thu, May 22, 2014	44.01	44.50	44.01	44.22
5537	NYSE	NWN	Wed, May 21, 2014	44.20	44.24	43.69	44.05
5536	NYSE	NWN	Tue, May 20, 2014	43.98	44.16	43.51	43.97
5535	NYSE	NWN	Mon, May 19, 2014	44.54	44.55	44.06	44.11
5534	NYSE	NWN	Fri, May 16, 2014	44.25	44.75	44.22	44.58
5533	NYSE	NWN	Thu, May 15, 2014	43.88	44.32	43.58	44.20
5532	NYSE	NWN	Wed, May 14, 2014	43.65	44.18	43.51	43.87
5531	NYSE	NWN	Tue, May 13, 2014	44.09	44.34	43.79	43.80
5530	NYSE	NWN	Mon, May 12, 2014	44.30	44.76	44.12	44.23
5529	NYSE	NWN	Fri, May 9, 2014	43.55	44.12	43.55	44.02
5528	NYSE	NWN	Thu, May 8, 2014	44.33	44.59	43.66	43.66
5527	NYSE	NWN	Wed, May 7, 2014	43.62	44.24	43.62	44.22
5526	NYSE	NWN	Tue, May 6, 2014	44.00	44.00	43.32	43.40
5525	NYSE	NWN	Mon, May 5, 2014	43.10	44.22	43.10	44.01
5524	NYSE	NWN	Fri, May 2, 2014	44.00	44.45	43.06	43.13
5523	NYSE	NWN	Thu, May 1, 2014	44.32	44.45	43.74	44.36
5522	NYSE	NWN	Wed, Apr 30, 2014	44.39	44.59	43.86	44.27
5521	NYSE	NWN	Tue, Apr 29, 2014	44.75	44.93	44.37	44.51
5520	NYSE	NWN	Mon, Apr 28, 2014	44.42	44.73	44.23	44.71
5519	NYSE	NWN	Fri, Apr 25, 2014	44.48	44.89	44.31	44.67
5518	NYSE	NWN	Thu, Apr 24, 2014	44.76	44.88	44.42	44.53
5517	NYSE	NWN	Wed, Apr 23, 2014	44.68	44.99	44.63	44.66
5516	NYSE	NWN	Tue, Apr 22, 2014	44.70	45.05	44.59	44.80
5515	NYSE	NWN	Mon, Apr 21, 2014	44.64	44.85	44.41	44.70
5514	NYSE	NWN	Thu, Apr 17, 2014	44.63	44.70	44.31	44.53
5513	NYSE	NWN	Wed, Apr 16, 2014	44.64	44.70	44.36	44.50
5512	NYSE	NWN	Tue, Apr 15, 2014	44.21	44.61	44.04	44.58
5511	NYSE	NWN	Mon, Apr 14, 2014	44.27	44.56	44.05	44.25
5510	NYSE	NWN	Fri, Apr 11, 2014	43.91	44.26	43.77	44.00
5509	NYSE	NWN	Thu, Apr 10, 2014	44.20	44.60	43.83	44.18
5508	NYSE	NWN	Wed, Apr 9, 2014	44.42	44.49	44.00	44.35
5507	NYSE	NWN	Tue, Apr 8, 2014	43.85	44.50	43.60	44.41
5506	NYSE	NWN	Mon, Apr 7, 2014	43.75	44.03	43.63	43.76
5505	NYSE	NWN	Fri, Apr 4, 2014	44.21	44.34	43.79	43.90
5504	NYSE	NWN	Thu, Apr 3, 2014	43.98	44.19	43.91	44.08
5503	NYSE	NWN	Wed, Apr 2, 2014	44.02	44.12	43.76	44.09
5502	NYSE	NWN	Tue, Apr 1, 2014	43.94	44.11	43.70	44.08
5501	NYSE	NWN	Mon, Mar 31, 2014	43.90	44.09	43.78	44.01
5500	NYSE	NWN	Fri, Mar 28, 2014	43.56	44.00	43.50	43.68
5499	NYSE	NWN	Thu, Mar 27, 2014	43.65	43.90	43.50	43.69
5498	NYSE	NWN	Wed, Mar 26, 2014	43.96	44.04	43.60	43.66
5497	NYSE	NWN	Tue, Mar 25, 2014	43.49	43.92	43.20	43.73
5496	NYSE	NWN	Mon, Mar 24, 2014	43.00	43.47	42.84	43.42
5495	NYSE	NWN	Fri, Mar 21, 2014	42.90	43.27	42.66	42.91
5494	NYSE	NWN	Thu, Mar 20, 2014	42.69	42.97	42.56	42.66
5493	NYSE	NWN	Wed, Mar 19, 2014	43.49	43.49	42.74	42.89
5492	NYSE	NWN	Tue, Mar 18, 2014	43.15	43.60	43.15	43.49
5491	NYSE	NWN	Mon, Mar 17, 2014	43.31	43.38	43.02	43.23
5490	NYSE	NWN	Fri, Mar 14, 2014	42.62	43.37	42.62	43.18
5489	NYSE	NWN	Thu, Mar 13, 2014	42.28	42.69	42.10	42.66
5488	NYSE	NWN	Wed, Mar 12, 2014	41.59	42.17	41.59	42.10
5487	NYSE	NWN	Tue, Mar 11, 2014	42.00	42.14	41.58	41.69
5486	NYSE	NWN	Mon, Mar 10, 2014	42.22	42.45	41.98	42.09
5485	NYSE	NWN	Fri, Mar 7, 2014	42.22	42.30	41.83	42.10
5484	NYSE	NWN	Thu, Mar 6, 2014	42.19	42.21	41.83	42.11
5483	NYSE	NWN	Wed, Mar 5, 2014	42.60	42.60	42.07	42.20
5482	NYSE	NWN	Tue, Mar 4, 2014	42.30	43.00	42.23	42.73
5481	NYSE	NWN	Mon, Mar 3, 2014	42.65	42.77	41.80	42.01
5480	NYSE	NWN	Fri, Feb 28, 2014	42.00	43.04	41.81	42.87
5479	NYSE	NWN	Thu, Feb 27, 2014	41.76	41.98	41.51	41.74
5478	NYSE	NWN	Wed, Feb 26, 2014	42.00	42.12	41.64	41.78
5477	NYSE	NWN	Tue, Feb 25, 2014	41.81	42.20	41.71	41.83
5476	NYSE	NWN	Mon, Feb 24, 2014	41.97	42.43	41.73	41.82
5475	NYSE	NWN	Fri, Feb 21, 2014	42.05	42.20	41.84	41.94
5474	NYSE	NWN	Thu, Feb 20, 2014	41.52	42.05	41.41	41.88
5473	NYSE	NWN	Wed, Feb 19, 2014	42.30	42.44	41.52	41.52
5472	NYSE	NWN	Tue, Feb 18, 2014	42.26	42.70	42.19	42.40
5471	NYSE	NWN	Fri, Feb 14, 2014	42.32	42.46	42.00	42.39
5470	NYSE	NWN	Thu, Feb 13, 2014	41.16	42.25	41.10	42.25
5469	NYSE	NWN	Wed, Feb 12, 2014	41.30	41.47	41.11	41.20
5468	NYSE	NWN	Tue, Feb 11, 2014	41.21	41.57	41.21	41.39
5467	NYSE	NWN	Mon, Feb 10, 2014	40.50	41.19	40.30	41.11
5466	NYSE	NWN	Fri, Feb 7, 2014	40.75	40.93	40.34	40.54
5465	NYSE	NWN	Thu, Feb 6, 2014	40.52	40.76	40.40	40.63
5464	NYSE	NWN	Wed, Feb 5, 2014	40.30	40.44	40.05	40.42
5463	NYSE	NWN	Tue, Feb 4, 2014	41.00	41.00	40.27	40.36
5462	NYSE	NWN	Mon, Feb 3, 2014	41.60	41.98	40.76	40.85
5461	NYSE	NWN	Fri, Jan 31, 2014	41.05	41.68	41.05	41.56
5460	NYSE	NWN	Thu, Jan 30, 2014	41.14	41.71	41.03	41.49
5459	NYSE	NWN	Wed, Jan 29, 2014	40.88	41.49	40.83	41.08
5458	NYSE	NWN	Tue, Jan 28, 2014	41.70	41.71	41.29	41.50
5457	NYSE	NWN	Mon, Jan 27, 2014	42.41	42.54	41.67	41.67
5456	NYSE	NWN	Fri, Jan 24, 2014	42.47	42.95	42.13	42.34
5455	NYSE	NWN	Thu, Jan 23, 2014	42.51	42.75	42.34	42.75
5454	NYSE	NWN	Wed, Jan 22, 2014	42.61	42.74	42.51	42.58
5453	NYSE	NWN	Tue, Jan 21, 2014	42.20	42.66	42.20	42.64
5452	NYSE	NWN	Fri, Jan 17, 2014	41.96	42.24	41.88	42.12
5451	NYSE	NWN	Thu, Jan 16, 2014	41.91	42.06	41.70	41.89
5450	NYSE	NWN	Wed, Jan 15, 2014	41.85	42.01	41.75	41.80
5449	NYSE	NWN	Tue, Jan 14, 2014	41.82	42.21	41.80	41.93
5448	NYSE	NWN	Mon, Jan 13, 2014	42.10	42.10	41.53	41.74
5447	NYSE	NWN	Fri, Jan 10, 2014	41.94	42.61	41.94	42.10
5446	NYSE	NWN	Thu, Jan 9, 2014	42.15	42.15	41.69	42.00
5445	NYSE	NWN	Wed, Jan 8, 2014	41.96	42.09	41.69	41.95
5444	NYSE	NWN	Tue, Jan 7, 2014	41.98	42.21	41.82	42.10
5443	NYSE	NWN	Mon, Jan 6, 2014	42.24	42.24	41.74	41.76
5442	NYSE	NWN	Fri, Jan 3, 2014	42.10	42.19	41.85	42.18
5441	NYSE	NWN	Thu, Jan 2, 2014	42.60	42.77	41.98	42.14
5440	NYSE	NWN	Tue, Dec 31, 2013	42.84	42.99	42.75	42.82
5439	NYSE	NWN	Mon, Dec 30, 2013	42.84	43.08	42.80	42.96
5438	NYSE	NWN	Fri, Dec 27, 2013	43.01	43.11	42.84	42.98
5437	NYSE	NWN	Thu, Dec 26, 2013	43.24	43.38	42.92	42.93
5436	NYSE	NWN	Tue, Dec 24, 2013	43.08	43.38	43.08	43.19
5435	NYSE	NWN	Mon, Dec 23, 2013	43.39	43.50	43.06	43.12
5434	NYSE	NWN	Fri, Dec 20, 2013	42.52	43.56	42.40	43.39
5433	NYSE	NWN	Thu, Dec 19, 2013	42.66	42.74	42.16	42.62
5432	NYSE	NWN	Wed, Dec 18, 2013	42.41	42.80	42.35	42.70
5431	NYSE	NWN	Tue, Dec 17, 2013	42.65	42.78	42.40	42.48
5430	NYSE	NWN	Mon, Dec 16, 2013	42.54	42.93	42.54	42.77
5429	NYSE	NWN	Fri, Dec 13, 2013	42.43	42.64	42.17	42.50
5428	NYSE	NWN	Thu, Dec 12, 2013	41.46	42.58	41.40	42.39
5427	NYSE	NWN	Wed, Dec 11, 2013	41.54	41.71	41.34	41.55
5426	NYSE	NWN	Tue, Dec 10, 2013	41.80	41.81	41.33	41.56
5425	NYSE	NWN	Mon, Dec 9, 2013	41.77	41.91	41.38	41.74
5424	NYSE	NWN	Fri, Dec 6, 2013	41.48	41.80	40.89	41.78
5423	NYSE	NWN	Thu, Dec 5, 2013	41.23	41.33	40.75	41.17
5422	NYSE	NWN	Wed, Dec 4, 2013	41.01	41.45	40.94	41.25
5421	NYSE	NWN	Tue, Dec 3, 2013	41.68	42.29	41.45	41.45
5420	NYSE	NWN	Mon, Dec 2, 2013	42.62	42.62	41.66	41.81
5419	NYSE	NWN	Fri, Nov 29, 2013	42.75	42.89	42.51	42.53
5418	NYSE	NWN	Wed, Nov 27, 2013	42.60	42.97	42.27	42.59
5417	NYSE	NWN	Tue, Nov 26, 2013	42.72	43.02	42.32	42.47
5416	NYSE	NWN	Mon, Nov 25, 2013	42.67	43.10	42.64	42.80
5415	NYSE	NWN	Fri, Nov 22, 2013	42.43	42.85	42.43	42.68
5414	NYSE	NWN	Thu, Nov 21, 2013	42.37	42.67	42.12	42.49
5413	NYSE	NWN	Wed, Nov 20, 2013	42.15	42.53	42.00	42.17
5412	NYSE	NWN	Tue, Nov 19, 2013	42.13	42.26	41.85	42.19
5411	NYSE	NWN	Mon, Nov 18, 2013	42.28	42.40	42.07	42.27
5410	NYSE	NWN	Fri, Nov 15, 2013	42.49	42.60	41.93	42.29
5409	NYSE	NWN	Thu, Nov 14, 2013	42.78	42.97	42.32	42.46
5408	NYSE	NWN	Wed, Nov 13, 2013	42.33	42.89	42.16	42.80
5407	NYSE	NWN	Tue, Nov 12, 2013	42.45	42.88	42.11	42.42
5406	NYSE	NWN	Mon, Nov 11, 2013	42.66	42.69	42.37	42.56
5405	NYSE	NWN	Fri, Nov 8, 2013	42.71	42.84	42.01	42.66
5404	NYSE	NWN	Thu, Nov 7, 2013	43.17	43.46	42.54	42.78
5403	NYSE	NWN	Wed, Nov 6, 2013	43.31	43.39	43.08	43.17
5402	NYSE	NWN	Tue, Nov 5, 2013	43.41	43.71	43.04	43.09
5401	NYSE	NWN	Mon, Nov 4, 2013	43.21	43.55	43.00	43.49
5400	NYSE	NWN	Fri, Nov 1, 2013	43.30	43.53	42.98	43.23
5399	NYSE	NWN	Thu, Oct 31, 2013	43.61	43.87	43.30	43.43
5398	NYSE	NWN	Wed, Oct 30, 2013	44.00	44.18	43.67	43.75
5397	NYSE	NWN	Tue, Oct 29, 2013	43.89	44.07	43.51	43.97
5396	NYSE	NWN	Mon, Oct 28, 2013	44.02	44.35	43.86	44.35
5395	NYSE	NWN	Fri, Oct 25, 2013	44.14	44.20	43.87	44.13
5394	NYSE	NWN	Thu, Oct 24, 2013	43.98	44.09	43.64	43.97
5393	NYSE	NWN	Wed, Oct 23, 2013	43.60	44.22	43.44	43.97
5392	NYSE	NWN	Tue, Oct 22, 2013	43.67	43.95	43.39	43.73
5391	NYSE	NWN	Mon, Oct 21, 2013	43.45	43.65	43.31	43.35
5390	NYSE	NWN	Fri, Oct 18, 2013	43.00	43.87	42.94	43.49
5389	NYSE	NWN	Thu, Oct 17, 2013	42.11	42.68	42.08	42.68
5388	NYSE	NWN	Wed, Oct 16, 2013	41.78	42.19	41.73	42.11
5387	NYSE	NWN	Tue, Oct 15, 2013	41.96	42.11	41.41	41.43
5386	NYSE	NWN	Mon, Oct 14, 2013	41.69	41.95	41.20	41.92
5385	NYSE	NWN	Fri, Oct 11, 2013	41.32	41.82	41.29	41.66
5384	NYSE	NWN	Thu, Oct 10, 2013	41.32	41.64	40.95	41.47
5383	NYSE	NWN	Wed, Oct 9, 2013	41.20	41.85	40.96	40.97
5382	NYSE	NWN	Tue, Oct 8, 2013	41.12	41.43	41.01	41.17
5381	NYSE	NWN	Mon, Oct 7, 2013	41.17	41.62	41.11	41.15
5380	NYSE	NWN	Fri, Oct 4, 2013	41.37	41.53	41.22	41.45
5379	NYSE	NWN	Thu, Oct 3, 2013	41.67	41.92	41.14	41.39
5378	NYSE	NWN	Wed, Oct 2, 2013	41.90	42.00	41.53	41.86
5377	NYSE	NWN	Tue, Oct 1, 2013	41.88	42.08	41.83	42.03
5376	NYSE	NWN	Mon, Sep 30, 2013	41.76	42.10	41.72	41.98
5375	NYSE	NWN	Fri, Sep 27, 2013	42.01	42.14	41.90	41.97
5374	NYSE	NWN	Thu, Sep 26, 2013	42.03	42.14	41.76	42.12
5373	NYSE	NWN	Wed, Sep 25, 2013	42.20	42.47	41.87	41.92
5372	NYSE	NWN	Tue, Sep 24, 2013	42.00	42.50	41.73	42.09
5371	NYSE	NWN	Mon, Sep 23, 2013	41.56	42.15	41.16	42.04
5370	NYSE	NWN	Fri, Sep 20, 2013	40.79	41.57	40.79	41.56
5369	NYSE	NWN	Thu, Sep 19, 2013	41.22	41.66	40.93	41.05
5368	NYSE	NWN	Wed, Sep 18, 2013	40.70	41.47	40.31	41.31
5367	NYSE	NWN	Tue, Sep 17, 2013	40.35	40.70	40.32	40.70
5366	NYSE	NWN	Mon, Sep 16, 2013	41.20	41.24	40.25	40.35
5365	NYSE	NWN	Fri, Sep 13, 2013	40.65	40.97	40.57	40.72
5364	NYSE	NWN	Thu, Sep 12, 2013	40.55	40.72	40.38	40.47
5363	NYSE	NWN	Wed, Sep 11, 2013	40.69	40.69	40.35	40.52
5362	NYSE	NWN	Tue, Sep 10, 2013	40.44	40.64	40.32	40.64
5361	NYSE	NWN	Mon, Sep 9, 2013	40.26	40.54	40.10	40.36
5360	NYSE	NWN	Fri, Sep 6, 2013	40.20	40.53	40.03	40.25
5359	NYSE	NWN	Thu, Sep 5, 2013	40.12	40.25	39.96	40.07
5358	NYSE	NWN	Wed, Sep 4, 2013	40.35	40.44	39.99	40.12
5357	NYSE	NWN	Tue, Sep 3, 2013	41.52	41.52	40.30	40.42
5356	NYSE	NWN	Fri, Aug 30, 2013	41.41	41.53	41.01	41.04
5355	NYSE	NWN	Thu, Aug 29, 2013	41.54	41.63	41.30	41.40
5354	NYSE	NWN	Wed, Aug 28, 2013	41.83	41.90	41.50	41.54
5353	NYSE	NWN	Tue, Aug 27, 2013	41.74	42.01	41.67	41.74
5352	NYSE	NWN	Mon, Aug 26, 2013	42.38	42.52	41.81	41.83
5351	NYSE	NWN	Fri, Aug 23, 2013	41.91	42.29	41.56	42.26
5350	NYSE	NWN	Thu, Aug 22, 2013	41.90	42.00	41.64	41.92
5349	NYSE	NWN	Wed, Aug 21, 2013	41.88	42.04	41.51	41.72
5348	NYSE	NWN	Tue, Aug 20, 2013	41.50	42.19	41.50	41.91
5347	NYSE	NWN	Mon, Aug 19, 2013	41.75	41.85	41.54	41.54
5346	NYSE	NWN	Fri, Aug 16, 2013	42.00	42.10	41.57	41.72
5345	NYSE	NWN	Thu, Aug 15, 2013	42.35	42.55	41.94	42.00
5344	NYSE	NWN	Wed, Aug 14, 2013	42.87	42.96	42.32	42.61
5343	NYSE	NWN	Tue, Aug 13, 2013	43.15	43.27	42.69	42.99
5342	NYSE	NWN	Mon, Aug 12, 2013	42.95	43.36	42.90	43.21
5341	NYSE	NWN	Fri, Aug 9, 2013	43.37	43.88	43.01	43.11
5340	NYSE	NWN	Thu, Aug 8, 2013	43.86	43.99	43.41	43.51
5339	NYSE	NWN	Wed, Aug 7, 2013	43.70	44.04	43.56	43.78
5338	NYSE	NWN	Tue, Aug 6, 2013	43.97	44.00	43.54	43.65
5337	NYSE	NWN	Mon, Aug 5, 2013	43.89	44.21	43.70	43.95
5336	NYSE	NWN	Fri, Aug 2, 2013	44.09	44.32	43.60	44.03
5335	NYSE	NWN	Thu, Aug 1, 2013	44.33	44.41	43.94	44.26
5334	NYSE	NWN	Wed, Jul 31, 2013	43.94	44.40	43.81	43.94
5333	NYSE	NWN	Tue, Jul 30, 2013	44.21	44.40	43.69	43.94
5332	NYSE	NWN	Mon, Jul 29, 2013	44.21	44.51	44.06	44.16
5331	NYSE	NWN	Fri, Jul 26, 2013	44.68	44.98	44.30	44.79
5330	NYSE	NWN	Thu, Jul 25, 2013	44.44	45.06	44.42	44.92
5329	NYSE	NWN	Wed, Jul 24, 2013	45.10	45.10	44.36	44.45
5328	NYSE	NWN	Tue, Jul 23, 2013	45.13	45.14	44.92	45.05
5327	NYSE	NWN	Mon, Jul 22, 2013	44.75	45.15	44.75	45.00
5326	NYSE	NWN	Fri, Jul 19, 2013	44.60	44.86	44.42	44.80
5325	NYSE	NWN	Thu, Jul 18, 2013	44.51	44.66	44.29	44.60
5324	NYSE	NWN	Wed, Jul 17, 2013	44.50	44.59	44.09	44.31
5323	NYSE	NWN	Tue, Jul 16, 2013	44.44	44.51	44.00	44.29
5322	NYSE	NWN	Mon, Jul 15, 2013	43.90	44.61	43.86	44.45
5321	NYSE	NWN	Fri, Jul 12, 2013	43.57	43.99	43.44	43.89
5320	NYSE	NWN	Thu, Jul 11, 2013	43.35	43.81	43.24	43.75
5319	NYSE	NWN	Wed, Jul 10, 2013	42.96	43.22	42.69	43.09
5318	NYSE	NWN	Tue, Jul 9, 2013	42.84	43.18	42.79	43.09
5317	NYSE	NWN	Mon, Jul 8, 2013	42.28	42.93	42.13	42.74
5316	NYSE	NWN	Fri, Jul 5, 2013	42.65	42.65	41.86	42.25
5315	NYSE	NWN	Wed, Jul 3, 2013	42.13	42.30	41.71	42.17
5314	NYSE	NWN	Tue, Jul 2, 2013	41.83	42.56	41.71	42.14
5313	NYSE	NWN	Mon, Jul 1, 2013	42.80	42.80	41.56	41.85
5312	NYSE	NWN	Fri, Jun 28, 2013	42.00	42.81	41.68	42.48
5311	NYSE	NWN	Thu, Jun 27, 2013	41.95	42.25	41.80	42.00
5310	NYSE	NWN	Wed, Jun 26, 2013	41.58	41.94	41.40	41.67
5309	NYSE	NWN	Tue, Jun 25, 2013	41.50	41.68	41.17	41.46
5308	NYSE	NWN	Mon, Jun 24, 2013	41.61	41.86	41.18	41.28
5307	NYSE	NWN	Fri, Jun 21, 2013	42.06	42.22	41.18	41.80
5306	NYSE	NWN	Thu, Jun 20, 2013	42.40	42.67	41.84	41.98
5305	NYSE	NWN	Wed, Jun 19, 2013	43.25	43.25	42.50	42.55
5304	NYSE	NWN	Tue, Jun 18, 2013	42.97	43.50	42.85	43.29
5303	NYSE	NWN	Mon, Jun 17, 2013	43.20	43.35	42.50	42.81
5302	NYSE	NWN	Fri, Jun 14, 2013	43.10	43.25	42.68	42.83
5301	NYSE	NWN	Thu, Jun 13, 2013	42.68	43.13	42.52	43.04
5300	NYSE	NWN	Wed, Jun 12, 2013	43.23	43.28	42.73	42.73
5299	NYSE	NWN	Tue, Jun 11, 2013	43.10	43.13	42.77	42.89
5298	NYSE	NWN	Mon, Jun 10, 2013	43.38	43.49	42.82	43.31
5297	NYSE	NWN	Fri, Jun 7, 2013	43.25	43.40	42.76	43.13
5296	NYSE	NWN	Thu, Jun 6, 2013	42.80	43.16	42.58	42.99
5295	NYSE	NWN	Wed, Jun 5, 2013	43.23	43.29	42.75	42.86
5294	NYSE	NWN	Tue, Jun 4, 2013	43.04	43.50	42.76	43.18
5293	NYSE	NWN	Mon, Jun 3, 2013	43.13	43.33	42.76	43.12
5292	NYSE	NWN	Fri, May 31, 2013	42.93	43.26	42.72	42.73
5291	NYSE	NWN	Thu, May 30, 2013	43.15	43.42	42.86	43.04
5290	NYSE	NWN	Wed, May 29, 2013	43.49	43.67	42.82	42.97
5289	NYSE	NWN	Tue, May 28, 2013	44.25	44.43	43.51	43.56
5288	NYSE	NWN	Fri, May 24, 2013	44.13	44.13	43.60	43.77
5287	NYSE	NWN	Thu, May 23, 2013	44.17	44.33	43.58	43.95
5286	NYSE	NWN	Wed, May 22, 2013	45.51	45.65	44.22	44.34
5285	NYSE	NWN	Tue, May 21, 2013	45.61	45.74	45.31	45.53
5284	NYSE	NWN	Mon, May 20, 2013	44.90	45.72	44.70	45.70
5283	NYSE	NWN	Fri, May 17, 2013	44.98	45.02	44.53	44.90
5282	NYSE	NWN	Thu, May 16, 2013	45.21	45.35	44.68	44.72
5281	NYSE	NWN	Wed, May 15, 2013	45.01	45.89	44.97	45.29
5280	NYSE	NWN	Tue, May 14, 2013	44.66	45.35	44.66	45.08
5279	NYSE	NWN	Mon, May 13, 2013	44.89	44.89	44.31	44.56
5278	NYSE	NWN	Fri, May 10, 2013	44.97	45.06	44.73	44.94
5277	NYSE	NWN	Thu, May 9, 2013	45.51	45.51	44.79	44.83
5276	NYSE	NWN	Wed, May 8, 2013	45.11	45.52	44.78	45.52
5275	NYSE	NWN	Tue, May 7, 2013	44.66	45.08	44.63	45.05
5274	NYSE	NWN	Mon, May 6, 2013	43.95	44.68	43.95	44.50
5273	NYSE	NWN	Fri, May 3, 2013	43.50	44.06	43.45	43.91
5272	NYSE	NWN	Thu, May 2, 2013	43.59	44.03	43.04	43.06
5271	NYSE	NWN	Wed, May 1, 2013	44.23	44.32	43.37	43.38
5270	NYSE	NWN	Tue, Apr 30, 2013	44.44	44.57	44.20	44.47
5269	NYSE	NWN	Mon, Apr 29, 2013	44.45	44.77	44.44	44.50
5268	NYSE	NWN	Fri, Apr 26, 2013	44.74	44.79	44.27	44.33
5267	NYSE	NWN	Thu, Apr 25, 2013	45.34	45.45	45.05	45.10
5266	NYSE	NWN	Wed, Apr 24, 2013	45.09	45.25	44.85	45.15
5265	NYSE	NWN	Tue, Apr 23, 2013	45.20	45.25	44.93	45.24
5264	NYSE	NWN	Mon, Apr 22, 2013	45.07	45.11	44.40	44.85
5263	NYSE	NWN	Fri, Apr 19, 2013	44.27	45.33	44.20	45.14
5262	NYSE	NWN	Thu, Apr 18, 2013	44.41	44.57	44.07	44.25
5261	NYSE	NWN	Wed, Apr 17, 2013	44.63	44.68	43.93	44.28
5260	NYSE	NWN	Tue, Apr 16, 2013	44.23	44.77	43.85	44.68
5259	NYSE	NWN	Mon, Apr 15, 2013	45.05	45.05	43.96	43.97
5258	NYSE	NWN	Fri, Apr 12, 2013	45.30	45.43	44.94	45.00
5257	NYSE	NWN	Thu, Apr 11, 2013	45.33	45.68	45.10	45.47
5256	NYSE	NWN	Wed, Apr 10, 2013	44.92	45.48	44.77	45.34
5255	NYSE	NWN	Tue, Apr 9, 2013	44.62	44.88	44.41	44.73
5254	NYSE	NWN	Mon, Apr 8, 2013	44.23	44.66	44.02	44.66
5253	NYSE	NWN	Fri, Apr 5, 2013	43.47	44.24	43.46	44.24
5252	NYSE	NWN	Thu, Apr 4, 2013	43.42	43.96	43.42	43.96
5251	NYSE	NWN	Wed, Apr 3, 2013	43.62	43.71	43.39	43.42
5250	NYSE	NWN	Tue, Apr 2, 2013	43.73	44.00	43.55	43.63
5249	NYSE	NWN	Mon, Apr 1, 2013	43.84	43.84	43.30	43.52
5248	NYSE	NWN	Thu, Mar 28, 2013	43.83	44.00	43.60	43.82
5247	NYSE	NWN	Wed, Mar 27, 2013	43.79	43.98	43.47	43.70
5246	NYSE	NWN	Tue, Mar 26, 2013	43.88	43.96	43.48	43.84
5245	NYSE	NWN	Mon, Mar 25, 2013	44.12	44.51	43.58	43.74
5244	NYSE	NWN	Fri, Mar 22, 2013	43.94	44.27	43.94	44.06
5243	NYSE	NWN	Thu, Mar 21, 2013	43.87	44.27	43.87	43.92
5242	NYSE	NWN	Wed, Mar 20, 2013	43.90	44.18	43.85	44.09
5241	NYSE	NWN	Tue, Mar 19, 2013	43.92	43.96	43.50	43.81
5240	NYSE	NWN	Mon, Mar 18, 2013	43.45	43.93	43.45	43.85
5239	NYSE	NWN	Fri, Mar 15, 2013	43.63	43.90	43.51	43.85
5238	NYSE	NWN	Thu, Mar 14, 2013	43.71	43.99	43.55	43.74
5237	NYSE	NWN	Wed, Mar 13, 2013	43.53	43.90	43.49	43.71
5236	NYSE	NWN	Tue, Mar 12, 2013	43.81	44.07	43.46	43.60
5235	NYSE	NWN	Mon, Mar 11, 2013	44.00	44.23	43.82	44.20
5234	NYSE	NWN	Fri, Mar 8, 2013	44.28	44.40	43.73	44.13
5233	NYSE	NWN	Thu, Mar 7, 2013	43.82	44.01	43.51	44.01
5232	NYSE	NWN	Wed, Mar 6, 2013	44.03	44.40	43.40	43.88
5231	NYSE	NWN	Tue, Mar 5, 2013	43.78	44.39	43.78	44.01
5230	NYSE	NWN	Mon, Mar 4, 2013	45.42	45.81	43.71	43.74
5229	NYSE	NWN	Fri, Mar 1, 2013	45.07	45.88	44.73	45.73
5228	NYSE	NWN	Thu, Feb 28, 2013	45.28	45.84	45.12	45.55
5227	NYSE	NWN	Wed, Feb 27, 2013	45.23	45.79	45.01	45.38
5226	NYSE	NWN	Tue, Feb 26, 2013	45.30	45.44	45.15	45.23
5225	NYSE	NWN	Mon, Feb 25, 2013	45.92	46.14	45.20	45.26
5224	NYSE	NWN	Fri, Feb 22, 2013	45.62	46.03	45.56	45.85
5223	NYSE	NWN	Thu, Feb 21, 2013	45.53	46.00	45.39	45.60
5222	NYSE	NWN	Wed, Feb 20, 2013	45.75	46.37	45.51	45.54
5221	NYSE	NWN	Tue, Feb 19, 2013	45.50	45.81	45.49	45.76
5220	NYSE	NWN	Fri, Feb 15, 2013	45.63	45.76	45.41	45.47
5219	NYSE	NWN	Thu, Feb 14, 2013	45.74	45.89	45.42	45.49
5218	NYSE	NWN	Wed, Feb 13, 2013	45.66	45.88	45.58	45.87
5217	NYSE	NWN	Tue, Feb 12, 2013	45.55	45.69	45.35	45.57
5216	NYSE	NWN	Mon, Feb 11, 2013	45.50	45.61	45.12	45.46
5215	NYSE	NWN	Fri, Feb 8, 2013	45.46	45.68	45.31	45.44
5214	NYSE	NWN	Thu, Feb 7, 2013	45.80	45.94	45.27	45.49
5213	NYSE	NWN	Wed, Feb 6, 2013	45.54	45.79	45.08	45.69
5212	NYSE	NWN	Tue, Feb 5, 2013	45.29	45.75	45.29	45.65
5211	NYSE	NWN	Mon, Feb 4, 2013	45.83	45.95	45.14	45.22
5210	NYSE	NWN	Fri, Feb 1, 2013	45.67	46.17	45.51	46.05
5209	NYSE	NWN	Thu, Jan 31, 2013	45.37	45.72	45.20	45.42
5208	NYSE	NWN	Wed, Jan 30, 2013	46.16	46.20	45.11	45.29
5207	NYSE	NWN	Tue, Jan 29, 2013	45.95	46.30	45.89	46.28
5206	NYSE	NWN	Mon, Jan 28, 2013	45.91	46.55	45.43	46.40
5205	NYSE	NWN	Fri, Jan 25, 2013	45.51	45.78	45.04	45.78
5204	NYSE	NWN	Thu, Jan 24, 2013	45.33	45.49	45.21	45.45
5203	NYSE	NWN	Wed, Jan 23, 2013	45.27	45.36	44.91	45.28
5202	NYSE	NWN	Tue, Jan 22, 2013	44.00	45.26	43.96	45.24
5201	NYSE	NWN	Fri, Jan 18, 2013	43.72	43.99	43.70	43.93
5200	NYSE	NWN	Thu, Jan 17, 2013	43.94	43.98	43.61	43.72
5199	NYSE	NWN	Wed, Jan 16, 2013	44.14	44.27	43.75	43.76
5198	NYSE	NWN	Tue, Jan 15, 2013	44.39	44.39	44.03	44.15
5197	NYSE	NWN	Mon, Jan 14, 2013	44.25	44.66	44.25	44.46
5196	NYSE	NWN	Fri, Jan 11, 2013	44.43	44.50	44.00	44.36
5195	NYSE	NWN	Thu, Jan 10, 2013	44.46	44.60	44.26	44.36
5194	NYSE	NWN	Wed, Jan 9, 2013	44.58	44.68	44.28	44.40
5193	NYSE	NWN	Tue, Jan 8, 2013	44.45	44.68	44.11	44.45
5192	NYSE	NWN	Mon, Jan 7, 2013	45.23	45.23	44.37	44.42
5191	NYSE	NWN	Fri, Jan 4, 2013	44.96	45.60	44.83	45.45
5190	NYSE	NWN	Thu, Jan 3, 2013	44.89	44.96	44.46	44.74
5189	NYSE	NWN	Wed, Jan 2, 2013	44.89	44.93	44.45	44.85
5188	NYSE	NWN	Mon, Dec 31, 2012	43.21	44.36	42.99	44.20
5187	NYSE	NWN	Fri, Dec 28, 2012	43.59	44.23	43.30	43.32
5186	NYSE	NWN	Thu, Dec 27, 2012	43.68	43.93	43.08	43.82
5185	NYSE	NWN	Wed, Dec 26, 2012	44.36	44.36	43.64	43.79
5184	NYSE	NWN	Mon, Dec 24, 2012	44.96	45.13	43.92	44.39
5183	NYSE	NWN	Fri, Dec 21, 2012	44.70	45.32	44.34	45.25
5182	NYSE	NWN	Thu, Dec 20, 2012	44.38	44.99	44.28	44.92
5181	NYSE	NWN	Wed, Dec 19, 2012	44.74	44.94	44.29	44.43
5180	NYSE	NWN	Tue, Dec 18, 2012	44.56	44.82	44.23	44.75
5179	NYSE	NWN	Mon, Dec 17, 2012	44.02	44.59	43.53	44.54
5178	NYSE	NWN	Fri, Dec 14, 2012	43.97	44.22	43.79	43.85
5177	NYSE	NWN	Thu, Dec 13, 2012	44.09	44.37	43.81	44.09
5176	NYSE	NWN	Wed, Dec 12, 2012	44.38	44.59	44.05	44.09
5175	NYSE	NWN	Tue, Dec 11, 2012	44.11	44.54	44.00	44.38
5174	NYSE	NWN	Mon, Dec 10, 2012	43.60	44.01	43.47	43.99
5173	NYSE	NWN	Fri, Dec 7, 2012	43.43	43.54	43.08	43.44
5172	NYSE	NWN	Thu, Dec 6, 2012	43.36	43.49	42.91	43.17
5171	NYSE	NWN	Wed, Dec 5, 2012	43.65	43.86	43.07	43.43
5170	NYSE	NWN	Tue, Dec 4, 2012	43.61	43.84	43.11	43.52
5169	NYSE	NWN	Mon, Dec 3, 2012	44.05	44.08	43.41	43.61
5168	NYSE	NWN	Fri, Nov 30, 2012	43.80	43.99	43.51	43.86
5167	NYSE	NWN	Thu, Nov 29, 2012	43.55	44.01	43.34	43.82
5166	NYSE	NWN	Wed, Nov 28, 2012	43.31	43.41	42.72	43.32
5165	NYSE	NWN	Tue, Nov 27, 2012	43.10	43.48	43.00	43.28
5164	NYSE	NWN	Mon, Nov 26, 2012	42.49	43.25	42.30	43.23
5163	NYSE	NWN	Fri, Nov 23, 2012	42.31	42.44	41.85	42.17
5162	NYSE	NWN	Wed, Nov 21, 2012	42.29	42.38	41.78	42.16
5161	NYSE	NWN	Tue, Nov 20, 2012	41.79	42.23	41.63	42.19
5160	NYSE	NWN	Mon, Nov 19, 2012	42.23	42.23	41.50	41.72
5159	NYSE	NWN	Fri, Nov 16, 2012	41.63	41.97	41.01	41.82
5158	NYSE	NWN	Thu, Nov 15, 2012	42.26	42.47	41.54	41.74
5157	NYSE	NWN	Wed, Nov 14, 2012	42.67	42.67	41.93	42.17
5156	NYSE	NWN	Tue, Nov 13, 2012	42.25	42.94	42.25	42.50
5155	NYSE	NWN	Mon, Nov 12, 2012	42.86	42.86	42.15	42.39
5154	NYSE	NWN	Fri, Nov 9, 2012	42.92	43.28	42.69	42.77
5153	NYSE	NWN	Thu, Nov 8, 2012	43.49	44.10	42.93	42.94
5152	NYSE	NWN	Wed, Nov 7, 2012	44.25	44.28	43.02	43.40
5151	NYSE	NWN	Tue, Nov 6, 2012	45.54	45.54	44.27	44.37
5150	NYSE	NWN	Mon, Nov 5, 2012	44.95	45.51	44.71	44.91
5149	NYSE	NWN	Fri, Nov 2, 2012	45.84	45.89	44.91	44.92
5148	NYSE	NWN	Thu, Nov 1, 2012	46.48	46.48	45.50	45.52
5147	NYSE	NWN	Wed, Oct 31, 2012	46.93	46.93	46.23	46.53
5146	NYSE	NWN	Fri, Oct 26, 2012	47.99	47.99	47.53	47.78
5145	NYSE	NWN	Thu, Oct 25, 2012	47.97	48.05	47.54	47.89
5144	NYSE	NWN	Wed, Oct 24, 2012	47.52	47.80	47.26	47.60
5143	NYSE	NWN	Tue, Oct 23, 2012	48.19	48.19	47.39	47.53
5142	NYSE	NWN	Mon, Oct 22, 2012	48.61	48.63	48.27	48.44
5141	NYSE	NWN	Fri, Oct 19, 2012	49.28	49.43	48.50	48.74
5140	NYSE	NWN	Thu, Oct 18, 2012	49.54	49.84	49.36	49.55
5139	NYSE	NWN	Wed, Oct 17, 2012	49.60	49.76	49.33	49.68
5138	NYSE	NWN	Tue, Oct 16, 2012	49.31	49.69	49.05	49.61
5137	NYSE	NWN	Mon, Oct 15, 2012	49.06	49.39	48.71	49.29
5136	NYSE	NWN	Fri, Oct 12, 2012	49.71	49.92	48.86	49.09
5135	NYSE	NWN	Thu, Oct 11, 2012	50.64	50.68	49.85	49.86
5134	NYSE	NWN	Wed, Oct 10, 2012	50.49	50.67	50.25	50.40
5133	NYSE	NWN	Tue, Oct 9, 2012	50.28	50.80	50.06	50.37
5132	NYSE	NWN	Mon, Oct 8, 2012	50.20	50.72	50.05	50.47
5131	NYSE	NWN	Fri, Oct 5, 2012	50.05	50.63	50.03	50.18
5130	NYSE	NWN	Thu, Oct 4, 2012	49.83	50.21	49.46	50.00
5129	NYSE	NWN	Wed, Oct 3, 2012	49.42	50.36	49.17	49.78
5128	NYSE	NWN	Tue, Oct 2, 2012	49.23	49.53	49.04	49.47
5127	NYSE	NWN	Mon, Oct 1, 2012	49.29	49.36	48.97	49.25
5126	NYSE	NWN	Fri, Sep 28, 2012	48.72	49.48	48.53	49.24
5125	NYSE	NWN	Thu, Sep 27, 2012	48.82	49.16	48.39	48.96
5124	NYSE	NWN	Wed, Sep 26, 2012	48.82	49.32	48.69	48.93
5123	NYSE	NWN	Tue, Sep 25, 2012	49.14	49.55	48.86	48.89
5122	NYSE	NWN	Mon, Sep 24, 2012	48.77	49.42	48.76	49.11
5121	NYSE	NWN	Fri, Sep 21, 2012	49.25	49.47	48.82	48.86
5120	NYSE	NWN	Thu, Sep 20, 2012	48.41	48.88	48.41	48.80
5119	NYSE	NWN	Wed, Sep 19, 2012	48.62	48.78	48.37	48.60
5118	NYSE	NWN	Tue, Sep 18, 2012	48.34	48.87	48.34	48.74
5117	NYSE	NWN	Mon, Sep 17, 2012	48.51	48.75	48.25	48.53
5116	NYSE	NWN	Fri, Sep 14, 2012	48.73	49.00	48.17	48.78
5115	NYSE	NWN	Thu, Sep 13, 2012	48.01	49.00	48.01	48.83
5114	NYSE	NWN	Wed, Sep 12, 2012	48.57	48.85	48.01	48.16
5113	NYSE	NWN	Tue, Sep 11, 2012	48.62	48.93	48.36	48.72
5112	NYSE	NWN	Mon, Sep 10, 2012	48.22	48.99	48.18	48.84
5111	NYSE	NWN	Fri, Sep 7, 2012	49.07	49.42	48.51	48.59
5110	NYSE	NWN	Thu, Sep 6, 2012	49.37	49.55	48.54	49.23
5109	NYSE	NWN	Wed, Sep 5, 2012	50.00	50.16	49.20	49.28
5108	NYSE	NWN	Tue, Sep 4, 2012	49.22	49.99	48.96	49.84
5107	NYSE	NWN	Fri, Aug 31, 2012	49.49	49.52	49.07	49.17
5106	NYSE	NWN	Thu, Aug 30, 2012	49.50	49.50	49.19	49.27
5105	NYSE	NWN	Wed, Aug 29, 2012	49.80	49.80	49.56	49.61
5104	NYSE	NWN	Tue, Aug 28, 2012	49.61	49.99	49.41	49.66
5103	NYSE	NWN	Mon, Aug 27, 2012	49.42	49.76	49.30	49.69
5102	NYSE	NWN	Fri, Aug 24, 2012	48.72	49.37	48.72	49.31
5101	NYSE	NWN	Thu, Aug 23, 2012	49.09	49.17	48.39	48.81
5100	NYSE	NWN	Wed, Aug 22, 2012	49.16	49.63	48.94	49.04
5099	NYSE	NWN	Tue, Aug 21, 2012	49.75	50.08	49.27	49.28
5098	NYSE	NWN	Mon, Aug 20, 2012	49.72	49.87	49.43	49.80
5097	NYSE	NWN	Fri, Aug 17, 2012	49.51	49.84	49.51	49.74
5096	NYSE	NWN	Thu, Aug 16, 2012	49.46	49.82	49.10	49.66
5095	NYSE	NWN	Wed, Aug 15, 2012	49.34	49.70	49.14	49.41
5094	NYSE	NWN	Tue, Aug 14, 2012	49.31	49.44	49.08	49.24
5093	NYSE	NWN	Mon, Aug 13, 2012	48.99	49.17	48.87	49.17
5092	NYSE	NWN	Fri, Aug 10, 2012	48.99	49.19	48.72	48.99
5091	NYSE	NWN	Thu, Aug 9, 2012	48.71	49.31	48.64	48.98
5090	NYSE	NWN	Wed, Aug 8, 2012	48.46	48.85	46.04	48.69
5089	NYSE	NWN	Tue, Aug 7, 2012	49.03	49.17	48.50	48.58
5088	NYSE	NWN	Mon, Aug 6, 2012	48.93	49.20	48.86	48.92
5087	NYSE	NWN	Fri, Aug 3, 2012	47.30	49.02	46.50	48.84
5086	NYSE	NWN	Thu, Aug 2, 2012	47.76	48.18	47.60	48.12
5085	NYSE	NWN	Wed, Aug 1, 2012	48.77	49.56	47.95	47.98
5084	NYSE	NWN	Tue, Jul 31, 2012	49.41	49.50	48.63	48.69
5083	NYSE	NWN	Mon, Jul 30, 2012	49.15	49.64	49.00	49.43
5082	NYSE	NWN	Fri, Jul 27, 2012	48.54	49.20	48.41	49.03
5081	NYSE	NWN	Thu, Jul 26, 2012	48.70	49.41	48.45	48.75
5080	NYSE	NWN	Wed, Jul 25, 2012	48.34	48.36	47.74	48.25
5079	NYSE	NWN	Tue, Jul 24, 2012	48.77	48.86	47.78	48.17
5078	NYSE	NWN	Mon, Jul 23, 2012	48.68	48.87	48.24	48.61
5077	NYSE	NWN	Fri, Jul 20, 2012	47.99	49.74	47.99	49.15
5076	NYSE	NWN	Thu, Jul 19, 2012	48.26	48.38	47.72	48.26
5075	NYSE	NWN	Wed, Jul 18, 2012	47.64	48.29	47.58	48.17
5074	NYSE	NWN	Tue, Jul 17, 2012	46.44	48.08	46.44	47.57
5073	NYSE	NWN	Mon, Jul 16, 2012	46.97	47.31	46.35	46.88
5072	NYSE	NWN	Fri, Jul 13, 2012	47.14	47.75	47.14	47.29
5071	NYSE	NWN	Thu, Jul 12, 2012	47.56	47.76	47.03	47.21
5070	NYSE	NWN	Wed, Jul 11, 2012	47.91	48.18	47.59	47.98
5069	NYSE	NWN	Tue, Jul 10, 2012	47.77	48.02	47.52	47.97
5068	NYSE	NWN	Mon, Jul 9, 2012	47.15	47.43	46.86	47.42
5067	NYSE	NWN	Fri, Jul 6, 2012	47.12	47.42	47.03	47.27
5066	NYSE	NWN	Thu, Jul 5, 2012	47.67	47.86	47.33	47.45
5065	NYSE	NWN	Tue, Jul 3, 2012	47.71	47.87	47.43	47.87
5064	NYSE	NWN	Mon, Jul 2, 2012	47.69	48.08	46.80	47.71
5063	NYSE	NWN	Fri, Jun 29, 2012	48.48	48.56	47.30	47.60
5062	NYSE	NWN	Thu, Jun 28, 2012	48.17	48.37	47.40	47.82
5061	NYSE	NWN	Wed, Jun 27, 2012	47.96	48.50	47.88	48.39
5060	NYSE	NWN	Tue, Jun 26, 2012	47.82	48.04	47.69	47.75
5059	NYSE	NWN	Mon, Jun 25, 2012	47.83	48.04	47.62	47.83
5058	NYSE	NWN	Fri, Jun 22, 2012	47.60	48.19	47.60	48.06
5057	NYSE	NWN	Thu, Jun 21, 2012	47.50	47.68	47.34	47.52
5056	NYSE	NWN	Wed, Jun 20, 2012	47.50	47.77	47.23	47.31
5055	NYSE	NWN	Tue, Jun 19, 2012	47.35	47.94	47.22	47.66
5054	NYSE	NWN	Mon, Jun 18, 2012	47.21	47.87	47.21	47.35
5053	NYSE	NWN	Fri, Jun 15, 2012	47.41	47.83	47.19	47.52
5052	NYSE	NWN	Thu, Jun 14, 2012	46.89	47.47	46.89	47.34
5051	NYSE	NWN	Wed, Jun 13, 2012	46.79	47.41	46.75	46.90
5050	NYSE	NWN	Tue, Jun 12, 2012	46.95	47.06	46.52	47.00
5049	NYSE	NWN	Mon, Jun 11, 2012	47.45	47.69	46.88	46.91
5048	NYSE	NWN	Fri, Jun 8, 2012	46.61	47.31	46.51	47.13
5047	NYSE	NWN	Thu, Jun 7, 2012	47.13	47.15	46.63	46.72
5046	NYSE	NWN	Wed, Jun 6, 2012	46.39	46.72	46.35	46.67
5045	NYSE	NWN	Tue, Jun 5, 2012	45.77	46.51	45.71	46.24
5044	NYSE	NWN	Mon, Jun 4, 2012	45.91	46.10	45.67	45.78
5043	NYSE	NWN	Fri, Jun 1, 2012	45.66	46.16	45.50	45.74
5042	NYSE	NWN	Thu, May 31, 2012	45.96	46.66	45.92	46.35
5041	NYSE	NWN	Wed, May 30, 2012	46.10	46.49	45.92	45.93
5040	NYSE	NWN	Tue, May 29, 2012	46.36	46.42	45.88	46.38
5039	NYSE	NWN	Fri, May 25, 2012	46.45	46.45	46.05	46.19
5038	NYSE	NWN	Thu, May 24, 2012	45.65	46.32	45.55	46.31
5037	NYSE	NWN	Wed, May 23, 2012	45.57	46.08	45.31	45.70
5036	NYSE	NWN	Tue, May 22, 2012	46.08	46.17	45.65	45.87
5035	NYSE	NWN	Mon, May 21, 2012	45.81	46.16	45.56	46.12
5034	NYSE	NWN	Fri, May 18, 2012	45.51	45.88	45.35	45.61
5033	NYSE	NWN	Thu, May 17, 2012	45.91	46.15	45.55	45.61
5032	NYSE	NWN	Wed, May 16, 2012	45.78	46.08	45.76	45.93
5031	NYSE	NWN	Tue, May 15, 2012	45.79	46.19	45.69	45.79
5030	NYSE	NWN	Mon, May 14, 2012	45.76	45.90	45.37	45.60
5029	NYSE	NWN	Fri, May 11, 2012	46.13	46.39	45.84	46.08
5028	NYSE	NWN	Thu, May 10, 2012	46.16	46.59	46.09	46.43
5027	NYSE	NWN	Wed, May 9, 2012	45.99	46.45	45.88	45.88
5026	NYSE	NWN	Tue, May 8, 2012	45.96	46.63	45.85	46.30
5025	NYSE	NWN	Mon, May 7, 2012	45.20	46.66	45.01	46.28
5024	NYSE	NWN	Fri, May 4, 2012	44.87	45.52	44.87	45.40
5023	NYSE	NWN	Thu, May 3, 2012	45.61	45.95	45.24	45.31
5022	NYSE	NWN	Wed, May 2, 2012	45.44	45.74	45.16	45.71
5021	NYSE	NWN	Tue, May 1, 2012	45.64	46.33	45.49	45.68
5020	NYSE	NWN	Mon, Apr 30, 2012	45.46	45.82	45.46	45.70
5019	NYSE	NWN	Fri, Apr 27, 2012	45.20	45.77	45.16	45.60
5018	NYSE	NWN	Thu, Apr 26, 2012	44.69	45.35	44.61	45.16
5017	NYSE	NWN	Wed, Apr 25, 2012	45.36	45.49	45.16	45.34
5016	NYSE	NWN	Tue, Apr 24, 2012	44.21	45.06	44.21	44.96
5015	NYSE	NWN	Mon, Apr 23, 2012	44.30	44.45	44.01	44.23
5014	NYSE	NWN	Fri, Apr 20, 2012	44.46	45.01	44.43	44.80
5013	NYSE	NWN	Thu, Apr 19, 2012	44.61	44.61	44.00	44.22
5012	NYSE	NWN	Wed, Apr 18, 2012	44.72	44.80	44.30	44.47
5011	NYSE	NWN	Tue, Apr 17, 2012	44.86	45.17	44.62	44.92
5010	NYSE	NWN	Mon, Apr 16, 2012	44.29	44.67	44.16	44.55
5009	NYSE	NWN	Fri, Apr 13, 2012	44.37	44.70	44.06	44.06
5008	NYSE	NWN	Thu, Apr 12, 2012	44.50	44.85	44.27	44.58
5007	NYSE	NWN	Wed, Apr 11, 2012	44.32	44.52	44.23	44.47
5006	NYSE	NWN	Tue, Apr 10, 2012	44.81	44.81	43.90	44.14
5005	NYSE	NWN	Mon, Apr 9, 2012	44.78	45.00	44.59	44.80
5004	NYSE	NWN	Thu, Apr 5, 2012	45.34	45.54	45.00	45.21
5003	NYSE	NWN	Wed, Apr 4, 2012	45.56	45.82	45.34	45.53
5002	NYSE	NWN	Tue, Apr 3, 2012	45.73	46.08	45.40	45.90
5001	NYSE	NWN	Mon, Apr 2, 2012	45.45	45.93	45.02	45.83
5000	NYSE	NWN	Fri, Mar 30, 2012	45.61	45.69	45.38	45.40
4999	NYSE	NWN	Thu, Mar 29, 2012	45.06	45.45	44.87	45.37
4998	NYSE	NWN	Wed, Mar 28, 2012	45.53	45.67	45.01	45.25
4997	NYSE	NWN	Tue, Mar 27, 2012	45.51	45.72	45.40	45.51
4996	NYSE	NWN	Mon, Mar 26, 2012	45.55	45.73	45.32	45.58
4995	NYSE	NWN	Fri, Mar 23, 2012	44.98	45.25	44.66	45.20
4994	NYSE	NWN	Thu, Mar 22, 2012	44.71	44.89	44.40	44.88
4993	NYSE	NWN	Wed, Mar 21, 2012	44.84	45.18	44.72	44.85
4992	NYSE	NWN	Tue, Mar 20, 2012	45.15	45.42	44.87	44.90
4991	NYSE	NWN	Mon, Mar 19, 2012	45.38	45.68	45.12	45.32
4990	NYSE	NWN	Fri, Mar 16, 2012	45.72	45.79	45.26	45.35
4989	NYSE	NWN	Thu, Mar 15, 2012	45.85	46.02	45.29	45.72
4988	NYSE	NWN	Wed, Mar 14, 2012	46.52	46.52	45.81	45.91
4987	NYSE	NWN	Tue, Mar 13, 2012	46.36	46.43	45.96	46.40
4986	NYSE	NWN	Mon, Mar 12, 2012	45.90	46.33	45.77	46.12
4985	NYSE	NWN	Fri, Mar 9, 2012	45.87	46.32	45.48	45.97
4984	NYSE	NWN	Thu, Mar 8, 2012	45.70	45.79	45.29	45.75
4983	NYSE	NWN	Wed, Mar 7, 2012	45.62	45.93	45.18	45.56
4982	NYSE	NWN	Tue, Mar 6, 2012	45.71	45.78	45.22	45.59
4981	NYSE	NWN	Mon, Mar 5, 2012	45.24	46.11	45.00	46.09
4980	NYSE	NWN	Fri, Mar 2, 2012	45.31	45.82	45.14	45.39
4979	NYSE	NWN	Thu, Mar 1, 2012	46.00	46.31	45.28	45.31
4978	NYSE	NWN	Wed, Feb 29, 2012	46.56	47.05	45.74	45.77
4977	NYSE	NWN	Tue, Feb 28, 2012	47.75	47.80	46.13	46.52
4976	NYSE	NWN	Mon, Feb 27, 2012	48.01	48.14	47.60	47.87
4975	NYSE	NWN	Fri, Feb 24, 2012	48.68	48.68	48.04	48.24
4974	NYSE	NWN	Thu, Feb 23, 2012	48.08	48.72	48.04	48.69
4973	NYSE	NWN	Wed, Feb 22, 2012	48.12	48.46	47.80	48.00
4972	NYSE	NWN	Tue, Feb 21, 2012	48.54	48.63	47.96	48.20
4971	NYSE	NWN	Fri, Feb 17, 2012	48.52	48.69	48.15	48.26
4970	NYSE	NWN	Thu, Feb 16, 2012	47.56	48.41	47.52	48.36
4969	NYSE	NWN	Wed, Feb 15, 2012	47.80	47.99	47.22	47.46
4968	NYSE	NWN	Tue, Feb 14, 2012	47.97	48.03	47.31	47.60
4967	NYSE	NWN	Mon, Feb 13, 2012	48.06	48.28	47.89	48.01
4966	NYSE	NWN	Fri, Feb 10, 2012	47.98	48.14	47.69	47.75
4965	NYSE	NWN	Thu, Feb 9, 2012	48.79	48.83	48.14	48.28
4964	NYSE	NWN	Wed, Feb 8, 2012	48.89	48.99	48.37	48.61
4963	NYSE	NWN	Tue, Feb 7, 2012	48.92	49.37	48.71	48.72
4962	NYSE	NWN	Mon, Feb 6, 2012	49.07	49.29	48.88	49.13
4961	NYSE	NWN	Fri, Feb 3, 2012	48.80	49.49	48.80	49.28
4960	NYSE	NWN	Thu, Feb 2, 2012	48.40	48.75	48.32	48.55
4959	NYSE	NWN	Wed, Feb 1, 2012	47.57	48.55	47.57	48.50
4958	NYSE	NWN	Tue, Jan 31, 2012	47.52	47.71	47.18	47.55
4957	NYSE	NWN	Mon, Jan 30, 2012	47.20	47.54	46.97	47.22
4956	NYSE	NWN	Fri, Jan 27, 2012	47.66	47.99	47.38	47.64
4955	NYSE	NWN	Thu, Jan 26, 2012	47.36	48.46	47.36	48.20
4954	NYSE	NWN	Wed, Jan 25, 2012	46.69	47.39	46.60	47.24
4953	NYSE	NWN	Tue, Jan 24, 2012	46.96	47.20	46.82	46.96
4952	NYSE	NWN	Mon, Jan 23, 2012	46.96	47.37	46.96	47.28
4951	NYSE	NWN	Fri, Jan 20, 2012	46.99	47.36	46.79	47.06
4950	NYSE	NWN	Thu, Jan 19, 2012	47.25	47.25	46.87	47.02
4949	NYSE	NWN	Wed, Jan 18, 2012	47.11	47.25	46.68	47.22
4948	NYSE	NWN	Tue, Jan 17, 2012	47.20	47.69	47.04	47.17
4947	NYSE	NWN	Fri, Jan 13, 2012	46.82	47.17	46.74	47.05
4946	NYSE	NWN	Thu, Jan 12, 2012	47.30	47.52	47.01	47.25
4945	NYSE	NWN	Wed, Jan 11, 2012	47.05	47.55	47.05	47.32
4944	NYSE	NWN	Tue, Jan 10, 2012	47.55	47.58	47.13	47.30
4943	NYSE	NWN	Mon, Jan 9, 2012	47.57	47.57	46.83	47.17
4942	NYSE	NWN	Fri, Jan 6, 2012	47.63	47.77	47.11	47.42
4941	NYSE	NWN	Thu, Jan 5, 2012	47.33	47.89	46.91	47.70
4940	NYSE	NWN	Wed, Jan 4, 2012	47.83	48.15	47.55	47.55
4939	NYSE	NWN	Tue, Jan 3, 2012	48.83	48.83	47.47	47.90
4938	NYSE	NWN	Fri, Dec 30, 2011	48.60	48.82	47.91	47.93
4937	NYSE	NWN	Thu, Dec 29, 2011	48.34	48.98	48.34	48.66
4936	NYSE	NWN	Wed, Dec 28, 2011	48.64	48.64	48.14	48.19
4935	NYSE	NWN	Tue, Dec 27, 2011	48.05	48.63	47.97	48.53
4934	NYSE	NWN	Fri, Dec 23, 2011	48.09	48.36	48.02	48.21
4933	NYSE	NWN	Thu, Dec 22, 2011	48.05	48.34	47.83	48.05
4932	NYSE	NWN	Wed, Dec 21, 2011	47.61	48.08	47.36	48.04
4931	NYSE	NWN	Tue, Dec 20, 2011	46.98	47.83	46.98	47.80
4930	NYSE	NWN	Mon, Dec 19, 2011	47.24	47.61	46.31	46.44
4929	NYSE	NWN	Fri, Dec 16, 2011	47.04	47.35	46.55	46.88
4928	NYSE	NWN	Thu, Dec 15, 2011	46.34	47.05	46.24	46.94
4927	NYSE	NWN	Wed, Dec 14, 2011	46.01	46.55	45.86	45.90
4926	NYSE	NWN	Tue, Dec 13, 2011	46.30	47.11	46.15	46.36
4925	NYSE	NWN	Mon, Dec 12, 2011	46.27	46.36	45.86	46.15
4924	NYSE	NWN	Fri, Dec 9, 2011	46.06	46.85	46.06	46.70
4923	NYSE	NWN	Thu, Dec 8, 2011	46.69	46.72	45.81	45.90
4922	NYSE	NWN	Wed, Dec 7, 2011	46.84	47.25	46.50	46.89
4921	NYSE	NWN	Tue, Dec 6, 2011	47.01	47.66	47.01	47.08
4920	NYSE	NWN	Mon, Dec 5, 2011	46.73	47.27	46.63	47.02
4919	NYSE	NWN	Fri, Dec 2, 2011	46.80	46.80	46.02	46.26
4918	NYSE	NWN	Thu, Dec 1, 2011	46.89	47.20	46.29	46.32
4917	NYSE	NWN	Wed, Nov 30, 2011	47.34	47.49	46.77	47.06
4916	NYSE	NWN	Tue, Nov 29, 2011	45.68	46.47	45.60	46.16
4915	NYSE	NWN	Mon, Nov 28, 2011	45.69	46.06	45.29	45.69
4914	NYSE	NWN	Fri, Nov 25, 2011	44.86	45.43	44.78	44.78
4913	NYSE	NWN	Wed, Nov 23, 2011	45.04	45.40	44.84	45.06
4912	NYSE	NWN	Tue, Nov 22, 2011	45.82	46.12	45.39	45.40
4911	NYSE	NWN	Mon, Nov 21, 2011	46.48	46.76	45.78	45.97
4910	NYSE	NWN	Fri, Nov 18, 2011	46.72	47.07	46.72	46.95
4909	NYSE	NWN	Thu, Nov 17, 2011	46.36	47.00	46.36	46.73
4908	NYSE	NWN	Wed, Nov 16, 2011	46.08	47.03	46.08	46.50
4907	NYSE	NWN	Tue, Nov 15, 2011	46.60	47.06	46.40	46.86
4906	NYSE	NWN	Mon, Nov 14, 2011	46.49	46.79	46.29	46.52
4905	NYSE	NWN	Fri, Nov 11, 2011	46.18	46.80	46.17	46.76
4904	NYSE	NWN	Thu, Nov 10, 2011	45.71	45.87	45.36	45.82
4903	NYSE	NWN	Wed, Nov 9, 2011	45.84	46.00	45.16	45.16
4902	NYSE	NWN	Tue, Nov 8, 2011	46.50	46.66	45.61	46.55
4901	NYSE	NWN	Mon, Nov 7, 2011	46.04	46.30	45.77	46.11
4900	NYSE	NWN	Fri, Nov 4, 2011	46.53	46.93	45.95	46.29
4899	NYSE	NWN	Thu, Nov 3, 2011	46.03	46.71	45.64	46.57
4898	NYSE	NWN	Wed, Nov 2, 2011	45.93	46.42	45.48	45.73
4897	NYSE	NWN	Tue, Nov 1, 2011	45.59	46.16	45.04	45.23
4896	NYSE	NWN	Mon, Oct 31, 2011	46.60	47.50	46.60	46.72
4895	NYSE	NWN	Fri, Oct 28, 2011	47.11	47.50	46.98	47.22
4894	NYSE	NWN	Thu, Oct 27, 2011	47.02	47.67	46.40	47.31
4893	NYSE	NWN	Wed, Oct 26, 2011	46.08	46.36	45.80	46.22
4892	NYSE	NWN	Tue, Oct 25, 2011	46.30	46.42	45.58	45.66
4891	NYSE	NWN	Mon, Oct 24, 2011	46.01	46.57	45.77	46.51
4890	NYSE	NWN	Fri, Oct 21, 2011	45.85	45.89	45.46	45.85
4889	NYSE	NWN	Thu, Oct 20, 2011	45.58	45.71	45.08	45.40
4888	NYSE	NWN	Wed, Oct 19, 2011	45.61	46.18	45.34	45.51
4887	NYSE	NWN	Tue, Oct 18, 2011	45.51	45.96	45.10	45.80
4886	NYSE	NWN	Mon, Oct 17, 2011	45.58	45.92	45.27	45.36
4885	NYSE	NWN	Fri, Oct 14, 2011	45.88	45.88	45.41	45.85
4884	NYSE	NWN	Thu, Oct 13, 2011	45.42	45.70	45.08	45.66
4883	NYSE	NWN	Wed, Oct 12, 2011	45.95	46.00	45.57	45.63
4882	NYSE	NWN	Tue, Oct 11, 2011	45.54	45.91	45.42	45.77
4881	NYSE	NWN	Mon, Oct 10, 2011	45.47	45.72	45.15	45.70
4880	NYSE	NWN	Fri, Oct 7, 2011	45.75	45.85	44.71	44.76
4879	NYSE	NWN	Thu, Oct 6, 2011	45.00	45.71	44.76	45.70
4878	NYSE	NWN	Wed, Oct 5, 2011	44.92	45.12	44.37	45.01
4877	NYSE	NWN	Tue, Oct 4, 2011	42.99	44.84	42.52	44.72
4876	NYSE	NWN	Mon, Oct 3, 2011	44.08	44.46	43.14	43.30
4875	NYSE	NWN	Fri, Sep 30, 2011	43.99	44.94	43.99	44.10
4874	NYSE	NWN	Thu, Sep 29, 2011	43.60	44.47	43.60	44.47
4873	NYSE	NWN	Wed, Sep 28, 2011	43.78	43.91	42.72	42.86
4872	NYSE	NWN	Tue, Sep 27, 2011	43.55	44.18	43.31	43.72
4871	NYSE	NWN	Mon, Sep 26, 2011	42.80	42.92	42.29	42.79
4870	NYSE	NWN	Fri, Sep 23, 2011	41.66	42.49	41.63	42.44
4869	NYSE	NWN	Thu, Sep 22, 2011	41.63	42.43	41.41	41.81
4868	NYSE	NWN	Wed, Sep 21, 2011	43.65	43.88	42.31	42.38
4867	NYSE	NWN	Tue, Sep 20, 2011	43.97	44.79	43.72	43.74
4866	NYSE	NWN	Mon, Sep 19, 2011	43.79	44.15	43.68	43.95
4865	NYSE	NWN	Fri, Sep 16, 2011	44.84	45.05	44.41	44.46
4864	NYSE	NWN	Thu, Sep 15, 2011	44.47	44.63	44.01	44.60
4863	NYSE	NWN	Wed, Sep 14, 2011	43.72	44.57	43.32	44.19
4862	NYSE	NWN	Tue, Sep 13, 2011	43.84	43.88	42.89	43.47
4861	NYSE	NWN	Mon, Sep 12, 2011	43.59	44.13	43.32	43.83
4860	NYSE	NWN	Fri, Sep 9, 2011	44.74	45.08	43.69	44.07
4859	NYSE	NWN	Thu, Sep 8, 2011	45.12	45.76	44.83	45.13
4858	NYSE	NWN	Wed, Sep 7, 2011	44.51	45.38	44.25	45.20
4857	NYSE	NWN	Tue, Sep 6, 2011	43.04	44.03	42.91	43.99
4856	NYSE	NWN	Fri, Sep 2, 2011	44.32	44.76	44.02	44.15
4855	NYSE	NWN	Thu, Sep 1, 2011	45.12	45.70	44.77	44.91
4854	NYSE	NWN	Wed, Aug 31, 2011	45.43	45.43	44.93	45.22
4853	NYSE	NWN	Tue, Aug 30, 2011	45.15	45.32	44.68	45.18
4852	NYSE	NWN	Mon, Aug 29, 2011	44.64	45.30	44.64	45.28
4851	NYSE	NWN	Fri, Aug 26, 2011	43.93	44.53	43.05	44.31
4850	NYSE	NWN	Thu, Aug 25, 2011	44.32	44.71	43.55	44.17
4849	NYSE	NWN	Wed, Aug 24, 2011	43.41	44.65	43.29	44.40
4848	NYSE	NWN	Tue, Aug 23, 2011	42.36	43.51	42.12	43.50
4847	NYSE	NWN	Mon, Aug 22, 2011	42.89	42.89	41.80	42.24
4846	NYSE	NWN	Fri, Aug 19, 2011	42.20	43.05	41.88	42.32
4845	NYSE	NWN	Thu, Aug 18, 2011	42.94	43.25	42.10	42.59
4844	NYSE	NWN	Wed, Aug 17, 2011	44.16	44.52	43.57	43.75
4843	NYSE	NWN	Tue, Aug 16, 2011	43.96	44.17	43.48	43.97
4842	NYSE	NWN	Mon, Aug 15, 2011	43.70	44.42	43.62	44.27
4841	NYSE	NWN	Fri, Aug 12, 2011	44.03	44.03	42.81	43.26
4840	NYSE	NWN	Thu, Aug 11, 2011	41.91	44.55	41.72	43.81
4839	NYSE	NWN	Wed, Aug 10, 2011	42.75	43.93	41.59	41.66
4838	NYSE	NWN	Tue, Aug 9, 2011	40.56	43.13	39.63	43.09
4837	NYSE	NWN	Mon, Aug 8, 2011	41.65	42.59	40.08	40.09
4836	NYSE	NWN	Fri, Aug 5, 2011	42.80	43.09	41.70	42.80
4835	NYSE	NWN	Thu, Aug 4, 2011	43.61	44.31	42.35	42.72
4834	NYSE	NWN	Wed, Aug 3, 2011	44.43	44.66	43.73	44.00
4833	NYSE	NWN	Tue, Aug 2, 2011	44.32	44.76	44.07	44.15
4832	NYSE	NWN	Mon, Aug 1, 2011	44.95	44.95	44.33	44.51
4831	NYSE	NWN	Fri, Jul 29, 2011	44.55	44.98	44.44	44.61
4830	NYSE	NWN	Thu, Jul 28, 2011	44.91	45.16	44.67	45.00
4829	NYSE	NWN	Wed, Jul 27, 2011	45.29	45.29	44.93	45.03
4828	NYSE	NWN	Tue, Jul 26, 2011	46.01	46.14	45.70	45.75
4827	NYSE	NWN	Mon, Jul 25, 2011	46.09	46.52	45.86	45.97
4826	NYSE	NWN	Fri, Jul 22, 2011	46.72	46.77	46.40	46.62
4825	NYSE	NWN	Thu, Jul 21, 2011	46.35	46.76	46.32	46.65
4824	NYSE	NWN	Wed, Jul 20, 2011	46.21	46.50	46.02	46.20
4823	NYSE	NWN	Tue, Jul 19, 2011	45.94	46.35	45.65	46.25
4822	NYSE	NWN	Mon, Jul 18, 2011	46.06	46.06	45.57	45.68
4821	NYSE	NWN	Fri, Jul 15, 2011	45.95	46.14	45.75	46.10
4820	NYSE	NWN	Thu, Jul 14, 2011	46.22	46.44	45.77	45.83
4819	NYSE	NWN	Wed, Jul 13, 2011	46.13	46.37	45.98	46.17
4818	NYSE	NWN	Tue, Jul 12, 2011	45.74	46.11	45.53	45.89
4817	NYSE	NWN	Mon, Jul 11, 2011	45.57	45.87	45.51	45.82
4816	NYSE	NWN	Fri, Jul 8, 2011	45.64	46.17	45.64	45.93
4815	NYSE	NWN	Thu, Jul 7, 2011	46.00	46.42	45.79	46.10
4814	NYSE	NWN	Wed, Jul 6, 2011	45.61	45.99	45.49	45.96
4813	NYSE	NWN	Tue, Jul 5, 2011	45.72	45.98	45.14	45.73
4812	NYSE	NWN	Fri, Jul 1, 2011	45.19	45.87	45.19	45.85
4811	NYSE	NWN	Thu, Jun 30, 2011	44.99	45.32	44.82	45.13
4810	NYSE	NWN	Wed, Jun 29, 2011	44.85	45.00	44.67	44.96
4809	NYSE	NWN	Tue, Jun 28, 2011	44.67	44.91	44.52	44.83
4808	NYSE	NWN	Mon, Jun 27, 2011	44.49	45.03	44.49	44.58
4807	NYSE	NWN	Fri, Jun 24, 2011	44.49	44.99	44.46	44.60
4806	NYSE	NWN	Thu, Jun 23, 2011	43.97	44.62	43.88	44.44
4805	NYSE	NWN	Wed, Jun 22, 2011	44.51	44.61	44.19	44.33
4804	NYSE	NWN	Tue, Jun 21, 2011	44.68	44.91	44.38	44.68
4803	NYSE	NWN	Mon, Jun 20, 2011	44.04	44.74	44.02	44.43
4802	NYSE	NWN	Fri, Jun 17, 2011	44.36	44.71	44.01	44.12
4801	NYSE	NWN	Thu, Jun 16, 2011	43.94	44.50	43.93	44.16
4800	NYSE	NWN	Wed, Jun 15, 2011	43.92	44.27	43.88	43.93
4799	NYSE	NWN	Tue, Jun 14, 2011	44.44	44.56	44.09	44.22
4798	NYSE	NWN	Mon, Jun 13, 2011	43.74	44.30	43.70	43.99
4797	NYSE	NWN	Fri, Jun 10, 2011	43.75	44.07	43.70	43.90
4796	NYSE	NWN	Thu, Jun 9, 2011	44.08	44.21	43.87	43.97
4795	NYSE	NWN	Wed, Jun 8, 2011	43.91	44.34	43.85	44.00
4794	NYSE	NWN	Tue, Jun 7, 2011	44.33	44.57	44.05	44.07
4793	NYSE	NWN	Mon, Jun 6, 2011	43.95	44.44	43.83	44.05
4792	NYSE	NWN	Fri, Jun 3, 2011	43.66	44.20	43.57	43.96
4791	NYSE	NWN	Thu, Jun 2, 2011	44.41	44.44	43.89	44.13
4790	NYSE	NWN	Wed, Jun 1, 2011	45.01	45.09	44.45	44.46
4789	NYSE	NWN	Tue, May 31, 2011	45.30	45.39	44.82	45.17
4788	NYSE	NWN	Fri, May 27, 2011	45.00	45.21	44.87	44.97
4787	NYSE	NWN	Thu, May 26, 2011	44.63	45.12	44.45	44.95
4786	NYSE	NWN	Wed, May 25, 2011	44.36	44.93	44.25	44.79
4785	NYSE	NWN	Tue, May 24, 2011	44.76	44.88	44.27	44.48
4784	NYSE	NWN	Mon, May 23, 2011	44.59	44.85	44.46	44.64
4783	NYSE	NWN	Fri, May 20, 2011	44.93	45.36	44.89	45.08
4782	NYSE	NWN	Thu, May 19, 2011	45.38	45.40	44.80	45.14
4781	NYSE	NWN	Wed, May 18, 2011	45.45	45.45	45.01	45.17
4780	NYSE	NWN	Tue, May 17, 2011	44.88	45.38	44.88	45.16
4779	NYSE	NWN	Mon, May 16, 2011	45.76	45.76	45.05	45.09
4778	NYSE	NWN	Fri, May 13, 2011	45.89	46.06	45.20	45.87
4777	NYSE	NWN	Thu, May 12, 2011	45.25	45.89	45.25	45.82
4776	NYSE	NWN	Wed, May 11, 2011	45.77	45.80	45.23	45.41
4775	NYSE	NWN	Tue, May 10, 2011	45.30	45.91	45.29	45.80
4774	NYSE	NWN	Mon, May 9, 2011	44.56	45.35	44.50	45.20
4773	NYSE	NWN	Fri, May 6, 2011	44.89	45.19	44.47	44.61
4772	NYSE	NWN	Thu, May 5, 2011	44.76	45.40	44.44	44.55
4771	NYSE	NWN	Wed, May 4, 2011	45.62	45.62	44.90	44.97
4770	NYSE	NWN	Tue, May 3, 2011	45.77	45.99	45.57	45.65
4769	NYSE	NWN	Mon, May 2, 2011	46.46	46.40	45.83	45.99
4768	NYSE	NWN	Fri, Apr 29, 2011	46.04	46.32	45.92	46.24
4767	NYSE	NWN	Thu, Apr 28, 2011	45.55	46.13	45.52	46.05
4766	NYSE	NWN	Wed, Apr 27, 2011	45.25	45.83	45.14	45.71
4765	NYSE	NWN	Tue, Apr 26, 2011	45.10	45.91	44.96	45.75
4764	NYSE	NWN	Mon, Apr 25, 2011	44.62	45.42	44.62	45.10
4763	NYSE	NWN	Thu, Apr 21, 2011	45.54	45.54	45.00	45.24
4762	NYSE	NWN	Wed, Apr 20, 2011	45.38	45.58	45.18	45.38
4761	NYSE	NWN	Tue, Apr 19, 2011	44.84	44.99	44.65	44.86
4760	NYSE	NWN	Mon, Apr 18, 2011	44.47	44.95	44.25	44.73
4759	NYSE	NWN	Fri, Apr 15, 2011	44.20	45.10	44.11	44.91
4758	NYSE	NWN	Thu, Apr 14, 2011	44.40	44.40	44.08	44.31
4757	NYSE	NWN	Wed, Apr 13, 2011	44.71	45.00	44.19	44.46
4756	NYSE	NWN	Tue, Apr 12, 2011	44.91	45.46	44.62	44.63
4755	NYSE	NWN	Mon, Apr 11, 2011	45.37	45.49	45.01	45.18
4754	NYSE	NWN	Fri, Apr 8, 2011	45.86	45.94	45.15	45.44
4753	NYSE	NWN	Thu, Apr 7, 2011	45.92	46.00	45.32	45.63
4752	NYSE	NWN	Wed, Apr 6, 2011	46.12	46.31	45.74	45.87
4751	NYSE	NWN	Tue, Apr 5, 2011	46.10	46.20	45.77	45.96
4750	NYSE	NWN	Mon, Apr 4, 2011	46.36	46.37	45.95	46.26
4749	NYSE	NWN	Fri, Apr 1, 2011	46.16	46.25	45.99	46.18
4748	NYSE	NWN	Thu, Mar 31, 2011	46.12	46.21	45.96	46.13
4747	NYSE	NWN	Wed, Mar 30, 2011	46.16	46.36	46.00	46.07
4746	NYSE	NWN	Tue, Mar 29, 2011	45.91	46.16	45.81	46.04
4745	NYSE	NWN	Mon, Mar 28, 2011	46.22	46.43	45.87	45.93
4744	NYSE	NWN	Fri, Mar 25, 2011	46.14	46.71	45.89	46.07
4743	NYSE	NWN	Thu, Mar 24, 2011	46.42	46.42	45.84	46.08
4742	NYSE	NWN	Wed, Mar 23, 2011	46.39	46.46	45.93	46.31
4741	NYSE	NWN	Tue, Mar 22, 2011	46.83	47.00	46.46	46.49
4740	NYSE	NWN	Mon, Mar 21, 2011	46.50	47.03	46.45	46.74
4739	NYSE	NWN	Fri, Mar 18, 2011	45.93	46.45	45.63	46.05
4738	NYSE	NWN	Thu, Mar 17, 2011	46.17	46.38	45.79	45.82
4737	NYSE	NWN	Wed, Mar 16, 2011	45.87	46.19	45.73	45.79
4736	NYSE	NWN	Tue, Mar 15, 2011	46.07	46.34	45.83	46.02
4735	NYSE	NWN	Mon, Mar 14, 2011	46.88	47.08	46.50	46.74
4734	NYSE	NWN	Fri, Mar 11, 2011	46.87	47.17	46.56	46.99
4733	NYSE	NWN	Thu, Mar 10, 2011	47.97	47.97	46.84	47.01
4732	NYSE	NWN	Wed, Mar 9, 2011	48.35	48.46	48.18	48.35
4731	NYSE	NWN	Tue, Mar 8, 2011	48.13	48.72	48.10	48.47
4730	NYSE	NWN	Mon, Mar 7, 2011	48.09	48.60	47.72	48.24
4729	NYSE	NWN	Fri, Mar 4, 2011	47.87	48.16	47.58	48.15
4728	NYSE	NWN	Thu, Mar 3, 2011	47.39	48.34	47.39	48.29
4727	NYSE	NWN	Wed, Mar 2, 2011	46.77	47.36	46.64	47.19
4726	NYSE	NWN	Tue, Mar 1, 2011	46.93	47.43	46.68	46.70
4725	NYSE	NWN	Mon, Feb 28, 2011	46.12	47.12	46.12	47.00
4724	NYSE	NWN	Fri, Feb 25, 2011	45.45	46.08	44.45	46.05
4723	NYSE	NWN	Thu, Feb 24, 2011	45.74	45.84	45.27	45.52
4722	NYSE	NWN	Wed, Feb 23, 2011	46.11	46.47	45.69	45.74
4721	NYSE	NWN	Tue, Feb 22, 2011	46.50	46.75	46.26	46.33
4720	NYSE	NWN	Fri, Feb 18, 2011	46.25	46.83	46.25	46.81
4719	NYSE	NWN	Thu, Feb 17, 2011	45.95	46.30	45.90	46.20
4718	NYSE	NWN	Wed, Feb 16, 2011	45.83	46.07	45.80	45.95
4717	NYSE	NWN	Tue, Feb 15, 2011	45.66	45.89	45.50	45.69
4716	NYSE	NWN	Mon, Feb 14, 2011	45.44	45.74	45.33	45.65
4715	NYSE	NWN	Fri, Feb 11, 2011	44.74	45.37	44.74	45.36
4714	NYSE	NWN	Thu, Feb 10, 2011	44.20	44.89	44.20	44.76
4713	NYSE	NWN	Wed, Feb 9, 2011	44.28	44.59	44.20	44.30
4712	NYSE	NWN	Tue, Feb 8, 2011	44.38	44.76	44.18	44.58
4711	NYSE	NWN	Mon, Feb 7, 2011	44.34	44.64	44.34	44.47
4710	NYSE	NWN	Fri, Feb 4, 2011	44.54	44.54	44.17	44.36
4709	NYSE	NWN	Thu, Feb 3, 2011	44.50	44.56	44.07	44.46
4708	NYSE	NWN	Wed, Feb 2, 2011	44.57	44.85	44.40	44.51
4707	NYSE	NWN	Tue, Feb 1, 2011	45.00	45.00	44.29	44.55
4706	NYSE	NWN	Mon, Jan 31, 2011	44.31	44.59	43.92	44.56
4705	NYSE	NWN	Fri, Jan 28, 2011	44.77	44.94	43.96	44.02
4704	NYSE	NWN	Thu, Jan 27, 2011	45.34	45.34	44.88	44.96
4703	NYSE	NWN	Wed, Jan 26, 2011	45.29	45.69	45.29	45.61
4702	NYSE	NWN	Tue, Jan 25, 2011	45.15	45.46	45.11	45.30
4701	NYSE	NWN	Mon, Jan 24, 2011	45.03	45.35	45.02	45.29
4700	NYSE	NWN	Fri, Jan 21, 2011	45.42	45.55	44.92	45.02
4699	NYSE	NWN	Thu, Jan 20, 2011	45.10	45.46	45.05	45.27
4698	NYSE	NWN	Wed, Jan 19, 2011	45.43	45.54	45.10	45.17
4697	NYSE	NWN	Tue, Jan 18, 2011	45.54	45.61	45.20	45.41
4696	NYSE	NWN	Fri, Jan 14, 2011	45.43	45.89	45.40	45.71
4695	NYSE	NWN	Thu, Jan 13, 2011	45.58	45.62	45.28	45.52
4694	NYSE	NWN	Wed, Jan 12, 2011	45.74	46.11	45.42	45.52
4693	NYSE	NWN	Tue, Jan 11, 2011	46.23	46.24	45.32	45.44
4692	NYSE	NWN	Mon, Jan 10, 2011	46.51	46.51	45.84	46.15
4691	NYSE	NWN	Fri, Jan 7, 2011	46.61	46.94	46.24	46.75
4690	NYSE	NWN	Thu, Jan 6, 2011	46.80	46.80	46.19	46.50
4689	NYSE	NWN	Wed, Jan 5, 2011	46.26	46.65	46.22	46.51
4688	NYSE	NWN	Tue, Jan 4, 2011	46.67	46.93	46.11	46.46
4687	NYSE	NWN	Mon, Jan 3, 2011	46.74	47.07	46.35	46.85
4686	NYSE	NWN	Fri, Dec 31, 2010	46.85	47.16	46.31	46.47
4685	NYSE	NWN	Thu, Dec 30, 2010	47.41	47.52	47.00	47.06
4684	NYSE	NWN	Wed, Dec 29, 2010	47.49	47.49	47.15	47.35
4683	NYSE	NWN	Tue, Dec 28, 2010	47.66	47.66	46.96	47.33
4682	NYSE	NWN	Mon, Dec 27, 2010	46.90	47.56	46.70	47.41
4681	NYSE	NWN	Thu, Dec 23, 2010	46.83	47.35	46.83	47.04
4680	NYSE	NWN	Wed, Dec 22, 2010	46.95	47.39	46.88	46.93
4679	NYSE	NWN	Tue, Dec 21, 2010	47.20	47.29	46.88	46.95
4678	NYSE	NWN	Mon, Dec 20, 2010	47.26	47.45	46.96	47.06
4677	NYSE	NWN	Fri, Dec 17, 2010	47.30	47.40	46.74	47.18
4676	NYSE	NWN	Thu, Dec 16, 2010	46.46	47.25	46.22	47.16
4675	NYSE	NWN	Wed, Dec 15, 2010	46.97	47.14	46.40	46.44
4674	NYSE	NWN	Tue, Dec 14, 2010	46.51	47.07	46.42	47.00
4673	NYSE	NWN	Mon, Dec 13, 2010	46.50	46.76	46.50	46.53
4672	NYSE	NWN	Fri, Dec 10, 2010	45.58	46.45	45.26	46.42
4671	NYSE	NWN	Thu, Dec 9, 2010	46.02	46.02	45.33	45.67
4670	NYSE	NWN	Wed, Dec 8, 2010	44.97	46.54	44.74	45.76
4669	NYSE	NWN	Tue, Dec 7, 2010	46.37	46.47	44.02	44.77
4668	NYSE	NWN	Mon, Dec 6, 2010	46.77	48.80	45.72	45.90
4667	NYSE	NWN	Fri, Dec 3, 2010	47.33	47.36	46.34	46.98
4666	NYSE	NWN	Thu, Dec 2, 2010	49.24	49.24	47.16	47.54
4665	NYSE	NWN	Wed, Dec 1, 2010	49.42	49.61	49.19	49.27
4664	NYSE	NWN	Tue, Nov 30, 2010	48.58	48.97	48.45	48.82
4663	NYSE	NWN	Mon, Nov 29, 2010	48.96	49.32	48.18	49.17
4662	NYSE	NWN	Fri, Nov 26, 2010	49.19	49.57	48.98	49.05
4661	NYSE	NWN	Wed, Nov 24, 2010	49.30	49.58	48.94	49.55
4660	NYSE	NWN	Tue, Nov 23, 2010	48.66	49.06	48.54	48.97
4659	NYSE	NWN	Mon, Nov 22, 2010	48.91	49.25	48.63	49.19
4658	NYSE	NWN	Fri, Nov 19, 2010	48.54	48.88	48.30	48.63
4657	NYSE	NWN	Thu, Nov 18, 2010	47.96	48.70	47.79	48.57
4656	NYSE	NWN	Wed, Nov 17, 2010	47.93	47.94	47.42	47.49
4655	NYSE	NWN	Tue, Nov 16, 2010	48.54	48.59	47.56	47.93
4654	NYSE	NWN	Mon, Nov 15, 2010	48.91	49.13	48.69	48.86
4653	NYSE	NWN	Fri, Nov 12, 2010	48.35	49.02	48.34	48.62
4652	NYSE	NWN	Thu, Nov 11, 2010	48.88	49.24	48.44	49.02
4651	NYSE	NWN	Wed, Nov 10, 2010	48.93	48.99	48.63	48.94
4650	NYSE	NWN	Tue, Nov 9, 2010	49.56	49.79	48.66	48.86
4649	NYSE	NWN	Mon, Nov 8, 2010	49.54	49.56	49.21	49.40
4648	NYSE	NWN	Fri, Nov 5, 2010	49.99	49.99	48.93	49.62
4647	NYSE	NWN	Thu, Nov 4, 2010	49.90	50.09	49.38	50.09
4646	NYSE	NWN	Wed, Nov 3, 2010	49.59	49.74	48.92	49.39
4645	NYSE	NWN	Tue, Nov 2, 2010	49.05	49.59	49.05	49.59
4644	NYSE	NWN	Mon, Nov 1, 2010	49.81	49.81	48.41	48.85
4643	NYSE	NWN	Fri, Oct 29, 2010	49.44	49.76	49.29	49.29
4642	NYSE	NWN	Thu, Oct 28, 2010	49.97	50.24	49.55	49.80
4641	NYSE	NWN	Wed, Oct 27, 2010	49.46	49.75	49.10	49.65
4640	NYSE	NWN	Tue, Oct 26, 2010	50.18	50.50	49.78	49.97
4639	NYSE	NWN	Mon, Oct 25, 2010	50.13	50.58	50.13	50.26
4638	NYSE	NWN	Fri, Oct 22, 2010	50.05	50.20	49.65	49.88
4637	NYSE	NWN	Thu, Oct 21, 2010	50.64	50.74	49.59	49.97
4636	NYSE	NWN	Wed, Oct 20, 2010	50.20	50.58	50.20	50.37
4635	NYSE	NWN	Tue, Oct 19, 2010	50.34	50.61	49.80	50.06
4634	NYSE	NWN	Mon, Oct 18, 2010	50.53	50.84	50.45	50.64
4633	NYSE	NWN	Fri, Oct 15, 2010	50.26	50.86	50.17	50.38
4632	NYSE	NWN	Thu, Oct 14, 2010	50.32	50.53	50.01	50.34
4631	NYSE	NWN	Wed, Oct 13, 2010	49.61	50.51	49.61	50.30
4630	NYSE	NWN	Tue, Oct 12, 2010	49.45	49.68	49.09	49.51
4629	NYSE	NWN	Mon, Oct 11, 2010	49.71	50.13	49.53	49.60
4628	NYSE	NWN	Fri, Oct 8, 2010	49.55	49.75	49.04	49.61
4627	NYSE	NWN	Thu, Oct 7, 2010	49.90	49.90	49.31	49.41
4626	NYSE	NWN	Wed, Oct 6, 2010	49.44	49.63	49.19	49.49
4625	NYSE	NWN	Tue, Oct 5, 2010	48.94	49.69	48.72	49.61
4624	NYSE	NWN	Mon, Oct 4, 2010	47.64	48.69	47.64	48.53
4623	NYSE	NWN	Fri, Oct 1, 2010	47.64	47.96	47.23	47.93
4622	NYSE	NWN	Thu, Sep 30, 2010	47.49	47.89	47.08	47.45
4621	NYSE	NWN	Wed, Sep 29, 2010	46.78	47.23	46.60	47.22
4620	NYSE	NWN	Tue, Sep 28, 2010	47.35	47.35	46.39	47.02
4619	NYSE	NWN	Mon, Sep 27, 2010	47.15	47.24	46.78	47.11
4618	NYSE	NWN	Fri, Sep 24, 2010	46.65	47.19	46.52	47.03
4617	NYSE	NWN	Thu, Sep 23, 2010	46.62	47.07	46.02	46.08
4616	NYSE	NWN	Wed, Sep 22, 2010	46.11	47.00	46.11	46.86
4615	NYSE	NWN	Tue, Sep 21, 2010	46.94	47.10	46.36	46.44
4614	NYSE	NWN	Mon, Sep 20, 2010	46.25	47.14	46.09	46.98
4613	NYSE	NWN	Fri, Sep 17, 2010	46.45	46.50	45.66	46.24
4612	NYSE	NWN	Thu, Sep 16, 2010	46.55	46.55	45.79	46.11
4611	NYSE	NWN	Wed, Sep 15, 2010	46.57	46.75	45.98	46.60
4610	NYSE	NWN	Tue, Sep 14, 2010	46.74	46.95	46.40	46.78
4609	NYSE	NWN	Mon, Sep 13, 2010	46.52	46.78	46.37	46.61
4608	NYSE	NWN	Fri, Sep 10, 2010	46.23	46.43	46.03	46.23
4607	NYSE	NWN	Thu, Sep 9, 2010	46.15	46.17	45.66	46.09
4606	NYSE	NWN	Wed, Sep 8, 2010	46.28	46.28	45.36	45.59
4605	NYSE	NWN	Tue, Sep 7, 2010	46.56	46.57	45.85	45.94
4604	NYSE	NWN	Fri, Sep 3, 2010	46.97	47.00	46.34	46.71
4603	NYSE	NWN	Thu, Sep 2, 2010	46.87	46.87	46.02	46.50
4602	NYSE	NWN	Wed, Sep 1, 2010	46.04	46.74	45.86	46.74
4601	NYSE	NWN	Tue, Aug 31, 2010	45.08	45.67	44.80	45.44
4600	NYSE	NWN	Mon, Aug 30, 2010	45.83	46.15	45.23	45.25
4599	NYSE	NWN	Fri, Aug 27, 2010	45.11	45.92	44.81	45.79
4598	NYSE	NWN	Thu, Aug 26, 2010	45.11	45.35	44.75	44.92
4597	NYSE	NWN	Wed, Aug 25, 2010	43.94	45.30	43.87	45.02
4596	NYSE	NWN	Tue, Aug 24, 2010	43.91	44.45	43.68	44.20
4595	NYSE	NWN	Mon, Aug 23, 2010	44.68	45.09	44.39	44.46
4594	NYSE	NWN	Fri, Aug 20, 2010	44.64	44.64	43.95	44.50
4593	NYSE	NWN	Thu, Aug 19, 2010	45.62	45.62	44.50	44.81
4592	NYSE	NWN	Wed, Aug 18, 2010	45.98	46.17	45.19	45.89
4591	NYSE	NWN	Tue, Aug 17, 2010	46.01	46.46	45.62	45.92
4590	NYSE	NWN	Mon, Aug 16, 2010	45.60	45.82	45.33	45.60
4589	NYSE	NWN	Fri, Aug 13, 2010	45.88	46.42	45.27	45.83
4588	NYSE	NWN	Thu, Aug 12, 2010	45.39	46.15	45.11	45.93
4587	NYSE	NWN	Wed, Aug 11, 2010	46.59	46.87	46.04	46.11
4586	NYSE	NWN	Tue, Aug 10, 2010	47.62	47.86	47.06	47.47
4585	NYSE	NWN	Mon, Aug 9, 2010	47.67	48.24	47.33	48.06
4584	NYSE	NWN	Fri, Aug 6, 2010	47.33	47.45	46.34	47.32
4583	NYSE	NWN	Thu, Aug 5, 2010	48.59	48.84	47.80	47.87
4582	NYSE	NWN	Wed, Aug 4, 2010	48.32	49.00	47.71	49.00
4581	NYSE	NWN	Tue, Aug 3, 2010	47.78	48.38	47.78	48.18
4580	NYSE	NWN	Mon, Aug 2, 2010	48.10	48.11	47.63	48.07
4579	NYSE	NWN	Fri, Jul 30, 2010	46.70	47.69	46.66	47.41
4578	NYSE	NWN	Thu, Jul 29, 2010	47.93	48.20	46.58	47.32
4577	NYSE	NWN	Wed, Jul 28, 2010	47.59	48.46	47.29	47.53
4576	NYSE	NWN	Tue, Jul 27, 2010	48.00	48.80	47.69	48.76
4575	NYSE	NWN	Mon, Jul 26, 2010	47.27	47.97	47.15	47.93
4574	NYSE	NWN	Fri, Jul 23, 2010	46.28	47.20	45.90	47.00
4573	NYSE	NWN	Thu, Jul 22, 2010	45.62	46.41	45.62	46.34
4572	NYSE	NWN	Wed, Jul 21, 2010	46.00	46.00	44.78	45.05
4571	NYSE	NWN	Tue, Jul 20, 2010	44.03	45.62	44.03	45.60
4570	NYSE	NWN	Mon, Jul 19, 2010	44.23	44.70	43.80	44.59
4569	NYSE	NWN	Fri, Jul 16, 2010	44.95	45.08	43.93	43.97
4568	NYSE	NWN	Thu, Jul 15, 2010	45.19	45.67	44.69	45.20
4567	NYSE	NWN	Wed, Jul 14, 2010	45.19	45.25	44.66	45.12
4566	NYSE	NWN	Tue, Jul 13, 2010	45.44	45.50	44.90	45.38
4565	NYSE	NWN	Mon, Jul 12, 2010	45.19	45.45	44.71	44.82
4564	NYSE	NWN	Fri, Jul 9, 2010	44.82	45.26	44.70	45.25
4563	NYSE	NWN	Thu, Jul 8, 2010	44.74	44.94	44.50	44.91
4562	NYSE	NWN	Wed, Jul 7, 2010	43.78	44.39	43.42	44.35
4561	NYSE	NWN	Tue, Jul 6, 2010	43.77	44.10	43.33	43.61
4560	NYSE	NWN	Fri, Jul 2, 2010	43.43	43.57	42.93	43.28
4559	NYSE	NWN	Thu, Jul 1, 2010	43.55	43.59	42.63	43.17
4558	NYSE	NWN	Wed, Jun 30, 2010	43.78	44.43	43.53	43.57
4557	NYSE	NWN	Tue, Jun 29, 2010	43.93	43.93	43.36	43.69
4556	NYSE	NWN	Mon, Jun 28, 2010	44.22	44.83	43.86	44.60
4555	NYSE	NWN	Fri, Jun 25, 2010	43.82	44.26	43.39	44.22
4554	NYSE	NWN	Thu, Jun 24, 2010	43.65	44.05	43.52	43.68
4553	NYSE	NWN	Wed, Jun 23, 2010	44.53	44.54	43.92	43.97
4552	NYSE	NWN	Tue, Jun 22, 2010	45.76	45.93	44.64	44.69
4551	NYSE	NWN	Mon, Jun 21, 2010	46.52	46.61	45.52	45.73
4550	NYSE	NWN	Fri, Jun 18, 2010	45.99	46.22	45.61	46.12
4549	NYSE	NWN	Thu, Jun 17, 2010	45.87	45.87	45.43	45.81
4548	NYSE	NWN	Wed, Jun 16, 2010	45.16	45.90	44.92	45.64
4547	NYSE	NWN	Tue, Jun 15, 2010	44.51	45.61	44.27	45.51
4546	NYSE	NWN	Mon, Jun 14, 2010	44.69	45.08	44.03	44.39
4545	NYSE	NWN	Fri, Jun 11, 2010	43.75	44.34	43.75	44.25
4544	NYSE	NWN	Thu, Jun 10, 2010	43.90	44.24	43.49	44.21
4543	NYSE	NWN	Wed, Jun 9, 2010	43.55	43.64	43.06	43.32
4542	NYSE	NWN	Tue, Jun 8, 2010	43.37	43.37	42.60	43.07
4541	NYSE	NWN	Mon, Jun 7, 2010	43.07	43.69	42.89	43.04
4540	NYSE	NWN	Fri, Jun 4, 2010	44.18	44.33	42.92	42.96
4539	NYSE	NWN	Thu, Jun 3, 2010	44.05	44.99	44.00	44.90
4538	NYSE	NWN	Wed, Jun 2, 2010	43.57	44.26	43.39	44.18
4537	NYSE	NWN	Tue, Jun 1, 2010	43.57	44.03	43.34	43.49
4536	NYSE	NWN	Fri, May 28, 2010	43.57	44.61	43.48	43.97
4535	NYSE	NWN	Thu, May 27, 2010	43.88	44.01	43.22	43.73
4534	NYSE	NWN	Wed, May 26, 2010	43.46	43.87	42.80	43.08
4533	NYSE	NWN	Tue, May 25, 2010	42.37	43.27	41.90	43.20
4532	NYSE	NWN	Mon, May 24, 2010	43.53	43.93	43.14	43.21
4531	NYSE	NWN	Fri, May 21, 2010	44.02	44.14	43.29	43.69
4530	NYSE	NWN	Thu, May 20, 2010	45.95	45.95	44.37	44.41
4529	NYSE	NWN	Wed, May 19, 2010	46.54	46.74	46.01	46.25
4528	NYSE	NWN	Tue, May 18, 2010	47.67	47.67	46.45	46.63
4527	NYSE	NWN	Mon, May 17, 2010	47.07	47.20	46.03	47.14
4526	NYSE	NWN	Fri, May 14, 2010	46.66	47.05	46.23	46.76
4525	NYSE	NWN	Thu, May 13, 2010	46.89	47.25	46.28	46.93
4524	NYSE	NWN	Wed, May 12, 2010	45.90	46.93	45.37	46.89
4523	NYSE	NWN	Tue, May 11, 2010	44.54	46.21	44.54	45.68
4522	NYSE	NWN	Mon, May 10, 2010	44.79	45.13	44.15	45.05
4521	NYSE	NWN	Fri, May 7, 2010	44.65	45.04	43.37	43.50
4520	NYSE	NWN	Thu, May 6, 2010	46.12	46.44	42.83	44.74
4519	NYSE	NWN	Wed, May 5, 2010	47.57	47.59	45.59	46.37
4518	NYSE	NWN	Tue, May 4, 2010	48.07	48.15	47.28	47.64
4517	NYSE	NWN	Mon, May 3, 2010	47.70	48.57	47.28	48.47
4516	NYSE	NWN	Fri, Apr 30, 2010	48.08	48.49	47.36	47.39
4515	NYSE	NWN	Thu, Apr 29, 2010	48.35	48.41	47.67	48.39
4514	NYSE	NWN	Wed, Apr 28, 2010	48.10	48.39	47.72	48.19
4513	NYSE	NWN	Tue, Apr 27, 2010	48.74	48.84	47.95	48.02
4512	NYSE	NWN	Mon, Apr 26, 2010	49.12	49.18	48.69	48.75
4511	NYSE	NWN	Fri, Apr 23, 2010	48.58	49.03	48.38	49.02
4510	NYSE	NWN	Thu, Apr 22, 2010	47.73	48.41	47.73	48.41
4509	NYSE	NWN	Wed, Apr 21, 2010	48.02	48.26	47.94	48.20
4508	NYSE	NWN	Tue, Apr 20, 2010	47.67	48.11	47.42	48.10
4507	NYSE	NWN	Mon, Apr 19, 2010	47.20	47.61	46.94	47.59
4506	NYSE	NWN	Fri, Apr 16, 2010	47.34	47.89	47.34	47.40
4505	NYSE	NWN	Thu, Apr 15, 2010	47.23	47.66	47.15	47.55
4504	NYSE	NWN	Wed, Apr 14, 2010	47.43	47.63	47.12	47.36
4503	NYSE	NWN	Tue, Apr 13, 2010	47.36	47.48	47.08	47.38
4502	NYSE	NWN	Mon, Apr 12, 2010	47.03	47.78	47.03	47.60
4501	NYSE	NWN	Fri, Apr 9, 2010	46.24	47.22	46.07	46.88
4500	NYSE	NWN	Thu, Apr 8, 2010	47.70	47.70	47.20	47.33
4499	NYSE	NWN	Wed, Apr 7, 2010	47.51	47.93	47.25	47.86
4498	NYSE	NWN	Tue, Apr 6, 2010	47.42	47.79	47.29	47.69
4497	NYSE	NWN	Mon, Apr 5, 2010	47.04	47.48	46.89	47.48
4496	NYSE	NWN	Thu, Apr 1, 2010	46.71	47.00	46.58	46.98
4495	NYSE	NWN	Wed, Mar 31, 2010	46.79	47.37	46.55	46.60
4494	NYSE	NWN	Tue, Mar 30, 2010	47.23	47.55	46.84	47.00
4493	NYSE	NWN	Mon, Mar 29, 2010	46.59	47.32	46.51	47.10
4492	NYSE	NWN	Fri, Mar 26, 2010	46.64	46.76	46.13	46.42
4491	NYSE	NWN	Thu, Mar 25, 2010	47.04	47.22	46.41	46.43
4490	NYSE	NWN	Wed, Mar 24, 2010	46.98	47.34	46.85	46.85
4489	NYSE	NWN	Tue, Mar 23, 2010	46.82	47.21	46.59	47.21
4488	NYSE	NWN	Mon, Mar 22, 2010	46.69	46.99	46.56	46.95
4487	NYSE	NWN	Fri, Mar 19, 2010	46.86	47.23	46.57	46.79
4486	NYSE	NWN	Thu, Mar 18, 2010	46.91	47.05	46.76	46.91
4485	NYSE	NWN	Wed, Mar 17, 2010	46.43	46.94	46.41	46.80
4484	NYSE	NWN	Tue, Mar 16, 2010	46.18	46.47	45.95	46.43
4483	NYSE	NWN	Mon, Mar 15, 2010	46.29	46.49	45.99	46.19
4482	NYSE	NWN	Fri, Mar 12, 2010	46.55	46.55	46.03	46.42
4481	NYSE	NWN	Thu, Mar 11, 2010	46.23	46.46	46.14	46.40
4480	NYSE	NWN	Wed, Mar 10, 2010	46.37	46.71	46.27	46.53
4479	NYSE	NWN	Tue, Mar 9, 2010	46.53	46.74	46.29	46.51
4478	NYSE	NWN	Mon, Mar 8, 2010	46.45	46.81	46.45	46.73
4477	NYSE	NWN	Fri, Mar 5, 2010	45.95	46.51	45.79	46.51
4476	NYSE	NWN	Thu, Mar 4, 2010	46.08	46.26	45.82	45.90
4475	NYSE	NWN	Wed, Mar 3, 2010	45.66	46.00	45.66	45.89
4474	NYSE	NWN	Tue, Mar 2, 2010	45.49	45.87	45.20	45.85
4473	NYSE	NWN	Mon, Mar 1, 2010	44.23	45.41	44.23	45.39
4472	NYSE	NWN	Fri, Feb 26, 2010	44.22	44.34	43.75	43.99
4471	NYSE	NWN	Thu, Feb 25, 2010	43.97	44.28	43.77	44.10
4470	NYSE	NWN	Wed, Feb 24, 2010	44.11	44.52	43.95	44.25
4469	NYSE	NWN	Tue, Feb 23, 2010	44.38	44.67	43.87	44.12
4468	NYSE	NWN	Mon, Feb 22, 2010	44.20	44.84	44.20	44.37
4467	NYSE	NWN	Fri, Feb 19, 2010	43.50	44.47	43.50	44.23
4466	NYSE	NWN	Thu, Feb 18, 2010	43.48	43.88	43.15	43.46
4465	NYSE	NWN	Wed, Feb 17, 2010	43.32	43.47	42.64	43.44
4464	NYSE	NWN	Tue, Feb 16, 2010	42.33	43.13	42.17	43.10
4463	NYSE	NWN	Fri, Feb 12, 2010	41.68	42.15	41.43	42.15
4462	NYSE	NWN	Thu, Feb 11, 2010	41.61	42.03	41.05	42.03
4461	NYSE	NWN	Wed, Feb 10, 2010	41.73	41.81	41.27	41.81
4460	NYSE	NWN	Tue, Feb 9, 2010	41.98	42.04	41.54	41.74
4459	NYSE	NWN	Mon, Feb 8, 2010	42.26	42.26	41.47	41.62
4458	NYSE	NWN	Fri, Feb 5, 2010	42.26	42.32	41.71	42.23
4457	NYSE	NWN	Thu, Feb 4, 2010	43.00	43.19	42.12	42.22
4456	NYSE	NWN	Wed, Feb 3, 2010	43.38	43.43	43.00	43.22
4455	NYSE	NWN	Tue, Feb 2, 2010	43.31	43.68	42.91	43.55
4454	NYSE	NWN	Mon, Feb 1, 2010	43.37	43.63	42.76	43.41
4453	NYSE	NWN	Fri, Jan 29, 2010	43.36	43.63	43.11	43.37
4452	NYSE	NWN	Thu, Jan 28, 2010	43.54	43.55	42.79	43.37
4451	NYSE	NWN	Wed, Jan 27, 2010	43.50	43.61	43.08	43.49
4450	NYSE	NWN	Tue, Jan 26, 2010	44.00	44.00	43.49	43.88
4449	NYSE	NWN	Mon, Jan 25, 2010	44.28	44.28	43.50	44.00
4448	NYSE	NWN	Fri, Jan 22, 2010	43.86	44.21	43.73	43.85
4447	NYSE	NWN	Thu, Jan 21, 2010	44.45	44.80	43.79	44.02
4446	NYSE	NWN	Wed, Jan 20, 2010	44.43	44.58	43.84	44.44
4445	NYSE	NWN	Tue, Jan 19, 2010	43.99	44.60	43.79	44.58
4444	NYSE	NWN	Fri, Jan 15, 2010	44.38	44.65	43.35	44.02
4443	NYSE	NWN	Thu, Jan 14, 2010	44.49	44.67	44.15	44.45
4442	NYSE	NWN	Wed, Jan 13, 2010	45.02	45.02	43.85	44.47
4441	NYSE	NWN	Tue, Jan 12, 2010	44.60	45.29	44.60	44.83
4440	NYSE	NWN	Mon, Jan 11, 2010	44.84	45.05	44.67	44.90
4439	NYSE	NWN	Fri, Jan 8, 2010	45.03	45.07	44.47	44.78
4438	NYSE	NWN	Thu, Jan 7, 2010	45.20	45.52	44.63	45.02
4437	NYSE	NWN	Wed, Jan 6, 2010	45.10	45.79	44.99	45.37
4436	NYSE	NWN	Tue, Jan 5, 2010	45.39	45.82	44.72	45.26
4435	NYSE	NWN	Mon, Jan 4, 2010	45.48	45.68	45.18	45.52
4434	NYSE	NWN	Thu, Dec 31, 2009	45.94	46.12	44.95	45.04
4433	NYSE	NWN	Wed, Dec 30, 2009	46.17	46.47	45.52	45.99
4432	NYSE	NWN	Tue, Dec 29, 2009	46.26	46.44	46.07	46.19
4431	NYSE	NWN	Mon, Dec 28, 2009	45.79	46.04	45.20	46.04
4430	NYSE	NWN	Thu, Dec 24, 2009	45.55	45.80	45.42	45.80
4429	NYSE	NWN	Wed, Dec 23, 2009	45.23	45.68	45.02	45.36
4428	NYSE	NWN	Tue, Dec 22, 2009	45.39	45.69	45.03	45.15
4427	NYSE	NWN	Mon, Dec 21, 2009	44.86	45.40	44.68	45.25
4426	NYSE	NWN	Fri, Dec 18, 2009	44.99	45.13	44.30	44.80
4425	NYSE	NWN	Thu, Dec 17, 2009	44.86	44.86	44.13	44.72
4424	NYSE	NWN	Wed, Dec 16, 2009	44.92	45.10	44.75	44.98
4423	NYSE	NWN	Tue, Dec 15, 2009	45.01	45.17	44.61	44.68
4422	NYSE	NWN	Mon, Dec 14, 2009	45.00	45.18	44.73	44.97
4421	NYSE	NWN	Fri, Dec 11, 2009	44.28	44.98	44.17	44.84
4420	NYSE	NWN	Thu, Dec 10, 2009	44.22	44.65	43.82	44.03
4419	NYSE	NWN	Wed, Dec 9, 2009	44.59	44.59	43.83	44.18
4418	NYSE	NWN	Tue, Dec 8, 2009	44.14	44.46	43.35	44.36
4417	NYSE	NWN	Mon, Dec 7, 2009	43.65	44.50	43.42	44.48
4416	NYSE	NWN	Fri, Dec 4, 2009	43.68	43.96	43.11	43.75
4415	NYSE	NWN	Thu, Dec 3, 2009	43.90	44.00	43.20	43.26
4414	NYSE	NWN	Wed, Dec 2, 2009	43.06	43.87	43.06	43.70
4413	NYSE	NWN	Tue, Dec 1, 2009	43.06	43.26	42.82	43.10
4412	NYSE	NWN	Mon, Nov 30, 2009	42.63	42.90	42.11	42.88
4411	NYSE	NWN	Fri, Nov 27, 2009	42.94	43.37	42.65	42.79
4410	NYSE	NWN	Wed, Nov 25, 2009	43.91	43.95	43.48	43.71
4409	NYSE	NWN	Tue, Nov 24, 2009	43.60	43.75	43.12	43.65
4408	NYSE	NWN	Mon, Nov 23, 2009	43.17	43.99	43.17	43.70
4407	NYSE	NWN	Fri, Nov 20, 2009	42.87	42.99	42.41	42.82
4406	NYSE	NWN	Thu, Nov 19, 2009	43.80	43.81	42.47	43.01
4405	NYSE	NWN	Wed, Nov 18, 2009	44.46	44.55	43.85	44.19
4404	NYSE	NWN	Tue, Nov 17, 2009	44.05	44.42	43.90	44.34
4403	NYSE	NWN	Mon, Nov 16, 2009	43.18	44.40	42.81	44.21
4402	NYSE	NWN	Fri, Nov 13, 2009	42.62	42.96	41.92	42.86
4401	NYSE	NWN	Thu, Nov 12, 2009	43.17	43.66	42.30	42.37
4400	NYSE	NWN	Wed, Nov 11, 2009	43.68	43.85	42.97	43.16
4399	NYSE	NWN	Tue, Nov 10, 2009	43.15	43.77	43.00	43.49
4398	NYSE	NWN	Mon, Nov 9, 2009	43.46	43.47	43.05	43.43
4397	NYSE	NWN	Fri, Nov 6, 2009	42.56	43.39	42.56	43.09
4396	NYSE	NWN	Thu, Nov 5, 2009	42.05	43.02	42.05	42.96
4395	NYSE	NWN	Wed, Nov 4, 2009	42.10	42.53	41.76	41.86
4394	NYSE	NWN	Tue, Nov 3, 2009	41.45	41.74	41.28	41.73
4393	NYSE	NWN	Mon, Nov 2, 2009	41.93	42.03	41.32	41.50
4392	NYSE	NWN	Fri, Oct 30, 2009	42.08	42.48	41.69	41.81
4391	NYSE	NWN	Thu, Oct 29, 2009	42.67	42.77	41.82	42.32
4390	NYSE	NWN	Wed, Oct 28, 2009	42.39	42.62	42.01	42.20
4389	NYSE	NWN	Tue, Oct 27, 2009	42.52	43.56	42.45	42.82
4388	NYSE	NWN	Mon, Oct 26, 2009	43.02	43.30	42.03	42.32
4387	NYSE	NWN	Fri, Oct 23, 2009	44.22	44.22	42.64	43.02
4386	NYSE	NWN	Thu, Oct 22, 2009	43.50	44.01	43.39	43.98
4385	NYSE	NWN	Wed, Oct 21, 2009	44.00	44.74	43.59	43.68
4384	NYSE	NWN	Tue, Oct 20, 2009	44.50	44.50	43.63	44.23
4383	NYSE	NWN	Mon, Oct 19, 2009	43.62	44.55	43.13	44.47
4382	NYSE	NWN	Fri, Oct 16, 2009	43.27	43.74	43.04	43.39
4381	NYSE	NWN	Thu, Oct 15, 2009	43.10	43.40	42.97	43.40
4380	NYSE	NWN	Wed, Oct 14, 2009	43.77	43.77	42.97	43.24
4379	NYSE	NWN	Tue, Oct 13, 2009	43.11	43.45	42.81	43.42
4378	NYSE	NWN	Mon, Oct 12, 2009	42.74	43.14	42.60	43.03
4377	NYSE	NWN	Fri, Oct 9, 2009	42.06	42.53	41.94	42.43
4376	NYSE	NWN	Thu, Oct 8, 2009	42.10	42.46	41.81	42.07
4375	NYSE	NWN	Wed, Oct 7, 2009	41.74	42.03	41.47	41.98
4374	NYSE	NWN	Tue, Oct 6, 2009	41.29	41.77	40.97	41.77
4373	NYSE	NWN	Mon, Oct 5, 2009	41.14	41.34	40.83	41.18
4372	NYSE	NWN	Fri, Oct 2, 2009	41.25	41.85	40.92	40.94
4371	NYSE	NWN	Thu, Oct 1, 2009	41.60	41.85	41.22	41.50
4370	NYSE	NWN	Wed, Sep 30, 2009	41.82	41.88	41.35	41.66
4369	NYSE	NWN	Tue, Sep 29, 2009	42.11	42.20	41.70	41.82
4368	NYSE	NWN	Mon, Sep 28, 2009	42.15	42.70	42.05	42.12
4367	NYSE	NWN	Fri, Sep 25, 2009	41.55	42.21	41.55	41.91
4366	NYSE	NWN	Thu, Sep 24, 2009	41.77	41.93	41.54	41.78
4365	NYSE	NWN	Wed, Sep 23, 2009	41.87	42.08	41.61	41.61
4364	NYSE	NWN	Tue, Sep 22, 2009	42.68	42.83	41.88	41.94
4363	NYSE	NWN	Mon, Sep 21, 2009	42.44	42.48	42.24	42.29
4362	NYSE	NWN	Fri, Sep 18, 2009	42.69	42.86	42.53	42.58
4361	NYSE	NWN	Thu, Sep 17, 2009	42.29	42.76	42.14	42.65
4360	NYSE	NWN	Wed, Sep 16, 2009	41.85	42.27	41.57	42.23
4359	NYSE	NWN	Tue, Sep 15, 2009	41.44	41.79	41.31	41.76
4358	NYSE	NWN	Mon, Sep 14, 2009	41.24	41.69	41.24	41.39
4357	NYSE	NWN	Fri, Sep 11, 2009	41.61	41.69	41.15	41.38
4356	NYSE	NWN	Thu, Sep 10, 2009	42.16	42.19	41.38	41.74
4355	NYSE	NWN	Wed, Sep 9, 2009	42.27	42.57	41.92	42.10
4354	NYSE	NWN	Tue, Sep 8, 2009	42.02	42.37	41.44	42.27
4353	NYSE	NWN	Fri, Sep 4, 2009	41.63	41.97	41.34	41.84
4352	NYSE	NWN	Thu, Sep 3, 2009	42.03	42.15	41.33	41.84
4351	NYSE	NWN	Wed, Sep 2, 2009	41.93	42.10	41.64	42.01
4350	NYSE	NWN	Tue, Sep 1, 2009	41.76	42.05	41.12	41.94
4349	NYSE	NWN	Mon, Aug 31, 2009	42.61	42.91	41.72	42.10
4348	NYSE	NWN	Fri, Aug 28, 2009	43.91	43.91	42.62	42.87
4347	NYSE	NWN	Thu, Aug 27, 2009	43.83	43.83	43.36	43.71
4346	NYSE	NWN	Wed, Aug 26, 2009	43.46	44.00	43.44	43.85
4345	NYSE	NWN	Tue, Aug 25, 2009	44.07	44.13	43.56	43.63
4344	NYSE	NWN	Mon, Aug 24, 2009	43.90	43.95	43.49	43.74
4343	NYSE	NWN	Fri, Aug 21, 2009	43.01	43.83	42.83	43.77
4342	NYSE	NWN	Thu, Aug 20, 2009	42.57	42.93	42.57	42.93
4341	NYSE	NWN	Wed, Aug 19, 2009	42.06	42.81	42.06	42.79
4340	NYSE	NWN	Tue, Aug 18, 2009	42.95	42.95	42.28	42.56
4339	NYSE	NWN	Mon, Aug 17, 2009	42.45	42.91	42.45	42.71
4338	NYSE	NWN	Fri, Aug 14, 2009	43.19	43.19	42.28	43.05
4337	NYSE	NWN	Thu, Aug 13, 2009	43.47	43.47	42.57	43.08
4336	NYSE	NWN	Wed, Aug 12, 2009	42.71	43.50	42.60	43.25
4335	NYSE	NWN	Tue, Aug 11, 2009	42.47	42.97	42.10	42.89
4334	NYSE	NWN	Mon, Aug 10, 2009	42.38	42.78	42.20	42.69
4333	NYSE	NWN	Fri, Aug 7, 2009	42.60	43.17	42.38	42.70
4332	NYSE	NWN	Thu, Aug 6, 2009	42.52	42.60	41.80	42.09
4331	NYSE	NWN	Wed, Aug 5, 2009	43.05	43.30	41.94	42.40
4330	NYSE	NWN	Tue, Aug 4, 2009	43.65	43.65	42.26	43.09
4329	NYSE	NWN	Mon, Aug 3, 2009	44.84	45.06	44.22	44.99
4328	NYSE	NWN	Fri, Jul 31, 2009	45.13	45.37	44.56	44.64
4327	NYSE	NWN	Thu, Jul 30, 2009	44.92	46.00	44.81	45.38
4326	NYSE	NWN	Wed, Jul 29, 2009	44.22	44.96	43.91	44.56
4325	NYSE	NWN	Tue, Jul 28, 2009	44.46	44.99	44.40	44.97
4324	NYSE	NWN	Mon, Jul 27, 2009	45.13	45.13	44.59	44.87
4323	NYSE	NWN	Fri, Jul 24, 2009	44.22	45.32	44.12	45.31
4322	NYSE	NWN	Thu, Jul 23, 2009	43.67	45.31	43.48	44.66
4321	NYSE	NWN	Wed, Jul 22, 2009	43.30	44.04	43.30	43.89
4320	NYSE	NWN	Tue, Jul 21, 2009	43.60	43.62	43.06	43.62
4319	NYSE	NWN	Mon, Jul 20, 2009	43.68	43.81	42.85	43.44
4318	NYSE	NWN	Fri, Jul 17, 2009	43.92	44.11	43.24	43.32
4317	NYSE	NWN	Thu, Jul 16, 2009	43.15	44.03	42.94	43.88
4316	NYSE	NWN	Wed, Jul 15, 2009	43.55	43.87	42.77	43.68
4315	NYSE	NWN	Tue, Jul 14, 2009	43.59	43.59	42.58	43.15
4314	NYSE	NWN	Mon, Jul 13, 2009	43.09	43.50	42.23	43.48
4313	NYSE	NWN	Fri, Jul 10, 2009	42.75	43.04	42.52	42.94
4312	NYSE	NWN	Thu, Jul 9, 2009	43.84	43.84	42.82	42.90
4311	NYSE	NWN	Wed, Jul 8, 2009	43.82	44.11	43.11	43.47
4310	NYSE	NWN	Tue, Jul 7, 2009	44.68	44.68	43.59	43.59
4309	NYSE	NWN	Mon, Jul 6, 2009	43.50	44.62	43.42	44.55
4308	NYSE	NWN	Thu, Jul 2, 2009	44.18	44.30	43.39	43.53
4307	NYSE	NWN	Wed, Jul 1, 2009	44.48	45.12	44.48	44.98
4306	NYSE	NWN	Tue, Jun 30, 2009	44.19	44.60	43.74	44.32
4305	NYSE	NWN	Mon, Jun 29, 2009	44.02	44.33	43.81	44.12
4304	NYSE	NWN	Fri, Jun 26, 2009	43.55	44.05	42.71	43.96
4303	NYSE	NWN	Thu, Jun 25, 2009	43.09	43.97	42.67	43.65
4302	NYSE	NWN	Wed, Jun 24, 2009	44.69	44.69	43.12	43.21
4301	NYSE	NWN	Tue, Jun 23, 2009	45.33	45.57	44.09	44.29
4300	NYSE	NWN	Mon, Jun 22, 2009	44.72	45.54	44.72	45.14
4299	NYSE	NWN	Fri, Jun 19, 2009	45.60	46.00	44.35	44.81
4298	NYSE	NWN	Thu, Jun 18, 2009	44.30	45.21	44.08	45.10
4297	NYSE	NWN	Wed, Jun 17, 2009	43.99	44.85	43.99	44.48
4296	NYSE	NWN	Tue, Jun 16, 2009	44.82	45.20	43.67	44.10
4295	NYSE	NWN	Mon, Jun 15, 2009	44.72	45.27	44.15	44.66
4294	NYSE	NWN	Fri, Jun 12, 2009	44.53	45.49	44.07	45.36
4293	NYSE	NWN	Thu, Jun 11, 2009	44.55	45.00	44.34	44.73
4292	NYSE	NWN	Wed, Jun 10, 2009	44.76	44.91	43.54	44.57
4291	NYSE	NWN	Tue, Jun 9, 2009	45.45	45.45	44.44	44.55
4290	NYSE	NWN	Mon, Jun 8, 2009	45.00	46.07	44.89	45.35
4289	NYSE	NWN	Fri, Jun 5, 2009	44.60	45.36	44.13	45.34
4288	NYSE	NWN	Thu, Jun 4, 2009	44.44	44.60	44.04	44.36
4287	NYSE	NWN	Wed, Jun 3, 2009	44.16	44.66	43.93	44.36
4286	NYSE	NWN	Tue, Jun 2, 2009	43.85	44.69	43.79	44.60
4285	NYSE	NWN	Mon, Jun 1, 2009	42.99	43.95	42.96	43.91
4284	NYSE	NWN	Fri, May 29, 2009	42.11	42.44	41.24	42.44
4283	NYSE	NWN	Thu, May 28, 2009	41.87	42.28	41.39	41.86
4282	NYSE	NWN	Wed, May 27, 2009	42.95	43.20	41.48	41.63
4281	NYSE	NWN	Tue, May 26, 2009	39.77	41.50	39.62	41.26
4280	NYSE	NWN	Fri, May 22, 2009	40.28	40.52	39.68	39.90
4279	NYSE	NWN	Thu, May 21, 2009	40.57	40.98	39.88	40.03
4278	NYSE	NWN	Wed, May 20, 2009	41.53	41.64	40.79	40.93
4277	NYSE	NWN	Tue, May 19, 2009	41.87	42.00	41.36	41.44
4276	NYSE	NWN	Mon, May 18, 2009	41.66	41.94	41.35	41.72
4275	NYSE	NWN	Fri, May 15, 2009	41.70	41.75	41.10	41.30
4274	NYSE	NWN	Thu, May 14, 2009	42.32	42.49	41.65	41.78
4273	NYSE	NWN	Wed, May 13, 2009	42.85	43.31	42.03	42.16
4272	NYSE	NWN	Tue, May 12, 2009	43.59	43.70	43.08	43.19
4271	NYSE	NWN	Mon, May 11, 2009	42.88	43.50	42.67	43.23
4270	NYSE	NWN	Fri, May 8, 2009	43.50	43.79	42.69	42.92
4269	NYSE	NWN	Thu, May 7, 2009	42.48	43.32	42.48	43.23
4268	NYSE	NWN	Wed, May 6, 2009	42.64	42.91	41.77	42.40
4267	NYSE	NWN	Tue, May 5, 2009	42.76	42.90	41.96	42.54
4266	NYSE	NWN	Mon, May 4, 2009	41.67	42.90	41.65	42.90
4265	NYSE	NWN	Fri, May 1, 2009	41.75	42.22	41.16	41.68
4264	NYSE	NWN	Thu, Apr 30, 2009	42.13	42.30	40.90	40.90
4263	NYSE	NWN	Wed, Apr 29, 2009	41.65	42.31	41.36	42.22
4262	NYSE	NWN	Tue, Apr 28, 2009	41.06	42.01	41.00	41.47
4261	NYSE	NWN	Mon, Apr 27, 2009	40.20	41.63	40.20	41.45
4260	NYSE	NWN	Fri, Apr 24, 2009	40.11	40.75	39.88	40.54
4259	NYSE	NWN	Thu, Apr 23, 2009	40.73	40.80	39.58	39.99
4258	NYSE	NWN	Wed, Apr 22, 2009	41.22	41.39	40.52	40.60
4257	NYSE	NWN	Tue, Apr 21, 2009	41.40	41.98	41.07	41.40
4256	NYSE	NWN	Mon, Apr 20, 2009	41.23	41.88	41.22	41.44
4255	NYSE	NWN	Fri, Apr 17, 2009	42.22	42.22	41.75	41.80
4254	NYSE	NWN	Thu, Apr 16, 2009	41.99	42.45	41.71	42.18
4253	NYSE	NWN	Wed, Apr 15, 2009	41.36	42.03	41.36	41.80
4252	NYSE	NWN	Tue, Apr 14, 2009	42.01	42.02	41.41	41.61
4251	NYSE	NWN	Mon, Apr 13, 2009	42.09	42.80	41.51	42.31
4250	NYSE	NWN	Thu, Apr 9, 2009	43.42	43.42	42.20	42.61
4249	NYSE	NWN	Wed, Apr 8, 2009	42.50	42.81	42.09	42.68
4248	NYSE	NWN	Tue, Apr 7, 2009	42.31	43.01	42.27	42.33
4247	NYSE	NWN	Mon, Apr 6, 2009	42.75	43.35	42.57	42.79
4246	NYSE	NWN	Fri, Apr 3, 2009	42.91	43.43	42.60	43.19
4245	NYSE	NWN	Thu, Apr 2, 2009	43.95	44.16	43.11	43.42
4244	NYSE	NWN	Wed, Apr 1, 2009	42.68	43.90	42.62	43.62
4243	NYSE	NWN	Tue, Mar 31, 2009	43.42	44.17	42.85	43.42
4242	NYSE	NWN	Mon, Mar 30, 2009	43.11	43.18	42.45	43.03
4241	NYSE	NWN	Fri, Mar 27, 2009	44.18	44.41	43.23	43.33
4240	NYSE	NWN	Thu, Mar 26, 2009	43.26	44.16	42.71	44.16
4239	NYSE	NWN	Wed, Mar 25, 2009	43.33	43.62	41.84	42.81
4238	NYSE	NWN	Tue, Mar 24, 2009	44.32	44.40	43.11	43.25
4237	NYSE	NWN	Mon, Mar 23, 2009	44.30	44.69	43.37	44.69
4236	NYSE	NWN	Fri, Mar 20, 2009	44.28	45.19	43.48	43.56
4235	NYSE	NWN	Thu, Mar 19, 2009	43.87	44.44	43.49	44.11
4234	NYSE	NWN	Wed, Mar 18, 2009	42.20	43.99	42.03	43.72
4233	NYSE	NWN	Tue, Mar 17, 2009	40.68	42.36	40.54	42.36
4232	NYSE	NWN	Mon, Mar 16, 2009	40.00	41.31	39.79	40.66
4231	NYSE	NWN	Fri, Mar 13, 2009	39.28	40.00	39.00	39.96
4230	NYSE	NWN	Thu, Mar 12, 2009	38.29	39.32	37.71	39.18
4229	NYSE	NWN	Wed, Mar 11, 2009	39.32	39.48	38.45	38.50
4228	NYSE	NWN	Tue, Mar 10, 2009	39.91	39.91	38.67	39.19
4227	NYSE	NWN	Mon, Mar 9, 2009	39.19	39.49	38.50	39.07
4226	NYSE	NWN	Fri, Mar 6, 2009	39.29	39.95	38.50	39.11
4225	NYSE	NWN	Thu, Mar 5, 2009	39.44	39.53	38.49	38.87
4224	NYSE	NWN	Wed, Mar 4, 2009	39.60	40.39	38.97	39.84
4223	NYSE	NWN	Tue, Mar 3, 2009	40.88	40.88	38.80	38.95
4222	NYSE	NWN	Mon, Mar 2, 2009	40.43	41.27	40.20	40.29
4221	NYSE	NWN	Fri, Feb 27, 2009	40.70	41.99	40.43	40.95
4220	NYSE	NWN	Thu, Feb 26, 2009	41.85	42.00	40.75	41.22
4219	NYSE	NWN	Wed, Feb 25, 2009	41.22	41.68	40.68	41.15
4218	NYSE	NWN	Tue, Feb 24, 2009	41.84	42.06	40.86	41.34
4217	NYSE	NWN	Mon, Feb 23, 2009	42.21	42.21	41.11	41.41
4216	NYSE	NWN	Fri, Feb 20, 2009	41.68	42.83	41.19	41.87
4215	NYSE	NWN	Thu, Feb 19, 2009	42.59	42.97	42.00	42.25
4214	NYSE	NWN	Wed, Feb 18, 2009	43.03	43.24	42.26	42.53
4213	NYSE	NWN	Tue, Feb 17, 2009	43.12	43.42	42.23	42.74
4212	NYSE	NWN	Fri, Feb 13, 2009	43.65	44.73	43.30	43.87
4211	NYSE	NWN	Thu, Feb 12, 2009	43.23	43.65	42.19	43.43
4210	NYSE	NWN	Wed, Feb 11, 2009	44.06	44.14	43.48	43.80
4209	NYSE	NWN	Tue, Feb 10, 2009	44.68	45.25	43.80	43.98
4208	NYSE	NWN	Mon, Feb 9, 2009	45.00	45.14	44.25	44.74
4207	NYSE	NWN	Fri, Feb 6, 2009	43.88	45.66	43.69	45.27
4206	NYSE	NWN	Thu, Feb 5, 2009	43.23	44.87	43.23	44.06
4205	NYSE	NWN	Wed, Feb 4, 2009	43.73	44.36	42.80	43.41
4204	NYSE	NWN	Tue, Feb 3, 2009	44.04	44.06	42.98	43.52
4203	NYSE	NWN	Mon, Feb 2, 2009	42.52	44.14	42.51	43.82
4202	NYSE	NWN	Fri, Jan 30, 2009	43.48	44.36	42.66	42.94
4201	NYSE	NWN	Thu, Jan 29, 2009	43.01	44.11	42.71	43.43
4200	NYSE	NWN	Wed, Jan 28, 2009	44.42	44.42	43.14	43.62
4199	NYSE	NWN	Tue, Jan 27, 2009	42.78	44.26	42.51	43.85
4198	NYSE	NWN	Mon, Jan 26, 2009	42.14	43.58	42.00	43.00
4197	NYSE	NWN	Fri, Jan 23, 2009	41.00	42.11	40.89	41.96
4196	NYSE	NWN	Thu, Jan 22, 2009	41.41	42.38	41.12	42.04
4195	NYSE	NWN	Wed, Jan 21, 2009	42.41	42.41	41.00	42.27
4194	NYSE	NWN	Tue, Jan 20, 2009	42.80	43.51	41.79	41.96
4193	NYSE	NWN	Fri, Jan 16, 2009	42.83	43.35	42.49	43.25
4192	NYSE	NWN	Thu, Jan 15, 2009	41.89	42.77	41.55	42.55
4191	NYSE	NWN	Wed, Jan 14, 2009	41.61	42.41	41.19	42.00
4190	NYSE	NWN	Tue, Jan 13, 2009	42.05	42.49	41.80	42.17
4189	NYSE	NWN	Mon, Jan 12, 2009	41.45	42.63	41.35	42.24
4188	NYSE	NWN	Fri, Jan 9, 2009	41.88	41.88	40.63	41.45
4187	NYSE	NWN	Thu, Jan 8, 2009	41.84	42.54	41.10	42.02
4186	NYSE	NWN	Wed, Jan 7, 2009	42.49	42.77	41.77	42.01
4185	NYSE	NWN	Tue, Jan 6, 2009	43.79	44.15	42.92	43.14
4184	NYSE	NWN	Mon, Jan 5, 2009	43.65	44.11	42.94	43.55
4183	NYSE	NWN	Fri, Jan 2, 2009	44.38	44.55	43.27	43.59
4182	NYSE	NWN	Wed, Dec 31, 2008	43.19	44.42	42.38	44.23
4181	NYSE	NWN	Tue, Dec 30, 2008	43.18	43.58	42.82	43.18
4180	NYSE	NWN	Mon, Dec 29, 2008	43.68	43.68	42.13	42.84
4179	NYSE	NWN	Fri, Dec 26, 2008	43.48	44.19	43.31	43.68
4178	NYSE	NWN	Wed, Dec 24, 2008	43.86	43.86	43.28	43.48
4177	NYSE	NWN	Tue, Dec 23, 2008	45.40	45.70	43.65	43.96
4176	NYSE	NWN	Mon, Dec 22, 2008	44.72	45.09	44.11	44.28
4175	NYSE	NWN	Fri, Dec 19, 2008	45.11	46.19	44.38	44.70
4174	NYSE	NWN	Thu, Dec 18, 2008	44.35	44.99	43.68	44.74
4173	NYSE	NWN	Wed, Dec 17, 2008	43.68	44.95	43.68	44.33
4172	NYSE	NWN	Tue, Dec 16, 2008	44.33	44.79	43.15	44.35
4171	NYSE	NWN	Mon, Dec 15, 2008	44.82	44.91	43.24	43.72
4170	NYSE	NWN	Fri, Dec 12, 2008	43.16	44.76	42.64	44.75
4169	NYSE	NWN	Thu, Dec 11, 2008	44.72	45.22	43.01	44.00
4168	NYSE	NWN	Wed, Dec 10, 2008	45.20	45.90	44.00	44.84
4167	NYSE	NWN	Tue, Dec 9, 2008	44.97	46.44	44.55	44.70
4166	NYSE	NWN	Mon, Dec 8, 2008	46.53	47.39	44.95	45.57
4165	NYSE	NWN	Fri, Dec 5, 2008	44.75	46.40	43.69	45.65
4164	NYSE	NWN	Thu, Dec 4, 2008	46.48	47.21	44.15	45.28
4163	NYSE	NWN	Wed, Dec 3, 2008	45.68	47.26	44.81	46.91
4162	NYSE	NWN	Tue, Dec 2, 2008	46.90	47.04	45.09	46.38
4161	NYSE	NWN	Mon, Dec 1, 2008	48.78	49.26	45.61	45.86
4160	NYSE	NWN	Fri, Nov 28, 2008	49.99	49.99	48.92	49.95
4159	NYSE	NWN	Wed, Nov 26, 2008	48.87	49.92	48.58	49.74
4158	NYSE	NWN	Tue, Nov 25, 2008	50.39	51.10	48.40	49.95
4157	NYSE	NWN	Mon, Nov 24, 2008	49.72	51.44	48.79	50.00
4156	NYSE	NWN	Fri, Nov 21, 2008	47.99	50.00	45.88	49.81
4155	NYSE	NWN	Thu, Nov 20, 2008	47.27	50.27	46.25	47.22
4154	NYSE	NWN	Wed, Nov 19, 2008	48.70	49.91	47.70	47.78
4153	NYSE	NWN	Tue, Nov 18, 2008	48.85	49.67	46.52	48.67
4152	NYSE	NWN	Mon, Nov 17, 2008	46.83	48.75	46.54	48.11
4151	NYSE	NWN	Fri, Nov 14, 2008	49.59	49.95	46.77	47.13
4150	NYSE	NWN	Thu, Nov 13, 2008	46.90	50.56	45.59	50.53
4149	NYSE	NWN	Wed, Nov 12, 2008	47.51	47.58	46.20	46.59
4148	NYSE	NWN	Tue, Nov 11, 2008	48.40	49.66	47.82	47.82
4147	NYSE	NWN	Mon, Nov 10, 2008	49.49	49.66	47.77	48.70
4146	NYSE	NWN	Fri, Nov 7, 2008	48.74	49.88	47.85	48.85
4145	NYSE	NWN	Thu, Nov 6, 2008	49.08	50.39	47.44	48.44
4144	NYSE	NWN	Wed, Nov 5, 2008	49.00	50.70	47.73	49.00
4143	NYSE	NWN	Tue, Nov 4, 2008	51.19	51.19	49.07	49.95
4142	NYSE	NWN	Mon, Nov 3, 2008	50.98	52.39	50.52	51.28
4141	NYSE	NWN	Fri, Oct 31, 2008	50.10	51.34	48.99	50.88
4140	NYSE	NWN	Thu, Oct 30, 2008	49.23	50.81	48.37	50.11
4139	NYSE	NWN	Wed, Oct 29, 2008	49.72	51.33	48.45	49.23
4138	NYSE	NWN	Tue, Oct 28, 2008	45.31	49.49	45.26	49.49
4137	NYSE	NWN	Mon, Oct 27, 2008	45.16	47.83	45.00	45.01
4136	NYSE	NWN	Fri, Oct 24, 2008	44.06	47.78	43.01	46.47
4135	NYSE	NWN	Thu, Oct 23, 2008	45.24	47.75	44.51	47.49
4134	NYSE	NWN	Wed, Oct 22, 2008	44.61	46.59	43.51	44.79
4133	NYSE	NWN	Tue, Oct 21, 2008	46.83	47.60	45.54	45.79
4132	NYSE	NWN	Mon, Oct 20, 2008	44.21	47.37	44.17	47.37
4131	NYSE	NWN	Fri, Oct 17, 2008	43.85	46.57	42.84	44.05
4130	NYSE	NWN	Thu, Oct 16, 2008	42.62	45.49	41.61	45.26
4129	NYSE	NWN	Wed, Oct 15, 2008	46.45	46.57	42.59	42.59
4128	NYSE	NWN	Tue, Oct 14, 2008	48.10	48.10	44.60	46.91
4127	NYSE	NWN	Mon, Oct 13, 2008	46.47	47.43	44.95	46.95
4126	NYSE	NWN	Fri, Oct 10, 2008	42.08	53.31	36.61	43.86
4125	NYSE	NWN	Thu, Oct 9, 2008	47.80	48.08	42.16	42.16
4124	NYSE	NWN	Wed, Oct 8, 2008	47.62	49.40	46.28	47.40
4123	NYSE	NWN	Tue, Oct 7, 2008	51.44	51.90	48.96	49.00
4122	NYSE	NWN	Mon, Oct 6, 2008	50.26	51.43	47.98	50.89
4121	NYSE	NWN	Fri, Oct 3, 2008	52.76	53.71	51.23	51.28
4120	NYSE	NWN	Thu, Oct 2, 2008	51.98	52.86	51.85	52.06
4119	NYSE	NWN	Wed, Oct 1, 2008	52.24	52.45	51.58	52.16
4118	NYSE	NWN	Tue, Sep 30, 2008	50.80	52.22	50.46	52.00
4117	NYSE	NWN	Mon, Sep 29, 2008	51.30	52.69	50.58	50.58
4116	NYSE	NWN	Fri, Sep 26, 2008	51.83	52.12	50.68	51.99
4115	NYSE	NWN	Thu, Sep 25, 2008	50.70	52.06	50.32	51.84
4114	NYSE	NWN	Wed, Sep 24, 2008	50.85	51.12	49.99	50.61
4113	NYSE	NWN	Tue, Sep 23, 2008	51.00	51.93	50.11	51.15
4112	NYSE	NWN	Mon, Sep 22, 2008	52.25	53.33	50.59	51.09
4111	NYSE	NWN	Fri, Sep 19, 2008	54.36	78.55	20.00	53.90
4110	NYSE	NWN	Thu, Sep 18, 2008	50.05	55.23	49.99	54.07
4109	NYSE	NWN	Wed, Sep 17, 2008	49.68	49.68	48.25	49.25
4108	NYSE	NWN	Tue, Sep 16, 2008	48.25	50.07	48.12	50.07
4107	NYSE	NWN	Mon, Sep 15, 2008	49.00	50.22	48.53	48.88
4106	NYSE	NWN	Fri, Sep 12, 2008	49.70	50.94	49.59	50.04
4105	NYSE	NWN	Thu, Sep 11, 2008	49.55	50.38	49.51	49.84
4104	NYSE	NWN	Wed, Sep 10, 2008	48.60	49.64	48.17	49.62
4103	NYSE	NWN	Tue, Sep 9, 2008	48.72	49.22	48.31	48.31
4102	NYSE	NWN	Mon, Sep 8, 2008	48.04	49.08	47.99	48.72
4101	NYSE	NWN	Fri, Sep 5, 2008	48.13	48.13	46.83	47.54
4100	NYSE	NWN	Thu, Sep 4, 2008	48.86	48.87	47.84	48.01
4099	NYSE	NWN	Wed, Sep 3, 2008	48.98	49.68	48.50	48.98
4098	NYSE	NWN	Tue, Sep 2, 2008	48.63	49.23	48.22	49.07
4097	NYSE	NWN	Fri, Aug 29, 2008	49.35	49.35	48.53	48.73
4096	NYSE	NWN	Thu, Aug 28, 2008	48.89	49.56	48.51	49.32
4095	NYSE	NWN	Wed, Aug 27, 2008	48.33	48.97	48.25	48.76
4094	NYSE	NWN	Tue, Aug 26, 2008	47.70	48.31	47.59	48.30
4093	NYSE	NWN	Mon, Aug 25, 2008	48.00	48.01	47.09	47.76
4092	NYSE	NWN	Fri, Aug 22, 2008	47.48	48.30	47.48	48.10
4091	NYSE	NWN	Thu, Aug 21, 2008	47.87	48.00	47.42	47.56
4090	NYSE	NWN	Wed, Aug 20, 2008	47.91	48.25	47.55	47.96
4089	NYSE	NWN	Tue, Aug 19, 2008	47.28	47.93	47.28	47.91
4088	NYSE	NWN	Mon, Aug 18, 2008	47.89	48.02	47.34	47.48
4087	NYSE	NWN	Fri, Aug 15, 2008	47.11	47.85	47.11	47.84
4086	NYSE	NWN	Thu, Aug 14, 2008	46.69	47.34	46.39	47.01
4085	NYSE	NWN	Wed, Aug 13, 2008	46.87	47.11	46.17	46.72
4084	NYSE	NWN	Tue, Aug 12, 2008	46.75	46.93	46.28	46.84
4083	NYSE	NWN	Mon, Aug 11, 2008	44.96	46.79	44.70	46.61
4082	NYSE	NWN	Fri, Aug 8, 2008	43.93	45.07	43.90	45.07
4081	NYSE	NWN	Thu, Aug 7, 2008	44.58	44.82	43.66	43.87
4080	NYSE	NWN	Wed, Aug 6, 2008	45.04	45.57	44.63	44.84
4079	NYSE	NWN	Tue, Aug 5, 2008	45.32	45.47	44.51	45.06
4078	NYSE	NWN	Mon, Aug 4, 2008	45.14	45.30	44.41	45.11
4077	NYSE	NWN	Fri, Aug 1, 2008	45.25	45.58	44.81	45.10
4076	NYSE	NWN	Thu, Jul 31, 2008	45.22	45.50	44.57	45.25
4075	NYSE	NWN	Wed, Jul 30, 2008	45.15	45.30	44.73	45.12
4074	NYSE	NWN	Tue, Jul 29, 2008	44.87	45.15	44.47	44.90
4073	NYSE	NWN	Mon, Jul 28, 2008	46.74	46.75	44.37	45.08
4072	NYSE	NWN	Fri, Jul 25, 2008	46.00	47.19	46.00	46.50
4071	NYSE	NWN	Thu, Jul 24, 2008	44.96	46.13	44.52	45.94
4070	NYSE	NWN	Wed, Jul 23, 2008	45.17	45.17	44.29	44.95
4069	NYSE	NWN	Tue, Jul 22, 2008	43.95	45.29	43.89	45.23
4068	NYSE	NWN	Mon, Jul 21, 2008	44.35	44.55	43.90	44.25
4067	NYSE	NWN	Fri, Jul 18, 2008	44.54	44.80	44.10	44.15
4066	NYSE	NWN	Thu, Jul 17, 2008	44.79	44.84	44.22	44.50
4065	NYSE	NWN	Wed, Jul 16, 2008	45.63	45.83	44.52	44.70
4064	NYSE	NWN	Tue, Jul 15, 2008	45.96	46.15	45.19	45.45
4063	NYSE	NWN	Mon, Jul 14, 2008	47.06	47.06	45.54	45.95
4062	NYSE	NWN	Fri, Jul 11, 2008	45.91	46.63	45.42	46.58
4061	NYSE	NWN	Thu, Jul 10, 2008	46.05	46.33	45.54	46.16
4060	NYSE	NWN	Wed, Jul 9, 2008	45.75	46.27	45.36	45.79
4059	NYSE	NWN	Tue, Jul 8, 2008	44.89	45.75	44.88	45.74
4058	NYSE	NWN	Mon, Jul 7, 2008	45.52	45.88	45.18	45.25
4057	NYSE	NWN	Thu, Jul 3, 2008	46.10	46.14	45.39	45.48
4056	NYSE	NWN	Wed, Jul 2, 2008	46.42	46.72	46.10	46.10
4055	NYSE	NWN	Tue, Jul 1, 2008	45.87	46.93	45.81	46.58
4054	NYSE	NWN	Mon, Jun 30, 2008	45.90	46.66	45.70	46.26
4053	NYSE	NWN	Fri, Jun 27, 2008	46.43	46.58	45.90	45.90
4052	NYSE	NWN	Thu, Jun 26, 2008	46.69	46.95	44.36	46.44
4051	NYSE	NWN	Wed, Jun 25, 2008	46.95	47.22	46.73	46.98
4050	NYSE	NWN	Tue, Jun 24, 2008	47.15	47.31	46.81	46.92
4049	NYSE	NWN	Mon, Jun 23, 2008	47.59	48.22	47.36	47.40
4048	NYSE	NWN	Fri, Jun 20, 2008	47.44	47.77	46.93	47.29
4047	NYSE	NWN	Thu, Jun 19, 2008	47.30	47.94	47.28	47.67
4046	NYSE	NWN	Wed, Jun 18, 2008	46.58	47.50	46.43	47.30
4045	NYSE	NWN	Tue, Jun 17, 2008	46.44	46.85	46.13	46.64
4044	NYSE	NWN	Mon, Jun 16, 2008	46.05	46.39	45.88	46.39
4043	NYSE	NWN	Fri, Jun 13, 2008	45.98	46.51	45.70	46.14
4042	NYSE	NWN	Thu, Jun 12, 2008	45.94	46.20	45.62	45.67
4041	NYSE	NWN	Wed, Jun 11, 2008	45.88	46.29	45.71	45.73
4040	NYSE	NWN	Tue, Jun 10, 2008	45.46	46.10	45.36	46.01
4039	NYSE	NWN	Mon, Jun 9, 2008	45.91	46.11	45.69	45.87
4038	NYSE	NWN	Fri, Jun 6, 2008	46.38	46.89	45.84	45.84
4037	NYSE	NWN	Thu, Jun 5, 2008	46.00	46.84	45.88	46.84
4036	NYSE	NWN	Wed, Jun 4, 2008	45.55	46.40	45.44	46.06
4035	NYSE	NWN	Tue, Jun 3, 2008	45.79	45.98	45.44	45.73
4034	NYSE	NWN	Mon, Jun 2, 2008	45.50	45.63	45.12	45.54
4033	NYSE	NWN	Fri, May 30, 2008	45.90	45.93	45.34	45.59
4032	NYSE	NWN	Thu, May 29, 2008	45.34	46.50	45.18	45.77
4031	NYSE	NWN	Wed, May 28, 2008	45.98	45.98	45.40	45.49
4030	NYSE	NWN	Tue, May 27, 2008	45.43	45.99	45.27	45.87
4029	NYSE	NWN	Fri, May 23, 2008	45.34	45.87	45.06	45.49
4028	NYSE	NWN	Thu, May 22, 2008	45.55	46.00	45.27	45.73
4027	NYSE	NWN	Wed, May 21, 2008	45.06	45.70	44.98	45.47
4026	NYSE	NWN	Tue, May 20, 2008	44.49	45.36	44.49	44.85
4025	NYSE	NWN	Mon, May 19, 2008	44.59	45.04	44.29	44.78
4024	NYSE	NWN	Fri, May 16, 2008	44.50	44.77	44.36	44.69
4023	NYSE	NWN	Thu, May 15, 2008	44.46	44.67	44.13	44.45
4022	NYSE	NWN	Wed, May 14, 2008	44.37	44.88	44.13	44.54
4021	NYSE	NWN	Tue, May 13, 2008	44.79	44.79	44.17	44.26
4020	NYSE	NWN	Mon, May 12, 2008	43.89	44.64	43.76	44.64
4019	NYSE	NWN	Fri, May 9, 2008	43.80	44.10	43.47	43.90
4018	NYSE	NWN	Thu, May 8, 2008	44.20	44.26	43.46	44.09
4017	NYSE	NWN	Wed, May 7, 2008	43.84	44.21	43.67	44.10
4016	NYSE	NWN	Tue, May 6, 2008	44.94	44.94	43.60	43.88
4015	NYSE	NWN	Mon, May 5, 2008	45.51	45.67	44.18	44.99
4014	NYSE	NWN	Fri, May 2, 2008	45.78	45.88	45.00	45.53
4013	NYSE	NWN	Thu, May 1, 2008	44.77	45.87	44.77	45.53
4012	NYSE	NWN	Wed, Apr 30, 2008	45.20	45.38	44.37	44.87
4011	NYSE	NWN	Tue, Apr 29, 2008	44.61	45.23	44.42	45.00
4010	NYSE	NWN	Mon, Apr 28, 2008	44.08	44.84	44.06	44.83
4009	NYSE	NWN	Fri, Apr 25, 2008	45.17	45.32	44.18	44.24
4008	NYSE	NWN	Thu, Apr 24, 2008	45.30	45.48	44.27	44.96
4007	NYSE	NWN	Wed, Apr 23, 2008	45.30	45.59	44.77	45.19
4006	NYSE	NWN	Tue, Apr 22, 2008	45.12	45.17	44.55	45.08
4005	NYSE	NWN	Mon, Apr 21, 2008	45.29	45.65	45.01	45.37
4004	NYSE	NWN	Fri, Apr 18, 2008	45.44	45.74	45.05	45.74
4003	NYSE	NWN	Thu, Apr 17, 2008	45.23	45.36	44.76	44.96
4002	NYSE	NWN	Wed, Apr 16, 2008	44.86	45.34	44.61	45.34
4001	NYSE	NWN	Tue, Apr 15, 2008	43.66	44.50	43.66	44.45
4000	NYSE	NWN	Mon, Apr 14, 2008	43.49	43.84	43.26	43.45
3999	NYSE	NWN	Fri, Apr 11, 2008	43.97	44.21	43.46	43.61
3998	NYSE	NWN	Thu, Apr 10, 2008	44.34	44.83	43.82	44.41
3997	NYSE	NWN	Wed, Apr 9, 2008	44.97	45.43	44.29	44.43
3996	NYSE	NWN	Tue, Apr 8, 2008	44.00	44.98	44.00	44.97
3995	NYSE	NWN	Mon, Apr 7, 2008	43.36	44.70	43.29	44.23
3994	NYSE	NWN	Fri, Apr 4, 2008	44.00	44.30	43.08	43.19
3993	NYSE	NWN	Thu, Apr 3, 2008	44.24	44.61	43.78	43.91
3992	NYSE	NWN	Wed, Apr 2, 2008	44.03	45.09	43.90	44.65
3991	NYSE	NWN	Tue, Apr 1, 2008	43.76	44.38	43.60	44.38
3990	NYSE	NWN	Mon, Mar 31, 2008	42.76	43.71	42.31	43.44
3989	NYSE	NWN	Fri, Mar 28, 2008	42.67	43.32	42.35	42.38
3988	NYSE	NWN	Thu, Mar 27, 2008	43.39	43.87	42.91	42.94
3987	NYSE	NWN	Wed, Mar 26, 2008	42.25	43.30	42.04	43.30
3986	NYSE	NWN	Tue, Mar 25, 2008	42.43	43.11	42.43	42.55
3985	NYSE	NWN	Mon, Mar 24, 2008	42.89	43.17	42.08	42.26
3984	NYSE	NWN	Thu, Mar 20, 2008	42.01	43.16	42.01	42.82
3983	NYSE	NWN	Wed, Mar 19, 2008	43.39	43.92	41.96	41.96
3982	NYSE	NWN	Tue, Mar 18, 2008	42.80	43.28	42.03	43.08
3981	NYSE	NWN	Mon, Mar 17, 2008	41.07	42.49	41.07	41.89
3980	NYSE	NWN	Fri, Mar 14, 2008	43.14	43.14	41.63	42.18
3979	NYSE	NWN	Thu, Mar 13, 2008	41.50	42.86	41.46	42.86
3978	NYSE	NWN	Wed, Mar 12, 2008	42.68	43.16	41.94	41.95
3977	NYSE	NWN	Tue, Mar 11, 2008	42.70	42.99	41.55	42.62
3976	NYSE	NWN	Mon, Mar 10, 2008	42.25	42.33	41.66	41.88
3975	NYSE	NWN	Fri, Mar 7, 2008	41.10	42.33	41.10	42.01
3974	NYSE	NWN	Thu, Mar 6, 2008	42.19	42.43	41.26	41.38
3973	NYSE	NWN	Wed, Mar 5, 2008	43.61	43.66	42.16	42.50
3972	NYSE	NWN	Tue, Mar 4, 2008	41.76	43.51	41.76	43.28
3971	NYSE	NWN	Mon, Mar 3, 2008	41.86	42.48	41.52	42.11
3970	NYSE	NWN	Fri, Feb 29, 2008	42.43	42.59	41.88	42.04
3969	NYSE	NWN	Thu, Feb 28, 2008	43.03	43.27	42.42	43.01
3968	NYSE	NWN	Wed, Feb 27, 2008	44.07	44.40	43.26	43.29
3967	NYSE	NWN	Tue, Feb 26, 2008	45.36	45.36	44.42	44.42
3966	NYSE	NWN	Mon, Feb 25, 2008	45.31	45.66	44.51	45.36
3965	NYSE	NWN	Fri, Feb 22, 2008	44.75	45.24	43.94	45.10
3964	NYSE	NWN	Thu, Feb 21, 2008	46.73	46.90	44.61	44.87
3963	NYSE	NWN	Wed, Feb 20, 2008	45.30	46.32	45.30	46.25
3962	NYSE	NWN	Tue, Feb 19, 2008	46.46	46.46	45.31	45.71
3961	NYSE	NWN	Fri, Feb 15, 2008	46.25	46.34	44.68	45.96
3960	NYSE	NWN	Thu, Feb 14, 2008	47.10	47.14	45.26	46.14
3959	NYSE	NWN	Wed, Feb 13, 2008	47.93	48.81	47.51	48.07
3958	NYSE	NWN	Tue, Feb 12, 2008	46.51	48.00	46.51	47.57
3957	NYSE	NWN	Mon, Feb 11, 2008	47.71	47.71	46.26	46.78
3956	NYSE	NWN	Fri, Feb 8, 2008	47.42	48.09	47.10	47.50
3955	NYSE	NWN	Thu, Feb 7, 2008	46.79	47.66	46.63	47.44
3954	NYSE	NWN	Wed, Feb 6, 2008	47.28	47.49	46.75	46.88
3953	NYSE	NWN	Tue, Feb 5, 2008	47.21	47.81	46.83	46.83
3952	NYSE	NWN	Mon, Feb 4, 2008	46.97	48.19	46.69	47.97
3951	NYSE	NWN	Fri, Feb 1, 2008	47.34	47.50	46.47	47.18
3950	NYSE	NWN	Thu, Jan 31, 2008	45.91	47.88	45.87	47.07
3949	NYSE	NWN	Wed, Jan 30, 2008	47.25	47.71	45.89	46.34
3948	NYSE	NWN	Tue, Jan 29, 2008	48.24	48.24	46.72	47.30
3947	NYSE	NWN	Mon, Jan 28, 2008	47.74	48.45	47.28	48.13
3946	NYSE	NWN	Fri, Jan 25, 2008	48.91	49.39	47.69	47.91
3945	NYSE	NWN	Thu, Jan 24, 2008	50.07	50.28	48.51	48.51
3944	NYSE	NWN	Wed, Jan 23, 2008	47.30	50.00	46.94	49.88
3943	NYSE	NWN	Tue, Jan 22, 2008	46.47	49.08	46.47	48.22
3942	NYSE	NWN	Fri, Jan 18, 2008	49.62	50.15	48.23	48.49
3941	NYSE	NWN	Thu, Jan 17, 2008	49.93	50.51	49.33	49.44
3940	NYSE	NWN	Wed, Jan 16, 2008	49.21	50.04	49.21	49.58
3939	NYSE	NWN	Tue, Jan 15, 2008	49.17	50.20	48.79	49.33
3938	NYSE	NWN	Mon, Jan 14, 2008	50.25	50.45	49.43	49.75
3937	NYSE	NWN	Fri, Jan 11, 2008	49.85	50.74	49.28	50.20
3936	NYSE	NWN	Thu, Jan 10, 2008	49.27	50.56	49.10	50.04
3935	NYSE	NWN	Wed, Jan 9, 2008	49.28	50.15	48.55	49.74
3934	NYSE	NWN	Tue, Jan 8, 2008	49.19	50.45	49.03	49.45
3933	NYSE	NWN	Mon, Jan 7, 2008	47.98	49.45	47.43	49.04
3932	NYSE	NWN	Fri, Jan 4, 2008	47.56	47.90	46.80	47.57
3931	NYSE	NWN	Thu, Jan 3, 2008	48.80	49.34	47.93	47.93
3930	NYSE	NWN	Wed, Jan 2, 2008	48.67	48.92	47.92	48.73
3929	NYSE	NWN	Mon, Dec 31, 2007	49.31	49.32	48.30	48.66
3928	NYSE	NWN	Fri, Dec 28, 2007	50.30	50.31	49.46	49.75
3927	NYSE	NWN	Thu, Dec 27, 2007	50.41	50.41	49.42	49.75
3926	NYSE	NWN	Wed, Dec 26, 2007	50.10	50.58	49.59	50.50
3925	NYSE	NWN	Mon, Dec 24, 2007	49.63	50.13	49.46	50.10
3924	NYSE	NWN	Fri, Dec 21, 2007	49.20	50.34	49.13	49.65
3923	NYSE	NWN	Thu, Dec 20, 2007	48.78	48.87	47.26	48.87
3922	NYSE	NWN	Wed, Dec 19, 2007	47.66	48.63	47.55	48.19
3921	NYSE	NWN	Tue, Dec 18, 2007	47.50	48.35	47.12	48.22
3920	NYSE	NWN	Mon, Dec 17, 2007	46.78	47.66	46.35	47.01
3919	NYSE	NWN	Fri, Dec 14, 2007	48.21	48.25	47.17	47.17
3918	NYSE	NWN	Thu, Dec 13, 2007	47.60	49.02	47.34	48.90
3917	NYSE	NWN	Wed, Dec 12, 2007	48.16	48.40	47.29	48.15
3916	NYSE	NWN	Tue, Dec 11, 2007	48.44	48.44	46.88	47.16
3915	NYSE	NWN	Mon, Dec 10, 2007	48.39	48.74	48.00	48.26
3914	NYSE	NWN	Fri, Dec 7, 2007	49.29	49.29	48.26	48.39
3913	NYSE	NWN	Thu, Dec 6, 2007	48.75	49.49	48.75	49.30
3912	NYSE	NWN	Wed, Dec 5, 2007	49.12	49.36	48.62	49.25
3911	NYSE	NWN	Tue, Dec 4, 2007	47.75	48.56	47.49	47.92
3910	NYSE	NWN	Mon, Dec 3, 2007	48.18	48.81	47.56	48.19
3909	NYSE	NWN	Fri, Nov 30, 2007	49.73	49.81	47.73	47.97
3908	NYSE	NWN	Thu, Nov 29, 2007	49.62	50.11	48.82	48.97
3907	NYSE	NWN	Wed, Nov 28, 2007	49.19	49.73	48.75	49.62
3906	NYSE	NWN	Tue, Nov 27, 2007	48.25	49.30	48.00	48.75
3905	NYSE	NWN	Mon, Nov 26, 2007	49.34	49.36	47.56	48.05
3904	NYSE	NWN	Fri, Nov 23, 2007	49.25	49.86	48.82	49.52
3903	NYSE	NWN	Wed, Nov 21, 2007	50.00	50.13	48.96	48.96
3902	NYSE	NWN	Tue, Nov 20, 2007	49.77	50.34	48.59	49.96
3901	NYSE	NWN	Mon, Nov 19, 2007	49.57	50.14	48.93	49.88
3900	NYSE	NWN	Fri, Nov 16, 2007	50.21	50.89	49.15	49.90
3899	NYSE	NWN	Thu, Nov 15, 2007	49.27	50.01	48.85	50.01
3898	NYSE	NWN	Wed, Nov 14, 2007	49.14	49.45	48.16	49.04
3897	NYSE	NWN	Tue, Nov 13, 2007	48.50	49.08	47.99	48.90
3896	NYSE	NWN	Mon, Nov 12, 2007	48.83	49.22	47.83	48.06
3895	NYSE	NWN	Fri, Nov 9, 2007	47.75	49.34	47.61	48.64
3894	NYSE	NWN	Thu, Nov 8, 2007	45.91	48.84	45.91	48.84
3893	NYSE	NWN	Wed, Nov 7, 2007	45.98	46.25	44.62	44.75
3892	NYSE	NWN	Tue, Nov 6, 2007	46.33	46.90	45.35	46.83
3891	NYSE	NWN	Mon, Nov 5, 2007	46.87	46.87	45.59	46.22
3890	NYSE	NWN	Fri, Nov 2, 2007	46.97	47.38	45.99	47.25
3889	NYSE	NWN	Thu, Nov 1, 2007	47.34	47.51	46.19	46.27
3888	NYSE	NWN	Wed, Oct 31, 2007	46.93	48.45	46.69	48.17
3887	NYSE	NWN	Tue, Oct 30, 2007	46.50	47.14	46.07	46.84
3886	NYSE	NWN	Mon, Oct 29, 2007	46.27	46.65	45.67	46.47
3885	NYSE	NWN	Fri, Oct 26, 2007	46.14	46.86	45.63	46.30
3884	NYSE	NWN	Thu, Oct 25, 2007	45.37	46.32	45.11	45.46
3883	NYSE	NWN	Wed, Oct 24, 2007	45.26	45.74	44.28	45.30
3882	NYSE	NWN	Tue, Oct 23, 2007	46.20	46.33	44.92	45.68
3881	NYSE	NWN	Mon, Oct 22, 2007	44.36	45.94	44.36	45.67
3880	NYSE	NWN	Fri, Oct 19, 2007	46.36	46.36	44.85	44.85
3879	NYSE	NWN	Thu, Oct 18, 2007	46.29	47.37	46.29	46.54
3878	NYSE	NWN	Wed, Oct 17, 2007	46.55	47.05	46.08	46.49
3877	NYSE	NWN	Tue, Oct 16, 2007	45.79	46.84	45.73	46.07
3876	NYSE	NWN	Mon, Oct 15, 2007	46.96	47.14	45.52	45.83
3875	NYSE	NWN	Fri, Oct 12, 2007	46.67	47.58	46.67	46.85
3874	NYSE	NWN	Thu, Oct 11, 2007	47.20	47.81	46.62	46.70
3873	NYSE	NWN	Wed, Oct 10, 2007	47.71	47.71	46.43	46.96
3872	NYSE	NWN	Tue, Oct 9, 2007	47.20	47.83	46.75	47.71
3871	NYSE	NWN	Mon, Oct 8, 2007	47.60	47.95	47.12	47.16
3870	NYSE	NWN	Fri, Oct 5, 2007	46.65	48.00	46.65	47.61
3869	NYSE	NWN	Thu, Oct 4, 2007	47.12	47.53	47.06	47.29
3868	NYSE	NWN	Wed, Oct 3, 2007	46.86	47.30	46.61	47.02
3867	NYSE	NWN	Tue, Oct 2, 2007	47.14	47.34	46.67	47.21
3866	NYSE	NWN	Mon, Oct 1, 2007	45.60	47.19	45.51	47.04
3865	NYSE	NWN	Fri, Sep 28, 2007	46.94	47.51	45.55	45.70
3864	NYSE	NWN	Thu, Sep 27, 2007	47.37	47.61	46.67	46.80
3863	NYSE	NWN	Wed, Sep 26, 2007	46.82	47.51	46.47	47.25
3862	NYSE	NWN	Tue, Sep 25, 2007	46.14	46.92	45.90	46.45
3861	NYSE	NWN	Mon, Sep 24, 2007	47.08	47.56	46.41	46.46
3860	NYSE	NWN	Fri, Sep 21, 2007	47.90	48.23	46.93	47.08
3859	NYSE	NWN	Thu, Sep 20, 2007	47.50	47.65	46.84	47.45
3858	NYSE	NWN	Wed, Sep 19, 2007	46.59	48.49	46.51	47.68
3857	NYSE	NWN	Tue, Sep 18, 2007	44.56	46.12	44.07	46.12
3856	NYSE	NWN	Mon, Sep 17, 2007	44.90	44.90	43.88	44.37
3855	NYSE	NWN	Fri, Sep 14, 2007	44.22	44.99	44.05	44.98
3854	NYSE	NWN	Thu, Sep 13, 2007	45.36	45.53	44.53	44.66
3853	NYSE	NWN	Wed, Sep 12, 2007	45.06	45.50	44.68	45.23
3852	NYSE	NWN	Tue, Sep 11, 2007	44.29	45.28	44.29	45.15
3851	NYSE	NWN	Mon, Sep 10, 2007	44.78	45.01	43.45	44.14
3850	NYSE	NWN	Fri, Sep 7, 2007	44.56	45.09	44.08	44.59
3849	NYSE	NWN	Thu, Sep 6, 2007	44.52	45.39	44.41	45.16
3848	NYSE	NWN	Wed, Sep 5, 2007	45.85	45.86	44.03	44.52
3847	NYSE	NWN	Tue, Sep 4, 2007	46.06	46.45	45.75	46.07
3846	NYSE	NWN	Fri, Aug 31, 2007	46.85	47.09	45.99	46.46
3845	NYSE	NWN	Thu, Aug 30, 2007	46.34	47.34	45.92	46.22
3844	NYSE	NWN	Wed, Aug 29, 2007	45.64	46.97	45.36	46.80
3843	NYSE	NWN	Tue, Aug 28, 2007	46.32	47.02	45.17	45.37
3842	NYSE	NWN	Mon, Aug 27, 2007	47.17	47.63	46.33	46.54
3841	NYSE	NWN	Fri, Aug 24, 2007	46.98	47.58	46.31	47.41
3840	NYSE	NWN	Thu, Aug 23, 2007	47.72	47.72	46.57	46.72
3839	NYSE	NWN	Wed, Aug 22, 2007	47.61	48.03	46.38	47.42
3838	NYSE	NWN	Tue, Aug 21, 2007	47.42	48.40	47.14	47.31
3837	NYSE	NWN	Mon, Aug 20, 2007	47.74	48.40	46.51	47.59
3836	NYSE	NWN	Fri, Aug 17, 2007	49.15	49.37	46.29	47.63
3835	NYSE	NWN	Thu, Aug 16, 2007	44.45	47.78	44.44	47.18
3834	NYSE	NWN	Wed, Aug 15, 2007	42.99	46.00	42.75	44.57
3833	NYSE	NWN	Tue, Aug 14, 2007	44.41	44.61	42.76	43.00
3832	NYSE	NWN	Mon, Aug 13, 2007	48.79	48.79	44.29	44.33
3831	NYSE	NWN	Fri, Aug 10, 2007	43.14	48.28	42.99	48.00
3830	NYSE	NWN	Thu, Aug 9, 2007	45.15	45.75	43.60	43.98
3829	NYSE	NWN	Wed, Aug 8, 2007	43.74	45.15	42.06	45.15
3828	NYSE	NWN	Tue, Aug 7, 2007	44.69	44.85	42.26	43.42
3827	NYSE	NWN	Mon, Aug 6, 2007	42.22	46.42	41.30	45.24
3826	NYSE	NWN	Fri, Aug 3, 2007	42.57	43.44	40.98	42.22
3825	NYSE	NWN	Thu, Aug 2, 2007	42.87	43.43	42.15	42.75
3824	NYSE	NWN	Wed, Aug 1, 2007	41.54	42.92	41.37	42.87
3823	NYSE	NWN	Tue, Jul 31, 2007	42.18	42.49	41.63	41.67
3822	NYSE	NWN	Mon, Jul 30, 2007	41.60	42.34	41.23	41.86
3821	NYSE	NWN	Fri, Jul 27, 2007	43.00	43.00	41.55	41.55
3820	NYSE	NWN	Thu, Jul 26, 2007	43.01	43.77	42.75	43.24
3819	NYSE	NWN	Wed, Jul 25, 2007	44.08	44.65	43.24	44.01
3818	NYSE	NWN	Tue, Jul 24, 2007	44.98	45.15	43.81	43.84
3817	NYSE	NWN	Mon, Jul 23, 2007	45.42	45.80	45.30	45.33
3816	NYSE	NWN	Fri, Jul 20, 2007	45.95	45.95	44.79	45.00
3815	NYSE	NWN	Thu, Jul 19, 2007	45.50	46.18	45.36	46.05
3814	NYSE	NWN	Wed, Jul 18, 2007	45.49	46.01	45.14	45.50
3813	NYSE	NWN	Tue, Jul 17, 2007	45.72	46.23	45.45	45.66
3812	NYSE	NWN	Mon, Jul 16, 2007	45.90	46.10	45.50	45.56
3811	NYSE	NWN	Fri, Jul 13, 2007	45.86	46.20	45.62	46.07
3810	NYSE	NWN	Thu, Jul 12, 2007	45.20	46.03	45.20	46.03
3809	NYSE	NWN	Wed, Jul 11, 2007	44.93	45.38	44.73	44.87
3808	NYSE	NWN	Tue, Jul 10, 2007	45.42	45.67	44.76	44.87
3807	NYSE	NWN	Mon, Jul 9, 2007	45.61	46.01	45.39	45.66
3806	NYSE	NWN	Fri, Jul 6, 2007	45.95	45.95	45.33	45.41
3805	NYSE	NWN	Thu, Jul 5, 2007	46.31	46.56	45.62	46.08
3804	NYSE	NWN	Tue, Jul 3, 2007	46.45	46.64	46.15	46.20
3803	NYSE	NWN	Mon, Jul 2, 2007	46.41	46.83	46.29	46.50
3802	NYSE	NWN	Fri, Jun 29, 2007	46.66	47.32	46.08	46.19
3801	NYSE	NWN	Thu, Jun 28, 2007	46.96	47.39	46.02	46.44
3800	NYSE	NWN	Wed, Jun 27, 2007	45.52	46.68	44.35	46.40
3799	NYSE	NWN	Tue, Jun 26, 2007	45.72	46.19	45.49	45.50
3798	NYSE	NWN	Mon, Jun 25, 2007	45.83	46.32	45.38	45.58
3797	NYSE	NWN	Fri, Jun 22, 2007	46.76	47.03	45.68	46.08
3796	NYSE	NWN	Thu, Jun 21, 2007	46.56	47.06	46.06	46.76
3795	NYSE	NWN	Wed, Jun 20, 2007	47.67	48.03	46.75	46.76
3794	NYSE	NWN	Tue, Jun 19, 2007	48.00	48.08	47.48	47.64
3793	NYSE	NWN	Mon, Jun 18, 2007	48.10	48.51	47.85	48.18
3792	NYSE	NWN	Fri, Jun 15, 2007	49.35	49.35	48.42	48.46
3791	NYSE	NWN	Thu, Jun 14, 2007	47.72	48.24	47.58	47.72
3790	NYSE	NWN	Wed, Jun 13, 2007	46.77	47.89	46.77	47.61
3789	NYSE	NWN	Tue, Jun 12, 2007	47.45	47.60	46.53	46.76
3788	NYSE	NWN	Mon, Jun 11, 2007	47.25	48.26	47.04	47.72
3787	NYSE	NWN	Fri, Jun 8, 2007	46.85	47.56	46.43	47.23
3786	NYSE	NWN	Thu, Jun 7, 2007	48.51	48.52	47.03	47.14
3785	NYSE	NWN	Wed, Jun 6, 2007	48.88	49.08	48.32	48.74
3784	NYSE	NWN	Tue, Jun 5, 2007	49.59	49.86	48.77	49.21
3783	NYSE	NWN	Mon, Jun 4, 2007	49.58	49.87	48.91	49.86
3782	NYSE	NWN	Fri, Jun 1, 2007	50.07	50.49	49.58	49.84
3781	NYSE	NWN	Thu, May 31, 2007	50.01	50.39	49.55	49.83
3780	NYSE	NWN	Wed, May 30, 2007	50.76	50.76	49.57	50.00
3779	NYSE	NWN	Tue, May 29, 2007	50.43	50.77	49.93	50.25
3778	NYSE	NWN	Fri, May 25, 2007	48.26	50.66	44.05	49.88
3777	NYSE	NWN	Thu, May 24, 2007	51.19	51.55	50.12	50.24
3776	NYSE	NWN	Wed, May 23, 2007	51.46	51.83	51.10	51.19
3775	NYSE	NWN	Tue, May 22, 2007	51.41	52.20	51.32	51.46
3774	NYSE	NWN	Mon, May 21, 2007	51.49	52.10	51.06	51.55
3773	NYSE	NWN	Fri, May 18, 2007	51.28	51.95	50.84	51.69
3772	NYSE	NWN	Thu, May 17, 2007	51.82	52.00	51.11	51.27
3771	NYSE	NWN	Wed, May 16, 2007	51.28	51.81	50.99	51.75
3770	NYSE	NWN	Tue, May 15, 2007	51.11	52.11	51.07	51.20
3769	NYSE	NWN	Mon, May 14, 2007	51.27	51.69	50.88	51.10
3768	NYSE	NWN	Fri, May 11, 2007	51.21	51.91	51.17	51.27
3767	NYSE	NWN	Thu, May 10, 2007	52.26	52.38	50.86	51.01
3766	NYSE	NWN	Wed, May 9, 2007	52.37	52.79	52.18	52.47
3765	NYSE	NWN	Tue, May 8, 2007	51.85	52.65	51.56	52.62
3764	NYSE	NWN	Mon, May 7, 2007	51.81	52.20	51.70	52.09
3763	NYSE	NWN	Fri, May 4, 2007	51.77	51.96	51.44	51.70
3762	NYSE	NWN	Thu, May 3, 2007	52.67	52.73	51.76	51.76
3761	NYSE	NWN	Wed, May 2, 2007	51.89	52.85	51.59	52.58
3760	NYSE	NWN	Tue, May 1, 2007	50.81	52.06	50.69	51.89
3759	NYSE	NWN	Mon, Apr 30, 2007	50.11	51.50	49.99	50.81
3758	NYSE	NWN	Fri, Apr 27, 2007	48.60	50.00	48.60	49.85
3757	NYSE	NWN	Thu, Apr 26, 2007	49.40	49.75	48.40	48.61
3756	NYSE	NWN	Wed, Apr 25, 2007	47.40	47.92	47.21	47.82
3755	NYSE	NWN	Tue, Apr 24, 2007	46.54	47.19	46.50	47.15
3754	NYSE	NWN	Mon, Apr 23, 2007	46.39	46.98	46.39	46.80
3753	NYSE	NWN	Fri, Apr 20, 2007	45.77	46.50	45.77	46.38
3752	NYSE	NWN	Thu, Apr 19, 2007	46.17	46.31	45.57	45.78
3751	NYSE	NWN	Wed, Apr 18, 2007	46.65	46.96	46.13	46.17
3750	NYSE	NWN	Tue, Apr 17, 2007	46.98	46.98	46.54	46.81
3749	NYSE	NWN	Mon, Apr 16, 2007	46.48	46.90	46.43	46.90
3748	NYSE	NWN	Fri, Apr 13, 2007	46.08	46.28	45.85	46.28
3747	NYSE	NWN	Thu, Apr 12, 2007	46.09	46.26	45.75	46.08
3746	NYSE	NWN	Wed, Apr 11, 2007	46.63	46.63	46.10	46.21
3745	NYSE	NWN	Tue, Apr 10, 2007	46.22	46.73	46.07	46.70
3744	NYSE	NWN	Mon, Apr 9, 2007	46.32	46.48	46.06	46.32
3743	NYSE	NWN	Thu, Apr 5, 2007	46.56	46.75	46.40	46.48
3742	NYSE	NWN	Wed, Apr 4, 2007	46.59	46.98	46.38	46.65
3741	NYSE	NWN	Tue, Apr 3, 2007	46.39	46.78	46.21	46.59
3740	NYSE	NWN	Mon, Apr 2, 2007	45.85	46.39	45.81	46.39
3739	NYSE	NWN	Fri, Mar 30, 2007	46.10	46.34	45.05	45.67
3738	NYSE	NWN	Thu, Mar 29, 2007	46.12	46.15	45.49	45.94
3737	NYSE	NWN	Wed, Mar 28, 2007	45.90	46.08	45.55	45.91
3736	NYSE	NWN	Tue, Mar 27, 2007	45.79	46.16	45.41	45.95
3735	NYSE	NWN	Mon, Mar 26, 2007	45.91	46.18	45.46	45.84
3734	NYSE	NWN	Fri, Mar 23, 2007	45.70	46.00	45.63	45.91
3733	NYSE	NWN	Thu, Mar 22, 2007	46.02	46.08	45.75	45.77
3732	NYSE	NWN	Wed, Mar 21, 2007	45.28	45.90	44.77	45.85
3731	NYSE	NWN	Tue, Mar 20, 2007	44.56	45.25	44.56	45.18
3730	NYSE	NWN	Mon, Mar 19, 2007	44.72	45.00	44.55	44.70
3729	NYSE	NWN	Fri, Mar 16, 2007	44.82	45.19	44.36	44.52
3728	NYSE	NWN	Thu, Mar 15, 2007	43.55	44.84	43.41	44.82
3727	NYSE	NWN	Wed, Mar 14, 2007	43.24	43.80	43.05	43.64
3726	NYSE	NWN	Tue, Mar 13, 2007	43.71	43.95	43.16	43.24
3725	NYSE	NWN	Mon, Mar 12, 2007	43.46	43.87	43.27	43.84
3724	NYSE	NWN	Fri, Mar 9, 2007	43.21	44.15	43.03	43.44
3723	NYSE	NWN	Thu, Mar 8, 2007	42.97	43.41	42.83	43.06
3722	NYSE	NWN	Wed, Mar 7, 2007	42.88	43.25	42.63	42.71
3721	NYSE	NWN	Tue, Mar 6, 2007	42.74	43.09	42.67	43.00
3720	NYSE	NWN	Mon, Mar 5, 2007	42.90	43.60	42.47	42.49
3719	NYSE	NWN	Fri, Mar 2, 2007	43.60	43.96	43.30	43.44
3718	NYSE	NWN	Thu, Mar 1, 2007	43.70	44.25	43.28	43.80
3717	NYSE	NWN	Wed, Feb 28, 2007	44.60	44.87	44.26	44.27
3716	NYSE	NWN	Tue, Feb 27, 2007	45.68	45.97	44.26	44.79
3715	NYSE	NWN	Mon, Feb 26, 2007	45.42	46.30	45.35	45.91
3714	NYSE	NWN	Fri, Feb 23, 2007	45.30	45.74	45.20	45.41
3713	NYSE	NWN	Thu, Feb 22, 2007	44.38	45.43	44.37	45.40
3712	NYSE	NWN	Wed, Feb 21, 2007	44.10	44.77	44.05	44.48
3711	NYSE	NWN	Tue, Feb 20, 2007	42.75	44.57	42.54	44.35
3710	NYSE	NWN	Fri, Feb 16, 2007	41.82	42.96	40.98	42.90
3709	NYSE	NWN	Thu, Feb 15, 2007	42.06	42.14	41.31	41.82
3708	NYSE	NWN	Wed, Feb 14, 2007	41.69	42.15	41.64	41.81
3707	NYSE	NWN	Tue, Feb 13, 2007	40.91	41.61	40.91	41.61
3706	NYSE	NWN	Mon, Feb 12, 2007	40.98	41.12	40.73	40.97
3705	NYSE	NWN	Fri, Feb 9, 2007	41.20	41.45	40.81	40.98
3704	NYSE	NWN	Thu, Feb 8, 2007	41.24	41.56	41.23	41.29
3703	NYSE	NWN	Wed, Feb 7, 2007	41.08	41.37	40.90	41.23
3702	NYSE	NWN	Tue, Feb 6, 2007	40.85	40.96	40.67	40.94
3701	NYSE	NWN	Mon, Feb 5, 2007	41.07	41.10	40.71	40.85
3700	NYSE	NWN	Fri, Feb 2, 2007	41.48	41.49	41.00	41.08
3699	NYSE	NWN	Thu, Feb 1, 2007	39.85	41.33	39.79	41.30
3698	NYSE	NWN	Wed, Jan 31, 2007	40.40	40.92	40.24	40.69
3697	NYSE	NWN	Tue, Jan 30, 2007	40.32	40.79	40.26	40.63
3696	NYSE	NWN	Mon, Jan 29, 2007	40.46	40.73	39.89	40.21
3695	NYSE	NWN	Fri, Jan 26, 2007	40.72	40.84	40.20	40.79
3694	NYSE	NWN	Thu, Jan 25, 2007	41.52	41.57	40.57	40.72
3693	NYSE	NWN	Wed, Jan 24, 2007	41.39	41.53	41.01	41.52
3692	NYSE	NWN	Tue, Jan 23, 2007	40.36	41.27	40.36	41.20
3691	NYSE	NWN	Mon, Jan 22, 2007	40.58	40.67	40.31	40.46
3690	NYSE	NWN	Fri, Jan 19, 2007	40.68	40.73	40.37	40.49
3689	NYSE	NWN	Thu, Jan 18, 2007	40.85	40.93	40.37	40.58
3688	NYSE	NWN	Wed, Jan 17, 2007	41.03	41.27	40.82	40.92
3687	NYSE	NWN	Tue, Jan 16, 2007	41.71	41.80	41.12	41.23
3686	NYSE	NWN	Fri, Jan 12, 2007	41.30	41.76	41.30	41.62
3685	NYSE	NWN	Thu, Jan 11, 2007	40.83	41.61	40.83	41.37
3684	NYSE	NWN	Wed, Jan 10, 2007	40.90	41.21	40.63	40.83
3683	NYSE	NWN	Tue, Jan 9, 2007	40.94	41.13	40.34	41.08
3682	NYSE	NWN	Mon, Jan 8, 2007	40.81	41.00	40.40	40.94
3681	NYSE	NWN	Fri, Jan 5, 2007	41.91	41.92	40.92	40.95
3680	NYSE	NWN	Thu, Jan 4, 2007	42.24	42.40	41.87	42.22
3679	NYSE	NWN	Wed, Jan 3, 2007	41.90	42.98	41.74	42.34
3678	NYSE	NWN	Fri, Dec 29, 2006	42.93	43.06	42.40	42.44
3677	NYSE	NWN	Thu, Dec 28, 2006	43.00	43.33	42.91	42.92
3676	NYSE	NWN	Wed, Dec 27, 2006	42.57	43.15	42.57	43.00
3675	NYSE	NWN	Tue, Dec 26, 2006	41.85	42.80	41.85	42.53
3674	NYSE	NWN	Fri, Dec 22, 2006	41.90	42.17	41.69	42.00
3673	NYSE	NWN	Thu, Dec 21, 2006	42.27	42.60	41.80	41.99
3672	NYSE	NWN	Wed, Dec 20, 2006	42.07	42.56	42.07	42.26
3671	NYSE	NWN	Tue, Dec 19, 2006	41.81	42.22	41.72	42.07
3670	NYSE	NWN	Mon, Dec 18, 2006	43.03	43.11	41.93	41.98
3669	NYSE	NWN	Fri, Dec 15, 2006	42.58	43.69	42.42	43.00
3668	NYSE	NWN	Thu, Dec 14, 2006	41.90	42.78	41.90	42.57
3667	NYSE	NWN	Wed, Dec 13, 2006	42.11	42.18	41.70	41.91
3666	NYSE	NWN	Tue, Dec 12, 2006	41.61	42.18	41.61	41.91
3665	NYSE	NWN	Mon, Dec 11, 2006	41.34	41.61	41.17	41.61
3664	NYSE	NWN	Fri, Dec 8, 2006	41.35	41.69	41.08	41.40
3663	NYSE	NWN	Thu, Dec 7, 2006	41.52	41.83	41.37	41.38
3662	NYSE	NWN	Wed, Dec 6, 2006	41.61	41.95	41.47	41.56
3661	NYSE	NWN	Tue, Dec 5, 2006	41.89	42.15	41.55	41.62
3660	NYSE	NWN	Mon, Dec 4, 2006	40.98	41.90	40.98	41.70
3659	NYSE	NWN	Fri, Dec 1, 2006	41.25	41.43	40.80	41.03
3658	NYSE	NWN	Thu, Nov 30, 2006	40.91	41.27	40.85	41.24
3657	NYSE	NWN	Wed, Nov 29, 2006	40.34	40.96	40.23	40.89
3656	NYSE	NWN	Tue, Nov 28, 2006	39.44	40.17	39.38	40.16
3655	NYSE	NWN	Mon, Nov 27, 2006	40.17	40.17	39.12	39.44
3654	NYSE	NWN	Fri, Nov 24, 2006	40.02	40.51	39.99	40.37
3653	NYSE	NWN	Wed, Nov 22, 2006	40.31	40.55	40.02	40.23
3652	NYSE	NWN	Tue, Nov 21, 2006	40.44	40.50	40.07	40.28
3651	NYSE	NWN	Mon, Nov 20, 2006	40.38	40.54	40.22	40.44
3650	NYSE	NWN	Fri, Nov 17, 2006	40.89	41.02	40.32	40.44
3649	NYSE	NWN	Thu, Nov 16, 2006	40.98	41.49	40.92	40.92
3648	NYSE	NWN	Wed, Nov 15, 2006	40.68	41.16	40.63	40.90
3647	NYSE	NWN	Tue, Nov 14, 2006	40.46	40.75	40.24	40.67
3646	NYSE	NWN	Mon, Nov 13, 2006	40.22	40.63	40.10	40.43
3645	NYSE	NWN	Fri, Nov 10, 2006	39.84	40.32	39.80	40.32
3644	NYSE	NWN	Thu, Nov 9, 2006	40.38	40.40	39.80	39.92
3643	NYSE	NWN	Wed, Nov 8, 2006	38.91	40.95	38.76	40.37
3642	NYSE	NWN	Tue, Nov 7, 2006	39.27	40.00	38.99	39.09
3641	NYSE	NWN	Mon, Nov 6, 2006	39.18	39.38	38.63	39.34
3640	NYSE	NWN	Fri, Nov 3, 2006	39.62	39.71	38.53	39.16
3639	NYSE	NWN	Thu, Nov 2, 2006	39.75	40.40	39.60	39.62
3638	NYSE	NWN	Wed, Nov 1, 2006	41.48	41.51	40.76	40.90
3637	NYSE	NWN	Tue, Oct 31, 2006	41.29	41.48	41.03	41.37
3636	NYSE	NWN	Mon, Oct 30, 2006	41.02	41.35	40.84	41.29
3635	NYSE	NWN	Fri, Oct 27, 2006	41.73	41.78	41.04	41.18
3634	NYSE	NWN	Thu, Oct 26, 2006	41.61	41.94	41.35	41.93
3633	NYSE	NWN	Wed, Oct 25, 2006	41.37	41.93	41.33	41.60
3632	NYSE	NWN	Tue, Oct 24, 2006	41.14	41.51	41.08	41.38
3631	NYSE	NWN	Mon, Oct 23, 2006	40.92	41.39	40.83	41.29
3630	NYSE	NWN	Fri, Oct 20, 2006	41.18	41.18	40.90	41.07
3629	NYSE	NWN	Thu, Oct 19, 2006	40.75	41.21	40.75	41.08
3628	NYSE	NWN	Wed, Oct 18, 2006	40.85	41.14	40.67	40.80
3627	NYSE	NWN	Tue, Oct 17, 2006	40.64	40.94	40.49	40.85
3626	NYSE	NWN	Mon, Oct 16, 2006	40.34	40.91	40.34	40.84
3625	NYSE	NWN	Fri, Oct 13, 2006	40.17	40.58	40.00	40.47
3624	NYSE	NWN	Thu, Oct 12, 2006	39.70	40.11	39.66	40.08
3623	NYSE	NWN	Wed, Oct 11, 2006	39.55	39.87	39.53	39.67
3622	NYSE	NWN	Tue, Oct 10, 2006	39.88	39.95	39.57	39.69
3621	NYSE	NWN	Mon, Oct 9, 2006	39.73	39.96	39.55	39.91
3620	NYSE	NWN	Fri, Oct 6, 2006	40.16	40.35	39.86	39.89
3619	NYSE	NWN	Thu, Oct 5, 2006	39.98	40.43	39.98	40.35
3618	NYSE	NWN	Wed, Oct 4, 2006	39.27	40.28	39.16	40.11
3617	NYSE	NWN	Tue, Oct 3, 2006	39.26	39.57	38.85	39.37
3616	NYSE	NWN	Mon, Oct 2, 2006	39.14	39.59	39.05	39.25
3615	NYSE	NWN	Fri, Sep 29, 2006	39.78	39.90	39.28	39.28
3614	NYSE	NWN	Thu, Sep 28, 2006	39.83	40.08	39.62	39.82
3613	NYSE	NWN	Wed, Sep 27, 2006	39.43	39.89	39.43	39.88
3612	NYSE	NWN	Tue, Sep 26, 2006	39.19	39.59	39.06	39.56
3611	NYSE	NWN	Mon, Sep 25, 2006	38.27	39.50	38.18	39.19
3610	NYSE	NWN	Fri, Sep 22, 2006	38.56	38.58	37.85	38.33
3609	NYSE	NWN	Thu, Sep 21, 2006	39.22	39.22	38.48	38.65
3608	NYSE	NWN	Wed, Sep 20, 2006	39.44	39.50	38.96	39.19
3607	NYSE	NWN	Tue, Sep 19, 2006	39.56	39.75	38.69	39.26
3606	NYSE	NWN	Mon, Sep 18, 2006	39.35	39.80	39.27	39.65
3605	NYSE	NWN	Fri, Sep 15, 2006	38.95	39.48	38.91	39.45
3604	NYSE	NWN	Thu, Sep 14, 2006	38.48	38.90	38.47	38.77
3603	NYSE	NWN	Wed, Sep 13, 2006	38.55	38.79	38.35	38.64
3602	NYSE	NWN	Tue, Sep 12, 2006	38.00	38.73	38.00	38.65
3601	NYSE	NWN	Mon, Sep 11, 2006	37.80	38.14	37.67	38.01
3600	NYSE	NWN	Fri, Sep 8, 2006	37.84	37.99	37.74	37.90
3599	NYSE	NWN	Thu, Sep 7, 2006	37.99	38.24	37.76	37.83
3598	NYSE	NWN	Wed, Sep 6, 2006	38.41	38.53	38.15	38.19
3597	NYSE	NWN	Tue, Sep 5, 2006	38.49	38.75	38.40	38.62
3596	NYSE	NWN	Fri, Sep 1, 2006	38.39	38.55	38.24	38.45
3595	NYSE	NWN	Thu, Aug 31, 2006	38.11	38.53	38.11	38.25
3594	NYSE	NWN	Wed, Aug 30, 2006	38.50	38.50	38.03	38.08
3593	NYSE	NWN	Tue, Aug 29, 2006	37.96	38.51	37.75	38.50
3592	NYSE	NWN	Mon, Aug 28, 2006	37.48	37.97	37.43	37.91
3591	NYSE	NWN	Fri, Aug 25, 2006	37.37	37.79	37.28	37.46
3590	NYSE	NWN	Thu, Aug 24, 2006	37.39	37.56	37.10	37.47
3589	NYSE	NWN	Wed, Aug 23, 2006	38.29	38.30	37.17	37.22
3588	NYSE	NWN	Tue, Aug 22, 2006	38.01	38.27	37.98	38.27
3587	NYSE	NWN	Mon, Aug 21, 2006	37.90	38.19	37.90	38.05
3586	NYSE	NWN	Fri, Aug 18, 2006	38.21	38.22	37.94	38.06
3585	NYSE	NWN	Thu, Aug 17, 2006	38.05	38.35	37.95	38.11
3584	NYSE	NWN	Wed, Aug 16, 2006	38.17	38.27	38.05	38.12
3583	NYSE	NWN	Tue, Aug 15, 2006	37.65	38.17	37.58	38.04
3582	NYSE	NWN	Mon, Aug 14, 2006	37.27	37.71	37.27	37.45
3581	NYSE	NWN	Fri, Aug 11, 2006	37.20	37.21	36.70	37.05
3580	NYSE	NWN	Thu, Aug 10, 2006	37.15	37.41	36.83	37.22
3579	NYSE	NWN	Wed, Aug 9, 2006	37.28	37.77	37.12	37.19
3578	NYSE	NWN	Tue, Aug 8, 2006	37.47	37.99	37.11	37.14
3577	NYSE	NWN	Mon, Aug 7, 2006	37.42	37.74	37.07	37.46
3576	NYSE	NWN	Fri, Aug 4, 2006	37.90	38.13	37.20	37.67
3575	NYSE	NWN	Thu, Aug 3, 2006	37.00	37.94	37.00	37.80
3574	NYSE	NWN	Wed, Aug 2, 2006	38.08	38.21	37.63	37.83
3573	NYSE	NWN	Tue, Aug 1, 2006	37.90	38.23	37.63	38.08
3572	NYSE	NWN	Mon, Jul 31, 2006	38.00	38.19	37.75	37.97
3571	NYSE	NWN	Fri, Jul 28, 2006	37.64	38.16	37.51	38.11
3570	NYSE	NWN	Thu, Jul 27, 2006	37.90	37.95	37.24	37.54
3569	NYSE	NWN	Wed, Jul 26, 2006	38.02	38.37	37.72	38.07
3568	NYSE	NWN	Tue, Jul 25, 2006	37.99	38.43	37.85	38.14
3567	NYSE	NWN	Mon, Jul 24, 2006	37.77	38.13	37.70	38.08
3566	NYSE	NWN	Fri, Jul 21, 2006	37.13	37.79	36.82	37.60
3565	NYSE	NWN	Thu, Jul 20, 2006	37.52	37.65	37.05	37.13
3564	NYSE	NWN	Wed, Jul 19, 2006	36.60	37.47	36.59	37.47
3563	NYSE	NWN	Tue, Jul 18, 2006	36.21	36.67	36.14	36.60
3562	NYSE	NWN	Mon, Jul 17, 2006	36.35	36.65	36.08	36.11
3561	NYSE	NWN	Fri, Jul 14, 2006	35.99	36.74	35.81	36.45
3560	NYSE	NWN	Thu, Jul 13, 2006	36.48	36.48	36.01	36.11
3559	NYSE	NWN	Wed, Jul 12, 2006	37.10	37.12	36.47	36.54
3558	NYSE	NWN	Tue, Jul 11, 2006	36.70	37.24	36.38	37.20
3557	NYSE	NWN	Mon, Jul 10, 2006	36.40	37.00	36.40	36.82
3556	NYSE	NWN	Fri, Jul 7, 2006	36.45	36.85	36.26	36.38
3555	NYSE	NWN	Thu, Jul 6, 2006	37.12	37.12	36.10	36.35
3554	NYSE	NWN	Wed, Jul 5, 2006	36.30	36.50	36.08	36.22
3553	NYSE	NWN	Mon, Jul 3, 2006	36.94	36.96	36.35	36.55
3552	NYSE	NWN	Fri, Jun 30, 2006	36.60	37.04	35.97	37.03
3551	NYSE	NWN	Thu, Jun 29, 2006	35.95	36.51	35.76	36.44
3550	NYSE	NWN	Wed, Jun 28, 2006	35.52	35.85	35.38	35.81
3549	NYSE	NWN	Tue, Jun 27, 2006	35.63	35.95	35.28	35.40
3548	NYSE	NWN	Mon, Jun 26, 2006	35.25	35.73	35.20	35.55
3547	NYSE	NWN	Fri, Jun 23, 2006	35.20	35.34	34.92	35.08
3546	NYSE	NWN	Thu, Jun 22, 2006	35.01	35.36	34.88	35.20
3545	NYSE	NWN	Wed, Jun 21, 2006	34.39	35.23	34.39	35.16
3544	NYSE	NWN	Tue, Jun 20, 2006	34.62	34.95	34.40	34.53
3543	NYSE	NWN	Mon, Jun 19, 2006	35.07	35.12	34.44	34.67
3542	NYSE	NWN	Fri, Jun 16, 2006	35.15	35.39	34.85	35.00
3541	NYSE	NWN	Thu, Jun 15, 2006	34.86	35.35	34.60	35.14
3540	NYSE	NWN	Wed, Jun 14, 2006	34.82	34.97	34.23	34.74
3539	NYSE	NWN	Tue, Jun 13, 2006	35.10	35.52	34.82	34.90
3538	NYSE	NWN	Mon, Jun 12, 2006	35.30	35.79	35.19	35.25
3537	NYSE	NWN	Fri, Jun 9, 2006	35.35	35.57	34.81	35.36
3536	NYSE	NWN	Thu, Jun 8, 2006	34.76	35.55	34.57	35.40
3535	NYSE	NWN	Wed, Jun 7, 2006	34.98	35.32	34.85	34.89
3534	NYSE	NWN	Tue, Jun 6, 2006	34.99	35.09	34.37	34.93
3533	NYSE	NWN	Mon, Jun 5, 2006	35.36	35.44	34.78	34.99
3532	NYSE	NWN	Fri, Jun 2, 2006	35.21	35.52	34.99	35.52
3531	NYSE	NWN	Thu, Jun 1, 2006	34.77	35.18	34.77	35.17
3530	NYSE	NWN	Wed, May 31, 2006	33.78	34.91	33.78	34.88
3529	NYSE	NWN	Tue, May 30, 2006	34.49	34.49	33.75	33.75
3528	NYSE	NWN	Fri, May 26, 2006	34.81	34.87	34.35	34.59
3527	NYSE	NWN	Thu, May 25, 2006	34.38	34.73	34.24	34.67
3526	NYSE	NWN	Wed, May 24, 2006	33.68	34.30	33.30	34.25
3525	NYSE	NWN	Tue, May 23, 2006	34.43	34.54	33.60	33.68
3524	NYSE	NWN	Mon, May 22, 2006	34.12	34.73	34.00	34.37
3523	NYSE	NWN	Fri, May 19, 2006	33.98	34.39	33.67	34.32
3522	NYSE	NWN	Thu, May 18, 2006	34.09	34.52	33.97	33.97
3521	NYSE	NWN	Wed, May 17, 2006	34.31	34.54	34.00	34.22
3520	NYSE	NWN	Tue, May 16, 2006	34.48	34.70	34.24	34.38
3519	NYSE	NWN	Mon, May 15, 2006	34.06	34.58	33.75	34.48
3518	NYSE	NWN	Fri, May 12, 2006	34.94	34.94	34.07	34.18
3517	NYSE	NWN	Thu, May 11, 2006	35.66	35.76	34.77	34.89
3516	NYSE	NWN	Wed, May 10, 2006	35.75	36.00	35.63	35.70
3515	NYSE	NWN	Tue, May 9, 2006	35.23	35.85	35.05	35.64
3514	NYSE	NWN	Mon, May 8, 2006	35.35	35.60	35.19	35.30
3513	NYSE	NWN	Fri, May 5, 2006	35.46	35.68	35.28	35.38
3512	NYSE	NWN	Thu, May 4, 2006	35.40	35.54	34.94	35.45
3511	NYSE	NWN	Wed, May 3, 2006	35.05	35.05	34.53	34.92
3510	NYSE	NWN	Tue, May 2, 2006	34.69	35.05	34.45	35.05
3509	NYSE	NWN	Mon, May 1, 2006	34.45	34.98	34.45	34.74
3508	NYSE	NWN	Fri, Apr 28, 2006	34.25	34.61	34.13	34.54
3507	NYSE	NWN	Thu, Apr 27, 2006	34.01	34.65	33.79	34.40
3506	NYSE	NWN	Wed, Apr 26, 2006	34.33	34.66	34.04	34.08
3505	NYSE	NWN	Tue, Apr 25, 2006	34.75	34.80	34.20	34.50
3504	NYSE	NWN	Mon, Apr 24, 2006	35.02	35.02	34.53	34.86
3503	NYSE	NWN	Fri, Apr 21, 2006	35.40	35.40	34.69	34.90
3502	NYSE	NWN	Thu, Apr 20, 2006	34.95	35.20	34.72	35.01
3501	NYSE	NWN	Wed, Apr 19, 2006	35.01	35.36	34.82	35.20
3500	NYSE	NWN	Tue, Apr 18, 2006	34.46	35.17	34.38	35.00
3499	NYSE	NWN	Mon, Apr 17, 2006	34.28	34.52	34.11	34.52
3498	NYSE	NWN	Thu, Apr 13, 2006	34.32	34.64	34.15	34.25
3497	NYSE	NWN	Wed, Apr 12, 2006	34.40	34.70	34.21	34.46
3496	NYSE	NWN	Tue, Apr 11, 2006	34.69	34.75	34.33	34.45
3495	NYSE	NWN	Mon, Apr 10, 2006	34.31	34.90	34.28	34.71
3494	NYSE	NWN	Fri, Apr 7, 2006	35.00	35.28	34.35	34.43
3493	NYSE	NWN	Thu, Apr 6, 2006	35.00	35.05	34.86	34.95
3492	NYSE	NWN	Wed, Apr 5, 2006	35.07	35.23	34.82	35.00
3491	NYSE	NWN	Tue, Apr 4, 2006	35.16	35.36	34.80	35.07
3490	NYSE	NWN	Mon, Apr 3, 2006	35.54	35.79	35.19	35.20
3489	NYSE	NWN	Fri, Mar 31, 2006	35.06	35.49	35.06	35.49
3488	NYSE	NWN	Thu, Mar 30, 2006	35.01	35.22	34.84	35.14
3487	NYSE	NWN	Wed, Mar 29, 2006	34.26	35.15	34.14	35.00
3486	NYSE	NWN	Tue, Mar 28, 2006	34.01	34.40	34.01	34.30
3485	NYSE	NWN	Mon, Mar 27, 2006	34.77	34.80	34.09	34.10
3484	NYSE	NWN	Fri, Mar 24, 2006	34.18	34.81	34.11	34.77
3483	NYSE	NWN	Thu, Mar 23, 2006	33.90	34.28	33.80	34.28
3482	NYSE	NWN	Wed, Mar 22, 2006	33.71	34.18	33.63	34.05
3481	NYSE	NWN	Tue, Mar 21, 2006	34.08	34.08	33.65	33.80
3480	NYSE	NWN	Mon, Mar 20, 2006	34.36	34.39	33.91	34.08
3479	NYSE	NWN	Fri, Mar 17, 2006	34.39	34.39	34.05	34.36
3478	NYSE	NWN	Thu, Mar 16, 2006	34.00	34.26	33.95	34.26
3477	NYSE	NWN	Wed, Mar 15, 2006	33.85	33.98	33.62	33.95
3476	NYSE	NWN	Tue, Mar 14, 2006	33.60	33.87	33.42	33.77
3475	NYSE	NWN	Mon, Mar 13, 2006	33.67	33.94	33.51	33.70
3474	NYSE	NWN	Fri, Mar 10, 2006	33.28	33.70	33.23	33.70
3473	NYSE	NWN	Thu, Mar 9, 2006	33.57	33.67	33.12	33.27
3472	NYSE	NWN	Wed, Mar 8, 2006	33.40	33.94	33.08	33.58
3471	NYSE	NWN	Tue, Mar 7, 2006	33.61	33.64	33.22	33.37
3470	NYSE	NWN	Mon, Mar 6, 2006	33.50	34.22	33.50	33.58
3469	NYSE	NWN	Fri, Mar 3, 2006	34.40	34.75	34.25	34.27
3468	NYSE	NWN	Thu, Mar 2, 2006	34.54	34.60	34.32	34.54
3467	NYSE	NWN	Wed, Mar 1, 2006	34.40	34.55	34.15	34.54
3466	NYSE	NWN	Tue, Feb 28, 2006	34.31	34.31	33.95	34.24
3465	NYSE	NWN	Mon, Feb 27, 2006	34.11	34.33	33.95	34.31
3464	NYSE	NWN	Fri, Feb 24, 2006	33.99	34.18	33.85	34.18
3463	NYSE	NWN	Thu, Feb 23, 2006	34.18	34.34	33.84	34.06
3462	NYSE	NWN	Wed, Feb 22, 2006	34.36	34.68	33.84	34.13
3461	NYSE	NWN	Tue, Feb 21, 2006	34.10	34.37	33.80	34.29
3460	NYSE	NWN	Fri, Feb 17, 2006	34.23	34.23	33.87	33.98
3459	NYSE	NWN	Thu, Feb 16, 2006	34.71	34.71	33.68	34.13
3458	NYSE	NWN	Wed, Feb 15, 2006	34.22	34.71	34.09	34.71
3457	NYSE	NWN	Tue, Feb 14, 2006	33.84	34.25	33.47	34.10
3456	NYSE	NWN	Mon, Feb 13, 2006	33.80	33.95	32.83	33.80
3455	NYSE	NWN	Fri, Feb 10, 2006	34.17	34.29	33.68	33.80
3454	NYSE	NWN	Thu, Feb 9, 2006	34.89	34.89	34.18	34.24
3453	NYSE	NWN	Wed, Feb 8, 2006	35.01	35.01	34.72	34.81
3452	NYSE	NWN	Tue, Feb 7, 2006	35.29	35.58	34.97	34.97
3451	NYSE	NWN	Mon, Feb 6, 2006	35.55	35.55	35.07	35.28
3450	NYSE	NWN	Fri, Feb 3, 2006	35.32	35.67	35.14	35.48
3449	NYSE	NWN	Thu, Feb 2, 2006	35.58	35.58	34.68	35.32
3448	NYSE	NWN	Wed, Feb 1, 2006	35.62	35.83	35.35	35.65
3447	NYSE	NWN	Tue, Jan 31, 2006	35.39	35.84	35.21	35.59
3446	NYSE	NWN	Mon, Jan 30, 2006	35.82	36.24	35.40	35.49
3445	NYSE	NWN	Fri, Jan 27, 2006	36.20	36.44	35.75	35.82
3444	NYSE	NWN	Thu, Jan 26, 2006	36.19	36.48	35.73	36.48
3443	NYSE	NWN	Wed, Jan 25, 2006	36.28	36.28	35.54	35.99
3442	NYSE	NWN	Tue, Jan 24, 2006	35.90	36.22	35.79	36.22
3441	NYSE	NWN	Mon, Jan 23, 2006	35.96	35.96	35.60	35.84
3440	NYSE	NWN	Fri, Jan 20, 2006	36.27	36.31	35.69	35.80
3439	NYSE	NWN	Thu, Jan 19, 2006	36.18	36.18	35.88	36.07
3438	NYSE	NWN	Wed, Jan 18, 2006	35.80	36.17	35.75	36.06
3437	NYSE	NWN	Tue, Jan 17, 2006	35.93	36.09	35.77	36.00
3436	NYSE	NWN	Fri, Jan 13, 2006	35.77	36.00	35.70	35.93
3435	NYSE	NWN	Thu, Jan 12, 2006	35.85	36.08	35.70	35.72
3434	NYSE	NWN	Wed, Jan 11, 2006	36.10	36.10	35.52	35.90
3433	NYSE	NWN	Tue, Jan 10, 2006	36.02	36.40	35.77	36.10
3432	NYSE	NWN	Mon, Jan 9, 2006	36.09	36.57	36.01	36.01
3431	NYSE	NWN	Fri, Jan 6, 2006	35.58	36.26	35.11	36.10
3430	NYSE	NWN	Thu, Jan 5, 2006	35.74	35.91	35.33	35.43
3429	NYSE	NWN	Wed, Jan 4, 2006	35.65	36.23	35.52	35.68
3428	NYSE	NWN	Tue, Jan 3, 2006	34.55	35.66	34.54	35.55
3427	NYSE	NWN	Fri, Dec 30, 2005	34.15	34.35	33.95	34.18
3426	NYSE	NWN	Thu, Dec 29, 2005	34.76	34.76	34.31	34.32
3425	NYSE	NWN	Wed, Dec 28, 2005	34.46	34.81	34.30	34.73
3424	NYSE	NWN	Tue, Dec 27, 2005	35.07	35.33	34.39	34.41
3423	NYSE	NWN	Fri, Dec 23, 2005	35.18	35.44	34.89	35.04
3422	NYSE	NWN	Thu, Dec 22, 2005	35.10	35.27	34.79	35.06
3421	NYSE	NWN	Wed, Dec 21, 2005	35.21	35.62	34.73	34.97
3420	NYSE	NWN	Tue, Dec 20, 2005	35.15	35.67	35.09	35.15
3419	NYSE	NWN	Mon, Dec 19, 2005	35.40	35.50	35.12	35.30
3418	NYSE	NWN	Fri, Dec 16, 2005	35.30	35.78	35.30	35.40
3417	NYSE	NWN	Thu, Dec 15, 2005	35.02	35.39	34.98	35.30
3416	NYSE	NWN	Wed, Dec 14, 2005	34.95	35.40	34.95	35.20
3415	NYSE	NWN	Tue, Dec 13, 2005	34.57	34.97	34.57	34.95
3414	NYSE	NWN	Mon, Dec 12, 2005	34.75	34.96	34.45	34.67
3413	NYSE	NWN	Fri, Dec 9, 2005	34.43	34.72	34.25	34.71
3412	NYSE	NWN	Thu, Dec 8, 2005	34.47	34.73	34.05	34.40
3411	NYSE	NWN	Wed, Dec 7, 2005	34.43	34.73	34.17	34.40
3410	NYSE	NWN	Tue, Dec 6, 2005	34.57	34.89	34.49	34.58
3409	NYSE	NWN	Mon, Dec 5, 2005	35.01	35.01	34.20	34.61
3408	NYSE	NWN	Fri, Dec 2, 2005	35.00	35.01	34.50	34.94
3407	NYSE	NWN	Thu, Dec 1, 2005	34.51	35.03	34.51	34.89
3406	NYSE	NWN	Wed, Nov 30, 2005	34.57	34.82	34.23	34.36
3405	NYSE	NWN	Tue, Nov 29, 2005	34.60	35.00	34.46	34.55
3404	NYSE	NWN	Mon, Nov 28, 2005	35.12	35.12	34.47	34.50
3403	NYSE	NWN	Fri, Nov 25, 2005	35.12	35.19	34.98	35.14
3402	NYSE	NWN	Wed, Nov 23, 2005	34.89	35.38	34.75	35.12
3401	NYSE	NWN	Tue, Nov 22, 2005	34.97	35.21	34.72	34.94
3400	NYSE	NWN	Mon, Nov 21, 2005	34.63	35.08	34.50	34.96
3399	NYSE	NWN	Fri, Nov 18, 2005	34.79	34.98	34.26	34.61
3398	NYSE	NWN	Thu, Nov 17, 2005	34.29	34.76	34.29	34.54
3397	NYSE	NWN	Wed, Nov 16, 2005	34.53	34.63	34.09	34.15
3396	NYSE	NWN	Tue, Nov 15, 2005	34.65	34.87	34.18	34.47
3395	NYSE	NWN	Mon, Nov 14, 2005	34.95	35.08	34.40	34.69
3394	NYSE	NWN	Fri, Nov 11, 2005	34.94	35.10	34.72	35.05
3393	NYSE	NWN	Thu, Nov 10, 2005	34.73	35.03	33.88	34.98
3392	NYSE	NWN	Wed, Nov 9, 2005	34.52	35.48	34.43	34.73
3391	NYSE	NWN	Tue, Nov 8, 2005	34.81	34.81	34.06	34.45
3390	NYSE	NWN	Mon, Nov 7, 2005	34.98	35.06	34.23	34.81
3389	NYSE	NWN	Fri, Nov 4, 2005	34.95	35.18	34.49	34.83
3388	NYSE	NWN	Thu, Nov 3, 2005	35.37	35.47	34.50	34.85
3387	NYSE	NWN	Wed, Nov 2, 2005	34.11	35.12	34.11	35.12
3386	NYSE	NWN	Tue, Nov 1, 2005	34.39	34.43	33.90	34.10
3385	NYSE	NWN	Mon, Oct 31, 2005	34.14	35.05	34.14	34.60
3384	NYSE	NWN	Fri, Oct 28, 2005	34.00	34.59	33.93	34.44
3383	NYSE	NWN	Thu, Oct 27, 2005	34.78	34.78	33.60	33.75
3382	NYSE	NWN	Wed, Oct 26, 2005	34.96	35.55	34.58	35.11
3381	NYSE	NWN	Tue, Oct 25, 2005	34.61	35.45	34.53	34.95
3380	NYSE	NWN	Mon, Oct 24, 2005	34.37	34.84	34.11	34.71
3379	NYSE	NWN	Fri, Oct 21, 2005	33.99	34.89	33.90	34.27
3378	NYSE	NWN	Thu, Oct 20, 2005	34.40	34.55	33.61	33.91
3377	NYSE	NWN	Wed, Oct 19, 2005	33.82	34.48	33.25	34.48
3376	NYSE	NWN	Tue, Oct 18, 2005	34.47	34.65	33.76	33.76
3375	NYSE	NWN	Mon, Oct 17, 2005	34.55	35.10	34.17	34.57
3374	NYSE	NWN	Fri, Oct 14, 2005	34.25	34.78	33.70	34.72
3373	NYSE	NWN	Thu, Oct 13, 2005	34.40	34.60	33.50	34.04
3372	NYSE	NWN	Wed, Oct 12, 2005	34.63	35.06	33.96	34.36
3371	NYSE	NWN	Tue, Oct 11, 2005	35.32	35.66	34.70	34.71
3370	NYSE	NWN	Mon, Oct 10, 2005	35.75	35.75	35.07	35.24
3369	NYSE	NWN	Fri, Oct 7, 2005	35.28	35.95	35.10	35.67
3368	NYSE	NWN	Thu, Oct 6, 2005	35.59	35.77	34.45	35.17
3367	NYSE	NWN	Wed, Oct 5, 2005	36.69	36.69	35.50	35.60
3366	NYSE	NWN	Tue, Oct 4, 2005	37.41	37.77	36.75	36.84
3365	NYSE	NWN	Mon, Oct 3, 2005	37.20	37.58	37.08	37.41
3364	NYSE	NWN	Fri, Sep 30, 2005	37.65	37.72	36.82	37.22
3363	NYSE	NWN	Thu, Sep 29, 2005	36.74	37.74	36.46	37.71
3362	NYSE	NWN	Wed, Sep 28, 2005	36.73	36.91	36.16	36.71
3361	NYSE	NWN	Tue, Sep 27, 2005	36.74	37.09	36.40	36.72
3360	NYSE	NWN	Mon, Sep 26, 2005	36.65	36.77	36.40	36.71
3359	NYSE	NWN	Fri, Sep 23, 2005	36.08	36.63	35.89	36.50
3358	NYSE	NWN	Thu, Sep 22, 2005	36.30	36.35	35.60	36.17
3357	NYSE	NWN	Wed, Sep 21, 2005	36.70	36.90	36.33	36.35
3356	NYSE	NWN	Tue, Sep 20, 2005	36.96	37.48	36.83	36.85
3355	NYSE	NWN	Mon, Sep 19, 2005	37.39	37.67	37.17	37.18
3354	NYSE	NWN	Fri, Sep 16, 2005	37.21	37.54	37.02	37.50
3353	NYSE	NWN	Thu, Sep 15, 2005	36.95	37.12	36.75	37.02
3352	NYSE	NWN	Wed, Sep 14, 2005	36.84	37.21	36.75	36.87
3351	NYSE	NWN	Tue, Sep 13, 2005	37.30	37.40	36.84	36.99
3350	NYSE	NWN	Mon, Sep 12, 2005	37.16	37.57	36.83	37.49
3349	NYSE	NWN	Fri, Sep 9, 2005	36.88	37.36	36.79	37.32
3348	NYSE	NWN	Thu, Sep 8, 2005	37.21	37.21	36.66	36.79
3347	NYSE	NWN	Wed, Sep 7, 2005	36.98	37.46	36.81	37.39
3346	NYSE	NWN	Tue, Sep 6, 2005	36.97	37.57	36.89	37.03
3345	NYSE	NWN	Fri, Sep 2, 2005	37.31	37.43	36.74	36.81
3344	NYSE	NWN	Thu, Sep 1, 2005	36.68	37.55	36.55	37.41
3343	NYSE	NWN	Wed, Aug 31, 2005	36.19	36.79	36.03	36.78
3342	NYSE	NWN	Tue, Aug 30, 2005	36.03	36.28	35.76	36.25
3341	NYSE	NWN	Mon, Aug 29, 2005	35.75	36.09	35.62	36.09
3340	NYSE	NWN	Fri, Aug 26, 2005	36.56	36.62	35.73	35.81
3339	NYSE	NWN	Thu, Aug 25, 2005	36.56	36.80	36.36	36.56
3338	NYSE	NWN	Wed, Aug 24, 2005	37.00	37.25	36.54	36.59
3337	NYSE	NWN	Tue, Aug 23, 2005	37.11	37.12	36.68	37.03
3336	NYSE	NWN	Mon, Aug 22, 2005	37.05	37.16	36.80	37.15
3335	NYSE	NWN	Fri, Aug 19, 2005	36.53	37.04	36.40	36.97
3334	NYSE	NWN	Thu, Aug 18, 2005	36.37	36.83	35.87	36.63
3333	NYSE	NWN	Wed, Aug 17, 2005	36.50	36.69	36.23	36.49
3332	NYSE	NWN	Tue, Aug 16, 2005	37.05	37.06	36.50	36.50
3331	NYSE	NWN	Mon, Aug 15, 2005	36.95	37.45	36.60	37.17
3330	NYSE	NWN	Fri, Aug 12, 2005	37.21	37.26	36.62	36.94
3329	NYSE	NWN	Thu, Aug 11, 2005	36.94	37.56	36.87	37.38
3328	NYSE	NWN	Wed, Aug 10, 2005	37.03	37.53	36.56	37.00
3327	NYSE	NWN	Tue, Aug 9, 2005	36.86	37.12	36.68	36.80
3326	NYSE	NWN	Mon, Aug 8, 2005	37.61	37.88	36.59	36.78
3325	NYSE	NWN	Fri, Aug 5, 2005	38.17	38.22	37.30	37.65
3324	NYSE	NWN	Thu, Aug 4, 2005	39.05	39.05	37.93	38.30
3323	NYSE	NWN	Wed, Aug 3, 2005	39.55	39.63	38.95	39.12
3322	NYSE	NWN	Tue, Aug 2, 2005	38.60	39.59	38.60	39.50
3321	NYSE	NWN	Mon, Aug 1, 2005	38.64	39.22	38.55	38.60
3320	NYSE	NWN	Fri, Jul 29, 2005	38.88	39.18	38.51	38.59
3319	NYSE	NWN	Thu, Jul 28, 2005	38.33	39.02	38.20	38.93
3318	NYSE	NWN	Wed, Jul 27, 2005	38.12	38.37	37.80	38.23
3317	NYSE	NWN	Tue, Jul 26, 2005	38.32	38.60	38.12	38.30
3316	NYSE	NWN	Mon, Jul 25, 2005	38.86	38.86	38.24	38.33
3315	NYSE	NWN	Fri, Jul 22, 2005	38.06	38.85	37.82	38.85
3314	NYSE	NWN	Thu, Jul 21, 2005	38.81	38.82	37.91	38.00
3313	NYSE	NWN	Wed, Jul 20, 2005	38.75	38.85	38.32	38.79
3312	NYSE	NWN	Tue, Jul 19, 2005	38.43	38.78	38.36	38.65
3311	NYSE	NWN	Mon, Jul 18, 2005	38.29	38.59	38.10	38.32
3310	NYSE	NWN	Fri, Jul 15, 2005	38.11	38.48	37.87	38.38
3309	NYSE	NWN	Thu, Jul 14, 2005	39.05	39.14	38.09	38.14
3308	NYSE	NWN	Wed, Jul 13, 2005	38.88	38.89	38.49	38.81
3307	NYSE	NWN	Tue, Jul 12, 2005	38.98	39.20	38.70	38.94
3306	NYSE	NWN	Mon, Jul 11, 2005	38.98	39.20	38.76	39.02
3305	NYSE	NWN	Fri, Jul 8, 2005	38.38	39.00	38.01	38.93
3304	NYSE	NWN	Thu, Jul 7, 2005	38.20	38.50	37.67	38.38
3303	NYSE	NWN	Wed, Jul 6, 2005	38.65	38.72	38.28	38.45
3302	NYSE	NWN	Tue, Jul 5, 2005	38.50	38.86	38.10	38.68
3301	NYSE	NWN	Fri, Jul 1, 2005	38.34	38.61	38.06	38.60
3300	NYSE	NWN	Thu, Jun 30, 2005	38.00	38.54	37.82	38.24
3299	NYSE	NWN	Wed, Jun 29, 2005	38.50	38.67	37.88	38.00
3298	NYSE	NWN	Tue, Jun 28, 2005	37.60	38.46	37.60	38.46
3297	NYSE	NWN	Mon, Jun 27, 2005	37.43	37.73	37.25	37.44
3296	NYSE	NWN	Fri, Jun 24, 2005	36.50	37.42	36.24	37.42
3295	NYSE	NWN	Thu, Jun 23, 2005	36.80	37.03	36.46	36.50
3294	NYSE	NWN	Wed, Jun 22, 2005	36.78	37.01	36.72	36.87
3293	NYSE	NWN	Tue, Jun 21, 2005	37.22	37.27	36.58	36.68
3292	NYSE	NWN	Mon, Jun 20, 2005	37.65	37.75	37.21	37.21
3291	NYSE	NWN	Fri, Jun 17, 2005	37.98	38.09	37.60	37.95
3290	NYSE	NWN	Thu, Jun 16, 2005	37.14	37.68	36.96	37.68
3289	NYSE	NWN	Wed, Jun 15, 2005	37.25	37.25	36.70	37.12
3288	NYSE	NWN	Tue, Jun 14, 2005	36.98	37.22	36.94	37.10
3287	NYSE	NWN	Mon, Jun 13, 2005	36.61	37.32	36.50	37.07
3286	NYSE	NWN	Fri, Jun 10, 2005	36.61	36.82	36.55	36.60
3285	NYSE	NWN	Thu, Jun 9, 2005	36.29	36.65	36.20	36.65
3284	NYSE	NWN	Wed, Jun 8, 2005	37.10	37.30	36.27	36.30
3283	NYSE	NWN	Tue, Jun 7, 2005	36.97	37.83	36.97	37.00
3282	NYSE	NWN	Mon, Jun 6, 2005	36.78	36.92	36.71	36.87
3281	NYSE	NWN	Fri, Jun 3, 2005	36.49	37.29	36.44	36.84
3280	NYSE	NWN	Thu, Jun 2, 2005	36.25	36.75	36.22	36.49
3279	NYSE	NWN	Wed, Jun 1, 2005	36.25	36.72	36.14	36.28
3278	NYSE	NWN	Tue, May 31, 2005	36.15	36.71	35.90	36.20
3277	NYSE	NWN	Fri, May 27, 2005	36.00	36.18	35.67	36.10
3276	NYSE	NWN	Thu, May 26, 2005	36.21	36.50	35.98	36.09
3275	NYSE	NWN	Wed, May 25, 2005	36.01	36.26	35.48	36.03
3274	NYSE	NWN	Tue, May 24, 2005	36.13	36.18	35.89	36.00
3273	NYSE	NWN	Mon, May 23, 2005	36.56	36.60	36.21	36.36
3272	NYSE	NWN	Fri, May 20, 2005	37.09	37.09	36.42	36.57
3271	NYSE	NWN	Thu, May 19, 2005	37.37	37.72	36.88	37.10
3270	NYSE	NWN	Wed, May 18, 2005	36.58	37.38	36.49	37.38
3269	NYSE	NWN	Tue, May 17, 2005	36.47	36.70	36.04	36.54
3268	NYSE	NWN	Mon, May 16, 2005	35.95	36.60	35.95	36.47
3267	NYSE	NWN	Fri, May 13, 2005	36.29	36.72	35.58	35.85
3266	NYSE	NWN	Thu, May 12, 2005	36.40	36.64	36.10	36.11
3265	NYSE	NWN	Wed, May 11, 2005	36.10	36.60	35.55	36.40
3264	NYSE	NWN	Tue, May 10, 2005	36.40	36.53	35.90	36.10
3263	NYSE	NWN	Mon, May 9, 2005	35.95	36.40	35.87	36.40
3262	NYSE	NWN	Fri, May 6, 2005	36.38	36.48	35.96	35.96
3261	NYSE	NWN	Thu, May 5, 2005	36.00	36.55	36.00	36.15
3260	NYSE	NWN	Wed, May 4, 2005	35.25	36.10	35.25	36.00
3259	NYSE	NWN	Tue, May 3, 2005	35.40	35.92	35.04	35.22
3258	NYSE	NWN	Mon, May 2, 2005	35.60	35.70	35.05	35.50
3257	NYSE	NWN	Fri, Apr 29, 2005	35.10	35.80	34.73	35.50
3256	NYSE	NWN	Thu, Apr 28, 2005	35.58	35.58	34.80	34.90
3255	NYSE	NWN	Wed, Apr 27, 2005	35.17	35.70	34.91	35.57
3254	NYSE	NWN	Tue, Apr 26, 2005	35.55	35.98	35.30	35.44
3253	NYSE	NWN	Mon, Apr 25, 2005	35.75	35.84	35.15	35.66
3252	NYSE	NWN	Fri, Apr 22, 2005	35.10	35.56	34.81	35.50
3251	NYSE	NWN	Thu, Apr 21, 2005	35.15	35.51	35.05	35.20
3250	NYSE	NWN	Wed, Apr 20, 2005	35.56	35.56	34.64	34.98
3249	NYSE	NWN	Tue, Apr 19, 2005	35.24	35.56	34.97	35.56
3248	NYSE	NWN	Mon, Apr 18, 2005	34.80	35.80	34.36	35.15
3247	NYSE	NWN	Fri, Apr 15, 2005	35.28	35.65	34.58	34.86
3246	NYSE	NWN	Thu, Apr 14, 2005	35.75	35.89	35.08	35.26
3245	NYSE	NWN	Wed, Apr 13, 2005	36.00	36.00	35.55	35.74
3244	NYSE	NWN	Tue, Apr 12, 2005	35.20	36.23	35.07	36.23
3243	NYSE	NWN	Mon, Apr 11, 2005	35.61	35.65	35.34	35.40
3242	NYSE	NWN	Fri, Apr 8, 2005	36.25	36.34	35.58	35.62
3241	NYSE	NWN	Thu, Apr 7, 2005	35.90	36.38	35.74	36.07
3240	NYSE	NWN	Wed, Apr 6, 2005	35.90	36.52	35.84	35.87
3239	NYSE	NWN	Tue, Apr 5, 2005	36.22	36.49	36.06	36.10
3238	NYSE	NWN	Mon, Apr 4, 2005	35.85	36.31	35.59	36.24
3237	NYSE	NWN	Fri, Apr 1, 2005	36.30	36.50	35.82	35.94
3236	NYSE	NWN	Thu, Mar 31, 2005	35.89	36.17	35.73	36.17
3235	NYSE	NWN	Wed, Mar 30, 2005	35.43	35.96	35.43	35.93
3234	NYSE	NWN	Tue, Mar 29, 2005	35.45	36.08	35.06	35.46
3233	NYSE	NWN	Mon, Mar 28, 2005	35.53	35.90	35.43	35.61
3232	NYSE	NWN	Thu, Mar 24, 2005	35.04	35.66	35.04	35.33
3231	NYSE	NWN	Wed, Mar 23, 2005	35.60	35.60	35.07	35.07
3230	NYSE	NWN	Tue, Mar 22, 2005	36.40	36.55	35.74	35.75
3229	NYSE	NWN	Mon, Mar 21, 2005	36.50	36.50	36.00	36.20
3228	NYSE	NWN	Fri, Mar 18, 2005	36.36	36.44	35.67	36.30
3227	NYSE	NWN	Thu, Mar 17, 2005	35.70	36.32	35.70	36.04
3226	NYSE	NWN	Wed, Mar 16, 2005	36.00	36.24	35.80	35.83
3225	NYSE	NWN	Tue, Mar 15, 2005	36.45	36.85	36.09	36.15
3224	NYSE	NWN	Mon, Mar 14, 2005	35.68	36.38	35.68	36.28
3223	NYSE	NWN	Fri, Mar 11, 2005	35.70	36.14	35.59	35.90
3222	NYSE	NWN	Thu, Mar 10, 2005	35.80	36.05	35.60	35.70
3221	NYSE	NWN	Wed, Mar 9, 2005	36.47	36.60	36.02	36.02
3220	NYSE	NWN	Tue, Mar 8, 2005	36.95	37.05	36.50	36.60
3219	NYSE	NWN	Mon, Mar 7, 2005	36.79	37.17	36.79	36.95
3218	NYSE	NWN	Fri, Mar 4, 2005	36.46	37.11	36.46	36.98
3217	NYSE	NWN	Thu, Mar 3, 2005	36.49	36.77	36.12	36.48
3216	NYSE	NWN	Wed, Mar 2, 2005	36.75	36.82	36.24	36.35
3215	NYSE	NWN	Tue, Mar 1, 2005	36.43	36.67	36.03	36.50
3214	NYSE	NWN	Mon, Feb 28, 2005	36.35	36.57	35.94	36.43
3213	NYSE	NWN	Fri, Feb 25, 2005	35.78	36.35	35.63	36.33
3212	NYSE	NWN	Thu, Feb 24, 2005	35.51	35.88	35.30	35.78
3211	NYSE	NWN	Wed, Feb 23, 2005	35.73	36.11	35.49	35.49
3210	NYSE	NWN	Tue, Feb 22, 2005	36.44	36.50	35.63	35.79
3209	NYSE	NWN	Fri, Feb 18, 2005	36.73	36.75	36.16	36.44
3208	NYSE	NWN	Thu, Feb 17, 2005	36.52	36.82	36.38	36.55
3207	NYSE	NWN	Wed, Feb 16, 2005	37.08	37.24	36.50	36.77
3206	NYSE	NWN	Tue, Feb 15, 2005	35.75	37.18	35.72	37.08
3205	NYSE	NWN	Mon, Feb 14, 2005	36.05	36.19	35.73	36.19
3204	NYSE	NWN	Fri, Feb 11, 2005	35.42	36.15	35.01	35.92
3203	NYSE	NWN	Thu, Feb 10, 2005	35.35	35.72	35.00	35.42
3202	NYSE	NWN	Wed, Feb 9, 2005	35.15	35.44	34.93	35.16
3201	NYSE	NWN	Tue, Feb 8, 2005	34.94	35.17	34.73	35.17
3200	NYSE	NWN	Mon, Feb 7, 2005	34.65	34.94	34.40	34.94
3199	NYSE	NWN	Fri, Feb 4, 2005	34.00	34.80	34.00	34.80
3198	NYSE	NWN	Thu, Feb 3, 2005	34.38	34.38	33.94	34.15
3197	NYSE	NWN	Wed, Feb 2, 2005	34.00	34.41	33.78	34.34
3196	NYSE	NWN	Tue, Feb 1, 2005	33.85	34.41	33.73	34.08
3195	NYSE	NWN	Mon, Jan 31, 2005	33.55	33.99	33.43	33.95
3194	NYSE	NWN	Fri, Jan 28, 2005	33.50	33.62	33.15	33.39
3193	NYSE	NWN	Thu, Jan 27, 2005	33.61	33.95	33.08	33.48
3192	NYSE	NWN	Wed, Jan 26, 2005	33.30	34.00	33.25	33.93
3191	NYSE	NWN	Tue, Jan 25, 2005	33.40	33.67	33.20	33.25
3190	NYSE	NWN	Mon, Jan 24, 2005	33.19	33.75	33.00	33.21
3189	NYSE	NWN	Fri, Jan 21, 2005	33.28	33.46	33.07	33.18
3188	NYSE	NWN	Thu, Jan 20, 2005	33.01	33.58	32.95	33.15
3187	NYSE	NWN	Wed, Jan 19, 2005	33.55	33.61	33.14	33.14
3186	NYSE	NWN	Tue, Jan 18, 2005	33.43	33.75	33.17	33.70
3185	NYSE	NWN	Fri, Jan 14, 2005	32.90	33.44	32.80	33.42
3184	NYSE	NWN	Thu, Jan 13, 2005	33.10	33.20	32.64	32.69
3183	NYSE	NWN	Wed, Jan 12, 2005	33.05	33.16	32.65	32.95
3182	NYSE	NWN	Tue, Jan 11, 2005	32.72	33.09	32.42	32.80
3181	NYSE	NWN	Mon, Jan 10, 2005	32.75	33.37	32.70	32.80
3180	NYSE	NWN	Fri, Jan 7, 2005	33.20	33.36	32.60	32.80
3179	NYSE	NWN	Thu, Jan 6, 2005	32.64	33.38	32.60	32.97
3178	NYSE	NWN	Wed, Jan 5, 2005	33.00	33.26	32.61	32.61
3177	NYSE	NWN	Tue, Jan 4, 2005	33.50	33.66	32.92	33.10
3176	NYSE	NWN	Mon, Jan 3, 2005	33.71	33.97	33.13	33.28
3175	NYSE	NWN	Fri, Dec 31, 2004	33.82	34.02	33.68	33.74
3174	NYSE	NWN	Thu, Dec 30, 2004	33.83	34.06	33.70	33.90
3173	NYSE	NWN	Wed, Dec 29, 2004	33.85	33.90	33.60	33.84
3172	NYSE	NWN	Tue, Dec 28, 2004	33.43	33.80	33.43	33.71
3171	NYSE	NWN	Mon, Dec 27, 2004	33.75	33.89	33.20	33.20
3170	NYSE	NWN	Thu, Dec 23, 2004	33.76	33.88	33.53	33.61
3169	NYSE	NWN	Wed, Dec 22, 2004	33.49	33.76	33.49	33.74
3168	NYSE	NWN	Tue, Dec 21, 2004	33.20	33.49	32.77	33.49
3167	NYSE	NWN	Mon, Dec 20, 2004	33.15	33.46	32.84	33.05
3166	NYSE	NWN	Fri, Dec 17, 2004	33.15	33.27	32.88	33.15
3165	NYSE	NWN	Thu, Dec 16, 2004	33.50	33.50	32.98	33.02
3164	NYSE	NWN	Wed, Dec 15, 2004	32.80	33.39	32.80	33.39
3163	NYSE	NWN	Tue, Dec 14, 2004	32.75	33.00	32.56	32.95
3162	NYSE	NWN	Mon, Dec 13, 2004	32.90	33.02	32.65	32.85
3161	NYSE	NWN	Fri, Dec 10, 2004	32.40	32.95	32.04	32.79
3160	NYSE	NWN	Thu, Dec 9, 2004	32.20	32.64	32.11	32.50
3159	NYSE	NWN	Wed, Dec 8, 2004	32.05	32.55	32.05	32.35
3158	NYSE	NWN	Tue, Dec 7, 2004	32.75	32.95	32.23	32.23
3157	NYSE	NWN	Mon, Dec 6, 2004	32.70	33.05	32.31	32.85
3156	NYSE	NWN	Fri, Dec 3, 2004	32.85	33.23	32.37	32.79
3155	NYSE	NWN	Thu, Dec 2, 2004	33.88	33.88	33.05	33.16
3154	NYSE	NWN	Wed, Dec 1, 2004	33.69	34.00	33.58	33.88
3153	NYSE	NWN	Tue, Nov 30, 2004	33.75	34.13	33.70	33.86
3152	NYSE	NWN	Mon, Nov 29, 2004	33.61	34.06	33.45	33.85
3151	NYSE	NWN	Fri, Nov 26, 2004	33.32	33.69	33.32	33.56
3150	NYSE	NWN	Wed, Nov 24, 2004	33.15	33.52	33.15	33.44
3149	NYSE	NWN	Tue, Nov 23, 2004	33.05	33.26	32.75	33.26
3148	NYSE	NWN	Mon, Nov 22, 2004	32.40	33.21	32.40	33.16
3147	NYSE	NWN	Fri, Nov 19, 2004	32.95	33.00	32.53	32.53
3146	NYSE	NWN	Thu, Nov 18, 2004	33.11	33.11	32.86	33.00
3145	NYSE	NWN	Wed, Nov 17, 2004	33.05	33.60	32.82	33.10
3144	NYSE	NWN	Tue, Nov 16, 2004	33.50	33.55	32.87	32.88
3143	NYSE	NWN	Mon, Nov 15, 2004	33.60	33.60	32.98	33.29
3142	NYSE	NWN	Fri, Nov 12, 2004	33.25	33.42	32.95	33.40
3141	NYSE	NWN	Thu, Nov 11, 2004	32.76	33.25	32.67	33.11
3140	NYSE	NWN	Wed, Nov 10, 2004	32.95	32.95	32.60	32.75
3139	NYSE	NWN	Tue, Nov 9, 2004	32.49	32.90	32.34	32.89
3138	NYSE	NWN	Mon, Nov 8, 2004	32.74	32.95	32.54	32.55
3137	NYSE	NWN	Fri, Nov 5, 2004	32.80	32.86	32.41	32.74
3136	NYSE	NWN	Thu, Nov 4, 2004	32.09	32.91	31.91	32.80
3135	NYSE	NWN	Wed, Nov 3, 2004	31.75	32.35	31.75	32.34
3134	NYSE	NWN	Tue, Nov 2, 2004	32.05	32.15	31.34	31.58
3133	NYSE	NWN	Mon, Nov 1, 2004	31.70	32.15	31.45	32.15
3132	NYSE	NWN	Fri, Oct 29, 2004	31.55	31.77	31.35	31.70
3131	NYSE	NWN	Thu, Oct 28, 2004	31.70	31.85	31.27	31.68
3130	NYSE	NWN	Wed, Oct 27, 2004	31.44	31.90	31.30	31.90
3129	NYSE	NWN	Tue, Oct 26, 2004	31.12	31.69	31.12	31.60
3128	NYSE	NWN	Mon, Oct 25, 2004	30.81	31.63	30.81	31.24
3127	NYSE	NWN	Fri, Oct 22, 2004	31.06	31.29	30.77	30.78
3126	NYSE	NWN	Thu, Oct 21, 2004	31.20	31.25	31.00	31.06
3125	NYSE	NWN	Wed, Oct 20, 2004	31.17	31.44	31.10	31.12
3124	NYSE	NWN	Tue, Oct 19, 2004	31.17	31.68	31.16	31.17
3123	NYSE	NWN	Mon, Oct 18, 2004	31.41	31.83	31.20	31.20
3122	NYSE	NWN	Fri, Oct 15, 2004	31.16	31.79	31.04	31.40
3121	NYSE	NWN	Thu, Oct 14, 2004	31.21	31.37	31.11	31.16
3120	NYSE	NWN	Wed, Oct 13, 2004	31.87	31.87	31.15	31.26
3119	NYSE	NWN	Tue, Oct 12, 2004	31.15	31.87	31.15	31.84
3118	NYSE	NWN	Mon, Oct 11, 2004	31.50	31.55	31.20	31.20
3117	NYSE	NWN	Fri, Oct 8, 2004	31.45	31.68	31.41	31.42
3116	NYSE	NWN	Thu, Oct 7, 2004	31.85	31.85	31.51	31.52
3115	NYSE	NWN	Wed, Oct 6, 2004	31.85	31.94	31.76	31.94
3114	NYSE	NWN	Tue, Oct 5, 2004	32.34	32.34	31.83	32.00
3113	NYSE	NWN	Mon, Oct 4, 2004	32.21	32.35	32.13	32.35
3112	NYSE	NWN	Fri, Oct 1, 2004	31.80	32.21	31.80	32.18
3111	NYSE	NWN	Thu, Sep 30, 2004	31.84	31.93	31.64	31.73
3110	NYSE	NWN	Wed, Sep 29, 2004	31.50	31.94	31.41	31.94
3109	NYSE	NWN	Tue, Sep 28, 2004	31.00	31.53	31.00	31.40
3108	NYSE	NWN	Mon, Sep 27, 2004	31.10	31.25	30.99	31.07
3107	NYSE	NWN	Fri, Sep 24, 2004	31.15	31.30	31.08	31.25
3106	NYSE	NWN	Thu, Sep 23, 2004	31.34	31.38	31.14	31.23
3105	NYSE	NWN	Wed, Sep 22, 2004	31.85	31.85	31.36	31.36
3104	NYSE	NWN	Tue, Sep 21, 2004	32.00	32.05	31.81	31.99
3103	NYSE	NWN	Mon, Sep 20, 2004	32.10	32.12	31.77	32.10
3102	NYSE	NWN	Fri, Sep 17, 2004	32.04	32.10	31.67	32.02
3101	NYSE	NWN	Thu, Sep 16, 2004	31.55	31.93	31.55	31.84
3100	NYSE	NWN	Wed, Sep 15, 2004	31.48	31.65	31.36	31.50
3099	NYSE	NWN	Tue, Sep 14, 2004	31.87	32.00	31.41	31.53
3098	NYSE	NWN	Mon, Sep 13, 2004	32.34	32.34	31.65	31.82
3097	NYSE	NWN	Fri, Sep 10, 2004	32.00	32.37	31.83	32.28
3096	NYSE	NWN	Thu, Sep 9, 2004	31.79	32.34	31.79	32.18
3095	NYSE	NWN	Wed, Sep 8, 2004	31.75	31.98	31.72	31.89
3094	NYSE	NWN	Tue, Sep 7, 2004	31.36	31.90	31.36	31.90
3093	NYSE	NWN	Fri, Sep 3, 2004	31.42	31.52	31.30	31.45
3092	NYSE	NWN	Thu, Sep 2, 2004	30.97	31.46	30.90	31.46
3091	NYSE	NWN	Wed, Sep 1, 2004	30.68	30.90	30.48	30.90
3090	NYSE	NWN	Tue, Aug 31, 2004	30.55	30.90	30.40	30.83
3089	NYSE	NWN	Mon, Aug 30, 2004	30.44	30.66	30.40	30.46
3088	NYSE	NWN	Fri, Aug 27, 2004	30.48	30.53	30.33	30.49
3087	NYSE	NWN	Thu, Aug 26, 2004	30.50	30.50	30.24	30.45
3086	NYSE	NWN	Wed, Aug 25, 2004	30.02	30.63	30.02	30.50
3085	NYSE	NWN	Tue, Aug 24, 2004	30.20	30.24	30.00	30.20
3084	NYSE	NWN	Mon, Aug 23, 2004	30.31	30.39	29.84	30.02
3083	NYSE	NWN	Fri, Aug 20, 2004	30.02	30.27	29.98	30.25
3082	NYSE	NWN	Thu, Aug 19, 2004	30.02	30.14	29.95	29.96
3081	NYSE	NWN	Wed, Aug 18, 2004	29.95	30.28	29.95	30.17
3080	NYSE	NWN	Tue, Aug 17, 2004	30.16	30.19	29.75	29.93
3079	NYSE	NWN	Mon, Aug 16, 2004	29.75	30.16	29.68	30.16
3078	NYSE	NWN	Fri, Aug 13, 2004	29.60	29.76	29.50	29.50
3077	NYSE	NWN	Thu, Aug 12, 2004	29.82	29.82	29.42	29.50
3076	NYSE	NWN	Wed, Aug 11, 2004	29.41	29.83	29.15	29.69
3075	NYSE	NWN	Tue, Aug 10, 2004	29.30	29.66	29.25	29.41
3074	NYSE	NWN	Mon, Aug 9, 2004	29.30	29.33	29.13	29.22
3073	NYSE	NWN	Fri, Aug 6, 2004	29.42	29.61	29.29	29.35
3072	NYSE	NWN	Thu, Aug 5, 2004	29.77	29.93	29.51	29.52
3071	NYSE	NWN	Wed, Aug 4, 2004	29.55	29.98	29.44	29.72
3070	NYSE	NWN	Tue, Aug 3, 2004	29.30	29.72	28.92	29.70
3069	NYSE	NWN	Mon, Aug 2, 2004	29.18	29.48	28.84	29.40
3068	NYSE	NWN	Fri, Jul 30, 2004	29.80	29.80	29.30	29.38
3067	NYSE	NWN	Thu, Jul 29, 2004	29.55	29.90	29.55	29.90
3066	NYSE	NWN	Wed, Jul 28, 2004	29.63	29.69	29.13	29.56
3065	NYSE	NWN	Tue, Jul 27, 2004	29.60	29.96	29.45	29.91
3064	NYSE	NWN	Mon, Jul 26, 2004	30.00	30.05	29.35	29.70
3063	NYSE	NWN	Fri, Jul 23, 2004	30.00	30.57	29.85	30.10
3062	NYSE	NWN	Thu, Jul 22, 2004	30.79	30.91	30.05	30.05
3061	NYSE	NWN	Wed, Jul 21, 2004	31.53	31.55	30.69	30.69
3060	NYSE	NWN	Tue, Jul 20, 2004	31.44	31.53	31.39	31.48
3059	NYSE	NWN	Mon, Jul 19, 2004	31.18	31.50	31.06	31.34
3058	NYSE	NWN	Fri, Jul 16, 2004	31.00	31.40	30.97	31.33
3057	NYSE	NWN	Thu, Jul 15, 2004	30.80	31.18	30.71	31.12
3056	NYSE	NWN	Wed, Jul 14, 2004	30.70	30.97	30.60	30.73
3055	NYSE	NWN	Tue, Jul 13, 2004	30.82	30.90	30.67	30.76
3054	NYSE	NWN	Mon, Jul 12, 2004	30.55	30.97	30.55	30.77
3053	NYSE	NWN	Fri, Jul 9, 2004	30.60	30.76	30.35	30.63
3052	NYSE	NWN	Thu, Jul 8, 2004	30.63	30.76	30.44	30.53
3051	NYSE	NWN	Wed, Jul 7, 2004	30.15	30.74	29.97	30.61
3050	NYSE	NWN	Tue, Jul 6, 2004	30.14	30.23	29.88	29.97
3049	NYSE	NWN	Fri, Jul 2, 2004	30.15	30.37	30.05	30.14
3048	NYSE	NWN	Thu, Jul 1, 2004	30.50	30.50	30.10	30.12
3047	NYSE	NWN	Wed, Jun 30, 2004	30.48	30.52	30.32	30.50
3046	NYSE	NWN	Tue, Jun 29, 2004	30.54	30.75	30.12	30.37
3045	NYSE	NWN	Mon, Jun 28, 2004	30.50	30.60	30.40	30.50
3044	NYSE	NWN	Fri, Jun 25, 2004	30.15	30.50	29.98	30.50
3043	NYSE	NWN	Thu, Jun 24, 2004	30.50	30.55	30.18	30.23
3042	NYSE	NWN	Wed, Jun 23, 2004	30.18	30.56	30.03	30.56
3041	NYSE	NWN	Tue, Jun 22, 2004	29.98	30.20	29.70	30.16
3040	NYSE	NWN	Mon, Jun 21, 2004	30.10	30.20	29.81	30.08
3039	NYSE	NWN	Fri, Jun 18, 2004	30.25	30.25	30.02	30.15
3038	NYSE	NWN	Thu, Jun 17, 2004	29.77	30.12	29.54	30.12
3037	NYSE	NWN	Wed, Jun 16, 2004	29.79	30.06	29.56	29.60
3036	NYSE	NWN	Tue, Jun 15, 2004	29.66	29.79	29.55	29.79
3035	NYSE	NWN	Mon, Jun 14, 2004	29.62	29.72	29.38	29.46
3034	NYSE	NWN	Thu, Jun 10, 2004	29.35	29.75	29.35	29.59
3033	NYSE	NWN	Wed, Jun 9, 2004	29.40	29.52	29.10	29.20
3032	NYSE	NWN	Tue, Jun 8, 2004	29.57	29.62	29.37	29.43
3031	NYSE	NWN	Mon, Jun 7, 2004	29.23	29.62	29.13	29.51
3030	NYSE	NWN	Fri, Jun 4, 2004	29.19	29.51	28.89	29.08
3029	NYSE	NWN	Thu, Jun 3, 2004	29.31	29.45	28.94	28.94
3028	NYSE	NWN	Wed, Jun 2, 2004	29.41	29.49	29.16	29.32
3027	NYSE	NWN	Tue, Jun 1, 2004	29.15	29.52	29.15	29.36
3026	NYSE	NWN	Fri, May 28, 2004	29.50	29.50	29.10	29.11
3025	NYSE	NWN	Thu, May 27, 2004	29.05	29.31	28.90	29.15
3024	NYSE	NWN	Wed, May 26, 2004	28.99	29.18	28.86	29.10
3023	NYSE	NWN	Tue, May 25, 2004	28.54	29.09	28.48	28.99
3022	NYSE	NWN	Mon, May 24, 2004	28.30	28.54	28.10	28.54
3021	NYSE	NWN	Fri, May 21, 2004	28.30	28.35	27.95	28.24
3020	NYSE	NWN	Thu, May 20, 2004	28.15	28.40	28.03	28.20
3019	NYSE	NWN	Wed, May 19, 2004	28.35	28.65	27.82	28.15
3018	NYSE	NWN	Tue, May 18, 2004	28.07	28.23	27.81	28.20
3017	NYSE	NWN	Mon, May 17, 2004	28.28	28.28	27.90	27.92
3016	NYSE	NWN	Fri, May 14, 2004	28.53	28.75	28.16	28.25
3015	NYSE	NWN	Thu, May 13, 2004	28.20	28.53	28.01	28.53
3014	NYSE	NWN	Wed, May 12, 2004	28.12	28.12	27.46	28.11
3013	NYSE	NWN	Tue, May 11, 2004	28.40	28.45	28.00	28.17
3012	NYSE	NWN	Mon, May 10, 2004	28.60	28.60	28.15	28.15
3011	NYSE	NWN	Fri, May 7, 2004	29.07	29.23	28.42	28.51
3010	NYSE	NWN	Thu, May 6, 2004	29.27	29.27	28.51	29.02
3009	NYSE	NWN	Wed, May 5, 2004	29.40	29.51	29.20	29.22
3008	NYSE	NWN	Tue, May 4, 2004	29.70	29.84	29.37	29.48
3007	NYSE	NWN	Mon, May 3, 2004	29.48	29.80	29.35	29.74
3006	NYSE	NWN	Fri, Apr 30, 2004	29.70	30.04	29.40	29.40
3005	NYSE	NWN	Thu, Apr 29, 2004	29.92	30.41	29.55	29.64
3004	NYSE	NWN	Wed, Apr 28, 2004	30.30	30.69	29.85	29.85
3003	NYSE	NWN	Tue, Apr 27, 2004	30.75	30.86	30.55	30.78
3002	NYSE	NWN	Mon, Apr 26, 2004	30.25	30.74	30.20	30.70
3001	NYSE	NWN	Fri, Apr 23, 2004	30.40	30.57	30.11	30.30
3000	NYSE	NWN	Thu, Apr 22, 2004	29.75	30.37	29.67	30.26
2999	NYSE	NWN	Wed, Apr 21, 2004	29.65	29.83	29.15	29.83
2998	NYSE	NWN	Tue, Apr 20, 2004	30.05	30.19	29.57	29.57
2997	NYSE	NWN	Mon, Apr 19, 2004	30.08	30.15	29.72	29.97
2996	NYSE	NWN	Fri, Apr 16, 2004	29.70	30.15	29.65	30.07
2995	NYSE	NWN	Thu, Apr 15, 2004	29.73	29.82	29.61	29.70
2994	NYSE	NWN	Wed, Apr 14, 2004	30.20	30.20	29.55	29.73
2993	NYSE	NWN	Tue, Apr 13, 2004	30.65	30.83	30.00	30.15
2992	NYSE	NWN	Mon, Apr 12, 2004	31.05	31.28	30.49	30.78
2991	NYSE	NWN	Thu, Apr 8, 2004	31.37	31.37	31.00	31.00
2990	NYSE	NWN	Wed, Apr 7, 2004	31.23	31.27	31.00	31.25
2989	NYSE	NWN	Tue, Apr 6, 2004	31.48	31.48	31.19	31.21
2988	NYSE	NWN	Mon, Apr 5, 2004	31.41	31.56	31.25	31.37
2987	NYSE	NWN	Fri, Apr 2, 2004	31.58	31.65	31.29	31.51
2986	NYSE	NWN	Thu, Apr 1, 2004	31.20	31.57	31.20	31.57
2985	NYSE	NWN	Wed, Mar 31, 2004	31.10	31.25	30.90	31.25
2984	NYSE	NWN	Tue, Mar 30, 2004	31.34	31.35	31.11	31.25
2983	NYSE	NWN	Mon, Mar 29, 2004	31.24	31.58	31.18	31.58
2982	NYSE	NWN	Fri, Mar 26, 2004	31.30	31.37	31.10	31.23
2981	NYSE	NWN	Thu, Mar 25, 2004	31.16	31.36	31.06	31.29
2980	NYSE	NWN	Wed, Mar 24, 2004	31.30	31.33	31.10	31.15
2979	NYSE	NWN	Tue, Mar 23, 2004	31.25	31.47	31.20	31.20
2978	NYSE	NWN	Mon, Mar 22, 2004	31.75	31.75	31.12	31.12
2977	NYSE	NWN	Fri, Mar 19, 2004	32.18	32.18	31.60	31.65
2976	NYSE	NWN	Thu, Mar 18, 2004	32.25	32.35	31.80	31.88
2975	NYSE	NWN	Wed, Mar 17, 2004	31.85	32.40	31.85	32.40
2974	NYSE	NWN	Tue, Mar 16, 2004	31.86	31.95	31.61	31.70
2973	NYSE	NWN	Mon, Mar 15, 2004	32.40	32.40	31.83	31.86
2972	NYSE	NWN	Fri, Mar 12, 2004	31.75	32.46	31.43	32.46
2971	NYSE	NWN	Thu, Mar 11, 2004	32.10	32.19	31.65	31.65
2970	NYSE	NWN	Wed, Mar 10, 2004	32.25	32.45	32.00	32.00
2969	NYSE	NWN	Tue, Mar 9, 2004	32.46	32.56	32.24	32.35
2968	NYSE	NWN	Mon, Mar 8, 2004	32.67	32.90	32.45	32.46
2967	NYSE	NWN	Fri, Mar 5, 2004	32.60	32.95	32.60	32.72
2966	NYSE	NWN	Thu, Mar 4, 2004	32.45	32.70	32.32	32.70
2965	NYSE	NWN	Wed, Mar 3, 2004	32.70	32.70	32.35	32.50
2964	NYSE	NWN	Tue, Mar 2, 2004	32.55	33.00	32.54	32.70
2963	NYSE	NWN	Mon, Mar 1, 2004	32.00	32.72	32.00	32.55
2962	NYSE	NWN	Fri, Feb 27, 2004	31.70	32.00	31.70	31.97
2961	NYSE	NWN	Thu, Feb 26, 2004	31.42	31.92	31.42	31.75
2960	NYSE	NWN	Wed, Feb 25, 2004	31.35	31.55	31.27	31.52
2959	NYSE	NWN	Tue, Feb 24, 2004	31.35	31.65	31.25	31.34
2958	NYSE	NWN	Mon, Feb 23, 2004	31.30	31.35	31.20	31.25
2957	NYSE	NWN	Fri, Feb 20, 2004	31.35	31.39	31.19	31.26
2956	NYSE	NWN	Thu, Feb 19, 2004	31.25	31.69	31.25	31.25
2955	NYSE	NWN	Wed, Feb 18, 2004	31.38	31.52	31.05	31.17
2954	NYSE	NWN	Tue, Feb 17, 2004	31.42	31.45	31.12	31.28
2953	NYSE	NWN	Fri, Feb 13, 2004	31.30	31.42	31.17	31.17
2952	NYSE	NWN	Thu, Feb 12, 2004	31.35	31.35	31.20	31.20
2951	NYSE	NWN	Wed, Feb 11, 2004	31.30	31.35	31.10	31.35
2950	NYSE	NWN	Tue, Feb 10, 2004	30.70	31.30	30.65	31.30
2949	NYSE	NWN	Mon, Feb 9, 2004	30.79	30.82	30.55	30.70
2948	NYSE	NWN	Fri, Feb 6, 2004	30.40	30.85	30.30	30.79
2947	NYSE	NWN	Thu, Feb 5, 2004	30.20	30.40	30.07	30.30
2946	NYSE	NWN	Wed, Feb 4, 2004	30.85	30.85	30.10	30.10
2945	NYSE	NWN	Tue, Feb 3, 2004	30.60	31.00	30.45	30.80
2944	NYSE	NWN	Mon, Feb 2, 2004	30.55	30.76	30.30	30.61
2943	NYSE	NWN	Fri, Jan 30, 2004	30.90	31.00	30.60	30.80
2942	NYSE	NWN	Thu, Jan 29, 2004	31.30	31.30	30.80	30.85
2941	NYSE	NWN	Wed, Jan 28, 2004	31.65	31.65	31.22	31.25
2940	NYSE	NWN	Tue, Jan 27, 2004	31.81	31.97	31.65	31.94
2939	NYSE	NWN	Mon, Jan 26, 2004	31.70	31.91	31.61	31.91
2938	NYSE	NWN	Fri, Jan 23, 2004	31.23	31.75	31.22	31.73
2937	NYSE	NWN	Thu, Jan 22, 2004	31.15	31.26	31.05	31.13
2936	NYSE	NWN	Wed, Jan 21, 2004	30.80	31.20	30.65	31.20
2935	NYSE	NWN	Tue, Jan 20, 2004	30.86	30.91	30.62	30.87
2934	NYSE	NWN	Fri, Jan 16, 2004	30.85	30.85	30.58	30.61
2933	NYSE	NWN	Thu, Jan 15, 2004	30.75	30.85	30.60	30.65
2932	NYSE	NWN	Wed, Jan 14, 2004	30.78	30.94	30.70	30.85
2931	NYSE	NWN	Tue, Jan 13, 2004	30.57	30.75	30.50	30.75
2930	NYSE	NWN	Mon, Jan 12, 2004	30.40	30.57	29.95	30.52
2929	NYSE	NWN	Fri, Jan 9, 2004	30.58	30.68	30.32	30.34
2928	NYSE	NWN	Thu, Jan 8, 2004	30.75	30.75	30.51	30.57
2927	NYSE	NWN	Wed, Jan 7, 2004	30.45	30.75	30.35	30.75
2926	NYSE	NWN	Tue, Jan 6, 2004	30.65	30.77	30.50	30.50
2925	NYSE	NWN	Mon, Jan 5, 2004	30.77	31.00	30.63	30.65
2924	NYSE	NWN	Fri, Jan 2, 2004	30.87	31.00	30.55	30.67
2923	NYSE	NWN	Wed, Dec 31, 2003	31.12	31.19	30.72	30.75
2922	NYSE	NWN	Tue, Dec 30, 2003	31.02	31.30	31.00	31.22
2921	NYSE	NWN	Mon, Dec 29, 2003	29.50	31.11	29.50	31.10
2920	NYSE	NWN	Fri, Dec 26, 2003	30.90	31.09	30.89	31.07
2919	NYSE	NWN	Wed, Dec 24, 2003	31.00	31.10	30.88	30.90
2918	NYSE	NWN	Tue, Dec 23, 2003	30.45	31.05	30.39	31.04
2917	NYSE	NWN	Mon, Dec 22, 2003	30.36	30.47	30.22	30.43
2916	NYSE	NWN	Fri, Dec 19, 2003	30.44	30.46	30.09	30.46
2915	NYSE	NWN	Thu, Dec 18, 2003	30.22	30.50	30.05	30.44
2914	NYSE	NWN	Wed, Dec 17, 2003	30.01	30.21	29.81	30.21
2913	NYSE	NWN	Tue, Dec 16, 2003	30.30	30.40	29.75	30.00
2912	NYSE	NWN	Mon, Dec 15, 2003	30.35	30.50	30.01	30.30
2911	NYSE	NWN	Fri, Dec 12, 2003	29.80	30.25	29.78	30.25
2910	NYSE	NWN	Thu, Dec 11, 2003	30.00	30.34	29.52	29.90
2909	NYSE	NWN	Wed, Dec 10, 2003	30.20	30.33	29.99	30.01
2908	NYSE	NWN	Tue, Dec 9, 2003	30.40	30.50	30.20	30.26
2907	NYSE	NWN	Mon, Dec 8, 2003	29.95	30.58	29.90	30.47
2906	NYSE	NWN	Fri, Dec 5, 2003	29.98	30.15	29.84	30.00
2905	NYSE	NWN	Thu, Dec 4, 2003	30.00	30.15	29.66	29.92
2904	NYSE	NWN	Wed, Dec 3, 2003	30.74	30.79	30.01	30.01
2903	NYSE	NWN	Tue, Dec 2, 2003	30.40	30.72	30.40	30.54
2902	NYSE	NWN	Mon, Dec 1, 2003	30.40	30.70	30.37	30.40
2901	NYSE	NWN	Fri, Nov 28, 2003	30.57	30.76	30.50	30.50
2900	NYSE	NWN	Wed, Nov 26, 2003	30.55	30.85	30.20	30.55
2899	NYSE	NWN	Tue, Nov 25, 2003	30.37	30.65	30.22	30.65
2898	NYSE	NWN	Mon, Nov 24, 2003	30.10	30.47	29.95	30.47
2897	NYSE	NWN	Fri, Nov 21, 2003	29.95	30.08	29.81	30.00
2896	NYSE	NWN	Thu, Nov 20, 2003	29.97	30.20	29.56	29.75
2895	NYSE	NWN	Wed, Nov 19, 2003	29.85	30.15	29.78	29.99
2894	NYSE	NWN	Tue, Nov 18, 2003	30.25	30.45	29.92	29.92
2893	NYSE	NWN	Mon, Nov 17, 2003	30.35	30.43	29.70	30.43
2892	NYSE	NWN	Fri, Nov 14, 2003	30.46	30.60	30.20	30.21
2891	NYSE	NWN	Thu, Nov 13, 2003	30.30	30.50	30.21	30.46
2890	NYSE	NWN	Wed, Nov 12, 2003	30.00	30.35	29.97	30.30
2889	NYSE	NWN	Tue, Nov 11, 2003	30.10	30.12	29.97	30.04
2888	NYSE	NWN	Mon, Nov 10, 2003	30.10	30.19	30.07	30.08
2887	NYSE	NWN	Fri, Nov 7, 2003	30.30	30.44	30.06	30.10
2886	NYSE	NWN	Thu, Nov 6, 2003	29.98	30.30	29.93	30.30
2885	NYSE	NWN	Wed, Nov 5, 2003	29.85	30.15	29.85	30.03
2884	NYSE	NWN	Tue, Nov 4, 2003	29.75	29.85	29.50	29.85
2883	NYSE	NWN	Mon, Nov 3, 2003	28.95	29.75	28.91	29.75
2882	NYSE	NWN	Fri, Oct 31, 2003	28.85	29.10	28.85	29.00
2881	NYSE	NWN	Thu, Oct 30, 2003	28.95	29.04	28.60	28.84
2880	NYSE	NWN	Wed, Oct 29, 2003	28.65	29.00	28.65	28.95
2879	NYSE	NWN	Tue, Oct 28, 2003	28.90	29.04	28.69	29.00
2878	NYSE	NWN	Mon, Oct 27, 2003	28.65	28.99	28.61	28.80
2877	NYSE	NWN	Fri, Oct 24, 2003	28.88	28.88	28.64	28.72
2876	NYSE	NWN	Thu, Oct 23, 2003	28.80	28.90	28.51	28.83
2875	NYSE	NWN	Wed, Oct 22, 2003	29.00	29.00	28.60	28.80
2874	NYSE	NWN	Tue, Oct 21, 2003	29.15	29.25	28.89	28.91
2873	NYSE	NWN	Mon, Oct 20, 2003	29.70	29.90	29.40	29.40
2872	NYSE	NWN	Fri, Oct 17, 2003	30.00	30.10	29.61	29.72
2871	NYSE	NWN	Thu, Oct 16, 2003	30.00	30.05	29.83	29.92
2870	NYSE	NWN	Wed, Oct 15, 2003	30.00	30.16	29.77	29.99
2869	NYSE	NWN	Tue, Oct 14, 2003	30.09	30.24	29.98	30.06
2868	NYSE	NWN	Mon, Oct 13, 2003	30.00	30.30	30.00	30.09
2867	NYSE	NWN	Fri, Oct 10, 2003	29.90	30.22	29.84	29.95
2866	NYSE	NWN	Thu, Oct 9, 2003	29.77	30.25	29.77	30.00
2865	NYSE	NWN	Wed, Oct 8, 2003	30.49	30.49	29.71	29.72
2864	NYSE	NWN	Tue, Oct 7, 2003	30.30	30.50	30.20	30.50
2863	NYSE	NWN	Mon, Oct 6, 2003	30.20	30.41	30.20	30.36
2862	NYSE	NWN	Fri, Oct 3, 2003	30.05	30.35	30.01	30.27
2861	NYSE	NWN	Thu, Oct 2, 2003	29.60	30.04	29.60	30.00
2860	NYSE	NWN	Wed, Oct 1, 2003	29.05	29.75	28.95	29.70
2859	NYSE	NWN	Tue, Sep 30, 2003	29.30	29.30	28.82	29.00
2858	NYSE	NWN	Mon, Sep 29, 2003	28.86	29.20	28.73	29.20
2857	NYSE	NWN	Fri, Sep 26, 2003	28.90	29.33	28.75	28.86
2856	NYSE	NWN	Thu, Sep 25, 2003	29.30	29.42	29.00	29.00
2855	NYSE	NWN	Wed, Sep 24, 2003	29.25	29.50	29.25	29.35
2854	NYSE	NWN	Tue, Sep 23, 2003	29.15	29.49	29.15	29.40
2853	NYSE	NWN	Mon, Sep 22, 2003	29.25	29.39	29.01	29.30
2852	NYSE	NWN	Fri, Sep 19, 2003	29.50	29.51	29.15	29.18
2851	NYSE	NWN	Thu, Sep 18, 2003	29.90	29.98	29.10	29.60
2850	NYSE	NWN	Wed, Sep 17, 2003	29.90	30.01	29.82	29.95
2849	NYSE	NWN	Tue, Sep 16, 2003	29.62	30.11	29.58	30.10
2848	NYSE	NWN	Mon, Sep 15, 2003	29.42	29.80	29.41	29.72
2847	NYSE	NWN	Fri, Sep 12, 2003	29.87	29.87	29.30	29.52
2846	NYSE	NWN	Thu, Sep 11, 2003	29.25	29.70	29.25	29.70
2845	NYSE	NWN	Wed, Sep 10, 2003	29.39	29.55	29.05	29.35
2844	NYSE	NWN	Tue, Sep 9, 2003	29.42	29.62	29.32	29.45
2843	NYSE	NWN	Mon, Sep 8, 2003	29.25	29.85	29.17	29.51
2842	NYSE	NWN	Fri, Sep 5, 2003	29.47	29.66	29.12	29.35
2841	NYSE	NWN	Thu, Sep 4, 2003	29.57	29.84	29.31	29.57
2840	NYSE	NWN	Wed, Sep 3, 2003	29.50	29.89	29.50	29.62
2839	NYSE	NWN	Tue, Sep 2, 2003	28.40	29.61	28.40	29.55
2838	NYSE	NWN	Fri, Aug 29, 2003	28.51	28.85	28.45	28.49
2837	NYSE	NWN	Thu, Aug 28, 2003	28.74	28.79	28.39	28.66
2836	NYSE	NWN	Wed, Aug 27, 2003	28.72	28.89	28.68	28.69
2835	NYSE	NWN	Tue, Aug 26, 2003	28.65	28.81	28.40	28.62
2834	NYSE	NWN	Mon, Aug 25, 2003	28.53	28.87	28.53	28.75
2833	NYSE	NWN	Fri, Aug 22, 2003	28.90	28.95	28.62	28.63
2832	NYSE	NWN	Thu, Aug 21, 2003	28.86	29.01	28.76	29.00
2831	NYSE	NWN	Wed, Aug 20, 2003	28.50	28.90	28.31	28.86
2830	NYSE	NWN	Tue, Aug 19, 2003	28.68	28.82	28.52	28.60
2829	NYSE	NWN	Mon, Aug 18, 2003	28.45	28.70	28.35	28.53
2828	NYSE	NWN	Fri, Aug 15, 2003	28.25	28.56	28.15	28.35
2827	NYSE	NWN	Thu, Aug 14, 2003	28.15	28.21	27.77	28.20
2826	NYSE	NWN	Wed, Aug 13, 2003	28.10	28.25	27.88	27.90
2825	NYSE	NWN	Tue, Aug 12, 2003	27.77	28.30	27.77	28.24
2824	NYSE	NWN	Mon, Aug 11, 2003	27.46	27.99	27.42	27.87
2823	NYSE	NWN	Fri, Aug 8, 2003	27.60	27.87	27.43	27.56
2822	NYSE	NWN	Thu, Aug 7, 2003	27.15	27.60	27.02	27.60
2821	NYSE	NWN	Wed, Aug 6, 2003	27.39	27.64	27.25	27.25
2820	NYSE	NWN	Tue, Aug 5, 2003	27.60	27.60	27.26	27.39
2819	NYSE	NWN	Mon, Aug 4, 2003	27.65	27.65	27.20	27.50
2818	NYSE	NWN	Fri, Aug 1, 2003	28.40	28.54	27.49	27.50
2817	NYSE	NWN	Thu, Jul 31, 2003	28.06	28.65	28.06	28.47
2816	NYSE	NWN	Wed, Jul 30, 2003	27.95	28.08	27.73	28.03
2815	NYSE	NWN	Tue, Jul 29, 2003	27.25	27.98	27.25	27.90
2814	NYSE	NWN	Mon, Jul 28, 2003	27.50	27.70	27.40	27.45
2813	NYSE	NWN	Fri, Jul 25, 2003	27.38	27.58	27.30	27.44
2812	NYSE	NWN	Thu, Jul 24, 2003	27.74	27.89	27.42	27.48
2811	NYSE	NWN	Wed, Jul 23, 2003	27.83	27.83	27.45	27.64
2810	NYSE	NWN	Tue, Jul 22, 2003	27.50	28.01	27.49	27.73
2809	NYSE	NWN	Mon, Jul 21, 2003	27.72	27.79	27.49	27.50
2808	NYSE	NWN	Fri, Jul 18, 2003	27.88	27.98	27.75	27.97
2807	NYSE	NWN	Thu, Jul 17, 2003	28.15	28.22	27.82	27.82
2806	NYSE	NWN	Wed, Jul 16, 2003	28.41	28.58	28.14	28.19
2805	NYSE	NWN	Tue, Jul 15, 2003	28.60	28.60	28.25	28.40
2804	NYSE	NWN	Mon, Jul 14, 2003	28.39	28.50	28.23	28.50
2803	NYSE	NWN	Fri, Jul 11, 2003	28.09	28.48	28.09	28.29
2802	NYSE	NWN	Thu, Jul 10, 2003	28.15	28.20	27.88	27.94
2801	NYSE	NWN	Wed, Jul 9, 2003	28.22	28.30	27.92	28.30
2800	NYSE	NWN	Tue, Jul 8, 2003	28.26	28.26	27.90	28.12
2799	NYSE	NWN	Mon, Jul 7, 2003	27.82	28.16	27.82	28.16
2798	NYSE	NWN	Thu, Jul 3, 2003	27.85	27.90	27.71	27.72
2797	NYSE	NWN	Wed, Jul 2, 2003	27.61	27.78	27.50	27.75
2796	NYSE	NWN	Tue, Jul 1, 2003	27.32	27.69	27.03	27.60
2795	NYSE	NWN	Mon, Jun 30, 2003	27.59	27.77	27.24	27.25
2794	NYSE	NWN	Fri, Jun 27, 2003	27.65	27.78	27.39	27.69
2793	NYSE	NWN	Thu, Jun 26, 2003	27.70	27.72	27.46	27.60
2792	NYSE	NWN	Wed, Jun 25, 2003	27.58	27.58	27.20	27.58
2791	NYSE	NWN	Tue, Jun 24, 2003	27.80	27.91	27.39	27.53
2790	NYSE	NWN	Mon, Jun 23, 2003	27.95	27.99	27.53	27.63
2789	NYSE	NWN	Fri, Jun 20, 2003	28.15	28.24	27.89	27.89
2788	NYSE	NWN	Thu, Jun 19, 2003	28.10	28.39	27.90	28.00
2787	NYSE	NWN	Wed, Jun 18, 2003	28.50	28.50	28.02	28.25
2786	NYSE	NWN	Tue, Jun 17, 2003	28.38	28.45	28.16	28.40
2785	NYSE	NWN	Mon, Jun 16, 2003	28.23	28.64	28.11	28.26
2784	NYSE	NWN	Fri, Jun 13, 2003	28.53	28.62	28.00	28.15
2783	NYSE	NWN	Thu, Jun 12, 2003	28.15	28.52	28.15	28.43
2782	NYSE	NWN	Wed, Jun 11, 2003	28.88	28.88	28.20	28.30
2781	NYSE	NWN	Tue, Jun 10, 2003	28.55	28.88	28.30	28.71
2780	NYSE	NWN	Mon, Jun 9, 2003	28.36	28.60	28.14	28.50
2779	NYSE	NWN	Fri, Jun 6, 2003	28.32	28.49	28.15	28.36
2778	NYSE	NWN	Thu, Jun 5, 2003	28.22	28.23	27.97	28.20
2777	NYSE	NWN	Wed, Jun 4, 2003	27.95	28.25	27.91	28.10
2776	NYSE	NWN	Tue, Jun 3, 2003	27.95	27.95	27.67	27.95
2775	NYSE	NWN	Mon, Jun 2, 2003	27.92	28.00	27.47	27.95
2774	NYSE	NWN	Fri, May 30, 2003	28.20	28.50	27.85	27.85
2773	NYSE	NWN	Thu, May 29, 2003	27.85	28.32	27.30	27.97
2772	NYSE	NWN	Wed, May 28, 2003	28.21	28.25	27.70	27.71
2771	NYSE	NWN	Tue, May 27, 2003	27.35	28.52	27.35	28.15
2770	NYSE	NWN	Fri, May 23, 2003	26.38	27.39	26.31	27.21
2769	NYSE	NWN	Thu, May 22, 2003	26.45	26.48	25.87	26.27
2768	NYSE	NWN	Wed, May 21, 2003	26.49	26.49	26.17	26.41
2767	NYSE	NWN	Tue, May 20, 2003	26.53	26.54	26.25	26.49
2766	NYSE	NWN	Mon, May 19, 2003	26.25	26.45	26.13	26.35
2765	NYSE	NWN	Fri, May 16, 2003	26.83	26.92	26.18	26.20
2764	NYSE	NWN	Thu, May 15, 2003	26.65	26.81	26.50	26.75
2763	NYSE	NWN	Wed, May 14, 2003	26.72	26.78	26.36	26.44
2762	NYSE	NWN	Tue, May 13, 2003	26.50	26.51	26.15	26.50
2761	NYSE	NWN	Mon, May 12, 2003	26.67	27.10	26.20	26.50
2760	NYSE	NWN	Fri, May 9, 2003	26.12	26.60	26.12	26.47
2759	NYSE	NWN	Thu, May 8, 2003	26.45	26.45	26.00	26.00
2758	NYSE	NWN	Wed, May 7, 2003	26.38	26.50	26.20	26.44
2757	NYSE	NWN	Tue, May 6, 2003	26.58	26.97	26.15	26.20
2756	NYSE	NWN	Mon, May 5, 2003	25.96	26.44	25.91	26.44
2755	NYSE	NWN	Fri, May 2, 2003	25.86	26.20	25.81	26.04
2754	NYSE	NWN	Thu, May 1, 2003	25.68	26.08	25.52	25.85
2753	NYSE	NWN	Wed, Apr 30, 2003	25.80	26.00	25.44	25.83
2752	NYSE	NWN	Tue, Apr 29, 2003	25.70	25.74	25.48	25.48
2751	NYSE	NWN	Mon, Apr 28, 2003	25.66	25.87	25.47	25.63
2750	NYSE	NWN	Fri, Apr 25, 2003	25.69	25.98	25.57	25.98
2749	NYSE	NWN	Thu, Apr 24, 2003	25.76	25.91	25.60	25.60
2748	NYSE	NWN	Wed, Apr 23, 2003	26.00	26.00	25.60	25.62
2747	NYSE	NWN	Tue, Apr 22, 2003	25.52	25.91	25.49	25.77
2746	NYSE	NWN	Mon, Apr 21, 2003	25.34	25.60	25.34	25.60
2745	NYSE	NWN	Thu, Apr 17, 2003	25.45	25.48	25.10	25.34
2744	NYSE	NWN	Wed, Apr 16, 2003	25.10	25.43	25.10	25.33
2743	NYSE	NWN	Tue, Apr 15, 2003	25.37	25.37	24.96	25.24
2742	NYSE	NWN	Mon, Apr 14, 2003	25.05	25.35	24.96	25.25
2741	NYSE	NWN	Fri, Apr 11, 2003	25.33	25.40	24.92	24.95
2740	NYSE	NWN	Thu, Apr 10, 2003	25.07	25.34	25.01	25.18
2739	NYSE	NWN	Wed, Apr 9, 2003	25.22	25.59	24.91	25.07
2738	NYSE	NWN	Tue, Apr 8, 2003	24.90	25.22	24.90	25.13
2737	NYSE	NWN	Mon, Apr 7, 2003	25.40	25.89	24.77	24.96
2736	NYSE	NWN	Fri, Apr 4, 2003	25.23	25.30	25.05	25.30
2735	NYSE	NWN	Thu, Apr 3, 2003	25.29	25.36	25.05	25.23
2734	NYSE	NWN	Wed, Apr 2, 2003	25.39	25.39	25.05	25.09
2733	NYSE	NWN	Tue, Apr 1, 2003	25.19	25.64	24.96	25.64
2732	NYSE	NWN	Mon, Mar 31, 2003	25.12	25.28	25.00	25.10
2731	NYSE	NWN	Fri, Mar 28, 2003	25.30	25.30	25.18	25.22
2730	NYSE	NWN	Thu, Mar 27, 2003	25.00	25.39	24.88	25.39
2729	NYSE	NWN	Wed, Mar 26, 2003	25.45	25.50	24.80	25.05
2728	NYSE	NWN	Tue, Mar 25, 2003	25.53	25.69	25.14	25.30
2727	NYSE	NWN	Mon, Mar 24, 2003	25.58	25.70	25.10	25.40
2726	NYSE	NWN	Fri, Mar 21, 2003	25.35	25.72	25.26	25.58
2725	NYSE	NWN	Thu, Mar 20, 2003	25.24	25.32	24.90	25.22
2724	NYSE	NWN	Wed, Mar 19, 2003	25.00	25.15	24.83	25.12
2723	NYSE	NWN	Tue, Mar 18, 2003	25.14	25.14	24.74	25.00
2722	NYSE	NWN	Mon, Mar 17, 2003	24.36	25.00	24.32	25.00
2721	NYSE	NWN	Fri, Mar 14, 2003	24.72	24.72	24.26	24.48
2720	NYSE	NWN	Thu, Mar 13, 2003	24.30	24.69	24.27	24.63
2719	NYSE	NWN	Wed, Mar 12, 2003	24.60	24.66	24.13	24.13
2718	NYSE	NWN	Tue, Mar 11, 2003	24.53	24.72	24.41	24.60
2717	NYSE	NWN	Mon, Mar 10, 2003	24.67	24.85	24.43	24.43
2716	NYSE	NWN	Fri, Mar 7, 2003	24.76	24.80	24.50	24.55
2715	NYSE	NWN	Thu, Mar 6, 2003	24.93	24.93	24.46	24.61
2714	NYSE	NWN	Wed, Mar 5, 2003	24.80	24.85	24.41	24.68
2713	NYSE	NWN	Tue, Mar 4, 2003	25.05	25.05	24.50	24.50
2712	NYSE	NWN	Mon, Mar 3, 2003	24.59	24.99	24.54	24.90
2711	NYSE	NWN	Fri, Feb 28, 2003	25.15	25.15	24.50	24.50
2710	NYSE	NWN	Thu, Feb 27, 2003	25.02	25.30	24.63	24.90
2709	NYSE	NWN	Wed, Feb 26, 2003	25.48	25.48	24.82	24.96
2708	NYSE	NWN	Tue, Feb 25, 2003	25.15	25.50	25.04	25.38
2707	NYSE	NWN	Mon, Feb 24, 2003	25.30	25.30	24.76	24.99
2706	NYSE	NWN	Fri, Feb 21, 2003	24.49	25.10	24.46	24.87
2705	NYSE	NWN	Thu, Feb 20, 2003	24.75	24.75	24.25	24.59
2704	NYSE	NWN	Wed, Feb 19, 2003	24.97	24.99	24.75	24.75
2703	NYSE	NWN	Tue, Feb 18, 2003	24.58	25.01	24.57	24.79
2702	NYSE	NWN	Fri, Feb 14, 2003	24.74	24.79	24.34	24.46
2701	NYSE	NWN	Thu, Feb 13, 2003	24.40	24.66	24.17	24.58
2700	NYSE	NWN	Wed, Feb 12, 2003	24.75	24.81	24.23	24.30
2699	NYSE	NWN	Tue, Feb 11, 2003	25.05	25.25	24.05	24.65
2698	NYSE	NWN	Mon, Feb 10, 2003	24.80	25.23	24.60	24.90
2697	NYSE	NWN	Fri, Feb 7, 2003	25.23	25.24	24.80	24.80
2696	NYSE	NWN	Thu, Feb 6, 2003	25.54	25.60	25.01	25.14
2695	NYSE	NWN	Wed, Feb 5, 2003	25.65	25.67	25.00	25.40
2694	NYSE	NWN	Tue, Feb 4, 2003	25.57	25.79	25.00	25.50
2693	NYSE	NWN	Mon, Feb 3, 2003	26.14	26.26	25.53	25.57
2692	NYSE	NWN	Fri, Jan 31, 2003	25.66	26.02	25.51	26.02
2691	NYSE	NWN	Thu, Jan 30, 2003	26.02	26.10	25.49	25.60
2690	NYSE	NWN	Wed, Jan 29, 2003	26.00	26.12	25.56	25.89
2689	NYSE	NWN	Tue, Jan 28, 2003	25.80	26.35	25.50	26.17
2688	NYSE	NWN	Mon, Jan 27, 2003	26.01	26.07	25.61	25.61
2687	NYSE	NWN	Fri, Jan 24, 2003	26.50	26.50	25.86	25.91
2686	NYSE	NWN	Thu, Jan 23, 2003	26.00	26.59	26.00	26.40
2685	NYSE	NWN	Wed, Jan 22, 2003	26.60	26.60	26.11	26.19
2684	NYSE	NWN	Tue, Jan 21, 2003	26.75	26.84	26.50	26.50
2683	NYSE	NWN	Fri, Jan 17, 2003	26.75	26.90	26.50	26.75
2682	NYSE	NWN	Thu, Jan 16, 2003	26.81	27.16	26.50	26.71
2681	NYSE	NWN	Wed, Jan 15, 2003	26.94	27.35	26.51	26.90
2680	NYSE	NWN	Tue, Jan 14, 2003	27.00	27.00	26.66	26.95
2679	NYSE	NWN	Mon, Jan 13, 2003	27.15	27.38	26.64	27.00
2678	NYSE	NWN	Fri, Jan 10, 2003	27.28	27.28	27.00	27.05
2677	NYSE	NWN	Thu, Jan 9, 2003	27.25	27.60	27.06	27.20
2676	NYSE	NWN	Wed, Jan 8, 2003	27.66	27.66	27.13	27.25
2675	NYSE	NWN	Tue, Jan 7, 2003	28.25	28.25	27.26	27.65
2674	NYSE	NWN	Mon, Jan 6, 2003	27.48	28.47	27.48	28.24
2673	NYSE	NWN	Fri, Jan 3, 2003	27.45	27.63	27.17	27.23
2672	NYSE	NWN	Thu, Jan 2, 2003	27.13	27.90	26.99	27.60
2671	NYSE	NWN	Tue, Dec 31, 2002	27.15	27.54	26.87	27.06
2670	NYSE	NWN	Mon, Dec 30, 2002	26.93	27.28	26.93	27.25
2669	NYSE	NWN	Fri, Dec 27, 2002	27.45	27.66	26.75	26.93
2668	NYSE	NWN	Thu, Dec 26, 2002	27.30	27.70	27.28	27.42
2667	NYSE	NWN	Tue, Dec 24, 2002	27.40	27.41	27.09	27.25
2666	NYSE	NWN	Mon, Dec 23, 2002	26.96	27.74	26.96	27.30
2665	NYSE	NWN	Fri, Dec 20, 2002	26.95	27.29	26.87	27.16
2664	NYSE	NWN	Thu, Dec 19, 2002	27.05	27.19	26.60	26.82
2663	NYSE	NWN	Wed, Dec 18, 2002	27.58	27.72	26.67	27.10
2662	NYSE	NWN	Tue, Dec 17, 2002	27.50	27.84	27.46	27.60
2661	NYSE	NWN	Mon, Dec 16, 2002	27.28	27.58	27.08	27.58
2660	NYSE	NWN	Fri, Dec 13, 2002	27.40	27.51	27.02	27.30
2659	NYSE	NWN	Thu, Dec 12, 2002	26.80	27.48	26.80	27.35
2658	NYSE	NWN	Wed, Dec 11, 2002	26.55	27.20	26.50	26.75
2657	NYSE	NWN	Tue, Dec 10, 2002	26.10	26.75	26.02	26.71
2656	NYSE	NWN	Mon, Dec 9, 2002	25.80	26.50	25.80	26.15
2655	NYSE	NWN	Fri, Dec 6, 2002	25.85	25.90	25.63	25.90
2654	NYSE	NWN	Thu, Dec 5, 2002	26.30	26.30	25.78	25.95
2653	NYSE	NWN	Wed, Dec 4, 2002	26.05	26.41	25.97	26.15
2652	NYSE	NWN	Tue, Dec 3, 2002	25.90	26.42	25.90	26.10
2651	NYSE	NWN	Mon, Dec 2, 2002	25.85	26.15	25.70	25.76
2650	NYSE	NWN	Fri, Nov 29, 2002	26.09	26.09	25.50	25.60
2649	NYSE	NWN	Wed, Nov 27, 2002	26.05	26.20	25.95	26.08
2648	NYSE	NWN	Tue, Nov 26, 2002	26.47	26.50	25.90	26.10
2647	NYSE	NWN	Mon, Nov 25, 2002	26.32	26.70	26.01	26.50
2646	NYSE	NWN	Fri, Nov 22, 2002	26.10	26.50	25.98	26.30
2645	NYSE	NWN	Thu, Nov 21, 2002	26.15	26.20	25.78	26.07
2644	NYSE	NWN	Wed, Nov 20, 2002	26.33	26.33	25.91	25.99
2643	NYSE	NWN	Tue, Nov 19, 2002	26.25	26.55	26.07	26.33
2642	NYSE	NWN	Mon, Nov 18, 2002	26.99	26.99	26.32	26.33
2641	NYSE	NWN	Fri, Nov 15, 2002	26.80	26.98	26.58	26.79
2640	NYSE	NWN	Thu, Nov 14, 2002	26.73	26.85	26.52	26.75
2639	NYSE	NWN	Wed, Nov 13, 2002	26.62	26.84	26.38	26.48
2638	NYSE	NWN	Tue, Nov 12, 2002	26.65	27.30	26.55	26.63
2637	NYSE	NWN	Mon, Nov 11, 2002	27.30	27.30	26.00	26.54
2636	NYSE	NWN	Fri, Nov 8, 2002	27.02	27.39	26.75	27.30
2635	NYSE	NWN	Thu, Nov 7, 2002	27.91	27.92	27.00	27.02
2634	NYSE	NWN	Wed, Nov 6, 2002	28.15	28.60	28.04	28.11
2633	NYSE	NWN	Tue, Nov 5, 2002	28.25	28.34	27.56	28.20
2632	NYSE	NWN	Mon, Nov 4, 2002	29.50	29.80	26.65	28.00
2631	NYSE	NWN	Fri, Nov 1, 2002	29.98	30.18	29.80	30.15
2630	NYSE	NWN	Thu, Oct 31, 2002	30.10	30.10	29.67	29.98
2629	NYSE	NWN	Wed, Oct 30, 2002	29.35	30.13	29.35	30.10
2628	NYSE	NWN	Tue, Oct 29, 2002	29.35	29.40	29.00	29.40
2627	NYSE	NWN	Mon, Oct 28, 2002	29.55	29.91	29.36	29.66
2626	NYSE	NWN	Fri, Oct 25, 2002	29.66	29.66	29.30	29.48
2625	NYSE	NWN	Thu, Oct 24, 2002	30.10	30.19	29.52	29.80
2624	NYSE	NWN	Wed, Oct 23, 2002	29.47	30.20	29.20	30.10
2623	NYSE	NWN	Tue, Oct 22, 2002	29.70	29.96	29.30	29.50
2622	NYSE	NWN	Mon, Oct 21, 2002	29.00	30.00	29.00	29.90
2621	NYSE	NWN	Fri, Oct 18, 2002	29.24	29.55	29.02	29.02
2620	NYSE	NWN	Thu, Oct 17, 2002	29.01	29.35	28.86	29.24
2619	NYSE	NWN	Wed, Oct 16, 2002	29.99	29.99	28.75	28.91
2618	NYSE	NWN	Tue, Oct 15, 2002	29.60	29.97	29.49	29.97
2617	NYSE	NWN	Mon, Oct 14, 2002	29.47	29.65	29.30	29.62
2616	NYSE	NWN	Fri, Oct 11, 2002	29.90	29.99	29.50	29.50
2615	NYSE	NWN	Thu, Oct 10, 2002	28.84	30.16	28.54	29.85
2614	NYSE	NWN	Wed, Oct 9, 2002	29.55	29.90	28.89	28.90
2613	NYSE	NWN	Tue, Oct 8, 2002	29.50	30.20	29.42	29.68
2612	NYSE	NWN	Mon, Oct 7, 2002	28.95	29.78	28.95	29.50
2611	NYSE	NWN	Fri, Oct 4, 2002	29.81	29.83	28.70	29.04
2610	NYSE	NWN	Thu, Oct 3, 2002	30.25	30.50	29.72	29.78
2609	NYSE	NWN	Wed, Oct 2, 2002	30.50	30.70	30.10	30.25
2608	NYSE	NWN	Tue, Oct 1, 2002	29.36	30.50	29.36	30.45
2607	NYSE	NWN	Mon, Sep 30, 2002	28.90	29.88	28.60	29.36
2606	NYSE	NWN	Fri, Sep 27, 2002	29.45	29.99	28.78	29.00
2605	NYSE	NWN	Thu, Sep 26, 2002	29.00	29.55	28.86	29.50
2604	NYSE	NWN	Wed, Sep 25, 2002	28.00	28.94	28.00	28.55
2603	NYSE	NWN	Tue, Sep 24, 2002	27.63	28.15	27.24	27.85
2602	NYSE	NWN	Mon, Sep 23, 2002	27.86	28.05	27.43	27.62
2601	NYSE	NWN	Fri, Sep 20, 2002	28.00	28.00	27.43	27.85
2600	NYSE	NWN	Thu, Sep 19, 2002	28.75	28.75	27.85	27.85
2599	NYSE	NWN	Wed, Sep 18, 2002	28.70	29.05	28.61	28.74
2598	NYSE	NWN	Tue, Sep 17, 2002	28.45	28.82	28.45	28.60
2597	NYSE	NWN	Mon, Sep 16, 2002	27.83	28.80	27.50	28.50
2596	NYSE	NWN	Fri, Sep 13, 2002	27.41	28.10	27.38	28.03
2595	NYSE	NWN	Thu, Sep 12, 2002	28.25	28.33	27.32	27.41
2594	NYSE	NWN	Wed, Sep 11, 2002	27.50	28.60	27.50	28.34
2593	NYSE	NWN	Tue, Sep 10, 2002	28.15	28.35	27.00	27.40
2592	NYSE	NWN	Mon, Sep 9, 2002	28.25	28.49	27.90	28.22
2591	NYSE	NWN	Fri, Sep 6, 2002	28.10	28.25	28.05	28.25
2590	NYSE	NWN	Thu, Sep 5, 2002	28.30	28.30	27.93	28.00
2589	NYSE	NWN	Wed, Sep 4, 2002	27.65	28.34	27.65	28.25
2588	NYSE	NWN	Tue, Sep 3, 2002	27.95	28.18	27.46	27.70
2587	NYSE	NWN	Fri, Aug 30, 2002	28.40	28.75	28.05	28.05
2586	NYSE	NWN	Thu, Aug 29, 2002	28.00	28.35	27.78	28.28
2585	NYSE	NWN	Wed, Aug 28, 2002	28.64	28.64	27.80	28.15
2584	NYSE	NWN	Tue, Aug 27, 2002	29.13	29.18	28.58	28.66
2583	NYSE	NWN	Mon, Aug 26, 2002	28.80	29.22	28.57	29.06
2582	NYSE	NWN	Fri, Aug 23, 2002	29.39	29.40	28.60	28.60
2581	NYSE	NWN	Thu, Aug 22, 2002	29.30	29.34	28.75	29.32
2580	NYSE	NWN	Wed, Aug 21, 2002	28.95	29.38	28.50	29.38
2579	NYSE	NWN	Tue, Aug 20, 2002	28.88	29.05	28.30	28.90
2578	NYSE	NWN	Mon, Aug 19, 2002	28.90	29.38	28.54	29.08
2577	NYSE	NWN	Fri, Aug 16, 2002	29.35	29.42	29.05	29.13
2576	NYSE	NWN	Thu, Aug 15, 2002	29.32	29.70	29.01	29.21
2575	NYSE	NWN	Wed, Aug 14, 2002	28.21	29.30	27.97	29.30
2574	NYSE	NWN	Tue, Aug 13, 2002	29.25	29.44	28.06	28.06
2573	NYSE	NWN	Mon, Aug 12, 2002	28.62	29.40	28.50	29.32
2572	NYSE	NWN	Fri, Aug 9, 2002	28.54	28.79	28.40	28.60
2571	NYSE	NWN	Thu, Aug 8, 2002	28.60	28.89	28.20	28.47
2570	NYSE	NWN	Wed, Aug 7, 2002	28.60	28.66	28.19	28.64
2569	NYSE	NWN	Tue, Aug 6, 2002	27.80	28.44	27.80	28.35
2568	NYSE	NWN	Mon, Aug 5, 2002	27.60	28.39	27.60	27.89
2567	NYSE	NWN	Fri, Aug 2, 2002	28.55	28.60	27.53	27.55
2566	NYSE	NWN	Thu, Aug 1, 2002	28.00	28.66	27.85	28.60
2565	NYSE	NWN	Wed, Jul 31, 2002	28.35	29.02	28.10	28.10
2564	NYSE	NWN	Tue, Jul 30, 2002	27.85	28.79	27.62	28.77
2563	NYSE	NWN	Mon, Jul 29, 2002	27.60	28.30	27.60	28.05
2562	NYSE	NWN	Fri, Jul 26, 2002	27.10	28.43	27.01	28.00
2561	NYSE	NWN	Thu, Jul 25, 2002	26.35	27.70	26.30	27.00
2560	NYSE	NWN	Wed, Jul 24, 2002	23.90	26.00	23.46	26.00
2559	NYSE	NWN	Tue, Jul 23, 2002	25.30	25.45	23.85	24.00
2558	NYSE	NWN	Mon, Jul 22, 2002	25.92	25.92	24.72	25.25
2557	NYSE	NWN	Fri, Jul 19, 2002	26.45	26.45	24.95	25.75
2556	NYSE	NWN	Thu, Jul 18, 2002	27.05	27.29	26.50	26.70
2555	NYSE	NWN	Wed, Jul 17, 2002	27.00	27.54	26.70	27.00
2554	NYSE	NWN	Tue, Jul 16, 2002	27.03	27.37	26.75	26.88
2553	NYSE	NWN	Mon, Jul 15, 2002	27.12	27.26	26.09	27.26
2552	NYSE	NWN	Fri, Jul 12, 2002	27.45	27.48	26.77	27.14
2551	NYSE	NWN	Thu, Jul 11, 2002	27.51	27.82	27.30	27.45
2550	NYSE	NWN	Wed, Jul 10, 2002	28.70	28.70	27.56	27.63
2549	NYSE	NWN	Tue, Jul 9, 2002	29.25	29.28	28.91	28.94
2548	NYSE	NWN	Mon, Jul 8, 2002	29.75	29.84	29.40	29.41
2547	NYSE	NWN	Fri, Jul 5, 2002	28.85	29.23	28.85	29.14
2546	NYSE	NWN	Wed, Jul 3, 2002	29.55	29.60	28.56	28.74
2545	NYSE	NWN	Tue, Jul 2, 2002	29.95	29.95	29.44	29.48
2544	NYSE	NWN	Mon, Jul 1, 2002	29.00	30.20	29.00	30.03
2543	NYSE	NWN	Fri, Jun 28, 2002	29.71	30.10	28.75	28.75
2542	NYSE	NWN	Thu, Jun 27, 2002	28.90	29.81	28.67	29.81
2541	NYSE	NWN	Wed, Jun 26, 2002	28.85	29.00	28.41	29.00
2540	NYSE	NWN	Tue, Jun 25, 2002	29.20	29.52	29.00	29.00
2539	NYSE	NWN	Mon, Jun 24, 2002	29.25	29.65	29.20	29.21
2538	NYSE	NWN	Fri, Jun 21, 2002	29.26	29.65	29.02	29.45
2537	NYSE	NWN	Thu, Jun 20, 2002	28.60	29.66	28.58	29.01
2536	NYSE	NWN	Wed, Jun 19, 2002	28.85	29.20	28.25	28.44
2535	NYSE	NWN	Tue, Jun 18, 2002	28.70	29.20	28.70	29.05
2534	NYSE	NWN	Mon, Jun 17, 2002	28.10	28.87	28.10	28.83
2533	NYSE	NWN	Fri, Jun 14, 2002	28.15	28.35	27.60	28.00
2532	NYSE	NWN	Thu, Jun 13, 2002	28.35	28.36	28.18	28.25
2531	NYSE	NWN	Wed, Jun 12, 2002	28.10	28.40	28.00	28.40
2530	NYSE	NWN	Tue, Jun 11, 2002	28.01	28.17	28.01	28.06
2529	NYSE	NWN	Mon, Jun 10, 2002	28.15	28.51	27.81	28.01
2528	NYSE	NWN	Fri, Jun 7, 2002	28.05	28.15	27.87	28.09
2527	NYSE	NWN	Thu, Jun 6, 2002	28.44	28.51	27.87	28.01
2526	NYSE	NWN	Wed, Jun 5, 2002	28.95	28.95	28.70	28.74
2525	NYSE	NWN	Tue, Jun 4, 2002	29.05	29.20	28.85	29.00
2524	NYSE	NWN	Mon, Jun 3, 2002	29.40	29.45	28.88	29.00
2523	NYSE	NWN	Fri, May 31, 2002	30.10	30.10	29.25	29.25
2522	NYSE	NWN	Thu, May 30, 2002	29.50	29.81	29.50	29.78
2521	NYSE	NWN	Wed, May 29, 2002	29.50	29.73	29.39	29.50
2520	NYSE	NWN	Tue, May 28, 2002	29.05	29.58	29.03	29.58
2519	NYSE	NWN	Fri, May 24, 2002	29.65	30.00	29.20	29.20
2518	NYSE	NWN	Thu, May 23, 2002	28.85	29.70	28.67	29.70
2517	NYSE	NWN	Wed, May 22, 2002	28.55	28.89	28.42	28.85
2516	NYSE	NWN	Tue, May 21, 2002	28.70	28.75	28.44	28.65
2515	NYSE	NWN	Mon, May 20, 2002	28.70	28.86	28.45	28.77
2514	NYSE	NWN	Fri, May 17, 2002	27.75	28.80	27.75	28.80
2513	NYSE	NWN	Thu, May 16, 2002	29.70	29.72	28.60	28.85
2512	NYSE	NWN	Wed, May 15, 2002	29.15	29.65	29.05	29.65
2511	NYSE	NWN	Tue, May 14, 2002	29.05	29.46	29.01	29.35
2510	NYSE	NWN	Mon, May 13, 2002	29.67	29.90	29.31	29.54
2509	NYSE	NWN	Fri, May 10, 2002	29.50	29.90	29.50	29.68
2508	NYSE	NWN	Thu, May 9, 2002	30.00	30.30	29.40	29.40
2507	NYSE	NWN	Wed, May 8, 2002	29.95	30.14	29.85	29.97
2506	NYSE	NWN	Tue, May 7, 2002	29.51	29.69	29.51	29.60
2505	NYSE	NWN	Mon, May 6, 2002	29.52	29.58	29.40	29.51
2504	NYSE	NWN	Fri, May 3, 2002	29.30	29.53	29.23	29.52
2503	NYSE	NWN	Thu, May 2, 2002	28.55	29.15	28.55	29.15
2502	NYSE	NWN	Wed, May 1, 2002	28.30	28.67	28.28	28.45
2501	NYSE	NWN	Tue, Apr 30, 2002	28.35	28.52	28.35	28.40
2500	NYSE	NWN	Mon, Apr 29, 2002	28.25	28.40	27.95	28.40
2499	NYSE	NWN	Fri, Apr 26, 2002	28.50	28.80	27.78	28.35
2498	NYSE	NWN	Thu, Apr 25, 2002	29.05	29.25	28.50	29.04
2497	NYSE	NWN	Wed, Apr 24, 2002	29.80	30.30	29.45	29.45
2496	NYSE	NWN	Tue, Apr 23, 2002	29.60	29.90	29.40	29.55
2495	NYSE	NWN	Mon, Apr 22, 2002	29.90	29.90	29.43	29.62
2494	NYSE	NWN	Fri, Apr 19, 2002	29.25	29.75	29.25	29.75
2493	NYSE	NWN	Thu, Apr 18, 2002	29.10	29.50	29.10	29.45
2492	NYSE	NWN	Wed, Apr 17, 2002	29.50	29.75	29.34	29.34
2491	NYSE	NWN	Tue, Apr 16, 2002	29.30	29.70	29.00	29.70
2490	NYSE	NWN	Mon, Apr 15, 2002	29.50	29.95	29.26	29.50
2489	NYSE	NWN	Fri, Apr 12, 2002	29.00	29.95	28.69	29.95
2488	NYSE	NWN	Thu, Apr 11, 2002	28.70	28.99	28.69	28.90
2487	NYSE	NWN	Wed, Apr 10, 2002	28.26	29.20	28.21	29.20
2486	NYSE	NWN	Tue, Apr 9, 2002	28.00	28.40	28.00	28.26
2485	NYSE	NWN	Mon, Apr 8, 2002	27.90	28.24	27.82	28.19
2484	NYSE	NWN	Fri, Apr 5, 2002	28.11	28.16	27.95	28.09
2483	NYSE	NWN	Thu, Apr 4, 2002	28.00	28.35	28.00	28.11
2482	NYSE	NWN	Wed, Apr 3, 2002	28.90	28.90	27.90	28.08
2481	NYSE	NWN	Tue, Apr 2, 2002	28.00	28.32	28.00	28.15
2480	NYSE	NWN	Mon, Apr 1, 2002	28.05	28.26	27.60	28.00
2479	NYSE	NWN	Thu, Mar 28, 2002	28.15	28.22	27.85	28.01
2478	NYSE	NWN	Wed, Mar 27, 2002	27.85	28.50	27.85	28.29
2477	NYSE	NWN	Tue, Mar 26, 2002	27.40	28.00	27.40	27.90
2476	NYSE	NWN	Mon, Mar 25, 2002	27.60	28.05	27.60	27.60
2475	NYSE	NWN	Fri, Mar 22, 2002	27.70	28.00	27.35	27.60
2474	NYSE	NWN	Thu, Mar 21, 2002	27.15	27.73	27.06	27.73
2473	NYSE	NWN	Wed, Mar 20, 2002	27.10	27.10	26.50	26.76
2472	NYSE	NWN	Tue, Mar 19, 2002	27.05	27.30	27.03	27.25
2471	NYSE	NWN	Mon, Mar 18, 2002	26.69	27.00	26.69	26.95
2470	NYSE	NWN	Fri, Mar 15, 2002	26.80	27.10	26.65	26.65
2469	NYSE	NWN	Thu, Mar 14, 2002	26.90	27.36	26.90	27.26
2468	NYSE	NWN	Wed, Mar 13, 2002	26.90	26.95	26.50	26.77
2467	NYSE	NWN	Tue, Mar 12, 2002	27.10	27.24	26.90	27.02
2466	NYSE	NWN	Mon, Mar 11, 2002	26.95	27.40	26.65	27.35
2465	NYSE	NWN	Fri, Mar 8, 2002	26.75	26.89	26.44	26.89
2464	NYSE	NWN	Thu, Mar 7, 2002	27.05	27.20	26.65	26.90
2463	NYSE	NWN	Wed, Mar 6, 2002	26.60	27.22	26.50	27.22
2462	NYSE	NWN	Tue, Mar 5, 2002	26.65	26.95	26.56	26.80
2461	NYSE	NWN	Mon, Mar 4, 2002	26.60	26.70	26.40	26.70
2460	NYSE	NWN	Fri, Mar 1, 2002	26.30	26.70	26.23	26.70
2459	NYSE	NWN	Thu, Feb 28, 2002	26.30	26.35	25.82	26.34
2458	NYSE	NWN	Wed, Feb 27, 2002	26.30	26.55	26.10	26.20
2457	NYSE	NWN	Tue, Feb 26, 2002	26.15	26.50	26.11	26.30
2456	NYSE	NWN	Mon, Feb 25, 2002	26.80	26.80	26.19	26.25
2455	NYSE	NWN	Fri, Feb 22, 2002	26.10	26.72	26.00	26.72
2454	NYSE	NWN	Thu, Feb 21, 2002	26.46	26.75	26.15	26.18
2453	NYSE	NWN	Wed, Feb 20, 2002	25.90	26.60	25.81	26.56
2452	NYSE	NWN	Tue, Feb 19, 2002	25.95	26.42	25.62	25.80
2451	NYSE	NWN	Fri, Feb 15, 2002	25.55	26.09	25.12	25.75
2450	NYSE	NWN	Thu, Feb 14, 2002	25.80	26.15	25.62	25.65
2449	NYSE	NWN	Wed, Feb 13, 2002	25.70	25.90	25.30	25.80
2448	NYSE	NWN	Tue, Feb 12, 2002	25.90	26.24	25.60	26.05
2447	NYSE	NWN	Mon, Feb 11, 2002	24.78	25.90	24.76	25.82
2446	NYSE	NWN	Fri, Feb 8, 2002	24.30	24.78	24.29	24.78
2445	NYSE	NWN	Thu, Feb 7, 2002	24.55	24.96	24.20	24.25
2444	NYSE	NWN	Wed, Feb 6, 2002	25.07	25.20	24.21	24.25
2443	NYSE	NWN	Tue, Feb 5, 2002	25.05	25.18	24.69	25.05
2442	NYSE	NWN	Mon, Feb 4, 2002	25.65	25.65	25.00	25.15
2441	NYSE	NWN	Fri, Feb 1, 2002	26.10	26.10	25.65	25.65
2440	NYSE	NWN	Thu, Jan 31, 2002	25.93	26.15	25.65	26.15
2439	NYSE	NWN	Wed, Jan 30, 2002	25.65	26.00	25.16	25.88
2438	NYSE	NWN	Tue, Jan 29, 2002	25.70	25.98	25.25	25.65
2437	NYSE	NWN	Mon, Jan 28, 2002	26.60	26.63	26.11	26.14
2436	NYSE	NWN	Fri, Jan 25, 2002	26.38	26.60	26.01	26.60
2435	NYSE	NWN	Thu, Jan 24, 2002	26.40	26.50	26.10	26.20
2434	NYSE	NWN	Wed, Jan 23, 2002	26.50	26.50	26.31	26.38
2433	NYSE	NWN	Tue, Jan 22, 2002	26.55	26.95	26.45	26.50
2432	NYSE	NWN	Fri, Jan 18, 2002	26.97	27.50	26.42	26.42
2431	NYSE	NWN	Thu, Jan 17, 2002	27.03	27.04	26.08	26.97
2430	NYSE	NWN	Wed, Jan 16, 2002	27.57	27.57	26.90	27.03
2429	NYSE	NWN	Tue, Jan 15, 2002	26.58	27.60	26.58	27.60
2428	NYSE	NWN	Mon, Jan 14, 2002	27.00	27.00	26.40	26.43
2427	NYSE	NWN	Fri, Jan 11, 2002	27.60	27.99	26.95	27.11
2426	NYSE	NWN	Thu, Jan 10, 2002	26.16	26.50	25.86	26.50
2425	NYSE	NWN	Wed, Jan 9, 2002	27.35	27.70	26.15	26.15
2424	NYSE	NWN	Tue, Jan 8, 2002	26.84	27.35	26.60	27.35
2423	NYSE	NWN	Mon, Jan 7, 2002	27.25	27.34	26.70	26.84
2422	NYSE	NWN	Fri, Jan 4, 2002	26.30	26.50	26.22	26.46
2421	NYSE	NWN	Thu, Jan 3, 2002	26.10	26.60	25.45	26.25
2420	NYSE	NWN	Wed, Jan 2, 2002	25.75	26.20	25.20	26.20
2419	NYSE	NWN	Mon, Dec 31, 2001	25.80	26.11	25.50	25.50
2418	NYSE	NWN	Fri, Dec 28, 2001	26.06	26.11	25.85	25.85
2417	NYSE	NWN	Thu, Dec 27, 2001	25.92	26.30	25.92	26.06
2416	NYSE	NWN	Wed, Dec 26, 2001	25.65	26.00	25.65	25.97
2415	NYSE	NWN	Mon, Dec 24, 2001	25.30	25.59	25.28	25.59
2414	NYSE	NWN	Fri, Dec 21, 2001	25.50	25.50	25.25	25.40
2413	NYSE	NWN	Thu, Dec 20, 2001	25.50	25.50	24.99	25.26
2412	NYSE	NWN	Wed, Dec 19, 2001	25.40	25.64	25.00	25.52
2411	NYSE	NWN	Tue, Dec 18, 2001	25.55	25.64	25.11	25.40
2410	NYSE	NWN	Mon, Dec 17, 2001	24.90	25.47	24.71	25.47
2409	NYSE	NWN	Fri, Dec 14, 2001	24.61	25.08	24.40	25.00
2408	NYSE	NWN	Thu, Dec 13, 2001	24.55	25.05	24.55	24.60
2407	NYSE	NWN	Wed, Dec 12, 2001	24.60	24.63	24.05	24.50
2406	NYSE	NWN	Tue, Dec 11, 2001	24.95	24.95	24.51	24.60
2405	NYSE	NWN	Mon, Dec 10, 2001	25.05	25.05	24.41	25.00
2404	NYSE	NWN	Fri, Dec 7, 2001	24.70	25.00	24.70	25.00
2403	NYSE	NWN	Thu, Dec 6, 2001	24.70	24.79	24.50	24.79
2402	NYSE	NWN	Wed, Dec 5, 2001	24.40	24.59	24.31	24.59
2401	NYSE	NWN	Tue, Dec 4, 2001	23.82	24.49	23.82	24.48
2400	NYSE	NWN	Mon, Dec 3, 2001	24.40	24.40	23.90	23.92
2399	NYSE	NWN	Fri, Nov 30, 2001	24.58	24.58	24.20	24.45
2398	NYSE	NWN	Thu, Nov 29, 2001	23.80	24.35	23.39	24.31
2397	NYSE	NWN	Wed, Nov 28, 2001	24.00	24.17	23.80	23.87
2396	NYSE	NWN	Tue, Nov 27, 2001	24.50	24.65	24.33	24.34
2395	NYSE	NWN	Mon, Nov 26, 2001	24.99	24.99	24.40	24.40
2394	NYSE	NWN	Fri, Nov 23, 2001	24.40	25.00	24.40	24.99
2393	NYSE	NWN	Wed, Nov 21, 2001	24.87	24.87	24.50	24.55
2392	NYSE	NWN	Tue, Nov 20, 2001	24.59	24.98	24.43	24.87
2391	NYSE	NWN	Mon, Nov 19, 2001	24.20	24.60	23.95	24.60
2390	NYSE	NWN	Fri, Nov 16, 2001	24.05	24.25	23.83	24.25
2389	NYSE	NWN	Thu, Nov 15, 2001	24.30	24.30	24.05	24.05
2388	NYSE	NWN	Wed, Nov 14, 2001	24.74	24.74	24.25	24.36
2387	NYSE	NWN	Tue, Nov 13, 2001	24.48	24.75	24.35	24.74
2386	NYSE	NWN	Mon, Nov 12, 2001	24.39	24.49	24.35	24.43
2385	NYSE	NWN	Fri, Nov 9, 2001	24.25	24.40	24.25	24.40
2384	NYSE	NWN	Thu, Nov 8, 2001	24.01	24.40	24.01	24.25
2383	NYSE	NWN	Wed, Nov 7, 2001	24.00	24.02	23.86	24.02
2382	NYSE	NWN	Tue, Nov 6, 2001	23.85	24.00	23.85	23.99
2381	NYSE	NWN	Mon, Nov 5, 2001	23.85	23.99	23.85	23.95
2380	NYSE	NWN	Fri, Nov 2, 2001	24.05	24.05	23.86	23.86
2379	NYSE	NWN	Thu, Nov 1, 2001	23.93	24.10	23.80	24.05
2378	NYSE	NWN	Wed, Oct 31, 2001	23.75	23.94	23.75	23.90
2377	NYSE	NWN	Tue, Oct 30, 2001	23.66	23.85	23.66	23.75
2376	NYSE	NWN	Mon, Oct 29, 2001	23.65	23.80	23.52	23.66
2375	NYSE	NWN	Fri, Oct 26, 2001	23.90	24.20	23.90	23.99
2374	NYSE	NWN	Thu, Oct 25, 2001	24.00	24.13	23.83	23.90
2373	NYSE	NWN	Wed, Oct 24, 2001	24.01	24.29	24.00	24.01
2372	NYSE	NWN	Tue, Oct 23, 2001	24.05	24.09	23.93	24.03
2371	NYSE	NWN	Mon, Oct 22, 2001	23.80	24.15	23.70	24.05
2370	NYSE	NWN	Fri, Oct 19, 2001	23.65	24.00	23.63	23.70
2369	NYSE	NWN	Thu, Oct 18, 2001	24.15	24.15	23.62	23.65
2368	NYSE	NWN	Wed, Oct 17, 2001	24.30	24.50	24.20	24.22
2367	NYSE	NWN	Tue, Oct 16, 2001	24.10	24.18	24.00	24.17
2366	NYSE	NWN	Mon, Oct 15, 2001	24.00	24.28	23.90	24.01
2365	NYSE	NWN	Fri, Oct 12, 2001	23.68	24.17	23.68	24.00
2364	NYSE	NWN	Thu, Oct 11, 2001	24.00	24.20	23.60	23.68
2363	NYSE	NWN	Wed, Oct 10, 2001	22.80	24.00	22.75	24.00
2362	NYSE	NWN	Tue, Oct 9, 2001	22.99	23.00	22.51	22.75
2361	NYSE	NWN	Mon, Oct 8, 2001	23.41	23.48	22.90	22.99
2360	NYSE	NWN	Fri, Oct 5, 2001	22.00	23.82	22.00	23.41
2359	NYSE	NWN	Thu, Oct 4, 2001	24.90	26.00	24.69	25.99
2358	NYSE	NWN	Wed, Oct 3, 2001	23.80	25.00	23.70	24.95
2357	NYSE	NWN	Tue, Oct 2, 2001	23.30	23.78	23.20	23.78
2356	NYSE	NWN	Mon, Oct 1, 2001	23.45	23.49	23.05	23.10
2355	NYSE	NWN	Fri, Sep 28, 2001	23.55	24.25	23.39	23.39
2354	NYSE	NWN	Thu, Sep 27, 2001	23.56	23.70	23.41	23.50
2353	NYSE	NWN	Wed, Sep 26, 2001	23.85	24.01	23.60	23.63
2352	NYSE	NWN	Tue, Sep 25, 2001	24.00	24.00	23.58	23.60
2351	NYSE	NWN	Mon, Sep 24, 2001	23.20	24.00	23.00	24.00
2350	NYSE	NWN	Fri, Sep 21, 2001	22.70	23.10	22.39	23.10
2349	NYSE	NWN	Thu, Sep 20, 2001	23.15	23.20	22.85	23.00
2348	NYSE	NWN	Wed, Sep 19, 2001	24.39	24.39	22.59	23.02
2347	NYSE	NWN	Tue, Sep 18, 2001	24.30	25.10	24.20	24.39
2346	NYSE	NWN	Mon, Sep 17, 2001	24.75	24.95	24.01	24.19
2345	NYSE	NWN	Mon, Sep 10, 2001	25.25	25.27	24.60	24.62
2344	NYSE	NWN	Fri, Sep 7, 2001	25.40	25.40	24.79	25.15
2343	NYSE	NWN	Thu, Sep 6, 2001	25.65	25.85	25.33	25.45
2342	NYSE	NWN	Wed, Sep 5, 2001	25.12	25.69	25.12	25.59
2341	NYSE	NWN	Tue, Sep 4, 2001	25.15	25.40	25.10	25.10
2340	NYSE	NWN	Fri, Aug 31, 2001	25.20	25.50	25.00	25.00
2339	NYSE	NWN	Thu, Aug 30, 2001	25.15	25.27	25.07	25.15
2338	NYSE	NWN	Wed, Aug 29, 2001	25.05	25.44	25.05	25.33
2337	NYSE	NWN	Tue, Aug 28, 2001	25.11	25.30	25.10	25.15
2336	NYSE	NWN	Mon, Aug 27, 2001	25.40	25.49	25.10	25.10
2335	NYSE	NWN	Fri, Aug 24, 2001	24.94	25.40	24.85	25.40
2334	NYSE	NWN	Thu, Aug 23, 2001	25.10	25.14	24.94	24.94
2333	NYSE	NWN	Wed, Aug 22, 2001	24.85	25.10	24.75	25.10
2332	NYSE	NWN	Tue, Aug 21, 2001	24.85	25.10	24.82	25.00
2331	NYSE	NWN	Mon, Aug 20, 2001	25.01	25.35	24.77	24.98
2330	NYSE	NWN	Fri, Aug 17, 2001	24.75	25.04	24.70	25.01
2329	NYSE	NWN	Thu, Aug 16, 2001	24.90	24.90	24.73	24.90
2328	NYSE	NWN	Wed, Aug 15, 2001	24.49	24.88	24.42	24.80
2327	NYSE	NWN	Tue, Aug 14, 2001	24.40	24.69	24.40	24.49
2326	NYSE	NWN	Mon, Aug 13, 2001	24.70	24.70	24.31	24.33
2325	NYSE	NWN	Fri, Aug 10, 2001	24.38	24.75	24.25	24.74
2324	NYSE	NWN	Thu, Aug 9, 2001	24.25	24.48	24.03	24.40
2323	NYSE	NWN	Wed, Aug 8, 2001	24.00	24.45	23.85	24.25
2322	NYSE	NWN	Tue, Aug 7, 2001	24.05	24.15	23.89	24.15
2321	NYSE	NWN	Mon, Aug 6, 2001	24.25	24.35	24.14	24.15
2320	NYSE	NWN	Fri, Aug 3, 2001	24.30	24.44	24.18	24.25
2319	NYSE	NWN	Thu, Aug 2, 2001	24.00	24.24	24.00	24.23
2318	NYSE	NWN	Wed, Aug 1, 2001	24.00	24.35	23.81	24.07
2317	NYSE	NWN	Tue, Jul 31, 2001	24.30	24.35	24.00	24.08
2316	NYSE	NWN	Mon, Jul 30, 2001	23.95	24.40	23.73	24.40
2315	NYSE	NWN	Fri, Jul 27, 2001	23.84	24.50	23.84	24.13
2314	NYSE	NWN	Thu, Jul 26, 2001	24.10	24.35	23.70	24.35
2313	NYSE	NWN	Wed, Jul 25, 2001	23.59	24.03	23.59	24.03
2312	NYSE	NWN	Tue, Jul 24, 2001	23.86	24.00	23.58	23.58
2311	NYSE	NWN	Mon, Jul 23, 2001	24.10	24.10	23.61	23.90
2310	NYSE	NWN	Fri, Jul 20, 2001	24.10	24.35	24.04	24.24
2309	NYSE	NWN	Thu, Jul 19, 2001	24.35	24.53	24.05	24.16
2308	NYSE	NWN	Wed, Jul 18, 2001	24.70	24.70	24.20	24.26
2307	NYSE	NWN	Tue, Jul 17, 2001	24.10	24.65	23.70	24.65
2306	NYSE	NWN	Mon, Jul 16, 2001	24.25	24.35	24.02	24.02
2305	NYSE	NWN	Fri, Jul 13, 2001	24.05	24.40	23.87	24.25
2304	NYSE	NWN	Thu, Jul 12, 2001	24.35	24.40	24.24	24.27
2303	NYSE	NWN	Wed, Jul 11, 2001	24.65	24.65	24.40	24.45
2302	NYSE	NWN	Tue, Jul 10, 2001	24.95	24.96	24.55	24.55
2301	NYSE	NWN	Mon, Jul 9, 2001	24.55	24.83	24.47	24.62
2300	NYSE	NWN	Fri, Jul 6, 2001	24.83	24.83	24.63	24.66
2299	NYSE	NWN	Thu, Jul 5, 2001	24.80	24.95	24.70	24.83
2298	NYSE	NWN	Tue, Jul 3, 2001	25.00	25.00	24.85	24.85
2297	NYSE	NWN	Mon, Jul 2, 2001	24.92	25.15	24.85	24.93
2296	NYSE	NWN	Fri, Jun 29, 2001	24.69	25.25	24.69	24.90
2295	NYSE	NWN	Thu, Jun 28, 2001	24.60	24.99	24.60	24.70
2294	NYSE	NWN	Wed, Jun 27, 2001	25.00	25.13	24.64	24.68
2293	NYSE	NWN	Tue, Jun 26, 2001	24.25	25.09	23.85	25.09
2292	NYSE	NWN	Mon, Jun 25, 2001	24.35	24.35	24.20	24.20
2291	NYSE	NWN	Fri, Jun 22, 2001	24.85	24.95	24.50	24.50
2290	NYSE	NWN	Thu, Jun 21, 2001	24.76	24.95	24.46	24.95
2289	NYSE	NWN	Wed, Jun 20, 2001	24.05	24.80	24.05	24.75
2288	NYSE	NWN	Tue, Jun 19, 2001	24.25	24.30	24.05	24.18
2287	NYSE	NWN	Mon, Jun 18, 2001	23.95	24.52	23.95	24.20
2286	NYSE	NWN	Fri, Jun 15, 2001	24.39	24.69	24.14	24.14
2285	NYSE	NWN	Thu, Jun 14, 2001	24.61	24.61	24.25	24.40
2284	NYSE	NWN	Wed, Jun 13, 2001	24.61	25.00	24.55	24.60
2283	NYSE	NWN	Tue, Jun 12, 2001	24.20	24.70	24.20	24.61
2282	NYSE	NWN	Mon, Jun 11, 2001	24.38	24.38	23.97	24.20
2281	NYSE	NWN	Fri, Jun 8, 2001	24.35	24.39	24.10	24.38
2280	NYSE	NWN	Thu, Jun 7, 2001	24.45	24.50	24.00	24.40
2279	NYSE	NWN	Wed, Jun 6, 2001	24.88	24.88	24.50	24.50
2278	NYSE	NWN	Tue, Jun 5, 2001	24.48	24.90	24.37	24.88
2277	NYSE	NWN	Mon, Jun 4, 2001	24.40	24.50	24.25	24.48
2276	NYSE	NWN	Fri, Jun 1, 2001	23.91	24.00	23.90	23.95
2275	NYSE	NWN	Thu, May 31, 2001	23.90	24.20	23.90	23.90
2274	NYSE	NWN	Wed, May 30, 2001	23.90	24.00	23.90	23.90
2273	NYSE	NWN	Tue, May 29, 2001	23.95	24.10	23.90	23.90
2272	NYSE	NWN	Fri, May 25, 2001	23.95	23.95	23.85	23.85
2271	NYSE	NWN	Thu, May 24, 2001	23.60	24.00	23.57	23.91
2270	NYSE	NWN	Wed, May 23, 2001	23.25	23.60	23.25	23.35
2269	NYSE	NWN	Tue, May 22, 2001	23.60	23.92	22.70	23.00
2268	NYSE	NWN	Mon, May 21, 2001	24.00	24.25	23.30	23.49
2267	NYSE	NWN	Fri, May 18, 2001	23.00	23.80	23.00	23.48
2266	NYSE	NWN	Thu, May 17, 2001	22.95	23.15	22.85	23.00
2265	NYSE	NWN	Wed, May 16, 2001	22.85	23.00	22.65	22.85
2264	NYSE	NWN	Tue, May 15, 2001	22.75	22.90	22.50	22.70
2263	NYSE	NWN	Mon, May 14, 2001	22.75	22.87	22.69	22.72
2262	NYSE	NWN	Fri, May 11, 2001	22.70	22.88	22.55	22.55
2261	NYSE	NWN	Thu, May 10, 2001	22.95	22.95	22.60	22.67
2260	NYSE	NWN	Wed, May 9, 2001	22.35	22.85	21.90	22.70
2259	NYSE	NWN	Tue, May 8, 2001	22.00	22.67	21.93	22.44
2258	NYSE	NWN	Mon, May 7, 2001	22.00	22.47	21.75	21.75
2257	NYSE	NWN	Fri, May 4, 2001	21.95	22.27	21.86	22.00
2256	NYSE	NWN	Thu, May 3, 2001	22.00	22.11	21.65	21.75
2255	NYSE	NWN	Wed, May 2, 2001	22.20	22.37	21.91	21.96
2254	NYSE	NWN	Tue, May 1, 2001	22.40	22.46	21.70	21.90
2253	NYSE	NWN	Mon, Apr 30, 2001	22.77	22.77	22.19	22.20
2252	NYSE	NWN	Fri, Apr 27, 2001	22.90	23.05	22.57	22.75
2251	NYSE	NWN	Thu, Apr 26, 2001	22.75	22.80	22.35	22.80
2250	NYSE	NWN	Wed, Apr 25, 2001	22.85	23.00	22.76	22.98
2249	NYSE	NWN	Tue, Apr 24, 2001	22.90	23.10	22.44	22.60
2248	NYSE	NWN	Mon, Apr 23, 2001	22.75	23.05	22.00	22.50
2247	NYSE	NWN	Fri, Apr 20, 2001	22.99	23.00	22.68	22.80
2246	NYSE	NWN	Thu, Apr 19, 2001	23.20	23.21	22.90	22.99
2245	NYSE	NWN	Wed, Apr 18, 2001	23.45	23.45	23.05	23.25
2244	NYSE	NWN	Tue, Apr 17, 2001	23.29	23.34	23.26	23.29
2243	NYSE	NWN	Mon, Apr 16, 2001	23.35	23.45	23.25	23.29
2242	NYSE	NWN	Thu, Apr 12, 2001	23.25	23.50	22.90	23.28
2241	NYSE	NWN	Wed, Apr 11, 2001	23.50	23.50	23.15	23.15
2240	NYSE	NWN	Tue, Apr 10, 2001	23.30	23.71	23.30	23.60
2239	NYSE	NWN	Mon, Apr 9, 2001	22.75	23.33	22.35	23.22
2238	NYSE	NWN	Fri, Apr 6, 2001	23.05	23.17	22.00	22.95
2237	NYSE	NWN	Thu, Apr 5, 2001	23.95	23.95	23.25	23.30
2236	NYSE	NWN	Wed, Apr 4, 2001	23.75	24.00	23.65	23.85
2235	NYSE	NWN	Tue, Apr 3, 2001	23.99	23.99	23.60	23.65
2234	NYSE	NWN	Mon, Apr 2, 2001	23.99	24.10	23.70	24.00
2233	NYSE	NWN	Fri, Mar 30, 2001	23.40	24.05	23.20	24.00
2232	NYSE	NWN	Thu, Mar 29, 2001	23.60	23.90	23.40	23.40
2231	NYSE	NWN	Wed, Mar 28, 2001	24.00	24.00	23.30	23.50
2230	NYSE	NWN	Tue, Mar 27, 2001	23.61	24.00	23.55	24.00
2229	NYSE	NWN	Mon, Mar 26, 2001	23.25	23.70	23.25	23.51
2228	NYSE	NWN	Fri, Mar 23, 2001	23.10	23.40	23.05	23.05
2227	NYSE	NWN	Thu, Mar 22, 2001	23.70	23.95	23.15	23.25
2226	NYSE	NWN	Wed, Mar 21, 2001	23.85	24.05	23.70	23.70
2225	NYSE	NWN	Tue, Mar 20, 2001	23.91	24.05	23.85	23.99
2224	NYSE	NWN	Mon, Mar 19, 2001	23.70	23.95	23.70	23.91
2223	NYSE	NWN	Fri, Mar 16, 2001	24.00	24.00	23.70	23.70
2222	NYSE	NWN	Thu, Mar 15, 2001	24.00	24.15	23.85	24.12
2221	NYSE	NWN	Wed, Mar 14, 2001	23.95	24.15	23.90	24.11
2220	NYSE	NWN	Tue, Mar 13, 2001	24.02	24.18	23.90	24.18
2219	NYSE	NWN	Mon, Mar 12, 2001	24.12	24.20	24.00	24.02
2218	NYSE	NWN	Fri, Mar 9, 2001	24.15	24.27	24.05	24.15
2217	NYSE	NWN	Thu, Mar 8, 2001	24.40	24.45	24.03	24.10
2216	NYSE	NWN	Wed, Mar 7, 2001	24.00	24.40	23.90	24.40
2215	NYSE	NWN	Tue, Mar 6, 2001	24.00	24.05	23.95	24.00
2214	NYSE	NWN	Mon, Mar 5, 2001	23.95	24.10	23.85	23.85
2213	NYSE	NWN	Fri, Mar 2, 2001	24.20	24.30	23.86	23.87
2212	NYSE	NWN	Thu, Mar 1, 2001	24.45	24.45	24.11	24.20
2211	NYSE	NWN	Wed, Feb 28, 2001	24.75	24.96	24.45	24.45
2210	NYSE	NWN	Tue, Feb 27, 2001	24.10	24.85	24.05	24.65
2209	NYSE	NWN	Mon, Feb 26, 2001	23.90	24.20	23.75	24.20
2208	NYSE	NWN	Fri, Feb 23, 2001	24.20	24.25	23.62	23.90
2207	NYSE	NWN	Thu, Feb 22, 2001	24.63	24.65	24.30	24.42
2206	NYSE	NWN	Wed, Feb 21, 2001	25.00	25.00	24.56	24.64
2205	NYSE	NWN	Tue, Feb 20, 2001	25.49	25.49	24.85	24.91
2204	NYSE	NWN	Fri, Feb 16, 2001	25.68	25.68	25.40	25.49
2203	NYSE	NWN	Thu, Feb 15, 2001	25.90	26.05	25.75	25.88
2202	NYSE	NWN	Wed, Feb 14, 2001	26.20	26.20	25.70	25.90
2201	NYSE	NWN	Tue, Feb 13, 2001	26.45	26.46	25.85	26.05
2200	NYSE	NWN	Mon, Feb 12, 2001	25.75	26.65	25.61	26.45
2199	NYSE	NWN	Fri, Feb 9, 2001	25.19	25.50	25.19	25.50
2198	NYSE	NWN	Thu, Feb 8, 2001	24.90	25.35	24.90	25.19
2197	NYSE	NWN	Wed, Feb 7, 2001	24.80	25.20	24.80	24.99
2196	NYSE	NWN	Tue, Feb 6, 2001	24.51	25.00	24.51	25.00
2195	NYSE	NWN	Mon, Feb 5, 2001	24.40	24.59	24.35	24.55
2194	NYSE	NWN	Fri, Feb 2, 2001	24.51	24.51	24.10	24.30
2193	NYSE	NWN	Thu, Feb 1, 2001	24.00	24.45	24.00	24.41
2192	NYSE	NWN	Wed, Jan 31, 2001	24.76	24.85	24.00	24.01
2191	NYSE	NWN	Tue, Jan 30, 2001	24.45	25.00	24.45	24.51
2190	NYSE	NWN	Mon, Jan 29, 2001	24.46	25.55	24.03	24.30
2189	NYSE	NWN	Fri, Jan 26, 2001	24.56	24.88	24.31	24.88
2188	NYSE	NWN	Thu, Jan 25, 2001	25.00	25.31	24.44	24.44
2187	NYSE	NWN	Wed, Jan 24, 2001	25.19	25.94	24.88	24.88
2186	NYSE	NWN	Tue, Jan 23, 2001	24.44	25.31	24.44	25.31
2185	NYSE	NWN	Mon, Jan 22, 2001	24.38	24.94	24.38	24.44
2184	NYSE	NWN	Fri, Jan 19, 2001	24.38	24.75	24.38	24.50
2183	NYSE	NWN	Thu, Jan 18, 2001	24.44	25.50	24.25	24.50
2182	NYSE	NWN	Wed, Jan 17, 2001	24.88	25.00	24.44	24.44
2181	NYSE	NWN	Tue, Jan 16, 2001	24.81	25.06	24.81	24.88
2180	NYSE	NWN	Fri, Jan 12, 2001	24.63	25.00	24.50	24.56
2179	NYSE	NWN	Thu, Jan 11, 2001	25.06	25.25	24.75	24.75
2178	NYSE	NWN	Wed, Jan 10, 2001	24.81	25.31	24.31	25.06
2177	NYSE	NWN	Tue, Jan 9, 2001	25.06	25.06	24.81	24.81
2176	NYSE	NWN	Mon, Jan 8, 2001	25.00	25.38	25.00	25.19
2175	NYSE	NWN	Fri, Jan 5, 2001	25.00	25.50	25.00	25.00
2174	NYSE	NWN	Thu, Jan 4, 2001	26.69	26.75	24.81	25.13
2173	NYSE	NWN	Wed, Jan 3, 2001	25.63	26.63	25.63	26.56
2172	NYSE	NWN	Tue, Jan 2, 2001	26.00	26.13	25.75	25.88
2171	NYSE	NWN	Fri, Dec 29, 2000	27.19	27.38	26.31	26.50
2170	NYSE	NWN	Thu, Dec 28, 2000	27.25	27.50	27.00	27.13
2169	NYSE	NWN	Wed, Dec 27, 2000	26.75	27.13	26.56	27.13
2168	NYSE	NWN	Tue, Dec 26, 2000	26.38	26.75	26.31	26.75
2167	NYSE	NWN	Fri, Dec 22, 2000	26.19	26.81	25.75	26.44
2166	NYSE	NWN	Thu, Dec 21, 2000	26.06	26.56	26.00	26.38
2165	NYSE	NWN	Wed, Dec 20, 2000	26.25	26.50	26.06	26.06
2164	NYSE	NWN	Tue, Dec 19, 2000	26.44	26.94	26.31	26.31
2163	NYSE	NWN	Mon, Dec 18, 2000	26.19	26.63	26.13	26.31
2162	NYSE	NWN	Fri, Dec 15, 2000	25.31	26.19	25.25	26.19
2161	NYSE	NWN	Thu, Dec 14, 2000	25.38	25.44	25.19	25.44
2160	NYSE	NWN	Wed, Dec 13, 2000	24.81	25.31	24.81	25.31
2159	NYSE	NWN	Tue, Dec 12, 2000	25.63	25.69	24.56	24.69
2158	NYSE	NWN	Mon, Dec 11, 2000	24.69	25.69	24.50	25.69
2157	NYSE	NWN	Fri, Dec 8, 2000	24.69	24.94	24.69	24.94
2156	NYSE	NWN	Thu, Dec 7, 2000	24.50	24.81	24.38	24.69
2155	NYSE	NWN	Wed, Dec 6, 2000	24.25	24.63	24.19	24.38
2154	NYSE	NWN	Tue, Dec 5, 2000	24.25	24.44	23.88	24.00
2153	NYSE	NWN	Mon, Dec 4, 2000	24.19	24.50	24.00	24.06
2152	NYSE	NWN	Fri, Dec 1, 2000	24.13	24.44	24.00	24.31
2151	NYSE	NWN	Thu, Nov 30, 2000	24.56	24.94	23.94	24.00
2150	NYSE	NWN	Wed, Nov 29, 2000	24.63	24.75	24.38	24.56
2149	NYSE	NWN	Tue, Nov 28, 2000	24.38	24.81	24.38	24.50
2148	NYSE	NWN	Mon, Nov 27, 2000	24.75	24.88	24.19	24.19
2147	NYSE	NWN	Fri, Nov 24, 2000	24.56	24.81	24.50	24.75
2146	NYSE	NWN	Wed, Nov 22, 2000	24.44	24.75	24.44	24.69
2145	NYSE	NWN	Tue, Nov 21, 2000	24.44	24.75	24.44	24.63
2144	NYSE	NWN	Mon, Nov 20, 2000	24.38	24.63	24.19	24.31
2143	NYSE	NWN	Fri, Nov 17, 2000	24.06	24.56	24.06	24.56
2142	NYSE	NWN	Thu, Nov 16, 2000	24.69	24.81	23.75	23.81
2141	NYSE	NWN	Wed, Nov 15, 2000	23.63	24.44	23.63	24.44
2140	NYSE	NWN	Tue, Nov 14, 2000	23.44	23.63	23.38	23.63
2139	NYSE	NWN	Mon, Nov 13, 2000	23.19	23.38	22.88	23.31
2138	NYSE	NWN	Fri, Nov 10, 2000	23.13	23.25	22.75	23.19
2137	NYSE	NWN	Thu, Nov 9, 2000	23.06	23.19	22.69	23.13
2136	NYSE	NWN	Wed, Nov 8, 2000	22.94	23.31	22.94	23.19
2135	NYSE	NWN	Tue, Nov 7, 2000	22.69	22.94	22.56	22.94
2134	NYSE	NWN	Mon, Nov 6, 2000	23.00	23.00	22.75	22.88
2133	NYSE	NWN	Fri, Nov 3, 2000	22.63	23.00	22.63	23.00
2132	NYSE	NWN	Thu, Nov 2, 2000	22.94	22.94	22.69	22.75
2131	NYSE	NWN	Wed, Nov 1, 2000	23.06	23.06	22.69	22.94
2130	NYSE	NWN	Tue, Oct 31, 2000	22.75	23.44	22.69	23.44
2129	NYSE	NWN	Mon, Oct 30, 2000	22.75	22.88	22.50	22.88
2128	NYSE	NWN	Fri, Oct 27, 2000	22.63	22.88	22.56	22.88
2127	NYSE	NWN	Thu, Oct 26, 2000	22.44	22.94	22.00	22.88
2126	NYSE	NWN	Wed, Oct 25, 2000	22.94	23.00	21.88	22.19
2125	NYSE	NWN	Tue, Oct 24, 2000	22.63	22.94	22.63	22.94
2124	NYSE	NWN	Mon, Oct 23, 2000	22.81	23.19	22.63	23.19
2123	NYSE	NWN	Fri, Oct 20, 2000	22.63	22.94	22.50	22.94
2122	NYSE	NWN	Thu, Oct 19, 2000	22.94	22.94	22.25	22.38
2121	NYSE	NWN	Wed, Oct 18, 2000	22.50	23.13	22.50	22.69
2120	NYSE	NWN	Tue, Oct 17, 2000	23.00	23.38	22.19	22.50
2119	NYSE	NWN	Mon, Oct 16, 2000	22.88	22.94	22.69	22.94
2118	NYSE	NWN	Fri, Oct 13, 2000	22.75	22.94	22.75	22.75
2117	NYSE	NWN	Thu, Oct 12, 2000	22.38	22.69	22.13	22.69
2116	NYSE	NWN	Wed, Oct 11, 2000	22.63	22.63	22.19	22.25
2115	NYSE	NWN	Tue, Oct 10, 2000	22.81	22.94	22.38	22.38
2114	NYSE	NWN	Mon, Oct 9, 2000	22.31	22.88	22.13	22.81
2113	NYSE	NWN	Fri, Oct 6, 2000	22.63	22.75	22.25	22.44
2112	NYSE	NWN	Thu, Oct 5, 2000	22.63	22.94	22.50	22.75
2111	NYSE	NWN	Wed, Oct 4, 2000	22.69	22.75	22.38	22.50
2110	NYSE	NWN	Tue, Oct 3, 2000	23.00	23.00	22.81	22.94
2109	NYSE	NWN	Mon, Oct 2, 2000	22.94	23.06	22.69	22.94
2108	NYSE	NWN	Fri, Sep 29, 2000	23.00	23.19	22.75	22.77
2107	NYSE	NWN	Thu, Sep 28, 2000	22.75	23.13	22.75	23.00
2106	NYSE	NWN	Wed, Sep 27, 2000	22.75	22.94	22.56	22.81
2105	NYSE	NWN	Tue, Sep 26, 2000	22.38	22.75	22.38	22.75
2104	NYSE	NWN	Mon, Sep 25, 2000	22.38	22.94	22.19	22.63
2103	NYSE	NWN	Fri, Sep 22, 2000	22.75	22.88	22.44	22.50
2102	NYSE	NWN	Thu, Sep 21, 2000	23.88	23.88	22.50	22.88
2101	NYSE	NWN	Wed, Sep 20, 2000	23.44	23.63	23.25	23.63
2100	NYSE	NWN	Tue, Sep 19, 2000	24.25	24.25	23.00	23.31
2099	NYSE	NWN	Mon, Sep 18, 2000	24.19	24.63	24.06	24.13
2098	NYSE	NWN	Fri, Sep 15, 2000	23.44	24.45	23.44	24.45
2097	NYSE	NWN	Thu, Sep 14, 2000	24.19	24.31	23.94	23.94
2096	NYSE	NWN	Wed, Sep 13, 2000	24.13	24.38	23.81	24.25
2095	NYSE	NWN	Tue, Sep 12, 2000	23.94	24.44	23.63	24.31
2094	NYSE	NWN	Mon, Sep 11, 2000	23.00	24.00	23.00	23.95
2093	NYSE	NWN	Fri, Sep 8, 2000	22.88	23.25	22.88	23.22
2092	NYSE	NWN	Thu, Sep 7, 2000	22.69	23.13	22.38	23.13
2091	NYSE	NWN	Wed, Sep 6, 2000	22.69	23.19	22.31	22.50
2090	NYSE	NWN	Tue, Sep 5, 2000	22.63	23.00	22.63	22.81
2089	NYSE	NWN	Fri, Sep 1, 2000	22.94	23.06	22.88	22.88
2088	NYSE	NWN	Thu, Aug 31, 2000	22.38	23.31	22.25	23.00
2087	NYSE	NWN	Wed, Aug 30, 2000	22.44	22.63	22.13	22.31
2086	NYSE	NWN	Tue, Aug 29, 2000	22.50	22.88	22.31	22.56
2085	NYSE	NWN	Mon, Aug 28, 2000	22.50	22.63	22.38	22.38
2084	NYSE	NWN	Fri, Aug 25, 2000	22.63	22.75	22.38	22.50
2083	NYSE	NWN	Thu, Aug 24, 2000	22.69	22.69	22.38	22.63
2082	NYSE	NWN	Wed, Aug 23, 2000	22.81	23.00	22.63	22.69
2081	NYSE	NWN	Tue, Aug 22, 2000	23.06	23.13	22.75	22.94
2080	NYSE	NWN	Mon, Aug 21, 2000	22.81	23.31	22.50	22.94
2079	NYSE	NWN	Fri, Aug 18, 2000	23.50	23.63	22.88	22.94
2078	NYSE	NWN	Thu, Aug 17, 2000	23.50	23.69	23.19	23.38
2077	NYSE	NWN	Wed, Aug 16, 2000	23.88	23.88	23.19	23.63
2076	NYSE	NWN	Tue, Aug 15, 2000	23.81	23.94	23.63	23.63
2075	NYSE	NWN	Mon, Aug 14, 2000	23.38	23.75	23.31	23.69
2074	NYSE	NWN	Fri, Aug 11, 2000	23.25	23.56	23.13	23.13
2073	NYSE	NWN	Thu, Aug 10, 2000	23.38	23.94	23.38	23.50
2072	NYSE	NWN	Wed, Aug 9, 2000	23.50	23.56	23.06	23.56
2071	NYSE	NWN	Tue, Aug 8, 2000	23.38	23.69	23.38	23.63
2070	NYSE	NWN	Mon, Aug 7, 2000	23.13	23.56	22.88	23.19
2069	NYSE	NWN	Fri, Aug 4, 2000	23.19	23.38	23.00	23.00
2068	NYSE	NWN	Thu, Aug 3, 2000	23.13	23.63	22.81	23.25
2067	NYSE	NWN	Wed, Aug 2, 2000	22.69	23.38	22.50	23.38
2066	NYSE	NWN	Tue, Aug 1, 2000	22.75	23.13	22.63	22.63
2065	NYSE	NWN	Mon, Jul 31, 2000	22.25	23.13	22.13	22.75
2064	NYSE	NWN	Fri, Jul 28, 2000	22.25	22.25	22.00	22.25
2063	NYSE	NWN	Thu, Jul 27, 2000	22.19	22.31	21.81	22.00
2062	NYSE	NWN	Wed, Jul 26, 2000	22.75	23.00	22.38	22.38
2061	NYSE	NWN	Tue, Jul 25, 2000	23.00	23.00	22.50	23.00
2060	NYSE	NWN	Mon, Jul 24, 2000	23.50	23.50	22.50	22.50
2059	NYSE	NWN	Fri, Jul 21, 2000	23.50	24.00	23.38	23.38
2058	NYSE	NWN	Thu, Jul 20, 2000	23.69	24.00	23.50	23.81
2057	NYSE	NWN	Wed, Jul 19, 2000	23.75	23.88	23.50	23.88
2056	NYSE	NWN	Tue, Jul 18, 2000	23.00	23.75	23.00	23.50
2055	NYSE	NWN	Mon, Jul 17, 2000	22.38	23.31	22.38	22.94
2054	NYSE	NWN	Fri, Jul 14, 2000	22.25	22.63	22.00	22.63
2053	NYSE	NWN	Thu, Jul 13, 2000	21.88	22.31	21.88	22.06
2052	NYSE	NWN	Wed, Jul 12, 2000	22.75	22.75	22.00	22.25
2051	NYSE	NWN	Tue, Jul 11, 2000	22.50	22.75	21.81	22.75
2050	NYSE	NWN	Mon, Jul 10, 2000	22.63	23.00	21.63	22.13
2049	NYSE	NWN	Fri, Jul 7, 2000	22.38	22.81	22.25	22.44
2048	NYSE	NWN	Thu, Jul 6, 2000	22.75	22.75	22.25	22.31
2047	NYSE	NWN	Wed, Jul 5, 2000	22.50	22.94	22.25	22.50
2046	NYSE	NWN	Mon, Jul 3, 2000	22.38	22.63	22.00	22.50
2045	NYSE	NWN	Fri, Jun 30, 2000	22.81	23.00	22.00	22.38
2044	NYSE	NWN	Thu, Jun 29, 2000	23.56	23.88	22.50	22.81
2043	NYSE	NWN	Wed, Jun 28, 2000	23.72	23.88	22.75	23.88
2042	NYSE	NWN	Tue, Jun 27, 2000	23.63	23.88	23.31	23.38
2041	NYSE	NWN	Mon, Jun 26, 2000	23.44	23.63	23.00	23.63
2040	NYSE	NWN	Fri, Jun 23, 2000	23.00	23.63	22.63	23.06
2039	NYSE	NWN	Thu, Jun 22, 2000	23.50	23.63	23.00	23.56
2038	NYSE	NWN	Wed, Jun 21, 2000	22.50	23.63	22.50	23.53
2037	NYSE	NWN	Tue, Jun 20, 2000	22.88	23.19	22.75	23.13
2036	NYSE	NWN	Mon, Jun 19, 2000	23.13	23.13	22.56	22.94
2035	NYSE	NWN	Fri, Jun 16, 2000	23.00	23.06	22.56	22.75
2034	NYSE	NWN	Thu, Jun 15, 2000	22.75	22.88	22.50	22.63
2033	NYSE	NWN	Wed, Jun 14, 2000	22.63	23.00	22.63	22.88
2032	NYSE	NWN	Tue, Jun 13, 2000	22.25	22.94	22.25	22.88
2031	NYSE	NWN	Mon, Jun 12, 2000	22.50	22.81	22.25	22.25
2030	NYSE	NWN	Fri, Jun 9, 2000	22.41	22.63	22.25	22.56
2029	NYSE	NWN	Thu, Jun 8, 2000	22.00	22.63	22.00	22.63
2028	NYSE	NWN	Wed, Jun 7, 2000	22.13	22.13	21.75	21.75
2027	NYSE	NWN	Tue, Jun 6, 2000	22.25	22.63	21.75	22.13
2026	NYSE	NWN	Mon, Jun 5, 2000	21.88	22.50	21.63	21.75
2025	NYSE	NWN	Fri, Jun 2, 2000	21.81	21.88	21.75	21.88
2024	NYSE	NWN	Thu, Jun 1, 2000	21.50	22.00	21.50	21.88
2023	NYSE	NWN	Wed, May 31, 2000	22.00	22.00	21.50	21.75
2022	NYSE	NWN	Tue, May 30, 2000	21.38	22.19	21.38	22.06
2021	NYSE	NWN	Fri, May 26, 2000	21.00	21.75	21.00	21.75
2020	NYSE	NWN	Thu, May 25, 2000	21.13	21.50	20.75	21.38
2019	NYSE	NWN	Wed, May 24, 2000	21.50	21.63	20.00	20.69
2018	NYSE	NWN	Tue, May 23, 2000	20.50	21.13	20.06	20.81
2017	NYSE	NWN	Mon, May 22, 2000	20.19	20.63	20.19	20.38
2016	NYSE	NWN	Fri, May 19, 2000	21.00	21.00	20.25	20.25
2015	NYSE	NWN	Thu, May 18, 2000	21.13	21.50	20.75	20.81
2014	NYSE	NWN	Wed, May 17, 2000	21.44	21.69	20.88	21.00
2013	NYSE	NWN	Tue, May 16, 2000	21.50	22.38	21.06	21.38
2012	NYSE	NWN	Mon, May 15, 2000	21.31	21.50	20.63	21.50
2011	NYSE	NWN	Fri, May 12, 2000	21.00	22.00	21.00	21.78
2010	NYSE	NWN	Thu, May 11, 2000	21.00	21.38	21.00	21.25
2009	NYSE	NWN	Wed, May 10, 2000	20.59	21.06	20.56	21.06
2008	NYSE	NWN	Tue, May 9, 2000	21.50	21.69	20.69	21.00
2007	NYSE	NWN	Mon, May 8, 2000	21.75	21.88	21.50	21.63
2006	NYSE	NWN	Fri, May 5, 2000	21.75	21.88	21.38	21.88
2005	NYSE	NWN	Thu, May 4, 2000	21.44	21.56	21.19	21.56
2004	NYSE	NWN	Wed, May 3, 2000	21.50	21.50	20.75	21.31
2003	NYSE	NWN	Tue, May 2, 2000	22.00	22.50	21.06	21.63
2002	NYSE	NWN	Mon, May 1, 2000	21.88	22.50	21.44	21.50
2001	NYSE	NWN	Fri, Apr 28, 2000	20.69	22.00	19.75	22.00
2000	NYSE	NWN	Thu, Apr 27, 2000	19.81	21.00	19.81	20.88
1999	NYSE	NWN	Wed, Apr 26, 2000	19.75	20.50	19.75	20.50
1998	NYSE	NWN	Tue, Apr 25, 2000	20.00	20.25	19.81	20.06
1997	NYSE	NWN	Mon, Apr 24, 2000	19.63	20.38	19.50	19.88
1996	NYSE	NWN	Thu, Apr 20, 2000	19.97	20.38	19.50	19.75
1995	NYSE	NWN	Wed, Apr 19, 2000	19.75	20.25	19.75	20.00
1994	NYSE	NWN	Tue, Apr 18, 2000	20.00	20.50	19.75	20.00
1993	NYSE	NWN	Mon, Apr 17, 2000	19.56	20.50	19.50	19.75
1992	NYSE	NWN	Fri, Apr 14, 2000	20.38	20.88	19.63	19.94
1991	NYSE	NWN	Thu, Apr 13, 2000	20.25	21.00	20.19	20.56
1990	NYSE	NWN	Wed, Apr 12, 2000	19.91	20.63	19.91	20.38
1989	NYSE	NWN	Tue, Apr 11, 2000	20.00	20.00	19.63	19.94
1988	NYSE	NWN	Mon, Apr 10, 2000	19.88	20.06	19.50	19.94
1987	NYSE	NWN	Fri, Apr 7, 2000	20.00	20.25	19.75	19.81
1986	NYSE	NWN	Thu, Apr 6, 2000	19.94	20.38	19.63	20.00
1985	NYSE	NWN	Wed, Apr 5, 2000	19.50	20.00	19.06	19.69
1984	NYSE	NWN	Tue, Apr 4, 2000	19.69	19.75	18.88	19.59
1983	NYSE	NWN	Mon, Apr 3, 2000	19.63	20.00	19.50	19.69
1982	NYSE	NWN	Fri, Mar 31, 2000	19.38	19.73	18.94	19.50
1981	NYSE	NWN	Thu, Mar 30, 2000	19.13	19.75	19.06	19.38
1980	NYSE	NWN	Wed, Mar 29, 2000	18.75	19.31	18.50	19.25
1979	NYSE	NWN	Tue, Mar 28, 2000	18.88	19.25	18.31	19.00
1978	NYSE	NWN	Mon, Mar 27, 2000	18.75	19.38	18.63	19.38
1977	NYSE	NWN	Fri, Mar 24, 2000	18.63	18.94	18.63	18.75
1976	NYSE	NWN	Thu, Mar 23, 2000	18.88	19.25	18.25	18.63
1975	NYSE	NWN	Wed, Mar 22, 2000	19.63	19.63	18.75	18.81
1974	NYSE	NWN	Tue, Mar 21, 2000	19.63	19.88	19.13	19.31
1973	NYSE	NWN	Mon, Mar 20, 2000	19.75	19.81	19.31	19.31
1972	NYSE	NWN	Fri, Mar 17, 2000	19.63	19.69	19.25	19.34
1971	NYSE	NWN	Thu, Mar 16, 2000	18.88	19.75	18.69	19.50
1970	NYSE	NWN	Wed, Mar 15, 2000	18.50	19.25	18.50	18.69
1969	NYSE	NWN	Tue, Mar 14, 2000	18.38	19.00	18.25	18.63
1968	NYSE	NWN	Mon, Mar 13, 2000	18.13	19.00	18.06	18.50
1967	NYSE	NWN	Fri, Mar 10, 2000	18.75	18.81	18.25	18.75
1966	NYSE	NWN	Thu, Mar 9, 2000	18.50	18.63	18.38	18.56
1965	NYSE	NWN	Wed, Mar 8, 2000	18.38	19.00	18.13	18.38
1964	NYSE	NWN	Tue, Mar 7, 2000	18.00	18.63	18.00	18.50
1963	NYSE	NWN	Mon, Mar 6, 2000	18.50	18.63	18.00	18.56
1962	NYSE	NWN	Fri, Mar 3, 2000	18.94	19.00	17.75	18.50
1961	NYSE	NWN	Thu, Mar 2, 2000	18.88	19.25	18.31	18.63
1960	NYSE	NWN	Wed, Mar 1, 2000	19.25	19.50	18.88	18.88
1959	NYSE	NWN	Tue, Feb 29, 2000	19.19	19.75	19.00	19.50
1958	NYSE	NWN	Mon, Feb 28, 2000	19.13	19.75	19.13	19.28
1957	NYSE	NWN	Fri, Feb 25, 2000	19.25	19.38	18.88	19.25
1956	NYSE	NWN	Thu, Feb 24, 2000	19.44	19.44	18.50	19.38
1955	NYSE	NWN	Wed, Feb 23, 2000	20.19	20.50	19.13	19.25
1954	NYSE	NWN	Tue, Feb 22, 2000	20.63	20.69	19.88	20.25
1953	NYSE	NWN	Fri, Feb 18, 2000	20.66	20.88	20.50	20.69
1952	NYSE	NWN	Thu, Feb 17, 2000	20.50	20.88	20.38	20.56
1951	NYSE	NWN	Wed, Feb 16, 2000	20.75	21.00	20.25	20.50
1950	NYSE	NWN	Tue, Feb 15, 2000	20.31	20.88	20.00	20.31
1949	NYSE	NWN	Mon, Feb 14, 2000	20.50	20.63	19.75	20.31
1948	NYSE	NWN	Fri, Feb 11, 2000	21.38	21.88	20.50	20.88
1947	NYSE	NWN	Thu, Feb 10, 2000	20.69	22.13	20.50	20.75
1946	NYSE	NWN	Wed, Feb 9, 2000	20.56	21.13	20.38	20.75
1945	NYSE	NWN	Tue, Feb 8, 2000	20.50	20.88	20.13	20.38
1944	NYSE	NWN	Mon, Feb 7, 2000	21.63	21.69	20.00	20.00
1943	NYSE	NWN	Fri, Feb 4, 2000	21.63	22.00	21.38	22.00
1942	NYSE	NWN	Thu, Feb 3, 2000	21.44	22.50	20.88	21.63
1941	NYSE	NWN	Wed, Feb 2, 2000	20.69	21.75	20.69	21.31
1940	NYSE	NWN	Tue, Feb 1, 2000	20.56	21.00	20.25	20.69
1939	NYSE	NWN	Mon, Jan 31, 2000	20.00	20.88	19.75	20.50
1938	NYSE	NWN	Fri, Jan 28, 2000	20.13	20.13	19.19	19.81
1937	NYSE	NWN	Thu, Jan 27, 2000	20.13	20.13	19.75	20.03
1936	NYSE	NWN	Wed, Jan 26, 2000	19.81	20.13	19.63	20.00
1935	NYSE	NWN	Tue, Jan 25, 2000	20.19	20.19	19.38	19.69
1934	NYSE	NWN	Mon, Jan 24, 2000	20.63	21.00	19.75	19.81
1933	NYSE	NWN	Fri, Jan 21, 2000	20.69	20.75	20.38	20.63
1932	NYSE	NWN	Thu, Jan 20, 2000	21.13	21.38	20.50	20.69
1931	NYSE	NWN	Wed, Jan 19, 2000	21.25	21.63	20.13	21.06
1930	NYSE	NWN	Tue, Jan 18, 2000	21.25	21.75	21.00	21.44
1929	NYSE	NWN	Fri, Jan 14, 2000	21.50	21.88	21.13	21.50
1928	NYSE	NWN	Thu, Jan 13, 2000	21.31	21.75	20.88	20.94
1927	NYSE	NWN	Wed, Jan 12, 2000	21.38	21.50	20.75	21.19
1926	NYSE	NWN	Tue, Jan 11, 2000	21.94	22.13	20.50	21.50
1925	NYSE	NWN	Mon, Jan 10, 2000	21.75	22.13	21.31	21.81
1924	NYSE	NWN	Fri, Jan 7, 2000	20.69	21.50	20.63	21.44
1923	NYSE	NWN	Thu, Jan 6, 2000	21.25	21.88	21.00	21.31
1922	NYSE	NWN	Wed, Jan 5, 2000	21.13	22.00	20.38	21.25
1921	NYSE	NWN	Tue, Jan 4, 2000	21.06	21.38	20.88	21.00
1920	NYSE	NWN	Mon, Jan 3, 2000	21.75	22.25	21.06	21.38
1919	NYSE	NWN	Fri, Dec 31, 1999	22.25	22.25	21.63	21.94
1918	NYSE	NWN	Thu, Dec 30, 1999	21.75	22.25	21.63	22.00
1917	NYSE	NWN	Wed, Dec 29, 1999	21.81	22.00	21.44	22.00
1916	NYSE	NWN	Tue, Dec 28, 1999	21.25	22.00	21.13	21.47
1915	NYSE	NWN	Mon, Dec 27, 1999	21.75	22.00	21.25	21.25
1914	NYSE	NWN	Thu, Dec 23, 1999	22.38	22.63	21.75	21.81
1913	NYSE	NWN	Wed, Dec 22, 1999	22.00	22.88	21.63	22.13
1912	NYSE	NWN	Tue, Dec 21, 1999	21.25	22.38	21.25	22.38
1911	NYSE	NWN	Mon, Dec 20, 1999	23.75	23.75	21.25	21.38
1910	NYSE	NWN	Fri, Dec 17, 1999	23.81	23.88	22.06	22.19
1909	NYSE	NWN	Thu, Dec 16, 1999	24.00	24.00	23.63	23.69
1908	NYSE	NWN	Wed, Dec 15, 1999	24.00	24.13	23.50	24.00
1907	NYSE	NWN	Tue, Dec 14, 1999	24.00	24.25	23.63	24.19
1906	NYSE	NWN	Mon, Dec 13, 1999	24.75	25.00	23.75	24.19
1905	NYSE	NWN	Fri, Dec 10, 1999	23.63	24.63	23.50	24.63
1904	NYSE	NWN	Thu, Dec 9, 1999	23.88	24.19	23.56	23.75
1903	NYSE	NWN	Wed, Dec 8, 1999	24.06	24.19	23.88	24.00
1902	NYSE	NWN	Tue, Dec 7, 1999	24.38	25.00	24.00	24.38
1901	NYSE	NWN	Mon, Dec 6, 1999	24.88	25.00	24.19	25.00
1900	NYSE	NWN	Fri, Dec 3, 1999	24.38	25.00	24.38	24.94
1899	NYSE	NWN	Thu, Dec 2, 1999	24.38	25.00	24.25	24.88
1898	NYSE	NWN	Wed, Dec 1, 1999	25.06	25.13	24.13	24.56
1897	NYSE	NWN	Tue, Nov 30, 1999	23.63	25.13	23.50	25.13
1896	NYSE	NWN	Mon, Nov 29, 1999	23.50	23.75	23.38	23.63
1895	NYSE	NWN	Fri, Nov 26, 1999	24.06	24.13	23.25	23.56
1894	NYSE	NWN	Wed, Nov 24, 1999	23.88	24.75	23.63	24.19
1893	NYSE	NWN	Tue, Nov 23, 1999	23.94	24.25	23.00	24.09
1892	NYSE	NWN	Mon, Nov 22, 1999	24.69	24.75	23.69	23.94
1891	NYSE	NWN	Fri, Nov 19, 1999	25.25	25.31	24.13	24.69
1890	NYSE	NWN	Thu, Nov 18, 1999	25.50	25.50	25.06	25.25
1889	NYSE	NWN	Wed, Nov 17, 1999	25.06	25.38	25.06	25.06
1888	NYSE	NWN	Tue, Nov 16, 1999	25.13	25.25	25.00	25.06
1887	NYSE	NWN	Mon, Nov 15, 1999	25.06	25.25	25.00	25.13
1886	NYSE	NWN	Fri, Nov 12, 1999	25.25	25.63	24.94	25.06
1885	NYSE	NWN	Thu, Nov 11, 1999	25.63	26.00	25.13	25.25
1884	NYSE	NWN	Wed, Nov 10, 1999	26.13	26.31	25.75	25.94
1883	NYSE	NWN	Tue, Nov 9, 1999	25.75	26.75	25.75	26.44
1882	NYSE	NWN	Mon, Nov 8, 1999	26.41	26.50	25.75	26.00
1881	NYSE	NWN	Fri, Nov 5, 1999	26.44	27.00	26.38	26.56
1880	NYSE	NWN	Thu, Nov 4, 1999	26.06	26.44	26.06	26.38
1879	NYSE	NWN	Wed, Nov 3, 1999	25.75	26.50	25.75	26.06
1878	NYSE	NWN	Tue, Nov 2, 1999	25.63	25.94	25.63	25.81
1877	NYSE	NWN	Mon, Nov 1, 1999	25.75	25.94	25.63	25.69
1876	NYSE	NWN	Fri, Oct 29, 1999	25.63	26.00	25.63	25.88
1875	NYSE	NWN	Thu, Oct 28, 1999	25.34	25.94	25.31	25.94
1874	NYSE	NWN	Wed, Oct 27, 1999	25.81	25.81	25.25	25.31
1873	NYSE	NWN	Tue, Oct 26, 1999	25.81	26.13	25.81	25.91
1872	NYSE	NWN	Mon, Oct 25, 1999	25.88	26.13	25.50	25.84
1871	NYSE	NWN	Fri, Oct 22, 1999	26.25	26.25	25.50	26.19
1870	NYSE	NWN	Thu, Oct 21, 1999	25.63	26.38	25.63	25.81
1869	NYSE	NWN	Wed, Oct 20, 1999	25.56	26.00	25.38	25.66
1868	NYSE	NWN	Tue, Oct 19, 1999	26.00	26.25	25.50	25.63
1867	NYSE	NWN	Mon, Oct 18, 1999	25.72	25.91	25.00	25.88
1866	NYSE	NWN	Fri, Oct 15, 1999	24.88	25.88	24.00	25.88
1865	NYSE	NWN	Thu, Oct 14, 1999	24.97	25.00	24.75	24.75
1864	NYSE	NWN	Wed, Oct 13, 1999	24.88	25.00	24.81	25.00
1863	NYSE	NWN	Tue, Oct 12, 1999	24.88	25.00	24.50	25.00
1862	NYSE	NWN	Mon, Oct 11, 1999	24.63	24.88	24.25	24.75
1861	NYSE	NWN	Fri, Oct 8, 1999	24.25	24.63	24.00	24.38
1860	NYSE	NWN	Thu, Oct 7, 1999	24.63	24.63	24.25	24.50
1859	NYSE	NWN	Wed, Oct 6, 1999	25.00	25.00	24.50	24.81
1858	NYSE	NWN	Tue, Oct 5, 1999	25.25	25.94	23.75	25.13
1857	NYSE	NWN	Mon, Oct 4, 1999	26.00	26.00	25.38	25.38
1856	NYSE	NWN	Fri, Oct 1, 1999	25.69	26.00	25.69	25.91
1855	NYSE	NWN	Thu, Sep 30, 1999	25.00	25.88	24.88	25.81
1854	NYSE	NWN	Wed, Sep 29, 1999	25.25	25.25	24.88	25.25
1853	NYSE	NWN	Tue, Sep 28, 1999	24.56	25.50	24.38	25.13
1852	NYSE	NWN	Mon, Sep 27, 1999	23.88	25.25	23.81	24.50
1851	NYSE	NWN	Fri, Sep 24, 1999	23.75	24.00	23.31	23.75
1850	NYSE	NWN	Thu, Sep 23, 1999	24.63	24.94	23.75	23.81
1849	NYSE	NWN	Wed, Sep 22, 1999	25.69	25.75	24.25	24.63
1848	NYSE	NWN	Tue, Sep 21, 1999	26.00	26.19	25.63	25.75
1847	NYSE	NWN	Mon, Sep 20, 1999	26.19	26.25	26.13	26.19
1846	NYSE	NWN	Fri, Sep 17, 1999	26.06	26.25	26.00	26.25
1845	NYSE	NWN	Thu, Sep 16, 1999	26.00	26.19	25.88	26.00
1844	NYSE	NWN	Wed, Sep 15, 1999	26.88	27.00	25.50	26.03
1843	NYSE	NWN	Tue, Sep 14, 1999	26.81	26.88	26.25	26.88
1842	NYSE	NWN	Mon, Sep 13, 1999	26.75	26.94	26.75	26.88
1841	NYSE	NWN	Fri, Sep 10, 1999	26.88	27.00	26.75	26.75
1840	NYSE	NWN	Thu, Sep 9, 1999	26.94	27.44	26.63	27.06
1839	NYSE	NWN	Wed, Sep 8, 1999	26.81	27.00	26.38	26.94
1838	NYSE	NWN	Tue, Sep 7, 1999	26.88	27.00	26.50	26.88
1837	NYSE	NWN	Fri, Sep 3, 1999	27.06	27.13	26.50	27.00
1836	NYSE	NWN	Thu, Sep 2, 1999	25.75	27.13	25.75	27.13
1835	NYSE	NWN	Wed, Sep 1, 1999	25.19	26.75	25.00	26.75
1834	NYSE	NWN	Tue, Aug 31, 1999	26.25	26.69	25.00	25.00
1833	NYSE	NWN	Mon, Aug 30, 1999	27.25	27.38	26.19	26.25
1832	NYSE	NWN	Fri, Aug 27, 1999	26.56	27.25	25.81	26.75
1831	NYSE	NWN	Thu, Aug 26, 1999	27.50	27.50	26.69	27.06
1830	NYSE	NWN	Wed, Aug 25, 1999	27.50	27.69	26.75	27.44
1829	NYSE	NWN	Tue, Aug 24, 1999	27.50	27.69	27.00	27.50
1828	NYSE	NWN	Mon, Aug 23, 1999	27.00	27.50	26.94	27.50
1827	NYSE	NWN	Fri, Aug 20, 1999	27.19	27.25	27.00	27.19
1826	NYSE	NWN	Thu, Aug 19, 1999	26.19	27.31	26.19	27.13
1825	NYSE	NWN	Wed, Aug 18, 1999	26.13	26.50	26.00	26.44
1824	NYSE	NWN	Tue, Aug 17, 1999	26.50	27.00	26.13	26.25
1823	NYSE	NWN	Mon, Aug 16, 1999	27.38	27.38	26.50	26.72
1822	NYSE	NWN	Fri, Aug 13, 1999	26.56	27.38	26.25	27.38
1821	NYSE	NWN	Thu, Aug 12, 1999	26.13	26.63	26.00	26.38
1820	NYSE	NWN	Wed, Aug 11, 1999	26.31	26.31	25.88	26.19
1819	NYSE	NWN	Tue, Aug 10, 1999	26.44	26.81	25.75	26.13
1818	NYSE	NWN	Mon, Aug 9, 1999	25.81	26.25	25.63	26.00
1817	NYSE	NWN	Fri, Aug 6, 1999	26.00	26.44	25.81	26.13
1816	NYSE	NWN	Thu, Aug 5, 1999	25.88	26.38	25.75	26.00
1815	NYSE	NWN	Wed, Aug 4, 1999	25.75	26.44	25.75	26.00
1814	NYSE	NWN	Tue, Aug 3, 1999	25.81	26.13	25.75	26.13
1813	NYSE	NWN	Mon, Aug 2, 1999	26.00	26.38	25.75	26.13
1812	NYSE	NWN	Fri, Jul 30, 1999	26.75	26.75	25.50	26.38
1811	NYSE	NWN	Thu, Jul 29, 1999	26.06	26.75	25.75	26.56
1810	NYSE	NWN	Wed, Jul 28, 1999	27.38	27.38	26.31	26.50
1809	NYSE	NWN	Tue, Jul 27, 1999	27.88	27.88	27.00	27.13
1808	NYSE	NWN	Mon, Jul 26, 1999	27.75	27.88	27.25	27.50
1807	NYSE	NWN	Fri, Jul 23, 1999	27.50	27.88	27.00	27.38
1806	NYSE	NWN	Thu, Jul 22, 1999	26.75	27.69	26.75	27.25
1805	NYSE	NWN	Wed, Jul 21, 1999	26.75	27.13	26.56	26.75
1804	NYSE	NWN	Tue, Jul 20, 1999	26.63	27.00	26.63	26.63
1803	NYSE	NWN	Mon, Jul 19, 1999	26.38	26.75	26.25	26.63
1802	NYSE	NWN	Fri, Jul 16, 1999	26.75	26.88	26.38	26.38
1801	NYSE	NWN	Thu, Jul 15, 1999	26.75	26.88	26.13	26.88
1800	NYSE	NWN	Wed, Jul 14, 1999	26.75	26.75	26.25	26.25
1799	NYSE	NWN	Tue, Jul 13, 1999	26.75	27.00	26.13	26.75
1798	NYSE	NWN	Mon, Jul 12, 1999	26.00	27.25	26.00	26.72
1797	NYSE	NWN	Fri, Jul 9, 1999	24.75	26.50	24.63	26.13
1796	NYSE	NWN	Thu, Jul 8, 1999	24.50	25.25	24.50	24.88
1795	NYSE	NWN	Wed, Jul 7, 1999	24.38	24.75	24.38	24.63
1794	NYSE	NWN	Tue, Jul 6, 1999	24.75	25.00	24.25	24.63
1793	NYSE	NWN	Fri, Jul 2, 1999	25.00	25.00	24.00	24.50
1792	NYSE	NWN	Thu, Jul 1, 1999	24.25	25.13	24.06	24.81
1791	NYSE	NWN	Wed, Jun 30, 1999	25.00	25.50	23.81	24.13
1790	NYSE	NWN	Tue, Jun 29, 1999	25.75	25.75	25.00	25.38
1789	NYSE	NWN	Mon, Jun 28, 1999	25.50	26.00	25.25	25.41
1788	NYSE	NWN	Fri, Jun 25, 1999	24.81	25.88	24.81	25.50
1787	NYSE	NWN	Thu, Jun 24, 1999	25.38	25.88	25.00	25.00
1786	NYSE	NWN	Wed, Jun 23, 1999	25.75	26.13	25.38	25.63
1785	NYSE	NWN	Tue, Jun 22, 1999	24.88	25.75	24.75	25.63
1784	NYSE	NWN	Mon, Jun 21, 1999	24.94	26.38	24.56	25.81
1783	NYSE	NWN	Fri, Jun 18, 1999	26.00	26.13	24.19	25.00
1782	NYSE	NWN	Thu, Jun 17, 1999	25.75	25.94	25.50	25.63
1781	NYSE	NWN	Wed, Jun 16, 1999	24.88	25.94	24.88	25.56
1780	NYSE	NWN	Tue, Jun 15, 1999	24.25	25.25	24.25	25.06
1779	NYSE	NWN	Mon, Jun 14, 1999	24.63	24.75	24.38	24.50
1778	NYSE	NWN	Fri, Jun 11, 1999	24.88	24.88	24.50	24.56
1777	NYSE	NWN	Thu, Jun 10, 1999	23.75	24.88	23.50	24.81
1776	NYSE	NWN	Wed, Jun 9, 1999	24.63	24.63	23.38	23.88
1775	NYSE	NWN	Tue, Jun 8, 1999	24.88	24.88	24.13	24.50
1774	NYSE	NWN	Mon, Jun 7, 1999	24.50	25.13	24.50	24.88
1773	NYSE	NWN	Fri, Jun 4, 1999	24.25	24.75	23.56	24.69
1772	NYSE	NWN	Thu, Jun 3, 1999	23.63	25.63	22.63	23.75
1771	NYSE	NWN	Wed, Jun 2, 1999	24.31	25.00	24.00	24.44
1770	NYSE	NWN	Tue, Jun 1, 1999	24.25	25.00	23.81	24.88
1769	NYSE	NWN	Fri, May 28, 1999	24.63	25.25	22.75	24.00
1768	NYSE	NWN	Thu, May 27, 1999	25.50	25.88	24.88	25.25
1767	NYSE	NWN	Wed, May 26, 1999	26.00	26.25	25.50	25.56
1766	NYSE	NWN	Tue, May 25, 1999	26.00	26.25	26.00	26.00
1765	NYSE	NWN	Mon, May 24, 1999	26.25	26.50	25.94	26.16
1764	NYSE	NWN	Fri, May 21, 1999	26.44	27.00	26.25	26.44
1763	NYSE	NWN	Thu, May 20, 1999	25.75	26.50	25.75	26.25
1762	NYSE	NWN	Wed, May 19, 1999	25.00	26.50	24.88	25.63
1761	NYSE	NWN	Tue, May 18, 1999	24.00	25.75	24.00	24.88
1760	NYSE	NWN	Mon, May 17, 1999	23.50	24.00	23.13	23.75
1759	NYSE	NWN	Fri, May 14, 1999	23.19	23.50	23.00	23.38
1758	NYSE	NWN	Thu, May 13, 1999	23.19	23.31	22.75	23.19
1757	NYSE	NWN	Wed, May 12, 1999	23.00	23.13	22.81	22.94
1756	NYSE	NWN	Tue, May 11, 1999	23.13	23.25	22.63	22.91
1755	NYSE	NWN	Mon, May 10, 1999	22.88	23.13	22.63	22.75
1754	NYSE	NWN	Fri, May 7, 1999	21.88	22.75	21.75	22.44
1753	NYSE	NWN	Thu, May 6, 1999	21.75	21.88	21.50	21.88
1752	NYSE	NWN	Wed, May 5, 1999	21.88	22.00	21.31	21.63
1751	NYSE	NWN	Tue, May 4, 1999	22.00	22.25	21.56	21.88
1750	NYSE	NWN	Mon, May 3, 1999	22.13	22.38	22.00	22.00
1749	NYSE	NWN	Fri, Apr 30, 1999	23.00	23.13	22.13	22.56
1748	NYSE	NWN	Thu, Apr 29, 1999	22.50	23.06	22.00	22.88
1747	NYSE	NWN	Wed, Apr 28, 1999	22.25	23.44	22.25	22.63
1746	NYSE	NWN	Tue, Apr 27, 1999	21.25	22.50	21.00	22.25
1745	NYSE	NWN	Mon, Apr 26, 1999	22.13	22.13	21.00	21.00
1744	NYSE	NWN	Fri, Apr 23, 1999	22.00	22.00	21.63	21.81
1743	NYSE	NWN	Thu, Apr 22, 1999	22.50	22.50	20.75	21.88
1742	NYSE	NWN	Wed, Apr 21, 1999	21.50	22.13	21.00	22.06
1741	NYSE	NWN	Tue, Apr 20, 1999	21.13	21.31	20.88	21.06
1740	NYSE	NWN	Mon, Apr 19, 1999	22.00	22.00	20.63	21.00
1739	NYSE	NWN	Fri, Apr 16, 1999	20.31	21.75	19.50	21.75
1738	NYSE	NWN	Thu, Apr 15, 1999	21.88	21.88	20.25	20.63
1737	NYSE	NWN	Wed, Apr 14, 1999	21.69	22.00	21.38	21.63
1736	NYSE	NWN	Tue, Apr 13, 1999	22.50	22.81	21.56	21.63
1735	NYSE	NWN	Mon, Apr 12, 1999	22.13	22.38	21.75	22.28
1734	NYSE	NWN	Fri, Apr 9, 1999	21.88	22.13	21.50	22.13
1733	NYSE	NWN	Thu, Apr 8, 1999	22.00	22.06	21.50	21.81
1732	NYSE	NWN	Wed, Apr 7, 1999	21.94	22.13	21.63	21.78
1731	NYSE	NWN	Tue, Apr 6, 1999	22.00	22.25	21.75	22.06
1730	NYSE	NWN	Mon, Apr 5, 1999	21.94	22.25	21.63	22.13
1729	NYSE	NWN	Thu, Apr 1, 1999	22.13	22.25	21.75	21.88
1728	NYSE	NWN	Wed, Mar 31, 1999	21.75	22.25	21.38	21.88
1727	NYSE	NWN	Tue, Mar 30, 1999	21.88	22.31	21.00	21.38
1726	NYSE	NWN	Mon, Mar 29, 1999	21.88	21.88	21.00	21.56
1725	NYSE	NWN	Fri, Mar 26, 1999	22.81	22.81	21.13	21.88
1724	NYSE	NWN	Thu, Mar 25, 1999	22.50	22.81	22.00	22.75
1723	NYSE	NWN	Wed, Mar 24, 1999	22.75	22.75	22.00	22.31
1722	NYSE	NWN	Tue, Mar 23, 1999	22.88	22.88	22.38	22.63
1721	NYSE	NWN	Mon, Mar 22, 1999	22.38	23.13	22.38	22.88
1720	NYSE	NWN	Fri, Mar 19, 1999	23.00	23.00	22.25	22.75
1719	NYSE	NWN	Thu, Mar 18, 1999	23.75	23.75	23.00	23.13
1718	NYSE	NWN	Wed, Mar 17, 1999	23.75	23.81	22.88	23.75
1717	NYSE	NWN	Tue, Mar 16, 1999	23.50	24.38	23.00	23.50
1716	NYSE	NWN	Mon, Mar 15, 1999	24.38	24.38	23.50	23.50
1715	NYSE	NWN	Fri, Mar 12, 1999	25.38	25.50	24.00	24.13
1714	NYSE	NWN	Thu, Mar 11, 1999	24.63	25.38	24.50	25.25
1713	NYSE	NWN	Wed, Mar 10, 1999	24.38	24.75	24.13	24.75
1712	NYSE	NWN	Tue, Mar 9, 1999	24.50	24.75	24.38	24.56
1711	NYSE	NWN	Mon, Mar 8, 1999	25.50	25.50	24.38	24.59
1710	NYSE	NWN	Fri, Mar 5, 1999	24.25	25.38	23.75	25.38
1709	NYSE	NWN	Thu, Mar 4, 1999	23.75	23.94	23.13	23.75
1708	NYSE	NWN	Wed, Mar 3, 1999	23.75	24.00	23.00	23.38
1707	NYSE	NWN	Tue, Mar 2, 1999	24.38	24.38	23.75	24.00
1706	NYSE	NWN	Mon, Mar 1, 1999	24.50	24.50	24.13	24.19
1705	NYSE	NWN	Fri, Feb 26, 1999	24.38	24.50	23.94	24.47
1704	NYSE	NWN	Thu, Feb 25, 1999	24.75	24.75	23.94	23.94
1703	NYSE	NWN	Wed, Feb 24, 1999	24.63	24.63	24.06	24.50
1702	NYSE	NWN	Tue, Feb 23, 1999	23.75	24.81	23.50	24.25
1701	NYSE	NWN	Mon, Feb 22, 1999	23.13	23.63	22.75	23.50
1700	NYSE	NWN	Fri, Feb 19, 1999	22.75	24.00	22.25	22.50
1699	NYSE	NWN	Thu, Feb 18, 1999	23.00	23.00	22.13	22.13
1698	NYSE	NWN	Wed, Feb 17, 1999	23.25	23.31	22.50	22.50
1697	NYSE	NWN	Tue, Feb 16, 1999	23.50	23.63	23.00	23.00
1696	NYSE	NWN	Fri, Feb 12, 1999	24.06	24.06	23.25	23.25
1695	NYSE	NWN	Thu, Feb 11, 1999	23.50	24.00	23.38	23.75
1694	NYSE	NWN	Wed, Feb 10, 1999	23.50	23.63	23.06	23.44
1693	NYSE	NWN	Tue, Feb 9, 1999	23.63	23.63	23.13	23.31
1692	NYSE	NWN	Mon, Feb 8, 1999	23.88	23.88	23.38	23.50
1691	NYSE	NWN	Fri, Feb 5, 1999	24.38	24.50	23.38	23.50
1690	NYSE	NWN	Thu, Feb 4, 1999	24.75	24.75	24.00	24.13
1689	NYSE	NWN	Wed, Feb 3, 1999	23.38	24.63	23.00	24.63
1688	NYSE	NWN	Tue, Feb 2, 1999	23.13	24.00	22.50	23.38
1687	NYSE	NWN	Mon, Feb 1, 1999	24.00	24.13	22.88	23.00
1686	NYSE	NWN	Fri, Jan 29, 1999	24.13	24.13	23.38	23.50
1685	NYSE	NWN	Thu, Jan 28, 1999	25.00	25.00	23.50	23.50
1684	NYSE	NWN	Wed, Jan 27, 1999	25.13	25.25	24.50	24.63
1683	NYSE	NWN	Tue, Jan 26, 1999	25.00	25.50	24.63	24.75
1682	NYSE	NWN	Mon, Jan 25, 1999	25.25	25.50	24.50	25.00
1681	NYSE	NWN	Fri, Jan 22, 1999	25.25	25.25	25.00	25.06
1680	NYSE	NWN	Thu, Jan 21, 1999	25.38	25.63	25.13	25.25
1679	NYSE	NWN	Wed, Jan 20, 1999	26.00	26.00	25.38	25.44
1678	NYSE	NWN	Tue, Jan 19, 1999	26.25	26.25	25.63	25.75
1677	NYSE	NWN	Fri, Jan 15, 1999	26.25	26.38	25.75	25.81
1676	NYSE	NWN	Thu, Jan 14, 1999	26.75	26.81	26.13	26.13
1675	NYSE	NWN	Wed, Jan 13, 1999	25.50	27.00	25.25	26.56
1674	NYSE	NWN	Tue, Jan 12, 1999	25.50	25.88	25.00	25.13
1673	NYSE	NWN	Mon, Jan 11, 1999	25.50	25.88	25.13	25.88
1672	NYSE	NWN	Fri, Jan 8, 1999	26.00	26.00	25.00	25.25
1671	NYSE	NWN	Thu, Jan 7, 1999	26.25	26.25	25.44	25.63
1670	NYSE	NWN	Wed, Jan 6, 1999	26.50	26.75	25.88	25.94
1669	NYSE	NWN	Tue, Jan 5, 1999	26.25	26.63	25.88	26.63
1668	NYSE	NWN	Mon, Jan 4, 1999	26.38	26.75	26.00	26.44
1667	NYSE	NWN	Thu, Dec 31, 1998	26.38	26.50	25.75	25.88
1666	NYSE	NWN	Wed, Dec 30, 1998	26.19	26.38	25.88	26.00
1665	NYSE	NWN	Tue, Dec 29, 1998	25.94	26.38	25.94	26.13
1664	NYSE	NWN	Mon, Dec 28, 1998	26.63	27.38	26.00	26.06
1663	NYSE	NWN	Thu, Dec 24, 1998	27.88	27.88	26.38	26.63
1662	NYSE	NWN	Wed, Dec 23, 1998	27.50	28.25	27.50	28.25
1661	NYSE	NWN	Tue, Dec 22, 1998	27.00	28.25	27.00	27.75
1660	NYSE	NWN	Mon, Dec 21, 1998	27.50	28.00	27.00	27.63
1659	NYSE	NWN	Fri, Dec 18, 1998	27.88	28.25	27.50	27.50
1658	NYSE	NWN	Thu, Dec 17, 1998	26.63	28.25	26.63	27.88
1657	NYSE	NWN	Wed, Dec 16, 1998	27.63	27.75	26.88	26.88
1656	NYSE	NWN	Tue, Dec 15, 1998	27.50	27.63	26.88	27.63
1655	NYSE	NWN	Mon, Dec 14, 1998	27.63	27.63	27.25	27.63
1654	NYSE	NWN	Fri, Dec 11, 1998	27.63	27.63	27.25	27.63
1653	NYSE	NWN	Thu, Dec 10, 1998	28.25	28.25	27.25	27.25
1652	NYSE	NWN	Wed, Dec 9, 1998	27.88	28.25	27.75	27.75
1651	NYSE	NWN	Tue, Dec 8, 1998	28.25	28.25	27.50	27.88
1650	NYSE	NWN	Mon, Dec 7, 1998	27.25	28.25	26.63	28.13
1649	NYSE	NWN	Fri, Dec 4, 1998	28.50	28.50	25.81	27.13
1648	NYSE	NWN	Thu, Dec 3, 1998	29.00	29.50	28.00	28.13
1647	NYSE	NWN	Wed, Dec 2, 1998	29.25	30.25	29.19	29.25
1646	NYSE	NWN	Tue, Dec 1, 1998	28.13	29.00	28.13	29.00
1645	NYSE	NWN	Mon, Nov 30, 1998	28.63	28.94	28.31	28.38
1644	NYSE	NWN	Fri, Nov 27, 1998	28.75	28.88	28.63	28.63
1643	NYSE	NWN	Wed, Nov 25, 1998	28.56	28.75	28.50	28.56
1642	NYSE	NWN	Tue, Nov 24, 1998	28.69	28.75	28.31	28.75
1641	NYSE	NWN	Mon, Nov 23, 1998	28.31	28.75	28.25	28.69
1640	NYSE	NWN	Fri, Nov 20, 1998	28.63	28.63	28.19	28.31
1639	NYSE	NWN	Thu, Nov 19, 1998	28.50	28.63	28.25	28.31
1638	NYSE	NWN	Wed, Nov 18, 1998	28.63	28.63	28.19	28.31
1637	NYSE	NWN	Tue, Nov 17, 1998	29.00	29.00	28.25	28.50
1636	NYSE	NWN	Mon, Nov 16, 1998	28.44	29.63	28.25	28.75
1635	NYSE	NWN	Fri, Nov 13, 1998	28.25	28.38	28.13	28.38
1634	NYSE	NWN	Thu, Nov 12, 1998	28.00	28.25	27.88	28.13
1633	NYSE	NWN	Wed, Nov 11, 1998	28.38	28.38	27.75	27.94
1632	NYSE	NWN	Tue, Nov 10, 1998	28.00	28.25	27.50	28.00
1631	NYSE	NWN	Mon, Nov 9, 1998	28.13	28.25	27.50	27.50
1630	NYSE	NWN	Fri, Nov 6, 1998	28.00	28.13	27.50	28.13
1629	NYSE	NWN	Thu, Nov 5, 1998	27.75	28.00	27.25	28.00
1628	NYSE	NWN	Wed, Nov 4, 1998	27.50	27.75	27.13	27.75
1627	NYSE	NWN	Tue, Nov 3, 1998	27.75	27.75	27.25	27.38
1626	NYSE	NWN	Mon, Nov 2, 1998	27.88	27.88	27.25	27.50
1625	NYSE	NWN	Fri, Oct 30, 1998	27.13	27.88	27.13	27.88
1624	NYSE	NWN	Thu, Oct 29, 1998	28.00	28.00	27.00	27.50
1623	NYSE	NWN	Wed, Oct 28, 1998	28.00	28.38	26.75	27.75
1622	NYSE	NWN	Tue, Oct 27, 1998	29.25	29.25	28.25	28.31
1621	NYSE	NWN	Mon, Oct 26, 1998	28.88	29.13	28.63	28.94
1620	NYSE	NWN	Fri, Oct 23, 1998	28.50	28.75	28.50	28.75
1619	NYSE	NWN	Thu, Oct 22, 1998	29.25	29.25	28.50	28.63
1618	NYSE	NWN	Wed, Oct 21, 1998	29.00	29.13	28.38	28.75
1617	NYSE	NWN	Tue, Oct 20, 1998	28.38	29.19	28.38	29.00
1616	NYSE	NWN	Mon, Oct 19, 1998	27.75	28.81	27.50	28.63
1615	NYSE	NWN	Fri, Oct 16, 1998	27.50	28.00	26.88	27.56
1614	NYSE	NWN	Thu, Oct 15, 1998	27.00	27.50	26.63	27.00
1613	NYSE	NWN	Wed, Oct 14, 1998	27.00	27.00	26.25	27.00
1612	NYSE	NWN	Tue, Oct 13, 1998	27.50	27.50	26.50	26.59
1611	NYSE	NWN	Mon, Oct 12, 1998	27.25	27.75	27.00	27.00
1610	NYSE	NWN	Fri, Oct 9, 1998	27.75	27.75	27.25	27.34
1609	NYSE	NWN	Thu, Oct 8, 1998	28.00	28.00	27.50	27.50
1608	NYSE	NWN	Wed, Oct 7, 1998	28.13	28.13	27.75	28.00
1607	NYSE	NWN	Tue, Oct 6, 1998	27.75	28.13	27.25	27.63
1606	NYSE	NWN	Mon, Oct 5, 1998	27.88	27.88	27.38	27.38
1605	NYSE	NWN	Fri, Oct 2, 1998	27.50	27.88	27.13	27.75
1604	NYSE	NWN	Thu, Oct 1, 1998	27.75	28.00	27.25	27.25
1603	NYSE	NWN	Wed, Sep 30, 1998	27.50	27.75	27.06	27.66
1602	NYSE	NWN	Tue, Sep 29, 1998	27.00	27.50	26.69	27.38
1601	NYSE	NWN	Mon, Sep 28, 1998	26.75	27.25	26.38	27.00
1600	NYSE	NWN	Fri, Sep 25, 1998	26.88	26.94	26.19	26.75
1599	NYSE	NWN	Thu, Sep 24, 1998	27.00	27.00	26.50	26.88
1598	NYSE	NWN	Wed, Sep 23, 1998	26.75	27.00	26.75	27.00
1597	NYSE	NWN	Tue, Sep 22, 1998	26.38	26.88	26.38	26.88
1596	NYSE	NWN	Mon, Sep 21, 1998	26.50	26.69	26.00	26.53
1595	NYSE	NWN	Fri, Sep 18, 1998	26.13	26.69	25.75	26.63
1594	NYSE	NWN	Thu, Sep 17, 1998	25.38	26.00	25.25	25.81
1593	NYSE	NWN	Wed, Sep 16, 1998	26.50	26.75	26.00	26.00
1592	NYSE	NWN	Tue, Sep 15, 1998	25.88	26.50	25.75	26.50
1591	NYSE	NWN	Mon, Sep 14, 1998	25.63	26.44	25.63	26.19
1590	NYSE	NWN	Fri, Sep 11, 1998	25.00	26.00	24.75	26.00
1589	NYSE	NWN	Thu, Sep 10, 1998	25.25	25.75	24.63	24.75
1588	NYSE	NWN	Wed, Sep 9, 1998	25.75	26.13	25.38	25.66
1587	NYSE	NWN	Tue, Sep 8, 1998	25.13	26.13	25.13	26.00
1586	NYSE	NWN	Fri, Sep 4, 1998	25.13	25.38	24.63	24.75
1585	NYSE	NWN	Thu, Sep 3, 1998	25.38	25.38	24.50	25.19
1584	NYSE	NWN	Wed, Sep 2, 1998	25.25	25.50	24.75	25.13
1583	NYSE	NWN	Tue, Sep 1, 1998	25.00	25.50	24.50	25.25
1582	NYSE	NWN	Mon, Aug 31, 1998	25.13	25.16	24.38	24.38
1581	NYSE	NWN	Fri, Aug 28, 1998	24.88	25.25	24.88	25.00
1580	NYSE	NWN	Thu, Aug 27, 1998	25.13	25.25	24.75	25.06
1579	NYSE	NWN	Wed, Aug 26, 1998	26.75	26.75	24.88	25.25
1578	NYSE	NWN	Tue, Aug 25, 1998	26.38	26.75	26.00	26.56
1577	NYSE	NWN	Mon, Aug 24, 1998	25.75	26.19	25.63	26.19
1576	NYSE	NWN	Fri, Aug 21, 1998	25.78	26.00	25.25	25.75
1575	NYSE	NWN	Thu, Aug 20, 1998	26.50	26.50	25.50	25.50
1574	NYSE	NWN	Wed, Aug 19, 1998	26.25	26.88	26.25	26.25
1573	NYSE	NWN	Tue, Aug 18, 1998	26.00	26.75	26.00	26.69
1572	NYSE	NWN	Mon, Aug 17, 1998	26.25	26.50	25.75	26.38
1571	NYSE	NWN	Fri, Aug 14, 1998	26.00	26.25	25.50	25.75
1570	NYSE	NWN	Thu, Aug 13, 1998	25.88	26.50	25.38	26.00
1569	NYSE	NWN	Wed, Aug 12, 1998	26.13	26.50	26.00	26.00
1568	NYSE	NWN	Tue, Aug 11, 1998	26.75	26.75	25.50	26.00
1567	NYSE	NWN	Mon, Aug 10, 1998	26.88	26.88	26.25	26.50
1566	NYSE	NWN	Fri, Aug 7, 1998	26.88	27.00	26.38	26.88
1565	NYSE	NWN	Thu, Aug 6, 1998	26.13	27.25	25.50	27.25
1564	NYSE	NWN	Wed, Aug 5, 1998	25.00	26.00	24.25	26.00
1563	NYSE	NWN	Tue, Aug 4, 1998	26.50	26.50	24.50	24.75
1562	NYSE	NWN	Mon, Aug 3, 1998	26.25	26.31	26.13	26.13
1561	NYSE	NWN	Fri, Jul 31, 1998	26.63	26.63	26.25	26.25
1560	NYSE	NWN	Thu, Jul 30, 1998	26.38	26.69	26.38	26.38
1559	NYSE	NWN	Wed, Jul 29, 1998	26.38	26.69	26.00	26.63
1558	NYSE	NWN	Tue, Jul 28, 1998	26.31	26.75	26.31	26.38
1557	NYSE	NWN	Mon, Jul 27, 1998	26.50	26.50	26.25	26.50
1556	NYSE	NWN	Fri, Jul 24, 1998	26.38	26.66	26.38	26.66
1555	NYSE	NWN	Thu, Jul 23, 1998	27.25	27.25	26.25	26.25
1554	NYSE	NWN	Wed, Jul 22, 1998	26.75	26.81	26.75	26.75
1553	NYSE	NWN	Tue, Jul 21, 1998	27.25	27.25	26.75	26.75
1552	NYSE	NWN	Mon, Jul 20, 1998	27.38	27.38	26.75	26.75
1551	NYSE	NWN	Fri, Jul 17, 1998	27.38	27.38	26.75	26.75
1550	NYSE	NWN	Thu, Jul 16, 1998	27.00	27.38	26.75	27.31
1549	NYSE	NWN	Wed, Jul 15, 1998	27.25	27.25	26.75	27.00
1548	NYSE	NWN	Tue, Jul 14, 1998	26.75	27.25	26.75	27.25
1547	NYSE	NWN	Mon, Jul 13, 1998	27.00	27.00	26.63	27.00
1546	NYSE	NWN	Fri, Jul 10, 1998	26.56	27.13	26.56	26.88
1545	NYSE	NWN	Thu, Jul 9, 1998	26.63	27.00	26.56	27.00
1544	NYSE	NWN	Wed, Jul 8, 1998	26.50	27.00	26.50	26.88
1543	NYSE	NWN	Tue, Jul 7, 1998	27.63	27.63	26.50	26.50
1542	NYSE	NWN	Mon, Jul 6, 1998	27.38	27.75	27.25	27.50
1541	NYSE	NWN	Thu, Jul 2, 1998	28.00	28.00	27.50	27.63
1540	NYSE	NWN	Wed, Jul 1, 1998	27.63	28.00	27.56	27.88
1539	NYSE	NWN	Tue, Jun 30, 1998	27.63	28.06	27.63	27.97
1538	NYSE	NWN	Mon, Jun 29, 1998	26.88	28.00	26.88	27.88
1537	NYSE	NWN	Fri, Jun 26, 1998	26.50	27.25	26.38	27.25
1536	NYSE	NWN	Thu, Jun 25, 1998	27.00	27.38	26.50	27.25
1535	NYSE	NWN	Wed, Jun 24, 1998	27.50	27.53	27.13	27.25
1534	NYSE	NWN	Tue, Jun 23, 1998	26.88	27.75	26.88	27.69
1533	NYSE	NWN	Mon, Jun 22, 1998	26.88	27.25	26.88	27.19
1532	NYSE	NWN	Fri, Jun 19, 1998	26.94	27.25	26.94	26.94
1531	NYSE	NWN	Thu, Jun 18, 1998	27.13	27.13	26.75	26.94
1530	NYSE	NWN	Wed, Jun 17, 1998	26.50	27.25	26.50	27.13
1529	NYSE	NWN	Tue, Jun 16, 1998	26.88	27.00	26.63	26.63
1528	NYSE	NWN	Mon, Jun 15, 1998	26.75	27.00	26.50	27.00
1527	NYSE	NWN	Fri, Jun 12, 1998	27.25	27.25	26.63	26.88
1526	NYSE	NWN	Thu, Jun 11, 1998	27.13	27.25	26.56	27.13
1525	NYSE	NWN	Wed, Jun 10, 1998	27.25	27.75	27.00	27.00
1524	NYSE	NWN	Tue, Jun 9, 1998	27.50	27.81	27.25	27.25
1523	NYSE	NWN	Mon, Jun 8, 1998	27.63	27.88	27.63	27.84
1522	NYSE	NWN	Fri, Jun 5, 1998	27.88	28.00	27.63	27.81
1521	NYSE	NWN	Thu, Jun 4, 1998	27.75	27.94	27.63	27.94
1520	NYSE	NWN	Wed, Jun 3, 1998	27.88	27.88	27.56	27.69
1519	NYSE	NWN	Tue, Jun 2, 1998	27.38	27.94	27.38	27.88
1518	NYSE	NWN	Mon, Jun 1, 1998	27.25	27.75	27.25	27.50
1517	NYSE	NWN	Fri, May 29, 1998	27.00	27.63	27.00	27.50
1516	NYSE	NWN	Thu, May 28, 1998	26.63	27.38	26.63	26.88
1515	NYSE	NWN	Wed, May 27, 1998	26.38	27.00	26.38	26.63
1514	NYSE	NWN	Tue, May 26, 1998	26.50	27.00	26.50	26.75
1513	NYSE	NWN	Fri, May 22, 1998	27.00	27.25	26.38	26.75
1512	NYSE	NWN	Thu, May 21, 1998	26.81	27.25	26.81	27.06
1511	NYSE	NWN	Wed, May 20, 1998	26.63	26.88	26.63	26.88
1510	NYSE	NWN	Tue, May 19, 1998	26.66	26.75	26.50	26.75
1509	NYSE	NWN	Mon, May 18, 1998	26.50	26.88	26.50	26.56
1508	NYSE	NWN	Fri, May 15, 1998	26.63	26.94	26.63	26.75
1507	NYSE	NWN	Thu, May 14, 1998	26.63	27.00	26.63	26.63
1506	NYSE	NWN	Wed, May 13, 1998	26.69	27.00	26.63	26.94
1505	NYSE	NWN	Tue, May 12, 1998	26.63	26.81	26.63	26.69
1504	NYSE	NWN	Mon, May 11, 1998	26.63	26.75	26.63	26.75
1503	NYSE	NWN	Fri, May 8, 1998	26.50	26.75	26.50	26.69
1502	NYSE	NWN	Thu, May 7, 1998	26.63	26.81	26.63	26.63
1501	NYSE	NWN	Wed, May 6, 1998	26.63	27.00	26.63	26.75
1500	NYSE	NWN	Tue, May 5, 1998	26.75	27.00	26.63	26.69
1499	NYSE	NWN	Mon, May 4, 1998	27.00	27.00	26.75	26.81
1498	NYSE	NWN	Fri, May 1, 1998	27.00	27.19	26.81	27.00
1497	NYSE	NWN	Thu, Apr 30, 1998	27.00	27.06	26.88	27.00
1496	NYSE	NWN	Wed, Apr 29, 1998	27.25	27.25	26.75	26.88
1495	NYSE	NWN	Tue, Apr 28, 1998	27.25	27.50	27.00	27.00
1494	NYSE	NWN	Mon, Apr 27, 1998	27.69	27.69	27.25	27.38
1493	NYSE	NWN	Fri, Apr 24, 1998	27.94	27.94	27.50	27.63
1492	NYSE	NWN	Thu, Apr 23, 1998	28.00	28.00	27.63	27.63
1491	NYSE	NWN	Wed, Apr 22, 1998	27.88	27.88	27.63	27.81
1490	NYSE	NWN	Tue, Apr 21, 1998	27.75	27.75	27.63	27.75
1489	NYSE	NWN	Mon, Apr 20, 1998	27.63	27.94	27.50	27.75
1488	NYSE	NWN	Fri, Apr 17, 1998	27.63	27.63	27.38	27.63
1487	NYSE	NWN	Thu, Apr 16, 1998	27.63	27.69	27.31	27.31
1486	NYSE	NWN	Wed, Apr 15, 1998	27.50	28.00	27.38	27.69
1485	NYSE	NWN	Tue, Apr 14, 1998	27.38	27.88	27.25	27.63
1484	NYSE	NWN	Mon, Apr 13, 1998	27.63	27.63	27.00	27.38
1483	NYSE	NWN	Thu, Apr 9, 1998	27.25	27.50	26.94	27.50
1482	NYSE	NWN	Wed, Apr 8, 1998	27.00	27.00	26.81	26.88
1481	NYSE	NWN	Tue, Apr 7, 1998	27.13	27.75	26.81	26.81
1480	NYSE	NWN	Mon, Apr 6, 1998	27.50	27.75	27.31	27.31
1479	NYSE	NWN	Fri, Apr 3, 1998	27.88	28.25	27.50	27.63
1478	NYSE	NWN	Thu, Apr 2, 1998	27.50	28.00	27.50	27.88
1477	NYSE	NWN	Wed, Apr 1, 1998	27.75	28.00	27.50	27.50
1476	NYSE	NWN	Tue, Mar 31, 1998	27.88	28.25	27.50	28.13
1475	NYSE	NWN	Mon, Mar 30, 1998	27.63	27.75	27.38	27.56
1474	NYSE	NWN	Fri, Mar 27, 1998	27.38	27.69	27.38	27.44
1473	NYSE	NWN	Thu, Mar 26, 1998	28.00	28.25	27.44	27.44
1472	NYSE	NWN	Wed, Mar 25, 1998	28.25	28.25	27.75	27.88
1471	NYSE	NWN	Tue, Mar 24, 1998	28.50	28.50	27.75	28.13
1470	NYSE	NWN	Mon, Mar 23, 1998	28.00	28.50	28.00	28.13
1469	NYSE	NWN	Fri, Mar 20, 1998	27.75	28.63	27.31	28.25
1468	NYSE	NWN	Thu, Mar 19, 1998	27.38	27.63	27.00	27.50
1467	NYSE	NWN	Wed, Mar 18, 1998	27.50	27.50	26.94	27.38
1466	NYSE	NWN	Tue, Mar 17, 1998	27.25	27.50	26.81	27.31
1465	NYSE	NWN	Mon, Mar 16, 1998	27.00	27.25	27.00	27.19
1464	NYSE	NWN	Fri, Mar 13, 1998	27.25	27.25	26.94	27.00
1463	NYSE	NWN	Thu, Mar 12, 1998	27.13	27.13	26.75	27.00
1462	NYSE	NWN	Wed, Mar 11, 1998	27.63	27.75	27.00	27.31
1461	NYSE	NWN	Tue, Mar 10, 1998	27.38	27.75	27.38	27.50
1460	NYSE	NWN	Mon, Mar 9, 1998	27.75	27.75	27.25	27.63
1459	NYSE	NWN	Fri, Mar 6, 1998	27.00	27.75	27.00	27.75
1458	NYSE	NWN	Thu, Mar 5, 1998	27.13	27.75	27.00	27.00
1457	NYSE	NWN	Wed, Mar 4, 1998	27.25	27.75	27.25	27.75
1456	NYSE	NWN	Tue, Mar 3, 1998	27.50	27.75	27.25	27.50
1455	NYSE	NWN	Mon, Mar 2, 1998	27.50	28.00	26.50	27.88
1454	NYSE	NWN	Fri, Feb 27, 1998	28.50	28.63	28.00	28.19
1453	NYSE	NWN	Thu, Feb 26, 1998	28.50	29.00	28.50	29.00
1452	NYSE	NWN	Wed, Feb 25, 1998	27.63	28.88	27.63	28.88
1451	NYSE	NWN	Tue, Feb 24, 1998	28.50	28.50	27.50	27.88
1450	NYSE	NWN	Mon, Feb 23, 1998	27.75	28.25	27.75	28.25
1449	NYSE	NWN	Fri, Feb 20, 1998	28.13	28.38	28.00	28.25
1448	NYSE	NWN	Thu, Feb 19, 1998	28.63	28.63	28.13	28.13
1447	NYSE	NWN	Wed, Feb 18, 1998	29.00	29.00	28.38	28.38
1446	NYSE	NWN	Tue, Feb 17, 1998	27.75	29.13	27.50	28.63
1445	NYSE	NWN	Fri, Feb 13, 1998	27.50	28.00	27.50	27.75
1444	NYSE	NWN	Thu, Feb 12, 1998	27.88	28.00	27.31	27.88
1443	NYSE	NWN	Wed, Feb 11, 1998	28.00	28.25	27.50	27.75
1442	NYSE	NWN	Tue, Feb 10, 1998	26.50	28.25	26.44	27.56
1441	NYSE	NWN	Mon, Feb 9, 1998	26.38	26.50	26.38	26.50
1440	NYSE	NWN	Fri, Feb 6, 1998	26.50	26.50	26.38	26.44
1439	NYSE	NWN	Thu, Feb 5, 1998	25.75	26.50	25.75	26.44
1438	NYSE	NWN	Wed, Feb 4, 1998	26.75	26.75	25.75	25.94
1437	NYSE	NWN	Tue, Feb 3, 1998	26.63	26.75	26.38	26.63
1436	NYSE	NWN	Mon, Feb 2, 1998	27.00	27.00	26.63	26.75
1435	NYSE	NWN	Fri, Jan 30, 1998	27.13	27.50	26.50	26.63
1434	NYSE	NWN	Thu, Jan 29, 1998	27.50	27.50	27.00	27.25
1433	NYSE	NWN	Wed, Jan 28, 1998	27.25	27.50	27.00	27.31
1432	NYSE	NWN	Tue, Jan 27, 1998	28.00	28.00	27.25	27.25
1431	NYSE	NWN	Mon, Jan 26, 1998	27.50	29.00	27.50	27.75
1430	NYSE	NWN	Fri, Jan 23, 1998	28.50	28.50	27.50	27.50
1429	NYSE	NWN	Thu, Jan 22, 1998	28.00	28.75	27.50	28.50
1428	NYSE	NWN	Wed, Jan 21, 1998	28.63	28.63	27.63	28.00
1427	NYSE	NWN	Tue, Jan 20, 1998	29.00	29.00	28.25	28.63
1426	NYSE	NWN	Fri, Jan 16, 1998	27.88	28.63	27.75	28.38
1425	NYSE	NWN	Thu, Jan 15, 1998	27.63	27.88	27.63	27.69
1424	NYSE	NWN	Wed, Jan 14, 1998	27.50	28.00	27.38	27.94
1423	NYSE	NWN	Tue, Jan 13, 1998	27.38	27.50	27.38	27.50
1422	NYSE	NWN	Mon, Jan 12, 1998	27.00	27.50	26.75	27.38
1421	NYSE	NWN	Fri, Jan 9, 1998	26.63	27.44	26.63	27.00
1420	NYSE	NWN	Thu, Jan 8, 1998	27.44	27.44	26.88	27.06
1419	NYSE	NWN	Wed, Jan 7, 1998	28.38	28.38	26.88	27.25
1418	NYSE	NWN	Tue, Jan 6, 1998	28.25	29.00	27.88	28.00
1417	NYSE	NWN	Mon, Jan 5, 1998	29.00	29.25	28.50	29.25
1416	NYSE	NWN	Fri, Jan 2, 1998	30.75	30.75	29.50	29.50
1415	NYSE	NWN	Wed, Dec 31, 1997	30.63	31.38	30.63	31.00
1414	NYSE	NWN	Tue, Dec 30, 1997	29.88	31.25	29.88	31.25
1413	NYSE	NWN	Mon, Dec 29, 1997	28.50	30.38	28.50	30.13
1412	NYSE	NWN	Fri, Dec 26, 1997	28.44	28.94	28.00	28.50
1411	NYSE	NWN	Wed, Dec 24, 1997	27.88	28.38	27.88	28.38
1410	NYSE	NWN	Tue, Dec 23, 1997	27.88	28.00	27.50	27.94
1409	NYSE	NWN	Mon, Dec 22, 1997	27.38	27.88	27.00	27.78
1408	NYSE	NWN	Fri, Dec 19, 1997	27.00	27.25	26.75	27.00
1407	NYSE	NWN	Thu, Dec 18, 1997	27.31	27.38	27.00	27.00
1406	NYSE	NWN	Wed, Dec 17, 1997	27.75	27.75	27.00	27.13
1405	NYSE	NWN	Tue, Dec 16, 1997	27.00	27.38	27.00	27.34
1404	NYSE	NWN	Mon, Dec 15, 1997	26.63	27.25	26.63	27.13
1403	NYSE	NWN	Fri, Dec 12, 1997	26.63	27.00	26.63	27.00
1402	NYSE	NWN	Thu, Dec 11, 1997	26.81	26.81	26.38	26.63
1401	NYSE	NWN	Wed, Dec 10, 1997	27.00	27.00	26.63	26.75
1400	NYSE	NWN	Tue, Dec 9, 1997	26.88	27.13	26.88	27.00
1399	NYSE	NWN	Mon, Dec 8, 1997	26.75	27.00	26.75	27.00
1398	NYSE	NWN	Fri, Dec 5, 1997	27.00	27.38	26.75	27.19
1397	NYSE	NWN	Thu, Dec 4, 1997	27.75	27.75	27.25	27.25
1396	NYSE	NWN	Wed, Dec 3, 1997	27.75	28.00	27.50	27.75
1395	NYSE	NWN	Tue, Dec 2, 1997	27.63	28.00	27.63	27.75
1394	NYSE	NWN	Mon, Dec 1, 1997	27.38	27.75	27.13	27.75
1393	NYSE	NWN	Fri, Nov 28, 1997	27.38	28.00	27.38	28.00
1392	NYSE	NWN	Wed, Nov 26, 1997	27.06	27.88	27.06	27.56
1391	NYSE	NWN	Tue, Nov 25, 1997	27.00	27.50	26.75	27.31
1390	NYSE	NWN	Mon, Nov 24, 1997	26.38	27.00	26.38	26.88
1389	NYSE	NWN	Fri, Nov 21, 1997	26.00	26.75	25.50	26.75
1388	NYSE	NWN	Thu, Nov 20, 1997	25.00	25.50	25.00	25.50
1387	NYSE	NWN	Wed, Nov 19, 1997	24.63	25.38	24.63	25.13
1386	NYSE	NWN	Tue, Nov 18, 1997	24.63	24.88	24.63	24.63
1385	NYSE	NWN	Mon, Nov 17, 1997	25.00	25.00	24.63	24.88
1384	NYSE	NWN	Fri, Nov 14, 1997	24.50	24.88	24.50	24.63
1383	NYSE	NWN	Thu, Nov 13, 1997	24.63	24.97	24.50	24.50
1382	NYSE	NWN	Wed, Nov 12, 1997	24.75	25.00	24.63	24.63
1381	NYSE	NWN	Tue, Nov 11, 1997	24.94	24.94	24.75	24.94
1380	NYSE	NWN	Mon, Nov 10, 1997	25.00	25.00	24.75	24.94
1379	NYSE	NWN	Fri, Nov 7, 1997	24.75	25.00	24.63	24.88
1378	NYSE	NWN	Thu, Nov 6, 1997	24.94	25.13	24.88	24.88
1377	NYSE	NWN	Wed, Nov 5, 1997	25.25	25.25	24.88	25.00
1376	NYSE	NWN	Tue, Nov 4, 1997	25.13	25.38	24.88	24.88
1375	NYSE	NWN	Mon, Nov 3, 1997	25.00	25.38	24.88	25.38
1374	NYSE	NWN	Fri, Oct 31, 1997	24.63	25.00	24.63	24.63
1373	NYSE	NWN	Thu, Oct 30, 1997	24.50	24.88	24.50	24.75
1372	NYSE	NWN	Wed, Oct 29, 1997	24.38	25.00	24.38	25.00
1371	NYSE	NWN	Tue, Oct 28, 1997	24.63	24.88	24.25	24.38
1370	NYSE	NWN	Mon, Oct 27, 1997	25.13	25.13	24.88	25.00
1369	NYSE	NWN	Fri, Oct 24, 1997	25.13	25.13	24.75	25.13
1368	NYSE	NWN	Thu, Oct 23, 1997	25.13	25.25	24.75	24.75
1367	NYSE	NWN	Wed, Oct 22, 1997	25.13	25.75	25.13	25.13
1366	NYSE	NWN	Tue, Oct 21, 1997	25.13	25.75	25.13	25.63
1365	NYSE	NWN	Mon, Oct 20, 1997	24.63	25.13	24.63	25.00
1364	NYSE	NWN	Fri, Oct 17, 1997	25.00	25.00	24.63	25.00
1363	NYSE	NWN	Thu, Oct 16, 1997	24.50	25.00	24.50	24.63
1362	NYSE	NWN	Wed, Oct 15, 1997	25.13	25.38	24.75	24.88
1361	NYSE	NWN	Tue, Oct 14, 1997	25.13	25.25	24.88	25.13
1360	NYSE	NWN	Mon, Oct 13, 1997	25.00	25.25	24.75	24.88
1359	NYSE	NWN	Fri, Oct 10, 1997	25.75	25.75	25.00	25.38
1358	NYSE	NWN	Thu, Oct 9, 1997	25.50	25.63	25.13	25.63
1357	NYSE	NWN	Wed, Oct 8, 1997	26.00	26.00	25.13	25.13
1356	NYSE	NWN	Tue, Oct 7, 1997	26.25	26.38	25.75	25.75
1355	NYSE	NWN	Mon, Oct 6, 1997	26.13	26.50	26.13	26.25
1354	NYSE	NWN	Fri, Oct 3, 1997	26.25	26.25	25.88	26.13
1353	NYSE	NWN	Thu, Oct 2, 1997	25.88	26.00	25.63	26.00
1352	NYSE	NWN	Wed, Oct 1, 1997	25.75	25.88	25.63	25.88
1351	NYSE	NWN	Tue, Sep 30, 1997	25.88	26.13	25.75	25.75
1350	NYSE	NWN	Mon, Sep 29, 1997	25.69	26.13	25.50	25.88
1349	NYSE	NWN	Fri, Sep 26, 1997	25.75	25.75	25.38	25.63
1348	NYSE	NWN	Thu, Sep 25, 1997	25.25	25.63	25.25	25.38
1347	NYSE	NWN	Wed, Sep 24, 1997	25.63	25.75	25.25	25.75
1346	NYSE	NWN	Tue, Sep 23, 1997	25.25	25.63	25.25	25.25
1345	NYSE	NWN	Mon, Sep 22, 1997	25.38	26.00	25.38	25.75
1344	NYSE	NWN	Fri, Sep 19, 1997	25.50	25.88	25.38	25.38
1343	NYSE	NWN	Thu, Sep 18, 1997	26.00	26.00	25.50	25.81
1342	NYSE	NWN	Wed, Sep 17, 1997	25.50	26.00	25.50	26.00
1341	NYSE	NWN	Tue, Sep 16, 1997	25.75	26.00	25.25	25.50
1340	NYSE	NWN	Mon, Sep 15, 1997	25.25	25.75	25.25	25.38
1339	NYSE	NWN	Fri, Sep 12, 1997	25.25	25.75	25.25	25.38
1338	NYSE	NWN	Thu, Sep 11, 1997	25.25	25.75	25.25	25.25
1337	NYSE	NWN	Wed, Sep 10, 1997	25.75	26.00	25.25	25.50
1336	NYSE	NWN	Tue, Sep 9, 1997	25.00	25.50	25.00	25.50
1335	NYSE	NWN	Mon, Sep 8, 1997	25.00	25.25	24.75	25.25
1334	NYSE	NWN	Fri, Sep 5, 1997	25.25	25.25	24.75	25.00
1333	NYSE	NWN	Thu, Sep 4, 1997	25.25	25.25	24.88	24.88
1332	NYSE	NWN	Wed, Sep 3, 1997	24.75	25.25	24.75	25.25
1331	NYSE	NWN	Tue, Sep 2, 1997	24.75	25.25	24.75	25.25
1330	NYSE	NWN	Fri, Aug 29, 1997	25.00	25.00	24.75	25.00
1329	NYSE	NWN	Thu, Aug 28, 1997	24.50	25.00	24.50	24.88
1328	NYSE	NWN	Wed, Aug 27, 1997	24.50	24.75	24.50	24.50
1327	NYSE	NWN	Tue, Aug 26, 1997	24.50	24.75	24.25	24.50
1326	NYSE	NWN	Mon, Aug 25, 1997	24.50	24.50	24.13	24.25
1325	NYSE	NWN	Fri, Aug 22, 1997	24.63	24.63	24.00	24.50
1324	NYSE	NWN	Thu, Aug 21, 1997	24.63	25.00	24.50	24.50
1323	NYSE	NWN	Wed, Aug 20, 1997	25.00	25.00	24.63	24.88
1322	NYSE	NWN	Tue, Aug 19, 1997	25.13	25.13	24.75	24.75
1321	NYSE	NWN	Mon, Aug 18, 1997	25.25	25.25	24.75	24.75
1320	NYSE	NWN	Fri, Aug 15, 1997	25.00	25.25	25.00	25.00
1319	NYSE	NWN	Thu, Aug 14, 1997	25.63	25.63	24.63	25.00
1318	NYSE	NWN	Wed, Aug 13, 1997	25.50	25.75	25.38	25.38
1317	NYSE	NWN	Tue, Aug 12, 1997	25.00	25.50	24.63	25.25
1316	NYSE	NWN	Mon, Aug 11, 1997	24.63	25.25	24.50	24.63
1315	NYSE	NWN	Fri, Aug 8, 1997	25.50	25.50	24.63	24.63
1314	NYSE	NWN	Thu, Aug 7, 1997	25.25	25.75	25.00	25.13
1313	NYSE	NWN	Wed, Aug 6, 1997	25.75	26.00	25.25	25.75
1312	NYSE	NWN	Tue, Aug 5, 1997	26.00	26.50	25.75	25.75
1311	NYSE	NWN	Mon, Aug 4, 1997	26.00	26.50	26.00	26.00
1310	NYSE	NWN	Fri, Aug 1, 1997	26.25	26.50	26.00	26.50
1309	NYSE	NWN	Thu, Jul 31, 1997	25.88	26.25	25.88	26.00
1308	NYSE	NWN	Wed, Jul 30, 1997	26.00	26.50	25.88	26.06
1307	NYSE	NWN	Tue, Jul 29, 1997	26.50	26.75	26.00	26.00
1306	NYSE	NWN	Mon, Jul 28, 1997	26.50	26.50	26.00	26.00
1305	NYSE	NWN	Fri, Jul 25, 1997	26.50	26.63	26.00	26.63
1304	NYSE	NWN	Thu, Jul 24, 1997	26.00	26.50	26.00	26.00
1303	NYSE	NWN	Wed, Jul 23, 1997	27.00	27.02	26.00	26.50
1302	NYSE	NWN	Tue, Jul 22, 1997	27.63	27.63	27.13	27.13
1301	NYSE	NWN	Mon, Jul 21, 1997	27.13	27.75	27.13	27.25
1300	NYSE	NWN	Fri, Jul 18, 1997	27.75	27.75	27.13	27.75
1299	NYSE	NWN	Thu, Jul 17, 1997	27.75	27.75	27.13	27.25
1298	NYSE	NWN	Wed, Jul 16, 1997	27.00	27.75	27.00	27.75
1297	NYSE	NWN	Tue, Jul 15, 1997	27.38	27.50	26.63	27.13
1296	NYSE	NWN	Mon, Jul 14, 1997	27.13	27.38	26.63	27.38
1295	NYSE	NWN	Fri, Jul 11, 1997	26.75	27.00	26.63	27.00
1294	NYSE	NWN	Thu, Jul 10, 1997	26.50	26.75	26.25	26.50
1293	NYSE	NWN	Wed, Jul 9, 1997	26.25	26.75	26.25	26.75
1292	NYSE	NWN	Tue, Jul 8, 1997	26.25	26.75	26.25	26.25
1291	NYSE	NWN	Mon, Jul 7, 1997	26.25	26.75	26.13	26.50
1290	NYSE	NWN	Thu, Jul 3, 1997	26.25	26.25	25.88	26.13
1289	NYSE	NWN	Wed, Jul 2, 1997	26.13	26.25	25.75	25.75
1288	NYSE	NWN	Tue, Jul 1, 1997	26.13	26.50	25.75	26.13
1287	NYSE	NWN	Mon, Jun 30, 1997	26.38	26.75	26.13	26.19
1286	NYSE	NWN	Fri, Jun 27, 1997	26.38	26.75	26.38	26.44
1285	NYSE	NWN	Thu, Jun 26, 1997	26.75	26.75	26.38	26.50
1284	NYSE	NWN	Wed, Jun 25, 1997	27.00	27.00	26.63	26.63
1283	NYSE	NWN	Tue, Jun 24, 1997	26.50	27.00	26.38	26.38
1282	NYSE	NWN	Mon, Jun 23, 1997	26.38	26.88	26.38	26.63
1281	NYSE	NWN	Fri, Jun 20, 1997	26.88	26.88	26.38	26.38
1280	NYSE	NWN	Thu, Jun 19, 1997	26.75	26.88	26.25	26.88
1279	NYSE	NWN	Wed, Jun 18, 1997	26.38	26.75	26.00	26.75
1278	NYSE	NWN	Tue, Jun 17, 1997	26.00	26.38	26.00	26.00
1277	NYSE	NWN	Mon, Jun 16, 1997	26.25	26.50	26.00	26.25
1276	NYSE	NWN	Fri, Jun 13, 1997	26.13	26.75	26.13	26.25
1275	NYSE	NWN	Thu, Jun 12, 1997	25.50	26.50	25.50	26.50
1274	NYSE	NWN	Wed, Jun 11, 1997	25.50	26.13	25.50	25.50
1273	NYSE	NWN	Tue, Jun 10, 1997	25.50	26.00	25.50	26.00
1272	NYSE	NWN	Mon, Jun 9, 1997	25.88	26.25	25.50	26.00
1271	NYSE	NWN	Fri, Jun 6, 1997	25.75	25.88	25.00	25.50
1270	NYSE	NWN	Thu, Jun 5, 1997	25.50	25.75	25.00	25.63
1269	NYSE	NWN	Wed, Jun 4, 1997	25.50	25.50	25.00	25.13
1268	NYSE	NWN	Tue, Jun 3, 1997	25.00	25.50	25.00	25.00
1267	NYSE	NWN	Mon, Jun 2, 1997	24.00	24.75	24.00	24.75
1266	NYSE	NWN	Fri, May 30, 1997	23.88	24.38	23.88	24.38
1265	NYSE	NWN	Thu, May 29, 1997	23.88	24.25	23.88	23.88
1264	NYSE	NWN	Wed, May 28, 1997	23.75	24.25	23.75	24.25
1263	NYSE	NWN	Tue, May 27, 1997	23.50	24.25	23.38	24.25
1262	NYSE	NWN	Fri, May 23, 1997	23.63	24.38	23.50	23.63
1261	NYSE	NWN	Thu, May 22, 1997	23.88	24.38	23.63	23.63
1260	NYSE	NWN	Wed, May 21, 1997	23.75	24.38	23.75	23.88
1259	NYSE	NWN	Tue, May 20, 1997	24.50	24.50	23.50	23.75
1258	NYSE	NWN	Mon, May 19, 1997	24.50	24.50	23.75	24.25
1257	NYSE	NWN	Fri, May 16, 1997	24.50	24.50	24.00	24.25
1256	NYSE	NWN	Thu, May 15, 1997	24.25	24.75	24.00	24.00
1255	NYSE	NWN	Wed, May 14, 1997	24.75	24.75	24.25	24.25
1254	NYSE	NWN	Tue, May 13, 1997	24.50	24.75	24.25	24.25
1253	NYSE	NWN	Mon, May 12, 1997	24.75	25.50	24.50	25.00
1252	NYSE	NWN	Fri, May 9, 1997	25.00	25.50	25.00	25.00
1251	NYSE	NWN	Thu, May 8, 1997	24.75	25.50	24.75	25.00
1250	NYSE	NWN	Wed, May 7, 1997	24.75	25.25	24.50	25.25
1249	NYSE	NWN	Tue, May 6, 1997	25.00	25.25	24.75	24.75
1248	NYSE	NWN	Mon, May 5, 1997	25.13	25.25	24.75	25.00
1247	NYSE	NWN	Fri, May 2, 1997	24.00	24.88	23.88	24.88
1246	NYSE	NWN	Thu, May 1, 1997	24.25	24.50	23.75	24.00
1245	NYSE	NWN	Wed, Apr 30, 1997	25.38	25.38	24.25	24.25
1244	NYSE	NWN	Tue, Apr 29, 1997	24.75	25.38	24.75	25.38
1243	NYSE	NWN	Mon, Apr 28, 1997	25.25	25.25	24.75	24.75
1242	NYSE	NWN	Fri, Apr 25, 1997	24.00	25.50	24.00	25.00
1241	NYSE	NWN	Thu, Apr 24, 1997	23.88	24.50	23.88	24.00
1240	NYSE	NWN	Wed, Apr 23, 1997	23.88	24.50	23.88	24.00
1239	NYSE	NWN	Tue, Apr 22, 1997	23.75	24.50	23.75	24.31
1238	NYSE	NWN	Mon, Apr 21, 1997	23.75	24.50	23.75	23.75
1237	NYSE	NWN	Fri, Apr 18, 1997	23.75	24.25	23.75	23.88
1236	NYSE	NWN	Thu, Apr 17, 1997	23.75	24.25	23.75	24.00
1235	NYSE	NWN	Wed, Apr 16, 1997	23.50	24.25	23.50	24.25
1234	NYSE	NWN	Tue, Apr 15, 1997	23.50	24.25	23.50	23.75
1233	NYSE	NWN	Mon, Apr 14, 1997	23.50	24.25	23.50	23.75
1232	NYSE	NWN	Fri, Apr 11, 1997	23.50	24.25	23.50	23.50
1231	NYSE	NWN	Thu, Apr 10, 1997	23.50	24.25	23.50	24.25
1230	NYSE	NWN	Wed, Apr 9, 1997	23.75	24.25	23.25	23.50
1229	NYSE	NWN	Tue, Apr 8, 1997	23.25	23.75	23.25	23.25
1228	NYSE	NWN	Mon, Apr 7, 1997	23.75	23.75	23.25	23.50
1227	NYSE	NWN	Fri, Apr 4, 1997	23.00	23.75	23.00	23.75
1226	NYSE	NWN	Thu, Apr 3, 1997	24.00	24.00	23.00	23.13
1225	NYSE	NWN	Wed, Apr 2, 1997	23.75	24.00	23.25	23.63
1224	NYSE	NWN	Tue, Apr 1, 1997	24.38	24.75	23.75	24.25
1223	NYSE	NWN	Mon, Mar 31, 1997	25.00	25.00	24.00	24.50
1222	NYSE	NWN	Thu, Mar 27, 1997	25.13	25.38	24.50	24.63
1221	NYSE	NWN	Wed, Mar 26, 1997	25.13	25.63	25.13	25.13
1220	NYSE	NWN	Tue, Mar 25, 1997	25.00	25.50	25.00	25.38
1219	NYSE	NWN	Mon, Mar 24, 1997	24.88	25.25	24.88	25.25
1218	NYSE	NWN	Fri, Mar 21, 1997	25.13	25.13	24.75	24.88
1217	NYSE	NWN	Thu, Mar 20, 1997	25.13	25.13	24.75	24.88
1216	NYSE	NWN	Wed, Mar 19, 1997	25.25	25.25	24.75	25.13
1215	NYSE	NWN	Tue, Mar 18, 1997	24.63	25.25	24.63	25.00
1214	NYSE	NWN	Mon, Mar 17, 1997	24.63	25.50	24.63	25.25
1213	NYSE	NWN	Fri, Mar 14, 1997	24.63	25.38	24.63	25.38
1212	NYSE	NWN	Thu, Mar 13, 1997	24.63	25.25	24.63	24.63
1211	NYSE	NWN	Wed, Mar 12, 1997	24.75	25.25	24.38	24.88
1210	NYSE	NWN	Tue, Mar 11, 1997	24.25	24.75	24.25	24.63
1209	NYSE	NWN	Mon, Mar 10, 1997	24.63	24.63	24.00	24.25
1208	NYSE	NWN	Fri, Mar 7, 1997	24.31	24.63	23.75	24.38
1207	NYSE	NWN	Thu, Mar 6, 1997	23.75	24.25	23.75	23.75
1206	NYSE	NWN	Wed, Mar 5, 1997	23.63	24.25	23.63	23.63
1205	NYSE	NWN	Tue, Mar 4, 1997	23.77	24.25	23.63	24.25
1204	NYSE	NWN	Mon, Mar 3, 1997	24.25	24.25	23.63	23.94
1203	NYSE	NWN	Fri, Feb 28, 1997	23.75	24.25	23.75	24.25
1202	NYSE	NWN	Thu, Feb 27, 1997	24.25	24.25	23.75	24.00
1201	NYSE	NWN	Wed, Feb 26, 1997	24.13	24.63	23.63	23.88
1200	NYSE	NWN	Tue, Feb 25, 1997	24.13	24.50	24.13	24.38
1199	NYSE	NWN	Mon, Feb 24, 1997	24.25	24.50	23.63	24.50
1198	NYSE	NWN	Fri, Feb 21, 1997	23.75	24.25	23.63	24.25
1197	NYSE	NWN	Thu, Feb 20, 1997	24.25	24.25	23.75	24.00
1196	NYSE	NWN	Wed, Feb 19, 1997	23.75	24.50	23.75	23.75
1195	NYSE	NWN	Tue, Feb 18, 1997	23.75	24.50	23.75	23.75
1194	NYSE	NWN	Fri, Feb 14, 1997	24.00	24.50	23.75	23.88
1193	NYSE	NWN	Thu, Feb 13, 1997	24.50	24.75	24.00	24.00
1192	NYSE	NWN	Wed, Feb 12, 1997	24.00	24.75	24.00	24.00
1191	NYSE	NWN	Tue, Feb 11, 1997	24.75	24.75	24.00	24.00
1190	NYSE	NWN	Mon, Feb 10, 1997	24.00	24.75	24.00	24.25
1189	NYSE	NWN	Fri, Feb 7, 1997	25.25	25.25	24.25	24.25
1188	NYSE	NWN	Thu, Feb 6, 1997	24.50	25.25	24.50	24.75
1187	NYSE	NWN	Wed, Feb 5, 1997	25.25	25.25	24.50	24.50
1186	NYSE	NWN	Tue, Feb 4, 1997	25.25	25.25	24.50	24.50
1185	NYSE	NWN	Mon, Feb 3, 1997	24.50	25.00	24.50	25.00
1184	NYSE	NWN	Fri, Jan 31, 1997	24.50	25.25	24.50	25.00
1183	NYSE	NWN	Thu, Jan 30, 1997	24.75	25.00	24.50	24.50
1182	NYSE	NWN	Wed, Jan 29, 1997	25.25	25.25	24.50	24.50
1181	NYSE	NWN	Tue, Jan 28, 1997	24.88	25.25	24.50	25.00
1180	NYSE	NWN	Mon, Jan 27, 1997	24.25	25.00	24.25	25.00
1179	NYSE	NWN	Fri, Jan 24, 1997	24.25	24.75	24.25	24.75
1178	NYSE	NWN	Thu, Jan 23, 1997	24.50	25.00	24.25	24.75
1177	NYSE	NWN	Wed, Jan 22, 1997	24.50	25.00	24.50	25.00
1176	NYSE	NWN	Tue, Jan 21, 1997	24.25	25.00	24.25	24.50
1175	NYSE	NWN	Mon, Jan 20, 1997	24.25	25.00	24.25	24.75
1174	NYSE	NWN	Fri, Jan 17, 1997	24.50	25.00	24.25	25.00
1173	NYSE	NWN	Thu, Jan 16, 1997	24.50	25.00	24.50	24.50
1172	NYSE	NWN	Wed, Jan 15, 1997	24.25	24.88	24.25	24.88
1171	NYSE	NWN	Tue, Jan 14, 1997	23.75	24.50	23.75	24.25
1170	NYSE	NWN	Mon, Jan 13, 1997	23.75	24.25	23.63	23.75
1169	NYSE	NWN	Fri, Jan 10, 1997	23.88	24.00	23.25	23.50
1168	NYSE	NWN	Thu, Jan 9, 1997	23.25	24.00	23.25	23.50
1167	NYSE	NWN	Wed, Jan 8, 1997	23.50	24.00	23.25	23.25
1166	NYSE	NWN	Tue, Jan 7, 1997	23.50	24.13	23.50	23.75
1165	NYSE	NWN	Mon, Jan 6, 1997	24.00	24.00	23.50	23.75
1164	NYSE	NWN	Fri, Jan 3, 1997	24.50	24.50	23.63	23.88
1163	NYSE	NWN	Thu, Jan 2, 1997	23.75	24.50	23.75	23.75
1162	NYSE	NWN	Tue, Dec 31, 1996	24.00	24.50	23.75	24.00
1161	NYSE	NWN	Mon, Dec 30, 1996	24.50	24.50	23.75	24.25
1160	NYSE	NWN	Fri, Dec 27, 1996	24.00	24.50	23.75	24.50
1159	NYSE	NWN	Thu, Dec 26, 1996	23.75	24.50	23.75	24.25
1158	NYSE	NWN	Tue, Dec 24, 1996	23.75	24.13	23.75	24.13
1157	NYSE	NWN	Mon, Dec 23, 1996	24.00	24.13	23.75	23.75
1156	NYSE	NWN	Fri, Dec 20, 1996	24.25	24.25	23.50	23.50
1155	NYSE	NWN	Thu, Dec 19, 1996	23.75	24.50	23.75	23.75
1154	NYSE	NWN	Wed, Dec 18, 1996	23.25	24.25	23.00	24.25
1153	NYSE	NWN	Tue, Dec 17, 1996	23.50	24.50	23.25	23.25
1152	NYSE	NWN	Mon, Dec 16, 1996	23.75	24.50	23.75	23.75
1151	NYSE	NWN	Fri, Dec 13, 1996	24.75	24.75	23.75	23.75
1150	NYSE	NWN	Thu, Dec 12, 1996	24.50	24.88	24.25	24.25
1149	NYSE	NWN	Wed, Dec 11, 1996	24.25	24.75	24.00	24.50
1148	NYSE	NWN	Tue, Dec 10, 1996	25.00	25.00	24.25	24.50
1147	NYSE	NWN	Mon, Dec 9, 1996	24.75	25.00	24.50	25.00
1146	NYSE	NWN	Fri, Dec 6, 1996	24.25	24.75	24.25	24.75
1145	NYSE	NWN	Thu, Dec 5, 1996	24.75	25.25	24.75	25.25
1144	NYSE	NWN	Wed, Dec 4, 1996	25.00	25.25	24.75	24.75
1143	NYSE	NWN	Tue, Dec 3, 1996	25.00	25.25	25.00	25.13
1142	NYSE	NWN	Mon, Dec 2, 1996	25.00	25.25	25.00	25.06
1141	NYSE	NWN	Fri, Nov 29, 1996	25.00	25.25	25.00	25.00
1140	NYSE	NWN	Wed, Nov 27, 1996	25.00	25.50	25.00	25.25
1139	NYSE	NWN	Tue, Nov 26, 1996	25.50	25.63	25.00	25.00
1138	NYSE	NWN	Mon, Nov 25, 1996	25.36	25.50	25.00	25.50
1137	NYSE	NWN	Fri, Nov 22, 1996	25.25	25.50	24.88	25.38
1136	NYSE	NWN	Thu, Nov 21, 1996	24.25	25.00	24.13	24.50
1135	NYSE	NWN	Wed, Nov 20, 1996	23.88	24.50	23.88	24.00
1134	NYSE	NWN	Tue, Nov 19, 1996	24.50	24.50	23.75	24.50
1133	NYSE	NWN	Mon, Nov 18, 1996	24.13	24.25	23.50	23.75
1132	NYSE	NWN	Fri, Nov 15, 1996	24.00	24.13	23.50	23.50
1131	NYSE	NWN	Thu, Nov 14, 1996	23.50	24.00	23.50	24.00
1130	NYSE	NWN	Wed, Nov 13, 1996	23.50	24.25	23.50	24.00
1129	NYSE	NWN	Tue, Nov 12, 1996	24.00	24.00	23.50	23.50
1128	NYSE	NWN	Mon, Nov 11, 1996	24.75	24.75	23.50	24.00
1127	NYSE	NWN	Fri, Nov 8, 1996	25.00	25.00	24.00	24.00
1126	NYSE	NWN	Thu, Nov 7, 1996	24.50	25.00	24.50	25.00
1125	NYSE	NWN	Wed, Nov 6, 1996	25.00	25.00	24.50	24.50
1124	NYSE	NWN	Tue, Nov 5, 1996	25.00	25.00	24.50	25.00
1123	NYSE	NWN	Mon, Nov 4, 1996	24.75	25.38	24.50	24.98
1122	NYSE	NWN	Fri, Nov 1, 1996	25.00	25.38	24.75	24.75
1121	NYSE	NWN	Thu, Oct 31, 1996	25.00	25.50	25.00	25.38
1120	NYSE	NWN	Wed, Oct 30, 1996	25.00	25.88	25.00	25.00
1119	NYSE	NWN	Tue, Oct 29, 1996	25.00	25.88	25.00	25.00
1118	NYSE	NWN	Mon, Oct 28, 1996	25.00	25.88	25.00	25.00
1117	NYSE	NWN	Fri, Oct 25, 1996	24.25	25.75	24.25	25.75
1116	NYSE	NWN	Thu, Oct 24, 1996	24.25	25.00	24.25	24.63
1115	NYSE	NWN	Wed, Oct 23, 1996	25.00	25.00	24.25	24.25
1114	NYSE	NWN	Tue, Oct 22, 1996	24.00	24.75	24.00	24.75
1113	NYSE	NWN	Mon, Oct 21, 1996	24.00	24.75	24.00	24.50
1112	NYSE	NWN	Fri, Oct 18, 1996	24.75	24.75	24.00	24.75
1111	NYSE	NWN	Thu, Oct 17, 1996	23.75	24.75	23.75	24.75
1110	NYSE	NWN	Wed, Oct 16, 1996	24.25	24.25	23.75	23.75
1109	NYSE	NWN	Tue, Oct 15, 1996	24.25	24.50	23.75	24.00
1108	NYSE	NWN	Mon, Oct 14, 1996	24.25	24.25	23.75	23.75
1107	NYSE	NWN	Fri, Oct 11, 1996	24.25	24.25	23.75	23.75
1106	NYSE	NWN	Thu, Oct 10, 1996	23.50	24.25	23.50	24.25
1105	NYSE	NWN	Wed, Oct 9, 1996	23.50	24.25	23.50	24.25
1104	NYSE	NWN	Tue, Oct 8, 1996	24.50	24.50	23.75	24.25
1103	NYSE	NWN	Mon, Oct 7, 1996	24.25	24.50	23.50	23.75
1102	NYSE	NWN	Fri, Oct 4, 1996	23.50	24.25	23.50	24.25
1101	NYSE	NWN	Thu, Oct 3, 1996	23.25	24.25	23.25	23.50
1100	NYSE	NWN	Wed, Oct 2, 1996	23.25	23.75	23.25	23.75
1099	NYSE	NWN	Tue, Oct 1, 1996	23.50	23.75	23.25	23.25
1098	NYSE	NWN	Mon, Sep 30, 1996	22.75	23.50	22.75	23.00
1097	NYSE	NWN	Fri, Sep 27, 1996	23.75	23.75	23.00	23.25
1096	NYSE	NWN	Thu, Sep 26, 1996	23.00	23.75	23.00	23.00
1095	NYSE	NWN	Wed, Sep 25, 1996	23.75	23.75	22.88	23.00
1094	NYSE	NWN	Tue, Sep 24, 1996	23.25	23.75	23.25	23.25
1093	NYSE	NWN	Mon, Sep 23, 1996	23.25	23.75	23.25	23.25
1092	NYSE	NWN	Fri, Sep 20, 1996	23.50	24.13	23.25	23.50
1091	NYSE	NWN	Thu, Sep 19, 1996	24.25	24.25	23.50	23.50
1090	NYSE	NWN	Wed, Sep 18, 1996	24.13	24.25	23.75	23.75
1089	NYSE	NWN	Tue, Sep 17, 1996	24.00	24.13	23.75	23.75
1088	NYSE	NWN	Mon, Sep 16, 1996	23.75	24.13	23.75	23.75
1087	NYSE	NWN	Fri, Sep 13, 1996	24.25	24.25	23.75	24.00
1086	NYSE	NWN	Thu, Sep 12, 1996	23.75	24.25	23.75	24.00
1085	NYSE	NWN	Wed, Sep 11, 1996	23.88	24.25	23.75	24.25
1084	NYSE	NWN	Tue, Sep 10, 1996	24.25	24.25	23.75	23.88
1083	NYSE	NWN	Mon, Sep 9, 1996	24.50	24.50	23.50	24.00
1082	NYSE	NWN	Fri, Sep 6, 1996	23.67	24.00	23.67	23.67
1081	NYSE	NWN	Thu, Sep 5, 1996	24.00	24.00	23.67	24.00
1080	NYSE	NWN	Wed, Sep 4, 1996	23.83	24.00	23.67	24.00
1079	NYSE	NWN	Tue, Sep 3, 1996	23.67	24.00	23.67	23.75
1078	NYSE	NWN	Fri, Aug 30, 1996	24.17	24.17	23.67	23.67
1077	NYSE	NWN	Thu, Aug 29, 1996	24.17	24.17	23.67	24.17
1076	NYSE	NWN	Wed, Aug 28, 1996	24.00	24.17	23.67	24.17
1075	NYSE	NWN	Tue, Aug 27, 1996	24.17	24.17	23.67	23.67
1074	NYSE	NWN	Mon, Aug 26, 1996	23.83	24.00	23.67	24.00
1073	NYSE	NWN	Fri, Aug 23, 1996	24.00	24.00	23.67	23.67
1072	NYSE	NWN	Thu, Aug 22, 1996	23.99	24.00	23.67	24.00
1071	NYSE	NWN	Wed, Aug 21, 1996	24.17	24.17	23.67	23.67
1070	NYSE	NWN	Tue, Aug 20, 1996	23.50	24.17	23.50	23.67
1069	NYSE	NWN	Mon, Aug 19, 1996	23.50	23.83	23.50	23.83
1068	NYSE	NWN	Fri, Aug 16, 1996	23.17	23.83	23.17	23.50
1067	NYSE	NWN	Thu, Aug 15, 1996	23.17	23.67	23.17	23.17
1066	NYSE	NWN	Wed, Aug 14, 1996	23.67	23.67	23.17	23.17
1065	NYSE	NWN	Tue, Aug 13, 1996	23.67	23.67	23.17	23.67
1064	NYSE	NWN	Mon, Aug 12, 1996	23.67	23.67	23.17	23.33
1063	NYSE	NWN	Fri, Aug 9, 1996	23.17	23.67	23.17	23.33
1062	NYSE	NWN	Thu, Aug 8, 1996	23.67	23.67	23.17	23.33
1061	NYSE	NWN	Wed, Aug 7, 1996	23.67	23.67	23.17	23.67
1060	NYSE	NWN	Tue, Aug 6, 1996	23.42	23.67	23.17	23.42
1059	NYSE	NWN	Mon, Aug 5, 1996	23.67	23.67	23.17	23.67
1058	NYSE	NWN	Fri, Aug 2, 1996	22.83	23.67	22.83	23.25
1057	NYSE	NWN	Thu, Aug 1, 1996	23.17	23.83	22.83	23.33
1056	NYSE	NWN	Wed, Jul 31, 1996	22.67	23.17	22.67	23.08
1055	NYSE	NWN	Tue, Jul 30, 1996	23.00	23.33	22.83	22.92
1054	NYSE	NWN	Mon, Jul 29, 1996	23.17	23.33	23.00	23.17
1053	NYSE	NWN	Fri, Jul 26, 1996	23.17	23.50	23.17	23.50
1052	NYSE	NWN	Thu, Jul 25, 1996	22.83	23.58	22.50	23.50
1051	NYSE	NWN	Wed, Jul 24, 1996	22.50	22.83	22.50	22.54
1050	NYSE	NWN	Tue, Jul 23, 1996	23.00	23.33	22.67	22.67
1049	NYSE	NWN	Mon, Jul 22, 1996	23.17	23.50	23.00	23.33
1048	NYSE	NWN	Fri, Jul 19, 1996	23.33	23.67	23.17	23.17
1047	NYSE	NWN	Thu, Jul 18, 1996	23.33	23.67	23.33	23.33
1046	NYSE	NWN	Wed, Jul 17, 1996	23.33	23.67	23.33	23.33
1045	NYSE	NWN	Tue, Jul 16, 1996	23.50	23.50	23.33	23.33
1044	NYSE	NWN	Mon, Jul 15, 1996	23.25	23.50	23.25	23.50
1043	NYSE	NWN	Fri, Jul 12, 1996	23.17	23.50	23.17	23.25
1042	NYSE	NWN	Thu, Jul 11, 1996	23.50	23.50	23.17	23.33
1041	NYSE	NWN	Wed, Jul 10, 1996	23.50	23.50	23.17	23.50
1040	NYSE	NWN	Tue, Jul 9, 1996	23.50	23.50	23.17	23.17
1039	NYSE	NWN	Mon, Jul 8, 1996	23.33	23.50	23.17	23.17
1038	NYSE	NWN	Fri, Jul 5, 1996	23.67	23.67	23.17	23.33
1037	NYSE	NWN	Wed, Jul 3, 1996	23.67	24.00	23.58	23.71
1036	NYSE	NWN	Tue, Jul 2, 1996	24.17	24.33	23.67	23.83
1035	NYSE	NWN	Mon, Jul 1, 1996	23.33	24.50	23.33	24.17
1034	NYSE	NWN	Fri, Jun 28, 1996	23.42	23.67	23.33	23.33
1033	NYSE	NWN	Thu, Jun 27, 1996	23.83	23.83	23.17	23.33
1032	NYSE	NWN	Wed, Jun 26, 1996	23.50	23.83	23.50	23.58
1031	NYSE	NWN	Tue, Jun 25, 1996	23.33	23.83	23.08	23.50
1030	NYSE	NWN	Mon, Jun 24, 1996	22.83	23.33	22.83	23.08
1029	NYSE	NWN	Fri, Jun 21, 1996	22.75	23.17	22.75	22.83
1028	NYSE	NWN	Thu, Jun 20, 1996	22.75	23.00	22.75	22.75
1027	NYSE	NWN	Wed, Jun 19, 1996	22.75	23.00	22.75	22.75
1026	NYSE	NWN	Tue, Jun 18, 1996	22.75	22.92	22.75	22.92
1025	NYSE	NWN	Mon, Jun 17, 1996	22.75	22.92	22.75	22.83
1024	NYSE	NWN	Fri, Jun 14, 1996	22.67	23.00	22.67	22.92
1023	NYSE	NWN	Thu, Jun 13, 1996	22.67	23.00	22.67	23.00
1022	NYSE	NWN	Wed, Jun 12, 1996	23.17	23.33	22.67	22.83
1021	NYSE	NWN	Tue, Jun 11, 1996	23.17	23.33	23.00	23.17
1020	NYSE	NWN	Mon, Jun 10, 1996	22.83	23.17	22.83	23.17
1019	NYSE	NWN	Fri, Jun 7, 1996	23.17	23.17	22.83	23.08
1018	NYSE	NWN	Thu, Jun 6, 1996	23.00	23.25	23.00	23.25
1017	NYSE	NWN	Wed, Jun 5, 1996	23.33	23.33	22.92	23.25
1016	NYSE	NWN	Tue, Jun 4, 1996	23.33	23.33	23.00	23.32
1015	NYSE	NWN	Mon, Jun 3, 1996	23.17	23.33	22.83	23.33
1014	NYSE	NWN	Fri, May 31, 1996	22.83	23.08	22.83	22.83
1013	NYSE	NWN	Thu, May 30, 1996	22.67	23.17	22.67	23.00
1012	NYSE	NWN	Wed, May 29, 1996	23.17	23.17	22.83	22.92
1011	NYSE	NWN	Tue, May 28, 1996	23.00	23.17	22.67	22.83
1010	NYSE	NWN	Fri, May 24, 1996	22.67	23.00	22.67	22.67
1009	NYSE	NWN	Thu, May 23, 1996	22.67	23.00	22.67	22.67
1008	NYSE	NWN	Wed, May 22, 1996	22.67	23.00	22.67	23.00
1007	NYSE	NWN	Tue, May 21, 1996	22.83	23.00	22.50	23.00
1006	NYSE	NWN	Mon, May 20, 1996	22.83	22.83	22.50	22.67
1005	NYSE	NWN	Fri, May 17, 1996	22.33	22.83	22.33	22.67
1004	NYSE	NWN	Thu, May 16, 1996	22.75	22.83	22.33	22.50
1003	NYSE	NWN	Wed, May 15, 1996	22.33	22.67	22.33	22.33
1002	NYSE	NWN	Tue, May 14, 1996	22.50	22.50	22.33	22.33
1001	NYSE	NWN	Mon, May 13, 1996	21.67	22.50	21.67	22.50
1000	NYSE	NWN	Fri, May 10, 1996	21.83	21.83	21.50	21.83
999	NYSE	NWN	Thu, May 9, 1996	21.75	21.83	21.50	21.50
998	NYSE	NWN	Wed, May 8, 1996	21.75	21.75	21.50	21.75
997	NYSE	NWN	Tue, May 7, 1996	21.75	21.75	21.50	21.50
996	NYSE	NWN	Mon, May 6, 1996	21.75	21.75	21.50	21.75
995	NYSE	NWN	Fri, May 3, 1996	21.50	21.75	21.50	21.58
994	NYSE	NWN	Thu, May 2, 1996	21.50	21.75	21.42	21.58
993	NYSE	NWN	Wed, May 1, 1996	21.67	21.92	21.67	21.67
992	NYSE	NWN	Tue, Apr 30, 1996	21.67	21.92	21.67	21.67
991	NYSE	NWN	Mon, Apr 29, 1996	21.67	21.92	21.67	21.92
990	NYSE	NWN	Fri, Apr 26, 1996	21.83	22.00	21.67	21.67
989	NYSE	NWN	Thu, Apr 25, 1996	21.83	22.00	21.67	22.00
988	NYSE	NWN	Wed, Apr 24, 1996	21.83	22.17	21.83	22.00
987	NYSE	NWN	Tue, Apr 23, 1996	22.00	22.17	21.83	22.17
986	NYSE	NWN	Mon, Apr 22, 1996	22.00	22.00	21.83	21.92
985	NYSE	NWN	Fri, Apr 19, 1996	22.25	22.25	21.83	21.83
984	NYSE	NWN	Thu, Apr 18, 1996	21.50	22.50	21.50	22.25
983	NYSE	NWN	Wed, Apr 17, 1996	21.50	21.83	21.17	21.50
982	NYSE	NWN	Tue, Apr 16, 1996	21.00	21.50	21.00	21.33
981	NYSE	NWN	Mon, Apr 15, 1996	21.17	21.25	21.00	21.17
980	NYSE	NWN	Fri, Apr 12, 1996	21.33	21.33	21.17	21.17
979	NYSE	NWN	Thu, Apr 11, 1996	21.17	21.33	21.17	21.17
978	NYSE	NWN	Wed, Apr 10, 1996	21.17	21.50	21.17	21.42
977	NYSE	NWN	Tue, Apr 9, 1996	21.33	21.50	21.17	21.17
976	NYSE	NWN	Mon, Apr 8, 1996	21.75	21.83	21.33	21.33
975	NYSE	NWN	Thu, Apr 4, 1996	21.50	22.00	21.50	21.75
974	NYSE	NWN	Wed, Apr 3, 1996	21.50	21.75	21.50	21.75
973	NYSE	NWN	Tue, Apr 2, 1996	21.17	21.83	21.17	21.75
972	NYSE	NWN	Mon, Apr 1, 1996	21.50	21.50	21.17	21.50
971	NYSE	NWN	Fri, Mar 29, 1996	21.50	21.50	21.17	21.17
970	NYSE	NWN	Thu, Mar 28, 1996	21.33	21.50	21.00	21.33
969	NYSE	NWN	Wed, Mar 27, 1996	21.17	21.33	20.92	21.00
968	NYSE	NWN	Tue, Mar 26, 1996	20.83	21.17	20.83	20.83
967	NYSE	NWN	Mon, Mar 25, 1996	20.92	21.17	20.83	20.92
966	NYSE	NWN	Fri, Mar 22, 1996	20.83	21.00	20.83	21.00
965	NYSE	NWN	Thu, Mar 21, 1996	21.17	21.17	20.83	20.92
964	NYSE	NWN	Wed, Mar 20, 1996	20.83	21.17	20.83	20.83
963	NYSE	NWN	Tue, Mar 19, 1996	21.17	21.17	20.83	20.83
962	NYSE	NWN	Mon, Mar 18, 1996	21.17	21.17	20.83	20.96
961	NYSE	NWN	Fri, Mar 15, 1996	20.83	21.17	20.83	21.17
960	NYSE	NWN	Thu, Mar 14, 1996	21.50	21.50	20.83	21.17
959	NYSE	NWN	Wed, Mar 13, 1996	21.17	21.50	21.17	21.17
958	NYSE	NWN	Tue, Mar 12, 1996	21.17	21.50	21.17	21.33
957	NYSE	NWN	Mon, Mar 11, 1996	21.00	21.50	21.00	21.17
956	NYSE	NWN	Fri, Mar 8, 1996	21.50	21.67	21.00	21.00
955	NYSE	NWN	Thu, Mar 7, 1996	21.67	22.00	21.67	21.67
954	NYSE	NWN	Wed, Mar 6, 1996	21.83	21.83	21.67	21.67
953	NYSE	NWN	Tue, Mar 5, 1996	21.83	21.92	21.67	21.67
952	NYSE	NWN	Mon, Mar 4, 1996	22.17	22.50	21.83	21.83
951	NYSE	NWN	Fri, Mar 1, 1996	22.00	22.50	21.50	22.33
950	NYSE	NWN	Thu, Feb 29, 1996	21.50	22.00	21.50	22.00
949	NYSE	NWN	Wed, Feb 28, 1996	21.83	22.00	21.50	21.96
948	NYSE	NWN	Tue, Feb 27, 1996	21.00	21.83	21.00	21.83
947	NYSE	NWN	Mon, Feb 26, 1996	21.00	21.33	21.00	21.00
946	NYSE	NWN	Fri, Feb 23, 1996	21.00	21.33	20.92	21.17
945	NYSE	NWN	Thu, Feb 22, 1996	20.83	21.33	20.83	21.00
944	NYSE	NWN	Wed, Feb 21, 1996	21.00	21.17	20.83	21.17
943	NYSE	NWN	Tue, Feb 20, 1996	21.17	21.33	20.83	20.92
942	NYSE	NWN	Fri, Feb 16, 1996	21.50	21.67	21.17	21.25
941	NYSE	NWN	Thu, Feb 15, 1996	21.50	22.00	21.50	21.50
940	NYSE	NWN	Wed, Feb 14, 1996	22.00	22.00	21.50	21.58
939	NYSE	NWN	Tue, Feb 13, 1996	21.50	22.00	21.50	21.50
938	NYSE	NWN	Mon, Feb 12, 1996	22.00	22.33	21.67	21.83
937	NYSE	NWN	Fri, Feb 9, 1996	22.50	22.50	22.00	22.00
936	NYSE	NWN	Thu, Feb 8, 1996	22.50	22.50	22.17	22.33
935	NYSE	NWN	Wed, Feb 7, 1996	22.17	22.50	22.17	22.17
934	NYSE	NWN	Tue, Feb 6, 1996	22.17	22.50	22.17	22.17
933	NYSE	NWN	Mon, Feb 5, 1996	22.33	22.50	22.17	22.33
932	NYSE	NWN	Fri, Feb 2, 1996	22.17	22.50	22.17	22.42
931	NYSE	NWN	Thu, Feb 1, 1996	22.50	22.50	22.17	22.33
930	NYSE	NWN	Wed, Jan 31, 1996	22.50	22.50	22.17	22.17
929	NYSE	NWN	Tue, Jan 30, 1996	22.17	22.50	22.17	22.17
928	NYSE	NWN	Mon, Jan 29, 1996	22.33	22.50	22.33	22.33
927	NYSE	NWN	Fri, Jan 26, 1996	22.33	22.67	22.00	22.67
926	NYSE	NWN	Thu, Jan 25, 1996	22.00	22.33	22.00	22.00
925	NYSE	NWN	Wed, Jan 24, 1996	22.00	22.17	22.00	22.08
924	NYSE	NWN	Tue, Jan 23, 1996	22.42	22.42	21.92	22.17
923	NYSE	NWN	Mon, Jan 22, 1996	22.17	22.50	22.17	22.17
922	NYSE	NWN	Fri, Jan 19, 1996	22.50	22.50	22.17	22.33
921	NYSE	NWN	Thu, Jan 18, 1996	22.17	22.58	22.17	22.17
920	NYSE	NWN	Wed, Jan 17, 1996	22.17	22.58	22.17	22.17
919	NYSE	NWN	Tue, Jan 16, 1996	22.17	22.67	22.17	22.17
918	NYSE	NWN	Mon, Jan 15, 1996	22.17	22.67	22.17	22.17
917	NYSE	NWN	Fri, Jan 12, 1996	22.00	22.67	22.00	22.50
916	NYSE	NWN	Thu, Jan 11, 1996	21.50	22.33	21.50	22.00
915	NYSE	NWN	Wed, Jan 10, 1996	21.67	21.67	21.25	21.50
914	NYSE	NWN	Tue, Jan 9, 1996	21.50	21.92	21.42	21.67
913	NYSE	NWN	Mon, Jan 8, 1996	21.50	21.92	21.50	21.92
912	NYSE	NWN	Fri, Jan 5, 1996	21.92	21.92	21.50	21.92
911	NYSE	NWN	Thu, Jan 4, 1996	21.67	22.00	21.67	21.92
910	NYSE	NWN	Wed, Jan 3, 1996	21.00	22.00	21.00	21.67
909	NYSE	NWN	Tue, Jan 2, 1996	21.67	22.00	21.00	21.25
908	NYSE	NWN	Fri, Dec 29, 1995	21.33	22.50	21.00	22.00
907	NYSE	NWN	Thu, Dec 28, 1995	21.00	21.33	20.17	21.33
906	NYSE	NWN	Wed, Dec 27, 1995	21.17	21.50	21.00	21.25
905	NYSE	NWN	Tue, Dec 26, 1995	21.17	21.50	21.17	21.50
904	NYSE	NWN	Fri, Dec 22, 1995	21.50	21.50	21.17	21.17
903	NYSE	NWN	Thu, Dec 21, 1995	21.17	21.50	21.17	21.50
902	NYSE	NWN	Wed, Dec 20, 1995	21.50	21.50	21.17	21.50
901	NYSE	NWN	Tue, Dec 19, 1995	21.17	21.50	21.17	21.50
900	NYSE	NWN	Mon, Dec 18, 1995	21.83	21.83	21.17	21.17
899	NYSE	NWN	Fri, Dec 15, 1995	21.67	21.83	21.50	21.83
898	NYSE	NWN	Thu, Dec 14, 1995	21.75	21.83	21.67	21.75
897	NYSE	NWN	Wed, Dec 13, 1995	21.67	22.00	21.67	21.67
896	NYSE	NWN	Tue, Dec 12, 1995	21.83	22.00	21.67	22.00
895	NYSE	NWN	Mon, Dec 11, 1995	22.17	22.17	21.83	21.83
894	NYSE	NWN	Fri, Dec 8, 1995	22.17	22.17	21.83	21.83
893	NYSE	NWN	Thu, Dec 7, 1995	21.83	22.17	21.83	21.83
892	NYSE	NWN	Wed, Dec 6, 1995	22.00	22.33	21.83	22.17
891	NYSE	NWN	Tue, Dec 5, 1995	22.00	22.33	22.00	22.00
890	NYSE	NWN	Mon, Dec 4, 1995	22.25	22.25	22.00	22.08
889	NYSE	NWN	Fri, Dec 1, 1995	22.08	22.33	22.00	22.00
888	NYSE	NWN	Thu, Nov 30, 1995	22.29	22.33	22.08	22.33
887	NYSE	NWN	Wed, Nov 29, 1995	21.83	22.33	21.83	22.33
886	NYSE	NWN	Tue, Nov 28, 1995	22.17	22.50	21.67	21.83
885	NYSE	NWN	Mon, Nov 27, 1995	22.50	22.67	22.17	22.50
884	NYSE	NWN	Fri, Nov 24, 1995	22.50	22.67	22.50	22.50
883	NYSE	NWN	Wed, Nov 22, 1995	22.33	22.83	22.33	22.67
882	NYSE	NWN	Tue, Nov 21, 1995	22.50	22.50	22.33	22.33
881	NYSE	NWN	Mon, Nov 20, 1995	22.33	22.67	22.33	22.42
880	NYSE	NWN	Fri, Nov 17, 1995	22.50	22.67	22.33	22.33
879	NYSE	NWN	Thu, Nov 16, 1995	22.67	22.83	22.50	22.50
878	NYSE	NWN	Wed, Nov 15, 1995	21.75	22.50	21.75	22.17
877	NYSE	NWN	Tue, Nov 14, 1995	22.00	22.00	21.67	21.75
876	NYSE	NWN	Mon, Nov 13, 1995	21.67	22.00	21.67	22.00
875	NYSE	NWN	Fri, Nov 10, 1995	22.00	22.00	21.67	21.67
874	NYSE	NWN	Thu, Nov 9, 1995	21.67	22.00	21.67	22.00
873	NYSE	NWN	Wed, Nov 8, 1995	21.50	22.00	21.50	21.67
872	NYSE	NWN	Tue, Nov 7, 1995	21.50	22.00	21.50	21.83
871	NYSE	NWN	Mon, Nov 6, 1995	22.00	22.00	21.50	21.50
870	NYSE	NWN	Fri, Nov 3, 1995	21.50	22.00	21.50	22.00
869	NYSE	NWN	Thu, Nov 2, 1995	21.67	21.75	21.50	21.75
868	NYSE	NWN	Wed, Nov 1, 1995	21.67	21.67	21.33	21.50
867	NYSE	NWN	Tue, Oct 31, 1995	21.42	21.83	21.33	21.33
866	NYSE	NWN	Mon, Oct 30, 1995	21.33	21.83	21.33	21.33
865	NYSE	NWN	Fri, Oct 27, 1995	21.42	21.83	21.42	21.42
864	NYSE	NWN	Thu, Oct 26, 1995	21.67	21.83	21.42	21.42
863	NYSE	NWN	Wed, Oct 25, 1995	21.50	21.83	21.33	21.42
862	NYSE	NWN	Tue, Oct 24, 1995	21.58	21.83	21.33	21.50
861	NYSE	NWN	Mon, Oct 23, 1995	21.33	21.83	21.33	21.33
860	NYSE	NWN	Fri, Oct 20, 1995	21.67	21.67	21.33	21.33
859	NYSE	NWN	Thu, Oct 19, 1995	21.67	21.68	21.33	21.42
858	NYSE	NWN	Wed, Oct 18, 1995	21.33	21.67	21.33	21.67
857	NYSE	NWN	Tue, Oct 17, 1995	21.67	21.75	21.33	21.33
856	NYSE	NWN	Mon, Oct 16, 1995	21.50	21.67	21.33	21.50
855	NYSE	NWN	Fri, Oct 13, 1995	21.08	21.50	21.08	21.17
854	NYSE	NWN	Thu, Oct 12, 1995	21.67	22.00	21.00	21.33
853	NYSE	NWN	Wed, Oct 11, 1995	21.00	21.83	21.00	21.67
852	NYSE	NWN	Tue, Oct 10, 1995	21.17	21.33	20.83	21.17
851	NYSE	NWN	Mon, Oct 9, 1995	20.50	21.00	20.50	20.83
850	NYSE	NWN	Fri, Oct 6, 1995	20.50	20.83	20.50	20.71
849	NYSE	NWN	Thu, Oct 5, 1995	20.83	20.83	20.50	20.83
848	NYSE	NWN	Wed, Oct 4, 1995	20.50	20.83	20.50	20.67
847	NYSE	NWN	Tue, Oct 3, 1995	20.67	20.83	20.33	20.50
846	NYSE	NWN	Mon, Oct 2, 1995	20.67	20.67	20.33	20.50
845	NYSE	NWN	Fri, Sep 29, 1995	20.42	20.67	20.42	20.67
844	NYSE	NWN	Thu, Sep 28, 1995	20.50	20.83	20.42	20.42
843	NYSE	NWN	Wed, Sep 27, 1995	20.83	20.83	20.50	20.83
842	NYSE	NWN	Tue, Sep 26, 1995	20.50	20.83	20.50	20.58
841	NYSE	NWN	Mon, Sep 25, 1995	20.67	20.83	20.42	20.50
840	NYSE	NWN	Fri, Sep 22, 1995	20.33	20.67	20.33	20.67
839	NYSE	NWN	Thu, Sep 21, 1995	20.67	20.67	20.33	20.33
838	NYSE	NWN	Wed, Sep 20, 1995	20.33	20.67	20.33	20.33
837	NYSE	NWN	Tue, Sep 19, 1995	20.33	20.67	20.33	20.33
836	NYSE	NWN	Mon, Sep 18, 1995	20.83	20.83	20.33	20.67
835	NYSE	NWN	Fri, Sep 15, 1995	20.50	20.83	20.50	20.83
834	NYSE	NWN	Thu, Sep 14, 1995	20.50	20.83	20.50	20.83
833	NYSE	NWN	Wed, Sep 13, 1995	20.67	20.83	20.50	20.50
832	NYSE	NWN	Tue, Sep 12, 1995	21.17	21.17	20.67	20.67
831	NYSE	NWN	Mon, Sep 11, 1995	21.33	21.33	20.83	20.83
830	NYSE	NWN	Fri, Sep 8, 1995	20.83	21.33	20.83	20.83
829	NYSE	NWN	Thu, Sep 7, 1995	21.00	21.33	21.00	21.00
828	NYSE	NWN	Wed, Sep 6, 1995	21.00	21.50	21.00	21.00
827	NYSE	NWN	Tue, Sep 5, 1995	20.67	21.50	20.67	21.00
826	NYSE	NWN	Fri, Sep 1, 1995	20.67	21.00	20.67	21.00
825	NYSE	NWN	Thu, Aug 31, 1995	20.67	21.00	20.67	20.67
824	NYSE	NWN	Wed, Aug 30, 1995	20.33	21.00	20.33	20.67
823	NYSE	NWN	Tue, Aug 29, 1995	20.33	20.83	20.33	20.83
822	NYSE	NWN	Mon, Aug 28, 1995	20.50	20.83	20.33	20.33
821	NYSE	NWN	Fri, Aug 25, 1995	21.00	21.17	20.50	20.50
820	NYSE	NWN	Thu, Aug 24, 1995	21.00	21.50	21.00	21.00
819	NYSE	NWN	Wed, Aug 23, 1995	20.33	21.33	19.83	21.17
818	NYSE	NWN	Tue, Aug 22, 1995	19.50	20.17	19.50	19.83
817	NYSE	NWN	Mon, Aug 21, 1995	20.33	20.50	19.50	19.75
816	NYSE	NWN	Fri, Aug 18, 1995	20.33	20.67	20.33	20.33
815	NYSE	NWN	Thu, Aug 17, 1995	20.67	20.67	20.33	20.33
814	NYSE	NWN	Wed, Aug 16, 1995	20.67	20.67	20.33	20.33
813	NYSE	NWN	Tue, Aug 15, 1995	20.50	20.75	20.50	20.50
812	NYSE	NWN	Mon, Aug 14, 1995	21.00	21.00	20.50	20.50
811	NYSE	NWN	Fri, Aug 11, 1995	21.00	21.00	20.67	20.67
810	NYSE	NWN	Thu, Aug 10, 1995	20.67	21.00	20.67	20.67
809	NYSE	NWN	Wed, Aug 9, 1995	21.00	21.00	20.67	20.67
808	NYSE	NWN	Tue, Aug 8, 1995	20.67	21.00	20.67	21.00
807	NYSE	NWN	Mon, Aug 7, 1995	20.67	21.00	20.67	21.00
806	NYSE	NWN	Fri, Aug 4, 1995	21.00	21.00	20.67	20.67
805	NYSE	NWN	Thu, Aug 3, 1995	21.00	21.17	20.67	20.67
804	NYSE	NWN	Wed, Aug 2, 1995	21.00	21.33	21.00	21.00
803	NYSE	NWN	Tue, Aug 1, 1995	21.00	21.33	21.00	21.00
802	NYSE	NWN	Mon, Jul 31, 1995	21.17	21.33	21.00	21.00
801	NYSE	NWN	Fri, Jul 28, 1995	21.50	21.50	21.17	21.33
800	NYSE	NWN	Thu, Jul 27, 1995	21.17	21.50	21.17	21.17
799	NYSE	NWN	Wed, Jul 26, 1995	21.17	21.50	21.17	21.17
798	NYSE	NWN	Tue, Jul 25, 1995	21.17	21.50	21.17	21.50
797	NYSE	NWN	Mon, Jul 24, 1995	21.17	21.50	21.17	21.17
796	NYSE	NWN	Fri, Jul 21, 1995	21.50	21.50	21.17	21.17
795	NYSE	NWN	Thu, Jul 20, 1995	21.17	21.50	21.17	21.25
794	NYSE	NWN	Wed, Jul 19, 1995	21.00	21.33	21.00	21.17
793	NYSE	NWN	Tue, Jul 18, 1995	21.17	21.50	21.00	21.33
792	NYSE	NWN	Mon, Jul 17, 1995	21.50	21.50	21.17	21.17
791	NYSE	NWN	Fri, Jul 14, 1995	21.17	21.50	21.17	21.17
790	NYSE	NWN	Thu, Jul 13, 1995	21.33	21.50	21.17	21.50
789	NYSE	NWN	Wed, Jul 12, 1995	21.50	21.50	21.17	21.50
788	NYSE	NWN	Tue, Jul 11, 1995	21.17	21.50	21.17	21.33
787	NYSE	NWN	Mon, Jul 10, 1995	21.00	21.50	21.00	21.50
786	NYSE	NWN	Fri, Jul 7, 1995	21.00	21.33	20.67	21.33
785	NYSE	NWN	Thu, Jul 6, 1995	21.00	21.00	20.67	20.75
784	NYSE	NWN	Wed, Jul 5, 1995	20.67	21.00	20.67	20.67
783	NYSE	NWN	Mon, Jul 3, 1995	20.58	20.83	20.58	20.67
782	NYSE	NWN	Fri, Jun 30, 1995	20.83	20.83	20.58	20.83
781	NYSE	NWN	Thu, Jun 29, 1995	20.50	20.83	20.50	20.58
780	NYSE	NWN	Wed, Jun 28, 1995	20.50	20.67	20.50	20.50
779	NYSE	NWN	Tue, Jun 27, 1995	20.67	20.67	20.33	20.50
778	NYSE	NWN	Mon, Jun 26, 1995	20.33	20.67	20.33	20.50
777	NYSE	NWN	Fri, Jun 23, 1995	20.67	20.67	20.33	20.33
776	NYSE	NWN	Thu, Jun 22, 1995	20.67	20.67	20.33	20.67
775	NYSE	NWN	Wed, Jun 21, 1995	20.33	20.67	20.33	20.67
774	NYSE	NWN	Tue, Jun 20, 1995	20.67	20.67	20.17	20.33
773	NYSE	NWN	Mon, Jun 19, 1995	20.67	20.67	20.17	20.67
772	NYSE	NWN	Fri, Jun 16, 1995	20.50	21.00	20.33	20.42
771	NYSE	NWN	Thu, Jun 15, 1995	21.00	21.00	20.50	20.50
770	NYSE	NWN	Wed, Jun 14, 1995	20.67	21.00	20.50	21.00
769	NYSE	NWN	Tue, Jun 13, 1995	20.67	21.00	20.67	20.67
768	NYSE	NWN	Mon, Jun 12, 1995	20.50	21.00	20.50	21.00
767	NYSE	NWN	Fri, Jun 9, 1995	21.00	21.00	20.50	20.50
766	NYSE	NWN	Thu, Jun 8, 1995	20.67	21.00	20.67	20.67
765	NYSE	NWN	Wed, Jun 7, 1995	20.33	20.83	20.33	20.83
764	NYSE	NWN	Tue, Jun 6, 1995	20.67	20.67	20.33	20.58
763	NYSE	NWN	Mon, Jun 5, 1995	20.33	20.67	19.92	20.67
762	NYSE	NWN	Fri, Jun 2, 1995	20.00	20.33	19.75	20.33
761	NYSE	NWN	Thu, Jun 1, 1995	19.75	20.00	19.75	19.75
760	NYSE	NWN	Wed, May 31, 1995	19.75	20.00	19.75	19.75
759	NYSE	NWN	Tue, May 30, 1995	20.00	20.00	19.75	20.00
758	NYSE	NWN	Fri, May 26, 1995	20.00	20.00	19.75	19.75
757	NYSE	NWN	Thu, May 25, 1995	20.00	20.00	19.75	19.83
756	NYSE	NWN	Wed, May 24, 1995	19.67	20.00	19.67	20.00
755	NYSE	NWN	Tue, May 23, 1995	19.67	20.00	19.67	19.83
754	NYSE	NWN	Mon, May 22, 1995	19.50	20.00	19.50	19.83
753	NYSE	NWN	Fri, May 19, 1995	19.50	20.00	19.50	19.67
752	NYSE	NWN	Thu, May 18, 1995	19.50	19.83	19.50	19.58
751	NYSE	NWN	Wed, May 17, 1995	19.50	19.83	19.50	19.50
750	NYSE	NWN	Tue, May 16, 1995	19.67	19.83	19.50	19.75
749	NYSE	NWN	Mon, May 15, 1995	19.33	19.67	19.33	19.67
748	NYSE	NWN	Fri, May 12, 1995	19.33	19.83	19.33	19.50
747	NYSE	NWN	Thu, May 11, 1995	19.83	20.17	19.33	19.33
746	NYSE	NWN	Wed, May 10, 1995	20.33	20.50	20.00	20.00
745	NYSE	NWN	Tue, May 9, 1995	20.33	20.67	20.33	20.33
744	NYSE	NWN	Mon, May 8, 1995	20.67	20.67	20.33	20.42
743	NYSE	NWN	Fri, May 5, 1995	20.50	20.67	20.33	20.33
742	NYSE	NWN	Thu, May 4, 1995	20.50	20.83	20.50	20.50
741	NYSE	NWN	Wed, May 3, 1995	20.67	21.00	20.50	20.75
740	NYSE	NWN	Tue, May 2, 1995	21.00	21.00	20.67	20.67
739	NYSE	NWN	Mon, May 1, 1995	20.67	21.00	20.33	20.67
738	NYSE	NWN	Fri, Apr 28, 1995	20.50	20.83	20.33	20.63
737	NYSE	NWN	Thu, Apr 27, 1995	20.67	20.83	20.50	20.83
736	NYSE	NWN	Wed, Apr 26, 1995	20.50	20.83	20.50	20.67
735	NYSE	NWN	Tue, Apr 25, 1995	20.50	20.83	20.50	20.67
734	NYSE	NWN	Mon, Apr 24, 1995	20.83	20.83	20.50	20.50
733	NYSE	NWN	Fri, Apr 21, 1995	20.83	20.83	20.50	20.83
732	NYSE	NWN	Thu, Apr 20, 1995	20.50	21.00	20.50	20.50
731	NYSE	NWN	Wed, Apr 19, 1995	20.50	21.00	20.50	20.83
730	NYSE	NWN	Tue, Apr 18, 1995	20.50	21.00	20.50	21.00
729	NYSE	NWN	Mon, Apr 17, 1995	20.50	21.00	20.50	20.83
728	NYSE	NWN	Thu, Apr 13, 1995	20.67	21.00	20.67	20.67
727	NYSE	NWN	Wed, Apr 12, 1995	21.00	21.00	20.67	20.67
726	NYSE	NWN	Tue, Apr 11, 1995	20.67	21.00	20.67	20.67
725	NYSE	NWN	Mon, Apr 10, 1995	20.67	20.83	20.67	20.67
724	NYSE	NWN	Fri, Apr 7, 1995	21.00	21.00	20.67	20.67
723	NYSE	NWN	Thu, Apr 6, 1995	20.83	21.17	20.67	20.67
722	NYSE	NWN	Wed, Apr 5, 1995	20.50	21.08	20.50	21.00
721	NYSE	NWN	Tue, Apr 4, 1995	21.00	21.00	20.50	21.00
720	NYSE	NWN	Mon, Apr 3, 1995	20.83	21.00	20.67	20.67
719	NYSE	NWN	Fri, Mar 31, 1995	20.67	21.00	20.67	20.83
718	NYSE	NWN	Thu, Mar 30, 1995	20.83	21.17	20.67	20.67
717	NYSE	NWN	Wed, Mar 29, 1995	20.83	21.17	20.83	20.83
716	NYSE	NWN	Tue, Mar 28, 1995	20.83	21.17	20.83	20.83
715	NYSE	NWN	Mon, Mar 27, 1995	20.67	21.17	20.67	20.83
714	NYSE	NWN	Fri, Mar 24, 1995	20.83	20.83	20.50	20.67
713	NYSE	NWN	Thu, Mar 23, 1995	20.92	21.00	20.50	20.71
712	NYSE	NWN	Wed, Mar 22, 1995	20.67	21.00	20.67	21.00
711	NYSE	NWN	Tue, Mar 21, 1995	20.67	21.00	20.50	20.75
710	NYSE	NWN	Mon, Mar 20, 1995	20.67	21.00	20.50	21.00
709	NYSE	NWN	Fri, Mar 17, 1995	20.67	21.00	20.50	20.67
708	NYSE	NWN	Thu, Mar 16, 1995	20.67	21.00	20.67	20.83
707	NYSE	NWN	Wed, Mar 15, 1995	20.63	20.83	20.33	20.75
706	NYSE	NWN	Tue, Mar 14, 1995	20.33	20.67	20.33	20.50
705	NYSE	NWN	Mon, Mar 13, 1995	20.33	20.67	20.33	20.33
704	NYSE	NWN	Fri, Mar 10, 1995	20.33	20.67	20.33	20.50
703	NYSE	NWN	Thu, Mar 9, 1995	20.17	20.50	20.00	20.33
702	NYSE	NWN	Wed, Mar 8, 1995	19.92	20.33	19.92	20.00
701	NYSE	NWN	Tue, Mar 7, 1995	20.00	20.33	19.83	20.17
700	NYSE	NWN	Mon, Mar 6, 1995	20.00	20.17	19.83	20.00
699	NYSE	NWN	Fri, Mar 3, 1995	20.17	20.17	20.00	20.17
698	NYSE	NWN	Thu, Mar 2, 1995	20.17	20.17	20.00	20.00
697	NYSE	NWN	Wed, Mar 1, 1995	20.00	20.17	20.00	20.17
696	NYSE	NWN	Tue, Feb 28, 1995	20.00	20.17	20.00	20.17
695	NYSE	NWN	Mon, Feb 27, 1995	20.00	20.17	20.00	20.17
694	NYSE	NWN	Fri, Feb 24, 1995	20.33	20.33	20.00	20.00
693	NYSE	NWN	Thu, Feb 23, 1995	20.00	20.33	20.00	20.17
692	NYSE	NWN	Wed, Feb 22, 1995	20.17	20.33	19.83	20.17
691	NYSE	NWN	Tue, Feb 21, 1995	19.83	20.17	19.83	20.00
690	NYSE	NWN	Fri, Feb 17, 1995	19.83	20.17	19.75	20.00
689	NYSE	NWN	Thu, Feb 16, 1995	19.67	20.17	19.67	19.83
688	NYSE	NWN	Wed, Feb 15, 1995	20.00	20.00	19.50	20.00
687	NYSE	NWN	Tue, Feb 14, 1995	20.00	20.17	19.50	19.50
686	NYSE	NWN	Mon, Feb 13, 1995	19.83	20.17	19.83	20.17
685	NYSE	NWN	Fri, Feb 10, 1995	19.83	20.00	19.83	19.83
684	NYSE	NWN	Thu, Feb 9, 1995	19.83	20.17	19.83	20.17
683	NYSE	NWN	Wed, Feb 8, 1995	20.17	20.33	19.83	19.83
682	NYSE	NWN	Tue, Feb 7, 1995	20.17	20.33	20.17	20.17
681	NYSE	NWN	Mon, Feb 6, 1995	20.17	20.50	20.17	20.33
680	NYSE	NWN	Fri, Feb 3, 1995	20.17	20.67	20.17	20.17
679	NYSE	NWN	Thu, Feb 2, 1995	20.17	20.50	20.17	20.50
678	NYSE	NWN	Wed, Feb 1, 1995	20.25	20.50	20.00	20.17
677	NYSE	NWN	Tue, Jan 31, 1995	20.33	20.33	20.00	20.25
676	NYSE	NWN	Mon, Jan 30, 1995	19.54	20.33	19.50	20.25
675	NYSE	NWN	Fri, Jan 27, 1995	19.33	20.00	19.33	20.00
674	NYSE	NWN	Thu, Jan 26, 1995	19.00	19.83	19.00	19.83
673	NYSE	NWN	Wed, Jan 25, 1995	18.83	19.50	18.83	19.50
672	NYSE	NWN	Tue, Jan 24, 1995	18.83	19.33	18.67	19.33
671	NYSE	NWN	Mon, Jan 23, 1995	19.00	19.00	18.33	18.67
670	NYSE	NWN	Fri, Jan 20, 1995	18.83	19.00	18.50	19.00
669	NYSE	NWN	Thu, Jan 19, 1995	18.83	19.33	18.83	18.83
668	NYSE	NWN	Wed, Jan 18, 1995	19.50	19.50	18.83	18.83
667	NYSE	NWN	Tue, Jan 17, 1995	19.50	19.50	19.00	19.17
666	NYSE	NWN	Mon, Jan 16, 1995	19.00	19.33	19.00	19.00
665	NYSE	NWN	Fri, Jan 13, 1995	19.00	19.50	19.00	19.33
664	NYSE	NWN	Thu, Jan 12, 1995	19.50	19.50	19.00	19.00
663	NYSE	NWN	Wed, Jan 11, 1995	19.17	19.25	19.00	19.00
662	NYSE	NWN	Tue, Jan 10, 1995	19.17	19.50	19.17	19.25
661	NYSE	NWN	Mon, Jan 9, 1995	19.17	19.67	19.17	19.17
660	NYSE	NWN	Fri, Jan 6, 1995	19.67	19.67	19.17	19.67
659	NYSE	NWN	Thu, Jan 5, 1995	19.17	19.67	19.17	19.17
658	NYSE	NWN	Wed, Jan 4, 1995	19.17	19.50	19.17	19.33
657	NYSE	NWN	Tue, Jan 3, 1995	19.67	19.67	19.17	19.50
656	NYSE	NWN	Fri, Dec 30, 1994	19.17	19.67	19.17	19.67
655	NYSE	NWN	Thu, Dec 29, 1994	19.50	19.67	19.17	19.50
654	NYSE	NWN	Wed, Dec 28, 1994	20.00	20.00	19.33	19.67
653	NYSE	NWN	Tue, Dec 27, 1994	19.67	20.17	19.67	19.67
652	NYSE	NWN	Fri, Dec 23, 1994	19.67	20.17	19.67	20.08
651	NYSE	NWN	Thu, Dec 22, 1994	19.67	20.00	19.67	19.83
650	NYSE	NWN	Wed, Dec 21, 1994	20.00	20.00	19.67	20.00
649	NYSE	NWN	Tue, Dec 20, 1994	19.50	20.00	19.50	20.00
648	NYSE	NWN	Mon, Dec 19, 1994	19.33	20.00	19.33	20.00
647	NYSE	NWN	Fri, Dec 16, 1994	19.00	19.50	19.00	19.00
646	NYSE	NWN	Thu, Dec 15, 1994	19.00	19.50	19.00	19.33
645	NYSE	NWN	Wed, Dec 14, 1994	19.50	19.50	19.00	19.33
644	NYSE	NWN	Tue, Dec 13, 1994	19.17	19.50	19.17	19.33
643	NYSE	NWN	Mon, Dec 12, 1994	19.33	19.50	19.17	19.42
642	NYSE	NWN	Fri, Dec 9, 1994	19.83	19.83	19.33	19.50
641	NYSE	NWN	Thu, Dec 8, 1994	19.83	19.83	19.50	19.83
640	NYSE	NWN	Wed, Dec 7, 1994	19.50	19.83	19.50	19.83
639	NYSE	NWN	Tue, Dec 6, 1994	19.50	20.00	19.50	19.83
638	NYSE	NWN	Mon, Dec 5, 1994	19.67	20.00	19.50	20.00
637	NYSE	NWN	Fri, Dec 2, 1994	19.17	19.67	19.17	19.17
636	NYSE	NWN	Thu, Dec 1, 1994	19.17	19.67	19.17	19.17
635	NYSE	NWN	Wed, Nov 30, 1994	19.67	19.67	19.17	19.17
634	NYSE	NWN	Tue, Nov 29, 1994	19.00	19.67	19.00	19.42
633	NYSE	NWN	Mon, Nov 28, 1994	19.50	19.50	19.00	19.50
632	NYSE	NWN	Fri, Nov 25, 1994	18.83	19.50	18.83	19.00
631	NYSE	NWN	Wed, Nov 23, 1994	19.50	19.50	18.83	19.17
630	NYSE	NWN	Tue, Nov 22, 1994	19.33	19.67	19.17	19.50
629	NYSE	NWN	Mon, Nov 21, 1994	20.17	20.17	19.33	19.50
628	NYSE	NWN	Fri, Nov 18, 1994	19.83	20.17	19.67	20.17
627	NYSE	NWN	Thu, Nov 17, 1994	19.83	20.17	19.83	20.17
626	NYSE	NWN	Wed, Nov 16, 1994	20.00	20.17	19.83	19.83
625	NYSE	NWN	Tue, Nov 15, 1994	19.67	20.00	19.67	20.00
624	NYSE	NWN	Mon, Nov 14, 1994	20.00	20.00	19.67	19.67
623	NYSE	NWN	Fri, Nov 11, 1994	20.17	20.17	19.67	20.00
622	NYSE	NWN	Thu, Nov 10, 1994	20.33	20.33	19.83	19.83
621	NYSE	NWN	Wed, Nov 9, 1994	20.33	20.33	19.83	20.33
620	NYSE	NWN	Tue, Nov 8, 1994	20.33	20.50	19.83	19.83
619	NYSE	NWN	Mon, Nov 7, 1994	20.00	20.50	20.00	20.33
618	NYSE	NWN	Fri, Nov 4, 1994	20.50	20.50	20.00	20.08
617	NYSE	NWN	Thu, Nov 3, 1994	20.50	20.50	20.00	20.33
616	NYSE	NWN	Wed, Nov 2, 1994	20.08	20.50	19.83	20.00
615	NYSE	NWN	Tue, Nov 1, 1994	20.33	20.33	19.83	20.33
614	NYSE	NWN	Mon, Oct 31, 1994	20.50	20.50	20.00	20.00
613	NYSE	NWN	Fri, Oct 28, 1994	20.00	20.50	20.00	20.00
612	NYSE	NWN	Thu, Oct 27, 1994	20.00	20.50	20.00	20.00
611	NYSE	NWN	Wed, Oct 26, 1994	20.00	20.50	20.00	20.00
610	NYSE	NWN	Tue, Oct 25, 1994	20.00	20.50	20.00	20.00
609	NYSE	NWN	Mon, Oct 24, 1994	20.00	20.50	20.00	20.00
608	NYSE	NWN	Fri, Oct 21, 1994	20.17	20.50	20.00	20.00
607	NYSE	NWN	Thu, Oct 20, 1994	20.67	20.83	20.17	20.17
606	NYSE	NWN	Wed, Oct 19, 1994	21.00	21.00	20.67	20.67
605	NYSE	NWN	Tue, Oct 18, 1994	20.83	21.17	20.83	21.00
604	NYSE	NWN	Mon, Oct 17, 1994	21.00	21.33	20.83	20.83
603	NYSE	NWN	Fri, Oct 14, 1994	21.00	21.33	21.00	21.00
602	NYSE	NWN	Thu, Oct 13, 1994	21.17	21.33	20.83	21.33
601	NYSE	NWN	Wed, Oct 12, 1994	21.33	21.33	20.83	20.83
600	NYSE	NWN	Tue, Oct 11, 1994	21.33	21.33	20.83	21.00
599	NYSE	NWN	Mon, Oct 10, 1994	21.00	21.33	20.83	21.00
598	NYSE	NWN	Fri, Oct 7, 1994	20.92	21.17	20.83	21.17
597	NYSE	NWN	Thu, Oct 6, 1994	21.17	21.17	20.83	20.83
596	NYSE	NWN	Wed, Oct 5, 1994	20.83	21.33	20.83	21.00
595	NYSE	NWN	Tue, Oct 4, 1994	20.83	21.17	20.83	20.83
594	NYSE	NWN	Mon, Oct 3, 1994	21.33	21.33	20.83	20.83
593	NYSE	NWN	Fri, Sep 30, 1994	21.00	21.33	20.50	21.33
592	NYSE	NWN	Thu, Sep 29, 1994	21.00	21.00	20.50	20.75
591	NYSE	NWN	Wed, Sep 28, 1994	20.50	21.00	20.50	20.50
590	NYSE	NWN	Tue, Sep 27, 1994	20.17	20.83	20.17	20.83
589	NYSE	NWN	Mon, Sep 26, 1994	20.50	20.50	20.17	20.33
588	NYSE	NWN	Fri, Sep 23, 1994	20.17	20.67	20.17	20.50
587	NYSE	NWN	Thu, Sep 22, 1994	20.17	20.67	20.17	20.17
586	NYSE	NWN	Wed, Sep 21, 1994	20.17	20.33	20.00	20.08
585	NYSE	NWN	Tue, Sep 20, 1994	20.17	20.50	20.00	20.50
584	NYSE	NWN	Mon, Sep 19, 1994	20.17	20.50	20.17	20.50
583	NYSE	NWN	Fri, Sep 16, 1994	20.33	20.67	20.17	20.50
582	NYSE	NWN	Thu, Sep 15, 1994	20.33	20.67	20.33	20.67
581	NYSE	NWN	Wed, Sep 14, 1994	20.33	20.67	20.33	20.67
580	NYSE	NWN	Tue, Sep 13, 1994	20.33	20.67	20.33	20.67
579	NYSE	NWN	Mon, Sep 12, 1994	20.50	20.67	20.33	20.33
578	NYSE	NWN	Fri, Sep 9, 1994	20.33	20.50	20.08	20.50
577	NYSE	NWN	Thu, Sep 8, 1994	20.33	20.33	20.00	20.00
576	NYSE	NWN	Wed, Sep 7, 1994	20.00	20.33	20.00	20.00
575	NYSE	NWN	Tue, Sep 6, 1994	20.50	20.50	20.00	20.33
574	NYSE	NWN	Fri, Sep 2, 1994	19.83	20.50	19.83	20.00
573	NYSE	NWN	Thu, Sep 1, 1994	19.83	20.33	19.83	20.33
572	NYSE	NWN	Wed, Aug 31, 1994	19.83	20.33	19.83	20.33
571	NYSE	NWN	Tue, Aug 30, 1994	20.33	20.33	19.83	19.83
570	NYSE	NWN	Mon, Aug 29, 1994	19.83	20.33	19.83	20.00
569	NYSE	NWN	Fri, Aug 26, 1994	20.33	20.33	19.83	20.08
568	NYSE	NWN	Thu, Aug 25, 1994	20.17	20.17	19.83	19.92
567	NYSE	NWN	Wed, Aug 24, 1994	19.83	20.17	19.83	20.08
566	NYSE	NWN	Tue, Aug 23, 1994	19.83	20.17	19.67	19.83
565	NYSE	NWN	Mon, Aug 22, 1994	19.83	20.17	19.83	19.83
564	NYSE	NWN	Fri, Aug 19, 1994	19.83	20.17	19.83	19.83
563	NYSE	NWN	Thu, Aug 18, 1994	20.17	20.17	19.83	20.00
562	NYSE	NWN	Wed, Aug 17, 1994	19.83	20.17	19.83	19.83
561	NYSE	NWN	Tue, Aug 16, 1994	19.83	20.17	19.83	19.83
560	NYSE	NWN	Mon, Aug 15, 1994	20.17	20.17	19.83	20.17
559	NYSE	NWN	Fri, Aug 12, 1994	20.17	20.17	19.83	19.83
558	NYSE	NWN	Thu, Aug 11, 1994	20.17	20.17	19.83	20.08
557	NYSE	NWN	Wed, Aug 10, 1994	20.00	20.17	19.67	19.83
556	NYSE	NWN	Tue, Aug 9, 1994	20.00	20.00	19.67	19.67
555	NYSE	NWN	Mon, Aug 8, 1994	20.00	20.00	19.67	19.67
554	NYSE	NWN	Fri, Aug 5, 1994	20.00	20.00	19.67	20.00
553	NYSE	NWN	Thu, Aug 4, 1994	19.67	20.00	19.67	19.67
552	NYSE	NWN	Wed, Aug 3, 1994	20.00	20.00	19.67	19.67
551	NYSE	NWN	Tue, Aug 2, 1994	20.17	20.17	19.50	19.67
550	NYSE	NWN	Mon, Aug 1, 1994	19.75	20.17	19.50	20.17
549	NYSE	NWN	Fri, Jul 29, 1994	19.50	20.17	19.50	19.83
548	NYSE	NWN	Thu, Jul 28, 1994	19.50	20.17	19.50	19.50
547	NYSE	NWN	Wed, Jul 27, 1994	20.17	20.17	19.50	20.17
546	NYSE	NWN	Tue, Jul 26, 1994	19.83	20.17	19.67	20.17
545	NYSE	NWN	Mon, Jul 25, 1994	19.50	20.17	19.50	20.17
544	NYSE	NWN	Fri, Jul 22, 1994	20.17	20.17	19.50	20.00
543	NYSE	NWN	Thu, Jul 21, 1994	20.17	20.17	19.50	20.17
542	NYSE	NWN	Wed, Jul 20, 1994	20.00	20.50	19.50	19.83
541	NYSE	NWN	Tue, Jul 19, 1994	20.00	20.33	19.67	20.33
540	NYSE	NWN	Mon, Jul 18, 1994	19.67	20.00	19.67	20.00
539	NYSE	NWN	Fri, Jul 15, 1994	20.00	20.00	19.67	20.00
538	NYSE	NWN	Thu, Jul 14, 1994	20.00	20.00	19.67	19.83
537	NYSE	NWN	Wed, Jul 13, 1994	19.83	20.00	19.33	20.00
536	NYSE	NWN	Tue, Jul 12, 1994	19.67	19.67	19.33	19.67
535	NYSE	NWN	Mon, Jul 11, 1994	19.33	19.83	19.33	19.67
534	NYSE	NWN	Fri, Jul 8, 1994	19.83	19.83	19.33	19.33
533	NYSE	NWN	Thu, Jul 7, 1994	19.83	19.83	19.33	19.83
532	NYSE	NWN	Wed, Jul 6, 1994	19.67	20.00	19.50	19.50
531	NYSE	NWN	Tue, Jul 5, 1994	19.67	20.17	19.67	19.67
530	NYSE	NWN	Fri, Jul 1, 1994	19.50	20.17	19.50	20.17
529	NYSE	NWN	Thu, Jun 30, 1994	20.33	20.33	19.67	20.00
528	NYSE	NWN	Wed, Jun 29, 1994	20.17	20.67	19.83	19.83
527	NYSE	NWN	Tue, Jun 28, 1994	20.17	20.67	20.17	20.17
526	NYSE	NWN	Mon, Jun 27, 1994	20.67	20.67	20.17	20.67
525	NYSE	NWN	Fri, Jun 24, 1994	20.67	20.67	20.33	20.50
524	NYSE	NWN	Thu, Jun 23, 1994	20.50	20.83	20.33	20.33
523	NYSE	NWN	Wed, Jun 22, 1994	20.50	20.67	20.17	20.67
522	NYSE	NWN	Tue, Jun 21, 1994	20.17	20.50	20.17	20.50
521	NYSE	NWN	Mon, Jun 20, 1994	20.50	20.50	20.17	20.50
520	NYSE	NWN	Fri, Jun 17, 1994	20.50	20.67	20.17	20.50
519	NYSE	NWN	Thu, Jun 16, 1994	20.50	20.67	20.00	20.50
518	NYSE	NWN	Wed, Jun 15, 1994	20.00	20.50	20.00	20.50
517	NYSE	NWN	Tue, Jun 14, 1994	20.00	20.50	20.00	20.25
516	NYSE	NWN	Mon, Jun 13, 1994	20.17	20.50	20.00	20.00
515	NYSE	NWN	Fri, Jun 10, 1994	20.00	20.50	20.00	20.50
514	NYSE	NWN	Thu, Jun 9, 1994	20.67	20.67	20.00	20.50
513	NYSE	NWN	Wed, Jun 8, 1994	20.67	20.67	20.33	20.67
512	NYSE	NWN	Tue, Jun 7, 1994	20.33	20.83	20.33	20.67
511	NYSE	NWN	Mon, Jun 6, 1994	20.83	20.83	20.33	20.83
510	NYSE	NWN	Fri, Jun 3, 1994	20.50	21.00	20.42	20.58
509	NYSE	NWN	Thu, Jun 2, 1994	21.00	21.00	20.50	21.00
508	NYSE	NWN	Wed, Jun 1, 1994	20.67	21.00	20.50	20.50
507	NYSE	NWN	Tue, May 31, 1994	21.33	21.33	20.67	20.67
506	NYSE	NWN	Fri, May 27, 1994	21.33	21.33	20.83	21.17
505	NYSE	NWN	Thu, May 26, 1994	21.00	21.33	21.00	21.33
504	NYSE	NWN	Wed, May 25, 1994	21.33	21.33	20.83	21.17
503	NYSE	NWN	Tue, May 24, 1994	21.83	21.83	20.67	21.00
502	NYSE	NWN	Mon, May 23, 1994	21.67	21.83	21.50	21.50
501	NYSE	NWN	Fri, May 20, 1994	21.50	21.83	21.50	21.50
500	NYSE	NWN	Thu, May 19, 1994	21.50	22.00	21.50	21.83
499	NYSE	NWN	Wed, May 18, 1994	21.50	22.00	21.50	21.50
498	NYSE	NWN	Tue, May 17, 1994	22.00	22.00	21.33	21.50
497	NYSE	NWN	Mon, May 16, 1994	22.00	22.00	21.33	21.33
496	NYSE	NWN	Fri, May 13, 1994	21.67	22.17	21.50	21.50
495	NYSE	NWN	Thu, May 12, 1994	21.67	22.17	21.67	21.92
494	NYSE	NWN	Wed, May 11, 1994	22.33	22.33	21.67	22.17
493	NYSE	NWN	Tue, May 10, 1994	21.83	22.33	21.83	22.00
492	NYSE	NWN	Mon, May 9, 1994	22.33	22.67	21.83	22.17
491	NYSE	NWN	Fri, May 6, 1994	22.83	22.83	22.33	22.33
490	NYSE	NWN	Thu, May 5, 1994	22.50	22.83	22.50	22.83
489	NYSE	NWN	Wed, May 4, 1994	22.50	22.83	22.17	22.83
488	NYSE	NWN	Tue, May 3, 1994	22.33	22.67	22.17	22.50
487	NYSE	NWN	Mon, May 2, 1994	22.50	22.67	22.00	22.33
486	NYSE	NWN	Fri, Apr 29, 1994	22.00	22.50	22.00	22.50
485	NYSE	NWN	Thu, Apr 28, 1994	22.00	22.50	22.00	22.33
484	NYSE	NWN	Tue, Apr 26, 1994	22.00	22.50	22.00	22.25
483	NYSE	NWN	Mon, Apr 25, 1994	22.00	22.50	22.00	22.00
482	NYSE	NWN	Fri, Apr 22, 1994	22.00	22.50	22.00	22.33
481	NYSE	NWN	Thu, Apr 21, 1994	21.83	22.33	21.83	22.33
480	NYSE	NWN	Wed, Apr 20, 1994	21.83	22.17	21.50	22.00
479	NYSE	NWN	Tue, Apr 19, 1994	22.00	22.17	21.83	22.17
478	NYSE	NWN	Mon, Apr 18, 1994	22.50	23.00	22.17	22.17
477	NYSE	NWN	Fri, Apr 15, 1994	22.67	23.00	22.50	23.00
476	NYSE	NWN	Thu, Apr 14, 1994	22.67	23.00	22.67	23.00
475	NYSE	NWN	Wed, Apr 13, 1994	23.17	23.17	22.67	22.83
474	NYSE	NWN	Tue, Apr 12, 1994	21.83	23.17	21.50	23.17
473	NYSE	NWN	Mon, Apr 11, 1994	20.83	21.50	20.83	21.50
472	NYSE	NWN	Fri, Apr 8, 1994	21.17	21.50	20.33	20.75
471	NYSE	NWN	Thu, Apr 7, 1994	21.50	21.50	21.17	21.50
470	NYSE	NWN	Wed, Apr 6, 1994	21.17	21.50	21.17	21.33
469	NYSE	NWN	Tue, Apr 5, 1994	21.50	21.83	21.17	21.50
468	NYSE	NWN	Mon, Apr 4, 1994	22.83	22.83	21.50	21.50
467	NYSE	NWN	Thu, Mar 31, 1994	22.67	23.17	22.50	22.50
466	NYSE	NWN	Wed, Mar 30, 1994	22.67	23.17	22.67	23.17
465	NYSE	NWN	Tue, Mar 29, 1994	23.33	23.33	22.67	22.67
464	NYSE	NWN	Mon, Mar 28, 1994	22.83	23.33	22.83	22.83
463	NYSE	NWN	Fri, Mar 25, 1994	23.33	23.33	23.00	23.08
462	NYSE	NWN	Thu, Mar 24, 1994	23.50	23.50	22.83	23.00
461	NYSE	NWN	Wed, Mar 23, 1994	23.00	23.50	23.00	23.00
460	NYSE	NWN	Tue, Mar 22, 1994	22.83	23.50	22.83	23.00
459	NYSE	NWN	Mon, Mar 21, 1994	22.83	23.33	22.83	23.33
458	NYSE	NWN	Fri, Mar 18, 1994	22.83	23.33	22.83	23.33
457	NYSE	NWN	Thu, Mar 17, 1994	23.33	23.33	23.00	23.33
456	NYSE	NWN	Wed, Mar 16, 1994	22.83	23.33	22.83	23.33
455	NYSE	NWN	Tue, Mar 15, 1994	22.83	23.33	22.83	23.08
454	NYSE	NWN	Mon, Mar 14, 1994	22.83	23.33	22.83	23.08
453	NYSE	NWN	Fri, Mar 11, 1994	22.67	23.17	22.67	23.17
452	NYSE	NWN	Thu, Mar 10, 1994	23.00	23.33	22.67	22.67
451	NYSE	NWN	Wed, Mar 9, 1994	23.67	23.67	23.17	23.17
450	NYSE	NWN	Tue, Mar 8, 1994	23.33	23.67	23.33	23.67
449	NYSE	NWN	Mon, Mar 7, 1994	23.83	23.83	23.33	23.33
448	NYSE	NWN	Fri, Mar 4, 1994	23.33	23.83	23.33	23.83
447	NYSE	NWN	Thu, Mar 3, 1994	23.33	23.83	23.33	23.50
446	NYSE	NWN	Wed, Mar 2, 1994	23.67	23.67	23.33	23.33
445	NYSE	NWN	Tue, Mar 1, 1994	23.33	23.83	23.33	23.67
444	NYSE	NWN	Mon, Feb 28, 1994	23.33	23.83	23.33	23.83
443	NYSE	NWN	Fri, Feb 25, 1994	23.83	23.83	23.17	23.33
442	NYSE	NWN	Thu, Feb 24, 1994	24.00	24.00	23.50	23.50
441	NYSE	NWN	Wed, Feb 23, 1994	24.17	24.17	23.67	24.00
440	NYSE	NWN	Tue, Feb 22, 1994	23.83	24.17	23.50	24.17
439	NYSE	NWN	Fri, Feb 18, 1994	23.50	23.83	23.50	23.67
438	NYSE	NWN	Thu, Feb 17, 1994	23.17	23.83	23.17	23.50
437	NYSE	NWN	Wed, Feb 16, 1994	23.67	23.67	23.17	23.67
436	NYSE	NWN	Tue, Feb 15, 1994	23.50	23.67	23.17	23.17
435	NYSE	NWN	Mon, Feb 14, 1994	23.67	23.67	23.17	23.17
434	NYSE	NWN	Fri, Feb 11, 1994	23.17	23.67	23.17	23.17
433	NYSE	NWN	Thu, Feb 10, 1994	23.17	23.67	23.17	23.50
432	NYSE	NWN	Wed, Feb 9, 1994	23.67	23.67	23.17	23.67
431	NYSE	NWN	Tue, Feb 8, 1994	23.50	23.67	23.17	23.17
430	NYSE	NWN	Mon, Feb 7, 1994	23.17	23.50	23.17	23.33
429	NYSE	NWN	Fri, Feb 4, 1994	24.00	24.00	23.33	23.67
428	NYSE	NWN	Thu, Feb 3, 1994	24.00	24.00	23.67	23.67
427	NYSE	NWN	Wed, Feb 2, 1994	23.67	24.17	23.67	23.67
426	NYSE	NWN	Tue, Feb 1, 1994	24.33	24.33	24.00	24.00
425	NYSE	NWN	Mon, Jan 31, 1994	24.17	24.33	23.67	24.00
424	NYSE	NWN	Fri, Jan 28, 1994	23.67	24.17	23.67	23.83
423	NYSE	NWN	Thu, Jan 27, 1994	24.17	24.17	23.67	23.67
422	NYSE	NWN	Wed, Jan 26, 1994	24.00	24.17	23.50	23.83
421	NYSE	NWN	Tue, Jan 25, 1994	23.83	23.83	23.50	23.83
420	NYSE	NWN	Mon, Jan 24, 1994	24.00	24.33	23.50	23.50
419	NYSE	NWN	Fri, Jan 21, 1994	24.33	24.33	24.00	24.00
418	NYSE	NWN	Thu, Jan 20, 1994	23.17	24.33	23.17	24.33
417	NYSE	NWN	Wed, Jan 19, 1994	23.33	23.67	22.83	23.50
416	NYSE	NWN	Tue, Jan 18, 1994	23.33	23.33	22.83	23.33
415	NYSE	NWN	Mon, Jan 17, 1994	23.00	23.33	22.67	23.33
414	NYSE	NWN	Fri, Jan 14, 1994	23.33	23.33	22.50	23.00
413	NYSE	NWN	Thu, Jan 13, 1994	23.83	23.83	23.00	23.00
412	NYSE	NWN	Wed, Jan 12, 1994	23.83	23.83	23.50	23.50
411	NYSE	NWN	Tue, Jan 11, 1994	24.00	24.00	23.50	23.50
410	NYSE	NWN	Mon, Jan 10, 1994	24.00	24.00	23.50	23.50
409	NYSE	NWN	Fri, Jan 7, 1994	23.33	24.00	23.33	23.50
408	NYSE	NWN	Thu, Jan 6, 1994	23.50	23.83	23.00	23.83
407	NYSE	NWN	Wed, Jan 5, 1994	23.00	23.50	23.00	23.50
406	NYSE	NWN	Tue, Jan 4, 1994	23.33	23.50	22.83	23.50
405	NYSE	NWN	Mon, Jan 3, 1994	22.83	23.33	22.50	23.33
404	NYSE	NWN	Fri, Dec 31, 1993	22.17	22.83	21.83	22.83
403	NYSE	NWN	Thu, Dec 30, 1993	22.33	22.33	21.83	21.83
402	NYSE	NWN	Wed, Dec 29, 1993	22.33	22.33	21.83	22.00
401	NYSE	NWN	Tue, Dec 28, 1993	22.17	22.33	21.67	22.33
400	NYSE	NWN	Mon, Dec 27, 1993	21.67	22.00	21.67	21.67
399	NYSE	NWN	Thu, Dec 23, 1993	21.67	22.00	21.33	21.83
398	NYSE	NWN	Wed, Dec 22, 1993	21.33	21.83	21.33	21.67
397	NYSE	NWN	Tue, Dec 21, 1993	21.83	21.83	21.33	21.50
396	NYSE	NWN	Mon, Dec 20, 1993	21.33	21.83	21.33	21.33
395	NYSE	NWN	Fri, Dec 17, 1993	21.50	22.00	21.33	21.33
394	NYSE	NWN	Thu, Dec 16, 1993	22.00	22.00	21.50	22.00
393	NYSE	NWN	Wed, Dec 15, 1993	21.67	22.17	21.50	22.00
392	NYSE	NWN	Tue, Dec 14, 1993	21.83	22.17	21.33	21.33
391	NYSE	NWN	Mon, Dec 13, 1993	22.17	22.50	21.83	21.83
390	NYSE	NWN	Fri, Dec 10, 1993	22.50	22.50	22.00	22.50
389	NYSE	NWN	Thu, Dec 9, 1993	22.50	22.50	22.00	22.17
388	NYSE	NWN	Wed, Dec 8, 1993	23.50	23.75	22.67	23.08
387	NYSE	NWN	Tue, Dec 7, 1993	23.75	24.00	23.50	23.50
386	NYSE	NWN	Mon, Dec 6, 1993	24.00	24.00	23.67	23.67
385	NYSE	NWN	Fri, Dec 3, 1993	24.00	24.00	23.83	24.00
384	NYSE	NWN	Thu, Dec 2, 1993	23.83	24.00	23.50	24.00
383	NYSE	NWN	Wed, Dec 1, 1993	23.33	23.83	23.33	23.83
382	NYSE	NWN	Tue, Nov 30, 1993	23.83	23.83	23.33	23.33
381	NYSE	NWN	Mon, Nov 29, 1993	23.33	23.83	23.33	23.33
380	NYSE	NWN	Fri, Nov 26, 1993	23.83	23.83	23.33	23.58
379	NYSE	NWN	Wed, Nov 24, 1993	23.17	23.67	23.17	23.17
378	NYSE	NWN	Tue, Nov 23, 1993	23.17	23.67	22.67	23.17
377	NYSE	NWN	Mon, Nov 22, 1993	23.00	23.17	22.67	23.00
376	NYSE	NWN	Fri, Nov 19, 1993	22.67	23.00	22.67	22.67
375	NYSE	NWN	Thu, Nov 18, 1993	22.83	23.00	22.67	22.67
374	NYSE	NWN	Wed, Nov 17, 1993	22.67	22.83	22.17	22.83
373	NYSE	NWN	Tue, Nov 16, 1993	22.17	22.67	22.17	22.67
372	NYSE	NWN	Mon, Nov 15, 1993	22.58	22.67	22.17	22.50
371	NYSE	NWN	Fri, Nov 12, 1993	22.25	22.58	22.25	22.50
370	NYSE	NWN	Thu, Nov 11, 1993	22.58	22.58	22.25	22.42
369	NYSE	NWN	Wed, Nov 10, 1993	22.33	22.67	22.17	22.58
368	NYSE	NWN	Tue, Nov 9, 1993	22.33	22.33	22.17	22.33
367	NYSE	NWN	Mon, Nov 8, 1993	22.33	22.33	22.00	22.25
366	NYSE	NWN	Fri, Nov 5, 1993	23.33	23.33	21.83	22.17
365	NYSE	NWN	Thu, Nov 4, 1993	23.83	23.83	23.17	23.17
364	NYSE	NWN	Wed, Nov 3, 1993	24.17	24.17	23.50	23.50
363	NYSE	NWN	Tue, Nov 2, 1993	23.83	24.17	23.83	24.17
362	NYSE	NWN	Mon, Nov 1, 1993	23.83	24.17	23.83	23.83
361	NYSE	NWN	Fri, Oct 29, 1993	24.17	24.33	23.67	24.17
360	NYSE	NWN	Thu, Oct 28, 1993	23.67	24.17	23.67	24.17
359	NYSE	NWN	Wed, Oct 27, 1993	23.67	24.17	23.67	23.83
358	NYSE	NWN	Tue, Oct 26, 1993	24.17	24.17	23.67	24.17
357	NYSE	NWN	Mon, Oct 25, 1993	24.17	24.17	23.67	24.17
356	NYSE	NWN	Fri, Oct 22, 1993	24.50	24.67	24.00	24.17
355	NYSE	NWN	Thu, Oct 21, 1993	24.67	24.67	24.17	24.17
354	NYSE	NWN	Wed, Oct 20, 1993	24.50	24.67	24.00	24.17
353	NYSE	NWN	Tue, Oct 19, 1993	24.33	24.67	24.17	24.50
352	NYSE	NWN	Mon, Oct 18, 1993	24.50	24.50	24.33	24.33
351	NYSE	NWN	Fri, Oct 15, 1993	24.33	24.50	24.00	24.33
350	NYSE	NWN	Thu, Oct 14, 1993	23.83	24.33	23.83	24.00
349	NYSE	NWN	Wed, Oct 13, 1993	23.83	24.33	23.83	24.33
348	NYSE	NWN	Tue, Oct 12, 1993	24.33	24.33	23.83	24.33
347	NYSE	NWN	Mon, Oct 11, 1993	24.33	24.33	23.83	23.83
346	NYSE	NWN	Fri, Oct 8, 1993	24.50	24.50	23.83	23.83
345	NYSE	NWN	Thu, Oct 7, 1993	24.17	24.50	24.17	24.17
344	NYSE	NWN	Wed, Oct 6, 1993	24.17	24.50	24.17	24.50
343	NYSE	NWN	Tue, Oct 5, 1993	24.83	24.83	24.17	24.50
342	NYSE	NWN	Mon, Oct 4, 1993	24.83	24.83	24.50	24.50
341	NYSE	NWN	Fri, Oct 1, 1993	24.67	24.75	24.50	24.50
340	NYSE	NWN	Thu, Sep 30, 1993	24.83	24.83	24.50	24.75
339	NYSE	NWN	Wed, Sep 29, 1993	24.83	24.83	24.50	24.50
338	NYSE	NWN	Tue, Sep 28, 1993	24.67	24.83	24.33	24.83
337	NYSE	NWN	Mon, Sep 27, 1993	24.67	24.67	24.17	24.50
336	NYSE	NWN	Fri, Sep 24, 1993	24.50	24.50	24.17	24.17
335	NYSE	NWN	Thu, Sep 23, 1993	24.17	24.50	24.17	24.17
334	NYSE	NWN	Wed, Sep 22, 1993	24.50	24.50	24.00	24.17
333	NYSE	NWN	Tue, Sep 21, 1993	24.50	24.83	24.17	24.17
332	NYSE	NWN	Mon, Sep 20, 1993	24.83	24.83	24.50	24.50
331	NYSE	NWN	Fri, Sep 17, 1993	24.83	24.83	24.50	24.67
330	NYSE	NWN	Thu, Sep 16, 1993	24.83	24.83	24.50	24.50
329	NYSE	NWN	Wed, Sep 15, 1993	24.83	24.83	24.50	24.83
328	NYSE	NWN	Tue, Sep 14, 1993	24.50	24.83	24.50	24.67
327	NYSE	NWN	Mon, Sep 13, 1993	24.33	24.83	24.17	24.83
326	NYSE	NWN	Fri, Sep 10, 1993	24.67	24.67	24.33	24.67
325	NYSE	NWN	Thu, Sep 9, 1993	24.67	24.67	24.17	24.58
324	NYSE	NWN	Wed, Sep 8, 1993	24.17	24.67	24.17	24.33
323	NYSE	NWN	Tue, Sep 7, 1993	24.83	24.83	24.17	24.42
322	NYSE	NWN	Fri, Sep 3, 1993	24.50	24.67	24.17	24.67
321	NYSE	NWN	Thu, Sep 2, 1993	24.33	24.50	23.83	24.17
320	NYSE	NWN	Wed, Sep 1, 1993	23.83	24.33	23.83	24.33
319	NYSE	NWN	Tue, Aug 31, 1993	24.17	24.17	23.83	24.17
318	NYSE	NWN	Mon, Aug 30, 1993	24.17	24.67	23.83	23.83
317	NYSE	NWN	Fri, Aug 27, 1993	24.50	25.00	24.17	24.17
316	NYSE	NWN	Thu, Aug 26, 1993	24.67	25.00	24.33	24.67
315	NYSE	NWN	Wed, Aug 25, 1993	24.33	24.83	24.33	24.50
314	NYSE	NWN	Tue, Aug 24, 1993	25.33	25.67	24.83	24.83
313	NYSE	NWN	Mon, Aug 23, 1993	25.83	25.83	25.33	25.33
312	NYSE	NWN	Fri, Aug 20, 1993	25.83	25.83	25.33	25.33
311	NYSE	NWN	Thu, Aug 19, 1993	25.33	25.83	25.33	25.33
310	NYSE	NWN	Wed, Aug 18, 1993	25.00	25.67	25.00	25.33
309	NYSE	NWN	Tue, Aug 17, 1993	25.50	25.50	25.00	25.33
308	NYSE	NWN	Mon, Aug 16, 1993	25.50	25.50	25.00	25.33
307	NYSE	NWN	Fri, Aug 13, 1993	25.00	25.50	25.00	25.50
306	NYSE	NWN	Thu, Aug 12, 1993	24.67	25.67	24.67	25.17
305	NYSE	NWN	Wed, Aug 11, 1993	24.50	25.17	24.50	25.17
304	NYSE	NWN	Tue, Aug 10, 1993	24.67	24.83	24.17	24.75
303	NYSE	NWN	Mon, Aug 9, 1993	24.17	24.67	24.17	24.67
302	NYSE	NWN	Fri, Aug 6, 1993	23.83	24.50	23.83	24.50
301	NYSE	NWN	Thu, Aug 5, 1993	25.00	25.00	23.83	24.33
300	NYSE	NWN	Wed, Aug 4, 1993	24.00	25.00	24.00	25.00
299	NYSE	NWN	Tue, Aug 3, 1993	24.17	24.50	23.83	24.50
298	NYSE	NWN	Mon, Aug 2, 1993	23.67	24.17	23.67	24.17
297	NYSE	NWN	Fri, Jul 30, 1993	24.17	24.33	23.50	24.17
296	NYSE	NWN	Thu, Jul 29, 1993	24.17	24.17	23.50	23.83
295	NYSE	NWN	Wed, Jul 28, 1993	23.50	24.00	23.50	23.83
294	NYSE	NWN	Tue, Jul 27, 1993	23.83	23.83	23.50	23.50
293	NYSE	NWN	Mon, Jul 26, 1993	23.50	23.83	23.50	23.50
292	NYSE	NWN	Fri, Jul 23, 1993	23.33	23.83	23.33	23.83
291	NYSE	NWN	Thu, Jul 22, 1993	23.83	23.83	23.33	23.33
290	NYSE	NWN	Wed, Jul 21, 1993	23.67	23.83	23.17	23.50
289	NYSE	NWN	Tue, Jul 20, 1993	23.17	23.67	23.17	23.67
288	NYSE	NWN	Mon, Jul 19, 1993	23.50	23.75	23.17	23.17
287	NYSE	NWN	Fri, Jul 16, 1993	23.67	23.67	23.50	23.58
286	NYSE	NWN	Thu, Jul 15, 1993	23.50	24.00	23.50	23.67
285	NYSE	NWN	Wed, Jul 14, 1993	23.67	23.83	23.50	23.83
284	NYSE	NWN	Tue, Jul 13, 1993	23.50	23.83	23.50	23.67
283	NYSE	NWN	Mon, Jul 12, 1993	23.83	23.83	23.50	23.50
282	NYSE	NWN	Fri, Jul 9, 1993	24.00	24.00	23.50	23.50
281	NYSE	NWN	Thu, Jul 8, 1993	23.50	24.00	23.50	24.00
280	NYSE	NWN	Wed, Jul 7, 1993	23.50	24.00	23.17	23.50
279	NYSE	NWN	Tue, Jul 6, 1993	22.83	23.50	22.83	23.50
278	NYSE	NWN	Fri, Jul 2, 1993	22.67	23.33	22.67	22.83
277	NYSE	NWN	Thu, Jul 1, 1993	23.00	23.00	22.67	22.83
276	NYSE	NWN	Wed, Jun 30, 1993	23.00	23.00	22.67	22.67
275	NYSE	NWN	Tue, Jun 29, 1993	22.50	23.00	22.17	22.67
274	NYSE	NWN	Mon, Jun 28, 1993	22.50	22.50	22.17	22.50
273	NYSE	NWN	Fri, Jun 25, 1993	22.50	22.50	22.17	22.42
272	NYSE	NWN	Thu, Jun 24, 1993	22.50	22.50	22.17	22.50
271	NYSE	NWN	Wed, Jun 23, 1993	22.17	22.50	22.17	22.50
270	NYSE	NWN	Tue, Jun 22, 1993	22.50	22.50	22.17	22.17
269	NYSE	NWN	Mon, Jun 21, 1993	22.50	22.50	22.17	22.50
268	NYSE	NWN	Fri, Jun 18, 1993	22.67	22.67	22.17	22.33
267	NYSE	NWN	Thu, Jun 17, 1993	22.33	22.67	21.83	22.33
266	NYSE	NWN	Wed, Jun 16, 1993	21.83	22.33	21.67	21.83
265	NYSE	NWN	Tue, Jun 15, 1993	22.17	22.17	21.67	22.17
264	NYSE	NWN	Mon, Jun 14, 1993	22.50	22.50	21.67	21.67
263	NYSE	NWN	Fri, Jun 11, 1993	22.50	22.50	22.17	22.17
262	NYSE	NWN	Thu, Jun 10, 1993	22.50	22.50	22.17	22.50
261	NYSE	NWN	Wed, Jun 9, 1993	22.50	22.50	22.00	22.50
260	NYSE	NWN	Tue, Jun 8, 1993	22.50	22.50	22.00	22.33
259	NYSE	NWN	Mon, Jun 7, 1993	22.50	22.50	22.00	22.42
258	NYSE	NWN	Fri, Jun 4, 1993	22.17	22.50	21.83	22.25
257	NYSE	NWN	Thu, Jun 3, 1993	22.17	22.50	22.17	22.17
256	NYSE	NWN	Wed, Jun 2, 1993	22.33	22.67	22.17	22.50
255	NYSE	NWN	Tue, Jun 1, 1993	22.67	22.67	22.33	22.67
254	NYSE	NWN	Fri, May 28, 1993	22.50	22.67	22.00	22.67
253	NYSE	NWN	Thu, May 27, 1993	22.00	22.50	22.00	22.50
252	NYSE	NWN	Wed, May 26, 1993	22.67	22.67	22.00	22.17
251	NYSE	NWN	Tue, May 25, 1993	21.67	22.50	21.67	22.50
250	NYSE	NWN	Mon, May 24, 1993	22.00	22.00	21.67	22.00
249	NYSE	NWN	Fri, May 21, 1993	22.17	22.17	21.83	22.17
248	NYSE	NWN	Thu, May 20, 1993	22.17	22.17	21.83	22.17
247	NYSE	NWN	Wed, May 19, 1993	22.00	22.33	21.83	21.83
246	NYSE	NWN	Tue, May 18, 1993	22.33	22.33	22.00	22.17
245	NYSE	NWN	Mon, May 17, 1993	22.33	22.33	22.00	22.00
244	NYSE	NWN	Fri, May 14, 1993	22.33	22.33	22.00	22.33
243	NYSE	NWN	Thu, May 13, 1993	22.33	22.33	22.00	22.33
242	NYSE	NWN	Wed, May 12, 1993	22.83	22.83	22.17	22.50
241	NYSE	NWN	Tue, May 11, 1993	23.00	23.00	22.50	22.50
240	NYSE	NWN	Mon, May 10, 1993	22.58	23.17	22.50	22.67
239	NYSE	NWN	Fri, May 7, 1993	22.33	23.00	22.33	22.67
238	NYSE	NWN	Thu, May 6, 1993	22.00	22.67	22.00	22.50
237	NYSE	NWN	Wed, May 5, 1993	22.00	22.50	21.50	22.17
236	NYSE	NWN	Tue, May 4, 1993	21.50	22.00	20.83	22.00
235	NYSE	NWN	Mon, May 3, 1993	21.17	21.50	20.67	21.50
234	NYSE	NWN	Fri, Apr 30, 1993	20.83	21.17	20.67	20.92
233	NYSE	NWN	Thu, Apr 29, 1993	20.50	21.00	20.50	20.83
232	NYSE	NWN	Wed, Apr 28, 1993	20.83	21.00	20.50	21.00
231	NYSE	NWN	Tue, Apr 27, 1993	20.83	21.33	20.50	20.83
230	NYSE	NWN	Mon, Apr 26, 1993	21.50	21.50	20.83	21.33
229	NYSE	NWN	Fri, Apr 23, 1993	21.67	21.67	21.17	21.67
228	NYSE	NWN	Thu, Apr 22, 1993	22.17	22.17	21.33	21.67
227	NYSE	NWN	Wed, Apr 21, 1993	21.92	22.00	21.50	21.67
226	NYSE	NWN	Tue, Apr 20, 1993	21.92	21.92	21.50	21.50
225	NYSE	NWN	Mon, Apr 19, 1993	21.83	22.67	21.50	21.75
224	NYSE	NWN	Fri, Apr 16, 1993	21.67	21.83	21.50	21.83
223	NYSE	NWN	Thu, Apr 15, 1993	21.83	22.17	21.67	21.67
222	NYSE	NWN	Wed, Apr 14, 1993	22.00	22.33	21.83	21.83
221	NYSE	NWN	Tue, Apr 13, 1993	21.67	22.67	21.42	22.00
220	NYSE	NWN	Mon, Apr 12, 1993	21.17	21.67	20.83	21.67
219	NYSE	NWN	Thu, Apr 8, 1993	21.17	21.17	20.83	21.08
218	NYSE	NWN	Wed, Apr 7, 1993	21.17	21.17	20.83	20.83
217	NYSE	NWN	Tue, Apr 6, 1993	21.17	21.17	20.83	21.17
216	NYSE	NWN	Mon, Apr 5, 1993	20.50	21.17	20.50	20.83
215	NYSE	NWN	Fri, Apr 2, 1993	20.83	20.83	20.50	20.50
214	NYSE	NWN	Thu, Apr 1, 1993	20.67	20.83	20.50	20.83
213	NYSE	NWN	Wed, Mar 31, 1993	20.67	20.67	20.33	20.58
212	NYSE	NWN	Tue, Mar 30, 1993	20.50	20.50	20.17	20.50
211	NYSE	NWN	Mon, Mar 29, 1993	20.67	20.67	20.17	20.33
210	NYSE	NWN	Fri, Mar 26, 1993	20.67	20.67	20.33	20.50
209	NYSE	NWN	Thu, Mar 25, 1993	20.33	20.67	20.33	20.33
208	NYSE	NWN	Wed, Mar 24, 1993	20.50	20.67	20.00	20.33
207	NYSE	NWN	Tue, Mar 23, 1993	20.00	20.50	20.00	20.00
206	NYSE	NWN	Mon, Mar 22, 1993	20.33	20.67	20.00	20.50
205	NYSE	NWN	Fri, Mar 19, 1993	21.17	21.17	20.33	20.33
204	NYSE	NWN	Thu, Mar 18, 1993	21.17	21.17	20.83	21.00
203	NYSE	NWN	Wed, Mar 17, 1993	21.17	21.17	20.67	21.00
202	NYSE	NWN	Tue, Mar 16, 1993	21.50	21.50	20.83	20.83
201	NYSE	NWN	Mon, Mar 15, 1993	21.33	21.33	20.83	21.25
200	NYSE	NWN	Fri, Mar 12, 1993	21.00	21.33	20.83	21.33
199	NYSE	NWN	Thu, Mar 11, 1993	21.33	21.33	21.00	21.00
198	NYSE	NWN	Wed, Mar 10, 1993	21.00	21.33	21.00	21.17
197	NYSE	NWN	Tue, Mar 9, 1993	21.00	21.33	21.00	21.33
196	NYSE	NWN	Mon, Mar 8, 1993	21.00	21.33	21.00	21.33
195	NYSE	NWN	Fri, Mar 5, 1993	21.00	21.33	20.67	21.00
194	NYSE	NWN	Thu, Mar 4, 1993	20.83	21.00	20.50	21.00
193	NYSE	NWN	Wed, Mar 3, 1993	21.00	21.00	20.50	20.67
192	NYSE	NWN	Tue, Mar 2, 1993	20.50	21.00	20.50	21.00
191	NYSE	NWN	Mon, Mar 1, 1993	21.00	21.50	20.67	21.00
190	NYSE	NWN	Fri, Feb 26, 1993	21.83	21.83	21.00	21.33
189	NYSE	NWN	Thu, Feb 25, 1993	20.83	22.33	20.67	21.67
188	NYSE	NWN	Wed, Feb 24, 1993	20.50	20.83	20.17	20.50
187	NYSE	NWN	Tue, Feb 23, 1993	20.00	20.50	20.00	20.50
186	NYSE	NWN	Mon, Feb 22, 1993	20.17	20.50	20.00	20.33
185	NYSE	NWN	Fri, Feb 19, 1993	20.50	20.50	20.00	20.17
184	NYSE	NWN	Thu, Feb 18, 1993	19.83	20.33	19.83	20.00
183	NYSE	NWN	Wed, Feb 17, 1993	19.83	20.33	19.83	19.92
182	NYSE	NWN	Tue, Feb 16, 1993	20.33	20.33	19.83	20.33
181	NYSE	NWN	Fri, Feb 12, 1993	19.83	20.33	19.83	20.33
180	NYSE	NWN	Thu, Feb 11, 1993	20.33	20.33	19.83	20.33
179	NYSE	NWN	Wed, Feb 10, 1993	20.17	20.33	19.83	20.33
178	NYSE	NWN	Tue, Feb 9, 1993	19.50	20.17	19.50	20.00
177	NYSE	NWN	Mon, Feb 8, 1993	19.50	19.83	19.50	19.83
176	NYSE	NWN	Fri, Feb 5, 1993	20.00	20.00	19.50	19.67
175	NYSE	NWN	Thu, Feb 4, 1993	20.00	20.00	19.67	19.67
174	NYSE	NWN	Wed, Feb 3, 1993	19.67	20.00	19.67	20.00
173	NYSE	NWN	Tue, Feb 2, 1993	20.17	20.17	19.67	19.67
172	NYSE	NWN	Mon, Feb 1, 1993	20.00	20.17	19.83	19.83
171	NYSE	NWN	Fri, Jan 29, 1993	20.33	20.33	19.83	19.83
170	NYSE	NWN	Thu, Jan 28, 1993	20.00	20.33	19.83	19.83
169	NYSE	NWN	Wed, Jan 27, 1993	20.33	20.33	20.00	20.17
168	NYSE	NWN	Tue, Jan 26, 1993	19.83	20.50	19.83	20.08
167	NYSE	NWN	Mon, Jan 25, 1993	20.00	20.17	19.83	19.83
166	NYSE	NWN	Fri, Jan 22, 1993	20.00	20.17	19.83	20.00
165	NYSE	NWN	Thu, Jan 21, 1993	19.83	20.33	19.83	20.17
164	NYSE	NWN	Wed, Jan 20, 1993	20.00	20.17	19.83	19.83
163	NYSE	NWN	Tue, Jan 19, 1993	20.17	20.17	19.83	19.83
162	NYSE	NWN	Mon, Jan 18, 1993	19.83	20.33	19.83	20.00
161	NYSE	NWN	Fri, Jan 15, 1993	20.00	20.33	19.67	19.83
160	NYSE	NWN	Thu, Jan 14, 1993	19.50	20.00	19.50	20.00
159	NYSE	NWN	Wed, Jan 13, 1993	19.83	19.83	19.33	19.83
158	NYSE	NWN	Tue, Jan 12, 1993	19.67	19.83	19.17	19.83
157	NYSE	NWN	Mon, Jan 11, 1993	19.33	19.67	19.17	19.50
156	NYSE	NWN	Fri, Jan 8, 1993	19.33	19.67	19.33	19.33
155	NYSE	NWN	Thu, Jan 7, 1993	19.33	19.67	19.08	19.33
154	NYSE	NWN	Wed, Jan 6, 1993	19.33	19.33	19.00	19.33
153	NYSE	NWN	Tue, Jan 5, 1993	19.00	19.33	19.00	19.00
152	NYSE	NWN	Mon, Jan 4, 1993	19.00	19.33	19.00	19.00
151	NYSE	NWN	Thu, Dec 31, 1992	19.33	19.33	19.00	19.00
150	NYSE	NWN	Wed, Dec 30, 1992	19.00	19.33	19.00	19.00
149	NYSE	NWN	Tue, Dec 29, 1992	19.33	19.33	19.00	19.33
148	NYSE	NWN	Mon, Dec 28, 1992	19.17	19.33	19.00	19.33
147	NYSE	NWN	Thu, Dec 24, 1992	19.17	19.33	19.00	19.25
146	NYSE	NWN	Wed, Dec 23, 1992	19.17	19.17	18.83	19.17
145	NYSE	NWN	Tue, Dec 22, 1992	19.17	19.17	18.83	18.83
144	NYSE	NWN	Mon, Dec 21, 1992	19.17	19.17	18.83	19.17
143	NYSE	NWN	Fri, Dec 18, 1992	19.17	19.17	18.83	19.17
142	NYSE	NWN	Thu, Dec 17, 1992	18.83	19.17	18.83	18.83
141	NYSE	NWN	Wed, Dec 16, 1992	19.00	19.17	18.83	19.17
140	NYSE	NWN	Tue, Dec 15, 1992	19.25	19.50	18.67	19.08
139	NYSE	NWN	Mon, Dec 14, 1992	19.50	19.50	19.00	19.17
138	NYSE	NWN	Fri, Dec 11, 1992	19.00	19.50	19.00	19.00
137	NYSE	NWN	Thu, Dec 10, 1992	19.50	19.50	19.00	19.00
136	NYSE	NWN	Wed, Dec 9, 1992	19.17	19.50	19.17	19.50
135	NYSE	NWN	Tue, Dec 8, 1992	19.50	19.50	19.17	19.50
134	NYSE	NWN	Mon, Dec 7, 1992	19.00	19.50	19.00	19.17
133	NYSE	NWN	Fri, Dec 4, 1992	19.33	19.50	19.00	19.33
132	NYSE	NWN	Thu, Dec 3, 1992	19.50	19.50	19.00	19.50
131	NYSE	NWN	Wed, Dec 2, 1992	19.50	19.50	19.00	19.17
130	NYSE	NWN	Tue, Dec 1, 1992	19.50	19.50	19.00	19.00
129	NYSE	NWN	Mon, Nov 30, 1992	19.67	19.67	19.00	19.17
128	NYSE	NWN	Fri, Nov 27, 1992	19.50	19.83	19.50	19.83
127	NYSE	NWN	Wed, Nov 25, 1992	19.50	19.83	19.50	19.50
126	NYSE	NWN	Tue, Nov 24, 1992	19.67	20.00	19.50	19.50
125	NYSE	NWN	Mon, Nov 23, 1992	19.67	20.00	19.67	20.00
124	NYSE	NWN	Fri, Nov 20, 1992	19.50	20.00	19.50	19.83
123	NYSE	NWN	Thu, Nov 19, 1992	19.83	19.83	19.50	19.50
122	NYSE	NWN	Wed, Nov 18, 1992	20.00	20.00	19.33	19.50
121	NYSE	NWN	Tue, Nov 17, 1992	19.67	20.00	19.67	19.67
120	NYSE	NWN	Mon, Nov 16, 1992	20.17	20.17	19.67	19.67
119	NYSE	NWN	Fri, Nov 13, 1992	19.83	20.17	19.67	20.17
118	NYSE	NWN	Thu, Nov 12, 1992	20.17	20.17	19.67	20.17
117	NYSE	NWN	Wed, Nov 11, 1992	20.17	20.17	19.92	20.17
116	NYSE	NWN	Tue, Nov 10, 1992	19.67	20.17	19.67	19.75
115	NYSE	NWN	Mon, Nov 9, 1992	20.17	20.17	19.67	19.67
114	NYSE	NWN	Fri, Nov 6, 1992	19.67	20.17	19.67	19.67
113	NYSE	NWN	Thu, Nov 5, 1992	20.00	20.17	19.50	19.92
112	NYSE	NWN	Wed, Nov 4, 1992	19.67	20.00	19.50	20.00
111	NYSE	NWN	Tue, Nov 3, 1992	20.00	20.00	19.67	20.00
110	NYSE	NWN	Mon, Nov 2, 1992	20.00	20.00	19.67	20.00
109	NYSE	NWN	Fri, Oct 30, 1992	20.00	20.00	19.67	20.00
108	NYSE	NWN	Thu, Oct 29, 1992	20.33	20.33	19.67	19.67
107	NYSE	NWN	Wed, Oct 28, 1992	20.50	20.50	19.83	19.83
106	NYSE	NWN	Tue, Oct 27, 1992	20.67	20.67	20.00	20.33
105	NYSE	NWN	Mon, Oct 26, 1992	20.17	20.67	20.17	20.67
104	NYSE	NWN	Fri, Oct 23, 1992	20.67	20.67	20.33	20.33
103	NYSE	NWN	Thu, Oct 22, 1992	20.83	21.17	20.67	21.17
102	NYSE	NWN	Wed, Oct 21, 1992	20.83	21.33	20.83	21.33
101	NYSE	NWN	Tue, Oct 20, 1992	21.00	21.50	20.83	20.83
100	NYSE	NWN	Mon, Oct 19, 1992	21.50	21.50	21.00	21.00
99	NYSE	NWN	Fri, Oct 16, 1992	21.00	21.50	21.00	21.33
98	NYSE	NWN	Thu, Oct 15, 1992	21.33	21.50	20.83	21.50
97	NYSE	NWN	Wed, Oct 14, 1992	21.00	21.50	20.83	20.83
96	NYSE	NWN	Tue, Oct 13, 1992	21.17	21.67	21.00	21.00
95	NYSE	NWN	Mon, Oct 12, 1992	21.33	21.83	21.33	21.42
94	NYSE	NWN	Fri, Oct 9, 1992	22.17	22.17	21.33	21.67
93	NYSE	NWN	Thu, Oct 8, 1992	22.00	22.33	21.67	21.67
92	NYSE	NWN	Wed, Oct 7, 1992	22.17	22.67	22.00	22.00
91	NYSE	NWN	Tue, Oct 6, 1992	22.33	22.50	21.83	22.50
90	NYSE	NWN	Mon, Oct 5, 1992	22.00	22.33	21.67	22.33
89	NYSE	NWN	Fri, Oct 2, 1992	22.17	22.33	21.67	22.17
88	NYSE	NWN	Thu, Oct 1, 1992	21.83	22.17	21.50	22.17
87	NYSE	NWN	Wed, Sep 30, 1992	21.83	21.83	21.33	21.50
86	NYSE	NWN	Tue, Sep 29, 1992	21.17	21.83	21.17	21.83
85	NYSE	NWN	Mon, Sep 28, 1992	21.67	21.67	21.17	21.67
84	NYSE	NWN	Fri, Sep 25, 1992	21.17	21.67	21.17	21.67
83	NYSE	NWN	Thu, Sep 24, 1992	21.17	21.67	21.17	21.67
82	NYSE	NWN	Wed, Sep 23, 1992	21.17	21.67	21.17	21.67
81	NYSE	NWN	Tue, Sep 22, 1992	21.67	21.67	21.17	21.17
80	NYSE	NWN	Mon, Sep 21, 1992	21.67	21.67	21.17	21.67
79	NYSE	NWN	Fri, Sep 18, 1992	21.50	21.67	21.17	21.67
78	NYSE	NWN	Thu, Sep 17, 1992	21.33	21.50	21.00	21.50
77	NYSE	NWN	Wed, Sep 16, 1992	20.83	21.33	20.83	21.33
76	NYSE	NWN	Tue, Sep 15, 1992	21.33	21.33	20.83	21.17
75	NYSE	NWN	Mon, Sep 14, 1992	20.83	21.33	20.83	21.33
74	NYSE	NWN	Fri, Sep 11, 1992	20.83	21.33	20.83	21.17
73	NYSE	NWN	Thu, Sep 10, 1992	21.00	21.33	20.67	21.33
72	NYSE	NWN	Wed, Sep 9, 1992	20.83	21.00	20.67	21.00
71	NYSE	NWN	Tue, Sep 8, 1992	20.67	20.83	20.50	20.83
70	NYSE	NWN	Fri, Sep 4, 1992	20.67	20.67	20.33	20.58
69	NYSE	NWN	Thu, Sep 3, 1992	20.83	20.83	20.33	20.67
68	NYSE	NWN	Wed, Sep 2, 1992	20.83	20.83	20.33	20.83
67	NYSE	NWN	Tue, Sep 1, 1992	21.17	21.33	20.67	20.83
66	NYSE	NWN	Mon, Aug 31, 1992	21.33	21.50	21.17	21.17
65	NYSE	NWN	Fri, Aug 28, 1992	21.67	21.67	21.33	21.33
64	NYSE	NWN	Thu, Aug 27, 1992	21.50	21.83	21.33	21.67
63	NYSE	NWN	Wed, Aug 26, 1992	21.67	21.83	21.33	21.83
62	NYSE	NWN	Tue, Aug 25, 1992	21.42	21.67	21.00	21.67
61	NYSE	NWN	Mon, Aug 24, 1992	21.00	21.33	21.00	21.33
60	NYSE	NWN	Fri, Aug 21, 1992	21.17	21.33	21.17	21.33
59	NYSE	NWN	Thu, Aug 20, 1992	21.33	21.33	21.17	21.33
58	NYSE	NWN	Wed, Aug 19, 1992	21.67	21.67	21.17	21.33
57	NYSE	NWN	Tue, Aug 18, 1992	21.67	21.67	21.17	21.67
56	NYSE	NWN	Mon, Aug 17, 1992	21.17	21.67	20.83	21.67
55	NYSE	NWN	Fri, Aug 14, 1992	20.83	21.17	20.67	21.17
54	NYSE	NWN	Thu, Aug 13, 1992	20.83	20.83	20.33	20.83
53	NYSE	NWN	Wed, Aug 12, 1992	20.33	20.50	20.00	20.33
52	NYSE	NWN	Tue, Aug 11, 1992	20.33	20.33	20.00	20.33
51	NYSE	NWN	Mon, Aug 10, 1992	20.00	20.50	20.00	20.33
50	NYSE	NWN	Fri, Aug 7, 1992	20.17	20.50	20.00	20.33
49	NYSE	NWN	Thu, Aug 6, 1992	20.33	20.50	20.17	20.50
48	NYSE	NWN	Wed, Aug 5, 1992	20.50	20.50	20.17	20.50
47	NYSE	NWN	Tue, Aug 4, 1992	20.83	20.83	20.17	20.33
46	NYSE	NWN	Mon, Aug 3, 1992	20.83	20.83	20.33	20.50
45	NYSE	NWN	Fri, Jul 31, 1992	20.83	21.17	20.50	20.83
44	NYSE	NWN	Thu, Jul 30, 1992	21.67	21.67	20.83	21.17
43	NYSE	NWN	Wed, Jul 29, 1992	21.83	22.00	21.33	21.67
42	NYSE	NWN	Tue, Jul 28, 1992	21.83	21.83	21.33	21.50
41	NYSE	NWN	Mon, Jul 27, 1992	21.50	22.00	21.33	21.33
40	NYSE	NWN	Fri, Jul 24, 1992	21.17	22.00	21.17	22.00
39	NYSE	NWN	Thu, Jul 23, 1992	21.17	21.67	21.17	21.33
38	NYSE	NWN	Wed, Jul 22, 1992	21.50	21.50	21.17	21.50
37	NYSE	NWN	Tue, Jul 21, 1992	21.00	21.50	21.00	21.50
36	NYSE	NWN	Mon, Jul 20, 1992	20.67	21.17	20.67	21.00
35	NYSE	NWN	Fri, Jul 17, 1992	21.33	21.33	20.83	21.08
34	NYSE	NWN	Thu, Jul 16, 1992	20.83	21.33	20.83	21.33
33	NYSE	NWN	Wed, Jul 15, 1992	21.00	21.33	20.50	21.33
32	NYSE	NWN	Tue, Jul 14, 1992	20.50	21.00	20.17	21.00
31	NYSE	NWN	Mon, Jul 13, 1992	20.33	20.50	20.00	20.17
30	NYSE	NWN	Fri, Jul 10, 1992	20.00	20.33	19.50	20.17
29	NYSE	NWN	Thu, Jul 9, 1992	19.67	20.00	19.33	20.00
28	NYSE	NWN	Wed, Jul 8, 1992	19.50	19.67	19.17	19.58
27	NYSE	NWN	Tue, Jul 7, 1992	19.83	19.83	19.17	19.50
26	NYSE	NWN	Mon, Jul 6, 1992	19.83	19.83	19.33	19.33
25	NYSE	NWN	Thu, Jul 2, 1992	19.83	19.83	19.50	19.83
24	NYSE	NWN	Wed, Jul 1, 1992	20.17	20.17	19.50	19.67
23	NYSE	NWN	Tue, Jun 30, 1992	20.17	20.17	19.67	20.17
22	NYSE	NWN	Mon, Jun 29, 1992	20.17	20.17	19.67	20.17
21	NYSE	NWN	Fri, Jun 26, 1992	20.17	20.17	19.67	19.67
20	NYSE	NWN	Thu, Jun 25, 1992	20.17	20.17	19.67	19.67
19	NYSE	NWN	Wed, Jun 24, 1992	19.83	20.17	19.83	20.17
18	NYSE	NWN	Tue, Jun 23, 1992	20.33	20.33	19.83	19.83
17	NYSE	NWN	Mon, Jun 22, 1992	20.17	20.33	19.83	20.33
16	NYSE	NWN	Fri, Jun 19, 1992	20.17	20.33	19.67	20.00
15	NYSE	NWN	Thu, Jun 18, 1992	19.67	20.17	19.67	20.17
14	NYSE	NWN	Wed, Jun 17, 1992	20.17	20.17	19.67	20.17
13	NYSE	NWN	Tue, Jun 16, 1992	20.33	20.33	19.67	20.17
12	NYSE	NWN	Mon, Jun 15, 1992	20.00	20.17	19.50	20.17
11	NYSE	NWN	Fri, Jun 12, 1992	19.33	20.00	19.33	20.00
10	NYSE	NWN	Thu, Jun 11, 1992	19.67	19.83	19.33	19.83
9	NYSE	NWN	Wed, Jun 10, 1992	19.67	19.67	19.33	19.67
8	NYSE	NWN	Tue, Jun 9, 1992	19.33	19.67	19.17	19.58
7	NYSE	NWN	Mon, Jun 8, 1992	19.50	19.50	19.17	19.17
6	NYSE	NWN	Fri, Jun 5, 1992	19.67	19.83	19.17	19.50
5	NYSE	NWN	Thu, Jun 4, 1992	19.67	19.83	19.33	19.67
4	NYSE	NWN	Wed, Jun 3, 1992	19.83	19.83	19.50	19.75
3	NYSE	NWN	Tue, Jun 2, 1992	19.83	19.83	19.50	19.83
2	NYSE	NWN	Mon, Jun 1, 1992	19.67	19.83	19.33	19.83
1	NYSE	NWN	Fri, May 29, 1992	19.50	19.83	19.50	19.83
#	Exchange	Symbol	Date	Open	High	Low	Close

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