Century Aluminum Co NASDAQ:CENX Historical Prices

Below are the 7023 trading days of historical prices for CENX.

#	Exchange	Symbol	Date	Open	High	Low	Close
7023	NASDAQ	CENX	Mon, Mar 4, 2024	10.57	10.79	10.40	10.53
7022	NASDAQ	CENX	Fri, Mar 1, 2024	10.65	10.74	10.37	10.60
7021	NASDAQ	CENX	Thu, Feb 29, 2024	10.33	10.57	10.30	10.47
7020	NASDAQ	CENX	Wed, Feb 28, 2024	10.02	10.43	10.02	10.08
7019	NASDAQ	CENX	Tue, Feb 27, 2024	10.24	10.55	9.86	10.30
7018	NASDAQ	CENX	Mon, Feb 26, 2024	9.88	10.05	9.65	10.02
7017	NASDAQ	CENX	Fri, Feb 23, 2024	10.15	10.24	9.99	10.02
7016	NASDAQ	CENX	Thu, Feb 22, 2024	11.00	11.00	9.85	10.25
7015	NASDAQ	CENX	Wed, Feb 21, 2024	10.33	10.62	10.30	10.60
7014	NASDAQ	CENX	Tue, Feb 20, 2024	10.33	10.43	10.12	10.21
7013	NASDAQ	CENX	Fri, Feb 16, 2024	10.67	10.90	10.54	10.65
7012	NASDAQ	CENX	Thu, Feb 15, 2024	10.65	10.86	10.49	10.68
7011	NASDAQ	CENX	Wed, Feb 14, 2024	10.25	10.48	10.05	10.45
7010	NASDAQ	CENX	Tue, Feb 13, 2024	10.28	10.31	9.90	9.97
7009	NASDAQ	CENX	Mon, Feb 12, 2024	10.56	10.96	10.56	10.85
7008	NASDAQ	CENX	Fri, Feb 9, 2024	10.62	10.65	10.33	10.42
7007	NASDAQ	CENX	Thu, Feb 8, 2024	10.42	10.68	10.28	10.59
7006	NASDAQ	CENX	Wed, Feb 7, 2024	10.59	10.61	10.13	10.37
7005	NASDAQ	CENX	Tue, Feb 6, 2024	10.50	10.67	10.37	10.61
7004	NASDAQ	CENX	Mon, Feb 5, 2024	10.61	10.68	10.05	10.34
7003	NASDAQ	CENX	Fri, Feb 2, 2024	11.00	11.02	10.49	10.92
7002	NASDAQ	CENX	Thu, Feb 1, 2024	11.27	11.40	10.94	11.25
7001	NASDAQ	CENX	Wed, Jan 31, 2024	11.51	11.79	11.14	11.15
7000	NASDAQ	CENX	Tue, Jan 30, 2024	12.06	12.06	11.34	11.54
6999	NASDAQ	CENX	Mon, Jan 29, 2024	11.60	11.99	11.37	11.97
6998	NASDAQ	CENX	Fri, Jan 26, 2024	11.44	11.67	11.32	11.58
6997	NASDAQ	CENX	Thu, Jan 25, 2024	11.26	11.44	10.98	11.12
6996	NASDAQ	CENX	Wed, Jan 24, 2024	11.68	11.75	11.08	11.16
6995	NASDAQ	CENX	Tue, Jan 23, 2024	10.64	11.33	10.64	11.27
6994	NASDAQ	CENX	Mon, Jan 22, 2024	10.19	10.39	10.02	10.21
6993	NASDAQ	CENX	Fri, Jan 19, 2024	10.36	10.37	10.02	10.27
6992	NASDAQ	CENX	Thu, Jan 18, 2024	10.57	10.67	10.22	10.23
6991	NASDAQ	CENX	Wed, Jan 17, 2024	10.25	10.58	10.18	10.50
6990	NASDAQ	CENX	Tue, Jan 16, 2024	10.79	10.88	10.43	10.53
6989	NASDAQ	CENX	Fri, Jan 12, 2024	11.59	11.74	10.83	10.89
6988	NASDAQ	CENX	Thu, Jan 11, 2024	11.38	11.44	11.11	11.34
6987	NASDAQ	CENX	Wed, Jan 10, 2024	11.64	11.78	11.22	11.36
6986	NASDAQ	CENX	Tue, Jan 9, 2024	11.40	12.57	11.18	11.69
6985	NASDAQ	CENX	Mon, Jan 8, 2024	10.88	10.88	10.55	10.65
6984	NASDAQ	CENX	Fri, Jan 5, 2024	10.73	11.13	10.58	10.95
6983	NASDAQ	CENX	Thu, Jan 4, 2024	10.72	11.19	10.67	10.91
6982	NASDAQ	CENX	Wed, Jan 3, 2024	11.50	11.53	10.72	10.76
6981	NASDAQ	CENX	Tue, Jan 2, 2024	11.89	12.28	11.71	11.92
6980	NASDAQ	CENX	Fri, Dec 29, 2023	12.51	12.51	12.08	12.14
6979	NASDAQ	CENX	Thu, Dec 28, 2023	12.32	12.74	12.17	12.67
6978	NASDAQ	CENX	Wed, Dec 27, 2023	12.66	12.81	12.42	12.59
6977	NASDAQ	CENX	Tue, Dec 26, 2023	12.82	12.82	12.36	12.51
6976	NASDAQ	CENX	Fri, Dec 22, 2023	12.52	13.17	12.35	12.65
6975	NASDAQ	CENX	Thu, Dec 21, 2023	11.82	12.27	11.55	12.24
6974	NASDAQ	CENX	Wed, Dec 20, 2023	11.71	12.25	11.12	11.58
6973	NASDAQ	CENX	Tue, Dec 19, 2023	10.49	11.91	10.48	11.79
6972	NASDAQ	CENX	Mon, Dec 18, 2023	10.20	10.53	10.02	10.34
6971	NASDAQ	CENX	Fri, Dec 15, 2023	9.60	10.19	9.52	9.74
6970	NASDAQ	CENX	Thu, Dec 14, 2023	8.95	9.50	8.87	9.47
6969	NASDAQ	CENX	Wed, Dec 13, 2023	7.95	8.60	7.76	8.58
6968	NASDAQ	CENX	Tue, Dec 12, 2023	8.15	8.21	7.83	7.95
6967	NASDAQ	CENX	Mon, Dec 11, 2023	7.79	8.40	7.63	8.14
6966	NASDAQ	CENX	Fri, Dec 8, 2023	7.56	7.98	7.53	7.90
6965	NASDAQ	CENX	Thu, Dec 7, 2023	7.43	7.57	7.28	7.56
6964	NASDAQ	CENX	Wed, Dec 6, 2023	7.82	7.90	7.34	7.37
6963	NASDAQ	CENX	Tue, Dec 5, 2023	8.17	8.20	7.65	7.67
6962	NASDAQ	CENX	Mon, Dec 4, 2023	8.23	8.44	8.16	8.24
6961	NASDAQ	CENX	Fri, Dec 1, 2023	7.92	8.60	7.79	8.39
6960	NASDAQ	CENX	Thu, Nov 30, 2023	7.82	7.94	7.81	7.86
6959	NASDAQ	CENX	Wed, Nov 29, 2023	7.81	7.94	7.72	7.79
6958	NASDAQ	CENX	Tue, Nov 28, 2023	7.77	7.80	7.63	7.70
6957	NASDAQ	CENX	Mon, Nov 27, 2023	7.85	7.96	7.76	7.77
6956	NASDAQ	CENX	Fri, Nov 24, 2023	7.86	8.05	7.79	7.95
6955	NASDAQ	CENX	Wed, Nov 22, 2023	8.06	8.14	7.71	7.85
6954	NASDAQ	CENX	Tue, Nov 21, 2023	8.01	8.23	7.98	8.06
6953	NASDAQ	CENX	Mon, Nov 20, 2023	7.93	8.31	7.82	8.07
6952	NASDAQ	CENX	Fri, Nov 17, 2023	7.60	7.95	7.60	7.80
6951	NASDAQ	CENX	Thu, Nov 16, 2023	7.54	7.81	7.39	7.47
6950	NASDAQ	CENX	Wed, Nov 15, 2023	7.56	7.78	7.38	7.57
6949	NASDAQ	CENX	Tue, Nov 14, 2023	7.00	7.61	7.00	7.53
6948	NASDAQ	CENX	Mon, Nov 13, 2023	6.67	6.88	6.55	6.73
6947	NASDAQ	CENX	Fri, Nov 10, 2023	6.64	6.88	6.57	6.69
6946	NASDAQ	CENX	Thu, Nov 9, 2023	6.30	6.97	6.25	6.63
6945	NASDAQ	CENX	Wed, Nov 8, 2023	6.49	6.63	6.40	6.44
6944	NASDAQ	CENX	Tue, Nov 7, 2023	6.66	6.68	6.49	6.51
6943	NASDAQ	CENX	Mon, Nov 6, 2023	6.97	6.97	6.73	6.81
6942	NASDAQ	CENX	Fri, Nov 3, 2023	7.03	7.23	6.78	6.87
6941	NASDAQ	CENX	Thu, Nov 2, 2023	6.60	6.83	6.60	6.83
6940	NASDAQ	CENX	Wed, Nov 1, 2023	6.64	6.70	6.26	6.40
6939	NASDAQ	CENX	Tue, Oct 31, 2023	6.70	6.70	6.53	6.61
6938	NASDAQ	CENX	Mon, Oct 30, 2023	6.31	6.83	6.30	6.73
6937	NASDAQ	CENX	Fri, Oct 27, 2023	5.86	6.19	5.70	6.18
6936	NASDAQ	CENX	Thu, Oct 26, 2023	5.80	5.97	5.71	5.79
6935	NASDAQ	CENX	Wed, Oct 25, 2023	6.06	6.08	5.76	5.80
6934	NASDAQ	CENX	Tue, Oct 24, 2023	6.06	6.20	6.00	6.05
6933	NASDAQ	CENX	Mon, Oct 23, 2023	5.99	6.10	5.86	5.89
6932	NASDAQ	CENX	Fri, Oct 20, 2023	6.08	6.18	5.94	6.07
6931	NASDAQ	CENX	Thu, Oct 19, 2023	6.43	6.47	6.12	6.13
6930	NASDAQ	CENX	Wed, Oct 18, 2023	6.78	6.78	6.42	6.49
6929	NASDAQ	CENX	Tue, Oct 17, 2023	6.50	7.17	6.49	6.80
6928	NASDAQ	CENX	Mon, Oct 16, 2023	6.64	6.74	6.58	6.58
6927	NASDAQ	CENX	Fri, Oct 13, 2023	6.60	6.71	6.47	6.51
6926	NASDAQ	CENX	Thu, Oct 12, 2023	6.79	6.79	6.41	6.58
6925	NASDAQ	CENX	Wed, Oct 11, 2023	6.94	6.95	6.63	6.79
6924	NASDAQ	CENX	Tue, Oct 10, 2023	6.59	6.92	6.50	6.85
6923	NASDAQ	CENX	Mon, Oct 9, 2023	6.38	6.66	6.31	6.57
6922	NASDAQ	CENX	Fri, Oct 6, 2023	6.25	6.52	6.18	6.45
6921	NASDAQ	CENX	Thu, Oct 5, 2023	6.49	6.61	6.29	6.29
6920	NASDAQ	CENX	Wed, Oct 4, 2023	6.76	6.81	6.34	6.51
6919	NASDAQ	CENX	Tue, Oct 3, 2023	6.78	7.00	6.72	6.79
6918	NASDAQ	CENX	Mon, Oct 2, 2023	7.10	7.22	6.89	6.97
6917	NASDAQ	CENX	Fri, Sep 29, 2023	6.85	7.30	6.83	7.19
6916	NASDAQ	CENX	Thu, Sep 28, 2023	6.61	6.77	6.54	6.61
6915	NASDAQ	CENX	Wed, Sep 27, 2023	6.58	6.67	6.42	6.50
6914	NASDAQ	CENX	Tue, Sep 26, 2023	6.50	6.62	6.43	6.52
6913	NASDAQ	CENX	Mon, Sep 25, 2023	6.73	6.73	6.48	6.55
6912	NASDAQ	CENX	Fri, Sep 22, 2023	6.94	6.96	6.79	6.82
6911	NASDAQ	CENX	Thu, Sep 21, 2023	6.90	7.03	6.79	6.81
6910	NASDAQ	CENX	Wed, Sep 20, 2023	6.96	7.24	6.93	7.11
6909	NASDAQ	CENX	Tue, Sep 19, 2023	7.30	7.38	6.87	6.88
6908	NASDAQ	CENX	Mon, Sep 18, 2023	7.53	7.55	7.27	7.28
6907	NASDAQ	CENX	Fri, Sep 15, 2023	7.58	7.64	7.42	7.52
6906	NASDAQ	CENX	Thu, Sep 14, 2023	7.43	7.66	7.43	7.59
6905	NASDAQ	CENX	Wed, Sep 13, 2023	7.37	7.40	7.19	7.25
6904	NASDAQ	CENX	Tue, Sep 12, 2023	7.38	7.51	7.30	7.34
6903	NASDAQ	CENX	Mon, Sep 11, 2023	7.44	7.44	7.44	7.44
6902	NASDAQ	CENX	Fri, Sep 8, 2023	7.24	7.28	6.99	7.07
6901	NASDAQ	CENX	Thu, Sep 7, 2023	7.39	7.39	7.15	7.30
6900	NASDAQ	CENX	Wed, Sep 6, 2023	7.42	7.57	7.39	7.56
6899	NASDAQ	CENX	Tue, Sep 5, 2023	7.62	7.62	7.35	7.45
6898	NASDAQ	CENX	Fri, Sep 1, 2023	7.65	7.78	7.60	7.74
6897	NASDAQ	CENX	Thu, Aug 31, 2023	7.50	7.71	7.44	7.44
6896	NASDAQ	CENX	Wed, Aug 30, 2023	7.59	7.65	7.43	7.49
6895	NASDAQ	CENX	Tue, Aug 29, 2023	7.31	7.58	7.21	7.55
6894	NASDAQ	CENX	Mon, Aug 28, 2023	7.29	7.43	7.28	7.33
6893	NASDAQ	CENX	Fri, Aug 25, 2023	7.45	7.53	7.18	7.28
6892	NASDAQ	CENX	Thu, Aug 24, 2023	7.66	7.72	7.27	7.38
6891	NASDAQ	CENX	Wed, Aug 23, 2023	7.92	7.95	7.69	7.72
6890	NASDAQ	CENX	Tue, Aug 22, 2023	8.03	8.08	7.77	7.92
6889	NASDAQ	CENX	Mon, Aug 21, 2023	8.10	8.10	7.80	7.89
6888	NASDAQ	CENX	Fri, Aug 18, 2023	7.97	8.15	7.73	8.10
6887	NASDAQ	CENX	Thu, Aug 17, 2023	7.93	8.31	7.88	8.16
6886	NASDAQ	CENX	Wed, Aug 16, 2023	7.75	8.02	7.68	7.77
6885	NASDAQ	CENX	Tue, Aug 15, 2023	7.93	8.05	7.77	7.80
6884	NASDAQ	CENX	Mon, Aug 14, 2023	7.94	8.21	7.75	8.08
6883	NASDAQ	CENX	Fri, Aug 11, 2023	8.15	8.28	7.89	8.07
6882	NASDAQ	CENX	Thu, Aug 10, 2023	9.08	9.14	8.09	8.22
6881	NASDAQ	CENX	Wed, Aug 9, 2023	9.00	9.03	8.75	8.99
6880	NASDAQ	CENX	Tue, Aug 8, 2023	8.86	8.98	8.68	8.98
6879	NASDAQ	CENX	Mon, Aug 7, 2023	9.17	9.18	8.88	9.15
6878	NASDAQ	CENX	Fri, Aug 4, 2023	9.21	9.30	8.99	9.06
6877	NASDAQ	CENX	Thu, Aug 3, 2023	8.73	9.28	8.69	9.24
6876	NASDAQ	CENX	Wed, Aug 2, 2023	9.00	9.00	8.70	8.74
6875	NASDAQ	CENX	Tue, Aug 1, 2023	9.10	9.27	9.02	9.24
6874	NASDAQ	CENX	Mon, Jul 31, 2023	9.20	9.37	9.14	9.30
6873	NASDAQ	CENX	Fri, Jul 28, 2023	9.00	9.13	8.85	9.08
6872	NASDAQ	CENX	Thu, Jul 27, 2023	9.18	9.22	8.92	8.96
6871	NASDAQ	CENX	Wed, Jul 26, 2023	9.02	9.20	9.01	9.16
6870	NASDAQ	CENX	Tue, Jul 25, 2023	8.98	9.38	8.98	9.14
6869	NASDAQ	CENX	Mon, Jul 24, 2023	8.86	9.12	8.70	8.91
6868	NASDAQ	CENX	Fri, Jul 21, 2023	8.79	8.83	8.62	8.82
6867	NASDAQ	CENX	Thu, Jul 20, 2023	9.25	9.30	8.70	8.75
6866	NASDAQ	CENX	Wed, Jul 19, 2023	8.88	9.11	8.69	9.11
6865	NASDAQ	CENX	Tue, Jul 18, 2023	9.02	9.16	8.80	8.88
6864	NASDAQ	CENX	Mon, Jul 17, 2023	8.59	9.07	8.57	9.04
6863	NASDAQ	CENX	Fri, Jul 14, 2023	9.00	9.09	8.65	8.73
6862	NASDAQ	CENX	Thu, Jul 13, 2023	8.48	9.12	8.44	9.08
6861	NASDAQ	CENX	Wed, Jul 12, 2023	8.43	8.60	8.26	8.39
6860	NASDAQ	CENX	Tue, Jul 11, 2023	8.30	8.46	7.82	8.20
6859	NASDAQ	CENX	Mon, Jul 10, 2023	8.77	9.08	8.73	8.81
6858	NASDAQ	CENX	Fri, Jul 7, 2023	8.48	8.95	8.44	8.85
6857	NASDAQ	CENX	Thu, Jul 6, 2023	8.42	8.44	8.11	8.42
6856	NASDAQ	CENX	Wed, Jul 5, 2023	8.92	8.92	8.50	8.64
6855	NASDAQ	CENX	Mon, Jul 3, 2023	8.85	9.23	8.84	9.08
6854	NASDAQ	CENX	Fri, Jun 30, 2023	8.87	8.90	8.65	8.72
6853	NASDAQ	CENX	Thu, Jun 29, 2023	8.79	8.88	8.71	8.79
6852	NASDAQ	CENX	Wed, Jun 28, 2023	8.88	8.93	8.71	8.79
6851	NASDAQ	CENX	Tue, Jun 27, 2023	8.70	9.06	8.67	9.00
6850	NASDAQ	CENX	Mon, Jun 26, 2023	8.70	8.86	8.63	8.69
6849	NASDAQ	CENX	Fri, Jun 23, 2023	8.70	8.87	8.67	8.78
6848	NASDAQ	CENX	Thu, Jun 22, 2023	9.33	9.33	8.93	9.04
6847	NASDAQ	CENX	Wed, Jun 21, 2023	9.13	9.51	9.06	9.45
6846	NASDAQ	CENX	Tue, Jun 20, 2023	9.58	9.58	9.05	9.21
6845	NASDAQ	CENX	Fri, Jun 16, 2023	9.80	9.80	9.52	9.74
6844	NASDAQ	CENX	Thu, Jun 15, 2023	9.66	9.89	9.55	9.82
6843	NASDAQ	CENX	Wed, Jun 14, 2023	9.73	9.89	9.54	9.77
6842	NASDAQ	CENX	Tue, Jun 13, 2023	9.25	9.80	9.20	9.51
6841	NASDAQ	CENX	Mon, Jun 12, 2023	8.33	9.05	8.33	8.98
6840	NASDAQ	CENX	Fri, Jun 9, 2023	8.63	8.66	8.20	8.42
6839	NASDAQ	CENX	Thu, Jun 8, 2023	8.78	8.90	8.48	8.58
6838	NASDAQ	CENX	Wed, Jun 7, 2023	8.80	8.96	8.68	8.69
6837	NASDAQ	CENX	Tue, Jun 6, 2023	8.40	8.82	8.32	8.68
6836	NASDAQ	CENX	Mon, Jun 5, 2023	8.67	8.72	8.10	8.51
6835	NASDAQ	CENX	Fri, Jun 2, 2023	8.66	8.82	8.50	8.63
6834	NASDAQ	CENX	Thu, Jun 1, 2023	7.91	8.36	7.78	8.30
6833	NASDAQ	CENX	Wed, May 31, 2023	7.90	7.99	7.56	7.84
6832	NASDAQ	CENX	Tue, May 30, 2023	8.24	8.24	7.91	8.01
6831	NASDAQ	CENX	Fri, May 26, 2023	8.08	8.23	8.02	8.16
6830	NASDAQ	CENX	Thu, May 25, 2023	8.08	8.21	7.87	7.95
6829	NASDAQ	CENX	Wed, May 24, 2023	8.03	8.09	7.83	7.99
6828	NASDAQ	CENX	Tue, May 23, 2023	8.18	8.41	7.97	8.18
6827	NASDAQ	CENX	Mon, May 22, 2023	7.97	8.30	7.90	8.23
6826	NASDAQ	CENX	Fri, May 19, 2023	8.21	8.22	7.89	7.97
6825	NASDAQ	CENX	Thu, May 18, 2023	7.94	8.13	7.72	8.05
6824	NASDAQ	CENX	Wed, May 17, 2023	7.85	8.08	7.74	8.01
6823	NASDAQ	CENX	Tue, May 16, 2023	7.59	7.92	7.56	7.64
6822	NASDAQ	CENX	Mon, May 15, 2023	7.47	7.78	7.45	7.64
6821	NASDAQ	CENX	Fri, May 12, 2023	7.30	7.39	7.21	7.34
6820	NASDAQ	CENX	Thu, May 11, 2023	7.32	7.55	7.18	7.20
6819	NASDAQ	CENX	Wed, May 10, 2023	7.93	8.04	7.44	7.60
6818	NASDAQ	CENX	Tue, May 9, 2023	7.91	8.18	7.52	7.80
6817	NASDAQ	CENX	Mon, May 8, 2023	8.58	8.67	8.36	8.46
6816	NASDAQ	CENX	Fri, May 5, 2023	8.24	8.32	8.06	8.29
6815	NASDAQ	CENX	Thu, May 4, 2023	8.07	8.12	7.76	7.93
6814	NASDAQ	CENX	Wed, May 3, 2023	8.22	8.43	8.05	8.10
6813	NASDAQ	CENX	Tue, May 2, 2023	8.38	8.45	8.07	8.28
6812	NASDAQ	CENX	Mon, May 1, 2023	8.80	8.85	8.40	8.57
6811	NASDAQ	CENX	Fri, Apr 28, 2023	8.40	8.62	8.30	8.59
6810	NASDAQ	CENX	Thu, Apr 27, 2023	8.21	8.42	8.20	8.40
6809	NASDAQ	CENX	Wed, Apr 26, 2023	8.30	8.33	8.06	8.18
6808	NASDAQ	CENX	Tue, Apr 25, 2023	8.65	8.65	8.10	8.14
6807	NASDAQ	CENX	Mon, Apr 24, 2023	8.72	8.91	8.71	8.84
6806	NASDAQ	CENX	Fri, Apr 21, 2023	9.25	9.25	8.58	8.76
6805	NASDAQ	CENX	Thu, Apr 20, 2023	9.53	9.84	9.26	9.37
6804	NASDAQ	CENX	Wed, Apr 19, 2023	9.57	9.91	9.34	9.78
6803	NASDAQ	CENX	Tue, Apr 18, 2023	9.82	9.87	9.62	9.86
6802	NASDAQ	CENX	Mon, Apr 17, 2023	9.51	9.67	9.35	9.65
6801	NASDAQ	CENX	Fri, Apr 14, 2023	9.78	9.86	9.26	9.45
6800	NASDAQ	CENX	Thu, Apr 13, 2023	9.57	9.76	9.47	9.71
6799	NASDAQ	CENX	Wed, Apr 12, 2023	9.86	9.86	9.24	9.31
6798	NASDAQ	CENX	Tue, Apr 11, 2023	9.74	9.92	9.64	9.64
6797	NASDAQ	CENX	Mon, Apr 10, 2023	9.18	9.61	9.18	9.58
6796	NASDAQ	CENX	Thu, Apr 6, 2023	9.22	9.31	8.97	9.30
6795	NASDAQ	CENX	Wed, Apr 5, 2023	9.35	9.47	9.10	9.24
6794	NASDAQ	CENX	Tue, Apr 4, 2023	10.06	10.08	9.21	9.55
6793	NASDAQ	CENX	Mon, Apr 3, 2023	10.03	10.19	9.84	10.08
6792	NASDAQ	CENX	Fri, Mar 31, 2023	9.85	10.09	9.81	10.00
6791	NASDAQ	CENX	Thu, Mar 30, 2023	9.88	9.96	9.59	9.76
6790	NASDAQ	CENX	Wed, Mar 29, 2023	9.50	9.80	9.49	9.65
6789	NASDAQ	CENX	Tue, Mar 28, 2023	9.21	9.45	9.20	9.29
6788	NASDAQ	CENX	Mon, Mar 27, 2023	9.10	9.31	8.96	9.21
6787	NASDAQ	CENX	Fri, Mar 24, 2023	8.78	9.04	8.52	8.97
6786	NASDAQ	CENX	Thu, Mar 23, 2023	8.87	9.29	8.79	9.01
6785	NASDAQ	CENX	Wed, Mar 22, 2023	9.20	9.38	8.73	8.75
6784	NASDAQ	CENX	Tue, Mar 21, 2023	9.22	9.35	9.02	9.15
6783	NASDAQ	CENX	Mon, Mar 20, 2023	8.84	9.05	8.74	8.94
6782	NASDAQ	CENX	Fri, Mar 17, 2023	9.04	9.14	8.62	8.66
6781	NASDAQ	CENX	Thu, Mar 16, 2023	8.93	9.27	8.68	9.16
6780	NASDAQ	CENX	Wed, Mar 15, 2023	9.62	9.62	8.68	9.06
6779	NASDAQ	CENX	Tue, Mar 14, 2023	9.98	10.40	9.86	10.14
6778	NASDAQ	CENX	Mon, Mar 13, 2023	9.80	9.91	9.30	9.69
6777	NASDAQ	CENX	Fri, Mar 10, 2023	11.32	11.32	10.00	10.08
6776	NASDAQ	CENX	Thu, Mar 9, 2023	12.09	12.21	11.26	11.33
6775	NASDAQ	CENX	Wed, Mar 8, 2023	12.07	12.21	11.68	12.08
6774	NASDAQ	CENX	Tue, Mar 7, 2023	12.20	12.27	11.84	12.01
6773	NASDAQ	CENX	Mon, Mar 6, 2023	12.71	12.85	12.15	12.34
6772	NASDAQ	CENX	Fri, Mar 3, 2023	12.61	12.97	12.45	12.90
6771	NASDAQ	CENX	Thu, Mar 2, 2023	11.90	12.56	11.74	12.52
6770	NASDAQ	CENX	Wed, Mar 1, 2023	12.02	12.65	11.95	12.28
6769	NASDAQ	CENX	Tue, Feb 28, 2023	11.24	12.20	11.24	12.07
6768	NASDAQ	CENX	Mon, Feb 27, 2023	10.89	11.38	10.73	11.28
6767	NASDAQ	CENX	Fri, Feb 24, 2023	10.73	10.74	9.80	10.64
6766	NASDAQ	CENX	Thu, Feb 23, 2023	10.38	10.49	9.79	10.36
6765	NASDAQ	CENX	Wed, Feb 22, 2023	10.20	10.69	10.15	10.43
6764	NASDAQ	CENX	Tue, Feb 21, 2023	10.40	10.55	10.22	10.27
6763	NASDAQ	CENX	Fri, Feb 17, 2023	10.46	10.47	10.12	10.36
6762	NASDAQ	CENX	Thu, Feb 16, 2023	10.61	11.10	10.57	10.64
6761	NASDAQ	CENX	Wed, Feb 15, 2023	10.32	10.80	10.12	10.77
6760	NASDAQ	CENX	Tue, Feb 14, 2023	10.12	10.59	9.92	10.54
6759	NASDAQ	CENX	Mon, Feb 13, 2023	10.24	10.36	10.01	10.22
6758	NASDAQ	CENX	Fri, Feb 10, 2023	10.39	10.42	9.99	10.22
6757	NASDAQ	CENX	Thu, Feb 9, 2023	10.93	11.09	10.37	10.53
6756	NASDAQ	CENX	Wed, Feb 8, 2023	11.28	11.34	10.51	10.76
6755	NASDAQ	CENX	Tue, Feb 7, 2023	10.58	11.49	10.56	11.44
6754	NASDAQ	CENX	Mon, Feb 6, 2023	11.38	11.87	10.35	10.55
6753	NASDAQ	CENX	Fri, Feb 3, 2023	11.33	11.41	10.86	10.94
6752	NASDAQ	CENX	Thu, Feb 2, 2023	11.45	11.88	11.36	11.58
6751	NASDAQ	CENX	Wed, Feb 1, 2023	11.18	11.40	10.55	11.33
6750	NASDAQ	CENX	Tue, Jan 31, 2023	10.45	11.41	10.31	11.24
6749	NASDAQ	CENX	Mon, Jan 30, 2023	10.69	10.78	10.47	10.48
6748	NASDAQ	CENX	Fri, Jan 27, 2023	11.07	11.25	10.78	10.99
6747	NASDAQ	CENX	Thu, Jan 26, 2023	11.10	11.22	10.59	11.20
6746	NASDAQ	CENX	Wed, Jan 25, 2023	10.75	11.20	10.58	11.04
6745	NASDAQ	CENX	Tue, Jan 24, 2023	10.45	11.16	10.29	11.04
6744	NASDAQ	CENX	Mon, Jan 23, 2023	10.68	10.75	10.39	10.63
6743	NASDAQ	CENX	Fri, Jan 20, 2023	10.10	10.68	9.84	10.64
6742	NASDAQ	CENX	Thu, Jan 19, 2023	10.30	10.47	9.96	10.12
6741	NASDAQ	CENX	Wed, Jan 18, 2023	10.70	11.43	10.61	10.64
6740	NASDAQ	CENX	Tue, Jan 17, 2023	9.90	10.50	9.89	10.48
6739	NASDAQ	CENX	Fri, Jan 13, 2023	9.71	10.07	9.67	10.01
6738	NASDAQ	CENX	Thu, Jan 12, 2023	10.13	10.26	9.24	9.88
6737	NASDAQ	CENX	Wed, Jan 11, 2023	10.40	10.50	9.82	9.96
6736	NASDAQ	CENX	Tue, Jan 10, 2023	9.52	10.34	9.35	10.29
6735	NASDAQ	CENX	Mon, Jan 9, 2023	9.68	9.89	9.36	9.60
6734	NASDAQ	CENX	Fri, Jan 6, 2023	8.70	9.41	8.55	9.32
6733	NASDAQ	CENX	Thu, Jan 5, 2023	8.12	8.54	7.87	8.47
6732	NASDAQ	CENX	Wed, Jan 4, 2023	8.17	8.33	8.06	8.10
6731	NASDAQ	CENX	Tue, Jan 3, 2023	8.34	8.58	8.01	8.15
6730	NASDAQ	CENX	Fri, Dec 30, 2022	8.18	8.44	8.05	8.18
6729	NASDAQ	CENX	Thu, Dec 29, 2022	7.76	8.34	7.67	8.33
6728	NASDAQ	CENX	Wed, Dec 28, 2022	7.87	7.95	7.59	7.60
6727	NASDAQ	CENX	Tue, Dec 27, 2022	7.95	8.20	7.81	7.90
6726	NASDAQ	CENX	Fri, Dec 23, 2022	7.81	8.00	7.65	7.88
6725	NASDAQ	CENX	Thu, Dec 22, 2022	8.03	8.07	7.43	7.77
6724	NASDAQ	CENX	Wed, Dec 21, 2022	7.98	8.31	7.77	8.06
6723	NASDAQ	CENX	Tue, Dec 20, 2022	7.17	7.81	7.16	7.74
6722	NASDAQ	CENX	Mon, Dec 19, 2022	7.37	7.47	7.04	7.15
6721	NASDAQ	CENX	Fri, Dec 16, 2022	7.21	7.42	7.06	7.31
6720	NASDAQ	CENX	Thu, Dec 15, 2022	7.96	7.99	7.32	7.35
6719	NASDAQ	CENX	Wed, Dec 14, 2022	8.07	8.34	7.86	8.16
6718	NASDAQ	CENX	Tue, Dec 13, 2022	8.59	8.59	7.84	8.17
6717	NASDAQ	CENX	Mon, Dec 12, 2022	7.68	8.16	7.55	8.06
6716	NASDAQ	CENX	Fri, Dec 9, 2022	8.08	8.24	7.74	7.75
6715	NASDAQ	CENX	Thu, Dec 8, 2022	8.31	8.55	8.08	8.13
6714	NASDAQ	CENX	Wed, Dec 7, 2022	8.27	8.38	8.05	8.07
6713	NASDAQ	CENX	Tue, Dec 6, 2022	8.27	8.65	8.16	8.37
6712	NASDAQ	CENX	Mon, Dec 5, 2022	9.48	9.64	8.11	8.18
6711	NASDAQ	CENX	Fri, Dec 2, 2022	8.55	9.55	8.52	9.47
6710	NASDAQ	CENX	Thu, Dec 1, 2022	9.01	9.20	8.76	8.81
6709	NASDAQ	CENX	Wed, Nov 30, 2022	8.64	9.03	8.32	9.01
6708	NASDAQ	CENX	Tue, Nov 29, 2022	8.26	8.63	8.22	8.43
6707	NASDAQ	CENX	Mon, Nov 28, 2022	8.24	8.37	7.97	8.02
6706	NASDAQ	CENX	Fri, Nov 25, 2022	8.81	8.91	8.40	8.44
6705	NASDAQ	CENX	Wed, Nov 23, 2022	8.50	8.74	8.35	8.73
6704	NASDAQ	CENX	Tue, Nov 22, 2022	8.42	8.67	8.40	8.63
6703	NASDAQ	CENX	Mon, Nov 21, 2022	8.32	8.33	7.78	8.27
6702	NASDAQ	CENX	Fri, Nov 18, 2022	8.48	8.79	8.31	8.48
6701	NASDAQ	CENX	Thu, Nov 17, 2022	8.50	8.59	8.05	8.39
6700	NASDAQ	CENX	Wed, Nov 16, 2022	8.95	8.97	8.64	8.92
6699	NASDAQ	CENX	Tue, Nov 15, 2022	9.33	9.63	9.03	9.17
6698	NASDAQ	CENX	Mon, Nov 14, 2022	9.27	9.50	8.93	9.07
6697	NASDAQ	CENX	Fri, Nov 11, 2022	8.35	10.23	8.33	9.48
6696	NASDAQ	CENX	Thu, Nov 10, 2022	7.51	8.07	7.29	7.96
6695	NASDAQ	CENX	Wed, Nov 9, 2022	7.69	7.80	6.77	6.90
6694	NASDAQ	CENX	Tue, Nov 8, 2022	7.54	8.17	7.47	7.88
6693	NASDAQ	CENX	Mon, Nov 7, 2022	7.39	7.41	7.05	7.28
6692	NASDAQ	CENX	Fri, Nov 4, 2022	6.90	7.52	6.85	7.28
6691	NASDAQ	CENX	Thu, Nov 3, 2022	6.38	6.58	6.31	6.41
6690	NASDAQ	CENX	Wed, Nov 2, 2022	7.29	7.29	6.55	6.55
6689	NASDAQ	CENX	Tue, Nov 1, 2022	7.43	7.73	7.20	7.30
6688	NASDAQ	CENX	Mon, Oct 31, 2022	7.07	7.43	7.01	7.21
6687	NASDAQ	CENX	Fri, Oct 28, 2022	7.11	7.42	7.03	7.16
6686	NASDAQ	CENX	Thu, Oct 27, 2022	7.50	7.56	7.21	7.37
6685	NASDAQ	CENX	Wed, Oct 26, 2022	7.05	7.74	6.99	7.49
6684	NASDAQ	CENX	Tue, Oct 25, 2022	6.46	7.15	6.39	6.98
6683	NASDAQ	CENX	Mon, Oct 24, 2022	6.69	6.70	6.38	6.58
6682	NASDAQ	CENX	Fri, Oct 21, 2022	6.27	6.85	6.22	6.78
6681	NASDAQ	CENX	Thu, Oct 20, 2022	5.73	6.52	5.72	6.27
6680	NASDAQ	CENX	Wed, Oct 19, 2022	6.10	6.18	5.83	5.91
6679	NASDAQ	CENX	Tue, Oct 18, 2022	6.55	6.60	6.08	6.17
6678	NASDAQ	CENX	Mon, Oct 17, 2022	6.02	6.45	5.95	6.33
6677	NASDAQ	CENX	Fri, Oct 14, 2022	6.59	6.59	5.72	5.76
6676	NASDAQ	CENX	Thu, Oct 13, 2022	5.95	6.57	5.77	6.51
6675	NASDAQ	CENX	Wed, Oct 12, 2022	5.67	6.29	5.32	6.27
6674	NASDAQ	CENX	Tue, Oct 11, 2022	5.97	6.14	5.63	5.72
6673	NASDAQ	CENX	Mon, Oct 10, 2022	6.23	6.31	6.05	6.17
6672	NASDAQ	CENX	Fri, Oct 7, 2022	6.32	6.39	6.04	6.08
6671	NASDAQ	CENX	Thu, Oct 6, 2022	6.46	6.66	6.38	6.50
6670	NASDAQ	CENX	Wed, Oct 5, 2022	6.42	6.79	6.17	6.66
6669	NASDAQ	CENX	Tue, Oct 4, 2022	6.53	6.69	6.40	6.66
6668	NASDAQ	CENX	Mon, Oct 3, 2022	5.45	6.40	5.44	6.27
6667	NASDAQ	CENX	Fri, Sep 30, 2022	5.93	6.10	5.27	5.28
6666	NASDAQ	CENX	Thu, Sep 29, 2022	6.48	6.63	5.93	6.46
6665	NASDAQ	CENX	Wed, Sep 28, 2022	6.15	6.30	6.01	6.17
6664	NASDAQ	CENX	Tue, Sep 27, 2022	5.96	6.39	5.96	6.09
6663	NASDAQ	CENX	Mon, Sep 26, 2022	5.85	6.11	5.73	5.77
6662	NASDAQ	CENX	Fri, Sep 23, 2022	6.00	6.15	5.81	5.95
6661	NASDAQ	CENX	Thu, Sep 22, 2022	6.79	6.91	6.34	6.34
6660	NASDAQ	CENX	Wed, Sep 21, 2022	6.94	7.05	6.70	6.71
6659	NASDAQ	CENX	Tue, Sep 20, 2022	7.45	7.47	6.82	6.88
6658	NASDAQ	CENX	Mon, Sep 19, 2022	7.00	7.75	6.92	7.65
6657	NASDAQ	CENX	Fri, Sep 16, 2022	7.24	7.30	7.03	7.20
6656	NASDAQ	CENX	Thu, Sep 15, 2022	7.26	7.71	7.26	7.40
6655	NASDAQ	CENX	Wed, Sep 14, 2022	8.04	8.04	7.26	7.43
6654	NASDAQ	CENX	Tue, Sep 13, 2022	8.20	8.61	8.11	8.28
6653	NASDAQ	CENX	Mon, Sep 12, 2022	8.60	9.02	8.44	8.61
6652	NASDAQ	CENX	Fri, Sep 9, 2022	7.97	8.36	7.94	8.31
6651	NASDAQ	CENX	Thu, Sep 8, 2022	7.47	7.73	7.35	7.66
6650	NASDAQ	CENX	Wed, Sep 7, 2022	7.21	7.46	7.05	7.40
6649	NASDAQ	CENX	Tue, Sep 6, 2022	7.57	7.66	7.21	7.31
6648	NASDAQ	CENX	Fri, Sep 2, 2022	7.73	7.82	7.36	7.38
6647	NASDAQ	CENX	Thu, Sep 1, 2022	7.40	7.49	7.16	7.37
6646	NASDAQ	CENX	Wed, Aug 31, 2022	7.87	7.92	7.61	7.72
6645	NASDAQ	CENX	Tue, Aug 30, 2022	8.43	8.43	7.84	7.92
6644	NASDAQ	CENX	Mon, Aug 29, 2022	8.40	8.61	8.29	8.46
6643	NASDAQ	CENX	Fri, Aug 26, 2022	9.29	9.34	8.56	8.57
6642	NASDAQ	CENX	Thu, Aug 25, 2022	9.00	9.22	8.85	9.16
6641	NASDAQ	CENX	Wed, Aug 24, 2022	8.42	8.87	8.37	8.87
6640	NASDAQ	CENX	Tue, Aug 23, 2022	8.15	8.69	8.14	8.57
6639	NASDAQ	CENX	Mon, Aug 22, 2022	7.95	8.13	7.82	7.97
6638	NASDAQ	CENX	Fri, Aug 19, 2022	8.69	8.76	8.18	8.21
6637	NASDAQ	CENX	Thu, Aug 18, 2022	8.75	9.02	8.72	8.98
6636	NASDAQ	CENX	Wed, Aug 17, 2022	8.81	8.86	8.51	8.60
6635	NASDAQ	CENX	Tue, Aug 16, 2022	9.11	9.27	8.96	9.03
6634	NASDAQ	CENX	Mon, Aug 15, 2022	9.32	9.32	8.68	8.89
6633	NASDAQ	CENX	Fri, Aug 12, 2022	9.85	10.02	9.45	9.69
6632	NASDAQ	CENX	Thu, Aug 11, 2022	9.59	10.21	9.48	9.88
6631	NASDAQ	CENX	Wed, Aug 10, 2022	8.20	9.70	8.10	9.55
6630	NASDAQ	CENX	Tue, Aug 9, 2022	7.92	8.15	7.86	8.05
6629	NASDAQ	CENX	Mon, Aug 8, 2022	8.02	8.23	7.85	7.86
6628	NASDAQ	CENX	Fri, Aug 5, 2022	7.56	7.95	7.37	7.86
6627	NASDAQ	CENX	Thu, Aug 4, 2022	7.87	8.02	7.57	7.60
6626	NASDAQ	CENX	Wed, Aug 3, 2022	8.01	8.02	7.73	7.89
6625	NASDAQ	CENX	Tue, Aug 2, 2022	7.66	8.09	7.59	7.89
6624	NASDAQ	CENX	Mon, Aug 1, 2022	7.85	7.90	7.52	7.76
6623	NASDAQ	CENX	Fri, Jul 29, 2022	7.73	7.98	7.48	7.89
6622	NASDAQ	CENX	Thu, Jul 28, 2022	7.53	7.77	7.16	7.63
6621	NASDAQ	CENX	Wed, Jul 27, 2022	7.11	7.56	6.86	7.45
6620	NASDAQ	CENX	Tue, Jul 26, 2022	7.09	7.19	6.79	7.04
6619	NASDAQ	CENX	Mon, Jul 25, 2022	7.15	7.34	7.01	7.15
6618	NASDAQ	CENX	Fri, Jul 22, 2022	7.13	7.43	6.88	7.01
6617	NASDAQ	CENX	Thu, Jul 21, 2022	7.05	7.22	6.75	6.99
6616	NASDAQ	CENX	Wed, Jul 20, 2022	7.23	7.27	6.99	7.15
6615	NASDAQ	CENX	Tue, Jul 19, 2022	7.12	7.30	7.02	7.28
6614	NASDAQ	CENX	Mon, Jul 18, 2022	7.52	7.64	7.04	7.07
6613	NASDAQ	CENX	Fri, Jul 15, 2022	6.87	7.18	6.71	7.18
6612	NASDAQ	CENX	Thu, Jul 14, 2022	6.93	6.98	6.62	6.72
6611	NASDAQ	CENX	Wed, Jul 13, 2022	7.03	7.29	6.90	7.23
6610	NASDAQ	CENX	Tue, Jul 12, 2022	6.83	7.29	6.75	7.08
6609	NASDAQ	CENX	Mon, Jul 11, 2022	7.17	7.25	6.98	7.06
6608	NASDAQ	CENX	Fri, Jul 8, 2022	7.62	7.69	7.23	7.28
6607	NASDAQ	CENX	Thu, Jul 7, 2022	7.23	7.69	7.19	7.62
6606	NASDAQ	CENX	Wed, Jul 6, 2022	6.84	7.00	6.58	6.89
6605	NASDAQ	CENX	Tue, Jul 5, 2022	7.00	7.18	6.70	6.84
6604	NASDAQ	CENX	Fri, Jul 1, 2022	7.16	7.42	6.96	7.28
6603	NASDAQ	CENX	Thu, Jun 30, 2022	7.24	7.54	7.09	7.37
6602	NASDAQ	CENX	Wed, Jun 29, 2022	7.88	7.91	7.31	7.44
6601	NASDAQ	CENX	Tue, Jun 28, 2022	8.52	8.55	7.81	7.87
6600	NASDAQ	CENX	Mon, Jun 27, 2022	8.19	8.35	7.91	8.32
6599	NASDAQ	CENX	Fri, Jun 24, 2022	7.18	8.08	7.08	8.02
6598	NASDAQ	CENX	Thu, Jun 23, 2022	8.30	8.49	6.93	7.11
6597	NASDAQ	CENX	Wed, Jun 22, 2022	8.98	8.98	8.44	8.54
6596	NASDAQ	CENX	Tue, Jun 21, 2022	9.48	9.75	9.23	9.33
6595	NASDAQ	CENX	Fri, Jun 17, 2022	10.01	10.10	9.20	9.23
6594	NASDAQ	CENX	Thu, Jun 16, 2022	10.20	10.49	9.88	9.96
6593	NASDAQ	CENX	Wed, Jun 15, 2022	10.95	11.03	10.36	10.59
6592	NASDAQ	CENX	Tue, Jun 14, 2022	10.56	10.82	10.20	10.75
6591	NASDAQ	CENX	Mon, Jun 13, 2022	10.64	10.78	10.13	10.43
6590	NASDAQ	CENX	Fri, Jun 10, 2022	10.91	11.40	10.83	11.26
6589	NASDAQ	CENX	Thu, Jun 9, 2022	12.00	12.01	11.30	11.36
6588	NASDAQ	CENX	Wed, Jun 8, 2022	12.54	12.74	11.98	12.14
6587	NASDAQ	CENX	Tue, Jun 7, 2022	12.05	12.72	11.96	12.67
6586	NASDAQ	CENX	Mon, Jun 6, 2022	12.69	12.69	11.97	12.33
6585	NASDAQ	CENX	Fri, Jun 3, 2022	12.30	12.41	11.84	12.37
6584	NASDAQ	CENX	Thu, Jun 2, 2022	11.96	12.60	11.96	12.54
6583	NASDAQ	CENX	Wed, Jun 1, 2022	11.86	12.10	11.44	11.80
6582	NASDAQ	CENX	Tue, May 31, 2022	12.61	12.71	11.74	11.80
6581	NASDAQ	CENX	Fri, May 27, 2022	11.96	12.38	11.66	12.37
6580	NASDAQ	CENX	Thu, May 26, 2022	11.65	11.95	11.38	11.76
6579	NASDAQ	CENX	Wed, May 25, 2022	11.59	11.85	11.30	11.65
6578	NASDAQ	CENX	Tue, May 24, 2022	12.19	12.35	11.70	11.87
6577	NASDAQ	CENX	Mon, May 23, 2022	12.05	12.60	11.90	12.49
6576	NASDAQ	CENX	Fri, May 20, 2022	12.31	12.51	11.04	11.67
6575	NASDAQ	CENX	Thu, May 19, 2022	11.46	12.36	11.38	12.12
6574	NASDAQ	CENX	Wed, May 18, 2022	12.97	13.17	11.42	11.54
6573	NASDAQ	CENX	Tue, May 17, 2022	13.86	14.16	13.55	13.79
6572	NASDAQ	CENX	Mon, May 16, 2022	13.03	13.60	13.03	13.26
6571	NASDAQ	CENX	Fri, May 13, 2022	12.38	13.10	12.33	12.79
6570	NASDAQ	CENX	Thu, May 12, 2022	12.10	12.26	11.45	11.85
6569	NASDAQ	CENX	Wed, May 11, 2022	12.67	13.40	12.42	12.49
6568	NASDAQ	CENX	Tue, May 10, 2022	12.38	12.74	11.80	12.41
6567	NASDAQ	CENX	Mon, May 9, 2022	13.37	13.37	12.02	12.16
6566	NASDAQ	CENX	Fri, May 6, 2022	14.37	14.45	13.68	13.77
6565	NASDAQ	CENX	Thu, May 5, 2022	15.55	15.72	14.14	14.57
6564	NASDAQ	CENX	Wed, May 4, 2022	15.43	15.82	14.66	15.46
6563	NASDAQ	CENX	Tue, May 3, 2022	16.05	16.13	15.11	15.29
6562	NASDAQ	CENX	Mon, May 2, 2022	16.55	16.80	15.48	16.25
6561	NASDAQ	CENX	Fri, Apr 29, 2022	17.99	18.66	16.51	16.87
6560	NASDAQ	CENX	Thu, Apr 28, 2022	19.51	19.66	18.51	19.33
6559	NASDAQ	CENX	Wed, Apr 27, 2022	19.92	20.33	19.33	19.70
6558	NASDAQ	CENX	Tue, Apr 26, 2022	19.98	20.45	19.21	19.46
6557	NASDAQ	CENX	Mon, Apr 25, 2022	19.54	20.53	19.07	20.15
6556	NASDAQ	CENX	Fri, Apr 22, 2022	21.95	22.13	20.52	20.70
6555	NASDAQ	CENX	Thu, Apr 21, 2022	23.97	24.00	21.25	21.96
6554	NASDAQ	CENX	Wed, Apr 20, 2022	25.62	25.65	24.35	24.84
6553	NASDAQ	CENX	Tue, Apr 19, 2022	27.03	27.11	25.55	25.91
6552	NASDAQ	CENX	Mon, Apr 18, 2022	27.62	28.10	27.08	27.55
6551	NASDAQ	CENX	Thu, Apr 14, 2022	26.09	27.70	26.08	27.41
6550	NASDAQ	CENX	Wed, Apr 13, 2022	25.06	26.20	24.64	26.14
6549	NASDAQ	CENX	Tue, Apr 12, 2022	25.30	25.85	24.74	24.76
6548	NASDAQ	CENX	Mon, Apr 11, 2022	26.30	26.30	24.45	24.78
6547	NASDAQ	CENX	Fri, Apr 8, 2022	27.37	29.24	26.03	26.66
6546	NASDAQ	CENX	Thu, Apr 7, 2022	27.16	27.76	26.55	27.34
6545	NASDAQ	CENX	Wed, Apr 6, 2022	26.67	27.89	26.02	27.19
6544	NASDAQ	CENX	Tue, Apr 5, 2022	26.97	27.92	25.68	26.52
6543	NASDAQ	CENX	Mon, Apr 4, 2022	26.99	27.27	26.42	26.62
6542	NASDAQ	CENX	Fri, Apr 1, 2022	26.70	27.74	26.13	26.84
6541	NASDAQ	CENX	Thu, Mar 31, 2022	26.59	27.05	26.25	26.31
6540	NASDAQ	CENX	Wed, Mar 30, 2022	26.94	27.43	26.30	26.71
6539	NASDAQ	CENX	Tue, Mar 29, 2022	26.47	26.53	24.76	26.32
6538	NASDAQ	CENX	Mon, Mar 28, 2022	27.65	27.94	26.87	27.80
6537	NASDAQ	CENX	Fri, Mar 25, 2022	28.85	29.07	28.05	28.34
6536	NASDAQ	CENX	Thu, Mar 24, 2022	29.09	29.85	28.23	28.82
6535	NASDAQ	CENX	Wed, Mar 23, 2022	27.30	29.81	27.29	29.18
6534	NASDAQ	CENX	Tue, Mar 22, 2022	27.08	28.06	26.56	27.13
6533	NASDAQ	CENX	Mon, Mar 21, 2022	25.53	27.79	25.49	27.09
6532	NASDAQ	CENX	Fri, Mar 18, 2022	24.06	24.43	23.21	24.38
6531	NASDAQ	CENX	Thu, Mar 17, 2022	22.90	24.40	22.70	24.17
6530	NASDAQ	CENX	Wed, Mar 16, 2022	23.02	23.88	21.80	22.40
6529	NASDAQ	CENX	Tue, Mar 15, 2022	22.03	22.61	21.72	22.59
6528	NASDAQ	CENX	Mon, Mar 14, 2022	23.25	23.61	22.17	22.76
6527	NASDAQ	CENX	Fri, Mar 11, 2022	25.46	26.39	23.85	23.95
6526	NASDAQ	CENX	Thu, Mar 10, 2022	26.13	26.71	25.41	26.21
6525	NASDAQ	CENX	Wed, Mar 9, 2022	25.35	25.90	24.40	25.39
6524	NASDAQ	CENX	Tue, Mar 8, 2022	26.52	27.67	24.81	25.77
6523	NASDAQ	CENX	Mon, Mar 7, 2022	29.95	30.36	27.29	28.36
6522	NASDAQ	CENX	Fri, Mar 4, 2022	28.20	29.99	27.78	29.49
6521	NASDAQ	CENX	Thu, Mar 3, 2022	27.15	29.15	26.99	28.45
6520	NASDAQ	CENX	Wed, Mar 2, 2022	26.68	27.22	25.87	26.99
6519	NASDAQ	CENX	Tue, Mar 1, 2022	24.10	27.18	23.99	26.35
6518	NASDAQ	CENX	Mon, Feb 28, 2022	22.96	24.03	22.82	23.62
6517	NASDAQ	CENX	Fri, Feb 25, 2022	20.69	23.42	19.75	22.98
6516	NASDAQ	CENX	Thu, Feb 24, 2022	21.08	21.74	20.28	20.68
6515	NASDAQ	CENX	Wed, Feb 23, 2022	21.22	21.92	21.10	21.40
6514	NASDAQ	CENX	Tue, Feb 22, 2022	21.70	22.05	20.20	21.06
6513	NASDAQ	CENX	Fri, Feb 18, 2022	21.25	21.51	20.82	21.33
6512	NASDAQ	CENX	Thu, Feb 17, 2022	21.09	21.64	20.63	21.19
6511	NASDAQ	CENX	Wed, Feb 16, 2022	20.30	21.36	20.22	21.29
6510	NASDAQ	CENX	Tue, Feb 15, 2022	18.80	20.42	18.61	20.35
6509	NASDAQ	CENX	Mon, Feb 14, 2022	18.91	19.18	18.18	19.09
6508	NASDAQ	CENX	Fri, Feb 11, 2022	17.95	18.67	17.44	18.64
6507	NASDAQ	CENX	Thu, Feb 10, 2022	18.27	19.11	18.10	18.25
6506	NASDAQ	CENX	Wed, Feb 9, 2022	18.06	18.97	18.01	18.45
6505	NASDAQ	CENX	Tue, Feb 8, 2022	16.60	18.44	16.53	18.01
6504	NASDAQ	CENX	Mon, Feb 7, 2022	16.12	16.58	15.88	16.10
6503	NASDAQ	CENX	Fri, Feb 4, 2022	15.81	16.44	15.53	16.28
6502	NASDAQ	CENX	Thu, Feb 3, 2022	15.52	16.25	15.32	15.82
6501	NASDAQ	CENX	Wed, Feb 2, 2022	15.84	15.95	15.08	15.63
6500	NASDAQ	CENX	Tue, Feb 1, 2022	15.68	15.92	15.37	15.84
6499	NASDAQ	CENX	Mon, Jan 31, 2022	15.47	15.47	14.85	15.34
6498	NASDAQ	CENX	Fri, Jan 28, 2022	15.36	15.63	14.89	15.63
6497	NASDAQ	CENX	Thu, Jan 27, 2022	16.57	16.77	15.34	15.51
6496	NASDAQ	CENX	Wed, Jan 26, 2022	17.49	17.61	16.29	16.48
6495	NASDAQ	CENX	Tue, Jan 25, 2022	16.74	17.36	15.94	17.14
6494	NASDAQ	CENX	Mon, Jan 24, 2022	15.09	16.61	15.00	16.60
6493	NASDAQ	CENX	Fri, Jan 21, 2022	16.55	16.76	15.85	15.90
6492	NASDAQ	CENX	Thu, Jan 20, 2022	17.58	18.30	16.86	17.00
6491	NASDAQ	CENX	Wed, Jan 19, 2022	17.57	17.83	16.92	17.13
6490	NASDAQ	CENX	Tue, Jan 18, 2022	16.76	17.48	16.50	17.34
6489	NASDAQ	CENX	Fri, Jan 14, 2022	16.50	16.97	16.27	16.88
6488	NASDAQ	CENX	Thu, Jan 13, 2022	17.03	17.57	16.70	16.77
6487	NASDAQ	CENX	Wed, Jan 12, 2022	17.90	18.16	16.87	17.05
6486	NASDAQ	CENX	Tue, Jan 11, 2022	16.85	17.40	16.64	17.40
6485	NASDAQ	CENX	Mon, Jan 10, 2022	17.36	17.56	16.86	17.15
6484	NASDAQ	CENX	Fri, Jan 7, 2022	17.24	17.85	17.22	17.54
6483	NASDAQ	CENX	Thu, Jan 6, 2022	16.34	17.25	16.34	17.00
6482	NASDAQ	CENX	Wed, Jan 5, 2022	16.84	17.64	16.56	16.57
6481	NASDAQ	CENX	Tue, Jan 4, 2022	16.85	17.09	16.58	16.60
6480	NASDAQ	CENX	Mon, Jan 3, 2022	16.68	17.38	16.48	16.64
6479	NASDAQ	CENX	Fri, Dec 31, 2021	16.38	16.62	16.33	16.56
6478	NASDAQ	CENX	Thu, Dec 30, 2021	16.50	16.90	16.34	16.45
6477	NASDAQ	CENX	Wed, Dec 29, 2021	16.55	17.08	16.52	16.60
6476	NASDAQ	CENX	Tue, Dec 28, 2021	16.86	16.98	16.59	16.64
6475	NASDAQ	CENX	Mon, Dec 27, 2021	16.66	16.94	16.16	16.85
6474	NASDAQ	CENX	Thu, Dec 23, 2021	16.71	17.16	16.53	16.77
6473	NASDAQ	CENX	Wed, Dec 22, 2021	15.49	16.90	15.47	16.84
6472	NASDAQ	CENX	Tue, Dec 21, 2021	14.44	15.49	14.40	15.43
6471	NASDAQ	CENX	Mon, Dec 20, 2021	13.77	14.12	13.50	14.08
6470	NASDAQ	CENX	Fri, Dec 17, 2021	13.24	14.13	13.05	14.04
6469	NASDAQ	CENX	Thu, Dec 16, 2021	13.42	14.09	13.30	13.42
6468	NASDAQ	CENX	Wed, Dec 15, 2021	13.12	13.30	12.34	13.29
6467	NASDAQ	CENX	Tue, Dec 14, 2021	13.41	13.88	13.18	13.23
6466	NASDAQ	CENX	Mon, Dec 13, 2021	13.72	13.85	13.23	13.53
6465	NASDAQ	CENX	Fri, Dec 10, 2021	13.90	13.90	13.34	13.67
6464	NASDAQ	CENX	Thu, Dec 9, 2021	13.41	13.78	13.02	13.67
6463	NASDAQ	CENX	Wed, Dec 8, 2021	13.43	13.89	13.18	13.69
6462	NASDAQ	CENX	Tue, Dec 7, 2021	13.89	13.95	13.24	13.30
6461	NASDAQ	CENX	Mon, Dec 6, 2021	13.40	13.71	13.09	13.41
6460	NASDAQ	CENX	Fri, Dec 3, 2021	13.23	13.44	12.92	13.20
6459	NASDAQ	CENX	Thu, Dec 2, 2021	12.99	13.41	12.89	13.17
6458	NASDAQ	CENX	Wed, Dec 1, 2021	13.78	14.00	12.80	12.87
6457	NASDAQ	CENX	Tue, Nov 30, 2021	13.79	14.19	12.75	13.23
6456	NASDAQ	CENX	Mon, Nov 29, 2021	14.38	14.54	13.84	14.02
6455	NASDAQ	CENX	Fri, Nov 26, 2021	13.73	13.97	13.35	13.95
6454	NASDAQ	CENX	Wed, Nov 24, 2021	14.35	14.78	14.00	14.55
6453	NASDAQ	CENX	Tue, Nov 23, 2021	14.29	14.90	14.25	14.45
6452	NASDAQ	CENX	Mon, Nov 22, 2021	13.85	14.56	13.85	14.21
6451	NASDAQ	CENX	Fri, Nov 19, 2021	14.10	14.40	13.74	13.89
6450	NASDAQ	CENX	Thu, Nov 18, 2021	14.00	14.30	13.68	14.26
6449	NASDAQ	CENX	Wed, Nov 17, 2021	14.65	15.13	14.15	14.21
6448	NASDAQ	CENX	Tue, Nov 16, 2021	15.30	15.30	14.26	14.33
6447	NASDAQ	CENX	Mon, Nov 15, 2021	15.79	15.85	14.82	15.34
6446	NASDAQ	CENX	Fri, Nov 12, 2021	15.30	16.20	15.24	16.00
6445	NASDAQ	CENX	Thu, Nov 11, 2021	14.06	15.67	14.06	15.45
6444	NASDAQ	CENX	Wed, Nov 10, 2021	14.01	14.27	13.46	13.60
6443	NASDAQ	CENX	Tue, Nov 9, 2021	13.65	14.34	13.65	14.09
6442	NASDAQ	CENX	Mon, Nov 8, 2021	13.47	13.93	13.34	13.82
6441	NASDAQ	CENX	Fri, Nov 5, 2021	13.20	13.47	12.98	13.14
6440	NASDAQ	CENX	Thu, Nov 4, 2021	13.88	14.00	12.65	13.02
6439	NASDAQ	CENX	Wed, Nov 3, 2021	13.11	13.85	12.96	13.55
6438	NASDAQ	CENX	Tue, Nov 2, 2021	13.18	13.33	12.74	13.19
6437	NASDAQ	CENX	Mon, Nov 1, 2021	13.29	13.53	12.86	13.28
6436	NASDAQ	CENX	Fri, Oct 29, 2021	14.23	14.26	12.90	13.21
6435	NASDAQ	CENX	Thu, Oct 28, 2021	14.35	14.58	14.10	14.39
6434	NASDAQ	CENX	Wed, Oct 27, 2021	14.50	14.86	14.08	14.18
6433	NASDAQ	CENX	Tue, Oct 26, 2021	15.96	15.96	14.88	15.11
6432	NASDAQ	CENX	Mon, Oct 25, 2021	15.81	16.02	15.48	15.73
6431	NASDAQ	CENX	Fri, Oct 22, 2021	15.59	15.95	15.33	15.63
6430	NASDAQ	CENX	Thu, Oct 21, 2021	15.60	15.78	15.06	15.43
6429	NASDAQ	CENX	Wed, Oct 20, 2021	15.88	16.16	15.55	16.05
6428	NASDAQ	CENX	Tue, Oct 19, 2021	17.39	17.40	16.03	16.20
6427	NASDAQ	CENX	Mon, Oct 18, 2021	16.88	17.42	16.62	17.41
6426	NASDAQ	CENX	Fri, Oct 15, 2021	16.97	17.65	16.66	17.25
6425	NASDAQ	CENX	Thu, Oct 14, 2021	16.42	16.59	16.01	16.11
6424	NASDAQ	CENX	Wed, Oct 13, 2021	15.88	16.04	15.35	15.83
6423	NASDAQ	CENX	Tue, Oct 12, 2021	16.21	16.79	15.75	15.87
6422	NASDAQ	CENX	Mon, Oct 11, 2021	14.84	16.51	14.81	16.28
6421	NASDAQ	CENX	Fri, Oct 8, 2021	14.39	14.54	14.08	14.35
6420	NASDAQ	CENX	Thu, Oct 7, 2021	14.69	14.81	14.22	14.36
6419	NASDAQ	CENX	Wed, Oct 6, 2021	14.19	14.48	13.62	14.36
6418	NASDAQ	CENX	Tue, Oct 5, 2021	14.08	14.68	13.83	14.62
6417	NASDAQ	CENX	Mon, Oct 4, 2021	14.25	14.51	14.00	14.02
6416	NASDAQ	CENX	Fri, Oct 1, 2021	13.58	14.20	13.43	14.02
6415	NASDAQ	CENX	Thu, Sep 30, 2021	13.14	13.67	13.14	13.45
6414	NASDAQ	CENX	Wed, Sep 29, 2021	14.46	14.47	13.30	13.30
6413	NASDAQ	CENX	Tue, Sep 28, 2021	14.07	14.66	13.97	14.28
6412	NASDAQ	CENX	Mon, Sep 27, 2021	13.66	14.29	13.57	14.18
6411	NASDAQ	CENX	Fri, Sep 24, 2021	13.82	13.92	13.38	13.69
6410	NASDAQ	CENX	Thu, Sep 23, 2021	13.66	14.11	13.54	14.05
6409	NASDAQ	CENX	Wed, Sep 22, 2021	12.62	13.77	12.62	13.55
6408	NASDAQ	CENX	Tue, Sep 21, 2021	12.88	12.99	11.81	12.18
6407	NASDAQ	CENX	Mon, Sep 20, 2021	12.23	12.68	12.00	12.52
6406	NASDAQ	CENX	Fri, Sep 17, 2021	13.05	13.07	12.41	13.03
6405	NASDAQ	CENX	Thu, Sep 16, 2021	13.25	13.42	12.45	13.05
6404	NASDAQ	CENX	Wed, Sep 15, 2021	12.88	13.68	12.81	13.56
6403	NASDAQ	CENX	Tue, Sep 14, 2021	13.00	13.00	12.55	12.72
6402	NASDAQ	CENX	Mon, Sep 13, 2021	12.89	13.38	12.56	13.00
6401	NASDAQ	CENX	Fri, Sep 10, 2021	12.68	13.08	12.56	12.83
6400	NASDAQ	CENX	Thu, Sep 9, 2021	11.98	12.61	11.95	12.45
6399	NASDAQ	CENX	Wed, Sep 8, 2021	12.61	12.90	11.94	12.08
6398	NASDAQ	CENX	Tue, Sep 7, 2021	12.85	13.30	12.67	12.71
6397	NASDAQ	CENX	Fri, Sep 3, 2021	12.73	12.93	12.48	12.70
6396	NASDAQ	CENX	Thu, Sep 2, 2021	12.54	13.29	12.34	12.60
6395	NASDAQ	CENX	Wed, Sep 1, 2021	12.65	12.75	11.65	12.46
6394	NASDAQ	CENX	Tue, Aug 31, 2021	12.50	12.83	12.30	12.82
6393	NASDAQ	CENX	Mon, Aug 30, 2021	12.67	12.67	11.95	12.39
6392	NASDAQ	CENX	Fri, Aug 27, 2021	11.58	12.55	11.50	12.40
6391	NASDAQ	CENX	Thu, Aug 26, 2021	11.42	11.94	11.31	11.43
6390	NASDAQ	CENX	Wed, Aug 25, 2021	11.89	11.92	11.54	11.60
6389	NASDAQ	CENX	Tue, Aug 24, 2021	11.71	12.06	11.71	11.80
6388	NASDAQ	CENX	Mon, Aug 23, 2021	11.48	11.55	10.98	11.45
6387	NASDAQ	CENX	Fri, Aug 20, 2021	10.53	10.83	10.49	10.74
6386	NASDAQ	CENX	Thu, Aug 19, 2021	10.99	11.16	10.47	10.58
6385	NASDAQ	CENX	Wed, Aug 18, 2021	11.50	11.85	11.37	11.39
6384	NASDAQ	CENX	Tue, Aug 17, 2021	11.70	11.70	11.21	11.61
6383	NASDAQ	CENX	Mon, Aug 16, 2021	11.93	12.05	11.43	11.84
6382	NASDAQ	CENX	Fri, Aug 13, 2021	12.44	12.45	12.11	12.28
6381	NASDAQ	CENX	Thu, Aug 12, 2021	12.64	12.64	12.05	12.46
6380	NASDAQ	CENX	Wed, Aug 11, 2021	12.38	12.79	12.02	12.65
6379	NASDAQ	CENX	Tue, Aug 10, 2021	11.25	12.54	11.25	12.38
6378	NASDAQ	CENX	Mon, Aug 9, 2021	11.47	11.64	11.05	11.33
6377	NASDAQ	CENX	Fri, Aug 6, 2021	11.02	11.60	10.92	11.47
6376	NASDAQ	CENX	Thu, Aug 5, 2021	12.85	12.92	10.79	10.92
6375	NASDAQ	CENX	Wed, Aug 4, 2021	14.54	14.78	13.45	13.50
6374	NASDAQ	CENX	Tue, Aug 3, 2021	14.35	15.02	14.13	14.90
6373	NASDAQ	CENX	Mon, Aug 2, 2021	14.78	15.09	14.15	14.39
6372	NASDAQ	CENX	Fri, Jul 30, 2021	14.14	14.68	14.05	14.56
6371	NASDAQ	CENX	Thu, Jul 29, 2021	13.81	14.80	13.75	14.41
6370	NASDAQ	CENX	Wed, Jul 28, 2021	13.66	13.80	13.22	13.45
6369	NASDAQ	CENX	Tue, Jul 27, 2021	13.51	13.55	13.00	13.42
6368	NASDAQ	CENX	Mon, Jul 26, 2021	12.49	13.08	12.48	13.04
6367	NASDAQ	CENX	Fri, Jul 23, 2021	12.92	12.95	12.27	12.43
6366	NASDAQ	CENX	Thu, Jul 22, 2021	12.83	12.95	12.28	12.75
6365	NASDAQ	CENX	Wed, Jul 21, 2021	11.95	12.95	11.95	12.83
6364	NASDAQ	CENX	Tue, Jul 20, 2021	10.74	11.93	10.53	11.70
6363	NASDAQ	CENX	Mon, Jul 19, 2021	11.08	11.15	10.39	10.73
6362	NASDAQ	CENX	Fri, Jul 16, 2021	12.12	12.12	11.42	11.54
6361	NASDAQ	CENX	Thu, Jul 15, 2021	11.70	12.16	11.61	11.91
6360	NASDAQ	CENX	Wed, Jul 14, 2021	12.19	12.42	11.70	11.79
6359	NASDAQ	CENX	Tue, Jul 13, 2021	12.36	12.39	11.72	12.01
6358	NASDAQ	CENX	Mon, Jul 12, 2021	12.40	12.77	12.15	12.45
6357	NASDAQ	CENX	Fri, Jul 9, 2021	12.15	12.81	11.98	12.71
6356	NASDAQ	CENX	Thu, Jul 8, 2021	11.71	12.14	11.47	11.78
6355	NASDAQ	CENX	Wed, Jul 7, 2021	12.37	12.59	11.88	12.19
6354	NASDAQ	CENX	Tue, Jul 6, 2021	13.14	13.29	12.21	12.32
6353	NASDAQ	CENX	Fri, Jul 2, 2021	12.76	13.25	12.45	13.19
6352	NASDAQ	CENX	Thu, Jul 1, 2021	13.13	13.20	12.53	12.61
6351	NASDAQ	CENX	Wed, Jun 30, 2021	12.70	13.00	12.50	12.89
6350	NASDAQ	CENX	Tue, Jun 29, 2021	12.34	13.41	12.21	12.79
6349	NASDAQ	CENX	Mon, Jun 28, 2021	12.67	12.70	12.10	12.19
6348	NASDAQ	CENX	Fri, Jun 25, 2021	13.05	13.21	12.55	12.67
6347	NASDAQ	CENX	Thu, Jun 24, 2021	12.58	12.92	12.26	12.75
6346	NASDAQ	CENX	Wed, Jun 23, 2021	12.47	12.61	12.28	12.31
6345	NASDAQ	CENX	Tue, Jun 22, 2021	12.01	12.31	11.76	12.21
6344	NASDAQ	CENX	Mon, Jun 21, 2021	11.41	12.03	11.41	12.01
6343	NASDAQ	CENX	Fri, Jun 18, 2021	11.98	12.25	11.41	11.44
6342	NASDAQ	CENX	Thu, Jun 17, 2021	13.07	13.46	11.64	12.26
6341	NASDAQ	CENX	Wed, Jun 16, 2021	13.19	13.45	12.70	13.33
6340	NASDAQ	CENX	Tue, Jun 15, 2021	12.98	13.45	12.39	13.42
6339	NASDAQ	CENX	Mon, Jun 14, 2021	13.44	13.46	12.95	13.09
6338	NASDAQ	CENX	Fri, Jun 11, 2021	13.12	13.29	12.95	13.14
6337	NASDAQ	CENX	Thu, Jun 10, 2021	13.31	13.67	12.80	12.84
6336	NASDAQ	CENX	Wed, Jun 9, 2021	13.27	13.46	12.92	13.08
6335	NASDAQ	CENX	Tue, Jun 8, 2021	12.62	13.39	12.37	13.15
6334	NASDAQ	CENX	Mon, Jun 7, 2021	12.80	12.93	12.54	12.65
6333	NASDAQ	CENX	Fri, Jun 4, 2021	13.05	13.14	12.68	12.86
6332	NASDAQ	CENX	Thu, Jun 3, 2021	12.94	13.06	12.52	12.83
6331	NASDAQ	CENX	Wed, Jun 2, 2021	13.15	13.33	12.62	13.29
6330	NASDAQ	CENX	Tue, Jun 1, 2021	13.98	14.28	13.13	13.22
6329	NASDAQ	CENX	Fri, May 28, 2021	13.31	13.71	13.15	13.61
6328	NASDAQ	CENX	Thu, May 27, 2021	13.01	14.05	13.01	13.70
6327	NASDAQ	CENX	Wed, May 26, 2021	12.25	12.93	12.25	12.73
6326	NASDAQ	CENX	Tue, May 25, 2021	12.75	12.75	11.98	12.07
6325	NASDAQ	CENX	Mon, May 24, 2021	12.75	12.92	12.27	12.79
6324	NASDAQ	CENX	Fri, May 21, 2021	13.31	13.32	12.61	12.74
6323	NASDAQ	CENX	Thu, May 20, 2021	13.87	13.90	12.73	12.76
6322	NASDAQ	CENX	Wed, May 19, 2021	14.83	15.11	13.52	13.66
6321	NASDAQ	CENX	Tue, May 18, 2021	16.16	16.39	15.45	15.47
6320	NASDAQ	CENX	Mon, May 17, 2021	15.16	16.24	15.01	16.21
6319	NASDAQ	CENX	Fri, May 14, 2021	15.06	15.62	14.74	15.11
6318	NASDAQ	CENX	Thu, May 13, 2021	15.14	15.86	14.50	14.96
6317	NASDAQ	CENX	Wed, May 12, 2021	17.00	17.18	14.60	15.34
6316	NASDAQ	CENX	Tue, May 11, 2021	15.38	17.76	15.36	17.35
6315	NASDAQ	CENX	Mon, May 10, 2021	16.47	17.49	15.88	16.13
6314	NASDAQ	CENX	Fri, May 7, 2021	15.31	15.91	14.57	15.81
6313	NASDAQ	CENX	Thu, May 6, 2021	16.51	16.98	14.18	15.24
6312	NASDAQ	CENX	Wed, May 5, 2021	17.34	17.94	16.71	17.24
6311	NASDAQ	CENX	Tue, May 4, 2021	16.26	17.26	15.84	17.06
6310	NASDAQ	CENX	Mon, May 3, 2021	15.99	16.77	15.69	16.40
6309	NASDAQ	CENX	Fri, Apr 30, 2021	15.40	16.50	15.40	15.66
6308	NASDAQ	CENX	Thu, Apr 29, 2021	16.39	16.59	15.62	16.01
6307	NASDAQ	CENX	Wed, Apr 28, 2021	15.90	16.31	15.65	16.14
6306	NASDAQ	CENX	Tue, Apr 27, 2021	16.06	16.41	15.48	16.02
6305	NASDAQ	CENX	Mon, Apr 26, 2021	15.75	16.37	15.61	16.19
6304	NASDAQ	CENX	Fri, Apr 23, 2021	15.44	15.91	15.16	15.53
6303	NASDAQ	CENX	Thu, Apr 22, 2021	15.88	15.90	15.00	15.07
6302	NASDAQ	CENX	Wed, Apr 21, 2021	14.66	16.17	14.37	15.98
6301	NASDAQ	CENX	Tue, Apr 20, 2021	16.50	16.50	14.05	14.87
6300	NASDAQ	CENX	Mon, Apr 19, 2021	16.91	17.14	16.43	16.50
6299	NASDAQ	CENX	Fri, Apr 16, 2021	16.46	17.13	16.28	16.92
6298	NASDAQ	CENX	Thu, Apr 15, 2021	16.30	16.57	15.72	16.19
6297	NASDAQ	CENX	Wed, Apr 14, 2021	15.05	16.53	15.05	16.10
6296	NASDAQ	CENX	Tue, Apr 13, 2021	14.43	15.13	14.09	14.96
6295	NASDAQ	CENX	Mon, Apr 12, 2021	14.86	14.93	13.96	14.19
6294	NASDAQ	CENX	Fri, Apr 9, 2021	15.15	15.15	14.54	14.93
6293	NASDAQ	CENX	Thu, Apr 8, 2021	15.64	15.64	14.55	15.14
6292	NASDAQ	CENX	Wed, Apr 7, 2021	15.18	15.79	14.83	15.23
6291	NASDAQ	CENX	Tue, Apr 6, 2021	16.32	16.72	14.92	15.30
6290	NASDAQ	CENX	Mon, Apr 5, 2021	16.47	16.48	15.62	16.16
6289	NASDAQ	CENX	Thu, Apr 1, 2021	17.86	17.91	17.14	17.25
6288	NASDAQ	CENX	Wed, Mar 31, 2021	17.62	18.14	17.28	17.66
6287	NASDAQ	CENX	Tue, Mar 30, 2021	17.42	17.72	17.04	17.30
6286	NASDAQ	CENX	Mon, Mar 29, 2021	18.39	18.53	17.38	17.40
6285	NASDAQ	CENX	Fri, Mar 26, 2021	16.36	18.96	16.05	18.53
6284	NASDAQ	CENX	Thu, Mar 25, 2021	15.38	15.94	14.91	15.78
6283	NASDAQ	CENX	Wed, Mar 24, 2021	15.80	16.42	15.50	15.69
6282	NASDAQ	CENX	Tue, Mar 23, 2021	15.87	16.40	15.05	15.29
6281	NASDAQ	CENX	Mon, Mar 22, 2021	17.14	17.68	16.80	17.04
6280	NASDAQ	CENX	Fri, Mar 19, 2021	16.14	16.96	15.00	16.56
6279	NASDAQ	CENX	Thu, Mar 18, 2021	17.57	18.04	16.24	16.29
6278	NASDAQ	CENX	Wed, Mar 17, 2021	17.23	17.69	16.95	17.56
6277	NASDAQ	CENX	Tue, Mar 16, 2021	17.79	17.92	16.69	17.27
6276	NASDAQ	CENX	Mon, Mar 15, 2021	17.88	18.31	17.31	17.92
6275	NASDAQ	CENX	Fri, Mar 12, 2021	18.72	19.07	17.72	18.00
6274	NASDAQ	CENX	Thu, Mar 11, 2021	18.65	19.60	18.53	19.05
6273	NASDAQ	CENX	Wed, Mar 10, 2021	17.53	18.48	17.46	18.41
6272	NASDAQ	CENX	Tue, Mar 9, 2021	16.98	17.47	15.79	17.40
6271	NASDAQ	CENX	Mon, Mar 8, 2021	16.81	17.06	16.11	16.86
6270	NASDAQ	CENX	Fri, Mar 5, 2021	17.00	17.52	15.43	16.64
6269	NASDAQ	CENX	Thu, Mar 4, 2021	17.16	17.51	15.34	16.40
6268	NASDAQ	CENX	Wed, Mar 3, 2021	17.18	17.97	16.85	17.79
6267	NASDAQ	CENX	Tue, Mar 2, 2021	15.50	17.04	14.79	16.86
6266	NASDAQ	CENX	Mon, Mar 1, 2021	14.15	15.49	14.10	15.42
6265	NASDAQ	CENX	Fri, Feb 26, 2021	14.79	14.79	13.54	13.73
6264	NASDAQ	CENX	Thu, Feb 25, 2021	15.56	15.85	14.67	14.81
6263	NASDAQ	CENX	Wed, Feb 24, 2021	14.07	15.69	13.95	15.65
6262	NASDAQ	CENX	Tue, Feb 23, 2021	13.91	13.91	12.45	13.71
6261	NASDAQ	CENX	Mon, Feb 22, 2021	12.80	14.48	12.80	14.14
6260	NASDAQ	CENX	Fri, Feb 19, 2021	12.00	13.42	11.91	13.20
6259	NASDAQ	CENX	Thu, Feb 18, 2021	12.84	13.24	12.51	12.56
6258	NASDAQ	CENX	Wed, Feb 17, 2021	13.61	13.75	12.54	12.89
6257	NASDAQ	CENX	Tue, Feb 16, 2021	14.94	15.25	13.06	13.43
6256	NASDAQ	CENX	Fri, Feb 12, 2021	14.53	14.81	14.09	14.68
6255	NASDAQ	CENX	Thu, Feb 11, 2021	13.26	14.94	13.19	14.76
6254	NASDAQ	CENX	Wed, Feb 10, 2021	12.72	14.19	12.72	13.32
6253	NASDAQ	CENX	Tue, Feb 9, 2021	12.87	13.16	12.69	12.81
6252	NASDAQ	CENX	Mon, Feb 8, 2021	12.02	13.02	12.02	12.96
6251	NASDAQ	CENX	Fri, Feb 5, 2021	11.25	12.18	11.10	11.72
6250	NASDAQ	CENX	Thu, Feb 4, 2021	10.86	11.08	10.60	11.08
6249	NASDAQ	CENX	Wed, Feb 3, 2021	10.60	10.86	10.22	10.68
6248	NASDAQ	CENX	Tue, Feb 2, 2021	9.88	10.97	9.75	10.57
6247	NASDAQ	CENX	Mon, Feb 1, 2021	10.09	10.12	9.48	9.83
6246	NASDAQ	CENX	Fri, Jan 29, 2021	10.24	10.45	9.47	9.75
6245	NASDAQ	CENX	Thu, Jan 28, 2021	10.15	10.49	9.90	10.29
6244	NASDAQ	CENX	Wed, Jan 27, 2021	10.01	10.34	9.04	9.82
6243	NASDAQ	CENX	Tue, Jan 26, 2021	11.24	11.24	10.28	10.28
6242	NASDAQ	CENX	Mon, Jan 25, 2021	11.45	11.45	10.57	11.04
6241	NASDAQ	CENX	Fri, Jan 22, 2021	11.24	11.51	11.16	11.46
6240	NASDAQ	CENX	Thu, Jan 21, 2021	12.04	12.28	11.26	11.54
6239	NASDAQ	CENX	Wed, Jan 20, 2021	12.86	12.96	12.07	12.19
6238	NASDAQ	CENX	Tue, Jan 19, 2021	13.35	13.53	12.66	12.71
6237	NASDAQ	CENX	Fri, Jan 15, 2021	13.17	13.40	12.89	13.10
6236	NASDAQ	CENX	Thu, Jan 14, 2021	13.25	13.94	13.22	13.65
6235	NASDAQ	CENX	Wed, Jan 13, 2021	13.82	13.88	12.96	13.07
6234	NASDAQ	CENX	Tue, Jan 12, 2021	13.50	14.35	13.42	13.91
6233	NASDAQ	CENX	Mon, Jan 11, 2021	12.91	13.48	12.72	13.30
6232	NASDAQ	CENX	Fri, Jan 8, 2021	13.47	13.50	12.97	13.27
6231	NASDAQ	CENX	Thu, Jan 7, 2021	13.99	13.99	13.21	13.46
6230	NASDAQ	CENX	Wed, Jan 6, 2021	12.44	14.40	12.36	13.53
6229	NASDAQ	CENX	Tue, Jan 5, 2021	11.20	12.22	11.20	12.07
6228	NASDAQ	CENX	Mon, Jan 4, 2021	11.35	11.66	11.10	11.16
6227	NASDAQ	CENX	Thu, Dec 31, 2020	10.83	11.14	10.59	11.03
6226	NASDAQ	CENX	Wed, Dec 30, 2020	10.32	10.77	10.26	10.74
6225	NASDAQ	CENX	Tue, Dec 29, 2020	10.45	10.50	9.80	10.23
6224	NASDAQ	CENX	Mon, Dec 28, 2020	10.64	10.85	10.20	10.32
6223	NASDAQ	CENX	Thu, Dec 24, 2020	10.76	10.87	10.46	10.48
6222	NASDAQ	CENX	Wed, Dec 23, 2020	10.54	10.78	10.38	10.68
6221	NASDAQ	CENX	Tue, Dec 22, 2020	11.22	11.25	10.29	10.39
6220	NASDAQ	CENX	Mon, Dec 21, 2020	10.67	11.20	10.46	11.11
6219	NASDAQ	CENX	Fri, Dec 18, 2020	11.09	11.18	10.73	10.97
6218	NASDAQ	CENX	Thu, Dec 17, 2020	10.97	11.54	10.96	11.09
6217	NASDAQ	CENX	Wed, Dec 16, 2020	10.69	10.69	10.41	10.63
6216	NASDAQ	CENX	Tue, Dec 15, 2020	10.94	11.05	10.54	10.71
6215	NASDAQ	CENX	Mon, Dec 14, 2020	11.85	11.92	10.69	10.72
6214	NASDAQ	CENX	Fri, Dec 11, 2020	11.80	11.80	11.40	11.62
6213	NASDAQ	CENX	Thu, Dec 10, 2020	11.17	12.06	11.17	12.00
6212	NASDAQ	CENX	Wed, Dec 9, 2020	12.25	12.44	11.26	11.55
6211	NASDAQ	CENX	Tue, Dec 8, 2020	11.65	12.27	11.39	12.09
6210	NASDAQ	CENX	Mon, Dec 7, 2020	12.04	12.85	11.64	11.83
6209	NASDAQ	CENX	Fri, Dec 4, 2020	11.35	12.14	11.19	12.04
6208	NASDAQ	CENX	Thu, Dec 3, 2020	11.10	11.59	10.81	11.19
6207	NASDAQ	CENX	Wed, Dec 2, 2020	10.97	11.09	10.58	10.99
6206	NASDAQ	CENX	Tue, Dec 1, 2020	10.56	11.06	10.54	10.94
6205	NASDAQ	CENX	Mon, Nov 30, 2020	10.35	10.38	9.93	10.15
6204	NASDAQ	CENX	Fri, Nov 27, 2020	10.58	10.70	10.15	10.40
6203	NASDAQ	CENX	Wed, Nov 25, 2020	10.53	10.75	10.19	10.34
6202	NASDAQ	CENX	Tue, Nov 24, 2020	10.35	10.86	10.34	10.64
6201	NASDAQ	CENX	Mon, Nov 23, 2020	9.77	10.38	9.77	10.29
6200	NASDAQ	CENX	Fri, Nov 20, 2020	9.68	9.84	9.49	9.65
6199	NASDAQ	CENX	Thu, Nov 19, 2020	9.25	9.75	9.10	9.74
6198	NASDAQ	CENX	Wed, Nov 18, 2020	9.40	9.65	9.31	9.31
6197	NASDAQ	CENX	Tue, Nov 17, 2020	9.05	9.37	8.83	9.33
6196	NASDAQ	CENX	Mon, Nov 16, 2020	9.13	9.24	8.89	9.19
6195	NASDAQ	CENX	Fri, Nov 13, 2020	7.99	8.92	7.99	8.88
6194	NASDAQ	CENX	Thu, Nov 12, 2020	7.82	8.05	7.66	7.82
6193	NASDAQ	CENX	Wed, Nov 11, 2020	8.07	8.07	7.76	7.96
6192	NASDAQ	CENX	Tue, Nov 10, 2020	7.88	8.03	7.75	7.99
6191	NASDAQ	CENX	Mon, Nov 9, 2020	7.71	8.25	7.50	7.76
6190	NASDAQ	CENX	Fri, Nov 6, 2020	7.18	7.36	7.02	7.26
6189	NASDAQ	CENX	Thu, Nov 5, 2020	6.89	7.29	6.83	7.09
6188	NASDAQ	CENX	Wed, Nov 4, 2020	7.12	7.18	6.73	6.76
6187	NASDAQ	CENX	Tue, Nov 3, 2020	6.85	7.29	6.82	7.24
6186	NASDAQ	CENX	Mon, Nov 2, 2020	6.61	6.78	6.50	6.70
6185	NASDAQ	CENX	Fri, Oct 30, 2020	6.75	6.92	6.27	6.58
6184	NASDAQ	CENX	Thu, Oct 29, 2020	6.67	7.08	6.45	7.01
6183	NASDAQ	CENX	Wed, Oct 28, 2020	7.00	7.01	6.73	6.74
6182	NASDAQ	CENX	Tue, Oct 27, 2020	7.18	7.29	7.08	7.19
6181	NASDAQ	CENX	Mon, Oct 26, 2020	7.42	7.49	7.11	7.21
6180	NASDAQ	CENX	Fri, Oct 23, 2020	7.67	7.80	7.52	7.60
6179	NASDAQ	CENX	Thu, Oct 22, 2020	7.60	7.60	7.29	7.54
6178	NASDAQ	CENX	Wed, Oct 21, 2020	7.68	7.78	7.58	7.61
6177	NASDAQ	CENX	Tue, Oct 20, 2020	7.66	7.83	7.56	7.73
6176	NASDAQ	CENX	Mon, Oct 19, 2020	7.75	8.03	7.48	7.50
6175	NASDAQ	CENX	Fri, Oct 16, 2020	7.80	7.84	7.55	7.66
6174	NASDAQ	CENX	Thu, Oct 15, 2020	7.71	7.90	7.58	7.83
6173	NASDAQ	CENX	Wed, Oct 14, 2020	7.81	8.08	7.73	7.98
6172	NASDAQ	CENX	Tue, Oct 13, 2020	7.59	7.80	7.50	7.74
6171	NASDAQ	CENX	Mon, Oct 12, 2020	7.98	8.04	7.63	7.78
6170	NASDAQ	CENX	Fri, Oct 9, 2020	7.84	8.14	7.65	7.97
6169	NASDAQ	CENX	Thu, Oct 8, 2020	7.35	7.61	7.27	7.59
6168	NASDAQ	CENX	Wed, Oct 7, 2020	7.07	7.36	7.02	7.21
6167	NASDAQ	CENX	Tue, Oct 6, 2020	7.30	7.46	6.87	6.88
6166	NASDAQ	CENX	Mon, Oct 5, 2020	7.23	7.36	7.01	7.15
6165	NASDAQ	CENX	Fri, Oct 2, 2020	6.71	7.24	6.71	7.13
6164	NASDAQ	CENX	Thu, Oct 1, 2020	7.17	7.19	6.66	6.94
6163	NASDAQ	CENX	Wed, Sep 30, 2020	7.09	7.31	6.98	7.12
6162	NASDAQ	CENX	Tue, Sep 29, 2020	7.31	7.43	7.04	7.13
6161	NASDAQ	CENX	Mon, Sep 28, 2020	7.35	7.53	7.24	7.35
6160	NASDAQ	CENX	Fri, Sep 25, 2020	7.16	7.28	7.03	7.11
6159	NASDAQ	CENX	Thu, Sep 24, 2020	7.45	7.56	7.20	7.27
6158	NASDAQ	CENX	Wed, Sep 23, 2020	7.92	8.05	7.49	7.49
6157	NASDAQ	CENX	Tue, Sep 22, 2020	8.08	8.15	7.79	7.96
6156	NASDAQ	CENX	Mon, Sep 21, 2020	8.79	8.82	7.93	7.99
6155	NASDAQ	CENX	Fri, Sep 18, 2020	9.45	9.62	8.97	9.20
6154	NASDAQ	CENX	Thu, Sep 17, 2020	9.43	9.63	9.23	9.35
6153	NASDAQ	CENX	Wed, Sep 16, 2020	9.50	9.83	9.21	9.69
6152	NASDAQ	CENX	Tue, Sep 15, 2020	10.66	11.08	9.27	9.33
6151	NASDAQ	CENX	Mon, Sep 14, 2020	9.87	11.11	9.86	10.51
6150	NASDAQ	CENX	Fri, Sep 11, 2020	9.65	10.02	9.59	9.69
6149	NASDAQ	CENX	Thu, Sep 10, 2020	9.41	9.75	9.41	9.58
6148	NASDAQ	CENX	Wed, Sep 9, 2020	9.56	9.63	9.28	9.44
6147	NASDAQ	CENX	Tue, Sep 8, 2020	9.60	9.73	9.27	9.42
6146	NASDAQ	CENX	Fri, Sep 4, 2020	10.34	10.41	9.59	9.82
6145	NASDAQ	CENX	Thu, Sep 3, 2020	10.21	10.39	10.00	10.15
6144	NASDAQ	CENX	Wed, Sep 2, 2020	10.14	10.35	9.76	10.32
6143	NASDAQ	CENX	Tue, Sep 1, 2020	9.91	10.17	9.55	10.17
6142	NASDAQ	CENX	Mon, Aug 31, 2020	9.98	10.06	9.73	9.87
6141	NASDAQ	CENX	Fri, Aug 28, 2020	9.40	9.91	9.22	9.90
6140	NASDAQ	CENX	Thu, Aug 27, 2020	9.36	9.38	9.05	9.29
6139	NASDAQ	CENX	Wed, Aug 26, 2020	9.33	9.48	9.28	9.32
6138	NASDAQ	CENX	Tue, Aug 25, 2020	9.48	9.48	9.09	9.32
6137	NASDAQ	CENX	Mon, Aug 24, 2020	9.18	9.29	9.03	9.24
6136	NASDAQ	CENX	Fri, Aug 21, 2020	9.33	9.33	9.01	9.07
6135	NASDAQ	CENX	Thu, Aug 20, 2020	9.49	9.53	9.08	9.43
6134	NASDAQ	CENX	Wed, Aug 19, 2020	9.63	9.97	9.43	9.68
6133	NASDAQ	CENX	Tue, Aug 18, 2020	9.90	9.98	9.63	9.65
6132	NASDAQ	CENX	Mon, Aug 17, 2020	10.04	10.10	9.77	9.85
6131	NASDAQ	CENX	Fri, Aug 14, 2020	10.00	10.07	9.67	9.94
6130	NASDAQ	CENX	Thu, Aug 13, 2020	10.33	10.41	10.03	10.11
6129	NASDAQ	CENX	Wed, Aug 12, 2020	10.56	10.69	10.13	10.31
6128	NASDAQ	CENX	Tue, Aug 11, 2020	11.00	11.05	10.18	10.24
6127	NASDAQ	CENX	Mon, Aug 10, 2020	10.61	11.33	10.50	10.83
6126	NASDAQ	CENX	Fri, Aug 7, 2020	10.44	10.56	9.65	10.53
6125	NASDAQ	CENX	Thu, Aug 6, 2020	8.83	10.95	8.60	10.56
6124	NASDAQ	CENX	Wed, Aug 5, 2020	9.79	10.76	9.60	10.32
6123	NASDAQ	CENX	Tue, Aug 4, 2020	9.24	9.66	9.11	9.58
6122	NASDAQ	CENX	Mon, Aug 3, 2020	8.74	9.54	8.73	9.27
6121	NASDAQ	CENX	Fri, Jul 31, 2020	7.64	8.74	7.60	8.71
6120	NASDAQ	CENX	Thu, Jul 30, 2020	7.55	7.73	7.40	7.68
6119	NASDAQ	CENX	Wed, Jul 29, 2020	7.64	7.81	7.57	7.77
6118	NASDAQ	CENX	Tue, Jul 28, 2020	7.67	7.73	7.54	7.59
6117	NASDAQ	CENX	Mon, Jul 27, 2020	7.53	7.76	7.46	7.74
6116	NASDAQ	CENX	Fri, Jul 24, 2020	7.43	7.62	7.21	7.47
6115	NASDAQ	CENX	Thu, Jul 23, 2020	7.73	7.83	7.44	7.53
6114	NASDAQ	CENX	Wed, Jul 22, 2020	7.75	7.90	7.65	7.71
6113	NASDAQ	CENX	Tue, Jul 21, 2020	7.78	7.93	7.74	7.81
6112	NASDAQ	CENX	Mon, Jul 20, 2020	7.66	7.80	7.58	7.65
6111	NASDAQ	CENX	Fri, Jul 17, 2020	7.70	7.84	7.61	7.73
6110	NASDAQ	CENX	Thu, Jul 16, 2020	7.49	7.84	7.42	7.67
6109	NASDAQ	CENX	Wed, Jul 15, 2020	7.63	7.67	7.31	7.61
6108	NASDAQ	CENX	Tue, Jul 14, 2020	7.10	7.46	7.06	7.46
6107	NASDAQ	CENX	Mon, Jul 13, 2020	7.42	7.62	7.12	7.15
6106	NASDAQ	CENX	Fri, Jul 10, 2020	6.97	7.34	6.94	7.33
6105	NASDAQ	CENX	Thu, Jul 9, 2020	7.23	7.37	6.96	6.97
6104	NASDAQ	CENX	Wed, Jul 8, 2020	7.00	7.24	7.00	7.20
6103	NASDAQ	CENX	Tue, Jul 7, 2020	7.17	7.17	6.92	6.99
6102	NASDAQ	CENX	Mon, Jul 6, 2020	7.22	7.30	7.02	7.25
6101	NASDAQ	CENX	Thu, Jul 2, 2020	6.98	7.26	6.94	6.96
6100	NASDAQ	CENX	Wed, Jul 1, 2020	7.12	7.20	6.72	6.81
6099	NASDAQ	CENX	Tue, Jun 30, 2020	6.90	7.23	6.68	7.13
6098	NASDAQ	CENX	Mon, Jun 29, 2020	6.88	7.19	6.72	6.96
6097	NASDAQ	CENX	Fri, Jun 26, 2020	6.63	6.79	6.48	6.77
6096	NASDAQ	CENX	Thu, Jun 25, 2020	6.42	6.75	6.26	6.72
6095	NASDAQ	CENX	Wed, Jun 24, 2020	7.15	7.28	6.80	6.91
6094	NASDAQ	CENX	Tue, Jun 23, 2020	7.16	7.30	7.11	7.29
6093	NASDAQ	CENX	Mon, Jun 22, 2020	6.79	6.99	6.61	6.97
6092	NASDAQ	CENX	Fri, Jun 19, 2020	7.03	7.09	6.78	6.85
6091	NASDAQ	CENX	Thu, Jun 18, 2020	7.02	7.15	6.88	6.93
6090	NASDAQ	CENX	Wed, Jun 17, 2020	7.06	7.26	6.90	7.08
6089	NASDAQ	CENX	Tue, Jun 16, 2020	7.33	7.33	6.90	7.06
6088	NASDAQ	CENX	Mon, Jun 15, 2020	6.48	6.82	6.30	6.69
6087	NASDAQ	CENX	Fri, Jun 12, 2020	6.48	6.73	6.40	6.70
6086	NASDAQ	CENX	Thu, Jun 11, 2020	7.34	7.34	6.11	6.12
6085	NASDAQ	CENX	Wed, Jun 10, 2020	7.80	7.85	7.57	7.64
6084	NASDAQ	CENX	Tue, Jun 9, 2020	7.60	7.90	7.55	7.83
6083	NASDAQ	CENX	Mon, Jun 8, 2020	7.50	7.89	7.50	7.87
6082	NASDAQ	CENX	Fri, Jun 5, 2020	6.86	7.59	6.82	7.43
6081	NASDAQ	CENX	Thu, Jun 4, 2020	6.58	6.86	6.43	6.74
6080	NASDAQ	CENX	Wed, Jun 3, 2020	6.29	6.66	6.20	6.63
6079	NASDAQ	CENX	Tue, Jun 2, 2020	6.15	6.25	6.12	6.18
6078	NASDAQ	CENX	Mon, Jun 1, 2020	5.99	6.27	5.87	6.08
6077	NASDAQ	CENX	Fri, May 29, 2020	5.89	5.99	5.56	5.96
6076	NASDAQ	CENX	Thu, May 28, 2020	5.74	6.11	5.73	5.90
6075	NASDAQ	CENX	Wed, May 27, 2020	5.28	5.74	5.20	5.74
6074	NASDAQ	CENX	Tue, May 26, 2020	5.14	5.27	5.04	5.18
6073	NASDAQ	CENX	Fri, May 22, 2020	4.87	4.92	4.72	4.89
6072	NASDAQ	CENX	Thu, May 21, 2020	5.06	5.12	4.77	4.84
6071	NASDAQ	CENX	Wed, May 20, 2020	5.02	5.20	5.01	5.10
6070	NASDAQ	CENX	Tue, May 19, 2020	4.91	5.16	4.76	4.90
6069	NASDAQ	CENX	Mon, May 18, 2020	4.58	5.00	4.58	4.92
6068	NASDAQ	CENX	Fri, May 15, 2020	4.27	4.42	4.22	4.37
6067	NASDAQ	CENX	Thu, May 14, 2020	4.30	4.40	4.08	4.30
6066	NASDAQ	CENX	Wed, May 13, 2020	4.60	4.60	4.19	4.29
6065	NASDAQ	CENX	Tue, May 12, 2020	4.67	4.88	4.48	4.55
6064	NASDAQ	CENX	Mon, May 11, 2020	4.76	4.77	4.53	4.66
6063	NASDAQ	CENX	Fri, May 8, 2020	4.71	4.84	4.64	4.84
6062	NASDAQ	CENX	Thu, May 7, 2020	4.46	4.78	4.46	4.63
6061	NASDAQ	CENX	Wed, May 6, 2020	4.94	5.05	4.52	4.54
6060	NASDAQ	CENX	Tue, May 5, 2020	4.85	5.20	4.82	4.93
6059	NASDAQ	CENX	Mon, May 4, 2020	4.46	4.99	4.41	4.73
6058	NASDAQ	CENX	Fri, May 1, 2020	4.65	5.23	4.32	4.55
6057	NASDAQ	CENX	Thu, Apr 30, 2020	4.64	4.64	4.31	4.35
6056	NASDAQ	CENX	Wed, Apr 29, 2020	4.49	4.77	4.44	4.68
6055	NASDAQ	CENX	Tue, Apr 28, 2020	4.39	4.47	4.18	4.34
6054	NASDAQ	CENX	Mon, Apr 27, 2020	4.13	4.35	3.99	4.30
6053	NASDAQ	CENX	Fri, Apr 24, 2020	4.07	4.17	3.92	4.06
6052	NASDAQ	CENX	Thu, Apr 23, 2020	3.77	4.15	3.72	4.02
6051	NASDAQ	CENX	Wed, Apr 22, 2020	3.90	3.98	3.71	3.71
6050	NASDAQ	CENX	Tue, Apr 21, 2020	3.91	4.30	3.76	3.79
6049	NASDAQ	CENX	Mon, Apr 20, 2020	3.97	4.20	3.89	4.00
6048	NASDAQ	CENX	Fri, Apr 17, 2020	4.05	4.16	3.97	4.04
6047	NASDAQ	CENX	Thu, Apr 16, 2020	3.91	4.13	3.83	3.89
6046	NASDAQ	CENX	Wed, Apr 15, 2020	4.09	4.14	3.87	3.95
6045	NASDAQ	CENX	Tue, Apr 14, 2020	4.15	4.51	4.15	4.31
6044	NASDAQ	CENX	Mon, Apr 13, 2020	4.19	4.32	4.04	4.14
6043	NASDAQ	CENX	Thu, Apr 9, 2020	4.03	4.33	4.01	4.12
6042	NASDAQ	CENX	Wed, Apr 8, 2020	3.82	4.00	3.82	3.91
6041	NASDAQ	CENX	Tue, Apr 7, 2020	3.65	4.08	3.63	3.77
6040	NASDAQ	CENX	Mon, Apr 6, 2020	3.16	3.56	3.16	3.52
6039	NASDAQ	CENX	Fri, Apr 3, 2020	3.32	3.41	2.91	3.04
6038	NASDAQ	CENX	Thu, Apr 2, 2020	3.40	3.55	3.15	3.31
6037	NASDAQ	CENX	Wed, Apr 1, 2020	3.50	3.66	3.25	3.36
6036	NASDAQ	CENX	Tue, Mar 31, 2020	3.37	3.76	3.37	3.62
6035	NASDAQ	CENX	Mon, Mar 30, 2020	3.68	3.75	3.30	3.37
6034	NASDAQ	CENX	Fri, Mar 27, 2020	3.60	3.79	3.38	3.75
6033	NASDAQ	CENX	Thu, Mar 26, 2020	3.66	4.20	3.61	3.77
6032	NASDAQ	CENX	Wed, Mar 25, 2020	3.69	3.88	3.45	3.67
6031	NASDAQ	CENX	Tue, Mar 24, 2020	3.25	3.68	3.17	3.67
6030	NASDAQ	CENX	Mon, Mar 23, 2020	3.19	3.34	3.01	3.17
6029	NASDAQ	CENX	Fri, Mar 20, 2020	3.41	3.61	3.05	3.15
6028	NASDAQ	CENX	Thu, Mar 19, 2020	3.40	3.74	3.25	3.36
6027	NASDAQ	CENX	Wed, Mar 18, 2020	3.51	3.60	3.01	3.43
6026	NASDAQ	CENX	Tue, Mar 17, 2020	4.10	4.14	3.57	3.68
6025	NASDAQ	CENX	Mon, Mar 16, 2020	4.25	4.47	3.68	3.98
6024	NASDAQ	CENX	Fri, Mar 13, 2020	5.20	5.30	4.80	4.86
6023	NASDAQ	CENX	Thu, Mar 12, 2020	4.47	5.10	4.31	5.06
6022	NASDAQ	CENX	Wed, Mar 11, 2020	4.50	4.90	4.34	4.80
6021	NASDAQ	CENX	Tue, Mar 10, 2020	4.41	4.87	4.14	4.75
6020	NASDAQ	CENX	Mon, Mar 9, 2020	4.15	4.60	4.00	4.08
6019	NASDAQ	CENX	Fri, Mar 6, 2020	5.21	5.42	4.81	4.84
6018	NASDAQ	CENX	Thu, Mar 5, 2020	5.51	5.57	5.25	5.42
6017	NASDAQ	CENX	Wed, Mar 4, 2020	5.86	5.89	5.58	5.71
6016	NASDAQ	CENX	Tue, Mar 3, 2020	5.78	6.02	5.57	5.70
6015	NASDAQ	CENX	Mon, Mar 2, 2020	5.80	5.88	5.51	5.77
6014	NASDAQ	CENX	Fri, Feb 28, 2020	5.16	5.92	5.15	5.80
6013	NASDAQ	CENX	Thu, Feb 27, 2020	5.51	5.58	5.15	5.38
6012	NASDAQ	CENX	Wed, Feb 26, 2020	6.13	6.21	5.65	5.73
6011	NASDAQ	CENX	Tue, Feb 25, 2020	6.60	6.60	5.99	6.13
6010	NASDAQ	CENX	Mon, Feb 24, 2020	6.04	6.58	5.89	6.54
6009	NASDAQ	CENX	Fri, Feb 21, 2020	6.15	6.53	5.76	6.39
6008	NASDAQ	CENX	Thu, Feb 20, 2020	5.98	6.07	5.76	5.76
6007	NASDAQ	CENX	Wed, Feb 19, 2020	5.80	6.14	5.80	5.94
6006	NASDAQ	CENX	Tue, Feb 18, 2020	5.58	5.83	5.44	5.80
6005	NASDAQ	CENX	Fri, Feb 14, 2020	5.99	6.00	5.59	5.67
6004	NASDAQ	CENX	Thu, Feb 13, 2020	5.90	6.03	5.88	5.99
6003	NASDAQ	CENX	Wed, Feb 12, 2020	5.96	6.21	5.85	5.95
6002	NASDAQ	CENX	Tue, Feb 11, 2020	5.73	5.97	5.64	5.83
6001	NASDAQ	CENX	Mon, Feb 10, 2020	5.54	5.69	5.44	5.65
6000	NASDAQ	CENX	Fri, Feb 7, 2020	5.80	5.83	5.49	5.58
5999	NASDAQ	CENX	Thu, Feb 6, 2020	5.77	5.98	5.69	5.86
5998	NASDAQ	CENX	Wed, Feb 5, 2020	5.43	5.73	5.43	5.72
5997	NASDAQ	CENX	Tue, Feb 4, 2020	5.37	5.41	5.27	5.29
5996	NASDAQ	CENX	Mon, Feb 3, 2020	5.31	5.45	5.18	5.21
5995	NASDAQ	CENX	Fri, Jan 31, 2020	5.36	5.45	5.17	5.29
5994	NASDAQ	CENX	Thu, Jan 30, 2020	5.22	5.51	5.13	5.40
5993	NASDAQ	CENX	Wed, Jan 29, 2020	5.52	5.56	5.22	5.33
5992	NASDAQ	CENX	Tue, Jan 28, 2020	5.72	5.80	5.43	5.48
5991	NASDAQ	CENX	Mon, Jan 27, 2020	5.83	5.92	5.61	5.63
5990	NASDAQ	CENX	Fri, Jan 24, 2020	6.37	6.40	5.94	6.02
5989	NASDAQ	CENX	Thu, Jan 23, 2020	6.53	6.55	6.27	6.40
5988	NASDAQ	CENX	Wed, Jan 22, 2020	6.76	6.87	6.62	6.66
5987	NASDAQ	CENX	Tue, Jan 21, 2020	7.16	7.17	6.74	6.78
5986	NASDAQ	CENX	Fri, Jan 17, 2020	7.27	7.45	7.06	7.18
5985	NASDAQ	CENX	Thu, Jan 16, 2020	7.77	7.77	7.19	7.27
5984	NASDAQ	CENX	Wed, Jan 15, 2020	7.58	7.75	7.54	7.74
5983	NASDAQ	CENX	Tue, Jan 14, 2020	7.31	7.66	7.23	7.57
5982	NASDAQ	CENX	Mon, Jan 13, 2020	7.02	7.32	6.89	7.29
5981	NASDAQ	CENX	Fri, Jan 10, 2020	7.07	7.10	6.90	6.99
5980	NASDAQ	CENX	Thu, Jan 9, 2020	7.47	7.49	6.86	7.06
5979	NASDAQ	CENX	Wed, Jan 8, 2020	7.97	8.01	7.43	7.50
5978	NASDAQ	CENX	Tue, Jan 7, 2020	7.91	8.23	7.90	8.02
5977	NASDAQ	CENX	Mon, Jan 6, 2020	7.72	8.05	7.62	7.95
5976	NASDAQ	CENX	Fri, Jan 3, 2020	7.54	7.91	7.53	7.80
5975	NASDAQ	CENX	Thu, Jan 2, 2020	7.65	7.78	7.60	7.72
5974	NASDAQ	CENX	Tue, Dec 31, 2019	7.35	7.56	7.26	7.52
5973	NASDAQ	CENX	Mon, Dec 30, 2019	7.45	7.50	7.31	7.42
5972	NASDAQ	CENX	Fri, Dec 27, 2019	7.59	7.65	7.39	7.40
5971	NASDAQ	CENX	Thu, Dec 26, 2019	7.66	7.82	7.44	7.48
5970	NASDAQ	CENX	Tue, Dec 24, 2019	7.57	7.67	7.52	7.58
5969	NASDAQ	CENX	Mon, Dec 23, 2019	7.61	7.65	7.45	7.57
5968	NASDAQ	CENX	Fri, Dec 20, 2019	7.89	7.89	7.53	7.60
5967	NASDAQ	CENX	Thu, Dec 19, 2019	7.76	7.86	7.62	7.85
5966	NASDAQ	CENX	Wed, Dec 18, 2019	7.71	7.79	7.64	7.76
5965	NASDAQ	CENX	Tue, Dec 17, 2019	7.87	7.99	7.74	7.78
5964	NASDAQ	CENX	Mon, Dec 16, 2019	7.90	8.00	7.84	7.90
5963	NASDAQ	CENX	Fri, Dec 13, 2019	7.87	8.10	7.71	7.75
5962	NASDAQ	CENX	Thu, Dec 12, 2019	7.50	7.89	7.36	7.84
5961	NASDAQ	CENX	Wed, Dec 11, 2019	7.37	7.49	7.29	7.49
5960	NASDAQ	CENX	Tue, Dec 10, 2019	7.16	7.32	7.14	7.28
5959	NASDAQ	CENX	Mon, Dec 9, 2019	6.94	7.20	6.90	7.16
5958	NASDAQ	CENX	Fri, Dec 6, 2019	6.93	7.14	6.85	6.94
5957	NASDAQ	CENX	Thu, Dec 5, 2019	6.98	7.03	6.81	6.85
5956	NASDAQ	CENX	Wed, Dec 4, 2019	6.87	6.99	6.78	6.94
5955	NASDAQ	CENX	Tue, Dec 3, 2019	6.98	7.04	6.71	6.80
5954	NASDAQ	CENX	Mon, Dec 2, 2019	7.10	7.35	7.06	7.07
5953	NASDAQ	CENX	Fri, Nov 29, 2019	7.03	7.06	6.89	7.05
5952	NASDAQ	CENX	Wed, Nov 27, 2019	7.04	7.13	6.85	7.10
5951	NASDAQ	CENX	Tue, Nov 26, 2019	6.95	7.09	6.88	7.02
5950	NASDAQ	CENX	Mon, Nov 25, 2019	6.77	6.98	6.76	6.93
5949	NASDAQ	CENX	Fri, Nov 22, 2019	6.95	7.10	6.78	6.81
5948	NASDAQ	CENX	Thu, Nov 21, 2019	6.98	7.03	6.88	6.92
5947	NASDAQ	CENX	Wed, Nov 20, 2019	6.93	7.22	6.91	7.01
5946	NASDAQ	CENX	Tue, Nov 19, 2019	7.06	7.11	6.94	6.98
5945	NASDAQ	CENX	Mon, Nov 18, 2019	7.12	7.17	6.87	7.01
5944	NASDAQ	CENX	Fri, Nov 15, 2019	7.18	7.35	7.04	7.12
5943	NASDAQ	CENX	Thu, Nov 14, 2019	7.30	7.40	7.06	7.08
5942	NASDAQ	CENX	Wed, Nov 13, 2019	7.30	7.55	7.23	7.39
5941	NASDAQ	CENX	Tue, Nov 12, 2019	7.99	8.01	7.27	7.48
5940	NASDAQ	CENX	Mon, Nov 11, 2019	8.09	8.09	7.77	7.92
5939	NASDAQ	CENX	Fri, Nov 8, 2019	8.35	8.41	8.13	8.28
5938	NASDAQ	CENX	Thu, Nov 7, 2019	8.11	8.42	8.09	8.33
5937	NASDAQ	CENX	Wed, Nov 6, 2019	6.66	8.40	6.66	7.86
5936	NASDAQ	CENX	Tue, Nov 5, 2019	6.90	7.13	6.73	7.05
5935	NASDAQ	CENX	Mon, Nov 4, 2019	6.60	6.90	6.43	6.89
5934	NASDAQ	CENX	Fri, Nov 1, 2019	5.96	6.43	5.95	6.41
5933	NASDAQ	CENX	Thu, Oct 31, 2019	6.03	6.19	5.80	5.83
5932	NASDAQ	CENX	Wed, Oct 30, 2019	6.30	6.31	6.05	6.10
5931	NASDAQ	CENX	Tue, Oct 29, 2019	6.17	6.33	6.03	6.33
5930	NASDAQ	CENX	Mon, Oct 28, 2019	6.13	6.32	6.11	6.17
5929	NASDAQ	CENX	Fri, Oct 25, 2019	5.82	6.12	5.80	6.02
5928	NASDAQ	CENX	Thu, Oct 24, 2019	6.22	6.28	5.81	5.82
5927	NASDAQ	CENX	Wed, Oct 23, 2019	6.04	6.30	5.94	6.22
5926	NASDAQ	CENX	Tue, Oct 22, 2019	6.15	6.22	5.93	6.04
5925	NASDAQ	CENX	Mon, Oct 21, 2019	6.51	6.61	6.10	6.10
5924	NASDAQ	CENX	Fri, Oct 18, 2019	6.17	6.44	6.15	6.37
5923	NASDAQ	CENX	Thu, Oct 17, 2019	6.23	6.38	6.08	6.17
5922	NASDAQ	CENX	Wed, Oct 16, 2019	6.20	6.31	6.07	6.16
5921	NASDAQ	CENX	Tue, Oct 15, 2019	6.19	6.42	5.97	6.25
5920	NASDAQ	CENX	Mon, Oct 14, 2019	6.36	6.36	6.12	6.20
5919	NASDAQ	CENX	Fri, Oct 11, 2019	6.24	6.53	6.21	6.42
5918	NASDAQ	CENX	Thu, Oct 10, 2019	6.33	6.46	6.12	6.16
5917	NASDAQ	CENX	Wed, Oct 9, 2019	6.40	6.43	6.18	6.31
5916	NASDAQ	CENX	Tue, Oct 8, 2019	6.25	6.33	6.12	6.31
5915	NASDAQ	CENX	Mon, Oct 7, 2019	6.35	6.61	6.27	6.36
5914	NASDAQ	CENX	Fri, Oct 4, 2019	6.36	6.45	6.23	6.35
5913	NASDAQ	CENX	Thu, Oct 3, 2019	6.22	6.40	6.14	6.32
5912	NASDAQ	CENX	Wed, Oct 2, 2019	6.42	6.42	6.17	6.31
5911	NASDAQ	CENX	Tue, Oct 1, 2019	6.69	6.98	6.44	6.49
5910	NASDAQ	CENX	Mon, Sep 30, 2019	6.65	6.75	6.56	6.64
5909	NASDAQ	CENX	Fri, Sep 27, 2019	6.55	6.83	6.55	6.68
5908	NASDAQ	CENX	Thu, Sep 26, 2019	6.94	6.94	6.53	6.58
5907	NASDAQ	CENX	Wed, Sep 25, 2019	6.52	7.01	6.52	7.00
5906	NASDAQ	CENX	Tue, Sep 24, 2019	7.27	7.31	6.54	6.55
5905	NASDAQ	CENX	Mon, Sep 23, 2019	7.04	7.36	6.98	7.27
5904	NASDAQ	CENX	Fri, Sep 20, 2019	6.99	7.30	6.99	7.18
5903	NASDAQ	CENX	Thu, Sep 19, 2019	6.99	7.24	6.98	7.02
5902	NASDAQ	CENX	Wed, Sep 18, 2019	7.04	7.15	6.90	7.01
5901	NASDAQ	CENX	Tue, Sep 17, 2019	7.12	7.15	6.88	7.08
5900	NASDAQ	CENX	Mon, Sep 16, 2019	7.00	7.34	6.88	7.24
5899	NASDAQ	CENX	Fri, Sep 13, 2019	7.08	7.29	6.95	7.05
5898	NASDAQ	CENX	Thu, Sep 12, 2019	6.84	7.03	6.51	6.93
5897	NASDAQ	CENX	Wed, Sep 11, 2019	6.61	6.98	6.41	6.89
5896	NASDAQ	CENX	Tue, Sep 10, 2019	6.04	6.64	5.97	6.62
5895	NASDAQ	CENX	Mon, Sep 9, 2019	5.78	6.10	5.67	6.01
5894	NASDAQ	CENX	Fri, Sep 6, 2019	5.85	5.90	5.61	5.68
5893	NASDAQ	CENX	Thu, Sep 5, 2019	5.65	5.86	5.65	5.79
5892	NASDAQ	CENX	Wed, Sep 4, 2019	5.41	5.60	5.38	5.49
5891	NASDAQ	CENX	Tue, Sep 3, 2019	5.34	5.50	5.21	5.26
5890	NASDAQ	CENX	Fri, Aug 30, 2019	5.58	5.71	5.46	5.51
5889	NASDAQ	CENX	Thu, Aug 29, 2019	5.37	5.57	5.33	5.51
5888	NASDAQ	CENX	Wed, Aug 28, 2019	5.11	5.36	5.02	5.26
5887	NASDAQ	CENX	Tue, Aug 27, 2019	5.52	5.55	5.13	5.15
5886	NASDAQ	CENX	Mon, Aug 26, 2019	5.60	5.60	5.38	5.47
5885	NASDAQ	CENX	Fri, Aug 23, 2019	5.85	5.85	5.47	5.48
5884	NASDAQ	CENX	Thu, Aug 22, 2019	6.08	6.10	5.79	5.80
5883	NASDAQ	CENX	Wed, Aug 21, 2019	6.28	6.29	6.07	6.07
5882	NASDAQ	CENX	Tue, Aug 20, 2019	6.16	6.30	6.09	6.17
5881	NASDAQ	CENX	Mon, Aug 19, 2019	6.11	6.30	6.09	6.21
5880	NASDAQ	CENX	Fri, Aug 16, 2019	5.76	6.02	5.76	5.97
5879	NASDAQ	CENX	Thu, Aug 15, 2019	5.89	5.97	5.59	5.67
5878	NASDAQ	CENX	Wed, Aug 14, 2019	6.16	6.33	5.83	5.88
5877	NASDAQ	CENX	Tue, Aug 13, 2019	6.31	6.62	6.23	6.48
5876	NASDAQ	CENX	Mon, Aug 12, 2019	6.62	6.62	6.31	6.32
5875	NASDAQ	CENX	Fri, Aug 9, 2019	7.09	7.09	6.68	6.69
5874	NASDAQ	CENX	Thu, Aug 8, 2019	6.84	7.13	6.81	7.11
5873	NASDAQ	CENX	Wed, Aug 7, 2019	6.69	6.83	6.60	6.81
5872	NASDAQ	CENX	Tue, Aug 6, 2019	7.15	7.19	6.74	6.86
5871	NASDAQ	CENX	Mon, Aug 5, 2019	6.82	7.06	6.64	7.02
5870	NASDAQ	CENX	Fri, Aug 2, 2019	7.52	7.52	6.80	7.02
5869	NASDAQ	CENX	Thu, Aug 1, 2019	7.08	7.34	6.96	7.03
5868	NASDAQ	CENX	Wed, Jul 31, 2019	7.37	7.42	7.08	7.19
5867	NASDAQ	CENX	Tue, Jul 30, 2019	7.01	7.43	6.95	7.37
5866	NASDAQ	CENX	Mon, Jul 29, 2019	7.33	7.42	6.94	7.14
5865	NASDAQ	CENX	Fri, Jul 26, 2019	7.32	7.39	7.23	7.33
5864	NASDAQ	CENX	Thu, Jul 25, 2019	7.83	7.83	7.15	7.32
5863	NASDAQ	CENX	Wed, Jul 24, 2019	7.46	7.89	7.46	7.83
5862	NASDAQ	CENX	Tue, Jul 23, 2019	7.58	7.67	7.43	7.53
5861	NASDAQ	CENX	Mon, Jul 22, 2019	7.39	7.59	7.28	7.44
5860	NASDAQ	CENX	Fri, Jul 19, 2019	7.19	7.50	7.16	7.39
5859	NASDAQ	CENX	Thu, Jul 18, 2019	6.98	7.22	6.94	7.16
5858	NASDAQ	CENX	Wed, Jul 17, 2019	7.12	7.16	6.94	7.02
5857	NASDAQ	CENX	Tue, Jul 16, 2019	7.12	7.35	7.04	7.13
5856	NASDAQ	CENX	Mon, Jul 15, 2019	7.05	7.22	6.98	7.11
5855	NASDAQ	CENX	Fri, Jul 12, 2019	6.86	7.06	6.82	6.94
5854	NASDAQ	CENX	Thu, Jul 11, 2019	6.89	6.93	6.74	6.88
5853	NASDAQ	CENX	Wed, Jul 10, 2019	6.82	6.99	6.69	6.90
5852	NASDAQ	CENX	Tue, Jul 9, 2019	6.76	6.79	6.23	6.71
5851	NASDAQ	CENX	Mon, Jul 8, 2019	6.80	6.97	6.70	6.85
5850	NASDAQ	CENX	Fri, Jul 5, 2019	6.53	6.87	6.53	6.83
5849	NASDAQ	CENX	Wed, Jul 3, 2019	6.70	6.71	6.56	6.66
5848	NASDAQ	CENX	Tue, Jul 2, 2019	6.90	6.90	6.66	6.67
5847	NASDAQ	CENX	Mon, Jul 1, 2019	7.02	7.10	6.84	6.92
5846	NASDAQ	CENX	Fri, Jun 28, 2019	6.85	6.93	6.82	6.91
5845	NASDAQ	CENX	Thu, Jun 27, 2019	6.74	6.95	6.71	6.82
5844	NASDAQ	CENX	Wed, Jun 26, 2019	6.85	6.86	6.62	6.73
5843	NASDAQ	CENX	Tue, Jun 25, 2019	6.67	6.71	6.37	6.61
5842	NASDAQ	CENX	Mon, Jun 24, 2019	6.91	7.03	6.63	6.67
5841	NASDAQ	CENX	Fri, Jun 21, 2019	6.98	7.13	6.84	6.93
5840	NASDAQ	CENX	Thu, Jun 20, 2019	6.83	7.09	6.74	6.91
5839	NASDAQ	CENX	Wed, Jun 19, 2019	6.56	6.63	6.44	6.56
5838	NASDAQ	CENX	Tue, Jun 18, 2019	6.33	6.74	6.32	6.56
5837	NASDAQ	CENX	Mon, Jun 17, 2019	6.15	6.31	6.09	6.24
5836	NASDAQ	CENX	Fri, Jun 14, 2019	6.24	6.34	6.13	6.22
5835	NASDAQ	CENX	Thu, Jun 13, 2019	5.78	6.43	5.78	6.30
5834	NASDAQ	CENX	Wed, Jun 12, 2019	5.73	5.78	5.65	5.69
5833	NASDAQ	CENX	Tue, Jun 11, 2019	5.83	5.96	5.78	5.81
5832	NASDAQ	CENX	Mon, Jun 10, 2019	5.69	5.80	5.64	5.67
5831	NASDAQ	CENX	Fri, Jun 7, 2019	5.53	5.60	5.37	5.56
5830	NASDAQ	CENX	Thu, Jun 6, 2019	5.63	5.72	5.39	5.57
5829	NASDAQ	CENX	Wed, Jun 5, 2019	5.83	5.90	5.56	5.62
5828	NASDAQ	CENX	Tue, Jun 4, 2019	5.71	5.83	5.66	5.80
5827	NASDAQ	CENX	Mon, Jun 3, 2019	5.60	5.72	5.48	5.63
5826	NASDAQ	CENX	Fri, May 31, 2019	5.72	5.83	5.55	5.59
5825	NASDAQ	CENX	Thu, May 30, 2019	6.02	6.14	5.79	5.83
5824	NASDAQ	CENX	Wed, May 29, 2019	5.76	6.05	5.75	6.03
5823	NASDAQ	CENX	Tue, May 28, 2019	6.10	6.10	5.86	5.89
5822	NASDAQ	CENX	Fri, May 24, 2019	6.11	6.14	5.98	6.03
5821	NASDAQ	CENX	Thu, May 23, 2019	6.22	6.25	5.94	6.01
5820	NASDAQ	CENX	Wed, May 22, 2019	6.43	6.46	6.22	6.35
5819	NASDAQ	CENX	Tue, May 21, 2019	6.61	6.68	6.46	6.51
5818	NASDAQ	CENX	Mon, May 20, 2019	6.66	6.70	6.46	6.54
5817	NASDAQ	CENX	Fri, May 17, 2019	7.06	7.10	6.69	6.76
5816	NASDAQ	CENX	Thu, May 16, 2019	7.20	7.44	7.09	7.17
5815	NASDAQ	CENX	Wed, May 15, 2019	7.18	7.21	7.04	7.15
5814	NASDAQ	CENX	Tue, May 14, 2019	7.29	7.39	7.16	7.31
5813	NASDAQ	CENX	Mon, May 13, 2019	7.62	7.62	7.03	7.18
5812	NASDAQ	CENX	Fri, May 10, 2019	7.81	7.93	7.72	7.88
5811	NASDAQ	CENX	Thu, May 9, 2019	7.79	7.99	7.66	7.90
5810	NASDAQ	CENX	Wed, May 8, 2019	8.01	8.12	7.91	7.92
5809	NASDAQ	CENX	Tue, May 7, 2019	8.11	8.24	7.99	8.06
5808	NASDAQ	CENX	Mon, May 6, 2019	8.04	8.31	7.91	8.28
5807	NASDAQ	CENX	Fri, May 3, 2019	8.07	8.52	8.00	8.37
5806	NASDAQ	CENX	Thu, May 2, 2019	7.94	8.14	7.70	7.93
5805	NASDAQ	CENX	Wed, May 1, 2019	8.43	8.63	7.88	7.92
5804	NASDAQ	CENX	Tue, Apr 30, 2019	8.48	8.51	8.31	8.41
5803	NASDAQ	CENX	Mon, Apr 29, 2019	8.51	8.63	8.41	8.57
5802	NASDAQ	CENX	Fri, Apr 26, 2019	8.38	8.58	8.32	8.53
5801	NASDAQ	CENX	Thu, Apr 25, 2019	8.84	8.84	8.38	8.44
5800	NASDAQ	CENX	Wed, Apr 24, 2019	8.69	8.87	8.63	8.85
5799	NASDAQ	CENX	Tue, Apr 23, 2019	8.61	8.95	8.58	8.75
5798	NASDAQ	CENX	Mon, Apr 22, 2019	8.60	8.73	8.28	8.65
5797	NASDAQ	CENX	Thu, Apr 18, 2019	9.51	9.66	8.47	8.61
5796	NASDAQ	CENX	Wed, Apr 17, 2019	9.83	9.91	9.48	9.70
5795	NASDAQ	CENX	Tue, Apr 16, 2019	9.30	9.78	9.27	9.75
5794	NASDAQ	CENX	Mon, Apr 15, 2019	9.40	9.50	9.20	9.22
5793	NASDAQ	CENX	Fri, Apr 12, 2019	9.29	9.58	9.15	9.37
5792	NASDAQ	CENX	Thu, Apr 11, 2019	9.15	9.40	9.05	9.16
5791	NASDAQ	CENX	Wed, Apr 10, 2019	9.11	9.24	9.00	9.14
5790	NASDAQ	CENX	Tue, Apr 9, 2019	9.31	9.31	8.96	9.04
5789	NASDAQ	CENX	Mon, Apr 8, 2019	9.31	9.39	9.18	9.35
5788	NASDAQ	CENX	Fri, Apr 5, 2019	9.07	9.36	9.07	9.33
5787	NASDAQ	CENX	Thu, Apr 4, 2019	8.72	9.09	8.67	9.09
5786	NASDAQ	CENX	Wed, Apr 3, 2019	9.00	9.08	8.72	8.78
5785	NASDAQ	CENX	Tue, Apr 2, 2019	9.06	9.10	8.83	8.85
5784	NASDAQ	CENX	Mon, Apr 1, 2019	9.08	9.32	8.95	9.11
5783	NASDAQ	CENX	Fri, Mar 29, 2019	9.01	9.20	8.85	8.88
5782	NASDAQ	CENX	Thu, Mar 28, 2019	8.56	8.89	8.49	8.86
5781	NASDAQ	CENX	Wed, Mar 27, 2019	8.20	8.58	8.11	8.55
5780	NASDAQ	CENX	Tue, Mar 26, 2019	8.23	8.28	7.79	8.19
5779	NASDAQ	CENX	Mon, Mar 25, 2019	8.30	8.46	8.11	8.23
5778	NASDAQ	CENX	Fri, Mar 22, 2019	8.86	8.92	8.19	8.30
5777	NASDAQ	CENX	Thu, Mar 21, 2019	8.83	9.05	8.76	8.97
5776	NASDAQ	CENX	Wed, Mar 20, 2019	8.92	8.97	8.57	8.89
5775	NASDAQ	CENX	Tue, Mar 19, 2019	9.01	9.15	8.81	8.91
5774	NASDAQ	CENX	Mon, Mar 18, 2019	8.63	8.95	8.57	8.93
5773	NASDAQ	CENX	Fri, Mar 15, 2019	8.35	8.52	8.33	8.47
5772	NASDAQ	CENX	Thu, Mar 14, 2019	8.24	8.39	8.24	8.34
5771	NASDAQ	CENX	Wed, Mar 13, 2019	8.22	8.38	8.20	8.29
5770	NASDAQ	CENX	Tue, Mar 12, 2019	7.94	8.27	7.92	8.18
5769	NASDAQ	CENX	Mon, Mar 11, 2019	7.67	7.92	7.59	7.92
5768	NASDAQ	CENX	Fri, Mar 8, 2019	7.89	7.90	7.48	7.64
5767	NASDAQ	CENX	Thu, Mar 7, 2019	8.40	8.46	8.01	8.02
5766	NASDAQ	CENX	Wed, Mar 6, 2019	8.76	8.81	8.45	8.46
5765	NASDAQ	CENX	Tue, Mar 5, 2019	8.76	8.85	8.64	8.74
5764	NASDAQ	CENX	Mon, Mar 4, 2019	8.94	8.94	8.55	8.79
5763	NASDAQ	CENX	Fri, Mar 1, 2019	8.72	8.95	8.61	8.93
5762	NASDAQ	CENX	Thu, Feb 28, 2019	8.98	9.03	8.59	8.63
5761	NASDAQ	CENX	Wed, Feb 27, 2019	9.35	9.44	8.93	8.99
5760	NASDAQ	CENX	Tue, Feb 26, 2019	9.11	9.53	9.11	9.35
5759	NASDAQ	CENX	Mon, Feb 25, 2019	9.23	9.39	8.83	9.12
5758	NASDAQ	CENX	Fri, Feb 22, 2019	9.25	9.98	8.98	9.26
5757	NASDAQ	CENX	Thu, Feb 21, 2019	9.18	9.34	9.16	9.29
5756	NASDAQ	CENX	Wed, Feb 20, 2019	8.78	9.26	8.74	9.18
5755	NASDAQ	CENX	Tue, Feb 19, 2019	8.53	8.82	8.53	8.75
5754	NASDAQ	CENX	Fri, Feb 15, 2019	8.60	8.79	8.54	8.57
5753	NASDAQ	CENX	Thu, Feb 14, 2019	8.47	8.55	8.39	8.47
5752	NASDAQ	CENX	Wed, Feb 13, 2019	8.57	8.77	8.53	8.56
5751	NASDAQ	CENX	Tue, Feb 12, 2019	8.57	8.73	8.41	8.47
5750	NASDAQ	CENX	Mon, Feb 11, 2019	8.46	8.57	8.37	8.45
5749	NASDAQ	CENX	Fri, Feb 8, 2019	8.47	8.64	8.28	8.46
5748	NASDAQ	CENX	Thu, Feb 7, 2019	8.87	8.97	8.38	8.47
5747	NASDAQ	CENX	Wed, Feb 6, 2019	9.17	9.21	9.00	9.04
5746	NASDAQ	CENX	Tue, Feb 5, 2019	9.12	9.32	9.07	9.21
5745	NASDAQ	CENX	Mon, Feb 4, 2019	8.98	9.22	8.91	9.11
5744	NASDAQ	CENX	Fri, Feb 1, 2019	9.21	9.31	8.92	9.00
5743	NASDAQ	CENX	Thu, Jan 31, 2019	8.90	9.34	8.90	9.20
5742	NASDAQ	CENX	Wed, Jan 30, 2019	8.73	9.01	8.68	8.95
5741	NASDAQ	CENX	Tue, Jan 29, 2019	8.61	8.79	8.46	8.63
5740	NASDAQ	CENX	Mon, Jan 28, 2019	8.90	8.90	8.51	8.54
5739	NASDAQ	CENX	Fri, Jan 25, 2019	9.06	9.16	8.85	9.03
5738	NASDAQ	CENX	Thu, Jan 24, 2019	9.00	9.04	8.67	8.85
5737	NASDAQ	CENX	Wed, Jan 23, 2019	8.91	9.20	8.82	9.07
5736	NASDAQ	CENX	Tue, Jan 22, 2019	9.17	9.34	8.70	8.82
5735	NASDAQ	CENX	Fri, Jan 18, 2019	9.19	9.43	9.04	9.31
5734	NASDAQ	CENX	Thu, Jan 17, 2019	8.39	9.32	8.24	9.09
5733	NASDAQ	CENX	Wed, Jan 16, 2019	8.48	8.84	8.21	8.50
5732	NASDAQ	CENX	Tue, Jan 15, 2019	8.48	8.52	8.00	8.15
5731	NASDAQ	CENX	Mon, Jan 14, 2019	8.73	9.11	8.43	8.53
5730	NASDAQ	CENX	Fri, Jan 11, 2019	8.70	8.78	8.51	8.57
5729	NASDAQ	CENX	Thu, Jan 10, 2019	8.63	8.83	8.51	8.73
5728	NASDAQ	CENX	Wed, Jan 9, 2019	8.40	8.78	8.32	8.71
5727	NASDAQ	CENX	Tue, Jan 8, 2019	8.77	8.83	8.12	8.36
5726	NASDAQ	CENX	Mon, Jan 7, 2019	8.50	8.76	8.15	8.70
5725	NASDAQ	CENX	Fri, Jan 4, 2019	7.55	8.47	7.43	8.38
5724	NASDAQ	CENX	Thu, Jan 3, 2019	7.42	7.63	7.28	7.31
5723	NASDAQ	CENX	Wed, Jan 2, 2019	7.18	7.85	6.98	7.55
5722	NASDAQ	CENX	Mon, Dec 31, 2018	7.48	7.59	7.11	7.31
5721	NASDAQ	CENX	Fri, Dec 28, 2018	7.37	7.65	7.28	7.40
5720	NASDAQ	CENX	Thu, Dec 27, 2018	7.20	7.40	6.93	7.34
5719	NASDAQ	CENX	Wed, Dec 26, 2018	6.88	7.41	6.54	7.39
5718	NASDAQ	CENX	Mon, Dec 24, 2018	6.89	6.90	6.66	6.81
5717	NASDAQ	CENX	Fri, Dec 21, 2018	7.53	7.53	6.54	6.91
5716	NASDAQ	CENX	Thu, Dec 20, 2018	7.88	8.11	7.32	7.56
5715	NASDAQ	CENX	Wed, Dec 19, 2018	8.33	8.65	7.77	7.80
5714	NASDAQ	CENX	Tue, Dec 18, 2018	8.37	8.58	8.19	8.26
5713	NASDAQ	CENX	Mon, Dec 17, 2018	8.09	8.74	8.05	8.27
5712	NASDAQ	CENX	Fri, Dec 14, 2018	8.25	8.43	8.09	8.15
5711	NASDAQ	CENX	Thu, Dec 13, 2018	8.56	8.61	8.31	8.36
5710	NASDAQ	CENX	Wed, Dec 12, 2018	8.52	8.76	8.42	8.47
5709	NASDAQ	CENX	Tue, Dec 11, 2018	8.52	8.72	8.19	8.38
5708	NASDAQ	CENX	Mon, Dec 10, 2018	8.56	8.74	8.01	8.29
5707	NASDAQ	CENX	Fri, Dec 7, 2018	8.72	9.24	8.56	8.60
5706	NASDAQ	CENX	Thu, Dec 6, 2018	8.72	8.82	8.41	8.65
5705	NASDAQ	CENX	Tue, Dec 4, 2018	9.48	9.58	8.86	9.00
5704	NASDAQ	CENX	Mon, Dec 3, 2018	9.38	9.60	9.21	9.50
5703	NASDAQ	CENX	Fri, Nov 30, 2018	8.93	9.10	8.90	8.98
5702	NASDAQ	CENX	Thu, Nov 29, 2018	9.20	9.44	8.96	9.00
5701	NASDAQ	CENX	Wed, Nov 28, 2018	8.88	9.34	8.48	9.34
5700	NASDAQ	CENX	Tue, Nov 27, 2018	9.00	9.30	8.52	8.84
5699	NASDAQ	CENX	Mon, Nov 26, 2018	8.84	9.34	8.72	9.16
5698	NASDAQ	CENX	Fri, Nov 23, 2018	8.61	8.88	8.59	8.81
5697	NASDAQ	CENX	Wed, Nov 21, 2018	8.71	9.06	8.70	8.84
5696	NASDAQ	CENX	Tue, Nov 20, 2018	8.77	8.77	8.18	8.58
5695	NASDAQ	CENX	Mon, Nov 19, 2018	9.27	9.47	8.66	8.87
5694	NASDAQ	CENX	Fri, Nov 16, 2018	8.89	9.39	8.81	9.34
5693	NASDAQ	CENX	Thu, Nov 15, 2018	8.65	9.01	8.51	8.98
5692	NASDAQ	CENX	Wed, Nov 14, 2018	8.99	9.15	8.52	8.69
5691	NASDAQ	CENX	Tue, Nov 13, 2018	8.72	9.12	8.57	8.90
5690	NASDAQ	CENX	Mon, Nov 12, 2018	9.30	9.30	8.66	8.68
5689	NASDAQ	CENX	Fri, Nov 9, 2018	9.45	9.68	9.13	9.32
5688	NASDAQ	CENX	Thu, Nov 8, 2018	9.71	9.82	9.48	9.63
5687	NASDAQ	CENX	Wed, Nov 7, 2018	10.08	10.14	9.67	9.79
5686	NASDAQ	CENX	Tue, Nov 6, 2018	9.79	10.03	9.62	9.95
5685	NASDAQ	CENX	Mon, Nov 5, 2018	9.67	9.84	9.46	9.78
5684	NASDAQ	CENX	Fri, Nov 2, 2018	8.89	9.85	8.89	9.73
5683	NASDAQ	CENX	Thu, Nov 1, 2018	8.23	8.85	8.14	8.84
5682	NASDAQ	CENX	Wed, Oct 31, 2018	7.94	8.21	7.82	7.94
5681	NASDAQ	CENX	Tue, Oct 30, 2018	8.05	8.28	7.77	7.83
5680	NASDAQ	CENX	Mon, Oct 29, 2018	7.87	8.47	7.80	8.02
5679	NASDAQ	CENX	Fri, Oct 26, 2018	9.01	9.29	7.65	7.72
5678	NASDAQ	CENX	Thu, Oct 25, 2018	9.10	9.64	9.02	9.48
5677	NASDAQ	CENX	Wed, Oct 24, 2018	9.54	9.78	8.96	8.99
5676	NASDAQ	CENX	Tue, Oct 23, 2018	9.63	9.69	9.18	9.60
5675	NASDAQ	CENX	Mon, Oct 22, 2018	9.82	9.93	9.46	9.89
5674	NASDAQ	CENX	Fri, Oct 19, 2018	9.92	10.13	9.79	9.80
5673	NASDAQ	CENX	Thu, Oct 18, 2018	10.21	10.44	9.90	9.92
5672	NASDAQ	CENX	Wed, Oct 17, 2018	10.13	10.19	9.90	10.14
5671	NASDAQ	CENX	Tue, Oct 16, 2018	10.26	10.26	9.92	10.16
5670	NASDAQ	CENX	Mon, Oct 15, 2018	10.18	10.55	10.12	10.16
5669	NASDAQ	CENX	Fri, Oct 12, 2018	10.35	10.57	10.00	10.16
5668	NASDAQ	CENX	Thu, Oct 11, 2018	10.10	10.33	9.97	10.09
5667	NASDAQ	CENX	Wed, Oct 10, 2018	10.55	10.86	10.08	10.18
5666	NASDAQ	CENX	Tue, Oct 9, 2018	10.42	11.16	10.42	10.82
5665	NASDAQ	CENX	Mon, Oct 8, 2018	10.50	10.91	10.25	10.74
5664	NASDAQ	CENX	Fri, Oct 5, 2018	10.38	10.38	9.88	9.97
5663	NASDAQ	CENX	Thu, Oct 4, 2018	10.61	10.83	10.20	10.23
5662	NASDAQ	CENX	Wed, Oct 3, 2018	10.60	10.95	9.85	10.52
5661	NASDAQ	CENX	Tue, Oct 2, 2018	11.73	12.10	11.62	11.90
5660	NASDAQ	CENX	Mon, Oct 1, 2018	12.01	12.25	11.72	12.07
5659	NASDAQ	CENX	Fri, Sep 28, 2018	11.54	12.37	11.40	11.97
5658	NASDAQ	CENX	Thu, Sep 27, 2018	11.82	11.87	11.37	11.38
5657	NASDAQ	CENX	Wed, Sep 26, 2018	12.49	12.56	11.75	11.86
5656	NASDAQ	CENX	Tue, Sep 25, 2018	12.01	12.61	11.73	12.59
5655	NASDAQ	CENX	Mon, Sep 24, 2018	13.12	13.25	11.81	11.89
5654	NASDAQ	CENX	Fri, Sep 21, 2018	13.09	13.47	13.00	13.25
5653	NASDAQ	CENX	Thu, Sep 20, 2018	13.26	13.42	12.90	13.12
5652	NASDAQ	CENX	Wed, Sep 19, 2018	13.06	13.32	12.75	12.86
5651	NASDAQ	CENX	Tue, Sep 18, 2018	12.02	13.10	12.01	12.94
5650	NASDAQ	CENX	Mon, Sep 17, 2018	11.33	12.03	11.30	11.78
5649	NASDAQ	CENX	Fri, Sep 14, 2018	11.35	11.51	11.16	11.32
5648	NASDAQ	CENX	Thu, Sep 13, 2018	11.95	12.07	11.36	11.37
5647	NASDAQ	CENX	Wed, Sep 12, 2018	11.89	12.04	11.32	11.85
5646	NASDAQ	CENX	Tue, Sep 11, 2018	11.95	12.11	11.76	12.04
5645	NASDAQ	CENX	Mon, Sep 10, 2018	11.74	12.44	11.74	12.19
5644	NASDAQ	CENX	Fri, Sep 7, 2018	11.97	12.10	11.22	11.60
5643	NASDAQ	CENX	Thu, Sep 6, 2018	12.00	13.14	11.85	12.02
5642	NASDAQ	CENX	Wed, Sep 5, 2018	12.00	12.18	11.85	11.86
5641	NASDAQ	CENX	Tue, Sep 4, 2018	12.44	12.45	11.67	12.03
5640	NASDAQ	CENX	Fri, Aug 31, 2018	12.47	12.75	12.30	12.62
5639	NASDAQ	CENX	Thu, Aug 30, 2018	12.91	13.03	12.24	12.57
5638	NASDAQ	CENX	Wed, Aug 29, 2018	12.72	13.17	12.58	13.01
5637	NASDAQ	CENX	Tue, Aug 28, 2018	12.70	13.04	12.52	12.73
5636	NASDAQ	CENX	Mon, Aug 27, 2018	12.62	12.82	12.46	12.57
5635	NASDAQ	CENX	Fri, Aug 24, 2018	12.12	12.61	12.04	12.53
5634	NASDAQ	CENX	Thu, Aug 23, 2018	12.31	12.34	11.81	11.95
5633	NASDAQ	CENX	Wed, Aug 22, 2018	12.33	12.64	12.11	12.39
5632	NASDAQ	CENX	Tue, Aug 21, 2018	11.94	12.47	11.90	12.32
5631	NASDAQ	CENX	Mon, Aug 20, 2018	12.15	12.33	11.86	11.93
5630	NASDAQ	CENX	Fri, Aug 17, 2018	12.05	12.11	11.68	12.02
5629	NASDAQ	CENX	Thu, Aug 16, 2018	11.31	12.11	11.31	12.10
5628	NASDAQ	CENX	Wed, Aug 15, 2018	12.22	12.22	11.04	11.09
5627	NASDAQ	CENX	Tue, Aug 14, 2018	12.07	12.62	12.07	12.46
5626	NASDAQ	CENX	Mon, Aug 13, 2018	12.15	12.15	11.80	12.06
5625	NASDAQ	CENX	Fri, Aug 10, 2018	11.96	12.33	11.77	12.15
5624	NASDAQ	CENX	Thu, Aug 9, 2018	12.09	12.27	12.02	12.14
5623	NASDAQ	CENX	Wed, Aug 8, 2018	12.31	12.31	12.00	12.02
5622	NASDAQ	CENX	Tue, Aug 7, 2018	12.87	12.95	12.35	12.36
5621	NASDAQ	CENX	Mon, Aug 6, 2018	12.83	13.10	12.55	12.79
5620	NASDAQ	CENX	Fri, Aug 3, 2018	13.00	13.17	12.61	12.77
5619	NASDAQ	CENX	Thu, Aug 2, 2018	13.46	13.80	13.01	13.11
5618	NASDAQ	CENX	Wed, Aug 1, 2018	12.82	13.06	12.53	12.97
5617	NASDAQ	CENX	Tue, Jul 31, 2018	13.03	13.12	12.75	12.81
5616	NASDAQ	CENX	Mon, Jul 30, 2018	13.08	13.22	12.87	12.92
5615	NASDAQ	CENX	Fri, Jul 27, 2018	13.20	13.37	13.02	13.04
5614	NASDAQ	CENX	Thu, Jul 26, 2018	13.10	13.29	12.96	13.21
5613	NASDAQ	CENX	Wed, Jul 25, 2018	13.20	13.35	12.92	13.21
5612	NASDAQ	CENX	Tue, Jul 24, 2018	13.62	13.75	13.17	13.23
5611	NASDAQ	CENX	Mon, Jul 23, 2018	12.96	13.49	12.60	13.39
5610	NASDAQ	CENX	Fri, Jul 20, 2018	13.13	13.25	12.76	12.97
5609	NASDAQ	CENX	Thu, Jul 19, 2018	14.57	14.60	13.05	13.09
5608	NASDAQ	CENX	Wed, Jul 18, 2018	14.76	15.03	14.35	14.90
5607	NASDAQ	CENX	Tue, Jul 17, 2018	14.37	14.94	14.37	14.77
5606	NASDAQ	CENX	Mon, Jul 16, 2018	14.38	14.65	14.07	14.35
5605	NASDAQ	CENX	Fri, Jul 13, 2018	14.50	14.57	14.18	14.24
5604	NASDAQ	CENX	Thu, Jul 12, 2018	14.74	14.74	14.47	14.57
5603	NASDAQ	CENX	Wed, Jul 11, 2018	14.68	15.12	14.21	14.55
5602	NASDAQ	CENX	Tue, Jul 10, 2018	15.39	15.56	14.73	14.92
5601	NASDAQ	CENX	Mon, Jul 9, 2018	15.31	15.58	15.18	15.46
5600	NASDAQ	CENX	Fri, Jul 6, 2018	14.84	15.34	14.74	15.23
5599	NASDAQ	CENX	Thu, Jul 5, 2018	14.96	15.11	14.82	14.84
5598	NASDAQ	CENX	Tue, Jul 3, 2018	15.30	15.36	14.60	14.81
5597	NASDAQ	CENX	Mon, Jul 2, 2018	15.54	15.54	15.02	15.16
5596	NASDAQ	CENX	Fri, Jun 29, 2018	15.81	16.14	15.72	15.75
5595	NASDAQ	CENX	Thu, Jun 28, 2018	15.57	15.81	15.10	15.69
5594	NASDAQ	CENX	Wed, Jun 27, 2018	16.53	16.75	15.50	15.62
5593	NASDAQ	CENX	Tue, Jun 26, 2018	16.40	16.59	16.05	16.52
5592	NASDAQ	CENX	Mon, Jun 25, 2018	16.97	17.06	15.90	16.34
5591	NASDAQ	CENX	Fri, Jun 22, 2018	16.95	17.41	16.90	17.24
5590	NASDAQ	CENX	Thu, Jun 21, 2018	16.14	17.12	16.11	16.83
5589	NASDAQ	CENX	Wed, Jun 20, 2018	15.97	16.06	15.69	15.91
5588	NASDAQ	CENX	Tue, Jun 19, 2018	16.23	16.23	15.33	15.75
5587	NASDAQ	CENX	Mon, Jun 18, 2018	16.31	16.78	16.25	16.69
5586	NASDAQ	CENX	Fri, Jun 15, 2018	16.43	16.43	15.92	16.39
5585	NASDAQ	CENX	Thu, Jun 14, 2018	16.87	16.87	16.41	16.49
5584	NASDAQ	CENX	Wed, Jun 13, 2018	16.94	17.06	16.63	16.78
5583	NASDAQ	CENX	Tue, Jun 12, 2018	17.15	17.31	16.75	16.93
5582	NASDAQ	CENX	Mon, Jun 11, 2018	17.19	17.52	16.83	17.17
5581	NASDAQ	CENX	Fri, Jun 8, 2018	17.18	17.48	17.12	17.19
5580	NASDAQ	CENX	Thu, Jun 7, 2018	17.81	17.81	17.06	17.26
5579	NASDAQ	CENX	Wed, Jun 6, 2018	17.82	17.89	17.51	17.82
5578	NASDAQ	CENX	Tue, Jun 5, 2018	17.65	17.73	17.26	17.64
5577	NASDAQ	CENX	Mon, Jun 4, 2018	17.79	18.13	17.50	17.60
5576	NASDAQ	CENX	Fri, Jun 1, 2018	17.85	17.99	17.19	17.71
5575	NASDAQ	CENX	Thu, May 31, 2018	17.90	18.69	17.60	17.72
5574	NASDAQ	CENX	Wed, May 30, 2018	16.65	17.18	16.65	17.15
5573	NASDAQ	CENX	Tue, May 29, 2018	16.01	16.84	15.95	16.52
5572	NASDAQ	CENX	Fri, May 25, 2018	16.18	16.41	16.04	16.28
5571	NASDAQ	CENX	Thu, May 24, 2018	16.21	16.56	15.85	16.34
5570	NASDAQ	CENX	Wed, May 23, 2018	16.55	16.61	16.03	16.18
5569	NASDAQ	CENX	Tue, May 22, 2018	17.37	17.60	16.70	16.76
5568	NASDAQ	CENX	Mon, May 21, 2018	17.57	17.57	16.89	17.35
5567	NASDAQ	CENX	Fri, May 18, 2018	17.29	17.61	17.20	17.50
5566	NASDAQ	CENX	Thu, May 17, 2018	16.84	17.76	16.84	17.34
5565	NASDAQ	CENX	Wed, May 16, 2018	16.64	17.26	16.64	16.94
5564	NASDAQ	CENX	Tue, May 15, 2018	15.68	16.73	15.60	16.65
5563	NASDAQ	CENX	Mon, May 14, 2018	15.94	16.37	15.86	15.91
5562	NASDAQ	CENX	Fri, May 11, 2018	15.86	16.10	15.60	15.88
5561	NASDAQ	CENX	Thu, May 10, 2018	15.40	16.00	15.40	15.80
5560	NASDAQ	CENX	Wed, May 9, 2018	15.42	15.86	15.32	15.36
5559	NASDAQ	CENX	Tue, May 8, 2018	15.04	15.85	15.00	15.39
5558	NASDAQ	CENX	Mon, May 7, 2018	14.81	15.40	14.60	15.00
5557	NASDAQ	CENX	Fri, May 4, 2018	14.74	15.67	14.14	14.76
5556	NASDAQ	CENX	Thu, May 3, 2018	16.51	16.76	16.33	16.40
5555	NASDAQ	CENX	Wed, May 2, 2018	16.91	17.21	16.40	16.48
5554	NASDAQ	CENX	Tue, May 1, 2018	17.37	17.37	16.31	16.78
5553	NASDAQ	CENX	Mon, Apr 30, 2018	17.26	17.61	17.18	17.47
5552	NASDAQ	CENX	Fri, Apr 27, 2018	17.44	17.58	16.88	17.31
5551	NASDAQ	CENX	Thu, Apr 26, 2018	17.52	17.97	17.21	17.61
5550	NASDAQ	CENX	Wed, Apr 25, 2018	16.59	17.66	16.51	17.31
5549	NASDAQ	CENX	Tue, Apr 24, 2018	16.85	16.92	16.33	16.71
5548	NASDAQ	CENX	Mon, Apr 23, 2018	16.39	17.40	16.27	16.72
5547	NASDAQ	CENX	Fri, Apr 20, 2018	18.27	18.29	17.57	17.65
5546	NASDAQ	CENX	Thu, Apr 19, 2018	18.33	18.95	18.18	18.31
5545	NASDAQ	CENX	Wed, Apr 18, 2018	18.71	19.38	18.20	18.31
5544	NASDAQ	CENX	Tue, Apr 17, 2018	18.00	18.46	17.97	18.23
5543	NASDAQ	CENX	Mon, Apr 16, 2018	18.30	18.47	17.70	18.03
5542	NASDAQ	CENX	Fri, Apr 13, 2018	18.55	18.79	18.06	18.15
5541	NASDAQ	CENX	Thu, Apr 12, 2018	18.89	19.10	17.80	18.64
5540	NASDAQ	CENX	Wed, Apr 11, 2018	19.85	19.86	18.85	19.12
5539	NASDAQ	CENX	Tue, Apr 10, 2018	19.22	20.19	18.57	19.92
5538	NASDAQ	CENX	Mon, Apr 9, 2018	17.63	19.28	17.60	18.82
5537	NASDAQ	CENX	Fri, Apr 6, 2018	16.76	17.32	16.23	16.79
5536	NASDAQ	CENX	Thu, Apr 5, 2018	16.95	17.46	16.92	17.02
5535	NASDAQ	CENX	Wed, Apr 4, 2018	16.22	16.97	16.02	16.84
5534	NASDAQ	CENX	Tue, Apr 3, 2018	16.63	17.05	16.59	16.69
5533	NASDAQ	CENX	Mon, Apr 2, 2018	16.47	17.14	16.19	16.36
5532	NASDAQ	CENX	Thu, Mar 29, 2018	16.25	16.74	16.12	16.54
5531	NASDAQ	CENX	Wed, Mar 28, 2018	16.07	16.34	15.56	16.20
5530	NASDAQ	CENX	Tue, Mar 27, 2018	17.44	17.47	15.97	16.22
5529	NASDAQ	CENX	Mon, Mar 26, 2018	16.86	17.50	16.35	17.31
5528	NASDAQ	CENX	Fri, Mar 23, 2018	17.03	17.05	16.23	16.67
5527	NASDAQ	CENX	Thu, Mar 22, 2018	20.10	20.11	16.70	16.76
5526	NASDAQ	CENX	Wed, Mar 21, 2018	19.97	20.54	19.89	20.40
5525	NASDAQ	CENX	Tue, Mar 20, 2018	19.89	20.27	19.64	19.81
5524	NASDAQ	CENX	Mon, Mar 19, 2018	20.56	20.74	19.63	19.95
5523	NASDAQ	CENX	Fri, Mar 16, 2018	20.57	21.07	20.16	20.83
5522	NASDAQ	CENX	Thu, Mar 15, 2018	20.45	21.00	19.71	20.56
5521	NASDAQ	CENX	Wed, Mar 14, 2018	22.15	22.27	20.21	20.45
5520	NASDAQ	CENX	Tue, Mar 13, 2018	21.94	22.94	21.50	21.58
5519	NASDAQ	CENX	Mon, Mar 12, 2018	20.78	21.70	20.30	20.81
5518	NASDAQ	CENX	Fri, Mar 9, 2018	20.36	20.39	19.13	20.15
5517	NASDAQ	CENX	Thu, Mar 8, 2018	21.45	21.46	19.12	19.66
5516	NASDAQ	CENX	Wed, Mar 7, 2018	20.30	22.13	20.30	21.25
5515	NASDAQ	CENX	Tue, Mar 6, 2018	20.02	20.72	19.56	20.45
5514	NASDAQ	CENX	Mon, Mar 5, 2018	20.67	20.85	19.91	19.98
5513	NASDAQ	CENX	Fri, Mar 2, 2018	20.15	21.45	19.56	20.94
5512	NASDAQ	CENX	Thu, Mar 1, 2018	20.13	21.84	19.30	20.48
5511	NASDAQ	CENX	Wed, Feb 28, 2018	19.90	20.07	18.96	19.05
5510	NASDAQ	CENX	Tue, Feb 27, 2018	20.31	20.63	19.60	19.80
5509	NASDAQ	CENX	Mon, Feb 26, 2018	21.20	21.48	19.88	20.51
5508	NASDAQ	CENX	Fri, Feb 23, 2018	21.98	22.57	20.66	20.93
5507	NASDAQ	CENX	Thu, Feb 22, 2018	22.91	23.07	21.60	21.75
5506	NASDAQ	CENX	Wed, Feb 21, 2018	23.59	23.72	22.70	22.72
5505	NASDAQ	CENX	Tue, Feb 20, 2018	23.83	24.27	23.21	23.38
5504	NASDAQ	CENX	Fri, Feb 16, 2018	22.15	24.77	21.82	24.12
5503	NASDAQ	CENX	Thu, Feb 15, 2018	23.03	23.22	21.64	22.27
5502	NASDAQ	CENX	Wed, Feb 14, 2018	21.60	22.93	21.31	22.75
5501	NASDAQ	CENX	Tue, Feb 13, 2018	21.59	22.47	21.30	21.76
5500	NASDAQ	CENX	Mon, Feb 12, 2018	21.45	21.85	20.87	21.64
5499	NASDAQ	CENX	Fri, Feb 9, 2018	21.05	21.50	19.99	21.19
5498	NASDAQ	CENX	Thu, Feb 8, 2018	21.13	21.77	20.65	20.83
5497	NASDAQ	CENX	Wed, Feb 7, 2018	21.73	22.03	21.05	21.14
5496	NASDAQ	CENX	Tue, Feb 6, 2018	20.31	22.15	19.76	21.98
5495	NASDAQ	CENX	Mon, Feb 5, 2018	21.02	22.55	20.72	20.91
5494	NASDAQ	CENX	Fri, Feb 2, 2018	22.51	22.52	20.97	21.02
5493	NASDAQ	CENX	Thu, Feb 1, 2018	22.00	23.28	21.79	22.83
5492	NASDAQ	CENX	Wed, Jan 31, 2018	22.93	23.42	22.03	22.25
5491	NASDAQ	CENX	Tue, Jan 30, 2018	23.54	23.58	22.59	22.61
5490	NASDAQ	CENX	Mon, Jan 29, 2018	24.30	24.76	23.59	23.63
5489	NASDAQ	CENX	Fri, Jan 26, 2018	23.62	24.39	23.39	24.34
5488	NASDAQ	CENX	Thu, Jan 25, 2018	23.44	23.94	23.32	23.80
5487	NASDAQ	CENX	Wed, Jan 24, 2018	22.91	23.77	22.81	23.19
5486	NASDAQ	CENX	Tue, Jan 23, 2018	22.91	23.01	21.39	22.77
5485	NASDAQ	CENX	Mon, Jan 22, 2018	22.04	23.07	21.80	23.04
5484	NASDAQ	CENX	Fri, Jan 19, 2018	21.60	22.37	21.59	22.14
5483	NASDAQ	CENX	Thu, Jan 18, 2018	21.03	21.53	20.36	21.42
5482	NASDAQ	CENX	Wed, Jan 17, 2018	21.26	22.07	20.96	21.81
5481	NASDAQ	CENX	Tue, Jan 16, 2018	21.21	21.89	20.50	21.15
5480	NASDAQ	CENX	Fri, Jan 12, 2018	21.20	22.30	21.16	21.74
5479	NASDAQ	CENX	Thu, Jan 11, 2018	20.65	21.03	20.37	21.01
5478	NASDAQ	CENX	Wed, Jan 10, 2018	19.64	20.62	19.64	20.61
5477	NASDAQ	CENX	Tue, Jan 9, 2018	19.69	19.93	19.36	19.58
5476	NASDAQ	CENX	Mon, Jan 8, 2018	19.94	19.94	19.34	19.71
5475	NASDAQ	CENX	Fri, Jan 5, 2018	20.51	20.63	19.70	19.94
5474	NASDAQ	CENX	Thu, Jan 4, 2018	20.63	20.72	20.07	20.54
5473	NASDAQ	CENX	Wed, Jan 3, 2018	20.82	20.89	19.90	20.48
5472	NASDAQ	CENX	Tue, Jan 2, 2018	19.79	21.78	19.59	21.38
5471	NASDAQ	CENX	Fri, Dec 29, 2017	19.97	20.30	19.56	19.64
5470	NASDAQ	CENX	Thu, Dec 28, 2017	18.29	20.00	18.16	19.86
5469	NASDAQ	CENX	Wed, Dec 27, 2017	18.21	18.54	18.02	18.27
5468	NASDAQ	CENX	Tue, Dec 26, 2017	18.05	18.26	17.73	18.19
5467	NASDAQ	CENX	Fri, Dec 22, 2017	17.69	18.16	17.35	18.03
5466	NASDAQ	CENX	Thu, Dec 21, 2017	18.07	18.27	17.44	17.57
5465	NASDAQ	CENX	Wed, Dec 20, 2017	16.68	18.01	16.54	17.99
5464	NASDAQ	CENX	Tue, Dec 19, 2017	15.97	17.07	15.86	16.93
5463	NASDAQ	CENX	Mon, Dec 18, 2017	15.75	16.04	15.52	16.03
5462	NASDAQ	CENX	Fri, Dec 15, 2017	15.87	16.05	15.56	15.67
5461	NASDAQ	CENX	Thu, Dec 14, 2017	15.83	15.92	15.60	15.67
5460	NASDAQ	CENX	Wed, Dec 13, 2017	15.70	15.91	15.39	15.82
5459	NASDAQ	CENX	Tue, Dec 12, 2017	15.75	16.05	15.37	15.67
5458	NASDAQ	CENX	Mon, Dec 11, 2017	14.11	15.85	14.11	15.76
5457	NASDAQ	CENX	Fri, Dec 8, 2017	13.71	14.50	13.71	14.08
5456	NASDAQ	CENX	Thu, Dec 7, 2017	13.35	13.82	13.13	13.68
5455	NASDAQ	CENX	Wed, Dec 6, 2017	13.53	13.73	13.23	13.40
5454	NASDAQ	CENX	Tue, Dec 5, 2017	13.47	13.74	13.25	13.65
5453	NASDAQ	CENX	Mon, Dec 4, 2017	13.53	13.87	13.50	13.67
5452	NASDAQ	CENX	Fri, Dec 1, 2017	13.25	13.59	13.06	13.38
5451	NASDAQ	CENX	Thu, Nov 30, 2017	13.19	13.49	13.13	13.25
5450	NASDAQ	CENX	Wed, Nov 29, 2017	14.08	14.18	13.00	13.10
5449	NASDAQ	CENX	Tue, Nov 28, 2017	13.67	14.80	13.42	14.76
5448	NASDAQ	CENX	Mon, Nov 27, 2017	13.64	13.92	13.38	13.76
5447	NASDAQ	CENX	Fri, Nov 24, 2017	13.64	14.01	13.60	13.66
5446	NASDAQ	CENX	Wed, Nov 22, 2017	13.48	13.67	13.38	13.64
5445	NASDAQ	CENX	Tue, Nov 21, 2017	13.61	13.75	13.08	13.41
5444	NASDAQ	CENX	Mon, Nov 20, 2017	14.71	14.75	13.37	13.50
5443	NASDAQ	CENX	Fri, Nov 17, 2017	14.71	15.19	14.66	15.14
5442	NASDAQ	CENX	Thu, Nov 16, 2017	14.25	14.76	14.22	14.71
5441	NASDAQ	CENX	Wed, Nov 15, 2017	13.94	14.38	13.68	14.24
5440	NASDAQ	CENX	Tue, Nov 14, 2017	14.21	14.47	13.70	14.10
5439	NASDAQ	CENX	Mon, Nov 13, 2017	14.24	14.48	14.10	14.33
5438	NASDAQ	CENX	Fri, Nov 10, 2017	14.24	14.80	14.22	14.34
5437	NASDAQ	CENX	Thu, Nov 9, 2017	14.47	14.71	14.08	14.25
5436	NASDAQ	CENX	Wed, Nov 8, 2017	14.67	14.92	14.50	14.71
5435	NASDAQ	CENX	Tue, Nov 7, 2017	14.44	14.83	14.29	14.80
5434	NASDAQ	CENX	Mon, Nov 6, 2017	13.85	14.74	13.77	14.62
5433	NASDAQ	CENX	Fri, Nov 3, 2017	13.65	14.00	13.57	13.81
5432	NASDAQ	CENX	Thu, Nov 2, 2017	13.69	14.22	13.58	13.62
5431	NASDAQ	CENX	Wed, Nov 1, 2017	14.39	14.75	13.62	13.71
5430	NASDAQ	CENX	Tue, Oct 31, 2017	13.50	14.26	13.35	14.00
5429	NASDAQ	CENX	Mon, Oct 30, 2017	14.11	14.66	13.37	13.50
5428	NASDAQ	CENX	Fri, Oct 27, 2017	14.46	15.33	13.70	15.18
5427	NASDAQ	CENX	Thu, Oct 26, 2017	15.18	15.68	15.18	15.22
5426	NASDAQ	CENX	Wed, Oct 25, 2017	15.26	15.38	14.74	15.12
5425	NASDAQ	CENX	Tue, Oct 24, 2017	15.24	15.84	15.19	15.47
5424	NASDAQ	CENX	Mon, Oct 23, 2017	15.45	15.48	14.98	15.25
5423	NASDAQ	CENX	Fri, Oct 20, 2017	15.42	16.04	15.33	15.35
5422	NASDAQ	CENX	Thu, Oct 19, 2017	15.15	15.53	15.05	15.29
5421	NASDAQ	CENX	Wed, Oct 18, 2017	15.60	15.65	15.08	15.46
5420	NASDAQ	CENX	Tue, Oct 17, 2017	15.94	16.18	15.31	15.53
5419	NASDAQ	CENX	Mon, Oct 16, 2017	15.51	15.99	15.38	15.50
5418	NASDAQ	CENX	Fri, Oct 13, 2017	16.42	16.50	15.20	15.35
5417	NASDAQ	CENX	Thu, Oct 12, 2017	16.09	16.42	15.96	16.02
5416	NASDAQ	CENX	Wed, Oct 11, 2017	16.27	16.33	15.76	16.09
5415	NASDAQ	CENX	Tue, Oct 10, 2017	16.87	16.87	16.17	16.29
5414	NASDAQ	CENX	Mon, Oct 9, 2017	16.86	17.17	16.73	16.87
5413	NASDAQ	CENX	Fri, Oct 6, 2017	16.82	17.01	16.51	16.86
5412	NASDAQ	CENX	Thu, Oct 5, 2017	17.01	17.44	16.98	17.03
5411	NASDAQ	CENX	Wed, Oct 4, 2017	16.94	17.54	16.80	17.01
5410	NASDAQ	CENX	Tue, Oct 3, 2017	16.97	17.10	16.59	16.94
5409	NASDAQ	CENX	Mon, Oct 2, 2017	16.48	17.18	16.41	16.86
5408	NASDAQ	CENX	Fri, Sep 29, 2017	17.03	17.03	16.51	16.58
5407	NASDAQ	CENX	Thu, Sep 28, 2017	17.18	17.18	16.41	16.91
5406	NASDAQ	CENX	Wed, Sep 27, 2017	17.28	17.52	16.95	17.21
5405	NASDAQ	CENX	Tue, Sep 26, 2017	17.89	18.02	17.15	17.16
5404	NASDAQ	CENX	Mon, Sep 25, 2017	17.99	18.37	17.86	18.00
5403	NASDAQ	CENX	Fri, Sep 22, 2017	18.92	19.00	17.96	18.09
5402	NASDAQ	CENX	Thu, Sep 21, 2017	20.19	20.56	19.22	19.39
5401	NASDAQ	CENX	Wed, Sep 20, 2017	20.33	20.68	19.57	20.38
5400	NASDAQ	CENX	Tue, Sep 19, 2017	19.36	19.75	18.98	19.72
5399	NASDAQ	CENX	Mon, Sep 18, 2017	19.07	19.47	19.00	19.26
5398	NASDAQ	CENX	Fri, Sep 15, 2017	19.36	19.58	18.96	19.11
5397	NASDAQ	CENX	Thu, Sep 14, 2017	19.62	19.69	18.95	19.39
5396	NASDAQ	CENX	Wed, Sep 13, 2017	19.45	19.97	18.99	19.82
5395	NASDAQ	CENX	Tue, Sep 12, 2017	19.41	20.01	19.24	19.86
5394	NASDAQ	CENX	Mon, Sep 11, 2017	19.16	19.37	18.83	19.28
5393	NASDAQ	CENX	Fri, Sep 8, 2017	19.39	19.49	18.65	18.90
5392	NASDAQ	CENX	Thu, Sep 7, 2017	19.64	19.69	19.01	19.41
5391	NASDAQ	CENX	Wed, Sep 6, 2017	19.60	19.75	19.37	19.60
5390	NASDAQ	CENX	Tue, Sep 5, 2017	20.46	20.57	18.93	19.53
5389	NASDAQ	CENX	Fri, Sep 1, 2017	19.69	20.63	19.48	20.56
5388	NASDAQ	CENX	Thu, Aug 31, 2017	19.46	19.60	19.30	19.52
5387	NASDAQ	CENX	Wed, Aug 30, 2017	19.07	19.57	18.81	19.13
5386	NASDAQ	CENX	Tue, Aug 29, 2017	18.41	19.28	18.25	19.28
5385	NASDAQ	CENX	Mon, Aug 28, 2017	18.25	18.89	17.99	18.65
5384	NASDAQ	CENX	Fri, Aug 25, 2017	18.42	18.42	17.78	18.09
5383	NASDAQ	CENX	Thu, Aug 24, 2017	17.94	18.45	17.82	18.26
5382	NASDAQ	CENX	Wed, Aug 23, 2017	16.92	17.96	16.92	17.94
5381	NASDAQ	CENX	Tue, Aug 22, 2017	16.22	17.26	16.22	17.18
5380	NASDAQ	CENX	Mon, Aug 21, 2017	15.80	16.24	15.65	16.16
5379	NASDAQ	CENX	Fri, Aug 18, 2017	14.85	15.19	14.70	15.01
5378	NASDAQ	CENX	Thu, Aug 17, 2017	14.94	14.99	14.61	14.82
5377	NASDAQ	CENX	Wed, Aug 16, 2017	14.51	15.15	14.50	15.11
5376	NASDAQ	CENX	Tue, Aug 15, 2017	14.14	14.64	14.10	14.33
5375	NASDAQ	CENX	Mon, Aug 14, 2017	14.30	14.35	13.97	14.12
5374	NASDAQ	CENX	Fri, Aug 11, 2017	13.77	14.44	13.58	14.36
5373	NASDAQ	CENX	Thu, Aug 10, 2017	13.97	14.24	13.71	13.80
5372	NASDAQ	CENX	Wed, Aug 9, 2017	14.02	14.34	13.98	14.04
5371	NASDAQ	CENX	Tue, Aug 8, 2017	13.68	14.28	13.67	14.12
5370	NASDAQ	CENX	Mon, Aug 7, 2017	13.77	13.88	13.34	13.58
5369	NASDAQ	CENX	Fri, Aug 4, 2017	13.31	13.46	12.94	13.25
5368	NASDAQ	CENX	Thu, Aug 3, 2017	14.95	15.04	13.13	13.33
5367	NASDAQ	CENX	Wed, Aug 2, 2017	16.66	16.95	16.47	16.74
5366	NASDAQ	CENX	Tue, Aug 1, 2017	16.59	17.09	16.57	16.69
5365	NASDAQ	CENX	Mon, Jul 31, 2017	16.91	17.18	16.62	16.78
5364	NASDAQ	CENX	Fri, Jul 28, 2017	17.92	17.92	16.76	16.80
5363	NASDAQ	CENX	Thu, Jul 27, 2017	18.43	18.63	17.58	17.93
5362	NASDAQ	CENX	Wed, Jul 26, 2017	18.45	18.45	17.99	18.30
5361	NASDAQ	CENX	Tue, Jul 25, 2017	18.43	19.08	18.12	18.39
5360	NASDAQ	CENX	Mon, Jul 24, 2017	18.15	18.15	17.64	18.10
5359	NASDAQ	CENX	Fri, Jul 21, 2017	18.43	18.43	17.73	18.15
5358	NASDAQ	CENX	Thu, Jul 20, 2017	17.63	18.44	17.54	18.34
5357	NASDAQ	CENX	Wed, Jul 19, 2017	17.76	18.06	17.11	17.68
5356	NASDAQ	CENX	Tue, Jul 18, 2017	17.38	17.78	17.14	17.60
5355	NASDAQ	CENX	Mon, Jul 17, 2017	16.92	17.83	16.88	17.60
5354	NASDAQ	CENX	Fri, Jul 14, 2017	16.50	16.98	16.33	16.79
5353	NASDAQ	CENX	Thu, Jul 13, 2017	15.75	16.59	15.75	16.44
5352	NASDAQ	CENX	Wed, Jul 12, 2017	16.72	16.72	15.34	15.64
5351	NASDAQ	CENX	Tue, Jul 11, 2017	16.33	16.60	15.97	16.53
5350	NASDAQ	CENX	Mon, Jul 10, 2017	15.77	16.69	15.50	16.31
5349	NASDAQ	CENX	Fri, Jul 7, 2017	16.14	16.14	15.73	15.91
5348	NASDAQ	CENX	Thu, Jul 6, 2017	16.14	16.41	16.02	16.15
5347	NASDAQ	CENX	Wed, Jul 5, 2017	16.24	16.49	15.80	16.25
5346	NASDAQ	CENX	Mon, Jul 3, 2017	15.62	16.29	15.60	16.20
5345	NASDAQ	CENX	Fri, Jun 30, 2017	15.86	15.93	15.50	15.58
5344	NASDAQ	CENX	Thu, Jun 29, 2017	16.29	16.54	15.55	15.78
5343	NASDAQ	CENX	Wed, Jun 28, 2017	15.86	16.19	15.64	16.04
5342	NASDAQ	CENX	Tue, Jun 27, 2017	15.38	15.92	15.35	15.58
5341	NASDAQ	CENX	Mon, Jun 26, 2017	15.19	15.56	14.93	15.31
5340	NASDAQ	CENX	Fri, Jun 23, 2017	14.28	15.13	13.94	15.09
5339	NASDAQ	CENX	Thu, Jun 22, 2017	13.63	13.99	13.55	13.86
5338	NASDAQ	CENX	Wed, Jun 21, 2017	14.24	14.26	13.52	13.55
5337	NASDAQ	CENX	Tue, Jun 20, 2017	14.26	14.50	13.95	14.18
5336	NASDAQ	CENX	Mon, Jun 19, 2017	14.52	14.69	14.11	14.42
5335	NASDAQ	CENX	Fri, Jun 16, 2017	15.13	15.46	14.22	14.35
5334	NASDAQ	CENX	Thu, Jun 15, 2017	15.50	16.18	15.08	15.14
5333	NASDAQ	CENX	Wed, Jun 14, 2017	16.39	16.40	15.65	16.05
5332	NASDAQ	CENX	Tue, Jun 13, 2017	16.45	16.78	16.16	16.26
5331	NASDAQ	CENX	Mon, Jun 12, 2017	16.38	16.83	16.12	16.43
5330	NASDAQ	CENX	Fri, Jun 9, 2017	16.88	17.28	16.16	16.38
5329	NASDAQ	CENX	Thu, Jun 8, 2017	14.72	16.97	14.72	16.90
5328	NASDAQ	CENX	Wed, Jun 7, 2017	14.82	14.86	14.39	14.79
5327	NASDAQ	CENX	Tue, Jun 6, 2017	14.79	15.00	14.31	14.88
5326	NASDAQ	CENX	Mon, Jun 5, 2017	13.85	14.77	13.71	14.74
5325	NASDAQ	CENX	Fri, Jun 2, 2017	14.45	14.65	13.98	14.04
5324	NASDAQ	CENX	Thu, Jun 1, 2017	14.39	14.70	14.25	14.55
5323	NASDAQ	CENX	Wed, May 31, 2017	14.72	14.75	13.66	14.42
5322	NASDAQ	CENX	Tue, May 30, 2017	14.68	15.12	14.40	14.78
5321	NASDAQ	CENX	Fri, May 26, 2017	14.81	14.97	14.63	14.83
5320	NASDAQ	CENX	Thu, May 25, 2017	14.94	15.37	14.55	14.83
5319	NASDAQ	CENX	Wed, May 24, 2017	14.57	15.08	14.48	14.89
5318	NASDAQ	CENX	Tue, May 23, 2017	14.26	14.70	13.76	14.59
5317	NASDAQ	CENX	Mon, May 22, 2017	14.08	14.41	14.05	14.29
5316	NASDAQ	CENX	Fri, May 19, 2017	13.65	14.26	13.58	13.88
5315	NASDAQ	CENX	Thu, May 18, 2017	13.02	13.66	12.79	13.51
5314	NASDAQ	CENX	Wed, May 17, 2017	13.47	13.54	13.17	13.24
5313	NASDAQ	CENX	Tue, May 16, 2017	13.92	14.02	13.43	13.63
5312	NASDAQ	CENX	Mon, May 15, 2017	13.75	14.22	13.75	13.94
5311	NASDAQ	CENX	Fri, May 12, 2017	12.96	13.57	12.84	13.52
5310	NASDAQ	CENX	Thu, May 11, 2017	13.02	13.18	12.74	12.91
5309	NASDAQ	CENX	Wed, May 10, 2017	12.89	13.19	12.80	12.98
5308	NASDAQ	CENX	Tue, May 9, 2017	12.84	13.01	12.59	12.80
5307	NASDAQ	CENX	Mon, May 8, 2017	13.00	13.05	12.53	12.83
5306	NASDAQ	CENX	Fri, May 5, 2017	13.01	13.53	12.84	13.16
5305	NASDAQ	CENX	Thu, May 4, 2017	13.52	13.62	12.59	12.91
5304	NASDAQ	CENX	Wed, May 3, 2017	13.79	13.88	13.36	13.73
5303	NASDAQ	CENX	Tue, May 2, 2017	13.84	14.19	13.80	13.97
5302	NASDAQ	CENX	Mon, May 1, 2017	13.69	14.02	13.48	13.98
5301	NASDAQ	CENX	Fri, Apr 28, 2017	14.10	14.16	13.62	13.64
5300	NASDAQ	CENX	Thu, Apr 27, 2017	14.66	14.93	13.82	14.00
5299	NASDAQ	CENX	Wed, Apr 26, 2017	13.86	14.97	13.51	14.81
5298	NASDAQ	CENX	Tue, Apr 25, 2017	12.87	13.88	12.82	13.62
5297	NASDAQ	CENX	Mon, Apr 24, 2017	12.21	12.74	12.09	12.63
5296	NASDAQ	CENX	Fri, Apr 21, 2017	12.08	12.10	11.78	11.88
5295	NASDAQ	CENX	Thu, Apr 20, 2017	12.03	12.40	12.00	12.03
5294	NASDAQ	CENX	Wed, Apr 19, 2017	11.92	12.27	11.78	11.79
5293	NASDAQ	CENX	Tue, Apr 18, 2017	11.76	12.15	11.60	11.80
5292	NASDAQ	CENX	Mon, Apr 17, 2017	11.65	12.04	11.59	11.92
5291	NASDAQ	CENX	Thu, Apr 13, 2017	12.03	12.14	11.62	11.64
5290	NASDAQ	CENX	Wed, Apr 12, 2017	13.18	13.20	12.04	12.06
5289	NASDAQ	CENX	Tue, Apr 11, 2017	12.93	13.49	12.74	13.38
5288	NASDAQ	CENX	Mon, Apr 10, 2017	12.83	12.93	12.69	12.93
5287	NASDAQ	CENX	Fri, Apr 7, 2017	12.72	13.08	12.46	12.83
5286	NASDAQ	CENX	Thu, Apr 6, 2017	12.59	12.86	12.28	12.73
5285	NASDAQ	CENX	Wed, Apr 5, 2017	12.83	13.12	12.30	12.52
5284	NASDAQ	CENX	Tue, Apr 4, 2017	12.49	12.88	12.39	12.64
5283	NASDAQ	CENX	Mon, Apr 3, 2017	12.74	12.94	12.26	12.47
5282	NASDAQ	CENX	Fri, Mar 31, 2017	12.54	12.80	12.24	12.69
5281	NASDAQ	CENX	Thu, Mar 30, 2017	12.43	12.72	12.38	12.63
5280	NASDAQ	CENX	Wed, Mar 29, 2017	12.38	12.64	12.21	12.40
5279	NASDAQ	CENX	Tue, Mar 28, 2017	12.17	12.53	11.96	12.40
5278	NASDAQ	CENX	Mon, Mar 27, 2017	11.48	12.21	11.26	12.18
5277	NASDAQ	CENX	Fri, Mar 24, 2017	12.08	12.17	11.74	11.80
5276	NASDAQ	CENX	Thu, Mar 23, 2017	12.16	12.29	11.85	12.00
5275	NASDAQ	CENX	Wed, Mar 22, 2017	11.92	12.33	11.87	12.22
5274	NASDAQ	CENX	Tue, Mar 21, 2017	12.52	12.67	11.90	11.95
5273	NASDAQ	CENX	Mon, Mar 20, 2017	12.05	12.47	11.91	12.41
5272	NASDAQ	CENX	Fri, Mar 17, 2017	12.64	12.70	12.00	12.11
5271	NASDAQ	CENX	Thu, Mar 16, 2017	13.05	13.43	12.56	12.66
5270	NASDAQ	CENX	Wed, Mar 15, 2017	12.36	12.87	12.07	12.83
5269	NASDAQ	CENX	Tue, Mar 14, 2017	12.23	12.34	11.70	12.13
5268	NASDAQ	CENX	Mon, Mar 13, 2017	12.56	12.79	12.39	12.43
5267	NASDAQ	CENX	Fri, Mar 10, 2017	12.80	13.07	12.20	12.37
5266	NASDAQ	CENX	Thu, Mar 9, 2017	12.99	13.17	12.27	12.42
5265	NASDAQ	CENX	Wed, Mar 8, 2017	13.33	13.51	13.06	13.11
5264	NASDAQ	CENX	Tue, Mar 7, 2017	13.87	14.20	13.35	13.36
5263	NASDAQ	CENX	Mon, Mar 6, 2017	14.25	14.43	13.77	13.87
5262	NASDAQ	CENX	Fri, Mar 3, 2017	14.72	14.79	13.90	14.35
5261	NASDAQ	CENX	Thu, Mar 2, 2017	15.29	15.34	14.30	14.32
5260	NASDAQ	CENX	Wed, Mar 1, 2017	14.50	15.61	14.50	15.39
5259	NASDAQ	CENX	Tue, Feb 28, 2017	13.45	14.13	13.37	14.09
5258	NASDAQ	CENX	Mon, Feb 27, 2017	13.42	14.08	13.42	14.01
5257	NASDAQ	CENX	Fri, Feb 24, 2017	13.04	14.85	12.77	13.49
5256	NASDAQ	CENX	Thu, Feb 23, 2017	14.56	14.85	13.54	13.58
5255	NASDAQ	CENX	Wed, Feb 22, 2017	15.01	15.22	14.33	14.48
5254	NASDAQ	CENX	Tue, Feb 21, 2017	15.28	15.54	15.18	15.25
5253	NASDAQ	CENX	Fri, Feb 17, 2017	15.45	15.52	14.94	15.25
5252	NASDAQ	CENX	Thu, Feb 16, 2017	15.70	15.70	15.30	15.57
5251	NASDAQ	CENX	Wed, Feb 15, 2017	15.85	15.87	15.57	15.77
5250	NASDAQ	CENX	Tue, Feb 14, 2017	15.85	16.22	15.58	15.96
5249	NASDAQ	CENX	Mon, Feb 13, 2017	16.10	16.45	15.71	15.93
5248	NASDAQ	CENX	Fri, Feb 10, 2017	15.92	15.94	15.42	15.80
5247	NASDAQ	CENX	Thu, Feb 9, 2017	15.55	15.73	15.27	15.61
5246	NASDAQ	CENX	Wed, Feb 8, 2017	16.01	16.09	15.10	15.50
5245	NASDAQ	CENX	Tue, Feb 7, 2017	15.47	16.53	15.43	16.06
5244	NASDAQ	CENX	Mon, Feb 6, 2017	15.31	15.56	15.16	15.44
5243	NASDAQ	CENX	Fri, Feb 3, 2017	15.50	15.83	15.16	15.40
5242	NASDAQ	CENX	Thu, Feb 2, 2017	15.53	15.74	15.07	15.47
5241	NASDAQ	CENX	Wed, Feb 1, 2017	15.42	15.82	15.06	15.45
5240	NASDAQ	CENX	Tue, Jan 31, 2017	15.05	15.47	14.91	15.40
5239	NASDAQ	CENX	Mon, Jan 30, 2017	15.19	15.25	14.63	14.98
5238	NASDAQ	CENX	Fri, Jan 27, 2017	15.07	15.46	14.84	15.11
5237	NASDAQ	CENX	Thu, Jan 26, 2017	15.52	15.85	14.81	15.09
5236	NASDAQ	CENX	Wed, Jan 25, 2017	15.57	15.70	14.29	15.56
5235	NASDAQ	CENX	Tue, Jan 24, 2017	14.58	16.24	14.55	15.72
5234	NASDAQ	CENX	Mon, Jan 23, 2017	13.65	14.43	13.40	14.31
5233	NASDAQ	CENX	Fri, Jan 20, 2017	13.25	13.84	13.07	13.75
5232	NASDAQ	CENX	Thu, Jan 19, 2017	12.07	13.35	12.00	13.27
5231	NASDAQ	CENX	Wed, Jan 18, 2017	11.51	12.22	11.33	12.16
5230	NASDAQ	CENX	Tue, Jan 17, 2017	11.42	11.86	11.30	11.51
5229	NASDAQ	CENX	Fri, Jan 13, 2017	10.40	11.61	10.10	11.52
5228	NASDAQ	CENX	Thu, Jan 12, 2017	9.52	10.39	9.52	10.36
5227	NASDAQ	CENX	Wed, Jan 11, 2017	8.97	9.10	8.73	8.99
5226	NASDAQ	CENX	Tue, Jan 10, 2017	8.67	9.19	8.56	9.01
5225	NASDAQ	CENX	Mon, Jan 9, 2017	8.90	8.98	8.46	8.53
5224	NASDAQ	CENX	Fri, Jan 6, 2017	9.24	9.39	8.97	8.98
5223	NASDAQ	CENX	Thu, Jan 5, 2017	9.08	9.45	8.95	9.28
5222	NASDAQ	CENX	Wed, Jan 4, 2017	8.58	9.12	8.51	9.11
5221	NASDAQ	CENX	Tue, Jan 3, 2017	8.73	8.80	8.39	8.56
5220	NASDAQ	CENX	Fri, Dec 30, 2016	8.97	9.06	8.55	8.56
5219	NASDAQ	CENX	Thu, Dec 29, 2016	9.37	9.37	8.84	8.91
5218	NASDAQ	CENX	Wed, Dec 28, 2016	9.39	9.60	9.12	9.31
5217	NASDAQ	CENX	Tue, Dec 27, 2016	9.29	9.44	9.15	9.32
5216	NASDAQ	CENX	Fri, Dec 23, 2016	9.26	9.35	9.15	9.20
5215	NASDAQ	CENX	Thu, Dec 22, 2016	9.54	9.77	9.19	9.29
5214	NASDAQ	CENX	Wed, Dec 21, 2016	9.42	9.70	9.31	9.62
5213	NASDAQ	CENX	Tue, Dec 20, 2016	8.57	9.60	8.51	9.51
5212	NASDAQ	CENX	Mon, Dec 19, 2016	8.63	8.76	8.42	8.49
5211	NASDAQ	CENX	Fri, Dec 16, 2016	8.88	9.08	8.45	8.88
5210	NASDAQ	CENX	Thu, Dec 15, 2016	9.05	9.18	8.73	8.86
5209	NASDAQ	CENX	Wed, Dec 14, 2016	9.28	9.53	9.13	9.15
5208	NASDAQ	CENX	Tue, Dec 13, 2016	9.55	9.75	9.09	9.33
5207	NASDAQ	CENX	Mon, Dec 12, 2016	9.87	10.36	9.47	9.53
5206	NASDAQ	CENX	Fri, Dec 9, 2016	9.55	9.85	9.41	9.77
5205	NASDAQ	CENX	Thu, Dec 8, 2016	9.87	10.05	9.34	9.52
5204	NASDAQ	CENX	Wed, Dec 7, 2016	9.80	9.97	9.72	9.77
5203	NASDAQ	CENX	Tue, Dec 6, 2016	9.61	9.83	9.55	9.72
5202	NASDAQ	CENX	Mon, Dec 5, 2016	9.39	9.78	9.34	9.69
5201	NASDAQ	CENX	Fri, Dec 2, 2016	9.23	9.47	9.10	9.25
5200	NASDAQ	CENX	Thu, Dec 1, 2016	9.28	9.36	9.05	9.28
5199	NASDAQ	CENX	Wed, Nov 30, 2016	9.36	9.74	9.15	9.22
5198	NASDAQ	CENX	Tue, Nov 29, 2016	9.48	9.53	9.10	9.19
5197	NASDAQ	CENX	Mon, Nov 28, 2016	10.44	10.55	9.83	9.86
5196	NASDAQ	CENX	Fri, Nov 25, 2016	10.33	10.54	10.26	10.45
5195	NASDAQ	CENX	Wed, Nov 23, 2016	10.49	10.52	10.08	10.36
5194	NASDAQ	CENX	Tue, Nov 22, 2016	10.26	10.69	10.18	10.59
5193	NASDAQ	CENX	Mon, Nov 21, 2016	10.12	10.40	10.05	10.11
5192	NASDAQ	CENX	Fri, Nov 18, 2016	9.84	10.03	9.72	9.96
5191	NASDAQ	CENX	Thu, Nov 17, 2016	10.20	10.32	9.83	9.92
5190	NASDAQ	CENX	Wed, Nov 16, 2016	9.92	10.24	9.85	10.19
5189	NASDAQ	CENX	Tue, Nov 15, 2016	9.90	10.20	9.56	10.14
5188	NASDAQ	CENX	Mon, Nov 14, 2016	9.76	10.07	9.69	9.94
5187	NASDAQ	CENX	Fri, Nov 11, 2016	9.21	9.58	8.96	9.56
5186	NASDAQ	CENX	Thu, Nov 10, 2016	8.66	9.38	8.46	9.22
5185	NASDAQ	CENX	Wed, Nov 9, 2016	7.65	8.57	7.55	8.43
5184	NASDAQ	CENX	Tue, Nov 8, 2016	7.17	7.56	7.13	7.41
5183	NASDAQ	CENX	Mon, Nov 7, 2016	7.10	7.28	6.97	7.21
5182	NASDAQ	CENX	Fri, Nov 4, 2016	6.71	6.96	6.51	6.89
5181	NASDAQ	CENX	Thu, Nov 3, 2016	6.89	7.01	6.71	6.72
5180	NASDAQ	CENX	Wed, Nov 2, 2016	7.14	7.21	6.84	6.86
5179	NASDAQ	CENX	Tue, Nov 1, 2016	7.39	7.74	7.18	7.20
5178	NASDAQ	CENX	Mon, Oct 31, 2016	7.33	7.38	7.06	7.31
5177	NASDAQ	CENX	Fri, Oct 28, 2016	7.01	7.37	6.74	7.34
5176	NASDAQ	CENX	Thu, Oct 27, 2016	7.62	7.76	7.38	7.64
5175	NASDAQ	CENX	Wed, Oct 26, 2016	7.43	7.93	7.41	7.61
5174	NASDAQ	CENX	Tue, Oct 25, 2016	7.56	8.01	7.41	7.45
5173	NASDAQ	CENX	Mon, Oct 24, 2016	7.23	7.53	7.22	7.43
5172	NASDAQ	CENX	Fri, Oct 21, 2016	7.22	7.28	7.15	7.21
5171	NASDAQ	CENX	Thu, Oct 20, 2016	7.37	7.48	7.17	7.32
5170	NASDAQ	CENX	Wed, Oct 19, 2016	7.47	7.52	7.28	7.44
5169	NASDAQ	CENX	Tue, Oct 18, 2016	7.47	7.53	7.22	7.38
5168	NASDAQ	CENX	Mon, Oct 17, 2016	7.57	7.60	7.27	7.32
5167	NASDAQ	CENX	Fri, Oct 14, 2016	7.44	7.72	7.37	7.60
5166	NASDAQ	CENX	Thu, Oct 13, 2016	7.29	7.44	6.80	7.37
5165	NASDAQ	CENX	Wed, Oct 12, 2016	7.43	7.59	7.36	7.44
5164	NASDAQ	CENX	Tue, Oct 11, 2016	7.35	7.58	7.25	7.46
5163	NASDAQ	CENX	Mon, Oct 10, 2016	7.39	7.57	7.37	7.52
5162	NASDAQ	CENX	Fri, Oct 7, 2016	7.38	7.43	7.17	7.25
5161	NASDAQ	CENX	Thu, Oct 6, 2016	7.10	7.36	7.10	7.28
5160	NASDAQ	CENX	Wed, Oct 5, 2016	7.11	7.25	7.05	7.18
5159	NASDAQ	CENX	Tue, Oct 4, 2016	6.99	7.09	6.82	7.01
5158	NASDAQ	CENX	Mon, Oct 3, 2016	7.02	7.08	6.84	6.98
5157	NASDAQ	CENX	Fri, Sep 30, 2016	6.94	7.01	6.69	6.95
5156	NASDAQ	CENX	Thu, Sep 29, 2016	6.87	7.09	6.72	6.82
5155	NASDAQ	CENX	Wed, Sep 28, 2016	6.52	6.93	6.50	6.92
5154	NASDAQ	CENX	Tue, Sep 27, 2016	6.57	6.68	6.42	6.49
5153	NASDAQ	CENX	Mon, Sep 26, 2016	6.59	6.76	6.53	6.63
5152	NASDAQ	CENX	Fri, Sep 23, 2016	6.45	6.69	6.45	6.59
5151	NASDAQ	CENX	Thu, Sep 22, 2016	6.35	6.63	6.31	6.48
5150	NASDAQ	CENX	Wed, Sep 21, 2016	6.14	6.25	5.98	6.23
5149	NASDAQ	CENX	Tue, Sep 20, 2016	6.08	6.13	5.91	6.05
5148	NASDAQ	CENX	Mon, Sep 19, 2016	6.00	6.18	5.90	6.04
5147	NASDAQ	CENX	Fri, Sep 16, 2016	5.76	5.93	5.72	5.92
5146	NASDAQ	CENX	Thu, Sep 15, 2016	5.74	5.87	5.66	5.83
5145	NASDAQ	CENX	Wed, Sep 14, 2016	5.64	5.76	5.53	5.72
5144	NASDAQ	CENX	Tue, Sep 13, 2016	5.91	5.97	5.55	5.63
5143	NASDAQ	CENX	Mon, Sep 12, 2016	5.77	6.08	5.67	6.08
5142	NASDAQ	CENX	Fri, Sep 9, 2016	6.21	6.28	5.76	5.87
5141	NASDAQ	CENX	Thu, Sep 8, 2016	6.33	6.38	6.24	6.29
5140	NASDAQ	CENX	Wed, Sep 7, 2016	6.21	6.37	6.20	6.30
5139	NASDAQ	CENX	Tue, Sep 6, 2016	6.27	6.36	6.17	6.24
5138	NASDAQ	CENX	Fri, Sep 2, 2016	6.42	6.49	6.18	6.21
5137	NASDAQ	CENX	Thu, Sep 1, 2016	6.31	6.43	6.19	6.29
5136	NASDAQ	CENX	Wed, Aug 31, 2016	6.35	6.35	6.12	6.28
5135	NASDAQ	CENX	Tue, Aug 30, 2016	6.57	6.65	6.36	6.42
5134	NASDAQ	CENX	Mon, Aug 29, 2016	6.40	6.73	6.36	6.63
5133	NASDAQ	CENX	Fri, Aug 26, 2016	6.86	7.06	6.42	6.46
5132	NASDAQ	CENX	Thu, Aug 25, 2016	6.89	6.97	6.66	6.77
5131	NASDAQ	CENX	Wed, Aug 24, 2016	7.47	7.49	6.85	6.87
5130	NASDAQ	CENX	Tue, Aug 23, 2016	7.54	7.79	7.48	7.55
5129	NASDAQ	CENX	Mon, Aug 22, 2016	7.21	7.53	7.16	7.44
5128	NASDAQ	CENX	Fri, Aug 19, 2016	7.49	7.61	7.21	7.35
5127	NASDAQ	CENX	Thu, Aug 18, 2016	7.17	7.64	7.15	7.61
5126	NASDAQ	CENX	Wed, Aug 17, 2016	7.08	7.18	6.94	7.07
5125	NASDAQ	CENX	Tue, Aug 16, 2016	7.16	7.29	7.06	7.12
5124	NASDAQ	CENX	Mon, Aug 15, 2016	6.83	7.30	6.80	7.09
5123	NASDAQ	CENX	Fri, Aug 12, 2016	7.16	7.19	6.71	6.78
5122	NASDAQ	CENX	Thu, Aug 11, 2016	7.03	7.22	6.93	7.14
5121	NASDAQ	CENX	Wed, Aug 10, 2016	7.02	7.20	6.85	7.00
5120	NASDAQ	CENX	Tue, Aug 9, 2016	6.93	6.98	6.78	6.93
5119	NASDAQ	CENX	Mon, Aug 8, 2016	7.00	7.16	6.89	6.95
5118	NASDAQ	CENX	Fri, Aug 5, 2016	6.86	7.02	6.82	6.90
5117	NASDAQ	CENX	Thu, Aug 4, 2016	7.06	7.12	6.82	6.82
5116	NASDAQ	CENX	Wed, Aug 3, 2016	6.72	7.11	6.57	7.09
5115	NASDAQ	CENX	Tue, Aug 2, 2016	7.16	7.30	6.69	6.77
5114	NASDAQ	CENX	Mon, Aug 1, 2016	7.60	7.69	7.01	7.11
5113	NASDAQ	CENX	Fri, Jul 29, 2016	7.02	7.62	6.84	7.59
5112	NASDAQ	CENX	Thu, Jul 28, 2016	7.06	7.13	6.88	7.06
5111	NASDAQ	CENX	Wed, Jul 27, 2016	7.07	7.35	6.95	7.15
5110	NASDAQ	CENX	Tue, Jul 26, 2016	6.66	7.05	6.62	6.90
5109	NASDAQ	CENX	Mon, Jul 25, 2016	6.95	6.98	6.65	6.72
5108	NASDAQ	CENX	Fri, Jul 22, 2016	7.05	7.14	6.90	6.99
5107	NASDAQ	CENX	Thu, Jul 21, 2016	7.24	7.37	7.03	7.11
5106	NASDAQ	CENX	Wed, Jul 20, 2016	7.25	7.35	7.06	7.17
5105	NASDAQ	CENX	Tue, Jul 19, 2016	7.91	7.99	7.32	7.39
5104	NASDAQ	CENX	Mon, Jul 18, 2016	8.22	8.22	7.91	8.04
5103	NASDAQ	CENX	Fri, Jul 15, 2016	8.29	8.44	8.07	8.31
5102	NASDAQ	CENX	Thu, Jul 14, 2016	8.33	8.45	8.06	8.30
5101	NASDAQ	CENX	Wed, Jul 13, 2016	8.13	8.29	7.87	8.21
5100	NASDAQ	CENX	Tue, Jul 12, 2016	7.55	8.04	7.49	8.00
5099	NASDAQ	CENX	Mon, Jul 11, 2016	7.06	7.49	7.02	7.26
5098	NASDAQ	CENX	Fri, Jul 8, 2016	6.51	6.94	6.48	6.93
5097	NASDAQ	CENX	Thu, Jul 7, 2016	6.57	6.95	6.36	6.41
5096	NASDAQ	CENX	Wed, Jul 6, 2016	6.42	6.85	6.42	6.54
5095	NASDAQ	CENX	Tue, Jul 5, 2016	6.76	6.81	6.46	6.49
5094	NASDAQ	CENX	Fri, Jul 1, 2016	6.32	6.95	6.21	6.89
5093	NASDAQ	CENX	Thu, Jun 30, 2016	6.13	6.34	5.93	6.33
5092	NASDAQ	CENX	Wed, Jun 29, 2016	6.24	6.25	5.98	6.06
5091	NASDAQ	CENX	Tue, Jun 28, 2016	6.12	6.25	6.00	6.09
5090	NASDAQ	CENX	Mon, Jun 27, 2016	6.14	6.20	5.64	5.86
5089	NASDAQ	CENX	Fri, Jun 24, 2016	6.43	6.52	6.25	6.27
5088	NASDAQ	CENX	Thu, Jun 23, 2016	6.55	6.94	6.41	6.89
5087	NASDAQ	CENX	Wed, Jun 22, 2016	6.55	6.80	6.35	6.38
5086	NASDAQ	CENX	Tue, Jun 21, 2016	6.57	6.57	6.25	6.49
5085	NASDAQ	CENX	Mon, Jun 20, 2016	6.61	6.75	6.51	6.57
5084	NASDAQ	CENX	Fri, Jun 17, 2016	6.51	6.68	6.43	6.51
5083	NASDAQ	CENX	Thu, Jun 16, 2016	6.47	6.53	6.20	6.42
5082	NASDAQ	CENX	Wed, Jun 15, 2016	6.30	6.86	6.30	6.54
5081	NASDAQ	CENX	Tue, Jun 14, 2016	6.34	6.58	6.21	6.22
5080	NASDAQ	CENX	Mon, Jun 13, 2016	6.49	6.60	6.25	6.39
5079	NASDAQ	CENX	Fri, Jun 10, 2016	6.65	6.73	6.47	6.56
5078	NASDAQ	CENX	Thu, Jun 9, 2016	7.14	7.29	6.75	6.84
5077	NASDAQ	CENX	Wed, Jun 8, 2016	7.46	7.65	7.25	7.29
5076	NASDAQ	CENX	Tue, Jun 7, 2016	7.16	7.35	7.01	7.25
5075	NASDAQ	CENX	Mon, Jun 6, 2016	6.83	7.19	6.83	7.18
5074	NASDAQ	CENX	Fri, Jun 3, 2016	6.54	6.82	6.48	6.77
5073	NASDAQ	CENX	Thu, Jun 2, 2016	6.17	6.52	6.17	6.45
5072	NASDAQ	CENX	Wed, Jun 1, 2016	6.36	6.45	6.15	6.24
5071	NASDAQ	CENX	Tue, May 31, 2016	6.63	6.87	6.37	6.46
5070	NASDAQ	CENX	Fri, May 27, 2016	6.57	6.70	6.46	6.60
5069	NASDAQ	CENX	Thu, May 26, 2016	6.98	7.07	6.48	6.58
5068	NASDAQ	CENX	Wed, May 25, 2016	6.75	6.96	6.70	6.81
5067	NASDAQ	CENX	Tue, May 24, 2016	6.56	6.72	6.48	6.67
5066	NASDAQ	CENX	Mon, May 23, 2016	6.31	6.60	6.25	6.51
5065	NASDAQ	CENX	Fri, May 20, 2016	6.48	6.63	6.27	6.36
5064	NASDAQ	CENX	Thu, May 19, 2016	6.22	6.50	6.10	6.42
5063	NASDAQ	CENX	Wed, May 18, 2016	6.67	6.77	6.27	6.33
5062	NASDAQ	CENX	Tue, May 17, 2016	6.61	6.89	6.44	6.79
5061	NASDAQ	CENX	Mon, May 16, 2016	6.69	6.98	6.57	6.57
5060	NASDAQ	CENX	Fri, May 13, 2016	6.72	6.92	6.54	6.54
5059	NASDAQ	CENX	Thu, May 12, 2016	7.05	7.16	6.60	6.77
5058	NASDAQ	CENX	Wed, May 11, 2016	7.00	7.22	6.73	6.97
5057	NASDAQ	CENX	Tue, May 10, 2016	6.86	6.96	6.73	6.94
5056	NASDAQ	CENX	Mon, May 9, 2016	7.39	7.45	6.76	6.77
5055	NASDAQ	CENX	Fri, May 6, 2016	7.40	7.90	7.30	7.65
5054	NASDAQ	CENX	Thu, May 5, 2016	7.83	7.99	7.46	7.48
5053	NASDAQ	CENX	Wed, May 4, 2016	7.74	8.21	7.65	7.74
5052	NASDAQ	CENX	Tue, May 3, 2016	8.34	8.34	7.76	7.85
5051	NASDAQ	CENX	Mon, May 2, 2016	8.86	8.99	8.35	8.44
5050	NASDAQ	CENX	Fri, Apr 29, 2016	9.14	9.27	8.50	8.82
5049	NASDAQ	CENX	Thu, Apr 28, 2016	9.21	9.40	8.82	8.91
5048	NASDAQ	CENX	Wed, Apr 27, 2016	8.47	9.24	8.47	9.21
5047	NASDAQ	CENX	Tue, Apr 26, 2016	8.43	8.59	7.57	8.56
5046	NASDAQ	CENX	Mon, Apr 25, 2016	8.15	8.34	8.00	8.32
5045	NASDAQ	CENX	Fri, Apr 22, 2016	8.37	8.65	7.96	8.24
5044	NASDAQ	CENX	Thu, Apr 21, 2016	8.64	8.80	8.22	8.37
5043	NASDAQ	CENX	Wed, Apr 20, 2016	8.40	8.68	8.09	8.52
5042	NASDAQ	CENX	Tue, Apr 19, 2016	7.63	8.78	7.61	8.48
5041	NASDAQ	CENX	Mon, Apr 18, 2016	7.16	7.62	7.06	7.42
5040	NASDAQ	CENX	Fri, Apr 15, 2016	7.10	7.53	7.05	7.28
5039	NASDAQ	CENX	Thu, Apr 14, 2016	7.27	7.39	7.03	7.18
5038	NASDAQ	CENX	Wed, Apr 13, 2016	7.10	7.54	7.05	7.17
5037	NASDAQ	CENX	Tue, Apr 12, 2016	6.87	7.13	6.78	6.93
5036	NASDAQ	CENX	Mon, Apr 11, 2016	6.80	7.25	6.74	6.99
5035	NASDAQ	CENX	Fri, Apr 8, 2016	6.60	6.79	6.47	6.65
5034	NASDAQ	CENX	Thu, Apr 7, 2016	6.45	6.77	6.28	6.40
5033	NASDAQ	CENX	Wed, Apr 6, 2016	6.59	6.72	6.33	6.58
5032	NASDAQ	CENX	Tue, Apr 5, 2016	6.74	6.74	6.74	6.62
5031	NASDAQ	CENX	Mon, Apr 4, 2016	7.14	7.17	6.70	6.74
5030	NASDAQ	CENX	Fri, Apr 1, 2016	6.89	7.27	6.85	7.16
5029	NASDAQ	CENX	Thu, Mar 31, 2016	7.22	7.39	6.99	7.24
5028	NASDAQ	CENX	Wed, Mar 30, 2016	7.24	7.58	7.14	7.24
5027	NASDAQ	CENX	Tue, Mar 29, 2016	6.98	7.15	6.62	7.09
5026	NASDAQ	CENX	Mon, Mar 28, 2016	6.99	7.28	6.73	7.09
5025	NASDAQ	CENX	Thu, Mar 24, 2016	6.67	6.67	6.67	6.93
5024	NASDAQ	CENX	Wed, Mar 23, 2016	7.10	7.24	6.63	6.67
5023	NASDAQ	CENX	Tue, Mar 22, 2016	7.23	7.36	7.11	7.26
5022	NASDAQ	CENX	Mon, Mar 21, 2016	7.54	7.59	7.10	7.38
5021	NASDAQ	CENX	Fri, Mar 18, 2016	8.13	8.55	7.54	7.59
5020	NASDAQ	CENX	Thu, Mar 17, 2016	7.64	8.09	7.36	8.03
5019	NASDAQ	CENX	Wed, Mar 16, 2016	6.90	7.65	6.82	7.54
5018	NASDAQ	CENX	Tue, Mar 15, 2016	7.30	7.30	7.30	6.97
5017	NASDAQ	CENX	Mon, Mar 14, 2016	7.22	7.59	7.07	7.30
5016	NASDAQ	CENX	Fri, Mar 11, 2016	7.94	8.02	7.26	7.37
5015	NASDAQ	CENX	Thu, Mar 10, 2016	7.47	7.85	7.26	7.54
5014	NASDAQ	CENX	Wed, Mar 9, 2016	7.97	7.97	7.13	7.51
5013	NASDAQ	CENX	Tue, Mar 8, 2016	8.16	8.30	7.34	7.48
5012	NASDAQ	CENX	Mon, Mar 7, 2016	8.31	8.79	8.15	8.44
5011	NASDAQ	CENX	Fri, Mar 4, 2016	8.05	8.05	8.05	8.29
5010	NASDAQ	CENX	Thu, Mar 3, 2016	7.77	8.28	7.63	8.05
5009	NASDAQ	CENX	Wed, Mar 2, 2016	7.22	8.00	7.22	7.83
5008	NASDAQ	CENX	Tue, Mar 1, 2016	7.15	7.15	7.15	7.21
5007	NASDAQ	CENX	Mon, Feb 29, 2016	6.77	6.83	6.77	7.15
5006	NASDAQ	CENX	Fri, Feb 26, 2016	7.00	7.45	6.69	6.77
5005	NASDAQ	CENX	Thu, Feb 25, 2016	6.30	6.90	6.16	6.79
5004	NASDAQ	CENX	Wed, Feb 24, 2016	5.91	6.38	5.87	6.37
5003	NASDAQ	CENX	Tue, Feb 23, 2016	6.83	6.87	6.02	6.10
5002	NASDAQ	CENX	Mon, Feb 22, 2016	6.16	7.30	6.16	7.22
5001	NASDAQ	CENX	Fri, Feb 19, 2016	5.33	6.50	5.23	5.96
5000	NASDAQ	CENX	Thu, Feb 18, 2016	5.30	5.36	4.87	5.18
4999	NASDAQ	CENX	Wed, Feb 17, 2016	4.79	5.50	4.72	5.25
4998	NASDAQ	CENX	Tue, Feb 16, 2016	4.58	4.88	4.53	4.68
4997	NASDAQ	CENX	Fri, Feb 12, 2016	4.24	4.68	4.22	4.51
4996	NASDAQ	CENX	Thu, Feb 11, 2016	4.27	4.29	3.96	4.17
4995	NASDAQ	CENX	Wed, Feb 10, 2016	4.38	4.55	4.17	4.28
4994	NASDAQ	CENX	Tue, Feb 9, 2016	4.69	4.78	4.32	4.41
4993	NASDAQ	CENX	Mon, Feb 8, 2016	4.40	5.07	4.33	4.80
4992	NASDAQ	CENX	Fri, Feb 5, 2016	4.76	5.12	4.44	4.56
4991	NASDAQ	CENX	Thu, Feb 4, 2016	4.48	5.88	4.48	4.86
4990	NASDAQ	CENX	Wed, Feb 3, 2016	4.16	4.44	3.90	4.39
4989	NASDAQ	CENX	Tue, Feb 2, 2016	4.23	4.30	4.01	4.07
4988	NASDAQ	CENX	Mon, Feb 1, 2016	4.57	4.69	4.28	4.36
4987	NASDAQ	CENX	Fri, Jan 29, 2016	4.01	4.73	3.99	4.72
4986	NASDAQ	CENX	Thu, Jan 28, 2016	3.77	4.10	3.51	3.98
4985	NASDAQ	CENX	Wed, Jan 27, 2016	3.43	3.80	3.41	3.65
4984	NASDAQ	CENX	Tue, Jan 26, 2016	3.31	3.54	3.21	3.48
4983	NASDAQ	CENX	Mon, Jan 25, 2016	3.51	3.70	3.20	3.23
4982	NASDAQ	CENX	Fri, Jan 22, 2016	3.57	3.74	3.29	3.57
4981	NASDAQ	CENX	Thu, Jan 21, 2016	3.23	3.52	3.18	3.42
4980	NASDAQ	CENX	Wed, Jan 20, 2016	2.96	3.31	2.84	3.25
4979	NASDAQ	CENX	Tue, Jan 19, 2016	3.13	3.20	2.95	3.05
4978	NASDAQ	CENX	Fri, Jan 15, 2016	2.84	3.06	2.82	3.05
4977	NASDAQ	CENX	Thu, Jan 14, 2016	2.79	3.06	2.63	3.05
4976	NASDAQ	CENX	Wed, Jan 13, 2016	3.02	3.11	2.76	2.80
4975	NASDAQ	CENX	Tue, Jan 12, 2016	3.26	3.33	2.80	2.98
4974	NASDAQ	CENX	Mon, Jan 11, 2016	3.62	3.70	3.22	3.26
4973	NASDAQ	CENX	Fri, Jan 8, 2016	4.00	4.04	3.52	3.55
4972	NASDAQ	CENX	Thu, Jan 7, 2016	3.78	3.97	3.65	3.97
4971	NASDAQ	CENX	Wed, Jan 6, 2016	4.20	4.23	3.86	3.95
4970	NASDAQ	CENX	Tue, Jan 5, 2016	4.55	4.60	4.25	4.29
4969	NASDAQ	CENX	Mon, Jan 4, 2016	4.29	4.53	3.97	4.53
4968	NASDAQ	CENX	Thu, Dec 31, 2015	4.77	4.87	4.42	4.42
4967	NASDAQ	CENX	Wed, Dec 30, 2015	4.59	4.85	4.56	4.79
4966	NASDAQ	CENX	Tue, Dec 29, 2015	4.65	4.75	4.55	4.70
4965	NASDAQ	CENX	Mon, Dec 28, 2015	4.66	4.75	4.27	4.61
4964	NASDAQ	CENX	Thu, Dec 24, 2015	4.72	4.85	4.57	4.75
4963	NASDAQ	CENX	Wed, Dec 23, 2015	4.36	4.78	4.33	4.71
4962	NASDAQ	CENX	Tue, Dec 22, 2015	3.91	4.25	3.81	4.23
4961	NASDAQ	CENX	Mon, Dec 21, 2015	3.88	4.01	3.75	3.94
4960	NASDAQ	CENX	Fri, Dec 18, 2015	3.54	3.83	3.54	3.82
4959	NASDAQ	CENX	Thu, Dec 17, 2015	3.76	3.85	3.51	3.54
4958	NASDAQ	CENX	Wed, Dec 16, 2015	3.75	3.93	3.72	3.83
4957	NASDAQ	CENX	Tue, Dec 15, 2015	3.70	3.85	3.54	3.71
4956	NASDAQ	CENX	Mon, Dec 14, 2015	3.42	3.69	3.38	3.67
4955	NASDAQ	CENX	Fri, Dec 11, 2015	3.35	3.45	3.20	3.44
4954	NASDAQ	CENX	Thu, Dec 10, 2015	3.36	3.47	3.30	3.45
4953	NASDAQ	CENX	Wed, Dec 9, 2015	3.46	3.55	3.24	3.30
4952	NASDAQ	CENX	Tue, Dec 8, 2015	3.50	3.57	3.37	3.37
4951	NASDAQ	CENX	Mon, Dec 7, 2015	3.71	3.86	3.52	3.62
4950	NASDAQ	CENX	Fri, Dec 4, 2015	3.76	3.87	3.66	3.82
4949	NASDAQ	CENX	Thu, Dec 3, 2015	3.96	4.04	3.76	3.77
4948	NASDAQ	CENX	Wed, Dec 2, 2015	3.98	4.09	3.86	3.93
4947	NASDAQ	CENX	Tue, Dec 1, 2015	3.76	4.15	3.76	4.06
4946	NASDAQ	CENX	Mon, Nov 30, 2015	3.83	3.91	3.70	3.73
4945	NASDAQ	CENX	Fri, Nov 27, 2015	3.93	4.06	3.79	3.82
4944	NASDAQ	CENX	Wed, Nov 25, 2015	3.85	4.15	3.84	3.99
4943	NASDAQ	CENX	Tue, Nov 24, 2015	3.62	3.92	3.62	3.91
4942	NASDAQ	CENX	Mon, Nov 23, 2015	3.64	3.74	3.49	3.60
4941	NASDAQ	CENX	Fri, Nov 20, 2015	3.66	3.80	3.51	3.53
4940	NASDAQ	CENX	Thu, Nov 19, 2015	3.65	3.75	3.46	3.62
4939	NASDAQ	CENX	Wed, Nov 18, 2015	3.58	3.71	3.50	3.68
4938	NASDAQ	CENX	Tue, Nov 17, 2015	3.80	3.80	3.48	3.48
4937	NASDAQ	CENX	Mon, Nov 16, 2015	3.63	3.85	3.59	3.80
4936	NASDAQ	CENX	Fri, Nov 13, 2015	3.69	3.85	3.61	3.64
4935	NASDAQ	CENX	Thu, Nov 12, 2015	3.40	3.81	3.36	3.72
4934	NASDAQ	CENX	Wed, Nov 11, 2015	3.89	3.89	3.42	3.49
4933	NASDAQ	CENX	Tue, Nov 10, 2015	3.96	4.01	3.71	3.75
4932	NASDAQ	CENX	Mon, Nov 9, 2015	4.17	4.27	3.99	4.04
4931	NASDAQ	CENX	Fri, Nov 6, 2015	4.28	4.58	4.16	4.49
4930	NASDAQ	CENX	Thu, Nov 5, 2015	4.22	4.43	4.07	4.39
4929	NASDAQ	CENX	Wed, Nov 4, 2015	4.29	4.44	4.07	4.23
4928	NASDAQ	CENX	Tue, Nov 3, 2015	3.78	4.39	3.78	4.28
4927	NASDAQ	CENX	Mon, Nov 2, 2015	3.69	3.89	3.63	3.70
4926	NASDAQ	CENX	Fri, Oct 30, 2015	3.75	3.80	3.19	3.62
4925	NASDAQ	CENX	Thu, Oct 29, 2015	4.08	4.37	4.06	4.29
4924	NASDAQ	CENX	Wed, Oct 28, 2015	3.93	4.44	3.91	4.14
4923	NASDAQ	CENX	Tue, Oct 27, 2015	4.15	4.25	3.88	3.95
4922	NASDAQ	CENX	Mon, Oct 26, 2015	4.51	4.53	4.16	4.17
4921	NASDAQ	CENX	Fri, Oct 23, 2015	4.52	4.61	4.29	4.48
4920	NASDAQ	CENX	Thu, Oct 22, 2015	4.70	4.85	4.34	4.38
4919	NASDAQ	CENX	Wed, Oct 21, 2015	4.86	4.88	4.59	4.63
4918	NASDAQ	CENX	Tue, Oct 20, 2015	4.91	5.17	4.81	4.86
4917	NASDAQ	CENX	Mon, Oct 19, 2015	5.15	5.24	4.93	4.94
4916	NASDAQ	CENX	Fri, Oct 16, 2015	5.56	5.68	5.21	5.25
4915	NASDAQ	CENX	Thu, Oct 15, 2015	5.52	5.68	5.34	5.53
4914	NASDAQ	CENX	Wed, Oct 14, 2015	5.95	6.04	5.54	5.58
4913	NASDAQ	CENX	Tue, Oct 13, 2015	6.03	6.23	5.57	5.91
4912	NASDAQ	CENX	Mon, Oct 12, 2015	7.00	7.00	5.93	5.94
4911	NASDAQ	CENX	Fri, Oct 9, 2015	6.01	7.21	6.00	6.93
4910	NASDAQ	CENX	Thu, Oct 8, 2015	5.60	5.97	5.51	5.94
4909	NASDAQ	CENX	Wed, Oct 7, 2015	5.77	6.17	5.39	5.57
4908	NASDAQ	CENX	Tue, Oct 6, 2015	5.05	5.65	5.05	5.60
4907	NASDAQ	CENX	Mon, Oct 5, 2015	4.42	5.19	4.42	5.12
4906	NASDAQ	CENX	Fri, Oct 2, 2015	4.61	4.69	4.49	4.64
4905	NASDAQ	CENX	Thu, Oct 1, 2015	4.71	4.78	4.55	4.65
4904	NASDAQ	CENX	Wed, Sep 30, 2015	4.48	4.66	4.31	4.60
4903	NASDAQ	CENX	Tue, Sep 29, 2015	4.66	4.72	4.27	4.38
4902	NASDAQ	CENX	Mon, Sep 28, 2015	4.84	4.84	4.61	4.65
4901	NASDAQ	CENX	Fri, Sep 25, 2015	5.05	5.10	4.76	4.89
4900	NASDAQ	CENX	Thu, Sep 24, 2015	4.90	5.17	4.86	5.06
4899	NASDAQ	CENX	Wed, Sep 23, 2015	5.27	5.35	4.94	5.03
4898	NASDAQ	CENX	Tue, Sep 22, 2015	5.23	5.44	5.12	5.28
4897	NASDAQ	CENX	Mon, Sep 21, 2015	5.64	5.75	5.45	5.46
4896	NASDAQ	CENX	Fri, Sep 18, 2015	5.73	5.94	5.61	5.63
4895	NASDAQ	CENX	Thu, Sep 17, 2015	5.62	5.95	5.59	5.81
4894	NASDAQ	CENX	Wed, Sep 16, 2015	5.50	5.80	5.48	5.73
4893	NASDAQ	CENX	Tue, Sep 15, 2015	5.20	5.53	5.16	5.52
4892	NASDAQ	CENX	Mon, Sep 14, 2015	5.61	5.70	5.22	5.27
4891	NASDAQ	CENX	Fri, Sep 11, 2015	5.52	5.75	5.52	5.70
4890	NASDAQ	CENX	Thu, Sep 10, 2015	5.59	5.72	5.50	5.63
4889	NASDAQ	CENX	Wed, Sep 9, 2015	5.44	5.92	5.44	5.71
4888	NASDAQ	CENX	Tue, Sep 8, 2015	5.45	5.60	5.31	5.42
4887	NASDAQ	CENX	Fri, Sep 4, 2015	5.11	5.36	5.09	5.33
4886	NASDAQ	CENX	Thu, Sep 3, 2015	5.13	5.48	5.08	5.24
4885	NASDAQ	CENX	Wed, Sep 2, 2015	5.46	5.50	4.95	5.19
4884	NASDAQ	CENX	Tue, Sep 1, 2015	5.43	5.56	5.25	5.32
4883	NASDAQ	CENX	Mon, Aug 31, 2015	5.34	5.71	5.31	5.60
4882	NASDAQ	CENX	Fri, Aug 28, 2015	5.19	5.59	5.18	5.51
4881	NASDAQ	CENX	Thu, Aug 27, 2015	4.42	5.46	4.41	5.42
4880	NASDAQ	CENX	Wed, Aug 26, 2015	4.49	4.63	4.07	4.37
4879	NASDAQ	CENX	Tue, Aug 25, 2015	4.90	5.00	4.61	4.65
4878	NASDAQ	CENX	Mon, Aug 24, 2015	4.74	5.08	4.58	4.60
4877	NASDAQ	CENX	Fri, Aug 21, 2015	5.15	5.22	5.06	5.17
4876	NASDAQ	CENX	Thu, Aug 20, 2015	5.10	5.41	5.10	5.23
4875	NASDAQ	CENX	Wed, Aug 19, 2015	5.31	5.31	5.00	5.06
4874	NASDAQ	CENX	Tue, Aug 18, 2015	5.60	5.66	5.10	5.32
4873	NASDAQ	CENX	Mon, Aug 17, 2015	6.00	6.10	5.76	5.83
4872	NASDAQ	CENX	Fri, Aug 14, 2015	5.90	6.16	5.87	6.07
4871	NASDAQ	CENX	Thu, Aug 13, 2015	6.16	6.24	5.74	5.86
4870	NASDAQ	CENX	Wed, Aug 12, 2015	6.19	6.39	5.96	6.22
4869	NASDAQ	CENX	Tue, Aug 11, 2015	5.87	6.33	5.66	6.27
4868	NASDAQ	CENX	Mon, Aug 10, 2015	5.20	6.36	5.20	6.31
4867	NASDAQ	CENX	Fri, Aug 7, 2015	7.10	7.42	5.12	5.18
4866	NASDAQ	CENX	Thu, Aug 6, 2015	8.23	8.58	8.01	8.22
4865	NASDAQ	CENX	Wed, Aug 5, 2015	8.57	9.12	8.28	8.31
4864	NASDAQ	CENX	Tue, Aug 4, 2015	8.96	9.20	8.39	8.39
4863	NASDAQ	CENX	Mon, Aug 3, 2015	9.25	9.36	8.68	8.88
4862	NASDAQ	CENX	Fri, Jul 31, 2015	9.48	9.72	9.24	9.32
4861	NASDAQ	CENX	Thu, Jul 30, 2015	9.88	10.02	9.28	9.37
4860	NASDAQ	CENX	Wed, Jul 29, 2015	9.55	10.03	9.25	9.93
4859	NASDAQ	CENX	Tue, Jul 28, 2015	8.60	9.60	8.60	9.55
4858	NASDAQ	CENX	Mon, Jul 27, 2015	8.58	9.11	8.40	8.53
4857	NASDAQ	CENX	Fri, Jul 24, 2015	8.58	8.67	7.94	8.62
4856	NASDAQ	CENX	Thu, Jul 23, 2015	9.17	9.26	8.61	8.66
4855	NASDAQ	CENX	Wed, Jul 22, 2015	9.05	9.34	8.65	9.11
4854	NASDAQ	CENX	Tue, Jul 21, 2015	9.07	9.48	9.07	9.21
4853	NASDAQ	CENX	Mon, Jul 20, 2015	9.48	9.48	9.09	9.16
4852	NASDAQ	CENX	Fri, Jul 17, 2015	9.47	9.61	9.31	9.54
4851	NASDAQ	CENX	Thu, Jul 16, 2015	9.62	9.73	9.42	9.49
4850	NASDAQ	CENX	Wed, Jul 15, 2015	9.86	9.91	9.43	9.52
4849	NASDAQ	CENX	Tue, Jul 14, 2015	10.00	10.07	9.70	9.85
4848	NASDAQ	CENX	Mon, Jul 13, 2015	9.82	10.15	9.60	10.10
4847	NASDAQ	CENX	Fri, Jul 10, 2015	10.14	10.16	9.73	9.75
4846	NASDAQ	CENX	Thu, Jul 9, 2015	9.75	10.03	9.70	9.86
4845	NASDAQ	CENX	Wed, Jul 8, 2015	9.78	10.07	9.43	9.45
4844	NASDAQ	CENX	Tue, Jul 7, 2015	9.63	10.10	9.35	9.92
4843	NASDAQ	CENX	Mon, Jul 6, 2015	10.23	10.34	9.63	9.77
4842	NASDAQ	CENX	Thu, Jul 2, 2015	10.19	10.43	10.13	10.42
4841	NASDAQ	CENX	Wed, Jul 1, 2015	10.46	10.59	9.92	10.12
4840	NASDAQ	CENX	Tue, Jun 30, 2015	10.76	10.84	10.13	10.43
4839	NASDAQ	CENX	Mon, Jun 29, 2015	11.00	11.16	10.53	10.58
4838	NASDAQ	CENX	Fri, Jun 26, 2015	10.91	11.32	10.79	11.30
4837	NASDAQ	CENX	Thu, Jun 25, 2015	11.28	11.31	10.88	10.89
4836	NASDAQ	CENX	Wed, Jun 24, 2015	11.86	11.88	11.18	11.25
4835	NASDAQ	CENX	Tue, Jun 23, 2015	11.29	11.85	11.29	11.85
4834	NASDAQ	CENX	Mon, Jun 22, 2015	11.26	11.37	11.05	11.29
4833	NASDAQ	CENX	Fri, Jun 19, 2015	11.49	11.53	11.16	11.17
4832	NASDAQ	CENX	Thu, Jun 18, 2015	11.23	11.49	11.06	11.46
4831	NASDAQ	CENX	Wed, Jun 17, 2015	11.35	11.60	11.01	11.15
4830	NASDAQ	CENX	Tue, Jun 16, 2015	11.33	11.54	11.13	11.41
4829	NASDAQ	CENX	Mon, Jun 15, 2015	11.50	11.66	11.21	11.35
4828	NASDAQ	CENX	Fri, Jun 12, 2015	11.51	11.89	11.41	11.67
4827	NASDAQ	CENX	Thu, Jun 11, 2015	11.58	11.74	11.15	11.25
4826	NASDAQ	CENX	Wed, Jun 10, 2015	11.79	11.92	11.45	11.59
4825	NASDAQ	CENX	Tue, Jun 9, 2015	11.30	11.92	11.29	11.61
4824	NASDAQ	CENX	Mon, Jun 8, 2015	11.65	11.80	11.25	11.29
4823	NASDAQ	CENX	Fri, Jun 5, 2015	11.88	11.99	11.54	11.67
4822	NASDAQ	CENX	Thu, Jun 4, 2015	12.28	12.38	11.90	12.00
4821	NASDAQ	CENX	Wed, Jun 3, 2015	12.15	12.78	12.07	12.40
4820	NASDAQ	CENX	Tue, Jun 2, 2015	11.76	12.60	11.68	12.21
4819	NASDAQ	CENX	Mon, Jun 1, 2015	11.16	11.73	10.67	11.73
4818	NASDAQ	CENX	Fri, May 29, 2015	11.44	11.47	11.11	11.18
4817	NASDAQ	CENX	Thu, May 28, 2015	12.16	12.16	11.01	11.51
4816	NASDAQ	CENX	Wed, May 27, 2015	12.28	12.42	12.09	12.29
4815	NASDAQ	CENX	Tue, May 26, 2015	12.64	12.64	12.13	12.28
4814	NASDAQ	CENX	Fri, May 22, 2015	12.92	13.07	12.68	12.73
4813	NASDAQ	CENX	Thu, May 21, 2015	12.61	13.05	12.61	12.97
4812	NASDAQ	CENX	Wed, May 20, 2015	13.23	13.23	12.52	12.61
4811	NASDAQ	CENX	Tue, May 19, 2015	13.75	13.78	13.00	13.09
4810	NASDAQ	CENX	Mon, May 18, 2015	13.72	13.78	13.45	13.72
4809	NASDAQ	CENX	Fri, May 15, 2015	14.08	14.14	13.67	13.79
4808	NASDAQ	CENX	Thu, May 14, 2015	14.36	14.74	14.09	14.17
4807	NASDAQ	CENX	Wed, May 13, 2015	14.16	14.74	14.14	14.24
4806	NASDAQ	CENX	Tue, May 12, 2015	14.03	14.20	13.74	14.16
4805	NASDAQ	CENX	Mon, May 11, 2015	13.97	14.35	13.94	14.07
4804	NASDAQ	CENX	Fri, May 8, 2015	13.60	13.99	13.30	13.93
4803	NASDAQ	CENX	Thu, May 7, 2015	13.44	13.63	13.03	13.35
4802	NASDAQ	CENX	Wed, May 6, 2015	14.31	14.45	13.25	13.54
4801	NASDAQ	CENX	Tue, May 5, 2015	14.41	14.56	13.96	14.32
4800	NASDAQ	CENX	Mon, May 4, 2015	14.52	14.74	14.23	14.33
4799	NASDAQ	CENX	Fri, May 1, 2015	13.73	14.98	13.44	14.60
4798	NASDAQ	CENX	Thu, Apr 30, 2015	12.99	13.14	12.60	12.89
4797	NASDAQ	CENX	Wed, Apr 29, 2015	13.20	13.30	12.91	13.10
4796	NASDAQ	CENX	Tue, Apr 28, 2015	13.45	13.84	13.18	13.24
4795	NASDAQ	CENX	Mon, Apr 27, 2015	13.09	13.58	13.04	13.40
4794	NASDAQ	CENX	Fri, Apr 24, 2015	12.94	13.43	12.90	13.04
4793	NASDAQ	CENX	Thu, Apr 23, 2015	12.94	13.02	12.35	12.94
4792	NASDAQ	CENX	Wed, Apr 22, 2015	13.17	13.40	13.05	13.28
4791	NASDAQ	CENX	Tue, Apr 21, 2015	13.52	13.68	13.08	13.11
4790	NASDAQ	CENX	Mon, Apr 20, 2015	13.51	13.78	13.45	13.53
4789	NASDAQ	CENX	Fri, Apr 17, 2015	13.19	13.59	13.16	13.45
4788	NASDAQ	CENX	Thu, Apr 16, 2015	13.62	13.78	13.29	13.34
4787	NASDAQ	CENX	Wed, Apr 15, 2015	13.74	13.98	13.57	13.58
4786	NASDAQ	CENX	Tue, Apr 14, 2015	13.37	13.68	13.32	13.49
4785	NASDAQ	CENX	Mon, Apr 13, 2015	13.46	13.55	13.21	13.37
4784	NASDAQ	CENX	Fri, Apr 10, 2015	13.84	13.84	13.37	13.49
4783	NASDAQ	CENX	Thu, Apr 9, 2015	14.12	14.17	13.28	13.66
4782	NASDAQ	CENX	Wed, Apr 8, 2015	14.53	14.72	14.13	14.29
4781	NASDAQ	CENX	Tue, Apr 7, 2015	14.53	14.80	14.23	14.26
4780	NASDAQ	CENX	Mon, Apr 6, 2015	14.00	14.67	13.96	14.58
4779	NASDAQ	CENX	Thu, Apr 2, 2015	14.02	14.63	13.78	14.03
4778	NASDAQ	CENX	Wed, Apr 1, 2015	13.67	14.28	13.21	14.12
4777	NASDAQ	CENX	Tue, Mar 31, 2015	14.38	14.39	13.61	13.80
4776	NASDAQ	CENX	Mon, Mar 30, 2015	14.27	14.78	14.20	14.54
4775	NASDAQ	CENX	Fri, Mar 27, 2015	14.45	14.59	14.13	14.16
4774	NASDAQ	CENX	Thu, Mar 26, 2015	14.29	14.86	14.07	14.57
4773	NASDAQ	CENX	Wed, Mar 25, 2015	13.95	14.32	13.91	14.26
4772	NASDAQ	CENX	Tue, Mar 24, 2015	13.40	13.92	12.87	13.90
4771	NASDAQ	CENX	Mon, Mar 23, 2015	14.05	14.64	13.97	14.30
4770	NASDAQ	CENX	Fri, Mar 20, 2015	14.35	14.53	13.94	14.04
4769	NASDAQ	CENX	Thu, Mar 19, 2015	14.50	14.50	13.88	14.16
4768	NASDAQ	CENX	Wed, Mar 18, 2015	13.68	14.73	13.63	14.61
4767	NASDAQ	CENX	Tue, Mar 17, 2015	14.07	14.33	13.74	13.86
4766	NASDAQ	CENX	Mon, Mar 16, 2015	14.40	14.52	13.86	14.19
4765	NASDAQ	CENX	Fri, Mar 13, 2015	14.54	14.90	13.63	14.36
4764	NASDAQ	CENX	Thu, Mar 12, 2015	14.90	15.16	14.57	14.83
4763	NASDAQ	CENX	Wed, Mar 11, 2015	14.98	15.52	14.47	14.77
4762	NASDAQ	CENX	Tue, Mar 10, 2015	15.00	15.39	14.59	14.85
4761	NASDAQ	CENX	Mon, Mar 9, 2015	15.51	15.79	15.25	15.41
4760	NASDAQ	CENX	Fri, Mar 6, 2015	16.74	16.93	15.96	16.08
4759	NASDAQ	CENX	Thu, Mar 5, 2015	16.14	16.52	15.61	16.49
4758	NASDAQ	CENX	Wed, Mar 4, 2015	18.45	18.45	16.50	16.51
4757	NASDAQ	CENX	Tue, Mar 3, 2015	20.41	20.42	19.56	19.79
4756	NASDAQ	CENX	Mon, Mar 2, 2015	19.28	20.20	19.02	20.08
4755	NASDAQ	CENX	Fri, Feb 27, 2015	19.74	19.74	18.96	18.97
4754	NASDAQ	CENX	Thu, Feb 26, 2015	19.25	20.00	19.22	19.68
4753	NASDAQ	CENX	Wed, Feb 25, 2015	22.02	22.02	19.12	19.30
4752	NASDAQ	CENX	Tue, Feb 24, 2015	22.10	22.49	21.90	22.16
4751	NASDAQ	CENX	Mon, Feb 23, 2015	21.89	22.15	21.52	22.06
4750	NASDAQ	CENX	Fri, Feb 20, 2015	22.19	22.45	21.76	22.16
4749	NASDAQ	CENX	Thu, Feb 19, 2015	22.17	22.47	21.74	22.16
4748	NASDAQ	CENX	Wed, Feb 18, 2015	22.51	22.92	22.30	22.46
4747	NASDAQ	CENX	Tue, Feb 17, 2015	23.05	23.07	22.57	22.77
4746	NASDAQ	CENX	Fri, Feb 13, 2015	23.50	23.87	22.72	23.10
4745	NASDAQ	CENX	Thu, Feb 12, 2015	22.73	23.40	22.61	23.27
4744	NASDAQ	CENX	Wed, Feb 11, 2015	22.59	22.82	21.70	22.24
4743	NASDAQ	CENX	Tue, Feb 10, 2015	23.17	23.20	22.29	22.84
4742	NASDAQ	CENX	Mon, Feb 9, 2015	23.04	24.00	22.73	23.00
4741	NASDAQ	CENX	Fri, Feb 6, 2015	26.75	26.85	24.93	25.27
4740	NASDAQ	CENX	Thu, Feb 5, 2015	25.51	26.97	25.28	26.85
4739	NASDAQ	CENX	Wed, Feb 4, 2015	24.91	25.56	24.60	25.31
4738	NASDAQ	CENX	Tue, Feb 3, 2015	24.70	25.30	24.28	25.12
4737	NASDAQ	CENX	Mon, Feb 2, 2015	23.22	23.93	22.90	23.85
4736	NASDAQ	CENX	Fri, Jan 30, 2015	23.58	23.87	22.68	23.11
4735	NASDAQ	CENX	Thu, Jan 29, 2015	22.89	23.92	22.52	23.91
4734	NASDAQ	CENX	Wed, Jan 28, 2015	23.70	23.96	22.84	22.89
4733	NASDAQ	CENX	Tue, Jan 27, 2015	23.10	23.76	22.83	23.67
4732	NASDAQ	CENX	Mon, Jan 26, 2015	23.65	24.23	23.47	23.58
4731	NASDAQ	CENX	Fri, Jan 23, 2015	23.54	23.93	22.32	23.60
4730	NASDAQ	CENX	Thu, Jan 22, 2015	23.78	25.10	23.50	24.84
4729	NASDAQ	CENX	Wed, Jan 21, 2015	22.36	23.77	22.35	23.59
4728	NASDAQ	CENX	Tue, Jan 20, 2015	21.90	22.74	21.85	22.39
4727	NASDAQ	CENX	Fri, Jan 16, 2015	21.24	21.98	21.13	21.90
4726	NASDAQ	CENX	Thu, Jan 15, 2015	21.25	21.98	21.15	21.16
4725	NASDAQ	CENX	Wed, Jan 14, 2015	22.14	22.14	20.06	21.02
4724	NASDAQ	CENX	Tue, Jan 13, 2015	24.35	24.40	22.08	22.80
4723	NASDAQ	CENX	Mon, Jan 12, 2015	23.98	23.98	22.73	23.76
4722	NASDAQ	CENX	Fri, Jan 9, 2015	23.40	23.92	23.14	23.86
4721	NASDAQ	CENX	Thu, Jan 8, 2015	22.60	23.61	22.22	23.43
4720	NASDAQ	CENX	Wed, Jan 7, 2015	22.63	23.32	22.31	22.36
4719	NASDAQ	CENX	Tue, Jan 6, 2015	22.96	23.22	22.18	22.33
4718	NASDAQ	CENX	Mon, Jan 5, 2015	24.39	24.45	22.93	23.11
4717	NASDAQ	CENX	Fri, Jan 2, 2015	24.52	24.85	24.20	24.66
4716	NASDAQ	CENX	Wed, Dec 31, 2014	24.42	25.06	24.28	24.40
4715	NASDAQ	CENX	Tue, Dec 30, 2014	24.46	25.09	24.19	24.42
4714	NASDAQ	CENX	Mon, Dec 29, 2014	25.16	25.38	24.52	24.61
4713	NASDAQ	CENX	Fri, Dec 26, 2014	25.17	25.57	24.90	25.02
4712	NASDAQ	CENX	Wed, Dec 24, 2014	24.68	25.13	24.16	25.00
4711	NASDAQ	CENX	Tue, Dec 23, 2014	24.88	25.30	24.62	24.65
4710	NASDAQ	CENX	Mon, Dec 22, 2014	24.78	25.22	24.28	24.94
4709	NASDAQ	CENX	Fri, Dec 19, 2014	24.51	25.10	24.06	24.73
4708	NASDAQ	CENX	Thu, Dec 18, 2014	24.70	25.03	23.79	24.49
4707	NASDAQ	CENX	Wed, Dec 17, 2014	22.19	24.31	22.16	24.11
4706	NASDAQ	CENX	Tue, Dec 16, 2014	21.71	22.98	21.65	22.22
4705	NASDAQ	CENX	Mon, Dec 15, 2014	22.62	22.62	21.91	22.12
4704	NASDAQ	CENX	Fri, Dec 12, 2014	22.46	23.33	22.13	22.18
4703	NASDAQ	CENX	Thu, Dec 11, 2014	24.89	25.10	22.89	22.99
4702	NASDAQ	CENX	Wed, Dec 10, 2014	25.48	25.54	24.70	24.85
4701	NASDAQ	CENX	Tue, Dec 9, 2014	24.57	25.87	24.14	25.49
4700	NASDAQ	CENX	Mon, Dec 8, 2014	26.07	26.25	24.87	25.07
4699	NASDAQ	CENX	Fri, Dec 5, 2014	26.58	27.34	26.25	26.31
4698	NASDAQ	CENX	Thu, Dec 4, 2014	27.10	27.51	26.58	26.71
4697	NASDAQ	CENX	Wed, Dec 3, 2014	27.48	28.34	26.97	27.16
4696	NASDAQ	CENX	Tue, Dec 2, 2014	27.47	28.20	27.09	27.48
4695	NASDAQ	CENX	Mon, Dec 1, 2014	27.60	27.71	25.84	27.64
4694	NASDAQ	CENX	Fri, Nov 28, 2014	31.68	31.75	27.51	27.65
4693	NASDAQ	CENX	Wed, Nov 26, 2014	29.68	31.20	29.19	31.10
4692	NASDAQ	CENX	Tue, Nov 25, 2014	28.06	30.41	28.06	29.46
4691	NASDAQ	CENX	Mon, Nov 24, 2014	28.11	28.62	27.75	27.80
4690	NASDAQ	CENX	Fri, Nov 21, 2014	27.90	29.07	27.61	27.84
4689	NASDAQ	CENX	Thu, Nov 20, 2014	26.49	27.38	26.28	27.27
4688	NASDAQ	CENX	Wed, Nov 19, 2014	27.77	28.07	26.33	26.69
4687	NASDAQ	CENX	Tue, Nov 18, 2014	27.49	29.18	27.03	27.90
4686	NASDAQ	CENX	Mon, Nov 17, 2014	27.46	27.82	26.77	27.09
4685	NASDAQ	CENX	Fri, Nov 14, 2014	27.43	27.82	26.68	27.53
4684	NASDAQ	CENX	Thu, Nov 13, 2014	27.75	28.00	27.29	27.31
4683	NASDAQ	CENX	Wed, Nov 12, 2014	27.35	27.84	26.83	27.76
4682	NASDAQ	CENX	Tue, Nov 11, 2014	27.14	27.52	26.88	27.44
4681	NASDAQ	CENX	Mon, Nov 10, 2014	28.30	28.51	26.86	27.32
4680	NASDAQ	CENX	Fri, Nov 7, 2014	27.94	28.58	27.77	28.14
4679	NASDAQ	CENX	Thu, Nov 6, 2014	27.07	27.93	26.70	27.86
4678	NASDAQ	CENX	Wed, Nov 5, 2014	28.23	28.27	26.89	27.11
4677	NASDAQ	CENX	Tue, Nov 4, 2014	29.20	29.24	27.30	28.00
4676	NASDAQ	CENX	Mon, Nov 3, 2014	29.11	29.44	28.51	29.41
4675	NASDAQ	CENX	Fri, Oct 31, 2014	28.51	29.60	27.81	29.28
4674	NASDAQ	CENX	Thu, Oct 30, 2014	26.11	28.21	24.68	28.13
4673	NASDAQ	CENX	Wed, Oct 29, 2014	27.41	27.57	26.90	27.15
4672	NASDAQ	CENX	Tue, Oct 28, 2014	27.32	27.66	26.95	27.21
4671	NASDAQ	CENX	Mon, Oct 27, 2014	27.85	27.85	26.62	26.90
4670	NASDAQ	CENX	Fri, Oct 24, 2014	26.60	28.17	26.32	28.10
4669	NASDAQ	CENX	Thu, Oct 23, 2014	26.42	26.92	25.78	26.46
4668	NASDAQ	CENX	Wed, Oct 22, 2014	26.13	26.68	25.52	25.83
4667	NASDAQ	CENX	Tue, Oct 21, 2014	24.83	27.05	24.72	26.11
4666	NASDAQ	CENX	Mon, Oct 20, 2014	24.25	24.84	24.10	24.60
4665	NASDAQ	CENX	Fri, Oct 17, 2014	23.95	25.13	23.87	24.30
4664	NASDAQ	CENX	Thu, Oct 16, 2014	21.94	23.58	21.71	23.38
4663	NASDAQ	CENX	Wed, Oct 15, 2014	21.69	23.10	20.79	22.76
4662	NASDAQ	CENX	Tue, Oct 14, 2014	22.02	22.83	21.55	22.13
4661	NASDAQ	CENX	Mon, Oct 13, 2014	22.64	23.44	21.60	21.71
4660	NASDAQ	CENX	Fri, Oct 10, 2014	23.38	23.69	22.02	22.55
4659	NASDAQ	CENX	Thu, Oct 9, 2014	24.40	24.50	23.08	23.46
4658	NASDAQ	CENX	Wed, Oct 8, 2014	23.60	24.18	22.85	24.15
4657	NASDAQ	CENX	Tue, Oct 7, 2014	24.32	24.43	23.69	23.79
4656	NASDAQ	CENX	Mon, Oct 6, 2014	24.42	25.50	24.04	24.57
4655	NASDAQ	CENX	Fri, Oct 3, 2014	23.60	24.52	23.52	24.19
4654	NASDAQ	CENX	Thu, Oct 2, 2014	24.26	24.54	22.57	23.44
4653	NASDAQ	CENX	Wed, Oct 1, 2014	26.11	26.34	24.02	24.23
4652	NASDAQ	CENX	Tue, Sep 30, 2014	24.85	26.49	24.76	25.97
4651	NASDAQ	CENX	Mon, Sep 29, 2014	24.21	24.64	23.65	23.86
4650	NASDAQ	CENX	Fri, Sep 26, 2014	24.54	25.09	24.41	24.57
4649	NASDAQ	CENX	Thu, Sep 25, 2014	26.02	26.06	24.28	24.39
4648	NASDAQ	CENX	Wed, Sep 24, 2014	25.26	26.06	24.52	25.92
4647	NASDAQ	CENX	Tue, Sep 23, 2014	25.01	25.81	24.97	25.14
4646	NASDAQ	CENX	Mon, Sep 22, 2014	26.26	26.26	24.80	25.14
4645	NASDAQ	CENX	Fri, Sep 19, 2014	27.12	27.31	26.10	26.51
4644	NASDAQ	CENX	Thu, Sep 18, 2014	27.32	27.55	26.85	26.94
4643	NASDAQ	CENX	Wed, Sep 17, 2014	27.25	27.63	27.00	27.17
4642	NASDAQ	CENX	Tue, Sep 16, 2014	26.01	27.19	25.66	26.96
4641	NASDAQ	CENX	Mon, Sep 15, 2014	27.53	27.60	25.80	26.29
4640	NASDAQ	CENX	Fri, Sep 12, 2014	27.60	28.06	27.38	27.60
4639	NASDAQ	CENX	Thu, Sep 11, 2014	27.03	27.74	27.01	27.65
4638	NASDAQ	CENX	Wed, Sep 10, 2014	28.79	28.83	26.39	27.26
4637	NASDAQ	CENX	Tue, Sep 9, 2014	28.50	28.80	27.66	28.71
4636	NASDAQ	CENX	Mon, Sep 8, 2014	29.30	29.30	28.26	28.47
4635	NASDAQ	CENX	Fri, Sep 5, 2014	28.10	29.54	28.10	29.28
4634	NASDAQ	CENX	Thu, Sep 4, 2014	27.55	28.62	27.25	28.08
4633	NASDAQ	CENX	Wed, Sep 3, 2014	27.40	27.81	27.08	27.44
4632	NASDAQ	CENX	Tue, Sep 2, 2014	25.65	27.38	25.62	26.97
4631	NASDAQ	CENX	Fri, Aug 29, 2014	24.65	24.99	24.58	24.98
4630	NASDAQ	CENX	Thu, Aug 28, 2014	24.40	24.90	23.75	24.61
4629	NASDAQ	CENX	Wed, Aug 27, 2014	24.16	24.66	23.69	24.64
4628	NASDAQ	CENX	Tue, Aug 26, 2014	23.42	24.16	23.29	23.98
4627	NASDAQ	CENX	Mon, Aug 25, 2014	22.88	23.39	22.40	23.29
4626	NASDAQ	CENX	Fri, Aug 22, 2014	22.25	22.71	21.98	22.58
4625	NASDAQ	CENX	Thu, Aug 21, 2014	22.58	22.71	22.01	22.22
4624	NASDAQ	CENX	Wed, Aug 20, 2014	21.55	22.69	21.50	22.53
4623	NASDAQ	CENX	Tue, Aug 19, 2014	21.72	21.72	21.34	21.56
4622	NASDAQ	CENX	Mon, Aug 18, 2014	21.34	21.68	21.08	21.60
4621	NASDAQ	CENX	Fri, Aug 15, 2014	21.36	21.51	21.06	21.14
4620	NASDAQ	CENX	Thu, Aug 14, 2014	21.58	21.63	21.01	21.13
4619	NASDAQ	CENX	Wed, Aug 13, 2014	21.62	22.11	21.45	21.53
4618	NASDAQ	CENX	Tue, Aug 12, 2014	21.23	21.58	20.82	21.50
4617	NASDAQ	CENX	Mon, Aug 11, 2014	20.94	21.38	20.68	21.26
4616	NASDAQ	CENX	Fri, Aug 8, 2014	20.47	20.96	20.35	20.63
4615	NASDAQ	CENX	Thu, Aug 7, 2014	20.88	21.02	20.42	20.56
4614	NASDAQ	CENX	Wed, Aug 6, 2014	20.42	21.04	20.42	20.90
4613	NASDAQ	CENX	Tue, Aug 5, 2014	20.90	21.08	20.31	20.50
4612	NASDAQ	CENX	Mon, Aug 4, 2014	20.00	21.06	19.78	20.97
4611	NASDAQ	CENX	Fri, Aug 1, 2014	18.71	19.94	18.69	19.88
4610	NASDAQ	CENX	Thu, Jul 31, 2014	18.80	19.79	18.31	18.80
4609	NASDAQ	CENX	Wed, Jul 30, 2014	18.75	18.79	18.25	18.48
4608	NASDAQ	CENX	Tue, Jul 29, 2014	18.44	18.75	18.39	18.55
4607	NASDAQ	CENX	Mon, Jul 28, 2014	18.17	18.44	17.52	18.39
4606	NASDAQ	CENX	Fri, Jul 25, 2014	18.36	18.36	18.06	18.13
4605	NASDAQ	CENX	Thu, Jul 24, 2014	18.67	18.82	18.30	18.37
4604	NASDAQ	CENX	Wed, Jul 23, 2014	18.80	18.92	18.41	18.59
4603	NASDAQ	CENX	Tue, Jul 22, 2014	18.21	18.94	18.15	18.76
4602	NASDAQ	CENX	Mon, Jul 21, 2014	17.83	18.10	17.78	18.05
4601	NASDAQ	CENX	Fri, Jul 18, 2014	17.65	17.93	17.59	17.89
4600	NASDAQ	CENX	Thu, Jul 17, 2014	17.74	18.04	17.57	17.62
4599	NASDAQ	CENX	Wed, Jul 16, 2014	17.77	18.01	17.61	17.92
4598	NASDAQ	CENX	Tue, Jul 15, 2014	17.51	17.70	17.25	17.58
4597	NASDAQ	CENX	Mon, Jul 14, 2014	17.49	17.50	17.15	17.47
4596	NASDAQ	CENX	Fri, Jul 11, 2014	16.66	17.35	16.59	17.22
4595	NASDAQ	CENX	Thu, Jul 10, 2014	16.48	17.17	16.37	16.80
4594	NASDAQ	CENX	Wed, Jul 9, 2014	16.61	17.17	16.61	16.89
4593	NASDAQ	CENX	Tue, Jul 8, 2014	16.40	16.64	16.30	16.50
4592	NASDAQ	CENX	Mon, Jul 7, 2014	16.80	16.80	16.34	16.44
4591	NASDAQ	CENX	Thu, Jul 3, 2014	16.28	16.62	16.28	16.48
4590	NASDAQ	CENX	Wed, Jul 2, 2014	16.01	16.39	16.01	16.24
4589	NASDAQ	CENX	Tue, Jul 1, 2014	15.78	16.29	15.77	16.01
4588	NASDAQ	CENX	Mon, Jun 30, 2014	15.67	15.70	15.30	15.68
4587	NASDAQ	CENX	Fri, Jun 27, 2014	15.43	15.81	15.43	15.72
4586	NASDAQ	CENX	Thu, Jun 26, 2014	15.50	15.72	15.24	15.58
4585	NASDAQ	CENX	Wed, Jun 25, 2014	15.30	15.53	15.15	15.41
4584	NASDAQ	CENX	Tue, Jun 24, 2014	15.65	15.94	15.20	15.35
4583	NASDAQ	CENX	Mon, Jun 23, 2014	15.69	15.82	15.64	15.75
4582	NASDAQ	CENX	Fri, Jun 20, 2014	15.67	15.80	15.48	15.59
4581	NASDAQ	CENX	Thu, Jun 19, 2014	15.69	15.81	15.39	15.57
4580	NASDAQ	CENX	Wed, Jun 18, 2014	15.53	15.66	15.16	15.57
4579	NASDAQ	CENX	Tue, Jun 17, 2014	14.86	15.58	14.86	15.56
4578	NASDAQ	CENX	Mon, Jun 16, 2014	15.41	15.43	14.91	15.00
4577	NASDAQ	CENX	Fri, Jun 13, 2014	14.73	15.50	14.69	15.45
4576	NASDAQ	CENX	Thu, Jun 12, 2014	14.63	14.83	14.55	14.68
4575	NASDAQ	CENX	Wed, Jun 11, 2014	14.83	14.97	14.65	14.73
4574	NASDAQ	CENX	Tue, Jun 10, 2014	15.11	15.28	14.80	14.91
4573	NASDAQ	CENX	Mon, Jun 9, 2014	14.95	15.47	14.86	15.17
4572	NASDAQ	CENX	Fri, Jun 6, 2014	14.68	14.93	14.51	14.92
4571	NASDAQ	CENX	Thu, Jun 5, 2014	14.34	14.74	14.07	14.60
4570	NASDAQ	CENX	Wed, Jun 4, 2014	13.91	14.40	13.79	14.30
4569	NASDAQ	CENX	Tue, Jun 3, 2014	13.91	14.05	13.77	13.97
4568	NASDAQ	CENX	Mon, Jun 2, 2014	14.09	14.43	13.85	13.93
4567	NASDAQ	CENX	Fri, May 30, 2014	13.75	13.85	13.55	13.65
4566	NASDAQ	CENX	Thu, May 29, 2014	13.56	13.94	13.46	13.78
4565	NASDAQ	CENX	Wed, May 28, 2014	13.79	13.80	13.44	13.55
4564	NASDAQ	CENX	Tue, May 27, 2014	13.89	14.12	13.73	13.85
4563	NASDAQ	CENX	Fri, May 23, 2014	13.29	13.97	13.29	13.84
4562	NASDAQ	CENX	Thu, May 22, 2014	13.49	13.57	13.33	13.35
4561	NASDAQ	CENX	Wed, May 21, 2014	13.47	13.55	13.21	13.41
4560	NASDAQ	CENX	Tue, May 20, 2014	13.86	13.89	13.26	13.33
4559	NASDAQ	CENX	Mon, May 19, 2014	13.88	14.13	13.84	13.94
4558	NASDAQ	CENX	Fri, May 16, 2014	13.69	14.01	13.39	14.00
4557	NASDAQ	CENX	Thu, May 15, 2014	13.89	13.96	13.38	13.72
4556	NASDAQ	CENX	Wed, May 14, 2014	14.30	14.33	13.93	13.94
4555	NASDAQ	CENX	Tue, May 13, 2014	14.52	14.59	14.18	14.27
4554	NASDAQ	CENX	Mon, May 12, 2014	13.93	14.80	13.93	14.51
4553	NASDAQ	CENX	Fri, May 9, 2014	13.76	13.82	13.56	13.80
4552	NASDAQ	CENX	Thu, May 8, 2014	14.00	14.28	13.67	13.80
4551	NASDAQ	CENX	Wed, May 7, 2014	14.02	14.14	13.67	14.13
4550	NASDAQ	CENX	Tue, May 6, 2014	14.23	14.27	13.80	13.82
4549	NASDAQ	CENX	Mon, May 5, 2014	14.22	14.32	13.72	14.24
4548	NASDAQ	CENX	Fri, May 2, 2014	14.19	14.64	14.10	14.29
4547	NASDAQ	CENX	Thu, May 1, 2014	13.71	14.23	13.66	14.13
4546	NASDAQ	CENX	Wed, Apr 30, 2014	13.93	14.07	13.66	13.75
4545	NASDAQ	CENX	Tue, Apr 29, 2014	13.75	14.00	13.58	13.95
4544	NASDAQ	CENX	Mon, Apr 28, 2014	13.76	13.86	13.38	13.64
4543	NASDAQ	CENX	Fri, Apr 25, 2014	13.34	13.96	13.10	13.75
4542	NASDAQ	CENX	Thu, Apr 24, 2014	13.91	14.00	13.61	13.80
4541	NASDAQ	CENX	Wed, Apr 23, 2014	13.93	13.98	13.56	13.80
4540	NASDAQ	CENX	Tue, Apr 22, 2014	13.75	14.24	13.52	14.00
4539	NASDAQ	CENX	Mon, Apr 21, 2014	14.04	14.12	13.39	13.76
4538	NASDAQ	CENX	Thu, Apr 17, 2014	13.87	14.18	13.77	14.08
4537	NASDAQ	CENX	Wed, Apr 16, 2014	13.52	13.88	13.37	13.85
4536	NASDAQ	CENX	Tue, Apr 15, 2014	13.25	13.44	12.77	13.39
4535	NASDAQ	CENX	Mon, Apr 14, 2014	13.16	13.57	12.95	13.32
4534	NASDAQ	CENX	Fri, Apr 11, 2014	13.02	13.31	12.93	13.08
4533	NASDAQ	CENX	Thu, Apr 10, 2014	13.83	13.85	12.98	13.14
4532	NASDAQ	CENX	Wed, Apr 9, 2014	13.22	13.86	13.10	13.82
4531	NASDAQ	CENX	Tue, Apr 8, 2014	12.88	13.25	12.88	13.01
4530	NASDAQ	CENX	Mon, Apr 7, 2014	13.08	13.76	12.63	12.86
4529	NASDAQ	CENX	Fri, Apr 4, 2014	13.46	13.61	13.06	13.08
4528	NASDAQ	CENX	Thu, Apr 3, 2014	13.43	13.48	13.23	13.35
4527	NASDAQ	CENX	Wed, Apr 2, 2014	13.35	13.55	12.88	13.45
4526	NASDAQ	CENX	Tue, Apr 1, 2014	13.22	13.60	13.14	13.38
4525	NASDAQ	CENX	Mon, Mar 31, 2014	13.07	13.26	12.84	13.21
4524	NASDAQ	CENX	Fri, Mar 28, 2014	12.76	13.37	12.76	12.91
4523	NASDAQ	CENX	Thu, Mar 27, 2014	12.17	12.72	11.96	12.66
4522	NASDAQ	CENX	Wed, Mar 26, 2014	12.84	12.84	11.94	11.95
4521	NASDAQ	CENX	Tue, Mar 25, 2014	12.56	12.81	12.46	12.73
4520	NASDAQ	CENX	Mon, Mar 24, 2014	12.55	12.79	12.35	12.43
4519	NASDAQ	CENX	Fri, Mar 21, 2014	12.71	13.03	12.47	12.49
4518	NASDAQ	CENX	Thu, Mar 20, 2014	12.80	12.94	12.57	12.62
4517	NASDAQ	CENX	Wed, Mar 19, 2014	13.03	13.09	12.76	12.88
4516	NASDAQ	CENX	Tue, Mar 18, 2014	12.65	13.12	12.49	13.05
4515	NASDAQ	CENX	Mon, Mar 17, 2014	12.44	12.62	12.28	12.59
4514	NASDAQ	CENX	Fri, Mar 14, 2014	12.36	12.45	12.25	12.37
4513	NASDAQ	CENX	Thu, Mar 13, 2014	12.67	12.73	12.17	12.39
4512	NASDAQ	CENX	Wed, Mar 12, 2014	12.35	12.72	12.28	12.61
4511	NASDAQ	CENX	Tue, Mar 11, 2014	12.07	12.47	12.01	12.40
4510	NASDAQ	CENX	Mon, Mar 10, 2014	12.41	12.41	12.00	12.05
4509	NASDAQ	CENX	Fri, Mar 7, 2014	12.62	12.64	12.18	12.51
4508	NASDAQ	CENX	Thu, Mar 6, 2014	12.31	12.87	12.25	12.59
4507	NASDAQ	CENX	Wed, Mar 5, 2014	12.24	12.40	12.06	12.24
4506	NASDAQ	CENX	Tue, Mar 4, 2014	11.87	12.40	11.77	12.19
4505	NASDAQ	CENX	Mon, Mar 3, 2014	11.69	11.86	11.48	11.61
4504	NASDAQ	CENX	Fri, Feb 28, 2014	11.84	11.97	11.65	11.84
4503	NASDAQ	CENX	Thu, Feb 27, 2014	11.72	11.83	11.61	11.80
4502	NASDAQ	CENX	Wed, Feb 26, 2014	11.40	11.80	11.40	11.71
4501	NASDAQ	CENX	Tue, Feb 25, 2014	11.35	11.41	11.01	11.36
4500	NASDAQ	CENX	Mon, Feb 24, 2014	11.42	11.55	11.27	11.32
4499	NASDAQ	CENX	Fri, Feb 21, 2014	11.83	12.11	11.12	11.45
4498	NASDAQ	CENX	Thu, Feb 20, 2014	11.66	12.16	11.53	12.16
4497	NASDAQ	CENX	Wed, Feb 19, 2014	11.43	11.84	11.36	11.63
4496	NASDAQ	CENX	Tue, Feb 18, 2014	11.50	11.55	11.34	11.44
4495	NASDAQ	CENX	Fri, Feb 14, 2014	11.33	11.58	11.33	11.42
4494	NASDAQ	CENX	Thu, Feb 13, 2014	10.98	11.50	10.92	11.36
4493	NASDAQ	CENX	Wed, Feb 12, 2014	11.15	11.34	11.04	11.06
4492	NASDAQ	CENX	Tue, Feb 11, 2014	10.94	11.18	10.89	11.09
4491	NASDAQ	CENX	Mon, Feb 10, 2014	10.88	11.04	10.82	10.87
4490	NASDAQ	CENX	Fri, Feb 7, 2014	10.94	11.04	10.77	10.88
4489	NASDAQ	CENX	Thu, Feb 6, 2014	10.80	10.98	10.73	10.88
4488	NASDAQ	CENX	Wed, Feb 5, 2014	11.11	11.18	10.40	10.78
4487	NASDAQ	CENX	Tue, Feb 4, 2014	11.56	11.77	11.50	11.64
4486	NASDAQ	CENX	Mon, Feb 3, 2014	11.65	11.77	11.39	11.50
4485	NASDAQ	CENX	Fri, Jan 31, 2014	11.75	11.95	11.37	11.67
4484	NASDAQ	CENX	Thu, Jan 30, 2014	12.00	12.20	11.89	12.03
4483	NASDAQ	CENX	Wed, Jan 29, 2014	11.90	12.18	11.82	11.91
4482	NASDAQ	CENX	Tue, Jan 28, 2014	11.76	12.10	11.68	12.03
4481	NASDAQ	CENX	Mon, Jan 27, 2014	11.58	12.12	11.48	11.62
4480	NASDAQ	CENX	Fri, Jan 24, 2014	12.18	12.18	11.42	11.50
4479	NASDAQ	CENX	Thu, Jan 23, 2014	12.03	12.43	11.94	12.27
4478	NASDAQ	CENX	Wed, Jan 22, 2014	12.29	12.58	12.03	12.32
4477	NASDAQ	CENX	Tue, Jan 21, 2014	11.71	12.34	11.53	12.24
4476	NASDAQ	CENX	Fri, Jan 17, 2014	10.98	11.42	10.98	11.12
4475	NASDAQ	CENX	Thu, Jan 16, 2014	10.27	11.08	10.14	10.96
4474	NASDAQ	CENX	Wed, Jan 15, 2014	9.89	10.30	9.89	10.28
4473	NASDAQ	CENX	Tue, Jan 14, 2014	9.79	10.02	9.79	9.87
4472	NASDAQ	CENX	Mon, Jan 13, 2014	9.93	10.11	9.72	9.77
4471	NASDAQ	CENX	Fri, Jan 10, 2014	9.94	10.14	9.78	9.96
4470	NASDAQ	CENX	Thu, Jan 9, 2014	9.94	10.07	9.67	10.05
4469	NASDAQ	CENX	Wed, Jan 8, 2014	10.10	10.18	9.94	9.97
4468	NASDAQ	CENX	Tue, Jan 7, 2014	10.34	10.34	10.10	10.12
4467	NASDAQ	CENX	Mon, Jan 6, 2014	10.37	10.40	10.12	10.33
4466	NASDAQ	CENX	Fri, Jan 3, 2014	10.42	10.45	10.27	10.35
4465	NASDAQ	CENX	Thu, Jan 2, 2014	10.38	10.47	10.21	10.39
4464	NASDAQ	CENX	Tue, Dec 31, 2013	10.20	10.49	10.20	10.46
4463	NASDAQ	CENX	Mon, Dec 30, 2013	10.35	10.47	10.19	10.20
4462	NASDAQ	CENX	Fri, Dec 27, 2013	10.04	10.39	9.94	10.39
4461	NASDAQ	CENX	Thu, Dec 26, 2013	10.03	10.18	9.97	9.99
4460	NASDAQ	CENX	Tue, Dec 24, 2013	9.74	10.01	9.72	10.00
4459	NASDAQ	CENX	Mon, Dec 23, 2013	9.55	9.78	9.42	9.71
4458	NASDAQ	CENX	Fri, Dec 20, 2013	9.29	9.54	9.23	9.51
4457	NASDAQ	CENX	Thu, Dec 19, 2013	9.18	9.40	9.18	9.24
4456	NASDAQ	CENX	Wed, Dec 18, 2013	9.24	9.35	9.11	9.22
4455	NASDAQ	CENX	Tue, Dec 17, 2013	8.52	9.27	8.49	9.18
4454	NASDAQ	CENX	Mon, Dec 16, 2013	9.17	9.30	9.02	9.29
4453	NASDAQ	CENX	Fri, Dec 13, 2013	9.10	9.17	8.98	9.15
4452	NASDAQ	CENX	Thu, Dec 12, 2013	8.90	9.11	8.81	9.04
4451	NASDAQ	CENX	Wed, Dec 11, 2013	8.93	8.99	8.84	8.92
4450	NASDAQ	CENX	Tue, Dec 10, 2013	8.90	9.00	8.78	8.95
4449	NASDAQ	CENX	Mon, Dec 9, 2013	8.76	8.96	8.66	8.93
4448	NASDAQ	CENX	Fri, Dec 6, 2013	9.00	9.00	8.74	8.76
4447	NASDAQ	CENX	Thu, Dec 5, 2013	8.71	8.90	8.71	8.86
4446	NASDAQ	CENX	Wed, Dec 4, 2013	8.73	8.96	8.61	8.75
4445	NASDAQ	CENX	Tue, Dec 3, 2013	8.86	8.94	8.75	8.80
4444	NASDAQ	CENX	Mon, Dec 2, 2013	8.96	9.04	8.78	8.92
4443	NASDAQ	CENX	Fri, Nov 29, 2013	9.00	9.14	8.97	9.00
4442	NASDAQ	CENX	Wed, Nov 27, 2013	8.91	9.18	8.88	8.96
4441	NASDAQ	CENX	Tue, Nov 26, 2013	8.93	8.93	8.80	8.89
4440	NASDAQ	CENX	Mon, Nov 25, 2013	8.79	9.02	8.76	8.96
4439	NASDAQ	CENX	Fri, Nov 22, 2013	8.80	8.86	8.65	8.80
4438	NASDAQ	CENX	Thu, Nov 21, 2013	8.63	8.85	8.51	8.78
4437	NASDAQ	CENX	Wed, Nov 20, 2013	8.69	8.78	8.56	8.58
4436	NASDAQ	CENX	Tue, Nov 19, 2013	8.58	8.97	8.55	8.66
4435	NASDAQ	CENX	Mon, Nov 18, 2013	8.71	8.76	8.53	8.61
4434	NASDAQ	CENX	Fri, Nov 15, 2013	8.64	8.80	8.60	8.64
4433	NASDAQ	CENX	Thu, Nov 14, 2013	8.41	8.67	8.39	8.60
4432	NASDAQ	CENX	Wed, Nov 13, 2013	8.46	8.67	8.37	8.58
4431	NASDAQ	CENX	Tue, Nov 12, 2013	8.72	8.73	8.36	8.54
4430	NASDAQ	CENX	Mon, Nov 11, 2013	8.83	8.99	8.69	8.78
4429	NASDAQ	CENX	Fri, Nov 8, 2013	8.55	9.00	8.55	8.86
4428	NASDAQ	CENX	Thu, Nov 7, 2013	9.33	9.37	8.46	8.54
4427	NASDAQ	CENX	Wed, Nov 6, 2013	9.47	9.53	9.28	9.29
4426	NASDAQ	CENX	Tue, Nov 5, 2013	9.27	9.48	8.28	9.38
4425	NASDAQ	CENX	Mon, Nov 4, 2013	8.87	9.26	8.87	9.26
4424	NASDAQ	CENX	Fri, Nov 1, 2013	8.67	8.88	8.60	8.78
4423	NASDAQ	CENX	Thu, Oct 31, 2013	8.98	9.20	8.68	8.68
4422	NASDAQ	CENX	Wed, Oct 30, 2013	9.26	9.32	8.91	8.97
4421	NASDAQ	CENX	Tue, Oct 29, 2013	9.45	9.48	9.10	9.24
4420	NASDAQ	CENX	Mon, Oct 28, 2013	9.02	9.41	8.95	9.39
4419	NASDAQ	CENX	Fri, Oct 25, 2013	9.11	9.17	8.95	9.06
4418	NASDAQ	CENX	Thu, Oct 24, 2013	9.11	9.26	9.00	9.08
4417	NASDAQ	CENX	Wed, Oct 23, 2013	9.78	9.88	8.93	9.07
4416	NASDAQ	CENX	Tue, Oct 22, 2013	8.49	9.89	8.41	9.89
4415	NASDAQ	CENX	Mon, Oct 21, 2013	8.52	8.61	8.36	8.41
4414	NASDAQ	CENX	Fri, Oct 18, 2013	8.45	8.63	8.45	8.50
4413	NASDAQ	CENX	Thu, Oct 17, 2013	8.41	8.60	8.35	8.39
4412	NASDAQ	CENX	Wed, Oct 16, 2013	8.55	8.60	8.38	8.43
4411	NASDAQ	CENX	Tue, Oct 15, 2013	8.61	8.75	8.46	8.50
4410	NASDAQ	CENX	Mon, Oct 14, 2013	8.18	8.74	8.18	8.66
4409	NASDAQ	CENX	Fri, Oct 11, 2013	8.34	8.50	8.29	8.43
4408	NASDAQ	CENX	Thu, Oct 10, 2013	8.37	8.50	8.20	8.36
4407	NASDAQ	CENX	Wed, Oct 9, 2013	7.95	8.23	7.92	8.20
4406	NASDAQ	CENX	Tue, Oct 8, 2013	7.86	8.03	7.80	7.89
4405	NASDAQ	CENX	Mon, Oct 7, 2013	7.99	8.12	7.83	7.95
4404	NASDAQ	CENX	Fri, Oct 4, 2013	8.10	8.20	8.04	8.11
4403	NASDAQ	CENX	Thu, Oct 3, 2013	8.11	8.14	7.97	8.09
4402	NASDAQ	CENX	Wed, Oct 2, 2013	8.04	8.20	8.00	8.10
4401	NASDAQ	CENX	Tue, Oct 1, 2013	8.05	8.30	7.94	8.12
4400	NASDAQ	CENX	Mon, Sep 30, 2013	8.12	8.22	8.02	8.03
4399	NASDAQ	CENX	Fri, Sep 27, 2013	8.44	8.45	8.21	8.26
4398	NASDAQ	CENX	Thu, Sep 26, 2013	8.39	8.54	8.38	8.53
4397	NASDAQ	CENX	Wed, Sep 25, 2013	8.46	8.63	8.33	8.34
4396	NASDAQ	CENX	Tue, Sep 24, 2013	8.37	8.56	8.32	8.42
4395	NASDAQ	CENX	Mon, Sep 23, 2013	8.34	8.59	8.34	8.39
4394	NASDAQ	CENX	Fri, Sep 20, 2013	8.69	8.69	8.25	8.34
4393	NASDAQ	CENX	Thu, Sep 19, 2013	8.65	8.85	8.59	8.70
4392	NASDAQ	CENX	Wed, Sep 18, 2013	8.21	8.70	8.20	8.64
4391	NASDAQ	CENX	Tue, Sep 17, 2013	8.19	8.40	8.17	8.24
4390	NASDAQ	CENX	Mon, Sep 16, 2013	8.26	8.38	8.15	8.22
4389	NASDAQ	CENX	Fri, Sep 13, 2013	8.31	8.39	8.13	8.17
4388	NASDAQ	CENX	Thu, Sep 12, 2013	8.74	8.85	8.23	8.31
4387	NASDAQ	CENX	Wed, Sep 11, 2013	8.67	8.90	8.60	8.88
4386	NASDAQ	CENX	Tue, Sep 10, 2013	8.48	8.71	8.45	8.67
4385	NASDAQ	CENX	Mon, Sep 9, 2013	8.17	8.44	8.15	8.40
4384	NASDAQ	CENX	Fri, Sep 6, 2013	8.09	8.17	7.94	8.13
4383	NASDAQ	CENX	Thu, Sep 5, 2013	7.79	8.09	7.76	7.98
4382	NASDAQ	CENX	Wed, Sep 4, 2013	7.91	7.92	7.65	7.81
4381	NASDAQ	CENX	Tue, Sep 3, 2013	7.99	8.15	7.76	7.91
4380	NASDAQ	CENX	Fri, Aug 30, 2013	7.96	8.07	7.75	7.81
4379	NASDAQ	CENX	Thu, Aug 29, 2013	8.12	8.17	7.93	7.99
4378	NASDAQ	CENX	Wed, Aug 28, 2013	8.06	8.29	8.05	8.13
4377	NASDAQ	CENX	Tue, Aug 27, 2013	8.29	8.37	7.93	8.07
4376	NASDAQ	CENX	Mon, Aug 26, 2013	8.48	8.60	8.36	8.44
4375	NASDAQ	CENX	Fri, Aug 23, 2013	8.30	8.46	8.22	8.46
4374	NASDAQ	CENX	Thu, Aug 22, 2013	8.03	8.46	8.03	8.28
4373	NASDAQ	CENX	Wed, Aug 21, 2013	8.20	8.25	7.95	7.96
4372	NASDAQ	CENX	Tue, Aug 20, 2013	8.33	8.41	8.18	8.26
4371	NASDAQ	CENX	Mon, Aug 19, 2013	8.69	8.70	8.28	8.34
4370	NASDAQ	CENX	Fri, Aug 16, 2013	8.82	8.89	8.61	8.76
4369	NASDAQ	CENX	Thu, Aug 15, 2013	8.53	8.85	8.40	8.82
4368	NASDAQ	CENX	Wed, Aug 14, 2013	8.66	8.89	8.62	8.66
4367	NASDAQ	CENX	Tue, Aug 13, 2013	8.70	8.75	8.61	8.67
4366	NASDAQ	CENX	Mon, Aug 12, 2013	8.51	8.96	8.37	8.70
4365	NASDAQ	CENX	Fri, Aug 9, 2013	8.17	8.76	8.17	8.61
4364	NASDAQ	CENX	Thu, Aug 8, 2013	7.80	8.25	7.80	8.16
4363	NASDAQ	CENX	Wed, Aug 7, 2013	8.00	8.05	7.75	7.76
4362	NASDAQ	CENX	Tue, Aug 6, 2013	8.24	8.39	7.99	8.05
4361	NASDAQ	CENX	Mon, Aug 5, 2013	8.33	8.40	8.22	8.31
4360	NASDAQ	CENX	Fri, Aug 2, 2013	8.39	8.51	8.27	8.38
4359	NASDAQ	CENX	Thu, Aug 1, 2013	8.42	8.67	8.33	8.44
4358	NASDAQ	CENX	Wed, Jul 31, 2013	9.61	9.66	8.18	8.40
4357	NASDAQ	CENX	Tue, Jul 30, 2013	9.86	9.91	9.52	9.85
4356	NASDAQ	CENX	Mon, Jul 29, 2013	10.26	10.26	9.85	9.86
4355	NASDAQ	CENX	Fri, Jul 26, 2013	10.17	10.40	10.15	10.30
4354	NASDAQ	CENX	Thu, Jul 25, 2013	10.15	10.43	10.10	10.36
4353	NASDAQ	CENX	Wed, Jul 24, 2013	10.40	10.40	10.07	10.23
4352	NASDAQ	CENX	Tue, Jul 23, 2013	10.35	10.53	10.26	10.40
4351	NASDAQ	CENX	Mon, Jul 22, 2013	10.11	10.32	10.10	10.25
4350	NASDAQ	CENX	Fri, Jul 19, 2013	10.13	10.20	10.04	10.14
4349	NASDAQ	CENX	Thu, Jul 18, 2013	10.17	10.32	10.12	10.15
4348	NASDAQ	CENX	Wed, Jul 17, 2013	10.19	10.29	10.07	10.13
4347	NASDAQ	CENX	Tue, Jul 16, 2013	9.99	10.27	9.99	10.13
4346	NASDAQ	CENX	Mon, Jul 15, 2013	9.90	10.14	9.87	9.92
4345	NASDAQ	CENX	Fri, Jul 12, 2013	10.18	10.26	9.88	9.91
4344	NASDAQ	CENX	Thu, Jul 11, 2013	10.08	10.34	10.00	10.26
4343	NASDAQ	CENX	Wed, Jul 10, 2013	9.71	9.99	9.70	9.85
4342	NASDAQ	CENX	Tue, Jul 9, 2013	9.53	9.88	9.50	9.72
4341	NASDAQ	CENX	Mon, Jul 8, 2013	9.08	9.48	9.06	9.40
4340	NASDAQ	CENX	Fri, Jul 5, 2013	9.27	9.27	8.85	9.05
4339	NASDAQ	CENX	Wed, Jul 3, 2013	9.26	9.33	9.02	9.13
4338	NASDAQ	CENX	Tue, Jul 2, 2013	9.50	9.56	9.08	9.46
4337	NASDAQ	CENX	Mon, Jul 1, 2013	9.36	9.71	9.26	9.55
4336	NASDAQ	CENX	Fri, Jun 28, 2013	9.36	9.48	9.27	9.28
4335	NASDAQ	CENX	Thu, Jun 27, 2013	9.25	9.50	9.21	9.46
4334	NASDAQ	CENX	Wed, Jun 26, 2013	9.26	9.43	8.98	9.25
4333	NASDAQ	CENX	Tue, Jun 25, 2013	9.04	9.28	9.00	9.20
4332	NASDAQ	CENX	Mon, Jun 24, 2013	8.89	9.04	8.63	8.95
4331	NASDAQ	CENX	Fri, Jun 21, 2013	9.34	9.35	9.04	9.05
4330	NASDAQ	CENX	Thu, Jun 20, 2013	9.49	9.49	9.01	9.21
4329	NASDAQ	CENX	Wed, Jun 19, 2013	9.68	9.92	9.61	9.65
4328	NASDAQ	CENX	Tue, Jun 18, 2013	10.03	10.31	10.00	10.06
4327	NASDAQ	CENX	Mon, Jun 17, 2013	10.00	10.10	9.91	10.05
4326	NASDAQ	CENX	Fri, Jun 14, 2013	9.85	9.91	9.51	9.62
4325	NASDAQ	CENX	Thu, Jun 13, 2013	9.57	9.84	9.49	9.77
4324	NASDAQ	CENX	Wed, Jun 12, 2013	9.89	10.05	9.50	9.59
4323	NASDAQ	CENX	Tue, Jun 11, 2013	10.00	10.11	9.56	9.80
4322	NASDAQ	CENX	Mon, Jun 10, 2013	9.98	10.23	9.82	10.20
4321	NASDAQ	CENX	Fri, Jun 7, 2013	9.91	10.05	9.64	10.03
4320	NASDAQ	CENX	Thu, Jun 6, 2013	9.83	10.04	9.74	9.89
4319	NASDAQ	CENX	Wed, Jun 5, 2013	10.00	10.08	9.79	9.93
4318	NASDAQ	CENX	Tue, Jun 4, 2013	10.18	10.35	9.96	10.05
4317	NASDAQ	CENX	Mon, Jun 3, 2013	10.00	10.29	9.86	10.24
4316	NASDAQ	CENX	Fri, May 31, 2013	10.14	10.37	9.90	9.91
4315	NASDAQ	CENX	Thu, May 30, 2013	10.58	10.59	10.17	10.28
4314	NASDAQ	CENX	Wed, May 29, 2013	10.24	10.59	9.98	10.56
4313	NASDAQ	CENX	Tue, May 28, 2013	10.02	10.33	9.99	10.29
4312	NASDAQ	CENX	Fri, May 24, 2013	9.99	10.10	9.82	9.86
4311	NASDAQ	CENX	Thu, May 23, 2013	9.62	10.22	9.41	10.10
4310	NASDAQ	CENX	Wed, May 22, 2013	9.99	10.60	9.91	10.18
4309	NASDAQ	CENX	Tue, May 21, 2013	9.12	10.08	9.00	10.01
4308	NASDAQ	CENX	Mon, May 20, 2013	8.70	9.14	8.64	9.13
4307	NASDAQ	CENX	Fri, May 17, 2013	8.60	8.80	8.51	8.75
4306	NASDAQ	CENX	Thu, May 16, 2013	8.51	8.82	8.41	8.53
4305	NASDAQ	CENX	Wed, May 15, 2013	8.54	8.67	8.46	8.58
4304	NASDAQ	CENX	Tue, May 14, 2013	8.65	8.80	8.56	8.63
4303	NASDAQ	CENX	Mon, May 13, 2013	8.89	8.92	8.70	8.71
4302	NASDAQ	CENX	Fri, May 10, 2013	8.93	8.99	8.70	8.94
4301	NASDAQ	CENX	Thu, May 9, 2013	8.81	9.08	8.70	8.90
4300	NASDAQ	CENX	Wed, May 8, 2013	8.60	8.98	8.57	8.90
4299	NASDAQ	CENX	Tue, May 7, 2013	8.67	8.75	8.51	8.67
4298	NASDAQ	CENX	Mon, May 6, 2013	8.64	8.66	8.44	8.63
4297	NASDAQ	CENX	Fri, May 3, 2013	8.23	8.69	8.23	8.64
4296	NASDAQ	CENX	Thu, May 2, 2013	8.08	8.18	7.95	8.08
4295	NASDAQ	CENX	Wed, May 1, 2013	8.23	8.23	7.87	8.04
4294	NASDAQ	CENX	Tue, Apr 30, 2013	7.80	8.19	7.60	8.16
4293	NASDAQ	CENX	Mon, Apr 29, 2013	6.80	7.78	6.78	7.56
4292	NASDAQ	CENX	Fri, Apr 26, 2013	6.84	7.12	6.50	6.74
4291	NASDAQ	CENX	Thu, Apr 25, 2013	7.13	7.15	6.69	6.85
4290	NASDAQ	CENX	Wed, Apr 24, 2013	6.56	6.99	6.55	6.96
4289	NASDAQ	CENX	Tue, Apr 23, 2013	6.57	6.60	6.40	6.53
4288	NASDAQ	CENX	Mon, Apr 22, 2013	6.60	6.70	6.35	6.51
4287	NASDAQ	CENX	Fri, Apr 19, 2013	6.51	6.59	6.40	6.57
4286	NASDAQ	CENX	Thu, Apr 18, 2013	6.53	6.66	6.26	6.44
4285	NASDAQ	CENX	Wed, Apr 17, 2013	6.59	6.65	6.35	6.50
4284	NASDAQ	CENX	Tue, Apr 16, 2013	6.74	7.00	6.68	6.70
4283	NASDAQ	CENX	Mon, Apr 15, 2013	7.00	7.00	6.43	6.61
4282	NASDAQ	CENX	Fri, Apr 12, 2013	7.38	7.43	7.05	7.13
4281	NASDAQ	CENX	Thu, Apr 11, 2013	7.56	7.70	7.42	7.44
4280	NASDAQ	CENX	Wed, Apr 10, 2013	7.53	7.63	7.43	7.61
4279	NASDAQ	CENX	Tue, Apr 9, 2013	7.28	7.65	7.28	7.54
4278	NASDAQ	CENX	Mon, Apr 8, 2013	7.26	7.32	7.12	7.28
4277	NASDAQ	CENX	Fri, Apr 5, 2013	7.02	7.26	7.02	7.23
4276	NASDAQ	CENX	Thu, Apr 4, 2013	7.08	7.49	7.05	7.18
4275	NASDAQ	CENX	Wed, Apr 3, 2013	7.28	7.28	6.94	7.10
4274	NASDAQ	CENX	Tue, Apr 2, 2013	7.56	7.56	7.22	7.28
4273	NASDAQ	CENX	Mon, Apr 1, 2013	7.69	7.77	7.34	7.51
4272	NASDAQ	CENX	Thu, Mar 28, 2013	7.87	7.90	7.72	7.74
4271	NASDAQ	CENX	Wed, Mar 27, 2013	7.84	7.91	7.68	7.89
4270	NASDAQ	CENX	Tue, Mar 26, 2013	7.98	8.07	7.82	7.97
4269	NASDAQ	CENX	Mon, Mar 25, 2013	8.13	8.15	7.90	7.97
4268	NASDAQ	CENX	Fri, Mar 22, 2013	8.12	8.20	7.98	8.04
4267	NASDAQ	CENX	Thu, Mar 21, 2013	8.14	8.26	8.04	8.08
4266	NASDAQ	CENX	Wed, Mar 20, 2013	8.27	8.27	8.10	8.21
4265	NASDAQ	CENX	Tue, Mar 19, 2013	8.29	8.30	8.00	8.17
4264	NASDAQ	CENX	Mon, Mar 18, 2013	8.22	8.49	8.18	8.29
4263	NASDAQ	CENX	Fri, Mar 15, 2013	8.21	8.48	8.21	8.39
4262	NASDAQ	CENX	Thu, Mar 14, 2013	8.24	8.27	8.13	8.25
4261	NASDAQ	CENX	Wed, Mar 13, 2013	8.30	8.36	8.13	8.19
4260	NASDAQ	CENX	Tue, Mar 12, 2013	8.40	8.56	8.26	8.34
4259	NASDAQ	CENX	Mon, Mar 11, 2013	8.48	8.49	8.09	8.43
4258	NASDAQ	CENX	Fri, Mar 8, 2013	8.39	8.60	8.30	8.48
4257	NASDAQ	CENX	Thu, Mar 7, 2013	8.26	8.36	8.18	8.31
4256	NASDAQ	CENX	Wed, Mar 6, 2013	8.04	8.32	7.96	8.25
4255	NASDAQ	CENX	Tue, Mar 5, 2013	7.91	8.15	7.91	8.01
4254	NASDAQ	CENX	Mon, Mar 4, 2013	7.93	7.99	7.77	7.83
4253	NASDAQ	CENX	Fri, Mar 1, 2013	8.00	8.06	7.86	8.01
4252	NASDAQ	CENX	Thu, Feb 28, 2013	8.16	8.20	8.00	8.10
4251	NASDAQ	CENX	Wed, Feb 27, 2013	8.16	8.30	8.11	8.16
4250	NASDAQ	CENX	Tue, Feb 26, 2013	8.17	8.26	8.05	8.20
4249	NASDAQ	CENX	Mon, Feb 25, 2013	8.25	8.44	8.06	8.10
4248	NASDAQ	CENX	Fri, Feb 22, 2013	8.85	8.91	8.04	8.22
4247	NASDAQ	CENX	Thu, Feb 21, 2013	8.60	8.83	8.46	8.83
4246	NASDAQ	CENX	Wed, Feb 20, 2013	9.14	9.19	8.60	8.64
4245	NASDAQ	CENX	Tue, Feb 19, 2013	9.38	9.49	9.12	9.15
4244	NASDAQ	CENX	Fri, Feb 15, 2013	9.56	9.64	9.28	9.37
4243	NASDAQ	CENX	Thu, Feb 14, 2013	9.14	9.55	9.12	9.50
4242	NASDAQ	CENX	Wed, Feb 13, 2013	9.20	9.33	9.02	9.20
4241	NASDAQ	CENX	Tue, Feb 12, 2013	8.95	9.21	8.90	9.14
4240	NASDAQ	CENX	Mon, Feb 11, 2013	8.93	9.02	8.80	8.96
4239	NASDAQ	CENX	Fri, Feb 8, 2013	8.92	9.09	8.86	8.95
4238	NASDAQ	CENX	Thu, Feb 7, 2013	8.96	9.05	8.71	8.91
4237	NASDAQ	CENX	Wed, Feb 6, 2013	8.65	8.95	8.60	8.94
4236	NASDAQ	CENX	Tue, Feb 5, 2013	8.70	8.78	8.64	8.68
4235	NASDAQ	CENX	Mon, Feb 4, 2013	8.74	8.83	8.54	8.62
4234	NASDAQ	CENX	Fri, Feb 1, 2013	8.71	8.88	8.59	8.85
4233	NASDAQ	CENX	Thu, Jan 31, 2013	8.50	8.62	8.31	8.60
4232	NASDAQ	CENX	Wed, Jan 30, 2013	8.58	8.74	8.38	8.45
4231	NASDAQ	CENX	Tue, Jan 29, 2013	8.41	8.58	8.40	8.55
4230	NASDAQ	CENX	Mon, Jan 28, 2013	8.58	8.59	8.30	8.50
4229	NASDAQ	CENX	Fri, Jan 25, 2013	8.96	8.97	8.70	8.86
4228	NASDAQ	CENX	Thu, Jan 24, 2013	8.85	9.03	8.75	8.87
4227	NASDAQ	CENX	Wed, Jan 23, 2013	8.96	8.98	8.78	8.86
4226	NASDAQ	CENX	Tue, Jan 22, 2013	8.83	8.98	8.69	8.95
4225	NASDAQ	CENX	Fri, Jan 18, 2013	8.96	8.98	8.70	8.84
4224	NASDAQ	CENX	Thu, Jan 17, 2013	8.76	8.96	8.65	8.95
4223	NASDAQ	CENX	Wed, Jan 16, 2013	8.74	8.79	8.54	8.71
4222	NASDAQ	CENX	Tue, Jan 15, 2013	8.79	8.85	8.70	8.80
4221	NASDAQ	CENX	Mon, Jan 14, 2013	8.64	8.89	8.63	8.80
4220	NASDAQ	CENX	Fri, Jan 11, 2013	9.29	9.32	8.56	8.62
4219	NASDAQ	CENX	Thu, Jan 10, 2013	9.48	9.61	9.43	9.52
4218	NASDAQ	CENX	Wed, Jan 9, 2013	9.54	9.59	9.24	9.38
4217	NASDAQ	CENX	Tue, Jan 8, 2013	9.55	9.65	9.33	9.40
4216	NASDAQ	CENX	Mon, Jan 7, 2013	9.47	9.70	9.40	9.65
4215	NASDAQ	CENX	Fri, Jan 4, 2013	9.18	9.66	9.16	9.59
4214	NASDAQ	CENX	Thu, Jan 3, 2013	9.48	9.60	9.06	9.15
4213	NASDAQ	CENX	Wed, Jan 2, 2013	9.12	9.60	9.10	9.52
4212	NASDAQ	CENX	Mon, Dec 31, 2012	8.18	8.77	8.18	8.76
4211	NASDAQ	CENX	Fri, Dec 28, 2012	8.28	8.29	8.12	8.19
4210	NASDAQ	CENX	Thu, Dec 27, 2012	8.48	8.52	8.15	8.34
4209	NASDAQ	CENX	Wed, Dec 26, 2012	8.35	8.57	8.35	8.48
4208	NASDAQ	CENX	Mon, Dec 24, 2012	8.29	8.35	8.19	8.31
4207	NASDAQ	CENX	Fri, Dec 21, 2012	8.21	8.33	8.07	8.30
4206	NASDAQ	CENX	Thu, Dec 20, 2012	8.63	8.67	8.46	8.53
4205	NASDAQ	CENX	Wed, Dec 19, 2012	8.67	8.84	8.59	8.63
4204	NASDAQ	CENX	Tue, Dec 18, 2012	8.40	8.72	8.35	8.68
4203	NASDAQ	CENX	Mon, Dec 17, 2012	8.49	8.59	8.31	8.39
4202	NASDAQ	CENX	Fri, Dec 14, 2012	8.19	8.62	8.19	8.46
4201	NASDAQ	CENX	Thu, Dec 13, 2012	8.32	8.45	8.18	8.22
4200	NASDAQ	CENX	Wed, Dec 12, 2012	8.25	8.50	8.18	8.33
4199	NASDAQ	CENX	Tue, Dec 11, 2012	8.11	8.25	8.04	8.23
4198	NASDAQ	CENX	Mon, Dec 10, 2012	8.20	8.23	7.96	8.04
4197	NASDAQ	CENX	Fri, Dec 7, 2012	8.15	8.20	7.99	8.08
4196	NASDAQ	CENX	Thu, Dec 6, 2012	8.09	8.16	8.00	8.11
4195	NASDAQ	CENX	Wed, Dec 5, 2012	7.98	8.15	7.81	8.09
4194	NASDAQ	CENX	Tue, Dec 4, 2012	7.77	8.08	7.77	7.92
4193	NASDAQ	CENX	Mon, Dec 3, 2012	7.85	7.88	7.61	7.79
4192	NASDAQ	CENX	Fri, Nov 30, 2012	7.78	7.90	7.71	7.77
4191	NASDAQ	CENX	Thu, Nov 29, 2012	7.76	7.88	7.64	7.78
4190	NASDAQ	CENX	Wed, Nov 28, 2012	7.25	7.64	7.18	7.63
4189	NASDAQ	CENX	Tue, Nov 27, 2012	7.21	7.41	7.15	7.31
4188	NASDAQ	CENX	Mon, Nov 26, 2012	7.29	7.34	7.15	7.23
4187	NASDAQ	CENX	Fri, Nov 23, 2012	7.39	7.44	7.26	7.36
4186	NASDAQ	CENX	Wed, Nov 21, 2012	7.25	7.37	7.22	7.29
4185	NASDAQ	CENX	Tue, Nov 20, 2012	7.36	7.49	7.25	7.34
4184	NASDAQ	CENX	Mon, Nov 19, 2012	7.06	7.39	6.99	7.39
4183	NASDAQ	CENX	Fri, Nov 16, 2012	6.93	6.96	6.63	6.86
4182	NASDAQ	CENX	Thu, Nov 15, 2012	7.06	7.22	6.87	6.92
4181	NASDAQ	CENX	Wed, Nov 14, 2012	7.24	7.28	7.03	7.07
4180	NASDAQ	CENX	Tue, Nov 13, 2012	7.18	7.34	7.09	7.20
4179	NASDAQ	CENX	Mon, Nov 12, 2012	7.63	7.63	7.24	7.25
4178	NASDAQ	CENX	Fri, Nov 9, 2012	7.31	7.61	7.21	7.31
4177	NASDAQ	CENX	Thu, Nov 8, 2012	7.45	7.53	7.26	7.38
4176	NASDAQ	CENX	Wed, Nov 7, 2012	7.87	7.89	7.40	7.45
4175	NASDAQ	CENX	Tue, Nov 6, 2012	7.87	8.20	7.86	8.05
4174	NASDAQ	CENX	Mon, Nov 5, 2012	7.94	8.18	7.76	7.80
4173	NASDAQ	CENX	Fri, Nov 2, 2012	7.75	8.12	7.65	7.94
4172	NASDAQ	CENX	Thu, Nov 1, 2012	7.21	7.64	7.20	7.60
4171	NASDAQ	CENX	Wed, Oct 31, 2012	7.30	7.48	7.12	7.12
4170	NASDAQ	CENX	Fri, Oct 26, 2012	7.41	7.58	7.23	7.34
4169	NASDAQ	CENX	Thu, Oct 25, 2012	7.37	7.47	7.23	7.41
4168	NASDAQ	CENX	Wed, Oct 24, 2012	7.42	7.49	7.19	7.25
4167	NASDAQ	CENX	Tue, Oct 23, 2012	7.58	7.59	7.29	7.34
4166	NASDAQ	CENX	Mon, Oct 22, 2012	7.55	7.80	7.50	7.74
4165	NASDAQ	CENX	Fri, Oct 19, 2012	7.80	7.87	7.51	7.60
4164	NASDAQ	CENX	Thu, Oct 18, 2012	7.68	8.00	7.58	7.89
4163	NASDAQ	CENX	Wed, Oct 17, 2012	7.46	7.78	7.35	7.73
4162	NASDAQ	CENX	Tue, Oct 16, 2012	7.25	7.45	7.24	7.43
4161	NASDAQ	CENX	Mon, Oct 15, 2012	7.09	7.24	6.95	7.21
4160	NASDAQ	CENX	Fri, Oct 12, 2012	7.25	7.32	7.03	7.09
4159	NASDAQ	CENX	Thu, Oct 11, 2012	7.23	7.40	7.20	7.26
4158	NASDAQ	CENX	Wed, Oct 10, 2012	7.33	7.39	7.11	7.16
4157	NASDAQ	CENX	Tue, Oct 9, 2012	7.16	7.46	7.12	7.34
4156	NASDAQ	CENX	Mon, Oct 8, 2012	7.19	7.34	7.15	7.20
4155	NASDAQ	CENX	Fri, Oct 5, 2012	7.40	7.65	7.26	7.32
4154	NASDAQ	CENX	Thu, Oct 4, 2012	7.19	7.48	7.11	7.39
4153	NASDAQ	CENX	Wed, Oct 3, 2012	7.20	7.29	7.04	7.12
4152	NASDAQ	CENX	Tue, Oct 2, 2012	7.45	7.53	7.13	7.19
4151	NASDAQ	CENX	Mon, Oct 1, 2012	7.25	7.64	7.25	7.38
4150	NASDAQ	CENX	Fri, Sep 28, 2012	7.32	7.32	7.03	7.16
4149	NASDAQ	CENX	Thu, Sep 27, 2012	7.37	7.48	7.24	7.38
4148	NASDAQ	CENX	Wed, Sep 26, 2012	7.24	7.41	7.03	7.28
4147	NASDAQ	CENX	Tue, Sep 25, 2012	7.65	7.74	7.27	7.28
4146	NASDAQ	CENX	Mon, Sep 24, 2012	7.38	7.71	7.27	7.57
4145	NASDAQ	CENX	Fri, Sep 21, 2012	7.84	7.90	7.51	7.52
4144	NASDAQ	CENX	Thu, Sep 20, 2012	7.92	7.93	7.58	7.73
4143	NASDAQ	CENX	Wed, Sep 19, 2012	8.25	8.28	7.96	8.05
4142	NASDAQ	CENX	Tue, Sep 18, 2012	8.05	8.29	7.90	8.21
4141	NASDAQ	CENX	Mon, Sep 17, 2012	8.30	8.41	8.02	8.11
4140	NASDAQ	CENX	Fri, Sep 14, 2012	8.09	8.50	8.05	8.41
4139	NASDAQ	CENX	Thu, Sep 13, 2012	7.63	8.14	7.51	7.95
4138	NASDAQ	CENX	Wed, Sep 12, 2012	7.63	7.80	7.37	7.63
4137	NASDAQ	CENX	Tue, Sep 11, 2012	7.51	7.72	7.51	7.61
4136	NASDAQ	CENX	Mon, Sep 10, 2012	7.02	7.65	6.97	7.49
4135	NASDAQ	CENX	Fri, Sep 7, 2012	6.58	7.05	6.55	6.99
4134	NASDAQ	CENX	Thu, Sep 6, 2012	6.21	6.66	6.19	6.52
4133	NASDAQ	CENX	Wed, Sep 5, 2012	6.10	6.19	6.04	6.14
4132	NASDAQ	CENX	Tue, Sep 4, 2012	6.25	6.29	6.02	6.12
4131	NASDAQ	CENX	Fri, Aug 31, 2012	6.25	6.32	6.09	6.23
4130	NASDAQ	CENX	Thu, Aug 30, 2012	6.20	6.24	6.10	6.15
4129	NASDAQ	CENX	Wed, Aug 29, 2012	6.19	6.28	6.07	6.25
4128	NASDAQ	CENX	Tue, Aug 28, 2012	6.20	6.30	6.16	6.18
4127	NASDAQ	CENX	Mon, Aug 27, 2012	6.54	6.55	6.20	6.22
4126	NASDAQ	CENX	Fri, Aug 24, 2012	6.68	6.68	6.44	6.50
4125	NASDAQ	CENX	Thu, Aug 23, 2012	6.78	6.78	6.63	6.74
4124	NASDAQ	CENX	Wed, Aug 22, 2012	6.75	6.84	6.65	6.80
4123	NASDAQ	CENX	Tue, Aug 21, 2012	6.63	7.17	6.63	6.80
4122	NASDAQ	CENX	Mon, Aug 20, 2012	6.45	6.65	6.35	6.61
4121	NASDAQ	CENX	Fri, Aug 17, 2012	6.37	6.57	6.35	6.49
4120	NASDAQ	CENX	Thu, Aug 16, 2012	6.14	6.47	6.11	6.35
4119	NASDAQ	CENX	Wed, Aug 15, 2012	6.10	6.17	6.04	6.16
4118	NASDAQ	CENX	Tue, Aug 14, 2012	6.35	6.44	6.12	6.18
4117	NASDAQ	CENX	Mon, Aug 13, 2012	6.51	6.57	6.26	6.34
4116	NASDAQ	CENX	Fri, Aug 10, 2012	6.57	6.57	6.33	6.51
4115	NASDAQ	CENX	Thu, Aug 9, 2012	6.38	6.65	6.34	6.59
4114	NASDAQ	CENX	Wed, Aug 8, 2012	6.47	6.68	6.33	6.37
4113	NASDAQ	CENX	Tue, Aug 7, 2012	6.50	6.68	6.39	6.53
4112	NASDAQ	CENX	Mon, Aug 6, 2012	6.13	6.48	6.11	6.45
4111	NASDAQ	CENX	Fri, Aug 3, 2012	6.03	6.29	5.94	6.11
4110	NASDAQ	CENX	Thu, Aug 2, 2012	5.96	6.19	5.75	5.87
4109	NASDAQ	CENX	Wed, Aug 1, 2012	6.16	6.25	5.99	6.00
4108	NASDAQ	CENX	Tue, Jul 31, 2012	6.12	6.31	6.06	6.11
4107	NASDAQ	CENX	Mon, Jul 30, 2012	6.13	6.22	6.02	6.13
4106	NASDAQ	CENX	Fri, Jul 27, 2012	5.68	6.20	5.52	6.10
4105	NASDAQ	CENX	Thu, Jul 26, 2012	5.77	5.79	5.55	5.60
4104	NASDAQ	CENX	Wed, Jul 25, 2012	5.93	6.09	5.62	5.63
4103	NASDAQ	CENX	Tue, Jul 24, 2012	6.15	6.23	5.85	5.93
4102	NASDAQ	CENX	Mon, Jul 23, 2012	6.09	6.15	5.90	6.10
4101	NASDAQ	CENX	Fri, Jul 20, 2012	6.41	6.43	6.19	6.23
4100	NASDAQ	CENX	Thu, Jul 19, 2012	6.41	6.58	6.36	6.50
4099	NASDAQ	CENX	Wed, Jul 18, 2012	6.38	6.47	6.28	6.38
4098	NASDAQ	CENX	Tue, Jul 17, 2012	6.41	6.50	6.25	6.43
4097	NASDAQ	CENX	Mon, Jul 16, 2012	6.50	6.50	6.35	6.40
4096	NASDAQ	CENX	Fri, Jul 13, 2012	6.63	6.68	6.39	6.51
4095	NASDAQ	CENX	Thu, Jul 12, 2012	6.44	6.68	6.20	6.56
4094	NASDAQ	CENX	Wed, Jul 11, 2012	6.75	6.90	6.49	6.56
4093	NASDAQ	CENX	Tue, Jul 10, 2012	7.24	7.45	6.80	6.90
4092	NASDAQ	CENX	Mon, Jul 9, 2012	7.32	7.34	7.10	7.13
4091	NASDAQ	CENX	Fri, Jul 6, 2012	7.49	7.52	7.29	7.39
4090	NASDAQ	CENX	Thu, Jul 5, 2012	7.71	7.88	7.56	7.63
4089	NASDAQ	CENX	Tue, Jul 3, 2012	7.41	7.82	7.40	7.72
4088	NASDAQ	CENX	Mon, Jul 2, 2012	7.37	7.41	7.17	7.40
4087	NASDAQ	CENX	Fri, Jun 29, 2012	7.13	7.38	7.09	7.33
4086	NASDAQ	CENX	Thu, Jun 28, 2012	6.78	6.92	6.65	6.91
4085	NASDAQ	CENX	Wed, Jun 27, 2012	6.68	6.95	6.66	6.90
4084	NASDAQ	CENX	Tue, Jun 26, 2012	6.83	6.89	6.63	6.80
4083	NASDAQ	CENX	Mon, Jun 25, 2012	7.05	7.05	6.81	6.83
4082	NASDAQ	CENX	Fri, Jun 22, 2012	7.24	7.29	7.06	7.20
4081	NASDAQ	CENX	Thu, Jun 21, 2012	7.56	7.56	7.07	7.17
4080	NASDAQ	CENX	Wed, Jun 20, 2012	7.50	7.71	7.40	7.59
4079	NASDAQ	CENX	Tue, Jun 19, 2012	7.18	7.57	7.15	7.46
4078	NASDAQ	CENX	Mon, Jun 18, 2012	7.00	7.21	6.97	7.10
4077	NASDAQ	CENX	Fri, Jun 15, 2012	7.10	7.14	6.94	7.08
4076	NASDAQ	CENX	Thu, Jun 14, 2012	6.98	7.12	6.90	7.07
4075	NASDAQ	CENX	Wed, Jun 13, 2012	7.13	7.39	7.05	7.08
4074	NASDAQ	CENX	Tue, Jun 12, 2012	7.09	7.32	7.03	7.28
4073	NASDAQ	CENX	Mon, Jun 11, 2012	7.59	7.88	7.02	7.03
4072	NASDAQ	CENX	Fri, Jun 8, 2012	7.38	7.43	7.18	7.34
4071	NASDAQ	CENX	Thu, Jun 7, 2012	7.65	8.05	7.45	7.47
4070	NASDAQ	CENX	Wed, Jun 6, 2012	7.25	7.55	7.21	7.46
4069	NASDAQ	CENX	Tue, Jun 5, 2012	7.07	7.33	6.96	7.18
4068	NASDAQ	CENX	Mon, Jun 4, 2012	7.12	7.21	6.80	7.15
4067	NASDAQ	CENX	Fri, Jun 1, 2012	6.86	7.30	6.80	7.10
4066	NASDAQ	CENX	Thu, May 31, 2012	7.19	7.21	6.93	7.08
4065	NASDAQ	CENX	Wed, May 30, 2012	7.39	7.39	7.11	7.15
4064	NASDAQ	CENX	Tue, May 29, 2012	7.20	7.61	7.20	7.50
4063	NASDAQ	CENX	Fri, May 25, 2012	7.04	7.15	6.95	7.10
4062	NASDAQ	CENX	Thu, May 24, 2012	7.19	7.22	6.88	7.06
4061	NASDAQ	CENX	Wed, May 23, 2012	6.78	7.18	6.70	7.16
4060	NASDAQ	CENX	Tue, May 22, 2012	7.12	7.24	6.97	7.03
4059	NASDAQ	CENX	Mon, May 21, 2012	6.86	7.15	6.78	7.10
4058	NASDAQ	CENX	Fri, May 18, 2012	6.90	6.98	6.51	6.80
4057	NASDAQ	CENX	Thu, May 17, 2012	7.04	7.18	6.76	6.83
4056	NASDAQ	CENX	Wed, May 16, 2012	7.39	7.58	7.00	7.02
4055	NASDAQ	CENX	Tue, May 15, 2012	7.57	7.70	7.28	7.33
4054	NASDAQ	CENX	Mon, May 14, 2012	7.71	7.73	7.51	7.54
4053	NASDAQ	CENX	Fri, May 11, 2012	7.84	8.01	7.75	7.80
4052	NASDAQ	CENX	Thu, May 10, 2012	8.03	8.23	7.88	7.92
4051	NASDAQ	CENX	Wed, May 9, 2012	8.05	8.23	7.85	8.03
4050	NASDAQ	CENX	Tue, May 8, 2012	8.13	8.26	7.95	8.24
4049	NASDAQ	CENX	Mon, May 7, 2012	8.22	8.34	8.00	8.20
4048	NASDAQ	CENX	Fri, May 4, 2012	8.57	8.62	8.26	8.27
4047	NASDAQ	CENX	Thu, May 3, 2012	8.95	8.98	8.55	8.68
4046	NASDAQ	CENX	Wed, May 2, 2012	9.08	9.13	8.88	8.93
4045	NASDAQ	CENX	Tue, May 1, 2012	9.26	9.46	9.18	9.22
4044	NASDAQ	CENX	Mon, Apr 30, 2012	9.11	9.31	8.98	9.20
4043	NASDAQ	CENX	Fri, Apr 27, 2012	9.10	9.21	8.83	9.10
4042	NASDAQ	CENX	Thu, Apr 26, 2012	9.05	9.24	8.91	9.08
4041	NASDAQ	CENX	Wed, Apr 25, 2012	8.70	9.16	8.56	9.07
4040	NASDAQ	CENX	Tue, Apr 24, 2012	8.03	8.19	7.90	8.11
4039	NASDAQ	CENX	Mon, Apr 23, 2012	7.95	8.03	7.82	8.03
4038	NASDAQ	CENX	Fri, Apr 20, 2012	8.27	8.38	8.07	8.11
4037	NASDAQ	CENX	Thu, Apr 19, 2012	8.18	8.39	8.10	8.14
4036	NASDAQ	CENX	Wed, Apr 18, 2012	8.37	8.47	8.14	8.16
4035	NASDAQ	CENX	Tue, Apr 17, 2012	8.29	8.63	8.26	8.40
4034	NASDAQ	CENX	Mon, Apr 16, 2012	8.27	8.38	8.07	8.22
4033	NASDAQ	CENX	Fri, Apr 13, 2012	8.63	8.63	8.12	8.15
4032	NASDAQ	CENX	Thu, Apr 12, 2012	8.27	8.75	8.27	8.71
4031	NASDAQ	CENX	Wed, Apr 11, 2012	8.37	8.52	8.23	8.27
4030	NASDAQ	CENX	Tue, Apr 10, 2012	8.19	8.26	7.81	7.97
4029	NASDAQ	CENX	Mon, Apr 9, 2012	8.10	8.29	7.93	8.22
4028	NASDAQ	CENX	Thu, Apr 5, 2012	8.38	8.54	8.22	8.27
4027	NASDAQ	CENX	Wed, Apr 4, 2012	8.60	8.61	8.33	8.43
4026	NASDAQ	CENX	Tue, Apr 3, 2012	9.01	9.11	8.62	8.79
4025	NASDAQ	CENX	Mon, Apr 2, 2012	8.82	9.16	8.81	9.04
4024	NASDAQ	CENX	Fri, Mar 30, 2012	9.01	9.10	8.75	8.88
4023	NASDAQ	CENX	Thu, Mar 29, 2012	8.66	8.92	8.57	8.91
4022	NASDAQ	CENX	Wed, Mar 28, 2012	8.99	9.05	8.65	8.74
4021	NASDAQ	CENX	Tue, Mar 27, 2012	9.35	9.49	9.02	9.04
4020	NASDAQ	CENX	Mon, Mar 26, 2012	9.39	9.45	9.13	9.29
4019	NASDAQ	CENX	Fri, Mar 23, 2012	9.00	9.35	9.00	9.21
4018	NASDAQ	CENX	Thu, Mar 22, 2012	9.21	9.24	8.92	9.11
4017	NASDAQ	CENX	Wed, Mar 21, 2012	9.42	9.54	9.19	9.40
4016	NASDAQ	CENX	Tue, Mar 20, 2012	9.50	9.51	9.18	9.34
4015	NASDAQ	CENX	Mon, Mar 19, 2012	9.54	9.96	9.48	9.67
4014	NASDAQ	CENX	Fri, Mar 16, 2012	9.06	9.69	9.05	9.55
4013	NASDAQ	CENX	Thu, Mar 15, 2012	8.87	9.14	8.77	9.03
4012	NASDAQ	CENX	Wed, Mar 14, 2012	9.23	9.25	8.79	8.83
4011	NASDAQ	CENX	Tue, Mar 13, 2012	8.98	9.20	8.93	9.16
4010	NASDAQ	CENX	Mon, Mar 12, 2012	9.09	9.31	8.80	8.83
4009	NASDAQ	CENX	Fri, Mar 9, 2012	8.83	9.42	8.82	9.12
4008	NASDAQ	CENX	Thu, Mar 8, 2012	8.94	9.06	8.70	8.83
4007	NASDAQ	CENX	Wed, Mar 7, 2012	8.89	8.93	8.65	8.79
4006	NASDAQ	CENX	Tue, Mar 6, 2012	9.05	9.07	8.72	8.77
4005	NASDAQ	CENX	Mon, Mar 5, 2012	9.84	9.85	9.16	9.28
4004	NASDAQ	CENX	Fri, Mar 2, 2012	10.14	10.22	9.83	9.88
4003	NASDAQ	CENX	Thu, Mar 1, 2012	9.98	10.23	9.88	10.13
4002	NASDAQ	CENX	Wed, Feb 29, 2012	10.19	10.37	9.81	9.82
4001	NASDAQ	CENX	Tue, Feb 28, 2012	10.00	10.19	9.92	10.11
4000	NASDAQ	CENX	Mon, Feb 27, 2012	10.27	10.42	10.00	10.00
3999	NASDAQ	CENX	Fri, Feb 24, 2012	10.45	10.77	10.40	10.46
3998	NASDAQ	CENX	Thu, Feb 23, 2012	10.55	10.73	10.35	10.73
3997	NASDAQ	CENX	Wed, Feb 22, 2012	10.63	10.81	10.46	10.53
3996	NASDAQ	CENX	Tue, Feb 21, 2012	10.52	10.86	10.40	10.67
3995	NASDAQ	CENX	Fri, Feb 17, 2012	10.73	10.77	10.36	10.44
3994	NASDAQ	CENX	Thu, Feb 16, 2012	10.13	10.64	10.09	10.64
3993	NASDAQ	CENX	Wed, Feb 15, 2012	10.43	10.54	10.06	10.13
3992	NASDAQ	CENX	Tue, Feb 14, 2012	10.55	10.62	10.15	10.34
3991	NASDAQ	CENX	Mon, Feb 13, 2012	10.78	10.88	10.48	10.66
3990	NASDAQ	CENX	Fri, Feb 10, 2012	10.91	10.92	10.46	10.58
3989	NASDAQ	CENX	Thu, Feb 9, 2012	11.14	11.30	11.05	11.15
3988	NASDAQ	CENX	Wed, Feb 8, 2012	10.87	11.29	10.82	11.06
3987	NASDAQ	CENX	Tue, Feb 7, 2012	11.00	11.07	10.56	10.77
3986	NASDAQ	CENX	Mon, Feb 6, 2012	10.80	11.08	10.80	10.97
3985	NASDAQ	CENX	Fri, Feb 3, 2012	10.90	11.03	10.76	10.98
3984	NASDAQ	CENX	Thu, Feb 2, 2012	10.22	10.88	10.22	10.62
3983	NASDAQ	CENX	Wed, Feb 1, 2012	10.30	10.49	10.06	10.34
3982	NASDAQ	CENX	Tue, Jan 31, 2012	10.77	10.82	9.80	10.03
3981	NASDAQ	CENX	Mon, Jan 30, 2012	10.59	10.84	10.52	10.62
3980	NASDAQ	CENX	Fri, Jan 27, 2012	10.66	10.99	10.53	10.91
3979	NASDAQ	CENX	Thu, Jan 26, 2012	11.05	11.23	10.62	10.73
3978	NASDAQ	CENX	Wed, Jan 25, 2012	10.36	11.00	10.24	10.92
3977	NASDAQ	CENX	Tue, Jan 24, 2012	10.18	10.42	10.03	10.38
3976	NASDAQ	CENX	Mon, Jan 23, 2012	10.10	10.48	10.05	10.34
3975	NASDAQ	CENX	Fri, Jan 20, 2012	10.09	10.24	9.94	10.12
3974	NASDAQ	CENX	Thu, Jan 19, 2012	9.99	10.47	9.98	10.13
3973	NASDAQ	CENX	Wed, Jan 18, 2012	9.49	9.88	9.41	9.87
3972	NASDAQ	CENX	Tue, Jan 17, 2012	9.79	9.96	9.42	9.48
3971	NASDAQ	CENX	Fri, Jan 13, 2012	9.72	9.72	9.43	9.59
3970	NASDAQ	CENX	Thu, Jan 12, 2012	9.75	9.89	9.53	9.89
3969	NASDAQ	CENX	Wed, Jan 11, 2012	9.36	9.75	9.36	9.68
3968	NASDAQ	CENX	Tue, Jan 10, 2012	9.48	9.68	9.35	9.40
3967	NASDAQ	CENX	Mon, Jan 9, 2012	9.06	9.25	8.97	9.09
3966	NASDAQ	CENX	Fri, Jan 6, 2012	9.00	9.24	8.84	9.03
3965	NASDAQ	CENX	Thu, Jan 5, 2012	9.03	9.19	8.80	8.99
3964	NASDAQ	CENX	Wed, Jan 4, 2012	9.05	9.26	8.75	9.15
3963	NASDAQ	CENX	Tue, Jan 3, 2012	8.89	9.20	8.85	9.12
3962	NASDAQ	CENX	Fri, Dec 30, 2011	8.37	8.62	8.29	8.51
3961	NASDAQ	CENX	Thu, Dec 29, 2011	8.32	8.48	8.25	8.37
3960	NASDAQ	CENX	Wed, Dec 28, 2011	8.74	8.77	8.18	8.27
3959	NASDAQ	CENX	Tue, Dec 27, 2011	8.79	8.87	8.70	8.73
3958	NASDAQ	CENX	Fri, Dec 23, 2011	8.94	8.94	8.76	8.84
3957	NASDAQ	CENX	Thu, Dec 22, 2011	8.69	9.00	8.69	8.88
3956	NASDAQ	CENX	Wed, Dec 21, 2011	8.56	8.71	8.37	8.67
3955	NASDAQ	CENX	Tue, Dec 20, 2011	8.46	8.63	8.40	8.62
3954	NASDAQ	CENX	Mon, Dec 19, 2011	8.68	8.68	8.06	8.16
3953	NASDAQ	CENX	Fri, Dec 16, 2011	8.73	8.83	8.44	8.64
3952	NASDAQ	CENX	Thu, Dec 15, 2011	8.98	9.08	8.50	8.57
3951	NASDAQ	CENX	Wed, Dec 14, 2011	9.12	9.12	8.68	8.72
3950	NASDAQ	CENX	Tue, Dec 13, 2011	9.79	9.92	9.04	9.15
3949	NASDAQ	CENX	Mon, Dec 12, 2011	9.75	9.79	9.45	9.68
3948	NASDAQ	CENX	Fri, Dec 9, 2011	9.79	10.27	9.76	10.17
3947	NASDAQ	CENX	Thu, Dec 8, 2011	10.16	10.32	9.66	9.73
3946	NASDAQ	CENX	Wed, Dec 7, 2011	9.94	10.40	9.87	10.33
3945	NASDAQ	CENX	Tue, Dec 6, 2011	9.99	10.30	9.77	10.12
3944	NASDAQ	CENX	Mon, Dec 5, 2011	9.86	10.19	9.70	10.04
3943	NASDAQ	CENX	Fri, Dec 2, 2011	9.78	9.89	9.49	9.55
3942	NASDAQ	CENX	Thu, Dec 1, 2011	9.45	9.69	9.29	9.51
3941	NASDAQ	CENX	Wed, Nov 30, 2011	9.12	9.63	9.10	9.63
3940	NASDAQ	CENX	Tue, Nov 29, 2011	8.59	8.59	8.27	8.53
3939	NASDAQ	CENX	Mon, Nov 28, 2011	8.53	8.70	8.40	8.53
3938	NASDAQ	CENX	Fri, Nov 25, 2011	8.04	8.31	7.79	7.89
3937	NASDAQ	CENX	Wed, Nov 23, 2011	8.64	8.67	8.12	8.17
3936	NASDAQ	CENX	Tue, Nov 22, 2011	8.99	9.04	8.38	8.81
3935	NASDAQ	CENX	Mon, Nov 21, 2011	9.15	9.26	8.60	8.90
3934	NASDAQ	CENX	Fri, Nov 18, 2011	9.73	9.89	9.43	9.52
3933	NASDAQ	CENX	Thu, Nov 17, 2011	10.31	10.37	9.50	9.66
3932	NASDAQ	CENX	Wed, Nov 16, 2011	10.81	10.94	10.31	10.37
3931	NASDAQ	CENX	Tue, Nov 15, 2011	10.67	11.19	10.65	11.08
3930	NASDAQ	CENX	Mon, Nov 14, 2011	10.71	11.04	10.63	10.81
3929	NASDAQ	CENX	Fri, Nov 11, 2011	10.78	11.25	10.74	11.01
3928	NASDAQ	CENX	Thu, Nov 10, 2011	10.65	10.80	10.28	10.57
3927	NASDAQ	CENX	Wed, Nov 9, 2011	10.76	10.85	10.26	10.39
3926	NASDAQ	CENX	Tue, Nov 8, 2011	11.66	11.73	11.04	11.29
3925	NASDAQ	CENX	Mon, Nov 7, 2011	11.61	11.99	11.25	11.46
3924	NASDAQ	CENX	Fri, Nov 4, 2011	11.51	11.87	11.25	11.72
3923	NASDAQ	CENX	Thu, Nov 3, 2011	11.50	11.73	11.03	11.63
3922	NASDAQ	CENX	Wed, Nov 2, 2011	10.91	11.36	10.77	11.13
3921	NASDAQ	CENX	Tue, Nov 1, 2011	10.65	10.81	10.25	10.58
3920	NASDAQ	CENX	Mon, Oct 31, 2011	11.71	11.71	11.15	11.16
3919	NASDAQ	CENX	Fri, Oct 28, 2011	11.63	12.30	11.49	12.13
3918	NASDAQ	CENX	Thu, Oct 27, 2011	10.44	11.95	10.44	11.71
3917	NASDAQ	CENX	Wed, Oct 26, 2011	10.00	10.47	9.43	9.85
3916	NASDAQ	CENX	Tue, Oct 25, 2011	10.38	10.50	10.06	10.16
3915	NASDAQ	CENX	Mon, Oct 24, 2011	9.77	10.59	9.75	10.55
3914	NASDAQ	CENX	Fri, Oct 21, 2011	9.67	9.79	9.32	9.62
3913	NASDAQ	CENX	Thu, Oct 20, 2011	9.21	9.50	9.00	9.39
3912	NASDAQ	CENX	Wed, Oct 19, 2011	9.78	9.88	9.19	9.28
3911	NASDAQ	CENX	Tue, Oct 18, 2011	9.21	9.95	8.80	9.86
3910	NASDAQ	CENX	Mon, Oct 17, 2011	9.72	9.78	9.20	9.23
3909	NASDAQ	CENX	Fri, Oct 14, 2011	10.13	10.34	9.74	9.90
3908	NASDAQ	CENX	Thu, Oct 13, 2011	9.97	10.10	9.66	9.89
3907	NASDAQ	CENX	Wed, Oct 12, 2011	9.80	10.29	9.63	10.10
3906	NASDAQ	CENX	Tue, Oct 11, 2011	9.38	9.96	9.30	9.90
3905	NASDAQ	CENX	Mon, Oct 10, 2011	9.40	9.56	9.28	9.56
3904	NASDAQ	CENX	Fri, Oct 7, 2011	9.49	9.49	8.70	9.03
3903	NASDAQ	CENX	Thu, Oct 6, 2011	9.01	9.48	8.88	9.28
3902	NASDAQ	CENX	Wed, Oct 5, 2011	8.31	9.00	8.06	8.98
3901	NASDAQ	CENX	Tue, Oct 4, 2011	7.58	8.38	7.25	8.35
3900	NASDAQ	CENX	Mon, Oct 3, 2011	8.55	8.63	7.85	7.90
3899	NASDAQ	CENX	Fri, Sep 30, 2011	9.13	9.26	8.81	8.94
3898	NASDAQ	CENX	Thu, Sep 29, 2011	9.35	9.51	9.01	9.39
3897	NASDAQ	CENX	Wed, Sep 28, 2011	10.01	10.15	8.99	9.04
3896	NASDAQ	CENX	Tue, Sep 27, 2011	9.68	10.46	9.60	9.93
3895	NASDAQ	CENX	Mon, Sep 26, 2011	9.30	9.38	8.83	9.37
3894	NASDAQ	CENX	Fri, Sep 23, 2011	9.03	9.42	8.97	9.17
3893	NASDAQ	CENX	Thu, Sep 22, 2011	9.49	9.54	8.94	9.20
3892	NASDAQ	CENX	Wed, Sep 21, 2011	10.56	10.65	9.85	9.86
3891	NASDAQ	CENX	Tue, Sep 20, 2011	11.19	11.29	10.55	10.57
3890	NASDAQ	CENX	Mon, Sep 19, 2011	11.17	11.30	10.80	11.19
3889	NASDAQ	CENX	Fri, Sep 16, 2011	11.57	11.65	11.22	11.52
3888	NASDAQ	CENX	Thu, Sep 15, 2011	11.36	11.54	11.20	11.50
3887	NASDAQ	CENX	Wed, Sep 14, 2011	11.24	11.40	10.75	11.18
3886	NASDAQ	CENX	Tue, Sep 13, 2011	10.94	11.19	10.79	11.08
3885	NASDAQ	CENX	Mon, Sep 12, 2011	10.60	11.10	10.48	10.87
3884	NASDAQ	CENX	Fri, Sep 9, 2011	11.05	11.19	10.67	10.89
3883	NASDAQ	CENX	Thu, Sep 8, 2011	11.51	11.74	11.10	11.18
3882	NASDAQ	CENX	Wed, Sep 7, 2011	11.12	11.75	11.12	11.65
3881	NASDAQ	CENX	Tue, Sep 6, 2011	10.57	10.95	10.40	10.93
3880	NASDAQ	CENX	Fri, Sep 2, 2011	11.08	11.29	10.92	11.09
3879	NASDAQ	CENX	Thu, Sep 1, 2011	12.12	12.28	11.46	11.49
3878	NASDAQ	CENX	Wed, Aug 31, 2011	12.09	12.54	11.94	12.17
3877	NASDAQ	CENX	Tue, Aug 30, 2011	11.64	12.02	11.51	11.79
3876	NASDAQ	CENX	Mon, Aug 29, 2011	11.38	11.89	11.35	11.88
3875	NASDAQ	CENX	Fri, Aug 26, 2011	10.51	11.22	10.41	11.11
3874	NASDAQ	CENX	Thu, Aug 25, 2011	11.12	11.17	10.65	10.70
3873	NASDAQ	CENX	Wed, Aug 24, 2011	10.71	11.09	10.55	11.02
3872	NASDAQ	CENX	Tue, Aug 23, 2011	10.14	10.78	9.95	10.77
3871	NASDAQ	CENX	Mon, Aug 22, 2011	10.57	10.78	9.96	10.05
3870	NASDAQ	CENX	Fri, Aug 19, 2011	9.92	11.00	9.83	10.08
3869	NASDAQ	CENX	Thu, Aug 18, 2011	10.47	10.61	10.07	10.21
3868	NASDAQ	CENX	Wed, Aug 17, 2011	11.13	11.34	10.90	11.02
3867	NASDAQ	CENX	Tue, Aug 16, 2011	11.27	11.37	10.90	11.00
3866	NASDAQ	CENX	Mon, Aug 15, 2011	11.54	11.67	11.37	11.54
3865	NASDAQ	CENX	Fri, Aug 12, 2011	10.96	11.47	10.86	11.02
3864	NASDAQ	CENX	Thu, Aug 11, 2011	9.52	10.80	9.25	10.57
3863	NASDAQ	CENX	Wed, Aug 10, 2011	9.84	10.08	9.38	9.41
3862	NASDAQ	CENX	Tue, Aug 9, 2011	9.24	10.17	9.07	10.17
3861	NASDAQ	CENX	Mon, Aug 8, 2011	10.10	10.36	8.72	8.79
3860	NASDAQ	CENX	Fri, Aug 5, 2011	11.11	11.51	10.27	10.72
3859	NASDAQ	CENX	Thu, Aug 4, 2011	11.75	11.75	10.74	10.79
3858	NASDAQ	CENX	Wed, Aug 3, 2011	12.03	12.25	11.42	11.97
3857	NASDAQ	CENX	Tue, Aug 2, 2011	12.55	12.77	11.92	11.97
3856	NASDAQ	CENX	Mon, Aug 1, 2011	13.32	13.40	12.48	12.62
3855	NASDAQ	CENX	Fri, Jul 29, 2011	12.78	13.26	12.52	13.02
3854	NASDAQ	CENX	Thu, Jul 28, 2011	13.31	13.31	12.96	12.99
3853	NASDAQ	CENX	Wed, Jul 27, 2011	13.87	13.94	13.18	13.22
3852	NASDAQ	CENX	Tue, Jul 26, 2011	14.01	14.13	13.70	14.01
3851	NASDAQ	CENX	Mon, Jul 25, 2011	14.28	14.51	14.23	14.27
3850	NASDAQ	CENX	Fri, Jul 22, 2011	14.40	14.58	14.34	14.50
3849	NASDAQ	CENX	Thu, Jul 21, 2011	14.32	14.47	14.22	14.45
3848	NASDAQ	CENX	Wed, Jul 20, 2011	14.12	14.40	14.01	14.24
3847	NASDAQ	CENX	Tue, Jul 19, 2011	14.57	14.58	13.96	14.09
3846	NASDAQ	CENX	Mon, Jul 18, 2011	14.01	14.31	13.73	13.85
3845	NASDAQ	CENX	Fri, Jul 15, 2011	13.92	14.17	13.57	14.09
3844	NASDAQ	CENX	Thu, Jul 14, 2011	14.84	14.95	13.65	13.70
3843	NASDAQ	CENX	Wed, Jul 13, 2011	15.03	15.44	14.69	14.74
3842	NASDAQ	CENX	Tue, Jul 12, 2011	15.09	15.26	14.84	14.92
3841	NASDAQ	CENX	Mon, Jul 11, 2011	15.53	15.63	15.01	15.14
3840	NASDAQ	CENX	Fri, Jul 8, 2011	15.93	16.05	15.50	15.81
3839	NASDAQ	CENX	Thu, Jul 7, 2011	16.15	16.55	16.02	16.34
3838	NASDAQ	CENX	Wed, Jul 6, 2011	15.96	15.96	15.65	15.87
3837	NASDAQ	CENX	Tue, Jul 5, 2011	16.03	16.10	15.82	15.98
3836	NASDAQ	CENX	Fri, Jul 1, 2011	15.71	16.11	15.35	16.08
3835	NASDAQ	CENX	Thu, Jun 30, 2011	15.59	15.84	15.54	15.65
3834	NASDAQ	CENX	Wed, Jun 29, 2011	15.12	15.69	14.94	15.51
3833	NASDAQ	CENX	Tue, Jun 28, 2011	14.61	15.01	14.56	15.00
3832	NASDAQ	CENX	Mon, Jun 27, 2011	14.27	14.58	14.06	14.51
3831	NASDAQ	CENX	Fri, Jun 24, 2011	14.48	14.68	14.11	14.22
3830	NASDAQ	CENX	Thu, Jun 23, 2011	14.33	14.40	13.80	14.40
3829	NASDAQ	CENX	Wed, Jun 22, 2011	14.48	14.94	14.40	14.59
3828	NASDAQ	CENX	Tue, Jun 21, 2011	14.14	14.54	14.06	14.50
3827	NASDAQ	CENX	Mon, Jun 20, 2011	13.94	14.15	13.82	13.95
3826	NASDAQ	CENX	Fri, Jun 17, 2011	14.36	14.45	13.91	14.01
3825	NASDAQ	CENX	Thu, Jun 16, 2011	14.28	14.42	13.60	13.97
3824	NASDAQ	CENX	Wed, Jun 15, 2011	14.57	14.88	14.16	14.28
3823	NASDAQ	CENX	Tue, Jun 14, 2011	14.61	15.02	14.61	14.87
3822	NASDAQ	CENX	Mon, Jun 13, 2011	14.79	14.79	14.07	14.41
3821	NASDAQ	CENX	Fri, Jun 10, 2011	14.39	14.86	14.32	14.64
3820	NASDAQ	CENX	Thu, Jun 9, 2011	14.46	14.60	14.25	14.54
3819	NASDAQ	CENX	Wed, Jun 8, 2011	14.65	14.76	14.22	14.30
3818	NASDAQ	CENX	Tue, Jun 7, 2011	14.92	15.19	14.69	14.70
3817	NASDAQ	CENX	Mon, Jun 6, 2011	15.00	15.34	14.66	14.68
3816	NASDAQ	CENX	Fri, Jun 3, 2011	15.07	15.31	14.90	14.95
3815	NASDAQ	CENX	Thu, Jun 2, 2011	15.05	15.64	15.04	15.46
3814	NASDAQ	CENX	Wed, Jun 1, 2011	16.08	16.11	14.88	14.98
3813	NASDAQ	CENX	Tue, May 31, 2011	16.13	16.23	15.61	16.14
3812	NASDAQ	CENX	Fri, May 27, 2011	15.75	16.00	15.72	15.88
3811	NASDAQ	CENX	Thu, May 26, 2011	15.55	15.76	15.37	15.65
3810	NASDAQ	CENX	Wed, May 25, 2011	15.38	15.77	15.29	15.60
3809	NASDAQ	CENX	Tue, May 24, 2011	15.39	15.85	15.21	15.36
3808	NASDAQ	CENX	Mon, May 23, 2011	15.09	15.26	14.88	15.18
3807	NASDAQ	CENX	Fri, May 20, 2011	15.45	15.73	15.20	15.42
3806	NASDAQ	CENX	Thu, May 19, 2011	15.87	16.10	15.34	15.56
3805	NASDAQ	CENX	Wed, May 18, 2011	15.91	16.14	15.73	15.85
3804	NASDAQ	CENX	Tue, May 17, 2011	15.94	16.10	15.42	15.74
3803	NASDAQ	CENX	Mon, May 16, 2011	15.62	16.54	15.45	16.05
3802	NASDAQ	CENX	Fri, May 13, 2011	16.37	16.50	15.63	15.70
3801	NASDAQ	CENX	Thu, May 12, 2011	16.08	16.59	15.81	16.39
3800	NASDAQ	CENX	Wed, May 11, 2011	16.91	16.92	16.05	16.18
3799	NASDAQ	CENX	Tue, May 10, 2011	17.25	17.38	16.88	17.01
3798	NASDAQ	CENX	Mon, May 9, 2011	16.97	17.16	16.57	17.05
3797	NASDAQ	CENX	Fri, May 6, 2011	16.55	17.30	16.32	16.72
3796	NASDAQ	CENX	Thu, May 5, 2011	16.47	17.10	16.22	16.27
3795	NASDAQ	CENX	Wed, May 4, 2011	18.41	18.57	16.45	16.52
3794	NASDAQ	CENX	Tue, May 3, 2011	19.85	20.26	19.47	19.74
3793	NASDAQ	CENX	Mon, May 2, 2011	20.19	20.56	19.73	19.86
3792	NASDAQ	CENX	Fri, Apr 29, 2011	19.93	20.12	19.70	19.98
3791	NASDAQ	CENX	Thu, Apr 28, 2011	20.13	20.38	19.82	19.94
3790	NASDAQ	CENX	Wed, Apr 27, 2011	20.05	20.23	19.48	20.13
3789	NASDAQ	CENX	Tue, Apr 26, 2011	20.07	20.24	19.54	20.05
3788	NASDAQ	CENX	Mon, Apr 25, 2011	19.03	20.17	19.03	20.05
3787	NASDAQ	CENX	Thu, Apr 21, 2011	19.14	19.29	18.89	19.04
3786	NASDAQ	CENX	Wed, Apr 20, 2011	18.72	18.92	18.52	18.84
3785	NASDAQ	CENX	Tue, Apr 19, 2011	17.91	18.17	17.63	18.13
3784	NASDAQ	CENX	Mon, Apr 18, 2011	17.84	18.05	17.56	17.79
3783	NASDAQ	CENX	Fri, Apr 15, 2011	17.98	18.38	17.80	18.34
3782	NASDAQ	CENX	Thu, Apr 14, 2011	18.18	18.28	17.76	18.04
3781	NASDAQ	CENX	Wed, Apr 13, 2011	18.66	18.85	17.83	18.23
3780	NASDAQ	CENX	Tue, Apr 12, 2011	19.00	19.17	18.27	18.34
3779	NASDAQ	CENX	Mon, Apr 11, 2011	20.16	20.48	19.50	19.65
3778	NASDAQ	CENX	Fri, Apr 8, 2011	20.63	20.64	19.92	19.98
3777	NASDAQ	CENX	Thu, Apr 7, 2011	20.25	20.69	20.01	20.22
3776	NASDAQ	CENX	Wed, Apr 6, 2011	20.21	20.76	20.03	20.17
3775	NASDAQ	CENX	Tue, Apr 5, 2011	19.05	20.39	19.02	20.06
3774	NASDAQ	CENX	Mon, Apr 4, 2011	19.01	19.23	18.95	19.17
3773	NASDAQ	CENX	Fri, Apr 1, 2011	18.92	19.17	18.73	18.93
3772	NASDAQ	CENX	Thu, Mar 31, 2011	18.60	18.92	18.55	18.68
3771	NASDAQ	CENX	Wed, Mar 30, 2011	18.87	19.00	18.20	18.65
3770	NASDAQ	CENX	Tue, Mar 29, 2011	18.04	18.60	17.95	18.59
3769	NASDAQ	CENX	Mon, Mar 28, 2011	18.15	18.46	18.05	18.05
3768	NASDAQ	CENX	Fri, Mar 25, 2011	18.17	18.58	17.85	18.13
3767	NASDAQ	CENX	Thu, Mar 24, 2011	18.25	18.32	17.68	17.94
3766	NASDAQ	CENX	Wed, Mar 23, 2011	17.10	18.24	17.10	17.97
3765	NASDAQ	CENX	Tue, Mar 22, 2011	17.28	17.55	17.03	17.23
3764	NASDAQ	CENX	Mon, Mar 21, 2011	17.20	17.35	17.03	17.24
3763	NASDAQ	CENX	Fri, Mar 18, 2011	17.09	17.15	16.70	16.94
3762	NASDAQ	CENX	Thu, Mar 17, 2011	17.01	17.14	16.71	16.81
3761	NASDAQ	CENX	Wed, Mar 16, 2011	17.00	17.23	16.28	16.51
3760	NASDAQ	CENX	Tue, Mar 15, 2011	16.33	17.23	16.16	17.01
3759	NASDAQ	CENX	Mon, Mar 14, 2011	17.15	17.44	16.81	17.19
3758	NASDAQ	CENX	Fri, Mar 11, 2011	16.43	17.25	16.20	17.13
3757	NASDAQ	CENX	Thu, Mar 10, 2011	16.35	16.81	15.92	16.60
3756	NASDAQ	CENX	Wed, Mar 9, 2011	16.67	16.88	16.41	16.80
3755	NASDAQ	CENX	Tue, Mar 8, 2011	16.53	16.90	16.05	16.81
3754	NASDAQ	CENX	Mon, Mar 7, 2011	16.72	16.82	16.14	16.58
3753	NASDAQ	CENX	Fri, Mar 4, 2011	16.42	16.70	16.11	16.70
3752	NASDAQ	CENX	Thu, Mar 3, 2011	16.19	16.46	16.10	16.39
3751	NASDAQ	CENX	Wed, Mar 2, 2011	15.95	16.33	15.68	15.72
3750	NASDAQ	CENX	Tue, Mar 1, 2011	16.82	16.89	15.84	15.88
3749	NASDAQ	CENX	Mon, Feb 28, 2011	16.73	17.23	16.66	16.95
3748	NASDAQ	CENX	Fri, Feb 25, 2011	16.22	16.46	15.89	16.16
3747	NASDAQ	CENX	Thu, Feb 24, 2011	15.69	16.30	15.69	16.08
3746	NASDAQ	CENX	Wed, Feb 23, 2011	16.17	16.37	15.24	15.90
3745	NASDAQ	CENX	Tue, Feb 22, 2011	16.65	17.15	16.06	16.12
3744	NASDAQ	CENX	Fri, Feb 18, 2011	17.71	17.71	16.80	16.98
3743	NASDAQ	CENX	Thu, Feb 17, 2011	17.38	17.71	17.02	17.45
3742	NASDAQ	CENX	Wed, Feb 16, 2011	16.50	17.48	16.30	17.38
3741	NASDAQ	CENX	Tue, Feb 15, 2011	15.75	15.82	15.39	15.45
3740	NASDAQ	CENX	Mon, Feb 14, 2011	15.89	16.25	15.75	15.83
3739	NASDAQ	CENX	Fri, Feb 11, 2011	15.33	15.88	15.20	15.83
3738	NASDAQ	CENX	Thu, Feb 10, 2011	14.88	15.52	14.75	15.41
3737	NASDAQ	CENX	Wed, Feb 9, 2011	15.47	15.55	15.10	15.17
3736	NASDAQ	CENX	Tue, Feb 8, 2011	15.32	15.68	15.20	15.68
3735	NASDAQ	CENX	Mon, Feb 7, 2011	15.05	15.54	15.01	15.26
3734	NASDAQ	CENX	Fri, Feb 4, 2011	15.14	15.19	14.80	14.93
3733	NASDAQ	CENX	Thu, Feb 3, 2011	15.20	15.27	14.79	15.05
3732	NASDAQ	CENX	Wed, Feb 2, 2011	15.57	15.69	15.23	15.24
3731	NASDAQ	CENX	Tue, Feb 1, 2011	15.15	15.75	15.09	15.63
3730	NASDAQ	CENX	Mon, Jan 31, 2011	14.40	14.90	14.33	14.87
3729	NASDAQ	CENX	Fri, Jan 28, 2011	14.67	14.85	14.22	14.29
3728	NASDAQ	CENX	Thu, Jan 27, 2011	15.00	15.00	14.41	14.65
3727	NASDAQ	CENX	Wed, Jan 26, 2011	14.43	15.00	14.36	15.00
3726	NASDAQ	CENX	Tue, Jan 25, 2011	14.50	14.53	13.90	14.24
3725	NASDAQ	CENX	Mon, Jan 24, 2011	14.03	14.70	14.02	14.56
3724	NASDAQ	CENX	Fri, Jan 21, 2011	14.63	14.84	14.01	14.02
3723	NASDAQ	CENX	Thu, Jan 20, 2011	14.85	14.90	14.18	14.54
3722	NASDAQ	CENX	Wed, Jan 19, 2011	15.99	16.13	15.00	15.01
3721	NASDAQ	CENX	Tue, Jan 18, 2011	15.70	15.97	15.66	15.96
3720	NASDAQ	CENX	Fri, Jan 14, 2011	16.10	16.22	15.69	15.72
3719	NASDAQ	CENX	Thu, Jan 13, 2011	16.77	16.86	16.38	16.47
3718	NASDAQ	CENX	Wed, Jan 12, 2011	16.95	16.95	16.46	16.73
3717	NASDAQ	CENX	Tue, Jan 11, 2011	16.62	16.90	16.45	16.73
3716	NASDAQ	CENX	Mon, Jan 10, 2011	16.71	16.75	16.25	16.54
3715	NASDAQ	CENX	Fri, Jan 7, 2011	16.57	16.87	16.17	16.69
3714	NASDAQ	CENX	Thu, Jan 6, 2011	17.09	17.14	16.55	16.78
3713	NASDAQ	CENX	Wed, Jan 5, 2011	16.65	17.13	16.50	16.93
3712	NASDAQ	CENX	Tue, Jan 4, 2011	16.65	17.00	16.41	16.80
3711	NASDAQ	CENX	Mon, Jan 3, 2011	15.83	16.58	15.83	16.37
3710	NASDAQ	CENX	Fri, Dec 31, 2010	15.69	15.72	15.52	15.53
3709	NASDAQ	CENX	Thu, Dec 30, 2010	15.51	15.84	15.48	15.71
3708	NASDAQ	CENX	Wed, Dec 29, 2010	15.79	15.86	15.50	15.51
3707	NASDAQ	CENX	Tue, Dec 28, 2010	16.07	16.15	15.65	15.68
3706	NASDAQ	CENX	Mon, Dec 27, 2010	15.64	16.09	15.32	15.98
3705	NASDAQ	CENX	Thu, Dec 23, 2010	15.87	16.15	15.66	15.80
3704	NASDAQ	CENX	Wed, Dec 22, 2010	16.10	16.11	15.57	15.93
3703	NASDAQ	CENX	Tue, Dec 21, 2010	16.50	16.51	15.96	16.01
3702	NASDAQ	CENX	Mon, Dec 20, 2010	16.21	16.59	15.91	16.30
3701	NASDAQ	CENX	Fri, Dec 17, 2010	15.72	16.44	15.66	16.11
3700	NASDAQ	CENX	Thu, Dec 16, 2010	15.43	16.13	15.39	16.13
3699	NASDAQ	CENX	Wed, Dec 15, 2010	15.65	15.96	15.39	15.42
3698	NASDAQ	CENX	Tue, Dec 14, 2010	15.98	16.21	15.60	15.69
3697	NASDAQ	CENX	Mon, Dec 13, 2010	16.30	16.40	15.90	15.92
3696	NASDAQ	CENX	Fri, Dec 10, 2010	15.35	16.18	15.15	16.00
3695	NASDAQ	CENX	Thu, Dec 9, 2010	15.06	15.35	14.92	15.32
3694	NASDAQ	CENX	Wed, Dec 8, 2010	15.11	15.25	14.75	14.87
3693	NASDAQ	CENX	Tue, Dec 7, 2010	15.47	15.54	14.98	14.99
3692	NASDAQ	CENX	Mon, Dec 6, 2010	15.07	15.33	14.91	15.15
3691	NASDAQ	CENX	Fri, Dec 3, 2010	14.89	15.30	14.76	15.06
3690	NASDAQ	CENX	Thu, Dec 2, 2010	14.22	15.05	14.22	14.95
3689	NASDAQ	CENX	Wed, Dec 1, 2010	14.22	14.30	14.03	14.19
3688	NASDAQ	CENX	Tue, Nov 30, 2010	14.02	14.13	13.80	13.86
3687	NASDAQ	CENX	Mon, Nov 29, 2010	14.09	14.34	13.90	14.23
3686	NASDAQ	CENX	Fri, Nov 26, 2010	14.24	14.39	14.09	14.23
3685	NASDAQ	CENX	Wed, Nov 24, 2010	14.24	14.45	14.23	14.44
3684	NASDAQ	CENX	Tue, Nov 23, 2010	14.19	14.19	13.89	14.04
3683	NASDAQ	CENX	Mon, Nov 22, 2010	14.23	14.51	14.04	14.44
3682	NASDAQ	CENX	Fri, Nov 19, 2010	13.88	14.45	13.71	14.43
3681	NASDAQ	CENX	Thu, Nov 18, 2010	13.76	14.18	13.71	14.00
3680	NASDAQ	CENX	Wed, Nov 17, 2010	13.53	13.58	13.17	13.40
3679	NASDAQ	CENX	Tue, Nov 16, 2010	13.95	13.95	13.30	13.35
3678	NASDAQ	CENX	Mon, Nov 15, 2010	14.66	14.74	14.19	14.19
3677	NASDAQ	CENX	Fri, Nov 12, 2010	14.68	14.83	14.31	14.44
3676	NASDAQ	CENX	Thu, Nov 11, 2010	14.17	14.96	14.16	14.95
3675	NASDAQ	CENX	Wed, Nov 10, 2010	14.50	14.57	14.06	14.48
3674	NASDAQ	CENX	Tue, Nov 9, 2010	14.82	14.99	14.32	14.52
3673	NASDAQ	CENX	Mon, Nov 8, 2010	14.50	14.70	14.40	14.65
3672	NASDAQ	CENX	Fri, Nov 5, 2010	14.80	15.09	14.71	14.81
3671	NASDAQ	CENX	Thu, Nov 4, 2010	14.44	14.90	14.44	14.80
3670	NASDAQ	CENX	Wed, Nov 3, 2010	13.72	14.19	13.61	14.14
3669	NASDAQ	CENX	Tue, Nov 2, 2010	13.60	13.68	13.44	13.65
3668	NASDAQ	CENX	Mon, Nov 1, 2010	13.71	13.79	13.33	13.41
3667	NASDAQ	CENX	Fri, Oct 29, 2010	12.90	13.55	12.85	13.52
3666	NASDAQ	CENX	Thu, Oct 28, 2010	13.12	13.38	12.91	13.07
3665	NASDAQ	CENX	Wed, Oct 27, 2010	12.35	13.20	12.02	13.16
3664	NASDAQ	CENX	Tue, Oct 26, 2010	13.42	13.72	13.26	13.63
3663	NASDAQ	CENX	Mon, Oct 25, 2010	13.26	13.70	13.26	13.58
3662	NASDAQ	CENX	Fri, Oct 22, 2010	13.08	13.15	12.85	13.05
3661	NASDAQ	CENX	Thu, Oct 21, 2010	13.55	13.65	12.72	12.95
3660	NASDAQ	CENX	Wed, Oct 20, 2010	13.07	13.50	13.00	13.39
3659	NASDAQ	CENX	Tue, Oct 19, 2010	13.52	13.57	12.75	12.93
3658	NASDAQ	CENX	Mon, Oct 18, 2010	13.83	14.07	13.58	13.96
3657	NASDAQ	CENX	Fri, Oct 15, 2010	14.50	14.53	13.68	13.88
3656	NASDAQ	CENX	Thu, Oct 14, 2010	14.21	14.45	14.09	14.40
3655	NASDAQ	CENX	Wed, Oct 13, 2010	14.60	14.70	14.12	14.17
3654	NASDAQ	CENX	Tue, Oct 12, 2010	14.12	14.41	13.82	14.41
3653	NASDAQ	CENX	Mon, Oct 11, 2010	14.12	14.64	14.07	14.15
3652	NASDAQ	CENX	Fri, Oct 8, 2010	13.54	14.09	13.50	13.99
3651	NASDAQ	CENX	Thu, Oct 7, 2010	13.67	13.70	13.12	13.36
3650	NASDAQ	CENX	Wed, Oct 6, 2010	13.30	13.66	13.30	13.47
3649	NASDAQ	CENX	Tue, Oct 5, 2010	13.25	13.37	12.95	13.26
3648	NASDAQ	CENX	Mon, Oct 4, 2010	13.47	13.47	11.62	12.79
3647	NASDAQ	CENX	Fri, Oct 1, 2010	13.33	13.63	13.30	13.52
3646	NASDAQ	CENX	Thu, Sep 30, 2010	13.06	13.26	12.69	13.17
3645	NASDAQ	CENX	Wed, Sep 29, 2010	12.80	13.14	12.70	12.91
3644	NASDAQ	CENX	Tue, Sep 28, 2010	12.72	12.91	12.30	12.88
3643	NASDAQ	CENX	Mon, Sep 27, 2010	12.69	12.90	12.52	12.69
3642	NASDAQ	CENX	Fri, Sep 24, 2010	12.24	12.65	12.06	12.65
3641	NASDAQ	CENX	Thu, Sep 23, 2010	11.85	12.33	11.60	11.87
3640	NASDAQ	CENX	Wed, Sep 22, 2010	11.66	12.23	11.61	11.94
3639	NASDAQ	CENX	Tue, Sep 21, 2010	11.76	11.88	11.45	11.72
3638	NASDAQ	CENX	Mon, Sep 20, 2010	11.10	11.75	10.98	11.70
3637	NASDAQ	CENX	Fri, Sep 17, 2010	11.33	11.35	10.98	11.00
3636	NASDAQ	CENX	Thu, Sep 16, 2010	11.23	11.42	11.06	11.25
3635	NASDAQ	CENX	Wed, Sep 15, 2010	11.21	11.34	11.12	11.29
3634	NASDAQ	CENX	Tue, Sep 14, 2010	11.45	11.56	11.23	11.34
3633	NASDAQ	CENX	Mon, Sep 13, 2010	11.55	11.74	11.46	11.52
3632	NASDAQ	CENX	Fri, Sep 10, 2010	10.94	11.30	10.82	11.27
3631	NASDAQ	CENX	Thu, Sep 9, 2010	11.25	11.28	10.74	10.87
3630	NASDAQ	CENX	Wed, Sep 8, 2010	10.91	11.16	10.90	10.97
3629	NASDAQ	CENX	Tue, Sep 7, 2010	10.76	10.97	10.56	10.83
3628	NASDAQ	CENX	Fri, Sep 3, 2010	11.06	11.23	10.84	10.93
3627	NASDAQ	CENX	Thu, Sep 2, 2010	10.60	10.93	10.41	10.93
3626	NASDAQ	CENX	Wed, Sep 1, 2010	10.27	10.56	10.18	10.54
3625	NASDAQ	CENX	Tue, Aug 31, 2010	9.75	10.06	9.65	10.00
3624	NASDAQ	CENX	Mon, Aug 30, 2010	9.68	9.96	9.68	9.81
3623	NASDAQ	CENX	Fri, Aug 27, 2010	9.69	9.80	9.28	9.76
3622	NASDAQ	CENX	Thu, Aug 26, 2010	9.75	9.85	9.38	9.44
3621	NASDAQ	CENX	Wed, Aug 25, 2010	9.61	9.70	9.38	9.56
3620	NASDAQ	CENX	Tue, Aug 24, 2010	9.79	10.05	9.40	9.72
3619	NASDAQ	CENX	Mon, Aug 23, 2010	10.18	10.28	9.81	9.88
3618	NASDAQ	CENX	Fri, Aug 20, 2010	9.98	10.13	9.85	10.13
3617	NASDAQ	CENX	Thu, Aug 19, 2010	10.59	10.71	10.06	10.12
3616	NASDAQ	CENX	Wed, Aug 18, 2010	10.75	10.85	10.52	10.70
3615	NASDAQ	CENX	Tue, Aug 17, 2010	10.35	10.82	10.35	10.70
3614	NASDAQ	CENX	Mon, Aug 16, 2010	9.97	10.37	9.97	10.09
3613	NASDAQ	CENX	Fri, Aug 13, 2010	10.12	10.48	10.08	10.24
3612	NASDAQ	CENX	Thu, Aug 12, 2010	9.75	10.34	9.66	10.15
3611	NASDAQ	CENX	Wed, Aug 11, 2010	10.47	10.47	9.98	10.01
3610	NASDAQ	CENX	Tue, Aug 10, 2010	10.91	11.03	10.59	10.89
3609	NASDAQ	CENX	Mon, Aug 9, 2010	11.46	11.50	11.24	11.27
3608	NASDAQ	CENX	Fri, Aug 6, 2010	10.82	11.23	10.79	11.21
3607	NASDAQ	CENX	Thu, Aug 5, 2010	11.12	11.29	10.93	11.10
3606	NASDAQ	CENX	Wed, Aug 4, 2010	10.96	11.30	10.96	11.26
3605	NASDAQ	CENX	Tue, Aug 3, 2010	10.89	10.95	10.58	10.80
3604	NASDAQ	CENX	Mon, Aug 2, 2010	10.83	10.99	10.71	10.91
3603	NASDAQ	CENX	Fri, Jul 30, 2010	9.59	10.50	9.55	10.43
3602	NASDAQ	CENX	Thu, Jul 29, 2010	9.70	9.90	9.48	9.81
3601	NASDAQ	CENX	Wed, Jul 28, 2010	9.89	10.06	9.33	9.57
3600	NASDAQ	CENX	Tue, Jul 27, 2010	10.95	11.04	10.42	10.55
3599	NASDAQ	CENX	Mon, Jul 26, 2010	10.57	11.13	10.56	10.78
3598	NASDAQ	CENX	Fri, Jul 23, 2010	10.10	10.77	10.00	10.75
3597	NASDAQ	CENX	Thu, Jul 22, 2010	9.81	10.30	9.75	10.18
3596	NASDAQ	CENX	Wed, Jul 21, 2010	9.72	9.90	9.45	9.57
3595	NASDAQ	CENX	Tue, Jul 20, 2010	8.80	9.53	8.70	9.52
3594	NASDAQ	CENX	Mon, Jul 19, 2010	9.05	9.19	8.82	9.09
3593	NASDAQ	CENX	Fri, Jul 16, 2010	9.34	9.44	9.00	9.03
3592	NASDAQ	CENX	Thu, Jul 15, 2010	9.78	9.78	9.33	9.52
3591	NASDAQ	CENX	Wed, Jul 14, 2010	9.86	10.15	9.62	9.71
3590	NASDAQ	CENX	Tue, Jul 13, 2010	10.15	10.20	9.73	9.93
3589	NASDAQ	CENX	Mon, Jul 12, 2010	9.75	9.93	9.32	9.59
3588	NASDAQ	CENX	Fri, Jul 9, 2010	9.48	9.93	9.40	9.77
3587	NASDAQ	CENX	Thu, Jul 8, 2010	9.39	9.55	9.14	9.47
3586	NASDAQ	CENX	Wed, Jul 7, 2010	8.59	9.20	8.57	9.19
3585	NASDAQ	CENX	Tue, Jul 6, 2010	9.02	9.20	8.50	8.61
3584	NASDAQ	CENX	Fri, Jul 2, 2010	8.90	8.91	8.39	8.60
3583	NASDAQ	CENX	Thu, Jul 1, 2010	8.79	9.06	8.25	8.68
3582	NASDAQ	CENX	Wed, Jun 30, 2010	9.16	9.44	8.77	8.83
3581	NASDAQ	CENX	Tue, Jun 29, 2010	9.64	9.64	9.00	9.07
3580	NASDAQ	CENX	Mon, Jun 28, 2010	10.44	10.47	10.01	10.03
3579	NASDAQ	CENX	Fri, Jun 25, 2010	10.03	10.52	9.71	10.50
3578	NASDAQ	CENX	Thu, Jun 24, 2010	10.19	10.29	9.96	9.99
3577	NASDAQ	CENX	Wed, Jun 23, 2010	10.48	10.52	10.05	10.40
3576	NASDAQ	CENX	Tue, Jun 22, 2010	10.92	11.07	10.38	10.43
3575	NASDAQ	CENX	Mon, Jun 21, 2010	10.55	11.21	10.46	10.84
3574	NASDAQ	CENX	Fri, Jun 18, 2010	10.07	10.17	9.91	10.04
3573	NASDAQ	CENX	Thu, Jun 17, 2010	10.28	10.32	9.90	10.07
3572	NASDAQ	CENX	Wed, Jun 16, 2010	10.24	10.39	10.08	10.22
3571	NASDAQ	CENX	Tue, Jun 15, 2010	10.13	10.43	10.00	10.40
3570	NASDAQ	CENX	Mon, Jun 14, 2010	9.99	10.41	9.81	9.85
3569	NASDAQ	CENX	Fri, Jun 11, 2010	9.35	9.73	9.18	9.73
3568	NASDAQ	CENX	Thu, Jun 10, 2010	9.13	9.53	9.12	9.52
3567	NASDAQ	CENX	Wed, Jun 9, 2010	9.12	9.47	8.79	8.86
3566	NASDAQ	CENX	Tue, Jun 8, 2010	9.08	9.08	8.57	8.92
3565	NASDAQ	CENX	Mon, Jun 7, 2010	9.41	9.53	8.65	8.70
3564	NASDAQ	CENX	Fri, Jun 4, 2010	9.69	10.00	9.26	9.35
3563	NASDAQ	CENX	Thu, Jun 3, 2010	10.42	10.50	9.85	10.09
3562	NASDAQ	CENX	Wed, Jun 2, 2010	9.81	10.31	9.65	10.31
3561	NASDAQ	CENX	Tue, Jun 1, 2010	10.17	10.58	9.71	9.71
3560	NASDAQ	CENX	Fri, May 28, 2010	10.74	10.97	10.33	10.51
3559	NASDAQ	CENX	Thu, May 27, 2010	10.48	10.75	10.16	10.74
3558	NASDAQ	CENX	Wed, May 26, 2010	10.43	10.86	9.76	9.82
3557	NASDAQ	CENX	Tue, May 25, 2010	9.17	10.06	8.97	10.06
3556	NASDAQ	CENX	Mon, May 24, 2010	10.12	10.40	9.77	9.80
3555	NASDAQ	CENX	Fri, May 21, 2010	9.18	10.40	9.05	10.09
3554	NASDAQ	CENX	Thu, May 20, 2010	10.27	10.28	9.58	9.60
3553	NASDAQ	CENX	Wed, May 19, 2010	10.88	11.30	10.25	10.81
3552	NASDAQ	CENX	Tue, May 18, 2010	11.88	12.10	10.97	11.06
3551	NASDAQ	CENX	Mon, May 17, 2010	12.02	12.02	10.95	11.55
3550	NASDAQ	CENX	Fri, May 14, 2010	12.46	12.46	11.66	11.93
3549	NASDAQ	CENX	Thu, May 13, 2010	12.25	13.16	12.24	12.69
3548	NASDAQ	CENX	Wed, May 12, 2010	12.31	12.41	12.05	12.07
3547	NASDAQ	CENX	Tue, May 11, 2010	12.01	12.50	11.94	12.09
3546	NASDAQ	CENX	Mon, May 10, 2010	12.27	12.53	12.08	12.53
3545	NASDAQ	CENX	Fri, May 7, 2010	12.13	12.35	11.03	11.33
3544	NASDAQ	CENX	Thu, May 6, 2010	12.19	12.82	10.30	11.84
3543	NASDAQ	CENX	Wed, May 5, 2010	11.75	13.00	11.55	12.42
3542	NASDAQ	CENX	Tue, May 4, 2010	12.62	12.77	12.20	12.28
3541	NASDAQ	CENX	Mon, May 3, 2010	13.67	13.80	12.93	13.13
3540	NASDAQ	CENX	Fri, Apr 30, 2010	14.32	14.36	13.45	13.48
3539	NASDAQ	CENX	Thu, Apr 29, 2010	14.35	14.58	14.01	14.32
3538	NASDAQ	CENX	Wed, Apr 28, 2010	14.35	14.74	13.88	14.15
3537	NASDAQ	CENX	Tue, Apr 27, 2010	15.06	15.13	13.53	13.79
3536	NASDAQ	CENX	Mon, Apr 26, 2010	15.11	15.58	15.08	15.23
3535	NASDAQ	CENX	Fri, Apr 23, 2010	14.81	15.21	14.60	15.11
3534	NASDAQ	CENX	Thu, Apr 22, 2010	14.20	14.70	13.91	14.67
3533	NASDAQ	CENX	Wed, Apr 21, 2010	15.10	15.10	14.31	14.49
3532	NASDAQ	CENX	Tue, Apr 20, 2010	15.07	15.32	14.85	14.88
3531	NASDAQ	CENX	Mon, Apr 19, 2010	14.85	15.26	14.20	14.81
3530	NASDAQ	CENX	Fri, Apr 16, 2010	16.00	16.23	15.13	15.14
3529	NASDAQ	CENX	Thu, Apr 15, 2010	16.28	16.64	16.11	16.16
3528	NASDAQ	CENX	Wed, Apr 14, 2010	16.57	16.67	16.14	16.45
3527	NASDAQ	CENX	Tue, Apr 13, 2010	15.71	16.35	15.65	16.24
3526	NASDAQ	CENX	Mon, Apr 12, 2010	15.87	16.24	15.87	15.98
3525	NASDAQ	CENX	Fri, Apr 9, 2010	16.19	16.31	15.74	15.83
3524	NASDAQ	CENX	Thu, Apr 8, 2010	15.87	16.10	15.60	16.00
3523	NASDAQ	CENX	Wed, Apr 7, 2010	16.37	16.75	15.78	16.03
3522	NASDAQ	CENX	Tue, Apr 6, 2010	15.38	16.44	15.25	16.35
3521	NASDAQ	CENX	Mon, Apr 5, 2010	15.50	15.55	15.16	15.53
3520	NASDAQ	CENX	Thu, Apr 1, 2010	14.19	15.31	14.16	15.30
3519	NASDAQ	CENX	Wed, Mar 31, 2010	14.12	14.34	13.73	13.76
3518	NASDAQ	CENX	Tue, Mar 30, 2010	14.77	14.78	14.22	14.26
3517	NASDAQ	CENX	Mon, Mar 29, 2010	14.74	15.06	14.51	14.59
3516	NASDAQ	CENX	Fri, Mar 26, 2010	14.81	15.13	14.32	14.40
3515	NASDAQ	CENX	Thu, Mar 25, 2010	15.50	15.70	14.61	14.62
3514	NASDAQ	CENX	Wed, Mar 24, 2010	15.19	15.60	15.00	15.27
3513	NASDAQ	CENX	Tue, Mar 23, 2010	14.74	15.40	14.60	15.37
3512	NASDAQ	CENX	Mon, Mar 22, 2010	13.85	14.72	13.51	14.68
3511	NASDAQ	CENX	Fri, Mar 19, 2010	15.03	15.09	14.20	14.32
3510	NASDAQ	CENX	Thu, Mar 18, 2010	15.44	15.54	14.88	15.01
3509	NASDAQ	CENX	Wed, Mar 17, 2010	15.02	15.56	15.02	15.39
3508	NASDAQ	CENX	Tue, Mar 16, 2010	14.70	14.90	14.53	14.84
3507	NASDAQ	CENX	Mon, Mar 15, 2010	14.62	14.74	14.06	14.49
3506	NASDAQ	CENX	Fri, Mar 12, 2010	14.91	15.15	14.67	14.77
3505	NASDAQ	CENX	Thu, Mar 11, 2010	14.85	14.85	14.34	14.72
3504	NASDAQ	CENX	Wed, Mar 10, 2010	14.84	15.40	14.75	14.99
3503	NASDAQ	CENX	Tue, Mar 9, 2010	14.61	15.05	14.36	14.75
3502	NASDAQ	CENX	Mon, Mar 8, 2010	15.09	15.35	14.77	15.03
3501	NASDAQ	CENX	Fri, Mar 5, 2010	14.43	14.90	14.32	14.83
3500	NASDAQ	CENX	Thu, Mar 4, 2010	14.14	14.43	13.83	14.09
3499	NASDAQ	CENX	Wed, Mar 3, 2010	13.49	14.22	13.43	13.86
3498	NASDAQ	CENX	Tue, Mar 2, 2010	13.42	13.84	13.34	13.44
3497	NASDAQ	CENX	Mon, Mar 1, 2010	12.32	13.27	12.25	13.18
3496	NASDAQ	CENX	Fri, Feb 26, 2010	11.91	12.22	11.64	12.18
3495	NASDAQ	CENX	Thu, Feb 25, 2010	11.10	11.89	11.00	11.81
3494	NASDAQ	CENX	Wed, Feb 24, 2010	12.07	12.12	11.13	11.42
3493	NASDAQ	CENX	Tue, Feb 23, 2010	13.45	13.46	12.56	12.74
3492	NASDAQ	CENX	Mon, Feb 22, 2010	13.71	13.92	13.47	13.51
3491	NASDAQ	CENX	Fri, Feb 19, 2010	13.30	13.65	13.15	13.53
3490	NASDAQ	CENX	Thu, Feb 18, 2010	13.10	13.50	12.98	13.41
3489	NASDAQ	CENX	Wed, Feb 17, 2010	13.65	13.70	12.84	13.30
3488	NASDAQ	CENX	Tue, Feb 16, 2010	13.15	13.52	13.08	13.36
3487	NASDAQ	CENX	Fri, Feb 12, 2010	12.25	12.85	11.85	12.63
3486	NASDAQ	CENX	Thu, Feb 11, 2010	11.76	12.62	11.50	12.54
3485	NASDAQ	CENX	Wed, Feb 10, 2010	11.78	11.89	11.30	11.62
3484	NASDAQ	CENX	Tue, Feb 9, 2010	11.11	11.88	11.10	11.66
3483	NASDAQ	CENX	Mon, Feb 8, 2010	11.25	11.50	10.62	10.83
3482	NASDAQ	CENX	Fri, Feb 5, 2010	10.97	11.16	10.13	11.12
3481	NASDAQ	CENX	Thu, Feb 4, 2010	11.90	11.90	11.00	11.00
3480	NASDAQ	CENX	Wed, Feb 3, 2010	12.55	12.64	12.05	12.19
3479	NASDAQ	CENX	Tue, Feb 2, 2010	12.45	12.86	12.20	12.65
3478	NASDAQ	CENX	Mon, Feb 1, 2010	11.57	12.30	11.46	12.27
3477	NASDAQ	CENX	Fri, Jan 29, 2010	12.10	12.36	11.19	11.32
3476	NASDAQ	CENX	Thu, Jan 28, 2010	12.91	12.99	11.56	11.78
3475	NASDAQ	CENX	Wed, Jan 27, 2010	13.03	13.46	12.25	12.75
3474	NASDAQ	CENX	Tue, Jan 26, 2010	13.02	13.49	12.51	13.16
3473	NASDAQ	CENX	Mon, Jan 25, 2010	13.42	13.84	12.85	13.14
3472	NASDAQ	CENX	Fri, Jan 22, 2010	13.67	14.32	12.97	13.12
3471	NASDAQ	CENX	Thu, Jan 21, 2010	15.48	15.50	13.96	13.99
3470	NASDAQ	CENX	Wed, Jan 20, 2010	15.91	15.97	15.24	15.62
3469	NASDAQ	CENX	Tue, Jan 19, 2010	15.44	16.19	15.11	16.17
3468	NASDAQ	CENX	Fri, Jan 15, 2010	16.53	16.56	15.51	15.61
3467	NASDAQ	CENX	Thu, Jan 14, 2010	16.64	16.90	16.45	16.53
3466	NASDAQ	CENX	Wed, Jan 13, 2010	16.70	16.81	15.92	16.63
3465	NASDAQ	CENX	Tue, Jan 12, 2010	16.88	17.09	16.12	16.38
3464	NASDAQ	CENX	Mon, Jan 11, 2010	18.39	18.77	17.60	18.05
3463	NASDAQ	CENX	Fri, Jan 8, 2010	16.81	17.92	16.80	17.83
3462	NASDAQ	CENX	Thu, Jan 7, 2010	17.09	17.23	16.70	17.01
3461	NASDAQ	CENX	Wed, Jan 6, 2010	16.96	17.48	16.96	17.38
3460	NASDAQ	CENX	Tue, Jan 5, 2010	17.30	17.48	16.61	16.91
3459	NASDAQ	CENX	Mon, Jan 4, 2010	16.71	17.30	16.55	17.22
3458	NASDAQ	CENX	Thu, Dec 31, 2009	16.33	16.50	16.17	16.19
3457	NASDAQ	CENX	Wed, Dec 30, 2009	16.29	16.39	15.80	16.38
3456	NASDAQ	CENX	Tue, Dec 29, 2009	16.53	16.75	16.10	16.42
3455	NASDAQ	CENX	Mon, Dec 28, 2009	16.66	16.90	16.17	16.34
3454	NASDAQ	CENX	Thu, Dec 24, 2009	16.48	16.67	16.36	16.47
3453	NASDAQ	CENX	Wed, Dec 23, 2009	15.87	16.40	15.65	16.33
3452	NASDAQ	CENX	Tue, Dec 22, 2009	15.44	15.80	14.67	15.74
3451	NASDAQ	CENX	Mon, Dec 21, 2009	15.73	16.10	15.52	15.54
3450	NASDAQ	CENX	Fri, Dec 18, 2009	14.70	15.44	14.45	15.42
3449	NASDAQ	CENX	Thu, Dec 17, 2009	14.10	14.61	14.01	14.39
3448	NASDAQ	CENX	Wed, Dec 16, 2009	13.33	14.45	13.33	14.41
3447	NASDAQ	CENX	Tue, Dec 15, 2009	12.83	13.43	12.71	13.09
3446	NASDAQ	CENX	Mon, Dec 14, 2009	12.80	13.55	12.80	13.43
3445	NASDAQ	CENX	Fri, Dec 11, 2009	11.75	12.74	11.70	12.61
3444	NASDAQ	CENX	Thu, Dec 10, 2009	11.07	11.71	11.05	11.48
3443	NASDAQ	CENX	Wed, Dec 9, 2009	10.51	10.96	10.37	10.95
3442	NASDAQ	CENX	Tue, Dec 8, 2009	10.43	10.70	10.20	10.44
3441	NASDAQ	CENX	Mon, Dec 7, 2009	10.20	10.86	10.19	10.66
3440	NASDAQ	CENX	Fri, Dec 4, 2009	10.81	10.88	9.97	10.32
3439	NASDAQ	CENX	Thu, Dec 3, 2009	10.90	10.90	10.36	10.40
3438	NASDAQ	CENX	Wed, Dec 2, 2009	10.21	10.86	10.15	10.86
3437	NASDAQ	CENX	Tue, Dec 1, 2009	9.96	10.32	9.84	10.17
3436	NASDAQ	CENX	Mon, Nov 30, 2009	9.76	9.92	9.55	9.75
3435	NASDAQ	CENX	Fri, Nov 27, 2009	9.30	9.92	9.28	9.74
3434	NASDAQ	CENX	Wed, Nov 25, 2009	9.86	10.15	9.82	10.10
3433	NASDAQ	CENX	Tue, Nov 24, 2009	9.70	9.86	9.46	9.77
3432	NASDAQ	CENX	Mon, Nov 23, 2009	10.16	10.24	9.66	9.78
3431	NASDAQ	CENX	Fri, Nov 20, 2009	9.58	9.89	9.56	9.89
3430	NASDAQ	CENX	Thu, Nov 19, 2009	9.99	10.03	9.50	9.75
3429	NASDAQ	CENX	Wed, Nov 18, 2009	10.08	10.35	9.92	10.26
3428	NASDAQ	CENX	Tue, Nov 17, 2009	9.40	9.96	9.25	9.90
3427	NASDAQ	CENX	Mon, Nov 16, 2009	9.26	9.62	9.26	9.49
3426	NASDAQ	CENX	Fri, Nov 13, 2009	9.03	9.19	8.86	9.09
3425	NASDAQ	CENX	Thu, Nov 12, 2009	9.24	9.48	8.99	9.02
3424	NASDAQ	CENX	Wed, Nov 11, 2009	9.44	9.66	9.30	9.39
3423	NASDAQ	CENX	Tue, Nov 10, 2009	9.41	9.54	9.07	9.31
3422	NASDAQ	CENX	Mon, Nov 9, 2009	9.23	9.48	9.20	9.48
3421	NASDAQ	CENX	Fri, Nov 6, 2009	8.65	9.19	8.62	8.99
3420	NASDAQ	CENX	Thu, Nov 5, 2009	8.69	8.94	8.59	8.94
3419	NASDAQ	CENX	Wed, Nov 4, 2009	8.99	9.06	8.46	8.52
3418	NASDAQ	CENX	Tue, Nov 3, 2009	8.34	8.76	8.16	8.70
3417	NASDAQ	CENX	Mon, Nov 2, 2009	8.81	9.10	8.15	8.45
3416	NASDAQ	CENX	Fri, Oct 30, 2009	9.29	9.33	8.32	8.67
3415	NASDAQ	CENX	Thu, Oct 29, 2009	8.67	9.37	8.63	9.28
3414	NASDAQ	CENX	Wed, Oct 28, 2009	9.06	9.10	8.26	8.29
3413	NASDAQ	CENX	Tue, Oct 27, 2009	9.78	9.86	9.02	9.05
3412	NASDAQ	CENX	Mon, Oct 26, 2009	10.35	10.74	9.67	9.73
3411	NASDAQ	CENX	Fri, Oct 23, 2009	10.92	10.99	10.28	10.32
3410	NASDAQ	CENX	Thu, Oct 22, 2009	10.88	10.93	10.45	10.77
3409	NASDAQ	CENX	Wed, Oct 21, 2009	10.56	11.34	10.50	10.81
3408	NASDAQ	CENX	Tue, Oct 20, 2009	11.00	11.30	10.60	10.72
3407	NASDAQ	CENX	Mon, Oct 19, 2009	10.74	10.96	10.45	10.90
3406	NASDAQ	CENX	Fri, Oct 16, 2009	10.69	10.77	10.51	10.65
3405	NASDAQ	CENX	Thu, Oct 15, 2009	10.74	11.05	10.60	10.93
3404	NASDAQ	CENX	Wed, Oct 14, 2009	10.89	10.98	10.71	10.92
3403	NASDAQ	CENX	Tue, Oct 13, 2009	10.50	10.79	10.21	10.65
3402	NASDAQ	CENX	Mon, Oct 12, 2009	10.81	11.02	10.50	10.52
3401	NASDAQ	CENX	Fri, Oct 9, 2009	10.57	10.85	10.41	10.69
3400	NASDAQ	CENX	Thu, Oct 8, 2009	10.63	11.04	10.50	10.76
3399	NASDAQ	CENX	Wed, Oct 7, 2009	9.29	9.65	9.22	9.65
3398	NASDAQ	CENX	Tue, Oct 6, 2009	9.32	9.60	8.98	9.28
3397	NASDAQ	CENX	Mon, Oct 5, 2009	8.40	8.98	8.33	8.94
3396	NASDAQ	CENX	Fri, Oct 2, 2009	8.05	8.72	8.00	8.28
3395	NASDAQ	CENX	Thu, Oct 1, 2009	9.31	9.35	8.57	8.58
3394	NASDAQ	CENX	Wed, Sep 30, 2009	9.75	9.80	9.27	9.35
3393	NASDAQ	CENX	Tue, Sep 29, 2009	9.94	10.00	9.48	9.57
3392	NASDAQ	CENX	Mon, Sep 28, 2009	9.51	9.85	9.23	9.78
3391	NASDAQ	CENX	Fri, Sep 25, 2009	9.52	9.83	9.38	9.46
3390	NASDAQ	CENX	Thu, Sep 24, 2009	10.51	10.58	9.64	9.76
3389	NASDAQ	CENX	Wed, Sep 23, 2009	10.99	11.04	10.30	10.33
3388	NASDAQ	CENX	Tue, Sep 22, 2009	11.00	11.11	10.80	10.85
3387	NASDAQ	CENX	Mon, Sep 21, 2009	10.87	10.87	10.55	10.69
3386	NASDAQ	CENX	Fri, Sep 18, 2009	11.37	11.45	10.84	11.29
3385	NASDAQ	CENX	Thu, Sep 17, 2009	11.68	12.11	10.80	11.06
3384	NASDAQ	CENX	Wed, Sep 16, 2009	11.50	11.98	11.42	11.70
3383	NASDAQ	CENX	Tue, Sep 15, 2009	10.65	11.35	10.62	11.18
3382	NASDAQ	CENX	Mon, Sep 14, 2009	10.23	10.64	10.15	10.58
3381	NASDAQ	CENX	Fri, Sep 11, 2009	10.82	11.00	10.56	10.74
3380	NASDAQ	CENX	Thu, Sep 10, 2009	10.30	10.80	10.04	10.60
3379	NASDAQ	CENX	Wed, Sep 9, 2009	10.07	10.55	9.96	10.27
3378	NASDAQ	CENX	Tue, Sep 8, 2009	9.94	10.12	9.82	10.03
3377	NASDAQ	CENX	Fri, Sep 4, 2009	9.71	9.80	9.26	9.60
3376	NASDAQ	CENX	Thu, Sep 3, 2009	9.41	9.71	9.34	9.68
3375	NASDAQ	CENX	Wed, Sep 2, 2009	9.19	9.33	8.87	9.05
3374	NASDAQ	CENX	Tue, Sep 1, 2009	10.04	10.33	9.33	9.33
3373	NASDAQ	CENX	Mon, Aug 31, 2009	10.77	10.77	10.13	10.23
3372	NASDAQ	CENX	Fri, Aug 28, 2009	11.46	11.54	10.90	11.09
3371	NASDAQ	CENX	Thu, Aug 27, 2009	10.85	11.32	10.40	11.20
3370	NASDAQ	CENX	Wed, Aug 26, 2009	11.17	11.24	10.75	11.06
3369	NASDAQ	CENX	Tue, Aug 25, 2009	11.65	11.90	11.24	11.29
3368	NASDAQ	CENX	Mon, Aug 24, 2009	11.73	12.18	11.31	11.38
3367	NASDAQ	CENX	Fri, Aug 21, 2009	11.65	11.75	11.32	11.39
3366	NASDAQ	CENX	Thu, Aug 20, 2009	11.17	11.72	11.15	11.35
3365	NASDAQ	CENX	Wed, Aug 19, 2009	10.86	11.40	10.70	11.11
3364	NASDAQ	CENX	Tue, Aug 18, 2009	11.00	11.63	10.98	11.54
3363	NASDAQ	CENX	Mon, Aug 17, 2009	10.69	10.89	10.14	10.74
3362	NASDAQ	CENX	Fri, Aug 14, 2009	11.79	12.10	11.24	11.55
3361	NASDAQ	CENX	Thu, Aug 13, 2009	10.89	11.62	10.64	11.58
3360	NASDAQ	CENX	Wed, Aug 12, 2009	9.73	10.65	9.69	10.44
3359	NASDAQ	CENX	Tue, Aug 11, 2009	10.36	10.36	9.80	10.02
3358	NASDAQ	CENX	Mon, Aug 10, 2009	10.86	10.98	10.40	10.55
3357	NASDAQ	CENX	Fri, Aug 7, 2009	11.47	11.62	10.59	10.97
3356	NASDAQ	CENX	Thu, Aug 6, 2009	11.03	11.30	10.43	10.85
3355	NASDAQ	CENX	Wed, Aug 5, 2009	10.46	10.96	10.13	10.82
3354	NASDAQ	CENX	Tue, Aug 4, 2009	9.59	10.66	9.30	10.37
3353	NASDAQ	CENX	Mon, Aug 3, 2009	9.04	9.95	8.89	9.66
3352	NASDAQ	CENX	Fri, Jul 31, 2009	7.69	8.55	7.69	8.38
3351	NASDAQ	CENX	Thu, Jul 30, 2009	7.46	7.82	7.46	7.69
3350	NASDAQ	CENX	Wed, Jul 29, 2009	7.43	7.45	7.12	7.25
3349	NASDAQ	CENX	Tue, Jul 28, 2009	7.59	7.78	7.17	7.58
3348	NASDAQ	CENX	Mon, Jul 27, 2009	7.39	7.80	7.30	7.78
3347	NASDAQ	CENX	Fri, Jul 24, 2009	6.66	7.32	6.55	7.30
3346	NASDAQ	CENX	Thu, Jul 23, 2009	6.25	6.71	6.25	6.71
3345	NASDAQ	CENX	Wed, Jul 22, 2009	6.04	6.29	6.04	6.21
3344	NASDAQ	CENX	Tue, Jul 21, 2009	6.71	6.72	6.02	6.27
3343	NASDAQ	CENX	Mon, Jul 20, 2009	6.33	6.63	6.33	6.53
3342	NASDAQ	CENX	Fri, Jul 17, 2009	6.51	6.58	6.06	6.12
3341	NASDAQ	CENX	Thu, Jul 16, 2009	6.04	6.58	5.91	6.51
3340	NASDAQ	CENX	Wed, Jul 15, 2009	5.70	6.08	5.62	6.02
3339	NASDAQ	CENX	Tue, Jul 14, 2009	5.47	5.62	5.32	5.47
3338	NASDAQ	CENX	Mon, Jul 13, 2009	5.28	5.45	4.92	5.43
3337	NASDAQ	CENX	Fri, Jul 10, 2009	5.05	5.26	4.96	5.23
3336	NASDAQ	CENX	Thu, Jul 9, 2009	5.30	5.46	5.18	5.20
3335	NASDAQ	CENX	Wed, Jul 8, 2009	5.36	5.51	4.70	5.12
3334	NASDAQ	CENX	Tue, Jul 7, 2009	5.22	5.56	5.10	5.34
3333	NASDAQ	CENX	Mon, Jul 6, 2009	5.33	5.58	5.13	5.22
3332	NASDAQ	CENX	Thu, Jul 2, 2009	5.91	6.09	5.70	5.79
3331	NASDAQ	CENX	Wed, Jul 1, 2009	6.31	6.53	6.08	6.09
3330	NASDAQ	CENX	Tue, Jun 30, 2009	6.25	6.43	6.05	6.25
3329	NASDAQ	CENX	Mon, Jun 29, 2009	6.64	6.65	6.19	6.27
3328	NASDAQ	CENX	Fri, Jun 26, 2009	6.15	6.68	6.11	6.67
3327	NASDAQ	CENX	Thu, Jun 25, 2009	5.98	6.25	5.83	6.19
3326	NASDAQ	CENX	Wed, Jun 24, 2009	5.69	6.30	5.60	5.99
3325	NASDAQ	CENX	Tue, Jun 23, 2009	5.54	5.72	5.04	5.45
3324	NASDAQ	CENX	Mon, Jun 22, 2009	6.17	6.20	5.45	5.47
3323	NASDAQ	CENX	Fri, Jun 19, 2009	6.78	6.79	6.40	6.47
3322	NASDAQ	CENX	Thu, Jun 18, 2009	6.80	6.82	6.35	6.48
3321	NASDAQ	CENX	Wed, Jun 17, 2009	7.02	7.10	6.21	6.57
3320	NASDAQ	CENX	Tue, Jun 16, 2009	7.60	8.10	6.87	7.08
3319	NASDAQ	CENX	Mon, Jun 15, 2009	7.35	7.60	7.30	7.45
3318	NASDAQ	CENX	Fri, Jun 12, 2009	7.56	7.90	7.35	7.81
3317	NASDAQ	CENX	Thu, Jun 11, 2009	7.20	8.05	7.12	7.90
3316	NASDAQ	CENX	Wed, Jun 10, 2009	6.57	7.19	6.55	6.97
3315	NASDAQ	CENX	Tue, Jun 9, 2009	6.27	6.40	6.09	6.24
3314	NASDAQ	CENX	Mon, Jun 8, 2009	6.20	6.28	6.00	6.21
3313	NASDAQ	CENX	Fri, Jun 5, 2009	6.52	6.64	6.23	6.35
3312	NASDAQ	CENX	Thu, Jun 4, 2009	6.09	6.25	5.86	6.18
3311	NASDAQ	CENX	Wed, Jun 3, 2009	6.29	6.33	5.75	5.87
3310	NASDAQ	CENX	Tue, Jun 2, 2009	6.27	6.49	6.20	6.42
3309	NASDAQ	CENX	Mon, Jun 1, 2009	6.27	6.40	6.10	6.33
3308	NASDAQ	CENX	Fri, May 29, 2009	6.50	6.50	5.80	6.01
3307	NASDAQ	CENX	Thu, May 28, 2009	6.40	6.53	6.06	6.31
3306	NASDAQ	CENX	Wed, May 27, 2009	6.59	6.80	6.20	6.24
3305	NASDAQ	CENX	Tue, May 26, 2009	6.00	6.70	5.81	6.54
3304	NASDAQ	CENX	Fri, May 22, 2009	6.42	6.59	6.12	6.14
3303	NASDAQ	CENX	Thu, May 21, 2009	6.25	6.43	6.00	6.28
3302	NASDAQ	CENX	Wed, May 20, 2009	6.85	7.33	6.54	6.60
3301	NASDAQ	CENX	Tue, May 19, 2009	6.18	6.82	6.11	6.50
3300	NASDAQ	CENX	Mon, May 18, 2009	5.81	6.19	5.70	6.17
3299	NASDAQ	CENX	Fri, May 15, 2009	5.81	6.13	5.32	5.50
3298	NASDAQ	CENX	Thu, May 14, 2009	5.00	5.88	4.84	5.69
3297	NASDAQ	CENX	Wed, May 13, 2009	6.25	6.25	5.10	5.18
3296	NASDAQ	CENX	Tue, May 12, 2009	7.25	7.40	6.10	6.51
3295	NASDAQ	CENX	Mon, May 11, 2009	6.90	7.13	6.60	7.02
3294	NASDAQ	CENX	Fri, May 8, 2009	7.61	7.68	7.05	7.33
3293	NASDAQ	CENX	Thu, May 7, 2009	8.25	8.37	6.85	7.02
3292	NASDAQ	CENX	Wed, May 6, 2009	7.99	8.39	7.58	7.93
3291	NASDAQ	CENX	Tue, May 5, 2009	7.28	7.85	6.77	7.68
3290	NASDAQ	CENX	Mon, May 4, 2009	6.10	7.08	6.02	6.93
3289	NASDAQ	CENX	Fri, May 1, 2009	4.04	5.60	4.02	5.29
3288	NASDAQ	CENX	Thu, Apr 30, 2009	3.88	4.15	3.86	4.04
3287	NASDAQ	CENX	Wed, Apr 29, 2009	3.56	3.81	3.55	3.76
3286	NASDAQ	CENX	Tue, Apr 28, 2009	3.50	3.65	3.30	3.52
3285	NASDAQ	CENX	Mon, Apr 27, 2009	3.51	3.78	3.50	3.56
3284	NASDAQ	CENX	Fri, Apr 24, 2009	3.67	3.90	3.62	3.79
3283	NASDAQ	CENX	Thu, Apr 23, 2009	3.65	3.84	3.43	3.59
3282	NASDAQ	CENX	Wed, Apr 22, 2009	3.20	3.75	3.14	3.57
3281	NASDAQ	CENX	Tue, Apr 21, 2009	2.85	3.44	2.75	3.36
3280	NASDAQ	CENX	Mon, Apr 20, 2009	3.70	3.70	2.92	2.94
3279	NASDAQ	CENX	Fri, Apr 17, 2009	3.88	3.90	3.68	3.82
3278	NASDAQ	CENX	Thu, Apr 16, 2009	3.98	3.98	3.71	3.85
3277	NASDAQ	CENX	Wed, Apr 15, 2009	3.66	3.84	3.60	3.84
3276	NASDAQ	CENX	Tue, Apr 14, 2009	3.91	4.20	3.60	3.68
3275	NASDAQ	CENX	Mon, Apr 13, 2009	3.54	4.15	3.45	3.91
3274	NASDAQ	CENX	Thu, Apr 9, 2009	3.27	3.60	3.16	3.60
3273	NASDAQ	CENX	Wed, Apr 8, 2009	3.17	3.21	2.86	3.01
3272	NASDAQ	CENX	Tue, Apr 7, 2009	3.15	3.30	2.93	3.03
3271	NASDAQ	CENX	Mon, Apr 6, 2009	3.85	3.90	3.30	3.42
3270	NASDAQ	CENX	Fri, Apr 3, 2009	3.02	3.93	3.00	3.72
3269	NASDAQ	CENX	Thu, Apr 2, 2009	2.47	2.99	2.47	2.99
3268	NASDAQ	CENX	Wed, Apr 1, 2009	1.97	2.30	1.90	2.30
3267	NASDAQ	CENX	Tue, Mar 31, 2009	2.05	2.14	2.00	2.11
3266	NASDAQ	CENX	Mon, Mar 30, 2009	2.16	2.19	1.88	1.93
3265	NASDAQ	CENX	Fri, Mar 27, 2009	2.30	2.52	2.16	2.47
3264	NASDAQ	CENX	Thu, Mar 26, 2009	2.29	2.44	2.16	2.34
3263	NASDAQ	CENX	Wed, Mar 25, 2009	1.89	2.27	1.89	2.05
3262	NASDAQ	CENX	Tue, Mar 24, 2009	1.96	2.07	1.86	1.92
3261	NASDAQ	CENX	Mon, Mar 23, 2009	1.98	2.10	1.83	2.03
3260	NASDAQ	CENX	Fri, Mar 20, 2009	2.21	2.22	1.72	1.74
3259	NASDAQ	CENX	Thu, Mar 19, 2009	1.95	2.27	1.76	2.17
3258	NASDAQ	CENX	Wed, Mar 18, 2009	1.59	1.73	1.40	1.65
3257	NASDAQ	CENX	Tue, Mar 17, 2009	1.53	1.59	1.26	1.59
3256	NASDAQ	CENX	Mon, Mar 16, 2009	1.67	1.79	1.45	1.54
3255	NASDAQ	CENX	Fri, Mar 13, 2009	1.69	1.77	1.45	1.52
3254	NASDAQ	CENX	Thu, Mar 12, 2009	1.51	1.60	1.18	1.60
3253	NASDAQ	CENX	Wed, Mar 11, 2009	1.90	1.90	1.40	1.51
3252	NASDAQ	CENX	Tue, Mar 10, 2009	1.16	1.49	1.15	1.36
3251	NASDAQ	CENX	Mon, Mar 9, 2009	1.09	1.18	1.04	1.06
3250	NASDAQ	CENX	Fri, Mar 6, 2009	1.27	1.29	1.06	1.10
3249	NASDAQ	CENX	Thu, Mar 5, 2009	1.45	1.51	1.20	1.20
3248	NASDAQ	CENX	Wed, Mar 4, 2009	1.55	1.60	1.35	1.50
3247	NASDAQ	CENX	Tue, Mar 3, 2009	1.70	1.75	1.31	1.41
3246	NASDAQ	CENX	Mon, Mar 2, 2009	2.20	2.20	1.63	1.68
3245	NASDAQ	CENX	Fri, Feb 27, 2009	2.22	2.41	2.20	2.22
3244	NASDAQ	CENX	Thu, Feb 26, 2009	2.26	2.69	2.26	2.42
3243	NASDAQ	CENX	Wed, Feb 25, 2009	2.45	2.45	2.21	2.26
3242	NASDAQ	CENX	Tue, Feb 24, 2009	2.32	2.52	2.19	2.47
3241	NASDAQ	CENX	Mon, Feb 23, 2009	2.32	2.49	2.30	2.32
3240	NASDAQ	CENX	Fri, Feb 20, 2009	2.79	2.85	2.11	2.22
3239	NASDAQ	CENX	Thu, Feb 19, 2009	3.21	3.42	2.87	2.87
3238	NASDAQ	CENX	Wed, Feb 18, 2009	3.33	3.36	3.03	3.17
3237	NASDAQ	CENX	Tue, Feb 17, 2009	3.70	3.70	3.26	3.26
3236	NASDAQ	CENX	Fri, Feb 13, 2009	3.99	4.09	3.77	3.84
3235	NASDAQ	CENX	Thu, Feb 12, 2009	4.01	4.01	3.66	3.97
3234	NASDAQ	CENX	Wed, Feb 11, 2009	4.05	4.15	3.76	3.94
3233	NASDAQ	CENX	Tue, Feb 10, 2009	4.26	4.56	3.91	3.99
3232	NASDAQ	CENX	Mon, Feb 9, 2009	4.40	4.50	4.20	4.27
3231	NASDAQ	CENX	Fri, Feb 6, 2009	4.20	4.41	4.13	4.35
3230	NASDAQ	CENX	Thu, Feb 5, 2009	3.98	4.19	3.86	4.12
3229	NASDAQ	CENX	Wed, Feb 4, 2009	4.05	4.15	3.73	4.00
3228	NASDAQ	CENX	Tue, Feb 3, 2009	3.81	4.07	3.60	4.02
3227	NASDAQ	CENX	Mon, Feb 2, 2009	3.55	3.81	3.30	3.70
3226	NASDAQ	CENX	Fri, Jan 30, 2009	4.42	4.42	3.43	3.55
3225	NASDAQ	CENX	Thu, Jan 29, 2009	4.61	4.78	4.11	4.28
3224	NASDAQ	CENX	Wed, Jan 28, 2009	5.67	5.75	4.01	4.60
3223	NASDAQ	CENX	Tue, Jan 27, 2009	7.53	7.81	7.25	7.35
3222	NASDAQ	CENX	Mon, Jan 26, 2009	7.73	8.09	7.29	7.41
3221	NASDAQ	CENX	Fri, Jan 23, 2009	7.26	7.91	7.05	7.65
3220	NASDAQ	CENX	Thu, Jan 22, 2009	7.78	7.84	7.29	7.37
3219	NASDAQ	CENX	Wed, Jan 21, 2009	7.19	8.00	6.89	8.00
3218	NASDAQ	CENX	Tue, Jan 20, 2009	8.34	8.35	7.40	7.41
3217	NASDAQ	CENX	Fri, Jan 16, 2009	8.72	8.90	8.03	8.49
3216	NASDAQ	CENX	Thu, Jan 15, 2009	8.14	8.71	7.51	8.49
3215	NASDAQ	CENX	Wed, Jan 14, 2009	8.86	8.98	8.12	8.17
3214	NASDAQ	CENX	Tue, Jan 13, 2009	9.46	9.59	8.70	9.16
3213	NASDAQ	CENX	Mon, Jan 12, 2009	11.52	11.56	9.25	9.41
3212	NASDAQ	CENX	Fri, Jan 9, 2009	12.05	12.12	11.47	11.62
3211	NASDAQ	CENX	Thu, Jan 8, 2009	11.38	12.10	11.09	12.05
3210	NASDAQ	CENX	Wed, Jan 7, 2009	11.99	11.99	11.43	11.57
3209	NASDAQ	CENX	Tue, Jan 6, 2009	12.35	12.80	12.08	12.55
3208	NASDAQ	CENX	Mon, Jan 5, 2009	11.56	12.13	10.91	11.91
3207	NASDAQ	CENX	Fri, Jan 2, 2009	10.10	11.80	10.10	11.72
3206	NASDAQ	CENX	Wed, Dec 31, 2008	9.39	10.22	9.39	10.00
3205	NASDAQ	CENX	Tue, Dec 30, 2008	8.90	9.46	8.71	9.45
3204	NASDAQ	CENX	Mon, Dec 29, 2008	9.03	9.25	8.68	8.87
3203	NASDAQ	CENX	Fri, Dec 26, 2008	8.61	9.02	8.42	9.00
3202	NASDAQ	CENX	Wed, Dec 24, 2008	8.54	8.62	8.44	8.55
3201	NASDAQ	CENX	Tue, Dec 23, 2008	8.48	8.83	8.10	8.49
3200	NASDAQ	CENX	Mon, Dec 22, 2008	8.68	8.85	8.12	8.35
3199	NASDAQ	CENX	Fri, Dec 19, 2008	8.26	8.80	8.12	8.68
3198	NASDAQ	CENX	Thu, Dec 18, 2008	9.80	9.92	8.60	8.67
3197	NASDAQ	CENX	Wed, Dec 17, 2008	8.95	10.17	8.93	9.72
3196	NASDAQ	CENX	Tue, Dec 16, 2008	9.60	9.65	8.95	9.54
3195	NASDAQ	CENX	Mon, Dec 15, 2008	9.51	10.25	9.11	9.28
3194	NASDAQ	CENX	Fri, Dec 12, 2008	8.34	9.50	8.10	9.42
3193	NASDAQ	CENX	Thu, Dec 11, 2008	8.87	9.88	8.18	8.90
3192	NASDAQ	CENX	Wed, Dec 10, 2008	7.88	9.34	7.77	9.21
3191	NASDAQ	CENX	Tue, Dec 9, 2008	6.96	8.00	6.77	7.40
3190	NASDAQ	CENX	Mon, Dec 8, 2008	6.32	7.25	6.27	7.11
3189	NASDAQ	CENX	Fri, Dec 5, 2008	5.77	6.13	5.38	5.96
3188	NASDAQ	CENX	Thu, Dec 4, 2008	6.85	6.99	5.79	5.92
3187	NASDAQ	CENX	Wed, Dec 3, 2008	6.75	7.02	6.21	6.95
3186	NASDAQ	CENX	Tue, Dec 2, 2008	6.50	6.78	6.13	6.55
3185	NASDAQ	CENX	Mon, Dec 1, 2008	7.89	7.89	6.30	6.30
3184	NASDAQ	CENX	Fri, Nov 28, 2008	7.89	8.28	7.58	8.15
3183	NASDAQ	CENX	Wed, Nov 26, 2008	6.21	7.92	6.21	7.88
3182	NASDAQ	CENX	Tue, Nov 25, 2008	6.18	6.65	5.96	6.57
3181	NASDAQ	CENX	Mon, Nov 24, 2008	5.08	6.33	5.00	6.10
3180	NASDAQ	CENX	Fri, Nov 21, 2008	4.83	5.22	4.54	5.18
3179	NASDAQ	CENX	Thu, Nov 20, 2008	5.82	5.93	4.35	4.42
3178	NASDAQ	CENX	Wed, Nov 19, 2008	8.05	8.21	5.78	6.12
3177	NASDAQ	CENX	Tue, Nov 18, 2008	9.65	9.98	8.43	8.74
3176	NASDAQ	CENX	Mon, Nov 17, 2008	12.03	12.25	9.57	9.65
3175	NASDAQ	CENX	Fri, Nov 14, 2008	12.15	13.19	11.65	12.12
3174	NASDAQ	CENX	Thu, Nov 13, 2008	10.97	12.41	9.86	12.36
3173	NASDAQ	CENX	Wed, Nov 12, 2008	11.68	11.69	10.82	10.87
3172	NASDAQ	CENX	Tue, Nov 11, 2008	12.52	12.63	11.29	12.00
3171	NASDAQ	CENX	Mon, Nov 10, 2008	14.08	14.63	12.67	13.01
3170	NASDAQ	CENX	Fri, Nov 7, 2008	12.08	13.64	12.08	13.59
3169	NASDAQ	CENX	Thu, Nov 6, 2008	13.53	13.98	11.99	12.00
3168	NASDAQ	CENX	Wed, Nov 5, 2008	14.38	14.53	13.43	13.53
3167	NASDAQ	CENX	Tue, Nov 4, 2008	14.88	15.25	14.08	14.73
3166	NASDAQ	CENX	Mon, Nov 3, 2008	12.49	14.96	12.49	14.34
3165	NASDAQ	CENX	Fri, Oct 31, 2008	12.20	13.04	11.78	12.57
3164	NASDAQ	CENX	Thu, Oct 30, 2008	12.61	13.00	11.29	12.31
3163	NASDAQ	CENX	Wed, Oct 29, 2008	10.52	12.59	9.75	12.05
3162	NASDAQ	CENX	Tue, Oct 28, 2008	9.66	10.40	8.78	10.34
3161	NASDAQ	CENX	Mon, Oct 27, 2008	9.93	10.76	9.10	9.28
3160	NASDAQ	CENX	Fri, Oct 24, 2008	8.20	10.37	8.20	9.92
3159	NASDAQ	CENX	Thu, Oct 23, 2008	11.85	11.85	9.19	9.64
3158	NASDAQ	CENX	Wed, Oct 22, 2008	12.97	13.35	10.71	11.28
3157	NASDAQ	CENX	Tue, Oct 21, 2008	14.36	14.87	13.66	13.93
3156	NASDAQ	CENX	Mon, Oct 20, 2008	14.06	15.25	13.93	15.23
3155	NASDAQ	CENX	Fri, Oct 17, 2008	12.81	18.52	12.31	13.59
3154	NASDAQ	CENX	Thu, Oct 16, 2008	11.49	13.91	11.49	13.79
3153	NASDAQ	CENX	Wed, Oct 15, 2008	14.61	14.93	11.00	11.03
3152	NASDAQ	CENX	Tue, Oct 14, 2008	16.99	17.46	14.85	15.33
3151	NASDAQ	CENX	Mon, Oct 13, 2008	15.98	16.12	14.13	16.07
3150	NASDAQ	CENX	Fri, Oct 10, 2008	13.72	14.82	11.92	13.19
3149	NASDAQ	CENX	Thu, Oct 9, 2008	17.46	18.69	14.71	15.06
3148	NASDAQ	CENX	Wed, Oct 8, 2008	17.00	18.40	15.00	17.38
3147	NASDAQ	CENX	Tue, Oct 7, 2008	19.83	20.10	17.64	17.90
3146	NASDAQ	CENX	Mon, Oct 6, 2008	20.71	20.71	15.82	18.10
3145	NASDAQ	CENX	Fri, Oct 3, 2008	22.41	23.52	20.57	20.96
3144	NASDAQ	CENX	Thu, Oct 2, 2008	25.86	26.49	22.50	22.55
3143	NASDAQ	CENX	Wed, Oct 1, 2008	27.32	27.38	25.51	26.53
3142	NASDAQ	CENX	Tue, Sep 30, 2008	26.88	27.91	26.13	27.69
3141	NASDAQ	CENX	Mon, Sep 29, 2008	32.23	32.73	25.09	26.15
3140	NASDAQ	CENX	Fri, Sep 26, 2008	34.33	35.31	32.71	33.28
3139	NASDAQ	CENX	Thu, Sep 25, 2008	35.56	36.80	35.20	35.41
3138	NASDAQ	CENX	Wed, Sep 24, 2008	36.01	37.15	35.58	35.58
3137	NASDAQ	CENX	Tue, Sep 23, 2008	40.03	40.58	35.43	35.68
3136	NASDAQ	CENX	Mon, Sep 22, 2008	40.35	41.79	39.27	40.23
3135	NASDAQ	CENX	Fri, Sep 19, 2008	37.39	40.23	37.31	40.23
3134	NASDAQ	CENX	Thu, Sep 18, 2008	38.44	40.13	33.51	36.85
3133	NASDAQ	CENX	Wed, Sep 17, 2008	37.16	38.95	34.92	37.79
3132	NASDAQ	CENX	Tue, Sep 16, 2008	36.00	39.15	34.35	38.88
3131	NASDAQ	CENX	Mon, Sep 15, 2008	39.04	39.94	36.22	36.61
3130	NASDAQ	CENX	Fri, Sep 12, 2008	39.03	41.56	38.36	41.23
3129	NASDAQ	CENX	Thu, Sep 11, 2008	39.26	40.03	37.28	39.18
3128	NASDAQ	CENX	Wed, Sep 10, 2008	37.67	40.61	37.54	39.56
3127	NASDAQ	CENX	Tue, Sep 9, 2008	39.41	39.68	36.96	37.29
3126	NASDAQ	CENX	Mon, Sep 8, 2008	42.20	43.25	38.92	39.70
3125	NASDAQ	CENX	Fri, Sep 5, 2008	40.18	41.35	38.58	41.23
3124	NASDAQ	CENX	Thu, Sep 4, 2008	42.66	43.96	39.87	40.12
3123	NASDAQ	CENX	Wed, Sep 3, 2008	44.87	45.64	42.58	43.44
3122	NASDAQ	CENX	Tue, Sep 2, 2008	47.98	48.19	44.41	44.97
3121	NASDAQ	CENX	Fri, Aug 29, 2008	49.40	50.01	48.52	48.76
3120	NASDAQ	CENX	Thu, Aug 28, 2008	50.76	51.46	48.78	49.49
3119	NASDAQ	CENX	Wed, Aug 27, 2008	46.75	50.05	45.50	49.83
3118	NASDAQ	CENX	Tue, Aug 26, 2008	45.74	46.79	45.51	46.40
3117	NASDAQ	CENX	Mon, Aug 25, 2008	46.10	47.19	44.98	45.99
3116	NASDAQ	CENX	Fri, Aug 22, 2008	48.76	48.76	45.96	46.93
3115	NASDAQ	CENX	Thu, Aug 21, 2008	46.94	48.41	45.82	47.75
3114	NASDAQ	CENX	Wed, Aug 20, 2008	46.52	47.21	45.48	46.73
3113	NASDAQ	CENX	Tue, Aug 19, 2008	45.78	47.04	45.70	46.26
3112	NASDAQ	CENX	Mon, Aug 18, 2008	47.67	48.46	45.79	46.14
3111	NASDAQ	CENX	Fri, Aug 15, 2008	48.34	49.74	46.49	47.20
3110	NASDAQ	CENX	Thu, Aug 14, 2008	51.39	51.39	48.62	48.69
3109	NASDAQ	CENX	Wed, Aug 13, 2008	47.38	50.58	46.90	50.30
3108	NASDAQ	CENX	Tue, Aug 12, 2008	49.10	49.10	46.62	46.96
3107	NASDAQ	CENX	Mon, Aug 11, 2008	49.91	50.70	46.34	47.22
3106	NASDAQ	CENX	Fri, Aug 8, 2008	50.70	50.94	48.51	49.67
3105	NASDAQ	CENX	Thu, Aug 7, 2008	51.79	51.99	50.08	51.32
3104	NASDAQ	CENX	Wed, Aug 6, 2008	50.68	52.88	50.40	52.08
3103	NASDAQ	CENX	Tue, Aug 5, 2008	52.04	53.35	48.20	49.82
3102	NASDAQ	CENX	Mon, Aug 4, 2008	55.22	55.67	51.93	52.51
3101	NASDAQ	CENX	Fri, Aug 1, 2008	59.60	59.60	55.84	55.91
3100	NASDAQ	CENX	Thu, Jul 31, 2008	61.56	61.63	58.88	59.42
3099	NASDAQ	CENX	Wed, Jul 30, 2008	58.56	62.45	58.07	61.89
3098	NASDAQ	CENX	Tue, Jul 29, 2008	58.99	58.99	56.40	58.74
3097	NASDAQ	CENX	Mon, Jul 28, 2008	55.89	59.12	54.90	58.00
3096	NASDAQ	CENX	Fri, Jul 25, 2008	50.12	55.78	50.12	53.92
3095	NASDAQ	CENX	Thu, Jul 24, 2008	52.14	52.97	50.20	51.08
3094	NASDAQ	CENX	Wed, Jul 23, 2008	53.13	53.94	51.02	51.36
3093	NASDAQ	CENX	Tue, Jul 22, 2008	56.19	56.19	52.12	53.34
3092	NASDAQ	CENX	Mon, Jul 21, 2008	55.75	57.05	53.45	56.30
3091	NASDAQ	CENX	Fri, Jul 18, 2008	56.45	57.11	52.87	53.42
3090	NASDAQ	CENX	Thu, Jul 17, 2008	60.59	61.14	55.42	56.30
3089	NASDAQ	CENX	Wed, Jul 16, 2008	63.21	63.28	59.46	61.00
3088	NASDAQ	CENX	Tue, Jul 15, 2008	64.71	64.71	60.96	62.92
3087	NASDAQ	CENX	Mon, Jul 14, 2008	64.72	66.66	62.99	63.76
3086	NASDAQ	CENX	Fri, Jul 11, 2008	62.30	64.70	62.07	64.70
3085	NASDAQ	CENX	Thu, Jul 10, 2008	58.04	64.14	58.04	62.55
3084	NASDAQ	CENX	Wed, Jul 9, 2008	57.08	59.71	55.16	56.91
3083	NASDAQ	CENX	Tue, Jul 8, 2008	58.36	60.19	51.60	57.56
3082	NASDAQ	CENX	Mon, Jul 7, 2008	59.93	63.44	59.04	61.15
3081	NASDAQ	CENX	Thu, Jul 3, 2008	59.57	60.71	56.30	57.88
3080	NASDAQ	CENX	Wed, Jul 2, 2008	65.10	65.10	58.74	59.20
3079	NASDAQ	CENX	Tue, Jul 1, 2008	65.06	65.29	61.06	63.62
3078	NASDAQ	CENX	Mon, Jun 30, 2008	66.90	68.38	66.42	66.49
3077	NASDAQ	CENX	Fri, Jun 27, 2008	66.66	67.73	65.79	66.60
3076	NASDAQ	CENX	Thu, Jun 26, 2008	64.41	67.24	64.41	66.55
3075	NASDAQ	CENX	Wed, Jun 25, 2008	67.93	68.71	63.40	65.21
3074	NASDAQ	CENX	Tue, Jun 24, 2008	68.57	69.59	66.46	67.49
3073	NASDAQ	CENX	Mon, Jun 23, 2008	68.59	69.84	68.08	69.26
3072	NASDAQ	CENX	Fri, Jun 20, 2008	69.58	70.48	67.20	68.45
3071	NASDAQ	CENX	Thu, Jun 19, 2008	70.54	70.64	68.99	69.86
3070	NASDAQ	CENX	Wed, Jun 18, 2008	71.55	72.19	69.69	70.31
3069	NASDAQ	CENX	Tue, Jun 17, 2008	70.64	72.94	70.64	71.65
3068	NASDAQ	CENX	Mon, Jun 16, 2008	70.28	71.34	69.02	70.56
3067	NASDAQ	CENX	Fri, Jun 13, 2008	66.27	70.96	66.21	70.69
3066	NASDAQ	CENX	Thu, Jun 12, 2008	67.38	68.50	65.76	65.88
3065	NASDAQ	CENX	Wed, Jun 11, 2008	70.41	70.76	66.84	67.17
3064	NASDAQ	CENX	Tue, Jun 10, 2008	72.06	73.06	68.55	70.31
3063	NASDAQ	CENX	Mon, Jun 9, 2008	72.70	74.19	71.43	72.74
3062	NASDAQ	CENX	Fri, Jun 6, 2008	70.99	75.21	70.99	73.18
3061	NASDAQ	CENX	Thu, Jun 5, 2008	72.32	72.37	70.06	71.31
3060	NASDAQ	CENX	Wed, Jun 4, 2008	71.91	72.90	70.31	70.65
3059	NASDAQ	CENX	Tue, Jun 3, 2008	75.07	75.76	71.00	72.40
3058	NASDAQ	CENX	Mon, Jun 2, 2008	72.92	75.13	72.92	74.92
3057	NASDAQ	CENX	Fri, May 30, 2008	73.33	73.97	71.80	73.00
3056	NASDAQ	CENX	Thu, May 29, 2008	75.15	75.15	72.32	73.12
3055	NASDAQ	CENX	Wed, May 28, 2008	73.66	75.75	71.68	75.52
3054	NASDAQ	CENX	Tue, May 27, 2008	75.54	75.54	72.22	73.66
3053	NASDAQ	CENX	Fri, May 23, 2008	75.51	76.96	73.81	75.31
3052	NASDAQ	CENX	Thu, May 22, 2008	77.18	78.90	75.00	76.02
3051	NASDAQ	CENX	Wed, May 21, 2008	80.17	80.39	76.58	76.78
3050	NASDAQ	CENX	Tue, May 20, 2008	78.56	80.04	77.25	79.99
3049	NASDAQ	CENX	Mon, May 19, 2008	79.00	80.52	77.16	78.64
3048	NASDAQ	CENX	Fri, May 16, 2008	78.41	79.65	76.98	79.51
3047	NASDAQ	CENX	Thu, May 15, 2008	76.95	79.47	76.58	77.58
3046	NASDAQ	CENX	Wed, May 14, 2008	75.18	78.00	74.02	76.52
3045	NASDAQ	CENX	Tue, May 13, 2008	73.49	75.18	72.74	74.97
3044	NASDAQ	CENX	Mon, May 12, 2008	72.87	74.34	70.52	73.43
3043	NASDAQ	CENX	Fri, May 9, 2008	73.30	73.80	71.00	72.87
3042	NASDAQ	CENX	Thu, May 8, 2008	71.40	74.03	71.40	73.81
3041	NASDAQ	CENX	Wed, May 7, 2008	72.13	72.63	70.34	70.96
3040	NASDAQ	CENX	Tue, May 6, 2008	69.62	72.58	69.62	72.34
3039	NASDAQ	CENX	Mon, May 5, 2008	69.95	70.74	68.37	70.32
3038	NASDAQ	CENX	Fri, May 2, 2008	66.62	70.05	65.92	69.45
3037	NASDAQ	CENX	Thu, May 1, 2008	68.89	69.25	64.46	66.22
3036	NASDAQ	CENX	Wed, Apr 30, 2008	67.80	70.23	67.80	69.29
3035	NASDAQ	CENX	Tue, Apr 29, 2008	70.62	70.62	66.80	67.32
3034	NASDAQ	CENX	Mon, Apr 28, 2008	65.97	71.90	65.33	71.10
3033	NASDAQ	CENX	Fri, Apr 25, 2008	65.66	67.35	64.00	65.93
3032	NASDAQ	CENX	Thu, Apr 24, 2008	74.00	74.15	68.09	69.33
3031	NASDAQ	CENX	Wed, Apr 23, 2008	72.46	74.46	71.07	73.89
3030	NASDAQ	CENX	Tue, Apr 22, 2008	72.98	73.88	70.84	71.81
3029	NASDAQ	CENX	Mon, Apr 21, 2008	71.58	73.78	71.15	73.32
3028	NASDAQ	CENX	Fri, Apr 18, 2008	73.17	73.99	70.81	71.67
3027	NASDAQ	CENX	Thu, Apr 17, 2008	72.39	74.12	71.51	73.65
3026	NASDAQ	CENX	Wed, Apr 16, 2008	69.66	72.79	69.24	72.35
3025	NASDAQ	CENX	Tue, Apr 15, 2008	68.84	69.71	66.96	68.56
3024	NASDAQ	CENX	Mon, Apr 14, 2008	70.66	70.67	67.77	68.92
3023	NASDAQ	CENX	Fri, Apr 11, 2008	69.32	71.17	69.28	70.05
3022	NASDAQ	CENX	Thu, Apr 10, 2008	70.80	71.07	68.42	70.29
3021	NASDAQ	CENX	Wed, Apr 9, 2008	70.82	71.81	69.38	70.96
3020	NASDAQ	CENX	Tue, Apr 8, 2008	68.47	71.70	68.47	70.87
3019	NASDAQ	CENX	Mon, Apr 7, 2008	71.35	72.21	68.36	69.30
3018	NASDAQ	CENX	Fri, Apr 4, 2008	69.73	71.53	68.67	70.00
3017	NASDAQ	CENX	Thu, Apr 3, 2008	67.75	69.50	67.12	68.80
3016	NASDAQ	CENX	Wed, Apr 2, 2008	67.41	69.67	66.60	68.46
3015	NASDAQ	CENX	Tue, Apr 1, 2008	67.28	67.74	65.58	66.94
3014	NASDAQ	CENX	Mon, Mar 31, 2008	66.08	67.37	64.79	66.24
3013	NASDAQ	CENX	Fri, Mar 28, 2008	66.41	66.67	64.84	65.20
3012	NASDAQ	CENX	Thu, Mar 27, 2008	67.25	68.39	65.78	66.16
3011	NASDAQ	CENX	Wed, Mar 26, 2008	65.02	68.47	64.52	67.20
3010	NASDAQ	CENX	Tue, Mar 25, 2008	61.14	65.05	61.06	64.78
3009	NASDAQ	CENX	Mon, Mar 24, 2008	58.75	62.60	58.75	61.68
3008	NASDAQ	CENX	Thu, Mar 20, 2008	58.89	59.30	56.10	58.63
3007	NASDAQ	CENX	Wed, Mar 19, 2008	66.87	66.87	58.83	59.02
3006	NASDAQ	CENX	Tue, Mar 18, 2008	65.20	66.93	64.47	66.76
3005	NASDAQ	CENX	Mon, Mar 17, 2008	65.09	66.09	61.64	63.48
3004	NASDAQ	CENX	Fri, Mar 14, 2008	69.23	69.58	65.19	66.65
3003	NASDAQ	CENX	Thu, Mar 13, 2008	65.73	69.34	65.29	68.50
3002	NASDAQ	CENX	Wed, Mar 12, 2008	67.50	68.42	65.89	66.63
3001	NASDAQ	CENX	Tue, Mar 11, 2008	66.58	67.81	64.95	67.50
3000	NASDAQ	CENX	Mon, Mar 10, 2008	66.99	66.99	63.92	64.22
2999	NASDAQ	CENX	Fri, Mar 7, 2008	68.58	69.51	64.82	66.78
2998	NASDAQ	CENX	Thu, Mar 6, 2008	69.88	70.89	68.29	69.46
2997	NASDAQ	CENX	Wed, Mar 5, 2008	67.42	70.89	67.42	70.40
2996	NASDAQ	CENX	Tue, Mar 4, 2008	67.51	67.88	64.90	66.88
2995	NASDAQ	CENX	Mon, Mar 3, 2008	66.04	69.69	65.82	68.24
2994	NASDAQ	CENX	Fri, Feb 29, 2008	68.93	69.50	65.67	66.13
2993	NASDAQ	CENX	Thu, Feb 28, 2008	68.69	70.59	68.01	69.91
2992	NASDAQ	CENX	Wed, Feb 27, 2008	67.63	69.11	67.29	68.97
2991	NASDAQ	CENX	Tue, Feb 26, 2008	68.41	69.10	67.00	68.16
2990	NASDAQ	CENX	Mon, Feb 25, 2008	65.58	69.17	64.22	68.58
2989	NASDAQ	CENX	Fri, Feb 22, 2008	65.95	66.00	62.77	65.62
2988	NASDAQ	CENX	Thu, Feb 21, 2008	65.12	66.58	64.13	65.37
2987	NASDAQ	CENX	Wed, Feb 20, 2008	61.44	65.40	60.43	64.56
2986	NASDAQ	CENX	Tue, Feb 19, 2008	63.79	64.34	61.23	61.75
2985	NASDAQ	CENX	Fri, Feb 15, 2008	58.29	63.97	57.74	62.84
2984	NASDAQ	CENX	Thu, Feb 14, 2008	60.48	61.95	59.02	59.37
2983	NASDAQ	CENX	Wed, Feb 13, 2008	57.58	60.95	56.06	60.67
2982	NASDAQ	CENX	Tue, Feb 12, 2008	58.54	60.00	56.72	56.91
2981	NASDAQ	CENX	Mon, Feb 11, 2008	55.43	58.29	55.04	57.31
2980	NASDAQ	CENX	Fri, Feb 8, 2008	53.78	55.13	52.43	54.60
2979	NASDAQ	CENX	Thu, Feb 7, 2008	52.07	54.71	51.83	53.80
2978	NASDAQ	CENX	Wed, Feb 6, 2008	53.96	55.10	52.01	52.32
2977	NASDAQ	CENX	Tue, Feb 5, 2008	54.64	55.71	53.16	53.31
2976	NASDAQ	CENX	Mon, Feb 4, 2008	55.69	56.54	54.50	55.99
2975	NASDAQ	CENX	Fri, Feb 1, 2008	52.80	56.09	52.68	55.58
2974	NASDAQ	CENX	Thu, Jan 31, 2008	49.27	52.65	49.27	51.99
2973	NASDAQ	CENX	Wed, Jan 30, 2008	50.49	53.37	49.87	51.21
2972	NASDAQ	CENX	Tue, Jan 29, 2008	46.74	52.22	46.52	50.86
2971	NASDAQ	CENX	Mon, Jan 28, 2008	45.44	46.63	44.77	46.35
2970	NASDAQ	CENX	Fri, Jan 25, 2008	45.00	46.93	44.95	45.72
2969	NASDAQ	CENX	Thu, Jan 24, 2008	42.56	45.44	42.56	44.39
2968	NASDAQ	CENX	Wed, Jan 23, 2008	41.79	42.60	38.92	42.49
2967	NASDAQ	CENX	Tue, Jan 22, 2008	41.48	44.10	40.98	42.71
2966	NASDAQ	CENX	Fri, Jan 18, 2008	43.75	45.64	42.07	43.21
2965	NASDAQ	CENX	Thu, Jan 17, 2008	49.06	49.57	43.28	43.41
2964	NASDAQ	CENX	Wed, Jan 16, 2008	48.29	49.71	47.36	49.07
2963	NASDAQ	CENX	Tue, Jan 15, 2008	49.33	49.69	47.93	48.35
2962	NASDAQ	CENX	Mon, Jan 14, 2008	48.72	50.54	47.72	50.13
2961	NASDAQ	CENX	Fri, Jan 11, 2008	48.75	48.91	47.24	47.94
2960	NASDAQ	CENX	Thu, Jan 10, 2008	47.44	49.90	46.85	49.23
2959	NASDAQ	CENX	Wed, Jan 9, 2008	47.31	48.48	46.58	48.10
2958	NASDAQ	CENX	Tue, Jan 8, 2008	50.37	50.74	47.58	47.61
2957	NASDAQ	CENX	Mon, Jan 7, 2008	51.19	51.92	48.52	49.93
2956	NASDAQ	CENX	Fri, Jan 4, 2008	53.99	54.12	50.92	51.05
2955	NASDAQ	CENX	Thu, Jan 3, 2008	54.24	55.34	53.71	54.83
2954	NASDAQ	CENX	Wed, Jan 2, 2008	53.75	54.92	53.14	54.15
2953	NASDAQ	CENX	Mon, Dec 31, 2007	53.64	54.48	53.56	53.94
2952	NASDAQ	CENX	Fri, Dec 28, 2007	54.31	55.18	53.27	54.01
2951	NASDAQ	CENX	Thu, Dec 27, 2007	54.98	55.28	53.42	53.59
2950	NASDAQ	CENX	Wed, Dec 26, 2007	54.74	55.26	54.40	54.69
2949	NASDAQ	CENX	Mon, Dec 24, 2007	54.49	55.36	52.97	54.59
2948	NASDAQ	CENX	Fri, Dec 21, 2007	53.86	54.41	52.92	53.77
2947	NASDAQ	CENX	Thu, Dec 20, 2007	52.67	53.14	51.66	53.11
2946	NASDAQ	CENX	Wed, Dec 19, 2007	52.00	52.88	51.39	52.02
2945	NASDAQ	CENX	Tue, Dec 18, 2007	52.20	52.46	50.33	51.97
2944	NASDAQ	CENX	Mon, Dec 17, 2007	53.54	53.87	51.33	51.43
2943	NASDAQ	CENX	Fri, Dec 14, 2007	55.82	56.47	53.54	53.99
2942	NASDAQ	CENX	Thu, Dec 13, 2007	56.72	57.03	55.25	56.77
2941	NASDAQ	CENX	Wed, Dec 12, 2007	56.73	58.88	56.50	57.41
2940	NASDAQ	CENX	Tue, Dec 11, 2007	58.60	59.22	55.22	55.40
2939	NASDAQ	CENX	Mon, Dec 10, 2007	58.21	59.20	57.65	58.93
2938	NASDAQ	CENX	Fri, Dec 7, 2007	57.21	58.47	56.86	58.19
2937	NASDAQ	CENX	Thu, Dec 6, 2007	56.31	57.50	55.90	56.93
2936	NASDAQ	CENX	Wed, Dec 5, 2007	56.61	57.33	55.60	56.53
2935	NASDAQ	CENX	Tue, Dec 4, 2007	55.92	56.92	55.26	55.74
2934	NASDAQ	CENX	Mon, Dec 3, 2007	57.41	58.02	56.35	56.77
2933	NASDAQ	CENX	Fri, Nov 30, 2007	57.98	58.98	56.81	57.34
2932	NASDAQ	CENX	Thu, Nov 29, 2007	55.90	57.56	55.23	57.32
2931	NASDAQ	CENX	Wed, Nov 28, 2007	49.51	56.95	49.51	56.14
2930	NASDAQ	CENX	Tue, Nov 27, 2007	51.22	51.49	49.51	51.20
2929	NASDAQ	CENX	Mon, Nov 26, 2007	50.76	52.10	50.65	50.86
2928	NASDAQ	CENX	Fri, Nov 23, 2007	50.22	50.96	50.05	50.80
2927	NASDAQ	CENX	Wed, Nov 21, 2007	51.52	51.52	49.38	49.76
2926	NASDAQ	CENX	Tue, Nov 20, 2007	50.46	53.41	50.02	52.00
2925	NASDAQ	CENX	Mon, Nov 19, 2007	51.72	51.72	49.50	50.57
2924	NASDAQ	CENX	Fri, Nov 16, 2007	52.24	52.79	50.52	52.39
2923	NASDAQ	CENX	Thu, Nov 15, 2007	53.97	54.12	51.31	52.11
2922	NASDAQ	CENX	Wed, Nov 14, 2007	55.02	55.51	53.80	54.14
2921	NASDAQ	CENX	Tue, Nov 13, 2007	53.32	55.16	52.55	54.69
2920	NASDAQ	CENX	Mon, Nov 12, 2007	56.28	56.65	52.21	52.78
2919	NASDAQ	CENX	Fri, Nov 9, 2007	56.54	57.90	55.18	56.45
2918	NASDAQ	CENX	Thu, Nov 8, 2007	56.35	58.19	55.55	57.43
2917	NASDAQ	CENX	Wed, Nov 7, 2007	57.47	57.47	55.22	55.35
2916	NASDAQ	CENX	Tue, Nov 6, 2007	56.02	58.23	55.38	58.06
2915	NASDAQ	CENX	Mon, Nov 5, 2007	54.88	56.47	54.88	55.77
2914	NASDAQ	CENX	Fri, Nov 2, 2007	55.99	56.90	54.73	56.77
2913	NASDAQ	CENX	Thu, Nov 1, 2007	57.08	57.10	54.86	55.20
2912	NASDAQ	CENX	Wed, Oct 31, 2007	57.43	58.58	56.46	58.19
2911	NASDAQ	CENX	Tue, Oct 30, 2007	58.63	59.22	56.71	57.09
2910	NASDAQ	CENX	Mon, Oct 29, 2007	58.21	59.07	57.05	59.02
2909	NASDAQ	CENX	Fri, Oct 26, 2007	57.65	58.37	55.82	58.02
2908	NASDAQ	CENX	Thu, Oct 25, 2007	56.40	57.84	55.40	57.64
2907	NASDAQ	CENX	Wed, Oct 24, 2007	56.58	57.34	55.66	55.83
2906	NASDAQ	CENX	Tue, Oct 23, 2007	57.35	57.71	55.97	57.24
2905	NASDAQ	CENX	Mon, Oct 22, 2007	55.06	57.34	54.20	57.07
2904	NASDAQ	CENX	Fri, Oct 19, 2007	57.55	58.49	56.04	56.04
2903	NASDAQ	CENX	Thu, Oct 18, 2007	55.51	58.10	55.51	57.61
2902	NASDAQ	CENX	Wed, Oct 17, 2007	56.07	56.82	55.09	55.73
2901	NASDAQ	CENX	Tue, Oct 16, 2007	54.56	55.16	53.00	55.00
2900	NASDAQ	CENX	Mon, Oct 15, 2007	56.75	57.14	54.23	54.82
2899	NASDAQ	CENX	Fri, Oct 12, 2007	56.26	57.19	54.96	56.59
2898	NASDAQ	CENX	Thu, Oct 11, 2007	57.73	59.40	55.53	55.97
2897	NASDAQ	CENX	Wed, Oct 10, 2007	58.31	58.31	56.15	57.15
2896	NASDAQ	CENX	Tue, Oct 9, 2007	56.94	58.73	56.69	58.66
2895	NASDAQ	CENX	Mon, Oct 8, 2007	57.75	57.82	56.40	56.82
2894	NASDAQ	CENX	Fri, Oct 5, 2007	55.76	58.88	55.28	57.94
2893	NASDAQ	CENX	Thu, Oct 4, 2007	55.04	55.60	54.40	55.21
2892	NASDAQ	CENX	Wed, Oct 3, 2007	55.37	56.72	54.65	55.04
2891	NASDAQ	CENX	Tue, Oct 2, 2007	54.47	55.77	54.44	55.61
2890	NASDAQ	CENX	Mon, Oct 1, 2007	52.79	55.15	52.04	54.45
2889	NASDAQ	CENX	Fri, Sep 28, 2007	53.46	53.65	52.28	52.65
2888	NASDAQ	CENX	Thu, Sep 27, 2007	50.96	54.89	50.60	53.72
2887	NASDAQ	CENX	Wed, Sep 26, 2007	48.40	50.86	48.31	50.55
2886	NASDAQ	CENX	Tue, Sep 25, 2007	47.93	48.53	46.76	48.08
2885	NASDAQ	CENX	Mon, Sep 24, 2007	50.12	50.79	47.70	48.17
2884	NASDAQ	CENX	Fri, Sep 21, 2007	51.02	51.21	49.86	49.99
2883	NASDAQ	CENX	Thu, Sep 20, 2007	49.01	51.13	49.01	50.62
2882	NASDAQ	CENX	Wed, Sep 19, 2007	49.02	50.66	48.50	49.30
2881	NASDAQ	CENX	Tue, Sep 18, 2007	46.24	49.11	46.01	48.68
2880	NASDAQ	CENX	Mon, Sep 17, 2007	46.81	46.82	45.36	45.90
2879	NASDAQ	CENX	Fri, Sep 14, 2007	45.50	47.29	44.71	47.04
2878	NASDAQ	CENX	Thu, Sep 13, 2007	46.42	46.84	45.28	46.13
2877	NASDAQ	CENX	Wed, Sep 12, 2007	47.57	47.70	45.07	45.26
2876	NASDAQ	CENX	Tue, Sep 11, 2007	48.61	49.33	47.79	47.99
2875	NASDAQ	CENX	Mon, Sep 10, 2007	49.50	50.01	46.88	48.35
2874	NASDAQ	CENX	Fri, Sep 7, 2007	50.61	50.88	48.58	49.26
2873	NASDAQ	CENX	Thu, Sep 6, 2007	51.87	52.59	50.78	51.61
2872	NASDAQ	CENX	Wed, Sep 5, 2007	51.07	52.69	50.55	51.70
2871	NASDAQ	CENX	Tue, Sep 4, 2007	48.26	51.18	48.00	50.39
2870	NASDAQ	CENX	Fri, Aug 31, 2007	48.50	49.58	47.94	49.18
2869	NASDAQ	CENX	Thu, Aug 30, 2007	46.79	48.49	46.03	47.53
2868	NASDAQ	CENX	Wed, Aug 29, 2007	45.47	47.61	45.47	47.35
2867	NASDAQ	CENX	Tue, Aug 28, 2007	47.34	47.48	44.78	44.98
2866	NASDAQ	CENX	Mon, Aug 27, 2007	49.08	49.08	46.97	47.75
2865	NASDAQ	CENX	Fri, Aug 24, 2007	46.46	49.43	45.90	49.06
2864	NASDAQ	CENX	Thu, Aug 23, 2007	47.33	47.79	45.88	46.29
2863	NASDAQ	CENX	Wed, Aug 22, 2007	45.18	48.01	45.15	46.92
2862	NASDAQ	CENX	Tue, Aug 21, 2007	43.17	44.38	43.14	44.23
2861	NASDAQ	CENX	Mon, Aug 20, 2007	43.67	44.45	42.36	43.19
2860	NASDAQ	CENX	Fri, Aug 17, 2007	43.86	45.13	42.00	43.39
2859	NASDAQ	CENX	Thu, Aug 16, 2007	42.43	42.86	40.00	42.08
2858	NASDAQ	CENX	Wed, Aug 15, 2007	45.29	45.59	42.55	43.08
2857	NASDAQ	CENX	Tue, Aug 14, 2007	49.14	49.25	45.24	45.30
2856	NASDAQ	CENX	Mon, Aug 13, 2007	47.10	49.82	47.10	48.77
2855	NASDAQ	CENX	Fri, Aug 10, 2007	45.26	46.91	43.35	46.74
2854	NASDAQ	CENX	Thu, Aug 9, 2007	45.82	51.31	44.10	46.10
2853	NASDAQ	CENX	Wed, Aug 8, 2007	46.98	49.64	46.68	47.46
2852	NASDAQ	CENX	Tue, Aug 7, 2007	46.38	47.10	45.23	46.52
2851	NASDAQ	CENX	Mon, Aug 6, 2007	46.62	47.11	43.41	46.55
2850	NASDAQ	CENX	Fri, Aug 3, 2007	49.12	49.67	46.26	46.61
2849	NASDAQ	CENX	Thu, Aug 2, 2007	50.42	50.42	48.99	49.50
2848	NASDAQ	CENX	Wed, Aug 1, 2007	51.23	51.36	49.25	50.25
2847	NASDAQ	CENX	Tue, Jul 31, 2007	54.21	55.35	51.54	51.54
2846	NASDAQ	CENX	Mon, Jul 30, 2007	52.76	53.84	51.57	53.64
2845	NASDAQ	CENX	Fri, Jul 27, 2007	55.08	55.24	51.90	52.77
2844	NASDAQ	CENX	Thu, Jul 26, 2007	59.10	59.17	53.61	55.49
2843	NASDAQ	CENX	Wed, Jul 25, 2007	61.32	63.98	58.53	60.62
2842	NASDAQ	CENX	Tue, Jul 24, 2007	64.25	64.30	61.05	61.59
2841	NASDAQ	CENX	Mon, Jul 23, 2007	64.88	65.64	63.83	64.30
2840	NASDAQ	CENX	Fri, Jul 20, 2007	66.57	66.85	64.09	64.90
2839	NASDAQ	CENX	Thu, Jul 19, 2007	66.05	67.57	65.85	66.72
2838	NASDAQ	CENX	Wed, Jul 18, 2007	64.09	65.70	62.64	65.57
2837	NASDAQ	CENX	Tue, Jul 17, 2007	64.42	65.87	64.06	64.68
2836	NASDAQ	CENX	Mon, Jul 16, 2007	65.70	66.20	63.44	64.19
2835	NASDAQ	CENX	Fri, Jul 13, 2007	66.20	67.85	65.32	65.70
2834	NASDAQ	CENX	Thu, Jul 12, 2007	64.13	66.33	63.47	65.90
2833	NASDAQ	CENX	Wed, Jul 11, 2007	58.26	60.25	58.11	60.13
2832	NASDAQ	CENX	Tue, Jul 10, 2007	59.55	59.69	57.33	57.76
2831	NASDAQ	CENX	Mon, Jul 9, 2007	58.63	60.48	58.62	59.95
2830	NASDAQ	CENX	Fri, Jul 6, 2007	58.01	58.75	57.90	58.36
2829	NASDAQ	CENX	Thu, Jul 5, 2007	56.05	57.62	55.88	57.46
2828	NASDAQ	CENX	Tue, Jul 3, 2007	56.30	56.90	55.52	56.09
2827	NASDAQ	CENX	Mon, Jul 2, 2007	54.78	56.48	54.78	56.19
2826	NASDAQ	CENX	Fri, Jun 29, 2007	54.14	55.10	53.72	54.63
2825	NASDAQ	CENX	Thu, Jun 28, 2007	53.56	54.58	53.29	53.88
2824	NASDAQ	CENX	Wed, Jun 27, 2007	52.95	53.53	50.51	53.45
2823	NASDAQ	CENX	Tue, Jun 26, 2007	54.52	55.18	53.03	53.39
2822	NASDAQ	CENX	Mon, Jun 25, 2007	54.88	55.02	53.65	54.42
2821	NASDAQ	CENX	Fri, Jun 22, 2007	55.35	55.75	54.40	54.89
2820	NASDAQ	CENX	Thu, Jun 21, 2007	54.50	55.77	53.70	55.37
2819	NASDAQ	CENX	Wed, Jun 20, 2007	55.69	56.58	54.50	54.50
2818	NASDAQ	CENX	Tue, Jun 19, 2007	55.20	56.16	55.02	55.43
2817	NASDAQ	CENX	Mon, Jun 18, 2007	54.87	55.61	54.14	55.17
2816	NASDAQ	CENX	Fri, Jun 15, 2007	54.87	54.95	53.57	54.50
2815	NASDAQ	CENX	Thu, Jun 14, 2007	53.32	55.00	53.25	54.43
2814	NASDAQ	CENX	Wed, Jun 13, 2007	52.87	53.67	52.27	53.63
2813	NASDAQ	CENX	Tue, Jun 12, 2007	52.27	52.87	51.94	52.51
2812	NASDAQ	CENX	Mon, Jun 11, 2007	52.52	53.00	51.33	52.42
2811	NASDAQ	CENX	Fri, Jun 8, 2007	52.50	53.22	52.39	52.84
2810	NASDAQ	CENX	Thu, Jun 7, 2007	54.83	55.60	52.94	53.07
2809	NASDAQ	CENX	Wed, Jun 6, 2007	57.01	57.50	54.64	55.27
2808	NASDAQ	CENX	Tue, Jun 5, 2007	57.72	58.07	56.57	57.46
2807	NASDAQ	CENX	Mon, Jun 4, 2007	58.57	58.60	57.52	57.98
2806	NASDAQ	CENX	Fri, Jun 1, 2007	56.63	58.38	56.25	58.34
2805	NASDAQ	CENX	Thu, May 31, 2007	55.20	56.86	55.04	56.34
2804	NASDAQ	CENX	Wed, May 30, 2007	54.21	55.47	54.20	55.10
2803	NASDAQ	CENX	Tue, May 29, 2007	54.97	55.50	54.21	54.91
2802	NASDAQ	CENX	Fri, May 25, 2007	54.50	55.22	54.21	54.89
2801	NASDAQ	CENX	Thu, May 24, 2007	56.28	56.57	53.53	54.37
2800	NASDAQ	CENX	Wed, May 23, 2007	55.60	57.16	55.60	56.47
2799	NASDAQ	CENX	Tue, May 22, 2007	54.65	55.48	54.40	55.13
2798	NASDAQ	CENX	Mon, May 21, 2007	54.45	55.61	54.40	54.84
2797	NASDAQ	CENX	Fri, May 18, 2007	54.56	54.96	54.40	54.71
2796	NASDAQ	CENX	Thu, May 17, 2007	55.48	55.53	54.26	54.43
2795	NASDAQ	CENX	Wed, May 16, 2007	55.09	55.74	54.38	55.67
2794	NASDAQ	CENX	Tue, May 15, 2007	55.13	56.25	54.45	54.93
2793	NASDAQ	CENX	Mon, May 14, 2007	54.06	55.80	54.06	55.38
2792	NASDAQ	CENX	Fri, May 11, 2007	53.86	54.60	53.13	54.40
2791	NASDAQ	CENX	Thu, May 10, 2007	54.43	54.48	53.09	53.43
2790	NASDAQ	CENX	Wed, May 9, 2007	53.87	53.90	53.13	53.62
2789	NASDAQ	CENX	Tue, May 8, 2007	53.60	54.46	52.94	54.01
2788	NASDAQ	CENX	Mon, May 7, 2007	53.56	54.33	52.83	53.49
2787	NASDAQ	CENX	Fri, May 4, 2007	49.73	49.95	48.92	49.53
2786	NASDAQ	CENX	Thu, May 3, 2007	49.29	49.94	49.10	49.74
2785	NASDAQ	CENX	Wed, May 2, 2007	47.88	49.60	47.77	49.15
2784	NASDAQ	CENX	Tue, May 1, 2007	47.20	48.12	46.70	48.01
2783	NASDAQ	CENX	Mon, Apr 30, 2007	48.50	48.85	47.17	47.31
2782	NASDAQ	CENX	Fri, Apr 27, 2007	48.19	49.10	47.01	48.61
2781	NASDAQ	CENX	Thu, Apr 26, 2007	49.80	50.00	49.09	49.38
2780	NASDAQ	CENX	Wed, Apr 25, 2007	49.39	50.40	49.18	49.92
2779	NASDAQ	CENX	Tue, Apr 24, 2007	48.38	49.09	48.05	48.91
2778	NASDAQ	CENX	Mon, Apr 23, 2007	48.00	48.95	48.00	48.48
2777	NASDAQ	CENX	Fri, Apr 20, 2007	48.61	48.91	47.85	48.12
2776	NASDAQ	CENX	Thu, Apr 19, 2007	48.17	48.40	47.07	47.94
2775	NASDAQ	CENX	Wed, Apr 18, 2007	49.07	49.07	48.31	48.49
2774	NASDAQ	CENX	Tue, Apr 17, 2007	49.91	49.91	48.71	49.04
2773	NASDAQ	CENX	Mon, Apr 16, 2007	49.65	50.18	49.59	49.97
2772	NASDAQ	CENX	Fri, Apr 13, 2007	49.16	49.44	48.91	49.41
2771	NASDAQ	CENX	Thu, Apr 12, 2007	48.76	49.27	48.26	48.98
2770	NASDAQ	CENX	Wed, Apr 11, 2007	49.66	50.62	48.76	48.98
2769	NASDAQ	CENX	Tue, Apr 10, 2007	48.93	49.55	48.72	48.75
2768	NASDAQ	CENX	Mon, Apr 9, 2007	48.44	49.10	48.31	48.74
2767	NASDAQ	CENX	Thu, Apr 5, 2007	48.50	48.73	47.97	48.00
2766	NASDAQ	CENX	Wed, Apr 4, 2007	48.15	48.71	47.60	48.61
2765	NASDAQ	CENX	Tue, Apr 3, 2007	47.78	48.88	47.66	48.23
2764	NASDAQ	CENX	Mon, Apr 2, 2007	46.97	47.83	46.66	47.68
2763	NASDAQ	CENX	Fri, Mar 30, 2007	46.39	47.30	46.35	46.88
2762	NASDAQ	CENX	Thu, Mar 29, 2007	45.98	46.70	45.40	46.39
2761	NASDAQ	CENX	Wed, Mar 28, 2007	45.69	46.28	45.32	45.70
2760	NASDAQ	CENX	Tue, Mar 27, 2007	46.77	46.77	45.96	46.34
2759	NASDAQ	CENX	Mon, Mar 26, 2007	46.36	46.86	45.32	46.73
2758	NASDAQ	CENX	Fri, Mar 23, 2007	45.84	46.74	45.76	46.45
2757	NASDAQ	CENX	Thu, Mar 22, 2007	46.06	46.91	45.94	46.11
2756	NASDAQ	CENX	Wed, Mar 21, 2007	45.18	46.13	44.63	45.97
2755	NASDAQ	CENX	Tue, Mar 20, 2007	44.88	45.85	44.65	45.51
2754	NASDAQ	CENX	Mon, Mar 19, 2007	45.03	45.40	44.07	44.73
2753	NASDAQ	CENX	Fri, Mar 16, 2007	44.70	45.32	44.23	44.68
2752	NASDAQ	CENX	Thu, Mar 15, 2007	43.90	44.86	43.68	44.77
2751	NASDAQ	CENX	Wed, Mar 14, 2007	42.66	43.84	42.13	43.80
2750	NASDAQ	CENX	Tue, Mar 13, 2007	44.18	44.61	42.60	42.69
2749	NASDAQ	CENX	Mon, Mar 12, 2007	44.13	44.85	43.82	44.30
2748	NASDAQ	CENX	Fri, Mar 9, 2007	43.70	44.42	43.15	43.82
2747	NASDAQ	CENX	Thu, Mar 8, 2007	43.06	44.48	42.96	43.51
2746	NASDAQ	CENX	Wed, Mar 7, 2007	42.31	43.64	42.10	42.80
2745	NASDAQ	CENX	Tue, Mar 6, 2007	43.43	43.54	41.87	42.51
2744	NASDAQ	CENX	Mon, Mar 5, 2007	41.21	43.01	41.04	41.53
2743	NASDAQ	CENX	Fri, Mar 2, 2007	44.87	45.60	42.30	42.52
2742	NASDAQ	CENX	Thu, Mar 1, 2007	44.39	46.43	43.85	45.03
2741	NASDAQ	CENX	Wed, Feb 28, 2007	45.05	46.18	44.10	45.53
2740	NASDAQ	CENX	Tue, Feb 27, 2007	46.72	46.74	43.29	44.86
2739	NASDAQ	CENX	Mon, Feb 26, 2007	47.39	48.75	47.35	48.17
2738	NASDAQ	CENX	Fri, Feb 23, 2007	48.22	48.57	46.78	47.43
2737	NASDAQ	CENX	Thu, Feb 22, 2007	49.05	49.83	47.90	48.45
2736	NASDAQ	CENX	Wed, Feb 21, 2007	48.19	49.36	46.47	49.28
2735	NASDAQ	CENX	Tue, Feb 20, 2007	47.39	48.72	46.80	48.60
2734	NASDAQ	CENX	Fri, Feb 16, 2007	48.03	48.03	47.00	47.74
2733	NASDAQ	CENX	Thu, Feb 15, 2007	47.17	48.55	46.71	48.03
2732	NASDAQ	CENX	Wed, Feb 14, 2007	47.89	48.35	47.24	47.29
2731	NASDAQ	CENX	Tue, Feb 13, 2007	47.02	49.00	47.02	47.92
2730	NASDAQ	CENX	Mon, Feb 12, 2007	45.59	46.86	45.05	45.66
2729	NASDAQ	CENX	Fri, Feb 9, 2007	44.52	46.55	44.52	45.52
2728	NASDAQ	CENX	Thu, Feb 8, 2007	44.92	45.39	44.08	44.43
2727	NASDAQ	CENX	Wed, Feb 7, 2007	45.70	46.06	44.74	45.18
2726	NASDAQ	CENX	Tue, Feb 6, 2007	45.04	45.89	45.04	45.76
2725	NASDAQ	CENX	Mon, Feb 5, 2007	43.73	45.55	43.56	44.81
2724	NASDAQ	CENX	Fri, Feb 2, 2007	46.43	46.48	44.28	44.50
2723	NASDAQ	CENX	Thu, Feb 1, 2007	46.00	46.74	45.62	46.50
2722	NASDAQ	CENX	Wed, Jan 31, 2007	45.15	46.17	44.77	45.58
2721	NASDAQ	CENX	Tue, Jan 30, 2007	43.87	45.86	43.76	45.46
2720	NASDAQ	CENX	Mon, Jan 29, 2007	44.52	44.67	43.20	43.61
2719	NASDAQ	CENX	Fri, Jan 26, 2007	42.95	45.50	42.64	44.57
2718	NASDAQ	CENX	Thu, Jan 25, 2007	43.85	44.62	42.57	43.04
2717	NASDAQ	CENX	Wed, Jan 24, 2007	42.00	43.42	41.18	43.28
2716	NASDAQ	CENX	Tue, Jan 23, 2007	40.31	42.00	40.21	41.11
2715	NASDAQ	CENX	Mon, Jan 22, 2007	40.74	42.15	40.00	40.59
2714	NASDAQ	CENX	Fri, Jan 19, 2007	41.43	42.66	41.35	42.28
2713	NASDAQ	CENX	Thu, Jan 18, 2007	42.16	43.23	41.35	41.40
2712	NASDAQ	CENX	Wed, Jan 17, 2007	41.76	43.12	41.55	42.29
2711	NASDAQ	CENX	Tue, Jan 16, 2007	42.96	43.45	41.75	41.99
2710	NASDAQ	CENX	Fri, Jan 12, 2007	41.87	43.20	41.54	43.03
2709	NASDAQ	CENX	Thu, Jan 11, 2007	41.20	41.84	40.86	41.78
2708	NASDAQ	CENX	Wed, Jan 10, 2007	39.87	41.55	39.87	41.13
2707	NASDAQ	CENX	Tue, Jan 9, 2007	40.05	40.56	38.65	39.37
2706	NASDAQ	CENX	Mon, Jan 8, 2007	39.44	40.49	39.12	40.20
2705	NASDAQ	CENX	Fri, Jan 5, 2007	41.59	41.90	39.30	39.40
2704	NASDAQ	CENX	Thu, Jan 4, 2007	41.95	42.31	41.05	42.04
2703	NASDAQ	CENX	Wed, Jan 3, 2007	45.07	45.07	39.71	42.09
2702	NASDAQ	CENX	Fri, Dec 29, 2006	45.00	45.08	44.10	44.65
2701	NASDAQ	CENX	Thu, Dec 28, 2006	44.23	45.32	43.99	45.03
2700	NASDAQ	CENX	Wed, Dec 27, 2006	42.67	44.21	42.67	44.18
2699	NASDAQ	CENX	Tue, Dec 26, 2006	42.12	42.89	42.05	42.71
2698	NASDAQ	CENX	Fri, Dec 22, 2006	41.18	42.41	40.50	42.28
2697	NASDAQ	CENX	Thu, Dec 21, 2006	42.36	42.51	40.86	41.33
2696	NASDAQ	CENX	Wed, Dec 20, 2006	43.62	43.80	42.20	42.50
2695	NASDAQ	CENX	Tue, Dec 19, 2006	43.38	43.68	42.25	43.62
2694	NASDAQ	CENX	Mon, Dec 18, 2006	44.51	45.01	43.32	43.35
2693	NASDAQ	CENX	Fri, Dec 15, 2006	45.49	45.74	44.18	44.26
2692	NASDAQ	CENX	Thu, Dec 14, 2006	46.35	47.34	45.23	45.26
2691	NASDAQ	CENX	Wed, Dec 13, 2006	43.98	46.41	43.77	46.12
2690	NASDAQ	CENX	Tue, Dec 12, 2006	43.95	44.07	43.02	43.75
2689	NASDAQ	CENX	Mon, Dec 11, 2006	43.68	44.69	43.23	44.23
2688	NASDAQ	CENX	Fri, Dec 8, 2006	43.15	43.79	42.65	43.59
2687	NASDAQ	CENX	Thu, Dec 7, 2006	43.62	43.99	42.86	43.27
2686	NASDAQ	CENX	Wed, Dec 6, 2006	43.46	44.08	42.57	43.70
2685	NASDAQ	CENX	Tue, Dec 5, 2006	45.53	45.53	43.10	43.48
2684	NASDAQ	CENX	Mon, Dec 4, 2006	43.82	45.38	43.03	45.35
2683	NASDAQ	CENX	Fri, Dec 1, 2006	42.66	44.02	42.33	43.82
2682	NASDAQ	CENX	Thu, Nov 30, 2006	41.49	42.73	41.49	42.67
2681	NASDAQ	CENX	Wed, Nov 29, 2006	39.65	41.48	39.64	41.36
2680	NASDAQ	CENX	Tue, Nov 28, 2006	39.22	39.61	38.56	39.50
2679	NASDAQ	CENX	Mon, Nov 27, 2006	40.04	40.27	39.24	39.26
2678	NASDAQ	CENX	Fri, Nov 24, 2006	40.57	40.90	40.00	40.45
2677	NASDAQ	CENX	Wed, Nov 22, 2006	40.27	41.33	40.11	40.91
2676	NASDAQ	CENX	Tue, Nov 21, 2006	37.90	39.68	37.75	39.49
2675	NASDAQ	CENX	Mon, Nov 20, 2006	37.70	39.28	37.41	37.95
2674	NASDAQ	CENX	Fri, Nov 17, 2006	37.28	37.47	36.20	37.27
2673	NASDAQ	CENX	Thu, Nov 16, 2006	37.97	38.54	37.32	37.52
2672	NASDAQ	CENX	Wed, Nov 15, 2006	37.31	38.46	37.01	37.70
2671	NASDAQ	CENX	Tue, Nov 14, 2006	37.55	37.79	36.77	37.67
2670	NASDAQ	CENX	Mon, Nov 13, 2006	37.93	38.01	36.04	37.45
2669	NASDAQ	CENX	Fri, Nov 10, 2006	39.98	40.05	37.89	38.13
2668	NASDAQ	CENX	Thu, Nov 9, 2006	38.26	40.47	38.03	39.96
2667	NASDAQ	CENX	Wed, Nov 8, 2006	38.40	38.96	37.80	37.99
2666	NASDAQ	CENX	Tue, Nov 7, 2006	39.09	39.51	38.50	38.67
2665	NASDAQ	CENX	Mon, Nov 6, 2006	37.68	39.37	37.60	39.28
2664	NASDAQ	CENX	Fri, Nov 3, 2006	38.05	38.40	37.53	37.58
2663	NASDAQ	CENX	Thu, Nov 2, 2006	36.73	38.06	36.73	37.87
2662	NASDAQ	CENX	Wed, Nov 1, 2006	39.00	39.15	36.75	36.80
2661	NASDAQ	CENX	Tue, Oct 31, 2006	37.33	39.69	37.12	38.92
2660	NASDAQ	CENX	Mon, Oct 30, 2006	38.50	38.86	37.35	37.44
2659	NASDAQ	CENX	Fri, Oct 27, 2006	35.19	39.75	35.04	38.99
2658	NASDAQ	CENX	Thu, Oct 26, 2006	35.62	35.97	34.58	35.35
2657	NASDAQ	CENX	Wed, Oct 25, 2006	36.25	36.30	34.00	35.48
2656	NASDAQ	CENX	Tue, Oct 24, 2006	36.26	36.80	36.03	36.67
2655	NASDAQ	CENX	Mon, Oct 23, 2006	36.76	36.76	36.01	36.20
2654	NASDAQ	CENX	Fri, Oct 20, 2006	37.16	37.56	36.57	36.68
2653	NASDAQ	CENX	Thu, Oct 19, 2006	36.15	37.25	35.78	37.07
2652	NASDAQ	CENX	Wed, Oct 18, 2006	36.78	37.07	35.78	36.19
2651	NASDAQ	CENX	Tue, Oct 17, 2006	36.56	36.94	35.76	36.50
2650	NASDAQ	CENX	Mon, Oct 16, 2006	36.51	36.97	36.30	36.89
2649	NASDAQ	CENX	Fri, Oct 13, 2006	34.70	36.16	34.70	36.13
2648	NASDAQ	CENX	Thu, Oct 12, 2006	33.54	34.59	33.01	34.54
2647	NASDAQ	CENX	Wed, Oct 11, 2006	32.46	33.37	32.18	33.18
2646	NASDAQ	CENX	Tue, Oct 10, 2006	32.38	33.54	32.16	33.54
2645	NASDAQ	CENX	Mon, Oct 9, 2006	31.27	33.00	31.05	32.42
2644	NASDAQ	CENX	Fri, Oct 6, 2006	31.05	31.50	30.58	31.14
2643	NASDAQ	CENX	Thu, Oct 5, 2006	30.96	31.48	30.60	31.28
2642	NASDAQ	CENX	Wed, Oct 4, 2006	30.87	31.20	30.31	30.90
2641	NASDAQ	CENX	Tue, Oct 3, 2006	32.76	32.90	31.00	31.08
2640	NASDAQ	CENX	Mon, Oct 2, 2006	33.65	34.35	33.00	33.05
2639	NASDAQ	CENX	Fri, Sep 29, 2006	32.59	34.41	32.45	33.65
2638	NASDAQ	CENX	Thu, Sep 28, 2006	32.99	33.35	32.33	32.37
2637	NASDAQ	CENX	Wed, Sep 27, 2006	31.50	32.98	31.50	32.90
2636	NASDAQ	CENX	Tue, Sep 26, 2006	31.25	31.84	31.00	31.81
2635	NASDAQ	CENX	Mon, Sep 25, 2006	32.50	32.50	30.60	31.34
2634	NASDAQ	CENX	Fri, Sep 22, 2006	32.94	33.19	32.04	32.55
2633	NASDAQ	CENX	Thu, Sep 21, 2006	31.80	33.28	31.80	32.94
2632	NASDAQ	CENX	Wed, Sep 20, 2006	32.65	32.90	31.71	31.81
2631	NASDAQ	CENX	Tue, Sep 19, 2006	33.56	33.56	32.00	32.54
2630	NASDAQ	CENX	Mon, Sep 18, 2006	33.32	33.54	32.98	33.45
2629	NASDAQ	CENX	Fri, Sep 15, 2006	33.02	33.27	32.59	33.05
2628	NASDAQ	CENX	Thu, Sep 14, 2006	33.26	33.55	32.50	32.62
2627	NASDAQ	CENX	Wed, Sep 13, 2006	32.35	33.30	32.26	33.10
2626	NASDAQ	CENX	Tue, Sep 12, 2006	31.26	33.10	31.19	32.15
2625	NASDAQ	CENX	Mon, Sep 11, 2006	33.09	33.20	30.95	31.27
2624	NASDAQ	CENX	Fri, Sep 8, 2006	33.59	33.71	33.10	33.26
2623	NASDAQ	CENX	Thu, Sep 7, 2006	34.68	34.70	33.24	33.57
2622	NASDAQ	CENX	Wed, Sep 6, 2006	36.11	36.11	34.36	34.43
2621	NASDAQ	CENX	Tue, Sep 5, 2006	35.69	36.71	35.42	36.43
2620	NASDAQ	CENX	Fri, Sep 1, 2006	35.21	35.93	34.45	35.40
2619	NASDAQ	CENX	Thu, Aug 31, 2006	35.08	35.37	34.58	34.71
2618	NASDAQ	CENX	Wed, Aug 30, 2006	34.40	36.00	34.33	34.70
2617	NASDAQ	CENX	Tue, Aug 29, 2006	34.01	34.28	33.30	34.28
2616	NASDAQ	CENX	Mon, Aug 28, 2006	34.35	34.47	33.63	33.84
2615	NASDAQ	CENX	Fri, Aug 25, 2006	34.05	34.43	33.76	34.20
2614	NASDAQ	CENX	Thu, Aug 24, 2006	35.40	35.43	33.50	33.95
2613	NASDAQ	CENX	Wed, Aug 23, 2006	34.71	36.00	34.09	35.00
2612	NASDAQ	CENX	Tue, Aug 22, 2006	35.24	35.25	33.41	33.86
2611	NASDAQ	CENX	Mon, Aug 21, 2006	35.31	35.68	34.63	35.03
2610	NASDAQ	CENX	Fri, Aug 18, 2006	35.13	35.52	34.26	34.70
2609	NASDAQ	CENX	Thu, Aug 17, 2006	34.55	34.79	33.15	33.36
2608	NASDAQ	CENX	Wed, Aug 16, 2006	33.66	34.80	33.37	34.75
2607	NASDAQ	CENX	Tue, Aug 15, 2006	33.20	33.87	32.79	33.31
2606	NASDAQ	CENX	Mon, Aug 14, 2006	33.85	34.01	32.96	32.99
2605	NASDAQ	CENX	Fri, Aug 11, 2006	34.39	34.61	33.39	33.43
2604	NASDAQ	CENX	Thu, Aug 10, 2006	34.39	34.67	33.50	34.57
2603	NASDAQ	CENX	Wed, Aug 9, 2006	35.97	36.14	34.43	34.70
2602	NASDAQ	CENX	Tue, Aug 8, 2006	36.02	37.19	35.19	35.52
2601	NASDAQ	CENX	Mon, Aug 7, 2006	35.02	36.22	34.97	35.92
2600	NASDAQ	CENX	Fri, Aug 4, 2006	37.20	37.78	34.89	35.19
2599	NASDAQ	CENX	Thu, Aug 3, 2006	35.76	37.13	34.28	36.91
2598	NASDAQ	CENX	Wed, Aug 2, 2006	31.78	35.15	31.67	34.80
2597	NASDAQ	CENX	Tue, Aug 1, 2006	30.52	31.38	30.32	31.18
2596	NASDAQ	CENX	Mon, Jul 31, 2006	30.15	31.41	29.60	30.87
2595	NASDAQ	CENX	Fri, Jul 28, 2006	31.82	32.62	30.07	32.35
2594	NASDAQ	CENX	Thu, Jul 27, 2006	31.91	32.34	30.43	30.73
2593	NASDAQ	CENX	Wed, Jul 26, 2006	32.18	32.36	31.06	31.61
2592	NASDAQ	CENX	Tue, Jul 25, 2006	32.55	33.15	31.05	32.42
2591	NASDAQ	CENX	Mon, Jul 24, 2006	31.29	32.58	30.95	32.47
2590	NASDAQ	CENX	Fri, Jul 21, 2006	32.00	32.16	30.69	30.95
2589	NASDAQ	CENX	Thu, Jul 20, 2006	34.39	34.39	32.09	32.10
2588	NASDAQ	CENX	Wed, Jul 19, 2006	32.69	34.43	32.68	34.20
2587	NASDAQ	CENX	Tue, Jul 18, 2006	33.02	33.71	32.03	32.52
2586	NASDAQ	CENX	Mon, Jul 17, 2006	33.98	33.98	32.33	32.74
2585	NASDAQ	CENX	Fri, Jul 14, 2006	34.15	34.55	33.01	33.85
2584	NASDAQ	CENX	Thu, Jul 13, 2006	35.56	35.88	34.22	34.23
2583	NASDAQ	CENX	Wed, Jul 12, 2006	35.75	36.66	35.60	35.94
2582	NASDAQ	CENX	Tue, Jul 11, 2006	35.51	35.81	34.59	35.61
2581	NASDAQ	CENX	Mon, Jul 10, 2006	37.25	37.66	36.18	36.41
2580	NASDAQ	CENX	Fri, Jul 7, 2006	37.49	38.26	36.92	37.11
2579	NASDAQ	CENX	Thu, Jul 6, 2006	37.25	38.27	36.88	37.35
2578	NASDAQ	CENX	Wed, Jul 5, 2006	38.74	38.83	36.50	37.25
2577	NASDAQ	CENX	Mon, Jul 3, 2006	36.02	39.16	36.00	39.03
2576	NASDAQ	CENX	Fri, Jun 30, 2006	35.55	36.32	35.01	35.69
2575	NASDAQ	CENX	Thu, Jun 29, 2006	33.25	35.41	33.25	35.41
2574	NASDAQ	CENX	Wed, Jun 28, 2006	33.22	33.51	32.43	32.98
2573	NASDAQ	CENX	Tue, Jun 27, 2006	33.89	34.12	32.46	32.96
2572	NASDAQ	CENX	Mon, Jun 26, 2006	33.48	34.66	32.86	33.86
2571	NASDAQ	CENX	Fri, Jun 23, 2006	32.40	33.70	32.02	33.11
2570	NASDAQ	CENX	Thu, Jun 22, 2006	32.85	33.12	31.65	32.55
2569	NASDAQ	CENX	Wed, Jun 21, 2006	32.25	33.32	31.93	32.89
2568	NASDAQ	CENX	Tue, Jun 20, 2006	32.75	33.51	32.17	32.25
2567	NASDAQ	CENX	Mon, Jun 19, 2006	34.32	34.46	31.80	32.13
2566	NASDAQ	CENX	Fri, Jun 16, 2006	34.96	35.05	33.32	34.05
2565	NASDAQ	CENX	Thu, Jun 15, 2006	33.15	35.49	32.81	34.98
2564	NASDAQ	CENX	Wed, Jun 14, 2006	32.11	33.05	31.78	32.43
2563	NASDAQ	CENX	Tue, Jun 13, 2006	34.41	35.11	31.28	31.99
2562	NASDAQ	CENX	Mon, Jun 12, 2006	36.64	37.26	34.53	34.99
2561	NASDAQ	CENX	Fri, Jun 9, 2006	37.37	38.49	36.12	36.65
2560	NASDAQ	CENX	Thu, Jun 8, 2006	37.13	37.45	34.11	36.49
2559	NASDAQ	CENX	Wed, Jun 7, 2006	39.27	39.94	37.12	37.28
2558	NASDAQ	CENX	Tue, Jun 6, 2006	39.62	40.39	38.42	39.34
2557	NASDAQ	CENX	Mon, Jun 5, 2006	42.05	42.54	39.60	39.89
2556	NASDAQ	CENX	Fri, Jun 2, 2006	43.23	43.25	41.58	41.94
2555	NASDAQ	CENX	Thu, Jun 1, 2006	41.17	42.15	39.92	42.10
2554	NASDAQ	CENX	Wed, May 31, 2006	41.65	42.80	41.18	41.65
2553	NASDAQ	CENX	Tue, May 30, 2006	44.65	45.00	40.92	41.14
2552	NASDAQ	CENX	Fri, May 26, 2006	44.55	45.15	44.30	44.69
2551	NASDAQ	CENX	Thu, May 25, 2006	42.62	44.72	41.73	44.23
2550	NASDAQ	CENX	Wed, May 24, 2006	41.99	43.04	40.34	41.99
2549	NASDAQ	CENX	Tue, May 23, 2006	41.30	44.16	41.30	42.11
2548	NASDAQ	CENX	Mon, May 22, 2006	41.86	42.24	39.44	40.33
2547	NASDAQ	CENX	Fri, May 19, 2006	42.93	43.50	39.43	42.50
2546	NASDAQ	CENX	Thu, May 18, 2006	45.35	46.14	42.88	43.09
2545	NASDAQ	CENX	Wed, May 17, 2006	46.86	48.07	44.05	44.86
2544	NASDAQ	CENX	Tue, May 16, 2006	47.37	48.70	45.55	47.33
2543	NASDAQ	CENX	Mon, May 15, 2006	49.26	49.53	46.11	47.20
2542	NASDAQ	CENX	Fri, May 12, 2006	53.15	53.24	48.54	50.41
2541	NASDAQ	CENX	Thu, May 11, 2006	55.44	56.57	52.92	53.14
2540	NASDAQ	CENX	Wed, May 10, 2006	55.40	56.40	53.73	55.16
2539	NASDAQ	CENX	Tue, May 9, 2006	53.90	56.09	53.74	55.88
2538	NASDAQ	CENX	Mon, May 8, 2006	52.26	54.46	51.69	53.86
2537	NASDAQ	CENX	Fri, May 5, 2006	51.60	52.69	51.38	51.50
2536	NASDAQ	CENX	Thu, May 4, 2006	50.10	51.79	49.57	51.26
2535	NASDAQ	CENX	Wed, May 3, 2006	50.50	50.63	47.83	49.98
2534	NASDAQ	CENX	Tue, May 2, 2006	48.78	51.30	48.36	50.77
2533	NASDAQ	CENX	Mon, May 1, 2006	48.49	49.28	47.51	48.57
2532	NASDAQ	CENX	Fri, Apr 28, 2006	45.88	47.93	45.50	47.61
2531	NASDAQ	CENX	Thu, Apr 27, 2006	48.04	48.23	44.27	45.68
2530	NASDAQ	CENX	Wed, Apr 26, 2006	48.92	51.20	48.79	49.03
2529	NASDAQ	CENX	Tue, Apr 25, 2006	49.35	49.99	48.63	48.92
2528	NASDAQ	CENX	Mon, Apr 24, 2006	49.99	49.99	48.92	49.20
2527	NASDAQ	CENX	Fri, Apr 21, 2006	49.68	50.51	48.75	49.93
2526	NASDAQ	CENX	Thu, Apr 20, 2006	50.05	51.01	47.58	49.24
2525	NASDAQ	CENX	Wed, Apr 19, 2006	51.40	51.43	50.06	51.20
2524	NASDAQ	CENX	Tue, Apr 18, 2006	48.89	51.83	48.63	51.15
2523	NASDAQ	CENX	Mon, Apr 17, 2006	47.71	48.94	47.65	48.56
2522	NASDAQ	CENX	Thu, Apr 13, 2006	46.86	48.25	46.25	47.51
2521	NASDAQ	CENX	Wed, Apr 12, 2006	46.65	47.31	45.75	47.01
2520	NASDAQ	CENX	Tue, Apr 11, 2006	48.75	49.45	46.22	46.61
2519	NASDAQ	CENX	Mon, Apr 10, 2006	47.25	48.80	46.08	46.95
2518	NASDAQ	CENX	Fri, Apr 7, 2006	47.40	47.73	46.69	46.79
2517	NASDAQ	CENX	Thu, Apr 6, 2006	48.70	48.70	45.75	47.00
2516	NASDAQ	CENX	Wed, Apr 5, 2006	44.28	49.11	44.28	48.70
2515	NASDAQ	CENX	Tue, Apr 4, 2006	42.61	43.75	42.50	43.63
2514	NASDAQ	CENX	Mon, Apr 3, 2006	42.61	44.17	42.56	43.65
2513	NASDAQ	CENX	Fri, Mar 31, 2006	43.43	43.81	42.05	42.45
2512	NASDAQ	CENX	Thu, Mar 30, 2006	43.29	44.50	42.75	43.42
2511	NASDAQ	CENX	Wed, Mar 29, 2006	39.85	42.02	39.85	41.40
2510	NASDAQ	CENX	Tue, Mar 28, 2006	39.42	40.25	38.58	39.96
2509	NASDAQ	CENX	Mon, Mar 27, 2006	38.40	39.82	38.26	39.34
2508	NASDAQ	CENX	Fri, Mar 24, 2006	37.25	38.85	37.25	38.26
2507	NASDAQ	CENX	Thu, Mar 23, 2006	35.36	37.44	35.29	37.21
2506	NASDAQ	CENX	Wed, Mar 22, 2006	35.19	36.02	35.19	35.56
2505	NASDAQ	CENX	Tue, Mar 21, 2006	35.98	36.30	35.16	35.25
2504	NASDAQ	CENX	Mon, Mar 20, 2006	36.37	36.72	35.74	36.12
2503	NASDAQ	CENX	Fri, Mar 17, 2006	36.05	36.70	35.46	36.22
2502	NASDAQ	CENX	Thu, Mar 16, 2006	36.36	36.36	35.50	36.00
2501	NASDAQ	CENX	Wed, Mar 15, 2006	36.15	36.84	35.86	36.20
2500	NASDAQ	CENX	Tue, Mar 14, 2006	35.60	36.24	34.94	36.01
2499	NASDAQ	CENX	Mon, Mar 13, 2006	35.61	35.86	35.31	35.54
2498	NASDAQ	CENX	Fri, Mar 10, 2006	35.18	35.54	34.40	35.47
2497	NASDAQ	CENX	Thu, Mar 9, 2006	34.95	35.88	34.15	35.15
2496	NASDAQ	CENX	Wed, Mar 8, 2006	35.60	35.64	33.87	34.78
2495	NASDAQ	CENX	Tue, Mar 7, 2006	37.30	37.30	35.24	35.85
2494	NASDAQ	CENX	Mon, Mar 6, 2006	38.13	38.50	37.00	37.54
2493	NASDAQ	CENX	Fri, Mar 3, 2006	37.85	38.53	37.30	38.01
2492	NASDAQ	CENX	Thu, Mar 2, 2006	36.90	38.32	36.57	37.85
2491	NASDAQ	CENX	Wed, Mar 1, 2006	35.90	37.47	35.61	37.01
2490	NASDAQ	CENX	Tue, Feb 28, 2006	36.00	36.31	35.16	35.59
2489	NASDAQ	CENX	Mon, Feb 27, 2006	36.34	36.53	35.37	35.84
2488	NASDAQ	CENX	Fri, Feb 24, 2006	36.66	37.30	36.20	36.47
2487	NASDAQ	CENX	Thu, Feb 23, 2006	35.20	37.41	34.27	36.79
2486	NASDAQ	CENX	Wed, Feb 22, 2006	37.12	37.74	37.00	37.52
2485	NASDAQ	CENX	Tue, Feb 21, 2006	36.70	37.74	36.33	37.30
2484	NASDAQ	CENX	Fri, Feb 17, 2006	36.27	36.90	35.98	36.47
2483	NASDAQ	CENX	Thu, Feb 16, 2006	36.04	36.50	35.05	36.25
2482	NASDAQ	CENX	Wed, Feb 15, 2006	35.97	36.69	35.27	35.90
2481	NASDAQ	CENX	Tue, Feb 14, 2006	34.43	36.27	33.83	35.91
2480	NASDAQ	CENX	Mon, Feb 13, 2006	35.23	35.36	33.87	34.23
2479	NASDAQ	CENX	Fri, Feb 10, 2006	36.20	36.27	34.01	35.40
2478	NASDAQ	CENX	Thu, Feb 9, 2006	36.07	37.20	35.91	36.20
2477	NASDAQ	CENX	Wed, Feb 8, 2006	36.80	36.95	34.45	35.93
2476	NASDAQ	CENX	Tue, Feb 7, 2006	38.50	39.07	36.15	36.47
2475	NASDAQ	CENX	Mon, Feb 6, 2006	37.27	38.68	36.95	38.10
2474	NASDAQ	CENX	Fri, Feb 3, 2006	35.30	36.68	34.74	35.74
2473	NASDAQ	CENX	Thu, Feb 2, 2006	34.90	36.27	34.30	35.61
2472	NASDAQ	CENX	Wed, Feb 1, 2006	34.05	35.26	33.39	35.13
2471	NASDAQ	CENX	Tue, Jan 31, 2006	33.61	34.29	33.46	34.08
2470	NASDAQ	CENX	Mon, Jan 30, 2006	33.90	34.18	33.39	33.71
2469	NASDAQ	CENX	Fri, Jan 27, 2006	33.00	35.12	32.78	33.89
2468	NASDAQ	CENX	Thu, Jan 26, 2006	31.19	33.57	31.18	33.44
2467	NASDAQ	CENX	Wed, Jan 25, 2006	31.06	31.49	30.86	31.16
2466	NASDAQ	CENX	Tue, Jan 24, 2006	30.00	31.18	29.55	30.89
2465	NASDAQ	CENX	Mon, Jan 23, 2006	30.31	30.31	29.15	29.75
2464	NASDAQ	CENX	Fri, Jan 20, 2006	30.50	30.60	29.23	29.46
2463	NASDAQ	CENX	Thu, Jan 19, 2006	29.07	30.48	29.02	30.40
2462	NASDAQ	CENX	Wed, Jan 18, 2006	29.31	29.88	28.85	28.98
2461	NASDAQ	CENX	Tue, Jan 17, 2006	28.74	29.75	28.35	29.42
2460	NASDAQ	CENX	Fri, Jan 13, 2006	28.72	29.12	28.57	28.79
2459	NASDAQ	CENX	Thu, Jan 12, 2006	28.47	28.87	27.80	28.31
2458	NASDAQ	CENX	Wed, Jan 11, 2006	28.50	28.79	28.11	28.31
2457	NASDAQ	CENX	Tue, Jan 10, 2006	28.45	28.88	27.77	28.62
2456	NASDAQ	CENX	Mon, Jan 9, 2006	28.99	29.80	28.70	29.14
2455	NASDAQ	CENX	Fri, Jan 6, 2006	28.95	29.00	28.45	28.52
2454	NASDAQ	CENX	Thu, Jan 5, 2006	28.84	29.12	28.70	28.74
2453	NASDAQ	CENX	Wed, Jan 4, 2006	27.70	29.10	27.47	28.84
2452	NASDAQ	CENX	Tue, Jan 3, 2006	26.16	27.68	26.14	27.68
2451	NASDAQ	CENX	Fri, Dec 30, 2005	26.52	26.65	26.14	26.21
2450	NASDAQ	CENX	Thu, Dec 29, 2005	26.56	26.79	26.28	26.59
2449	NASDAQ	CENX	Wed, Dec 28, 2005	25.57	26.57	25.57	26.56
2448	NASDAQ	CENX	Tue, Dec 27, 2005	26.00	26.00	25.33	25.45
2447	NASDAQ	CENX	Fri, Dec 23, 2005	25.99	25.99	25.50	25.88
2446	NASDAQ	CENX	Thu, Dec 22, 2005	25.10	25.90	24.86	25.78
2445	NASDAQ	CENX	Wed, Dec 21, 2005	24.27	25.07	24.20	24.85
2444	NASDAQ	CENX	Tue, Dec 20, 2005	24.23	24.57	23.93	24.14
2443	NASDAQ	CENX	Mon, Dec 19, 2005	24.70	25.36	23.73	24.19
2442	NASDAQ	CENX	Fri, Dec 16, 2005	25.20	25.88	24.79	24.87
2441	NASDAQ	CENX	Thu, Dec 15, 2005	25.09	26.25	24.76	25.19
2440	NASDAQ	CENX	Wed, Dec 14, 2005	24.23	24.35	23.60	23.67
2439	NASDAQ	CENX	Tue, Dec 13, 2005	24.05	24.39	23.90	24.05
2438	NASDAQ	CENX	Mon, Dec 12, 2005	25.15	25.35	23.99	24.08
2437	NASDAQ	CENX	Fri, Dec 9, 2005	24.91	25.28	24.51	25.16
2436	NASDAQ	CENX	Thu, Dec 8, 2005	25.00	25.04	24.36	24.69
2435	NASDAQ	CENX	Wed, Dec 7, 2005	24.64	25.50	24.64	24.89
2434	NASDAQ	CENX	Tue, Dec 6, 2005	23.95	24.95	23.70	24.81
2433	NASDAQ	CENX	Mon, Dec 5, 2005	23.33	23.92	23.18	23.75
2432	NASDAQ	CENX	Fri, Dec 2, 2005	23.82	23.82	23.07	23.50
2431	NASDAQ	CENX	Thu, Dec 1, 2005	23.15	23.96	23.15	23.67
2430	NASDAQ	CENX	Wed, Nov 30, 2005	22.64	23.30	22.50	23.15
2429	NASDAQ	CENX	Tue, Nov 29, 2005	22.19	22.92	22.16	22.77
2428	NASDAQ	CENX	Mon, Nov 28, 2005	22.19	22.19	21.81	21.94
2427	NASDAQ	CENX	Fri, Nov 25, 2005	21.52	22.30	21.52	22.05
2426	NASDAQ	CENX	Wed, Nov 23, 2005	20.97	22.03	20.90	21.64
2425	NASDAQ	CENX	Tue, Nov 22, 2005	21.50	21.50	20.95	21.00
2424	NASDAQ	CENX	Mon, Nov 21, 2005	21.05	21.58	20.78	21.50
2423	NASDAQ	CENX	Fri, Nov 18, 2005	21.11	21.11	20.62	21.05
2422	NASDAQ	CENX	Thu, Nov 17, 2005	20.90	21.17	20.49	20.89
2421	NASDAQ	CENX	Wed, Nov 16, 2005	20.39	20.90	20.19	20.82
2420	NASDAQ	CENX	Tue, Nov 15, 2005	20.32	20.91	20.17	20.38
2419	NASDAQ	CENX	Mon, Nov 14, 2005	20.34	20.50	20.17	20.33
2418	NASDAQ	CENX	Fri, Nov 11, 2005	20.73	20.90	20.33	20.36
2417	NASDAQ	CENX	Thu, Nov 10, 2005	20.61	20.90	20.03	20.76
2416	NASDAQ	CENX	Wed, Nov 9, 2005	19.92	20.88	19.82	20.59
2415	NASDAQ	CENX	Tue, Nov 8, 2005	19.39	19.94	19.32	19.89
2414	NASDAQ	CENX	Mon, Nov 7, 2005	19.35	19.55	18.95	19.44
2413	NASDAQ	CENX	Fri, Nov 4, 2005	18.85	19.20	18.71	19.20
2412	NASDAQ	CENX	Thu, Nov 3, 2005	18.69	19.25	18.60	18.83
2411	NASDAQ	CENX	Wed, Nov 2, 2005	18.19	18.64	18.18	18.64
2410	NASDAQ	CENX	Tue, Nov 1, 2005	18.18	18.29	17.97	18.19
2409	NASDAQ	CENX	Mon, Oct 31, 2005	17.96	18.41	17.96	18.18
2408	NASDAQ	CENX	Fri, Oct 28, 2005	18.14	18.27	17.82	17.87
2407	NASDAQ	CENX	Thu, Oct 27, 2005	19.14	19.17	17.95	18.00
2406	NASDAQ	CENX	Wed, Oct 26, 2005	20.65	21.48	18.83	19.22
2405	NASDAQ	CENX	Tue, Oct 25, 2005	22.30	22.75	22.05	22.75
2404	NASDAQ	CENX	Mon, Oct 24, 2005	21.88	22.54	21.77	22.39
2403	NASDAQ	CENX	Fri, Oct 21, 2005	21.11	22.33	20.96	21.81
2402	NASDAQ	CENX	Thu, Oct 20, 2005	21.35	21.68	20.89	21.06
2401	NASDAQ	CENX	Wed, Oct 19, 2005	20.49	21.40	20.25	21.40
2400	NASDAQ	CENX	Tue, Oct 18, 2005	21.41	21.85	20.50	20.58
2399	NASDAQ	CENX	Mon, Oct 17, 2005	21.42	21.82	21.01	21.56
2398	NASDAQ	CENX	Fri, Oct 14, 2005	20.77	21.50	20.52	21.16
2397	NASDAQ	CENX	Thu, Oct 13, 2005	20.65	20.71	20.10	20.60
2396	NASDAQ	CENX	Wed, Oct 12, 2005	20.88	21.37	20.04	20.70
2395	NASDAQ	CENX	Tue, Oct 11, 2005	20.95	21.45	20.61	20.98
2394	NASDAQ	CENX	Mon, Oct 10, 2005	20.88	21.17	20.60	20.75
2393	NASDAQ	CENX	Fri, Oct 7, 2005	21.17	21.50	20.80	21.00
2392	NASDAQ	CENX	Thu, Oct 6, 2005	21.05	21.68	20.76	21.03
2391	NASDAQ	CENX	Wed, Oct 5, 2005	21.52	21.74	20.91	21.04
2390	NASDAQ	CENX	Tue, Oct 4, 2005	22.11	22.21	21.53	21.63
2389	NASDAQ	CENX	Mon, Oct 3, 2005	22.46	22.89	22.11	22.13
2388	NASDAQ	CENX	Fri, Sep 30, 2005	22.60	22.84	22.32	22.48
2387	NASDAQ	CENX	Thu, Sep 29, 2005	22.61	22.65	22.02	22.64
2386	NASDAQ	CENX	Wed, Sep 28, 2005	22.82	23.05	22.37	22.57
2385	NASDAQ	CENX	Tue, Sep 27, 2005	22.41	22.84	22.26	22.63
2384	NASDAQ	CENX	Mon, Sep 26, 2005	21.98	22.67	21.73	22.45
2383	NASDAQ	CENX	Fri, Sep 23, 2005	22.18	22.18	21.52	21.86
2382	NASDAQ	CENX	Thu, Sep 22, 2005	23.08	23.21	22.58	22.60
2381	NASDAQ	CENX	Wed, Sep 21, 2005	22.91	23.40	22.79	23.13
2380	NASDAQ	CENX	Tue, Sep 20, 2005	23.25	23.50	22.77	22.83
2379	NASDAQ	CENX	Mon, Sep 19, 2005	23.30	23.32	23.06	23.19
2378	NASDAQ	CENX	Fri, Sep 16, 2005	23.42	23.45	23.19	23.24
2377	NASDAQ	CENX	Thu, Sep 15, 2005	23.80	23.80	23.20	23.25
2376	NASDAQ	CENX	Wed, Sep 14, 2005	23.69	23.95	23.57	23.68
2375	NASDAQ	CENX	Tue, Sep 13, 2005	24.54	24.73	23.68	23.80
2374	NASDAQ	CENX	Mon, Sep 12, 2005	24.47	24.94	24.30	24.69
2373	NASDAQ	CENX	Fri, Sep 9, 2005	24.64	24.93	24.45	24.55
2372	NASDAQ	CENX	Thu, Sep 8, 2005	24.70	24.87	24.51	24.63
2371	NASDAQ	CENX	Wed, Sep 7, 2005	24.97	25.16	24.33	24.81
2370	NASDAQ	CENX	Tue, Sep 6, 2005	24.74	25.13	24.49	24.88
2369	NASDAQ	CENX	Fri, Sep 2, 2005	25.32	25.48	24.41	24.64
2368	NASDAQ	CENX	Thu, Sep 1, 2005	24.00	25.27	24.00	25.11
2367	NASDAQ	CENX	Wed, Aug 31, 2005	24.28	24.28	23.70	24.20
2366	NASDAQ	CENX	Tue, Aug 30, 2005	24.67	24.67	24.06	24.32
2365	NASDAQ	CENX	Mon, Aug 29, 2005	24.47	24.75	23.92	24.50
2364	NASDAQ	CENX	Fri, Aug 26, 2005	24.82	24.93	24.29	24.48
2363	NASDAQ	CENX	Thu, Aug 25, 2005	24.76	25.05	24.62	24.83
2362	NASDAQ	CENX	Wed, Aug 24, 2005	25.90	25.90	24.75	24.87
2361	NASDAQ	CENX	Tue, Aug 23, 2005	26.60	26.72	25.75	25.99
2360	NASDAQ	CENX	Mon, Aug 22, 2005	25.90	26.65	25.72	26.57
2359	NASDAQ	CENX	Fri, Aug 19, 2005	26.20	26.52	25.95	25.99
2358	NASDAQ	CENX	Thu, Aug 18, 2005	27.07	27.07	25.97	26.15
2357	NASDAQ	CENX	Wed, Aug 17, 2005	27.00	27.46	26.72	27.11
2356	NASDAQ	CENX	Tue, Aug 16, 2005	27.60	27.60	27.00	27.11
2355	NASDAQ	CENX	Mon, Aug 15, 2005	27.29	27.60	26.80	27.49
2354	NASDAQ	CENX	Fri, Aug 12, 2005	26.50	27.43	26.20	27.15
2353	NASDAQ	CENX	Thu, Aug 11, 2005	26.28	27.26	26.14	26.59
2352	NASDAQ	CENX	Wed, Aug 10, 2005	26.18	26.50	25.67	26.12
2351	NASDAQ	CENX	Tue, Aug 9, 2005	25.86	26.32	25.40	26.08
2350	NASDAQ	CENX	Mon, Aug 8, 2005	26.01	26.60	25.70	25.78
2349	NASDAQ	CENX	Fri, Aug 5, 2005	25.76	26.23	25.34	25.91
2348	NASDAQ	CENX	Thu, Aug 4, 2005	26.37	26.37	25.46	25.80
2347	NASDAQ	CENX	Wed, Aug 3, 2005	25.74	26.40	25.60	26.32
2346	NASDAQ	CENX	Tue, Aug 2, 2005	24.80	25.89	24.80	25.78
2345	NASDAQ	CENX	Mon, Aug 1, 2005	24.69	25.24	24.43	24.76
2344	NASDAQ	CENX	Fri, Jul 29, 2005	24.78	25.00	24.20	24.47
2343	NASDAQ	CENX	Thu, Jul 28, 2005	23.82	24.99	23.53	24.78
2342	NASDAQ	CENX	Wed, Jul 27, 2005	24.44	24.44	23.50	23.72
2341	NASDAQ	CENX	Tue, Jul 26, 2005	24.31	24.36	23.50	24.16
2340	NASDAQ	CENX	Mon, Jul 25, 2005	24.90	24.90	23.70	24.28
2339	NASDAQ	CENX	Fri, Jul 22, 2005	24.82	25.18	24.03	24.89
2338	NASDAQ	CENX	Thu, Jul 21, 2005	24.66	24.90	24.23	24.67
2337	NASDAQ	CENX	Wed, Jul 20, 2005	23.66	24.63	23.53	24.54
2336	NASDAQ	CENX	Tue, Jul 19, 2005	23.37	23.82	22.84	23.76
2335	NASDAQ	CENX	Mon, Jul 18, 2005	23.21	23.71	22.93	23.31
2334	NASDAQ	CENX	Fri, Jul 15, 2005	23.05	23.22	22.64	23.16
2333	NASDAQ	CENX	Thu, Jul 14, 2005	23.41	23.85	23.06	23.22
2332	NASDAQ	CENX	Wed, Jul 13, 2005	24.15	24.41	23.65	24.11
2331	NASDAQ	CENX	Tue, Jul 12, 2005	23.84	24.37	23.17	24.05
2330	NASDAQ	CENX	Mon, Jul 11, 2005	22.44	24.02	22.44	23.90
2329	NASDAQ	CENX	Fri, Jul 8, 2005	20.65	21.80	20.65	21.66
2328	NASDAQ	CENX	Thu, Jul 7, 2005	20.26	20.64	20.00	20.60
2327	NASDAQ	CENX	Wed, Jul 6, 2005	20.82	20.93	20.42	20.56
2326	NASDAQ	CENX	Tue, Jul 5, 2005	20.20	20.90	20.00	20.82
2325	NASDAQ	CENX	Fri, Jul 1, 2005	20.43	20.58	20.12	20.25
2324	NASDAQ	CENX	Thu, Jun 30, 2005	20.82	21.08	20.37	20.40
2323	NASDAQ	CENX	Wed, Jun 29, 2005	20.50	20.83	20.20	20.80
2322	NASDAQ	CENX	Tue, Jun 28, 2005	20.30	20.71	20.26	20.35
2321	NASDAQ	CENX	Mon, Jun 27, 2005	20.70	20.70	20.18	20.25
2320	NASDAQ	CENX	Fri, Jun 24, 2005	21.15	21.15	20.16	20.67
2319	NASDAQ	CENX	Thu, Jun 23, 2005	22.65	22.65	21.04	21.15
2318	NASDAQ	CENX	Wed, Jun 22, 2005	22.86	23.31	22.25	22.57
2317	NASDAQ	CENX	Tue, Jun 21, 2005	23.07	23.53	22.81	22.92
2316	NASDAQ	CENX	Mon, Jun 20, 2005	23.47	23.78	23.00	23.09
2315	NASDAQ	CENX	Fri, Jun 17, 2005	23.02	24.16	22.92	23.62
2314	NASDAQ	CENX	Thu, Jun 16, 2005	22.64	23.13	22.30	23.04
2313	NASDAQ	CENX	Wed, Jun 15, 2005	22.65	22.90	22.31	22.50
2312	NASDAQ	CENX	Tue, Jun 14, 2005	22.89	22.94	22.46	22.57
2311	NASDAQ	CENX	Mon, Jun 13, 2005	22.99	23.10	22.61	22.95
2310	NASDAQ	CENX	Fri, Jun 10, 2005	22.77	23.14	22.65	23.00
2309	NASDAQ	CENX	Thu, Jun 9, 2005	22.80	23.35	22.64	22.85
2308	NASDAQ	CENX	Wed, Jun 8, 2005	22.55	22.93	22.36	22.84
2307	NASDAQ	CENX	Tue, Jun 7, 2005	22.92	23.12	22.39	22.43
2306	NASDAQ	CENX	Mon, Jun 6, 2005	23.22	23.38	22.65	22.81
2305	NASDAQ	CENX	Fri, Jun 3, 2005	23.06	23.96	23.06	23.19
2304	NASDAQ	CENX	Thu, Jun 2, 2005	23.07	23.31	22.90	23.15
2303	NASDAQ	CENX	Wed, Jun 1, 2005	22.35	23.04	22.35	23.04
2302	NASDAQ	CENX	Tue, May 31, 2005	23.10	23.10	21.95	22.41
2301	NASDAQ	CENX	Fri, May 27, 2005	22.61	23.30	22.46	23.02
2300	NASDAQ	CENX	Thu, May 26, 2005	22.24	22.61	22.19	22.51
2299	NASDAQ	CENX	Wed, May 25, 2005	21.90	22.20	21.30	22.07
2298	NASDAQ	CENX	Tue, May 24, 2005	22.21	22.46	21.75	21.87
2297	NASDAQ	CENX	Mon, May 23, 2005	21.71	22.30	21.44	22.25
2296	NASDAQ	CENX	Fri, May 20, 2005	21.66	21.75	21.42	21.70
2295	NASDAQ	CENX	Thu, May 19, 2005	22.00	22.27	21.44	21.65
2294	NASDAQ	CENX	Wed, May 18, 2005	21.44	22.39	21.25	21.84
2293	NASDAQ	CENX	Tue, May 17, 2005	20.47	21.40	20.42	21.28
2292	NASDAQ	CENX	Mon, May 16, 2005	20.60	21.11	20.39	20.47
2291	NASDAQ	CENX	Fri, May 13, 2005	20.64	20.95	20.26	20.60
2290	NASDAQ	CENX	Thu, May 12, 2005	22.46	22.46	20.32	20.82
2289	NASDAQ	CENX	Wed, May 11, 2005	22.79	23.17	22.31	22.35
2288	NASDAQ	CENX	Tue, May 10, 2005	23.70	23.87	22.54	22.79
2287	NASDAQ	CENX	Mon, May 9, 2005	23.67	24.12	23.44	23.84
2286	NASDAQ	CENX	Fri, May 6, 2005	23.77	23.86	23.11	23.49
2285	NASDAQ	CENX	Thu, May 5, 2005	24.36	25.48	22.89	23.51
2284	NASDAQ	CENX	Wed, May 4, 2005	23.35	24.34	23.33	24.33
2283	NASDAQ	CENX	Tue, May 3, 2005	23.46	24.16	23.01	23.44
2282	NASDAQ	CENX	Mon, May 2, 2005	23.42	23.87	22.91	23.58
2281	NASDAQ	CENX	Fri, Apr 29, 2005	23.36	23.61	22.82	23.30
2280	NASDAQ	CENX	Thu, Apr 28, 2005	24.27	24.27	22.85	23.03
2279	NASDAQ	CENX	Wed, Apr 27, 2005	26.75	26.75	24.26	24.48
2278	NASDAQ	CENX	Tue, Apr 26, 2005	28.00	28.00	26.58	26.73
2277	NASDAQ	CENX	Mon, Apr 25, 2005	27.79	28.19	27.67	27.95
2276	NASDAQ	CENX	Fri, Apr 22, 2005	28.72	28.87	27.44	27.85
2275	NASDAQ	CENX	Thu, Apr 21, 2005	28.27	28.73	27.76	28.53
2274	NASDAQ	CENX	Wed, Apr 20, 2005	28.97	28.97	27.71	27.87
2273	NASDAQ	CENX	Tue, Apr 19, 2005	27.31	28.85	27.31	28.64
2272	NASDAQ	CENX	Mon, Apr 18, 2005	26.65	27.80	26.65	27.52
2271	NASDAQ	CENX	Fri, Apr 15, 2005	27.19	28.15	26.75	26.94
2270	NASDAQ	CENX	Thu, Apr 14, 2005	28.98	29.13	26.56	27.45
2269	NASDAQ	CENX	Wed, Apr 13, 2005	30.64	30.90	28.67	29.27
2268	NASDAQ	CENX	Tue, Apr 12, 2005	30.90	31.06	30.31	30.86
2267	NASDAQ	CENX	Mon, Apr 11, 2005	30.75	31.34	30.75	31.00
2266	NASDAQ	CENX	Fri, Apr 8, 2005	31.95	32.12	30.78	30.84
2265	NASDAQ	CENX	Thu, Apr 7, 2005	31.31	32.18	31.30	32.08
2264	NASDAQ	CENX	Wed, Apr 6, 2005	31.10	31.43	30.77	31.15
2263	NASDAQ	CENX	Tue, Apr 5, 2005	30.54	30.99	30.42	30.77
2262	NASDAQ	CENX	Mon, Apr 4, 2005	30.08	30.45	29.90	30.42
2261	NASDAQ	CENX	Fri, Apr 1, 2005	30.31	30.92	29.80	30.06
2260	NASDAQ	CENX	Thu, Mar 31, 2005	29.81	30.45	29.64	30.26
2259	NASDAQ	CENX	Wed, Mar 30, 2005	28.69	29.60	28.55	29.57
2258	NASDAQ	CENX	Tue, Mar 29, 2005	29.58	30.37	28.77	28.85
2257	NASDAQ	CENX	Mon, Mar 28, 2005	31.11	31.16	28.86	30.00
2256	NASDAQ	CENX	Thu, Mar 24, 2005	32.82	34.33	32.80	33.03
2255	NASDAQ	CENX	Wed, Mar 23, 2005	33.41	33.56	32.11	32.50
2254	NASDAQ	CENX	Tue, Mar 22, 2005	33.68	34.70	33.35	33.63
2253	NASDAQ	CENX	Mon, Mar 21, 2005	33.54	33.93	32.81	33.51
2252	NASDAQ	CENX	Fri, Mar 18, 2005	33.46	33.79	33.28	33.49
2251	NASDAQ	CENX	Thu, Mar 17, 2005	32.78	33.93	32.75	33.34
2250	NASDAQ	CENX	Wed, Mar 16, 2005	33.34	33.74	32.33	32.92
2249	NASDAQ	CENX	Tue, Mar 15, 2005	31.53	33.42	31.37	33.28
2248	NASDAQ	CENX	Mon, Mar 14, 2005	31.48	31.74	30.92	31.40
2247	NASDAQ	CENX	Fri, Mar 11, 2005	31.18	32.40	31.06	31.52
2246	NASDAQ	CENX	Thu, Mar 10, 2005	31.33	31.43	30.58	31.18
2245	NASDAQ	CENX	Wed, Mar 9, 2005	31.70	31.89	31.00	31.00
2244	NASDAQ	CENX	Tue, Mar 8, 2005	31.84	32.30	31.34	31.74
2243	NASDAQ	CENX	Mon, Mar 7, 2005	32.84	33.26	31.90	31.92
2242	NASDAQ	CENX	Fri, Mar 4, 2005	31.77	32.85	31.77	32.84
2241	NASDAQ	CENX	Thu, Mar 3, 2005	31.36	31.50	31.00	31.49
2240	NASDAQ	CENX	Wed, Mar 2, 2005	31.52	31.76	30.36	31.49
2239	NASDAQ	CENX	Tue, Mar 1, 2005	32.63	32.63	31.68	31.79
2238	NASDAQ	CENX	Mon, Feb 28, 2005	32.71	32.87	31.85	32.51
2237	NASDAQ	CENX	Fri, Feb 25, 2005	31.08	34.27	31.00	32.90
2236	NASDAQ	CENX	Thu, Feb 24, 2005	29.33	31.58	29.29	31.36
2235	NASDAQ	CENX	Wed, Feb 23, 2005	28.00	29.14	27.79	28.95
2234	NASDAQ	CENX	Tue, Feb 22, 2005	28.51	29.00	27.77	28.00
2233	NASDAQ	CENX	Fri, Feb 18, 2005	27.59	28.61	27.25	28.16
2232	NASDAQ	CENX	Thu, Feb 17, 2005	26.74	27.55	26.70	27.16
2231	NASDAQ	CENX	Wed, Feb 16, 2005	26.02	26.52	25.51	26.22
2230	NASDAQ	CENX	Tue, Feb 15, 2005	25.87	26.41	25.87	26.00
2229	NASDAQ	CENX	Mon, Feb 14, 2005	26.25	26.34	25.76	25.90
2228	NASDAQ	CENX	Fri, Feb 11, 2005	25.44	26.24	25.01	25.88
2227	NASDAQ	CENX	Thu, Feb 10, 2005	24.97	25.61	24.91	25.17
2226	NASDAQ	CENX	Wed, Feb 9, 2005	25.58	25.62	24.61	24.71
2225	NASDAQ	CENX	Tue, Feb 8, 2005	25.25	25.54	24.94	25.52
2224	NASDAQ	CENX	Mon, Feb 7, 2005	25.44	25.72	24.91	25.00
2223	NASDAQ	CENX	Fri, Feb 4, 2005	26.00	26.00	24.90	25.35
2222	NASDAQ	CENX	Thu, Feb 3, 2005	25.80	26.03	25.30	25.78
2221	NASDAQ	CENX	Wed, Feb 2, 2005	24.93	25.85	24.93	25.66
2220	NASDAQ	CENX	Tue, Feb 1, 2005	24.92	25.18	24.92	25.00
2219	NASDAQ	CENX	Mon, Jan 31, 2005	24.54	25.51	24.34	24.92
2218	NASDAQ	CENX	Fri, Jan 28, 2005	24.82	24.83	24.30	24.34
2217	NASDAQ	CENX	Thu, Jan 27, 2005	24.80	25.19	24.74	24.82
2216	NASDAQ	CENX	Wed, Jan 26, 2005	25.00	25.00	24.65	24.98
2215	NASDAQ	CENX	Tue, Jan 25, 2005	25.00	25.11	24.65	24.75
2214	NASDAQ	CENX	Mon, Jan 24, 2005	25.00	25.15	24.68	24.79
2213	NASDAQ	CENX	Fri, Jan 21, 2005	25.03	25.17	24.79	24.98
2212	NASDAQ	CENX	Thu, Jan 20, 2005	24.90	25.23	24.72	24.80
2211	NASDAQ	CENX	Wed, Jan 19, 2005	25.71	25.94	24.99	25.20
2210	NASDAQ	CENX	Tue, Jan 18, 2005	25.33	25.93	24.86	25.72
2209	NASDAQ	CENX	Fri, Jan 14, 2005	24.84	25.49	24.59	25.49
2208	NASDAQ	CENX	Thu, Jan 13, 2005	23.90	25.02	23.90	24.47
2207	NASDAQ	CENX	Wed, Jan 12, 2005	24.02	24.17	23.69	24.17
2206	NASDAQ	CENX	Tue, Jan 11, 2005	24.49	24.80	23.88	23.99
2205	NASDAQ	CENX	Mon, Jan 10, 2005	24.79	25.16	24.45	24.64
2204	NASDAQ	CENX	Fri, Jan 7, 2005	24.30	25.19	24.28	24.85
2203	NASDAQ	CENX	Thu, Jan 6, 2005	24.70	25.00	23.90	24.30
2202	NASDAQ	CENX	Wed, Jan 5, 2005	25.17	25.57	24.61	24.71
2201	NASDAQ	CENX	Tue, Jan 4, 2005	26.10	26.29	24.95	25.40
2200	NASDAQ	CENX	Mon, Jan 3, 2005	26.08	26.53	25.97	26.33
2199	NASDAQ	CENX	Fri, Dec 31, 2004	26.08	26.53	25.76	26.26
2198	NASDAQ	CENX	Thu, Dec 30, 2004	25.70	26.12	25.41	25.85
2197	NASDAQ	CENX	Wed, Dec 29, 2004	25.84	26.04	25.56	25.81
2196	NASDAQ	CENX	Tue, Dec 28, 2004	25.15	25.80	25.15	25.78
2195	NASDAQ	CENX	Mon, Dec 27, 2004	25.34	25.51	24.96	25.15
2194	NASDAQ	CENX	Thu, Dec 23, 2004	25.25	25.65	25.02	25.25
2193	NASDAQ	CENX	Wed, Dec 22, 2004	25.25	25.39	24.66	25.05
2192	NASDAQ	CENX	Tue, Dec 21, 2004	24.63	25.50	24.49	25.35
2191	NASDAQ	CENX	Mon, Dec 20, 2004	23.95	24.65	23.95	24.48
2190	NASDAQ	CENX	Fri, Dec 17, 2004	23.90	24.09	23.47	23.97
2189	NASDAQ	CENX	Thu, Dec 16, 2004	24.15	24.47	23.57	23.60
2188	NASDAQ	CENX	Wed, Dec 15, 2004	24.25	24.43	23.84	23.92
2187	NASDAQ	CENX	Tue, Dec 14, 2004	24.17	24.30	23.73	24.12
2186	NASDAQ	CENX	Mon, Dec 13, 2004	24.13	24.78	24.05	24.46
2185	NASDAQ	CENX	Fri, Dec 10, 2004	23.50	23.97	23.22	23.92
2184	NASDAQ	CENX	Thu, Dec 9, 2004	23.63	23.63	22.85	23.10
2183	NASDAQ	CENX	Wed, Dec 8, 2004	23.50	23.62	22.73	23.42
2182	NASDAQ	CENX	Tue, Dec 7, 2004	24.80	24.81	23.30	23.69
2181	NASDAQ	CENX	Mon, Dec 6, 2004	25.32	25.32	24.77	24.86
2180	NASDAQ	CENX	Fri, Dec 3, 2004	24.68	25.33	24.50	24.89
2179	NASDAQ	CENX	Thu, Dec 2, 2004	25.90	26.00	24.45	24.68
2178	NASDAQ	CENX	Wed, Dec 1, 2004	25.75	26.22	25.66	25.91
2177	NASDAQ	CENX	Tue, Nov 30, 2004	25.76	25.80	25.62	25.62
2176	NASDAQ	CENX	Mon, Nov 29, 2004	25.97	25.97	25.41	25.74
2175	NASDAQ	CENX	Fri, Nov 26, 2004	25.40	25.99	25.00	25.60
2174	NASDAQ	CENX	Wed, Nov 24, 2004	25.02	25.59	24.82	25.21
2173	NASDAQ	CENX	Tue, Nov 23, 2004	25.64	25.66	24.82	24.85
2172	NASDAQ	CENX	Mon, Nov 22, 2004	24.77	25.43	24.77	25.28
2171	NASDAQ	CENX	Fri, Nov 19, 2004	25.04	25.56	24.81	24.81
2170	NASDAQ	CENX	Thu, Nov 18, 2004	25.23	25.51	24.95	25.19
2169	NASDAQ	CENX	Wed, Nov 17, 2004	25.56	25.80	25.16	25.36
2168	NASDAQ	CENX	Tue, Nov 16, 2004	25.55	26.01	25.00	25.07
2167	NASDAQ	CENX	Mon, Nov 15, 2004	26.00	26.15	25.62	25.75
2166	NASDAQ	CENX	Fri, Nov 12, 2004	24.60	26.24	24.57	25.95
2165	NASDAQ	CENX	Thu, Nov 11, 2004	24.28	24.74	24.09	24.61
2164	NASDAQ	CENX	Wed, Nov 10, 2004	24.75	25.10	24.25	24.48
2163	NASDAQ	CENX	Tue, Nov 9, 2004	24.63	25.03	24.06	24.94
2162	NASDAQ	CENX	Mon, Nov 8, 2004	24.42	24.65	23.84	24.37
2161	NASDAQ	CENX	Fri, Nov 5, 2004	23.72	24.52	23.61	24.50
2160	NASDAQ	CENX	Thu, Nov 4, 2004	23.25	24.00	23.18	24.00
2159	NASDAQ	CENX	Wed, Nov 3, 2004	23.57	23.94	23.01	23.38
2158	NASDAQ	CENX	Tue, Nov 2, 2004	23.69	23.77	22.88	22.99
2157	NASDAQ	CENX	Mon, Nov 1, 2004	23.42	24.11	22.82	23.68
2156	NASDAQ	CENX	Fri, Oct 29, 2004	23.48	23.74	22.90	23.14
2155	NASDAQ	CENX	Thu, Oct 28, 2004	24.12	24.32	22.42	23.30
2154	NASDAQ	CENX	Wed, Oct 27, 2004	26.58	26.63	23.92	24.91
2153	NASDAQ	CENX	Tue, Oct 26, 2004	26.91	27.41	26.29	26.97
2152	NASDAQ	CENX	Mon, Oct 25, 2004	26.05	26.56	26.05	26.40
2151	NASDAQ	CENX	Fri, Oct 22, 2004	27.14	27.54	26.00	26.00
2150	NASDAQ	CENX	Thu, Oct 21, 2004	25.93	27.15	25.93	27.12
2149	NASDAQ	CENX	Wed, Oct 20, 2004	25.89	26.45	25.70	26.27
2148	NASDAQ	CENX	Tue, Oct 19, 2004	25.95	26.56	25.63	25.75
2147	NASDAQ	CENX	Mon, Oct 18, 2004	26.57	26.77	25.99	26.15
2146	NASDAQ	CENX	Fri, Oct 15, 2004	26.02	27.06	26.02	26.76
2145	NASDAQ	CENX	Thu, Oct 14, 2004	25.91	26.45	25.60	26.33
2144	NASDAQ	CENX	Wed, Oct 13, 2004	28.01	28.02	25.69	25.84
2143	NASDAQ	CENX	Tue, Oct 12, 2004	27.60	27.94	27.12	27.52
2142	NASDAQ	CENX	Mon, Oct 11, 2004	28.48	28.48	27.28	27.76
2141	NASDAQ	CENX	Fri, Oct 8, 2004	28.70	28.90	28.20	28.32
2140	NASDAQ	CENX	Thu, Oct 7, 2004	28.84	29.10	28.14	28.80
2139	NASDAQ	CENX	Wed, Oct 6, 2004	28.13	29.05	28.04	28.65
2138	NASDAQ	CENX	Tue, Oct 5, 2004	28.15	28.29	27.79	28.09
2137	NASDAQ	CENX	Mon, Oct 4, 2004	27.81	28.45	27.81	28.43
2136	NASDAQ	CENX	Fri, Oct 1, 2004	27.81	28.35	26.97	28.06
2135	NASDAQ	CENX	Thu, Sep 30, 2004	27.23	28.00	27.15	27.73
2134	NASDAQ	CENX	Wed, Sep 29, 2004	27.42	27.68	26.81	27.51
2133	NASDAQ	CENX	Tue, Sep 28, 2004	26.00	27.86	25.88	27.59
2132	NASDAQ	CENX	Mon, Sep 27, 2004	26.17	26.53	25.68	26.21
2131	NASDAQ	CENX	Fri, Sep 24, 2004	25.98	26.57	25.81	26.56
2130	NASDAQ	CENX	Thu, Sep 23, 2004	26.49	26.50	26.00	26.01
2129	NASDAQ	CENX	Wed, Sep 22, 2004	26.15	26.70	25.90	26.45
2128	NASDAQ	CENX	Tue, Sep 21, 2004	26.18	26.40	25.60	26.37
2127	NASDAQ	CENX	Mon, Sep 20, 2004	25.69	26.17	25.08	25.86
2126	NASDAQ	CENX	Fri, Sep 17, 2004	25.09	25.72	25.07	25.72
2125	NASDAQ	CENX	Thu, Sep 16, 2004	24.91	25.49	24.91	25.14
2124	NASDAQ	CENX	Wed, Sep 15, 2004	25.24	25.24	24.42	24.90
2123	NASDAQ	CENX	Tue, Sep 14, 2004	24.74	25.30	24.35	24.92
2122	NASDAQ	CENX	Mon, Sep 13, 2004	25.19	25.26	24.78	25.00
2121	NASDAQ	CENX	Fri, Sep 10, 2004	25.77	25.80	24.32	24.95
2120	NASDAQ	CENX	Thu, Sep 9, 2004	24.91	25.75	24.77	25.60
2119	NASDAQ	CENX	Wed, Sep 8, 2004	24.29	24.95	24.29	24.51
2118	NASDAQ	CENX	Tue, Sep 7, 2004	24.31	24.70	24.28	24.58
2117	NASDAQ	CENX	Fri, Sep 3, 2004	24.75	25.08	24.34	24.57
2116	NASDAQ	CENX	Thu, Sep 2, 2004	24.21	25.30	24.15	25.16
2115	NASDAQ	CENX	Wed, Sep 1, 2004	24.47	25.25	24.36	24.58
2114	NASDAQ	CENX	Tue, Aug 31, 2004	24.26	24.86	24.26	24.78
2113	NASDAQ	CENX	Mon, Aug 30, 2004	24.80	25.33	24.38	24.40
2112	NASDAQ	CENX	Fri, Aug 27, 2004	24.61	25.35	24.37	25.06
2111	NASDAQ	CENX	Thu, Aug 26, 2004	24.80	25.07	24.52	25.00
2110	NASDAQ	CENX	Wed, Aug 25, 2004	24.04	25.02	23.65	24.87
2109	NASDAQ	CENX	Tue, Aug 24, 2004	24.80	24.83	23.96	24.36
2108	NASDAQ	CENX	Mon, Aug 23, 2004	25.30	25.30	23.85	24.40
2107	NASDAQ	CENX	Fri, Aug 20, 2004	24.80	25.30	24.79	25.26
2106	NASDAQ	CENX	Thu, Aug 19, 2004	25.06	25.60	24.92	25.00
2105	NASDAQ	CENX	Wed, Aug 18, 2004	24.80	25.60	24.71	25.46
2104	NASDAQ	CENX	Tue, Aug 17, 2004	24.69	24.85	24.40	24.85
2103	NASDAQ	CENX	Mon, Aug 16, 2004	23.73	24.61	23.63	24.61
2102	NASDAQ	CENX	Fri, Aug 13, 2004	24.05	24.30	23.80	24.11
2101	NASDAQ	CENX	Thu, Aug 12, 2004	23.94	24.17	23.46	23.92
2100	NASDAQ	CENX	Wed, Aug 11, 2004	23.62	23.91	23.22	23.71
2099	NASDAQ	CENX	Tue, Aug 10, 2004	23.33	24.58	23.33	23.92
2098	NASDAQ	CENX	Mon, Aug 9, 2004	23.46	24.00	23.30	23.55
2097	NASDAQ	CENX	Fri, Aug 6, 2004	24.28	24.28	23.10	23.28
2096	NASDAQ	CENX	Thu, Aug 5, 2004	23.89	24.38	23.75	24.25
2095	NASDAQ	CENX	Wed, Aug 4, 2004	24.25	24.26	23.75	23.75
2094	NASDAQ	CENX	Tue, Aug 3, 2004	23.70	24.26	23.49	24.03
2093	NASDAQ	CENX	Mon, Aug 2, 2004	23.87	24.00	23.55	23.90
2092	NASDAQ	CENX	Fri, Jul 30, 2004	22.26	23.85	21.70	23.55
2091	NASDAQ	CENX	Thu, Jul 29, 2004	26.40	26.40	24.48	24.92
2090	NASDAQ	CENX	Wed, Jul 28, 2004	22.79	24.00	22.73	23.81
2089	NASDAQ	CENX	Tue, Jul 27, 2004	22.76	23.36	22.16	23.15
2088	NASDAQ	CENX	Mon, Jul 26, 2004	22.33	23.02	21.81	22.61
2087	NASDAQ	CENX	Fri, Jul 23, 2004	23.28	23.33	22.51	22.66
2086	NASDAQ	CENX	Thu, Jul 22, 2004	23.81	24.00	22.32	23.35
2085	NASDAQ	CENX	Wed, Jul 21, 2004	24.54	24.79	23.85	23.91
2084	NASDAQ	CENX	Tue, Jul 20, 2004	24.50	24.90	23.79	24.85
2083	NASDAQ	CENX	Mon, Jul 19, 2004	24.48	24.48	23.71	24.10
2082	NASDAQ	CENX	Fri, Jul 16, 2004	24.25	24.39	24.06	24.31
2081	NASDAQ	CENX	Thu, Jul 15, 2004	23.75	24.10	23.64	23.90
2080	NASDAQ	CENX	Wed, Jul 14, 2004	23.56	24.24	23.46	23.84
2079	NASDAQ	CENX	Tue, Jul 13, 2004	23.77	24.12	23.71	23.81
2078	NASDAQ	CENX	Mon, Jul 12, 2004	24.41	24.65	23.45	24.12
2077	NASDAQ	CENX	Fri, Jul 9, 2004	24.71	25.38	23.88	24.37
2076	NASDAQ	CENX	Thu, Jul 8, 2004	24.48	25.32	23.80	24.98
2075	NASDAQ	CENX	Wed, Jul 7, 2004	25.00	25.81	24.57	25.00
2074	NASDAQ	CENX	Tue, Jul 6, 2004	24.44	25.15	23.80	24.78
2073	NASDAQ	CENX	Fri, Jul 2, 2004	24.47	24.92	24.04	24.29
2072	NASDAQ	CENX	Thu, Jul 1, 2004	25.09	25.09	24.53	24.85
2071	NASDAQ	CENX	Wed, Jun 30, 2004	24.57	25.00	24.27	24.79
2070	NASDAQ	CENX	Tue, Jun 29, 2004	24.24	24.94	24.04	24.61
2069	NASDAQ	CENX	Mon, Jun 28, 2004	24.40	25.16	24.02	24.39
2068	NASDAQ	CENX	Fri, Jun 25, 2004	23.90	25.00	23.78	24.49
2067	NASDAQ	CENX	Thu, Jun 24, 2004	24.50	24.75	23.47	23.69
2066	NASDAQ	CENX	Wed, Jun 23, 2004	23.58	24.58	23.58	24.26
2065	NASDAQ	CENX	Tue, Jun 22, 2004	23.51	24.10	23.45	23.83
2064	NASDAQ	CENX	Mon, Jun 21, 2004	23.98	24.25	23.53	23.57
2063	NASDAQ	CENX	Fri, Jun 18, 2004	23.40	23.98	23.32	23.77
2062	NASDAQ	CENX	Thu, Jun 17, 2004	23.60	23.79	23.08	23.33
2061	NASDAQ	CENX	Wed, Jun 16, 2004	23.62	23.85	22.86	23.41
2060	NASDAQ	CENX	Tue, Jun 15, 2004	22.38	23.67	22.38	23.16
2059	NASDAQ	CENX	Mon, Jun 14, 2004	22.84	22.85	22.40	22.44
2058	NASDAQ	CENX	Thu, Jun 10, 2004	23.00	23.39	22.84	22.84
2057	NASDAQ	CENX	Wed, Jun 9, 2004	23.79	24.18	23.00	23.05
2056	NASDAQ	CENX	Tue, Jun 8, 2004	23.66	24.19	23.50	24.02
2055	NASDAQ	CENX	Mon, Jun 7, 2004	23.09	24.12	22.99	23.87
2054	NASDAQ	CENX	Fri, Jun 4, 2004	22.65	23.13	22.42	22.96
2053	NASDAQ	CENX	Thu, Jun 3, 2004	22.74	23.10	22.40	22.64
2052	NASDAQ	CENX	Wed, Jun 2, 2004	23.56	23.95	22.59	22.83
2051	NASDAQ	CENX	Tue, Jun 1, 2004	23.13	23.70	23.03	23.70
2050	NASDAQ	CENX	Fri, May 28, 2004	22.67	23.31	22.17	23.17
2049	NASDAQ	CENX	Thu, May 27, 2004	21.50	22.85	21.50	22.82
2048	NASDAQ	CENX	Wed, May 26, 2004	21.88	21.88	21.17	21.57
2047	NASDAQ	CENX	Tue, May 25, 2004	20.37	21.68	20.21	21.55
2046	NASDAQ	CENX	Mon, May 24, 2004	20.18	20.68	19.98	20.60
2045	NASDAQ	CENX	Fri, May 21, 2004	19.69	20.49	19.60	19.83
2044	NASDAQ	CENX	Thu, May 20, 2004	19.66	20.17	19.24	19.60
2043	NASDAQ	CENX	Wed, May 19, 2004	19.85	20.47	19.57	19.66
2042	NASDAQ	CENX	Tue, May 18, 2004	19.16	19.76	18.80	19.60
2041	NASDAQ	CENX	Mon, May 17, 2004	19.32	19.50	18.96	19.20
2040	NASDAQ	CENX	Fri, May 14, 2004	19.90	20.00	19.45	19.58
2039	NASDAQ	CENX	Thu, May 13, 2004	19.54	20.43	19.54	20.00
2038	NASDAQ	CENX	Wed, May 12, 2004	19.66	20.40	18.64	19.56
2037	NASDAQ	CENX	Tue, May 11, 2004	19.30	20.45	19.10	19.96
2036	NASDAQ	CENX	Mon, May 10, 2004	19.60	19.96	19.16	19.37
2035	NASDAQ	CENX	Fri, May 7, 2004	20.92	21.66	19.75	19.79
2034	NASDAQ	CENX	Thu, May 6, 2004	21.81	21.82	20.85	21.23
2033	NASDAQ	CENX	Wed, May 5, 2004	21.56	21.96	21.29	21.96
2032	NASDAQ	CENX	Tue, May 4, 2004	21.19	21.99	20.65	21.56
2031	NASDAQ	CENX	Mon, May 3, 2004	19.79	21.36	19.40	20.81
2030	NASDAQ	CENX	Fri, Apr 30, 2004	20.58	21.00	19.41	19.80
2029	NASDAQ	CENX	Thu, Apr 29, 2004	21.00	21.50	20.05	20.58
2028	NASDAQ	CENX	Wed, Apr 28, 2004	22.00	22.05	19.93	20.80
2027	NASDAQ	CENX	Tue, Apr 27, 2004	22.25	22.95	21.85	21.86
2026	NASDAQ	CENX	Mon, Apr 26, 2004	22.25	22.80	21.73	21.85
2025	NASDAQ	CENX	Fri, Apr 23, 2004	22.85	22.90	21.50	22.15
2024	NASDAQ	CENX	Thu, Apr 22, 2004	22.56	23.20	22.45	22.70
2023	NASDAQ	CENX	Wed, Apr 21, 2004	23.98	24.11	22.32	22.43
2022	NASDAQ	CENX	Tue, Apr 20, 2004	24.44	24.50	24.02	24.16
2021	NASDAQ	CENX	Mon, Apr 19, 2004	24.10	24.55	24.10	24.50
2020	NASDAQ	CENX	Fri, Apr 16, 2004	23.85	24.49	23.58	24.17
2019	NASDAQ	CENX	Thu, Apr 15, 2004	24.20	24.20	23.84	23.85
2018	NASDAQ	CENX	Wed, Apr 14, 2004	24.05	24.20	23.75	24.05
2017	NASDAQ	CENX	Tue, Apr 13, 2004	24.75	24.75	23.95	24.10
2016	NASDAQ	CENX	Mon, Apr 12, 2004	24.64	24.85	24.20	24.60
2015	NASDAQ	CENX	Thu, Apr 8, 2004	24.65	24.70	23.75	24.49
2014	NASDAQ	CENX	Wed, Apr 7, 2004	26.84	27.22	25.09	25.54
2013	NASDAQ	CENX	Tue, Apr 6, 2004	27.44	28.19	27.26	27.66
2012	NASDAQ	CENX	Mon, Apr 5, 2004	29.29	29.29	27.00	27.50
2011	NASDAQ	CENX	Fri, Apr 2, 2004	28.50	29.40	28.18	29.28
2010	NASDAQ	CENX	Thu, Apr 1, 2004	28.04	28.79	27.75	28.20
2009	NASDAQ	CENX	Wed, Mar 31, 2004	29.30	29.65	27.98	28.23
2008	NASDAQ	CENX	Tue, Mar 30, 2004	28.91	29.70	28.85	29.21
2007	NASDAQ	CENX	Mon, Mar 29, 2004	28.83	29.00	28.31	28.91
2006	NASDAQ	CENX	Fri, Mar 26, 2004	28.59	29.26	27.96	28.87
2005	NASDAQ	CENX	Thu, Mar 25, 2004	26.22	28.65	26.16	28.12
2004	NASDAQ	CENX	Wed, Mar 24, 2004	27.25	27.47	25.98	26.10
2003	NASDAQ	CENX	Tue, Mar 23, 2004	27.12	27.50	26.93	27.12
2002	NASDAQ	CENX	Mon, Mar 22, 2004	27.97	28.06	26.89	26.89
2001	NASDAQ	CENX	Fri, Mar 19, 2004	27.53	29.31	27.49	28.58
2000	NASDAQ	CENX	Thu, Mar 18, 2004	25.71	27.29	25.71	27.07
1999	NASDAQ	CENX	Wed, Mar 17, 2004	26.45	26.45	24.93	26.00
1998	NASDAQ	CENX	Tue, Mar 16, 2004	27.25	27.25	26.30	26.60
1997	NASDAQ	CENX	Mon, Mar 15, 2004	26.44	27.60	26.44	26.79
1996	NASDAQ	CENX	Fri, Mar 12, 2004	25.90	27.60	25.90	27.26
1995	NASDAQ	CENX	Thu, Mar 11, 2004	25.12	26.50	25.10	25.98
1994	NASDAQ	CENX	Wed, Mar 10, 2004	26.49	26.61	25.00	25.12
1993	NASDAQ	CENX	Tue, Mar 9, 2004	28.46	28.46	26.48	26.48
1992	NASDAQ	CENX	Mon, Mar 8, 2004	28.30	28.80	27.80	27.92
1991	NASDAQ	CENX	Fri, Mar 5, 2004	28.49	28.49	27.58	27.61
1990	NASDAQ	CENX	Thu, Mar 4, 2004	27.63	28.30	27.63	28.19
1989	NASDAQ	CENX	Wed, Mar 3, 2004	28.15	28.94	27.73	27.98
1988	NASDAQ	CENX	Tue, Mar 2, 2004	27.64	28.37	27.22	28.25
1987	NASDAQ	CENX	Mon, Mar 1, 2004	27.00	27.76	27.00	27.55
1986	NASDAQ	CENX	Fri, Feb 27, 2004	25.88	27.32	25.71	27.20
1985	NASDAQ	CENX	Thu, Feb 26, 2004	25.55	26.39	22.55	26.20
1984	NASDAQ	CENX	Wed, Feb 25, 2004	25.99	27.60	25.99	27.55
1983	NASDAQ	CENX	Tue, Feb 24, 2004	26.03	26.96	25.44	26.90
1982	NASDAQ	CENX	Mon, Feb 23, 2004	26.99	27.00	26.06	26.06
1981	NASDAQ	CENX	Fri, Feb 20, 2004	26.71	27.23	26.09	26.29
1980	NASDAQ	CENX	Thu, Feb 19, 2004	27.57	27.80	26.75	26.75
1979	NASDAQ	CENX	Wed, Feb 18, 2004	27.60	27.80	26.96	27.38
1978	NASDAQ	CENX	Tue, Feb 17, 2004	26.24	27.60	26.23	27.50
1977	NASDAQ	CENX	Fri, Feb 13, 2004	26.25	26.58	25.80	26.07
1976	NASDAQ	CENX	Thu, Feb 12, 2004	26.15	26.70	25.89	26.20
1975	NASDAQ	CENX	Wed, Feb 11, 2004	26.20	26.20	25.78	25.81
1974	NASDAQ	CENX	Tue, Feb 10, 2004	25.45	26.18	25.15	25.71
1973	NASDAQ	CENX	Mon, Feb 9, 2004	24.64	26.34	24.62	25.38
1972	NASDAQ	CENX	Fri, Feb 6, 2004	24.47	25.00	24.03	24.76
1971	NASDAQ	CENX	Thu, Feb 5, 2004	24.38	24.94	23.85	24.53
1970	NASDAQ	CENX	Wed, Feb 4, 2004	23.95	25.69	23.60	24.35
1969	NASDAQ	CENX	Tue, Feb 3, 2004	23.45	24.00	23.00	24.00
1968	NASDAQ	CENX	Mon, Feb 2, 2004	25.51	25.51	22.50	23.16
1967	NASDAQ	CENX	Fri, Jan 30, 2004	24.99	25.51	24.82	25.19
1966	NASDAQ	CENX	Thu, Jan 29, 2004	25.97	26.02	24.00	25.01
1965	NASDAQ	CENX	Wed, Jan 28, 2004	25.78	26.47	25.24	25.80
1964	NASDAQ	CENX	Tue, Jan 27, 2004	25.74	26.05	25.20	25.65
1963	NASDAQ	CENX	Mon, Jan 26, 2004	25.03	25.79	24.89	25.65
1962	NASDAQ	CENX	Fri, Jan 23, 2004	25.34	25.53	24.55	25.19
1961	NASDAQ	CENX	Thu, Jan 22, 2004	24.87	25.53	23.35	25.06
1960	NASDAQ	CENX	Wed, Jan 21, 2004	25.90	26.00	25.12	25.41
1959	NASDAQ	CENX	Tue, Jan 20, 2004	24.79	26.17	24.26	26.05
1958	NASDAQ	CENX	Fri, Jan 16, 2004	25.09	25.40	24.30	24.55
1957	NASDAQ	CENX	Thu, Jan 15, 2004	24.14	25.88	23.76	25.66
1956	NASDAQ	CENX	Wed, Jan 14, 2004	22.81	23.45	22.52	23.26
1955	NASDAQ	CENX	Tue, Jan 13, 2004	21.99	22.84	21.20	22.38
1954	NASDAQ	CENX	Mon, Jan 12, 2004	22.52	22.65	21.39	21.99
1953	NASDAQ	CENX	Fri, Jan 9, 2004	23.77	23.77	22.23	22.70
1952	NASDAQ	CENX	Thu, Jan 8, 2004	21.69	23.87	21.26	23.85
1951	NASDAQ	CENX	Wed, Jan 7, 2004	21.00	21.90	21.00	21.72
1950	NASDAQ	CENX	Tue, Jan 6, 2004	22.35	22.35	20.85	21.21
1949	NASDAQ	CENX	Mon, Jan 5, 2004	21.15	22.77	20.98	22.50
1948	NASDAQ	CENX	Fri, Jan 2, 2004	19.15	21.42	19.15	21.10
1947	NASDAQ	CENX	Wed, Dec 31, 2003	20.01	20.37	18.72	19.01
1946	NASDAQ	CENX	Tue, Dec 30, 2003	20.72	20.72	19.29	20.00
1945	NASDAQ	CENX	Mon, Dec 29, 2003	21.09	21.43	20.33	20.61
1944	NASDAQ	CENX	Fri, Dec 26, 2003	20.32	21.00	20.24	20.94
1943	NASDAQ	CENX	Wed, Dec 24, 2003	20.00	20.25	19.92	20.18
1942	NASDAQ	CENX	Tue, Dec 23, 2003	21.50	21.60	19.77	20.00
1941	NASDAQ	CENX	Mon, Dec 22, 2003	18.67	22.25	18.30	21.01
1940	NASDAQ	CENX	Fri, Dec 19, 2003	18.78	19.07	18.10	18.64
1939	NASDAQ	CENX	Thu, Dec 18, 2003	19.10	19.14	17.95	18.29
1938	NASDAQ	CENX	Wed, Dec 17, 2003	18.29	19.27	18.09	19.14
1937	NASDAQ	CENX	Tue, Dec 16, 2003	17.00	18.25	17.00	18.21
1936	NASDAQ	CENX	Mon, Dec 15, 2003	19.49	19.50	17.12	17.13
1935	NASDAQ	CENX	Fri, Dec 12, 2003	17.15	19.00	17.15	18.83
1934	NASDAQ	CENX	Thu, Dec 11, 2003	17.30	17.92	16.57	17.64
1933	NASDAQ	CENX	Wed, Dec 10, 2003	18.47	18.52	16.44	17.01
1932	NASDAQ	CENX	Tue, Dec 9, 2003	19.20	19.45	18.57	18.57
1931	NASDAQ	CENX	Mon, Dec 8, 2003	19.05	19.20	18.57	19.18
1930	NASDAQ	CENX	Fri, Dec 5, 2003	19.00	19.00	18.38	18.77
1929	NASDAQ	CENX	Thu, Dec 4, 2003	18.70	19.00	18.26	19.00
1928	NASDAQ	CENX	Wed, Dec 3, 2003	18.86	19.25	17.93	18.47
1927	NASDAQ	CENX	Tue, Dec 2, 2003	17.01	18.78	16.97	18.71
1926	NASDAQ	CENX	Mon, Dec 1, 2003	16.94	17.09	16.58	16.85
1925	NASDAQ	CENX	Fri, Nov 28, 2003	16.42	16.87	16.38	16.60
1924	NASDAQ	CENX	Wed, Nov 26, 2003	16.08	16.43	15.78	16.40
1923	NASDAQ	CENX	Tue, Nov 25, 2003	15.99	16.50	15.71	15.96
1922	NASDAQ	CENX	Mon, Nov 24, 2003	16.00	16.00	15.56	15.92
1921	NASDAQ	CENX	Fri, Nov 21, 2003	15.47	16.00	15.40	16.00
1920	NASDAQ	CENX	Thu, Nov 20, 2003	16.00	16.00	15.20	15.41
1919	NASDAQ	CENX	Wed, Nov 19, 2003	16.00	16.25	15.83	15.90
1918	NASDAQ	CENX	Tue, Nov 18, 2003	16.04	16.38	16.00	16.05
1917	NASDAQ	CENX	Mon, Nov 17, 2003	16.04	16.59	15.20	16.17
1916	NASDAQ	CENX	Fri, Nov 14, 2003	16.35	16.50	16.17	16.19
1915	NASDAQ	CENX	Thu, Nov 13, 2003	16.46	16.90	16.09	16.35
1914	NASDAQ	CENX	Wed, Nov 12, 2003	15.89	16.50	15.89	16.46
1913	NASDAQ	CENX	Tue, Nov 11, 2003	16.18	16.25	15.41	16.21
1912	NASDAQ	CENX	Mon, Nov 10, 2003	16.40	16.50	15.95	16.10
1911	NASDAQ	CENX	Fri, Nov 7, 2003	16.40	16.80	16.16	16.25
1910	NASDAQ	CENX	Thu, Nov 6, 2003	16.00	16.40	15.92	16.40
1909	NASDAQ	CENX	Wed, Nov 5, 2003	16.40	16.40	15.90	15.97
1908	NASDAQ	CENX	Tue, Nov 4, 2003	16.20	16.55	15.91	16.41
1907	NASDAQ	CENX	Mon, Nov 3, 2003	16.50	16.83	16.20	16.50
1906	NASDAQ	CENX	Fri, Oct 31, 2003	16.56	16.90	16.45	16.46
1905	NASDAQ	CENX	Thu, Oct 30, 2003	15.78	17.03	15.59	17.03
1904	NASDAQ	CENX	Wed, Oct 29, 2003	14.44	16.19	14.30	15.88
1903	NASDAQ	CENX	Tue, Oct 28, 2003	13.73	14.42	13.53	14.37
1902	NASDAQ	CENX	Mon, Oct 27, 2003	13.40	13.75	13.40	13.73
1901	NASDAQ	CENX	Fri, Oct 24, 2003	13.90	13.90	13.30	13.32
1900	NASDAQ	CENX	Thu, Oct 23, 2003	12.70	14.09	12.20	13.61
1899	NASDAQ	CENX	Wed, Oct 22, 2003	12.25	13.40	11.67	11.67
1898	NASDAQ	CENX	Tue, Oct 21, 2003	12.02	13.38	12.02	12.58
1897	NASDAQ	CENX	Mon, Oct 20, 2003	12.43	12.43	11.55	11.96
1896	NASDAQ	CENX	Fri, Oct 17, 2003	12.90	13.05	12.19	12.21
1895	NASDAQ	CENX	Thu, Oct 16, 2003	13.29	13.65	12.69	12.90
1894	NASDAQ	CENX	Wed, Oct 15, 2003	13.69	13.82	13.10	13.13
1893	NASDAQ	CENX	Tue, Oct 14, 2003	13.61	13.86	13.31	13.55
1892	NASDAQ	CENX	Mon, Oct 13, 2003	13.18	13.70	13.18	13.60
1891	NASDAQ	CENX	Fri, Oct 10, 2003	13.44	13.70	13.13	13.39
1890	NASDAQ	CENX	Thu, Oct 9, 2003	13.22	13.43	13.02	13.28
1889	NASDAQ	CENX	Wed, Oct 8, 2003	12.76	13.50	12.76	13.35
1888	NASDAQ	CENX	Tue, Oct 7, 2003	12.90	12.98	12.50	12.83
1887	NASDAQ	CENX	Mon, Oct 6, 2003	12.32	13.01	12.13	13.00
1886	NASDAQ	CENX	Fri, Oct 3, 2003	11.64	12.39	11.64	12.34
1885	NASDAQ	CENX	Thu, Oct 2, 2003	11.34	11.94	10.53	11.65
1884	NASDAQ	CENX	Wed, Oct 1, 2003	10.95	11.60	10.41	11.53
1883	NASDAQ	CENX	Tue, Sep 30, 2003	10.89	11.34	10.51	10.72
1882	NASDAQ	CENX	Mon, Sep 29, 2003	10.80	11.34	10.56	11.10
1881	NASDAQ	CENX	Fri, Sep 26, 2003	11.39	11.51	10.87	10.88
1880	NASDAQ	CENX	Thu, Sep 25, 2003	12.06	12.09	11.30	11.38
1879	NASDAQ	CENX	Wed, Sep 24, 2003	11.94	12.51	11.84	11.85
1878	NASDAQ	CENX	Tue, Sep 23, 2003	11.51	11.99	11.40	11.96
1877	NASDAQ	CENX	Mon, Sep 22, 2003	11.90	11.90	11.20	11.48
1876	NASDAQ	CENX	Fri, Sep 19, 2003	12.35	12.71	11.65	11.99
1875	NASDAQ	CENX	Thu, Sep 18, 2003	11.13	12.65	10.80	12.45
1874	NASDAQ	CENX	Wed, Sep 17, 2003	11.03	11.25	10.55	11.20
1873	NASDAQ	CENX	Tue, Sep 16, 2003	11.35	11.35	10.96	11.25
1872	NASDAQ	CENX	Mon, Sep 15, 2003	10.95	11.31	10.41	11.20
1871	NASDAQ	CENX	Fri, Sep 12, 2003	10.25	11.37	10.25	11.08
1870	NASDAQ	CENX	Thu, Sep 11, 2003	10.00	10.50	10.00	10.32
1869	NASDAQ	CENX	Wed, Sep 10, 2003	9.70	10.45	9.41	10.12
1868	NASDAQ	CENX	Tue, Sep 9, 2003	9.48	10.59	9.46	10.59
1867	NASDAQ	CENX	Mon, Sep 8, 2003	9.40	9.52	9.23	9.42
1866	NASDAQ	CENX	Fri, Sep 5, 2003	9.20	9.61	9.20	9.42
1865	NASDAQ	CENX	Thu, Sep 4, 2003	9.20	9.34	9.06	9.22
1864	NASDAQ	CENX	Wed, Sep 3, 2003	9.25	9.31	9.06	9.06
1863	NASDAQ	CENX	Tue, Sep 2, 2003	9.20	9.34	9.10	9.25
1862	NASDAQ	CENX	Fri, Aug 29, 2003	9.19	9.39	9.11	9.25
1861	NASDAQ	CENX	Thu, Aug 28, 2003	8.90	9.29	8.90	9.29
1860	NASDAQ	CENX	Wed, Aug 27, 2003	9.25	9.25	8.77	9.19
1859	NASDAQ	CENX	Tue, Aug 26, 2003	9.03	9.27	8.76	9.22
1858	NASDAQ	CENX	Mon, Aug 25, 2003	9.19	9.19	8.80	8.88
1857	NASDAQ	CENX	Fri, Aug 22, 2003	9.15	9.29	9.03	9.12
1856	NASDAQ	CENX	Thu, Aug 21, 2003	9.12	9.36	9.05	9.25
1855	NASDAQ	CENX	Wed, Aug 20, 2003	9.08	9.30	9.00	9.25
1854	NASDAQ	CENX	Tue, Aug 19, 2003	9.30	9.32	9.13	9.24
1853	NASDAQ	CENX	Mon, Aug 18, 2003	9.16	9.31	9.12	9.27
1852	NASDAQ	CENX	Fri, Aug 15, 2003	9.08	9.26	9.00	9.19
1851	NASDAQ	CENX	Thu, Aug 14, 2003	8.89	9.09	8.89	9.08
1850	NASDAQ	CENX	Wed, Aug 13, 2003	8.92	9.09	8.60	8.84
1849	NASDAQ	CENX	Tue, Aug 12, 2003	9.12	9.18	8.95	9.10
1848	NASDAQ	CENX	Mon, Aug 11, 2003	9.20	9.27	8.50	9.15
1847	NASDAQ	CENX	Fri, Aug 8, 2003	9.01	9.30	9.01	9.30
1846	NASDAQ	CENX	Thu, Aug 7, 2003	9.20	9.75	8.90	9.12
1845	NASDAQ	CENX	Wed, Aug 6, 2003	9.50	9.74	9.25	9.42
1844	NASDAQ	CENX	Tue, Aug 5, 2003	8.93	9.44	8.55	8.90
1843	NASDAQ	CENX	Mon, Aug 4, 2003	8.87	9.07	8.47	9.00
1842	NASDAQ	CENX	Fri, Aug 1, 2003	9.10	9.25	8.55	9.01
1841	NASDAQ	CENX	Thu, Jul 31, 2003	9.10	9.39	8.80	8.98
1840	NASDAQ	CENX	Wed, Jul 30, 2003	8.85	9.27	8.50	9.00
1839	NASDAQ	CENX	Tue, Jul 29, 2003	8.88	8.91	8.60	8.90
1838	NASDAQ	CENX	Mon, Jul 28, 2003	8.41	9.04	8.29	9.03
1837	NASDAQ	CENX	Fri, Jul 25, 2003	7.92	8.67	7.92	8.42
1836	NASDAQ	CENX	Thu, Jul 24, 2003	8.00	8.12	7.51	8.10
1835	NASDAQ	CENX	Wed, Jul 23, 2003	8.24	8.76	7.34	7.92
1834	NASDAQ	CENX	Tue, Jul 22, 2003	8.11	8.26	7.59	8.25
1833	NASDAQ	CENX	Mon, Jul 21, 2003	8.55	8.79	8.02	8.10
1832	NASDAQ	CENX	Fri, Jul 18, 2003	8.29	8.66	8.29	8.55
1831	NASDAQ	CENX	Thu, Jul 17, 2003	8.54	8.58	7.94	8.49
1830	NASDAQ	CENX	Wed, Jul 16, 2003	8.35	8.55	8.31	8.55
1829	NASDAQ	CENX	Tue, Jul 15, 2003	8.45	8.50	8.29	8.40
1828	NASDAQ	CENX	Mon, Jul 14, 2003	8.62	8.85	8.31	8.37
1827	NASDAQ	CENX	Fri, Jul 11, 2003	8.38	8.59	8.13	8.52
1826	NASDAQ	CENX	Thu, Jul 10, 2003	8.36	8.57	7.74	8.18
1825	NASDAQ	CENX	Wed, Jul 9, 2003	8.30	8.35	7.81	8.09
1824	NASDAQ	CENX	Tue, Jul 8, 2003	8.26	8.84	8.26	8.60
1823	NASDAQ	CENX	Mon, Jul 7, 2003	7.70	8.89	7.70	8.32
1822	NASDAQ	CENX	Thu, Jul 3, 2003	7.62	7.69	7.41	7.54
1821	NASDAQ	CENX	Wed, Jul 2, 2003	7.25	7.59	7.22	7.52
1820	NASDAQ	CENX	Tue, Jul 1, 2003	6.90	7.25	6.89	7.15
1819	NASDAQ	CENX	Mon, Jun 30, 2003	7.29	7.30	6.97	7.00
1818	NASDAQ	CENX	Fri, Jun 27, 2003	7.05	7.30	7.04	7.19
1817	NASDAQ	CENX	Thu, Jun 26, 2003	7.55	7.55	7.00	7.06
1816	NASDAQ	CENX	Wed, Jun 25, 2003	7.38	7.61	7.06	7.47
1815	NASDAQ	CENX	Tue, Jun 24, 2003	7.17	7.36	6.98	7.33
1814	NASDAQ	CENX	Mon, Jun 23, 2003	7.00	7.49	7.00	7.07
1813	NASDAQ	CENX	Fri, Jun 20, 2003	7.35	7.52	7.06	7.29
1812	NASDAQ	CENX	Thu, Jun 19, 2003	7.25	7.41	6.94	7.00
1811	NASDAQ	CENX	Wed, Jun 18, 2003	7.20	7.35	6.95	6.96
1810	NASDAQ	CENX	Tue, Jun 17, 2003	7.24	7.33	6.95	7.25
1809	NASDAQ	CENX	Mon, Jun 16, 2003	7.55	7.59	6.98	7.25
1808	NASDAQ	CENX	Fri, Jun 13, 2003	7.15	7.45	7.10	7.19
1807	NASDAQ	CENX	Thu, Jun 12, 2003	6.91	7.20	6.47	7.20
1806	NASDAQ	CENX	Wed, Jun 11, 2003	6.41	6.91	6.27	6.74
1805	NASDAQ	CENX	Tue, Jun 10, 2003	6.39	6.55	6.16	6.25
1804	NASDAQ	CENX	Mon, Jun 9, 2003	7.25	7.25	6.44	6.44
1803	NASDAQ	CENX	Fri, Jun 6, 2003	7.18	7.26	7.05	7.05
1802	NASDAQ	CENX	Thu, Jun 5, 2003	7.27	7.40	7.20	7.29
1801	NASDAQ	CENX	Wed, Jun 4, 2003	7.06	7.36	7.05	7.30
1800	NASDAQ	CENX	Tue, Jun 3, 2003	7.00	7.20	6.81	7.05
1799	NASDAQ	CENX	Mon, Jun 2, 2003	7.05	7.05	6.88	6.99
1798	NASDAQ	CENX	Fri, May 30, 2003	6.60	7.19	6.60	7.00
1797	NASDAQ	CENX	Thu, May 29, 2003	6.78	6.80	6.45	6.69
1796	NASDAQ	CENX	Wed, May 28, 2003	6.50	6.77	6.40	6.60
1795	NASDAQ	CENX	Tue, May 27, 2003	6.60	6.82	6.50	6.60
1794	NASDAQ	CENX	Fri, May 23, 2003	6.82	6.99	6.62	6.62
1793	NASDAQ	CENX	Thu, May 22, 2003	6.30	6.84	6.25	6.65
1792	NASDAQ	CENX	Wed, May 21, 2003	6.22	6.41	6.12	6.38
1791	NASDAQ	CENX	Tue, May 20, 2003	6.71	6.71	6.17	6.34
1790	NASDAQ	CENX	Mon, May 19, 2003	6.78	7.10	6.48	6.56
1789	NASDAQ	CENX	Fri, May 16, 2003	6.70	7.29	6.70	6.85
1788	NASDAQ	CENX	Thu, May 15, 2003	6.77	7.36	6.77	6.91
1787	NASDAQ	CENX	Wed, May 14, 2003	7.34	7.61	7.03	7.14
1786	NASDAQ	CENX	Tue, May 13, 2003	7.16	7.30	7.10	7.10
1785	NASDAQ	CENX	Mon, May 12, 2003	7.06	7.29	6.90	7.06
1784	NASDAQ	CENX	Fri, May 9, 2003	7.00	7.10	6.60	7.00
1783	NASDAQ	CENX	Thu, May 8, 2003	6.84	7.00	6.80	6.87
1782	NASDAQ	CENX	Wed, May 7, 2003	6.99	6.99	6.81	6.84
1781	NASDAQ	CENX	Tue, May 6, 2003	6.73	7.01	6.55	6.87
1780	NASDAQ	CENX	Mon, May 5, 2003	6.54	6.80	6.31	6.73
1779	NASDAQ	CENX	Fri, May 2, 2003	6.53	6.53	6.15	6.46
1778	NASDAQ	CENX	Thu, May 1, 2003	6.73	6.77	6.38	6.53
1777	NASDAQ	CENX	Wed, Apr 30, 2003	6.63	6.93	6.51	6.64
1776	NASDAQ	CENX	Tue, Apr 29, 2003	6.67	6.90	6.40	6.63
1775	NASDAQ	CENX	Mon, Apr 28, 2003	6.66	6.90	6.37	6.44
1774	NASDAQ	CENX	Fri, Apr 25, 2003	6.50	6.78	6.50	6.52
1773	NASDAQ	CENX	Thu, Apr 24, 2003	6.47	6.74	6.47	6.60
1772	NASDAQ	CENX	Wed, Apr 23, 2003	6.42	6.78	6.40	6.56
1771	NASDAQ	CENX	Tue, Apr 22, 2003	6.22	6.59	6.22	6.27
1770	NASDAQ	CENX	Mon, Apr 21, 2003	6.60	6.60	6.23	6.39
1769	NASDAQ	CENX	Thu, Apr 17, 2003	6.68	6.68	6.21	6.49
1768	NASDAQ	CENX	Wed, Apr 16, 2003	6.54	6.62	6.39	6.50
1767	NASDAQ	CENX	Tue, Apr 15, 2003	6.25	6.51	6.00	6.47
1766	NASDAQ	CENX	Mon, Apr 14, 2003	5.98	6.20	5.82	6.18
1765	NASDAQ	CENX	Fri, Apr 11, 2003	6.08	6.28	5.95	5.98
1764	NASDAQ	CENX	Thu, Apr 10, 2003	6.17	6.19	6.03	6.08
1763	NASDAQ	CENX	Wed, Apr 9, 2003	6.20	6.31	6.02	6.19
1762	NASDAQ	CENX	Tue, Apr 8, 2003	6.15	6.35	5.91	6.31
1761	NASDAQ	CENX	Mon, Apr 7, 2003	6.20	6.46	6.01	6.19
1760	NASDAQ	CENX	Fri, Apr 4, 2003	6.28	6.30	6.02	6.05
1759	NASDAQ	CENX	Thu, Apr 3, 2003	6.38	6.38	6.16	6.21
1758	NASDAQ	CENX	Wed, Apr 2, 2003	6.34	6.40	6.25	6.26
1757	NASDAQ	CENX	Tue, Apr 1, 2003	6.16	6.38	6.16	6.31
1756	NASDAQ	CENX	Mon, Mar 31, 2003	6.51	6.72	6.31	6.31
1755	NASDAQ	CENX	Fri, Mar 28, 2003	6.45	6.80	6.36	6.77
1754	NASDAQ	CENX	Thu, Mar 27, 2003	6.03	6.38	5.98	6.38
1753	NASDAQ	CENX	Wed, Mar 26, 2003	6.27	6.27	6.04	6.05
1752	NASDAQ	CENX	Tue, Mar 25, 2003	6.06	6.30	6.00	6.28
1751	NASDAQ	CENX	Mon, Mar 24, 2003	6.29	6.52	6.00	6.08
1750	NASDAQ	CENX	Fri, Mar 21, 2003	6.65	6.75	6.24	6.45
1749	NASDAQ	CENX	Thu, Mar 20, 2003	6.50	6.50	6.17	6.37
1748	NASDAQ	CENX	Wed, Mar 19, 2003	6.44	6.60	6.38	6.60
1747	NASDAQ	CENX	Tue, Mar 18, 2003	6.34	6.47	6.06	6.37
1746	NASDAQ	CENX	Mon, Mar 17, 2003	5.90	6.25	5.90	6.21
1745	NASDAQ	CENX	Fri, Mar 14, 2003	5.95	6.22	5.95	6.15
1744	NASDAQ	CENX	Thu, Mar 13, 2003	6.01	6.10	5.90	6.04
1743	NASDAQ	CENX	Wed, Mar 12, 2003	6.23	6.23	5.90	5.90
1742	NASDAQ	CENX	Tue, Mar 11, 2003	6.27	6.67	6.19	6.40
1741	NASDAQ	CENX	Mon, Mar 10, 2003	6.69	6.69	6.28	6.39
1740	NASDAQ	CENX	Fri, Mar 7, 2003	6.05	6.63	6.05	6.63
1739	NASDAQ	CENX	Thu, Mar 6, 2003	6.27	6.45	6.20	6.45
1738	NASDAQ	CENX	Wed, Mar 5, 2003	6.70	6.70	6.40	6.44
1737	NASDAQ	CENX	Tue, Mar 4, 2003	6.55	6.55	6.25	6.44
1736	NASDAQ	CENX	Mon, Mar 3, 2003	6.49	6.70	6.39	6.56
1735	NASDAQ	CENX	Fri, Feb 28, 2003	6.18	6.51	6.11	6.50
1734	NASDAQ	CENX	Thu, Feb 27, 2003	6.05	6.30	6.01	6.30
1733	NASDAQ	CENX	Wed, Feb 26, 2003	6.06	6.17	5.96	5.97
1732	NASDAQ	CENX	Tue, Feb 25, 2003	6.00	6.05	5.95	6.02
1731	NASDAQ	CENX	Mon, Feb 24, 2003	6.01	6.14	5.96	5.99
1730	NASDAQ	CENX	Fri, Feb 21, 2003	6.00	6.15	6.00	6.15
1729	NASDAQ	CENX	Thu, Feb 20, 2003	5.94	6.01	5.91	5.91
1728	NASDAQ	CENX	Wed, Feb 19, 2003	6.05	6.22	5.90	5.98
1727	NASDAQ	CENX	Tue, Feb 18, 2003	5.90	6.05	5.83	6.05
1726	NASDAQ	CENX	Fri, Feb 14, 2003	5.87	5.92	5.75	5.75
1725	NASDAQ	CENX	Thu, Feb 13, 2003	5.92	5.99	5.70	5.81
1724	NASDAQ	CENX	Wed, Feb 12, 2003	5.95	6.30	5.85	5.87
1723	NASDAQ	CENX	Tue, Feb 11, 2003	6.00	6.25	5.80	5.81
1722	NASDAQ	CENX	Mon, Feb 10, 2003	5.70	6.00	5.69	6.00
1721	NASDAQ	CENX	Fri, Feb 7, 2003	5.71	5.98	5.61	5.70
1720	NASDAQ	CENX	Thu, Feb 6, 2003	6.09	6.09	5.70	5.80
1719	NASDAQ	CENX	Wed, Feb 5, 2003	6.13	6.22	5.90	5.92
1718	NASDAQ	CENX	Tue, Feb 4, 2003	6.21	6.39	5.90	6.00
1717	NASDAQ	CENX	Mon, Feb 3, 2003	6.62	6.80	6.07	6.44
1716	NASDAQ	CENX	Fri, Jan 31, 2003	6.30	6.80	6.21	6.44
1715	NASDAQ	CENX	Thu, Jan 30, 2003	6.32	6.36	6.20	6.30
1714	NASDAQ	CENX	Wed, Jan 29, 2003	6.50	6.50	6.15	6.30
1713	NASDAQ	CENX	Tue, Jan 28, 2003	6.52	6.64	6.01	6.29
1712	NASDAQ	CENX	Mon, Jan 27, 2003	6.50	6.74	6.24	6.34
1711	NASDAQ	CENX	Fri, Jan 24, 2003	6.78	6.84	6.51	6.51
1710	NASDAQ	CENX	Thu, Jan 23, 2003	6.56	6.84	6.35	6.80
1709	NASDAQ	CENX	Wed, Jan 22, 2003	6.41	7.10	6.41	6.46
1708	NASDAQ	CENX	Tue, Jan 21, 2003	6.51	6.61	6.20	6.29
1707	NASDAQ	CENX	Fri, Jan 17, 2003	6.66	6.93	6.50	6.56
1706	NASDAQ	CENX	Thu, Jan 16, 2003	6.70	7.00	6.57	6.80
1705	NASDAQ	CENX	Wed, Jan 15, 2003	7.09	7.09	6.45	6.90
1704	NASDAQ	CENX	Tue, Jan 14, 2003	6.97	7.10	6.79	7.00
1703	NASDAQ	CENX	Mon, Jan 13, 2003	7.06	7.13	6.75	7.02
1702	NASDAQ	CENX	Fri, Jan 10, 2003	6.88	7.10	6.88	7.05
1701	NASDAQ	CENX	Thu, Jan 9, 2003	7.14	7.16	6.49	6.91
1700	NASDAQ	CENX	Wed, Jan 8, 2003	7.60	7.60	7.16	7.16
1699	NASDAQ	CENX	Tue, Jan 7, 2003	7.50	7.55	7.30	7.36
1698	NASDAQ	CENX	Mon, Jan 6, 2003	7.34	7.65	7.25	7.47
1697	NASDAQ	CENX	Fri, Jan 3, 2003	7.48	7.48	7.21	7.33
1696	NASDAQ	CENX	Thu, Jan 2, 2003	7.64	7.64	7.26	7.40
1695	NASDAQ	CENX	Tue, Dec 31, 2002	7.51	7.66	7.31	7.41
1694	NASDAQ	CENX	Mon, Dec 30, 2002	7.64	7.64	7.00	7.51
1693	NASDAQ	CENX	Fri, Dec 27, 2002	7.94	8.05	7.50	7.77
1692	NASDAQ	CENX	Thu, Dec 26, 2002	8.07	8.17	7.70	8.00
1691	NASDAQ	CENX	Tue, Dec 24, 2002	8.46	8.51	8.08	8.11
1690	NASDAQ	CENX	Mon, Dec 23, 2002	8.19	8.63	8.19	8.40
1689	NASDAQ	CENX	Fri, Dec 20, 2002	7.99	8.22	7.90	8.08
1688	NASDAQ	CENX	Thu, Dec 19, 2002	7.85	8.24	7.85	8.19
1687	NASDAQ	CENX	Wed, Dec 18, 2002	8.05	8.12	7.35	7.80
1686	NASDAQ	CENX	Tue, Dec 17, 2002	8.10	8.24	7.93	7.95
1685	NASDAQ	CENX	Mon, Dec 16, 2002	8.00	8.06	7.95	8.00
1684	NASDAQ	CENX	Fri, Dec 13, 2002	7.96	8.00	7.89	7.95
1683	NASDAQ	CENX	Thu, Dec 12, 2002	7.99	8.00	7.95	7.98
1682	NASDAQ	CENX	Wed, Dec 11, 2002	8.00	8.01	7.95	8.00
1681	NASDAQ	CENX	Tue, Dec 10, 2002	7.96	8.00	7.90	8.00
1680	NASDAQ	CENX	Mon, Dec 9, 2002	7.99	8.00	7.95	7.95
1679	NASDAQ	CENX	Fri, Dec 6, 2002	7.76	8.00	7.73	8.00
1678	NASDAQ	CENX	Thu, Dec 5, 2002	7.48	8.00	7.15	8.00
1677	NASDAQ	CENX	Wed, Dec 4, 2002	7.96	8.00	7.40	7.53
1676	NASDAQ	CENX	Tue, Dec 3, 2002	7.90	8.00	7.76	7.80
1675	NASDAQ	CENX	Mon, Dec 2, 2002	7.65	8.14	7.36	7.92
1674	NASDAQ	CENX	Fri, Nov 29, 2002	7.99	8.00	7.64	7.66
1673	NASDAQ	CENX	Wed, Nov 27, 2002	7.70	8.24	7.70	8.00
1672	NASDAQ	CENX	Tue, Nov 26, 2002	7.95	7.96	7.17	7.70
1671	NASDAQ	CENX	Mon, Nov 25, 2002	7.42	8.00	7.42	7.97
1670	NASDAQ	CENX	Fri, Nov 22, 2002	7.71	8.02	7.50	7.60
1669	NASDAQ	CENX	Thu, Nov 21, 2002	7.67	7.79	7.31	7.49
1668	NASDAQ	CENX	Wed, Nov 20, 2002	7.50	7.77	7.39	7.77
1667	NASDAQ	CENX	Tue, Nov 19, 2002	7.46	7.70	7.45	7.45
1666	NASDAQ	CENX	Mon, Nov 18, 2002	7.32	7.50	7.30	7.46
1665	NASDAQ	CENX	Fri, Nov 15, 2002	7.25	7.55	7.07	7.32
1664	NASDAQ	CENX	Thu, Nov 14, 2002	6.90	7.25	6.89	7.20
1663	NASDAQ	CENX	Wed, Nov 13, 2002	7.17	7.27	6.70	6.87
1662	NASDAQ	CENX	Tue, Nov 12, 2002	7.00	7.31	6.55	7.20
1661	NASDAQ	CENX	Mon, Nov 11, 2002	6.82	7.08	6.30	6.93
1660	NASDAQ	CENX	Fri, Nov 8, 2002	6.80	7.03	6.45	6.81
1659	NASDAQ	CENX	Thu, Nov 7, 2002	6.95	7.31	6.76	6.96
1658	NASDAQ	CENX	Wed, Nov 6, 2002	6.93	7.29	6.90	6.98
1657	NASDAQ	CENX	Tue, Nov 5, 2002	6.72	6.90	6.67	6.90
1656	NASDAQ	CENX	Mon, Nov 4, 2002	6.60	6.84	6.30	6.53
1655	NASDAQ	CENX	Fri, Nov 1, 2002	6.40	6.55	6.20	6.55
1654	NASDAQ	CENX	Thu, Oct 31, 2002	5.92	6.69	5.92	6.35
1653	NASDAQ	CENX	Wed, Oct 30, 2002	5.90	6.12	5.85	6.00
1652	NASDAQ	CENX	Tue, Oct 29, 2002	6.20	6.22	5.81	5.99
1651	NASDAQ	CENX	Mon, Oct 28, 2002	5.90	6.12	5.70	6.02
1650	NASDAQ	CENX	Fri, Oct 25, 2002	6.15	6.20	5.88	5.96
1649	NASDAQ	CENX	Thu, Oct 24, 2002	6.49	6.49	5.85	6.04
1648	NASDAQ	CENX	Wed, Oct 23, 2002	6.98	6.98	6.05	6.40
1647	NASDAQ	CENX	Tue, Oct 22, 2002	6.88	7.06	6.80	6.80
1646	NASDAQ	CENX	Mon, Oct 21, 2002	7.01	7.17	6.88	6.88
1645	NASDAQ	CENX	Fri, Oct 18, 2002	7.19	7.40	6.98	7.15
1644	NASDAQ	CENX	Thu, Oct 17, 2002	6.83	7.15	6.71	7.10
1643	NASDAQ	CENX	Wed, Oct 16, 2002	7.26	7.44	6.70	6.87
1642	NASDAQ	CENX	Tue, Oct 15, 2002	7.06	7.43	7.01	7.17
1641	NASDAQ	CENX	Mon, Oct 14, 2002	7.09	7.15	7.00	7.08
1640	NASDAQ	CENX	Fri, Oct 11, 2002	6.30	7.27	6.30	7.19
1639	NASDAQ	CENX	Thu, Oct 10, 2002	6.11	6.75	6.10	6.53
1638	NASDAQ	CENX	Wed, Oct 9, 2002	6.92	7.02	5.82	6.10
1637	NASDAQ	CENX	Tue, Oct 8, 2002	7.13	7.23	6.89	7.03
1636	NASDAQ	CENX	Mon, Oct 7, 2002	7.37	7.48	7.07	7.13
1635	NASDAQ	CENX	Fri, Oct 4, 2002	7.77	7.78	7.27	7.33
1634	NASDAQ	CENX	Thu, Oct 3, 2002	8.14	8.40	7.78	7.78
1633	NASDAQ	CENX	Wed, Oct 2, 2002	7.30	8.18	7.28	8.17
1632	NASDAQ	CENX	Tue, Oct 1, 2002	6.95	7.43	6.95	7.30
1631	NASDAQ	CENX	Mon, Sep 30, 2002	7.17	7.24	6.71	6.96
1630	NASDAQ	CENX	Fri, Sep 27, 2002	7.17	7.38	7.05	7.12
1629	NASDAQ	CENX	Thu, Sep 26, 2002	7.14	7.23	7.14	7.18
1628	NASDAQ	CENX	Wed, Sep 25, 2002	7.20	7.30	7.09	7.15
1627	NASDAQ	CENX	Tue, Sep 24, 2002	7.19	7.49	7.03	7.19
1626	NASDAQ	CENX	Mon, Sep 23, 2002	7.19	7.22	7.02	7.15
1625	NASDAQ	CENX	Fri, Sep 20, 2002	7.64	7.67	6.91	7.12
1624	NASDAQ	CENX	Thu, Sep 19, 2002	7.59	7.59	7.31	7.40
1623	NASDAQ	CENX	Wed, Sep 18, 2002	7.50	7.63	7.45	7.59
1622	NASDAQ	CENX	Tue, Sep 17, 2002	8.00	8.00	7.14	7.43
1621	NASDAQ	CENX	Mon, Sep 16, 2002	7.85	8.02	7.72	7.83
1620	NASDAQ	CENX	Fri, Sep 13, 2002	8.01	8.02	7.76	7.80
1619	NASDAQ	CENX	Thu, Sep 12, 2002	8.15	8.18	7.50	8.18
1618	NASDAQ	CENX	Wed, Sep 11, 2002	8.26	8.35	8.15	8.15
1617	NASDAQ	CENX	Tue, Sep 10, 2002	8.24	8.48	8.15	8.25
1616	NASDAQ	CENX	Mon, Sep 9, 2002	8.24	8.45	8.12	8.38
1615	NASDAQ	CENX	Fri, Sep 6, 2002	8.00	8.42	8.00	8.00
1614	NASDAQ	CENX	Thu, Sep 5, 2002	8.14	8.15	7.76	7.90
1613	NASDAQ	CENX	Wed, Sep 4, 2002	8.51	8.52	8.10	8.25
1612	NASDAQ	CENX	Tue, Sep 3, 2002	8.95	8.96	8.51	8.51
1611	NASDAQ	CENX	Fri, Aug 30, 2002	9.05	9.09	9.00	9.09
1610	NASDAQ	CENX	Thu, Aug 29, 2002	9.25	9.56	8.98	8.98
1609	NASDAQ	CENX	Wed, Aug 28, 2002	9.46	9.73	9.16	9.25
1608	NASDAQ	CENX	Tue, Aug 27, 2002	9.89	10.05	9.46	9.46
1607	NASDAQ	CENX	Mon, Aug 26, 2002	10.15	10.30	9.93	10.20
1606	NASDAQ	CENX	Fri, Aug 23, 2002	10.29	10.30	10.00	10.10
1605	NASDAQ	CENX	Thu, Aug 22, 2002	10.34	10.40	9.91	10.10
1604	NASDAQ	CENX	Wed, Aug 21, 2002	9.85	10.38	9.85	10.35
1603	NASDAQ	CENX	Tue, Aug 20, 2002	9.92	9.96	9.77	9.85
1602	NASDAQ	CENX	Mon, Aug 19, 2002	9.84	10.00	9.71	9.97
1601	NASDAQ	CENX	Fri, Aug 16, 2002	9.98	9.99	9.48	9.71
1600	NASDAQ	CENX	Thu, Aug 15, 2002	9.24	10.13	9.15	10.13
1599	NASDAQ	CENX	Wed, Aug 14, 2002	9.01	9.26	9.01	9.15
1598	NASDAQ	CENX	Tue, Aug 13, 2002	8.94	9.14	8.90	8.95
1597	NASDAQ	CENX	Mon, Aug 12, 2002	8.80	8.95	8.80	8.83
1596	NASDAQ	CENX	Fri, Aug 9, 2002	8.76	9.02	8.72	8.80
1595	NASDAQ	CENX	Thu, Aug 8, 2002	8.54	8.83	8.50	8.75
1594	NASDAQ	CENX	Wed, Aug 7, 2002	9.04	9.04	8.40	8.50
1593	NASDAQ	CENX	Tue, Aug 6, 2002	8.36	9.00	8.25	8.90
1592	NASDAQ	CENX	Mon, Aug 5, 2002	8.52	8.52	8.15	8.31
1591	NASDAQ	CENX	Fri, Aug 2, 2002	8.65	8.69	8.30	8.49
1590	NASDAQ	CENX	Thu, Aug 1, 2002	8.75	8.90	8.20	8.60
1589	NASDAQ	CENX	Wed, Jul 31, 2002	9.34	9.34	8.45	8.50
1588	NASDAQ	CENX	Tue, Jul 30, 2002	7.79	9.64	7.79	9.24
1587	NASDAQ	CENX	Mon, Jul 29, 2002	8.29	8.29	7.75	8.00
1586	NASDAQ	CENX	Fri, Jul 26, 2002	8.53	8.70	7.81	8.15
1585	NASDAQ	CENX	Thu, Jul 25, 2002	9.49	9.65	8.00	8.28
1584	NASDAQ	CENX	Wed, Jul 24, 2002	9.56	10.44	8.95	9.40
1583	NASDAQ	CENX	Tue, Jul 23, 2002	10.29	10.57	9.65	9.80
1582	NASDAQ	CENX	Mon, Jul 22, 2002	10.50	10.93	9.97	10.10
1581	NASDAQ	CENX	Fri, Jul 19, 2002	10.72	11.09	10.35	10.80
1580	NASDAQ	CENX	Thu, Jul 18, 2002	11.20	11.41	9.52	10.46
1579	NASDAQ	CENX	Wed, Jul 17, 2002	11.40	11.64	10.97	11.37
1578	NASDAQ	CENX	Tue, Jul 16, 2002	10.83	11.29	10.80	11.24
1577	NASDAQ	CENX	Mon, Jul 15, 2002	12.19	12.19	10.61	10.80
1576	NASDAQ	CENX	Fri, Jul 12, 2002	12.88	12.88	11.80	12.00
1575	NASDAQ	CENX	Thu, Jul 11, 2002	12.54	12.97	12.40	12.88
1574	NASDAQ	CENX	Wed, Jul 10, 2002	13.90	13.90	12.45	12.45
1573	NASDAQ	CENX	Tue, Jul 9, 2002	14.24	14.24	13.34	13.71
1572	NASDAQ	CENX	Mon, Jul 8, 2002	14.74	14.74	13.69	13.69
1571	NASDAQ	CENX	Fri, Jul 5, 2002	14.94	15.19	14.35	14.41
1570	NASDAQ	CENX	Wed, Jul 3, 2002	14.24	14.24	12.65	13.55
1569	NASDAQ	CENX	Tue, Jul 2, 2002	14.90	14.90	13.58	13.80
1568	NASDAQ	CENX	Mon, Jul 1, 2002	14.85	15.05	13.05	14.95
1567	NASDAQ	CENX	Fri, Jun 28, 2002	14.70	15.00	12.70	14.89
1566	NASDAQ	CENX	Thu, Jun 27, 2002	15.46	15.59	13.75	14.38
1565	NASDAQ	CENX	Wed, Jun 26, 2002	15.13	15.50	14.83	15.50
1564	NASDAQ	CENX	Tue, Jun 25, 2002	15.21	15.41	15.13	15.41
1563	NASDAQ	CENX	Mon, Jun 24, 2002	14.95	15.53	14.95	15.30
1562	NASDAQ	CENX	Fri, Jun 21, 2002	14.77	15.23	14.67	15.23
1561	NASDAQ	CENX	Thu, Jun 20, 2002	15.24	15.49	14.76	14.76
1560	NASDAQ	CENX	Wed, Jun 19, 2002	14.80	16.15	14.80	15.00
1559	NASDAQ	CENX	Tue, Jun 18, 2002	14.85	15.22	14.35	14.98
1558	NASDAQ	CENX	Mon, Jun 17, 2002	14.81	15.33	14.81	15.04
1557	NASDAQ	CENX	Fri, Jun 14, 2002	14.61	15.03	14.56	15.03
1556	NASDAQ	CENX	Thu, Jun 13, 2002	14.75	14.95	14.60	14.75
1555	NASDAQ	CENX	Wed, Jun 12, 2002	14.75	14.95	14.60	14.94
1554	NASDAQ	CENX	Tue, Jun 11, 2002	15.39	16.07	14.48	14.60
1553	NASDAQ	CENX	Mon, Jun 10, 2002	15.25	15.93	15.22	15.35
1552	NASDAQ	CENX	Fri, Jun 7, 2002	14.80	15.24	14.30	15.16
1551	NASDAQ	CENX	Thu, Jun 6, 2002	14.70	15.19	14.70	14.82
1550	NASDAQ	CENX	Wed, Jun 5, 2002	14.56	15.29	14.55	14.70
1549	NASDAQ	CENX	Tue, Jun 4, 2002	14.74	15.06	14.50	14.65
1548	NASDAQ	CENX	Mon, Jun 3, 2002	16.14	16.24	14.73	14.80
1547	NASDAQ	CENX	Fri, May 31, 2002	15.64	16.25	15.09	16.24
1546	NASDAQ	CENX	Thu, May 30, 2002	15.35	15.78	14.51	15.03
1545	NASDAQ	CENX	Wed, May 29, 2002	14.85	15.97	14.85	15.22
1544	NASDAQ	CENX	Tue, May 28, 2002	14.89	15.28	14.66	15.27
1543	NASDAQ	CENX	Fri, May 24, 2002	15.12	15.50	14.89	14.89
1542	NASDAQ	CENX	Thu, May 23, 2002	15.13	15.48	14.90	15.35
1541	NASDAQ	CENX	Wed, May 22, 2002	15.00	15.25	13.74	15.11
1540	NASDAQ	CENX	Tue, May 21, 2002	16.09	16.09	15.25	15.25
1539	NASDAQ	CENX	Mon, May 20, 2002	15.60	15.98	15.50	15.96
1538	NASDAQ	CENX	Fri, May 17, 2002	15.88	16.06	15.74	15.85
1537	NASDAQ	CENX	Thu, May 16, 2002	16.25	16.50	15.70	15.70
1536	NASDAQ	CENX	Wed, May 15, 2002	16.25	16.50	15.88	16.19
1535	NASDAQ	CENX	Tue, May 14, 2002	15.51	16.78	15.51	16.30
1534	NASDAQ	CENX	Mon, May 13, 2002	15.21	15.85	15.21	15.42
1533	NASDAQ	CENX	Fri, May 10, 2002	15.50	15.76	14.76	15.26
1532	NASDAQ	CENX	Thu, May 9, 2002	15.72	16.00	15.50	15.56
1531	NASDAQ	CENX	Wed, May 8, 2002	15.46	16.00	15.46	15.89
1530	NASDAQ	CENX	Tue, May 7, 2002	15.66	16.12	15.36	15.50
1529	NASDAQ	CENX	Mon, May 6, 2002	16.01	16.39	15.65	15.98
1528	NASDAQ	CENX	Fri, May 3, 2002	15.41	16.65	15.41	16.09
1527	NASDAQ	CENX	Thu, May 2, 2002	15.00	15.37	14.82	15.32
1526	NASDAQ	CENX	Wed, May 1, 2002	15.25	15.35	14.90	15.02
1525	NASDAQ	CENX	Tue, Apr 30, 2002	15.06	15.25	14.81	15.16
1524	NASDAQ	CENX	Mon, Apr 29, 2002	14.97	15.25	14.76	15.25
1523	NASDAQ	CENX	Fri, Apr 26, 2002	15.50	15.74	14.10	14.97
1522	NASDAQ	CENX	Thu, Apr 25, 2002	15.81	15.81	15.20	15.44
1521	NASDAQ	CENX	Wed, Apr 24, 2002	16.21	16.88	15.30	15.82
1520	NASDAQ	CENX	Tue, Apr 23, 2002	16.43	16.95	16.25	16.56
1519	NASDAQ	CENX	Mon, Apr 22, 2002	16.91	16.95	16.31	16.47
1518	NASDAQ	CENX	Fri, Apr 19, 2002	16.87	16.95	16.75	16.75
1517	NASDAQ	CENX	Thu, Apr 18, 2002	16.70	16.88	16.25	16.80
1516	NASDAQ	CENX	Wed, Apr 17, 2002	16.90	17.05	16.54	16.59
1515	NASDAQ	CENX	Tue, Apr 16, 2002	17.00	17.19	16.90	17.03
1514	NASDAQ	CENX	Mon, Apr 15, 2002	16.96	17.51	16.80	17.06
1513	NASDAQ	CENX	Fri, Apr 12, 2002	16.34	17.30	16.23	17.10
1512	NASDAQ	CENX	Thu, Apr 11, 2002	16.00	16.50	15.70	16.50
1511	NASDAQ	CENX	Wed, Apr 10, 2002	15.00	16.16	14.70	16.16
1510	NASDAQ	CENX	Tue, Apr 9, 2002	15.29	15.68	14.79	15.02
1509	NASDAQ	CENX	Mon, Apr 8, 2002	15.43	15.70	15.00	15.15
1508	NASDAQ	CENX	Fri, Apr 5, 2002	15.69	15.69	15.20	15.63
1507	NASDAQ	CENX	Thu, Apr 4, 2002	15.80	15.94	15.29	15.39
1506	NASDAQ	CENX	Wed, Apr 3, 2002	15.74	16.05	15.53	15.97
1505	NASDAQ	CENX	Tue, Apr 2, 2002	15.56	15.95	15.55	15.59
1504	NASDAQ	CENX	Mon, Apr 1, 2002	16.35	16.35	15.28	15.60
1503	NASDAQ	CENX	Thu, Mar 28, 2002	14.88	16.50	14.42	16.25
1502	NASDAQ	CENX	Wed, Mar 27, 2002	14.25	15.15	14.24	14.82
1501	NASDAQ	CENX	Tue, Mar 26, 2002	14.04	14.85	13.70	14.85
1500	NASDAQ	CENX	Mon, Mar 25, 2002	13.14	14.40	13.10	13.81
1499	NASDAQ	CENX	Fri, Mar 22, 2002	13.60	13.60	13.05	13.14
1498	NASDAQ	CENX	Thu, Mar 21, 2002	13.70	14.05	13.66	13.70
1497	NASDAQ	CENX	Wed, Mar 20, 2002	14.84	14.84	13.35	13.95
1496	NASDAQ	CENX	Tue, Mar 19, 2002	14.41	14.95	14.25	14.95
1495	NASDAQ	CENX	Mon, Mar 18, 2002	14.41	14.60	14.03	14.56
1494	NASDAQ	CENX	Fri, Mar 15, 2002	13.78	14.40	13.59	14.40
1493	NASDAQ	CENX	Thu, Mar 14, 2002	13.71	13.80	13.70	13.73
1492	NASDAQ	CENX	Wed, Mar 13, 2002	13.84	13.84	13.35	13.71
1491	NASDAQ	CENX	Tue, Mar 12, 2002	13.70	13.85	13.55	13.65
1490	NASDAQ	CENX	Mon, Mar 11, 2002	14.00	14.13	13.59	13.80
1489	NASDAQ	CENX	Fri, Mar 8, 2002	13.92	14.19	13.69	13.99
1488	NASDAQ	CENX	Thu, Mar 7, 2002	13.11	13.89	13.11	13.89
1487	NASDAQ	CENX	Wed, Mar 6, 2002	12.80	13.45	12.80	13.45
1486	NASDAQ	CENX	Tue, Mar 5, 2002	12.66	13.00	12.33	12.55
1485	NASDAQ	CENX	Mon, Mar 4, 2002	12.03	12.66	12.03	12.45
1484	NASDAQ	CENX	Fri, Mar 1, 2002	11.14	12.50	11.01	12.32
1483	NASDAQ	CENX	Thu, Feb 28, 2002	11.25	11.38	11.01	11.14
1482	NASDAQ	CENX	Wed, Feb 27, 2002	11.59	11.59	11.00	11.15
1481	NASDAQ	CENX	Tue, Feb 26, 2002	11.55	11.65	11.05	11.06
1480	NASDAQ	CENX	Mon, Feb 25, 2002	11.20	11.50	11.04	11.35
1479	NASDAQ	CENX	Fri, Feb 22, 2002	11.67	11.67	11.00	11.20
1478	NASDAQ	CENX	Thu, Feb 21, 2002	11.75	12.00	11.47	11.66
1477	NASDAQ	CENX	Wed, Feb 20, 2002	11.50	12.05	11.50	11.70
1476	NASDAQ	CENX	Tue, Feb 19, 2002	11.85	12.00	11.44	11.44
1475	NASDAQ	CENX	Fri, Feb 15, 2002	11.70	12.10	11.70	11.90
1474	NASDAQ	CENX	Thu, Feb 14, 2002	11.75	12.19	11.51	11.61
1473	NASDAQ	CENX	Wed, Feb 13, 2002	11.65	12.05	11.60	11.75
1472	NASDAQ	CENX	Tue, Feb 12, 2002	11.85	11.90	11.50	11.50
1471	NASDAQ	CENX	Mon, Feb 11, 2002	11.35	12.05	11.33	11.85
1470	NASDAQ	CENX	Fri, Feb 8, 2002	11.40	12.17	11.23	11.70
1469	NASDAQ	CENX	Thu, Feb 7, 2002	11.90	11.90	11.28	11.29
1468	NASDAQ	CENX	Wed, Feb 6, 2002	11.97	12.65	11.75	11.86
1467	NASDAQ	CENX	Tue, Feb 5, 2002	11.75	12.38	11.75	12.05
1466	NASDAQ	CENX	Mon, Feb 4, 2002	12.20	12.37	11.75	11.75
1465	NASDAQ	CENX	Fri, Feb 1, 2002	12.77	12.92	11.94	12.20
1464	NASDAQ	CENX	Thu, Jan 31, 2002	12.38	13.80	12.30	12.88
1463	NASDAQ	CENX	Wed, Jan 30, 2002	12.55	12.71	11.82	12.40
1462	NASDAQ	CENX	Tue, Jan 29, 2002	15.00	15.00	13.81	14.00
1461	NASDAQ	CENX	Mon, Jan 28, 2002	13.61	15.00	13.61	15.00
1460	NASDAQ	CENX	Fri, Jan 25, 2002	13.90	14.15	13.77	13.99
1459	NASDAQ	CENX	Thu, Jan 24, 2002	14.65	14.75	13.70	13.77
1458	NASDAQ	CENX	Wed, Jan 23, 2002	13.00	14.95	13.00	14.45
1457	NASDAQ	CENX	Tue, Jan 22, 2002	13.42	13.87	13.07	13.07
1456	NASDAQ	CENX	Fri, Jan 18, 2002	14.23	14.24	13.51	13.53
1455	NASDAQ	CENX	Thu, Jan 17, 2002	13.15	14.24	13.15	14.12
1454	NASDAQ	CENX	Wed, Jan 16, 2002	13.45	13.52	13.00	13.46
1453	NASDAQ	CENX	Tue, Jan 15, 2002	13.50	13.78	13.30	13.45
1452	NASDAQ	CENX	Mon, Jan 14, 2002	13.81	14.00	13.04	13.30
1451	NASDAQ	CENX	Fri, Jan 11, 2002	14.00	14.10	13.80	14.05
1450	NASDAQ	CENX	Thu, Jan 10, 2002	14.90	15.05	13.25	13.92
1449	NASDAQ	CENX	Wed, Jan 9, 2002	15.00	15.05	14.90	14.90
1448	NASDAQ	CENX	Tue, Jan 8, 2002	14.65	15.02	14.23	15.00
1447	NASDAQ	CENX	Mon, Jan 7, 2002	14.99	15.00	14.65	14.65
1446	NASDAQ	CENX	Fri, Jan 4, 2002	15.15	15.29	14.65	15.00
1445	NASDAQ	CENX	Thu, Jan 3, 2002	13.38	15.09	13.36	15.06
1444	NASDAQ	CENX	Wed, Jan 2, 2002	13.39	13.40	12.89	13.37
1443	NASDAQ	CENX	Mon, Dec 31, 2001	13.86	14.12	13.36	13.36
1442	NASDAQ	CENX	Fri, Dec 28, 2001	14.11	14.60	13.62	13.99
1441	NASDAQ	CENX	Thu, Dec 27, 2001	14.66	14.67	14.05	14.60
1440	NASDAQ	CENX	Wed, Dec 26, 2001	14.50	14.65	14.20	14.50
1439	NASDAQ	CENX	Mon, Dec 24, 2001	14.29	14.86	14.03	14.48
1438	NASDAQ	CENX	Fri, Dec 21, 2001	14.44	14.45	13.40	14.05
1437	NASDAQ	CENX	Thu, Dec 20, 2001	13.90	14.40	13.90	14.33
1436	NASDAQ	CENX	Wed, Dec 19, 2001	14.96	15.00	13.89	13.91
1435	NASDAQ	CENX	Tue, Dec 18, 2001	14.59	16.12	14.56	15.71
1434	NASDAQ	CENX	Mon, Dec 17, 2001	13.96	14.55	13.93	14.54
1433	NASDAQ	CENX	Fri, Dec 14, 2001	13.80	14.04	13.80	13.90
1432	NASDAQ	CENX	Thu, Dec 13, 2001	13.70	14.05	13.70	14.00
1431	NASDAQ	CENX	Wed, Dec 12, 2001	14.01	14.01	13.78	13.90
1430	NASDAQ	CENX	Tue, Dec 11, 2001	14.00	14.25	13.57	14.05
1429	NASDAQ	CENX	Mon, Dec 10, 2001	14.15	14.22	13.85	13.93
1428	NASDAQ	CENX	Fri, Dec 7, 2001	13.95	14.16	13.88	14.16
1427	NASDAQ	CENX	Thu, Dec 6, 2001	14.00	14.08	13.28	14.05
1426	NASDAQ	CENX	Wed, Dec 5, 2001	12.86	14.00	12.77	13.99
1425	NASDAQ	CENX	Tue, Dec 4, 2001	12.40	13.00	12.40	13.00
1424	NASDAQ	CENX	Mon, Dec 3, 2001	12.57	13.00	12.38	12.41
1423	NASDAQ	CENX	Fri, Nov 30, 2001	11.71	12.59	11.67	12.50
1422	NASDAQ	CENX	Thu, Nov 29, 2001	11.41	11.80	11.40	11.80
1421	NASDAQ	CENX	Wed, Nov 28, 2001	11.77	12.15	11.31	11.50
1420	NASDAQ	CENX	Tue, Nov 27, 2001	11.15	11.75	11.15	11.75
1419	NASDAQ	CENX	Mon, Nov 26, 2001	10.80	11.20	10.77	11.05
1418	NASDAQ	CENX	Fri, Nov 23, 2001	10.80	11.13	10.78	10.90
1417	NASDAQ	CENX	Wed, Nov 21, 2001	10.85	11.10	10.85	10.92
1416	NASDAQ	CENX	Tue, Nov 20, 2001	10.80	11.23	10.80	11.00
1415	NASDAQ	CENX	Mon, Nov 19, 2001	10.85	11.25	10.35	11.25
1414	NASDAQ	CENX	Fri, Nov 16, 2001	10.26	11.00	10.26	11.00
1413	NASDAQ	CENX	Thu, Nov 15, 2001	10.53	10.69	10.25	10.30
1412	NASDAQ	CENX	Wed, Nov 14, 2001	9.80	10.78	9.80	10.40
1411	NASDAQ	CENX	Tue, Nov 13, 2001	8.90	9.92	8.35	9.73
1410	NASDAQ	CENX	Mon, Nov 12, 2001	8.49	8.95	8.25	8.89
1409	NASDAQ	CENX	Fri, Nov 9, 2001	9.09	9.10	8.10	8.45
1408	NASDAQ	CENX	Thu, Nov 8, 2001	9.75	9.75	8.80	8.94
1407	NASDAQ	CENX	Wed, Nov 7, 2001	9.53	9.75	9.33	9.33
1406	NASDAQ	CENX	Tue, Nov 6, 2001	9.87	9.90	9.55	9.68
1405	NASDAQ	CENX	Mon, Nov 5, 2001	9.40	9.97	9.40	9.94
1404	NASDAQ	CENX	Fri, Nov 2, 2001	9.80	9.85	9.65	9.79
1403	NASDAQ	CENX	Thu, Nov 1, 2001	9.51	10.00	9.45	9.87
1402	NASDAQ	CENX	Wed, Oct 31, 2001	9.85	9.85	9.46	9.75
1401	NASDAQ	CENX	Tue, Oct 30, 2001	9.60	9.98	9.15	9.57
1400	NASDAQ	CENX	Mon, Oct 29, 2001	9.60	10.05	9.60	9.85
1399	NASDAQ	CENX	Fri, Oct 26, 2001	10.15	10.40	9.70	10.40
1398	NASDAQ	CENX	Thu, Oct 25, 2001	10.00	11.01	9.85	10.30
1397	NASDAQ	CENX	Wed, Oct 24, 2001	10.25	10.65	9.60	10.04
1396	NASDAQ	CENX	Tue, Oct 23, 2001	10.73	11.25	10.15	10.51
1395	NASDAQ	CENX	Mon, Oct 22, 2001	10.85	11.39	10.58	11.00
1394	NASDAQ	CENX	Fri, Oct 19, 2001	11.05	11.73	10.72	10.72
1393	NASDAQ	CENX	Thu, Oct 18, 2001	10.99	11.50	10.90	11.23
1392	NASDAQ	CENX	Wed, Oct 17, 2001	10.76	11.95	10.34	11.10
1391	NASDAQ	CENX	Tue, Oct 16, 2001	11.00	11.00	10.02	10.30
1390	NASDAQ	CENX	Mon, Oct 15, 2001	10.50	11.00	10.00	10.39
1389	NASDAQ	CENX	Fri, Oct 12, 2001	10.99	12.00	10.01	11.15
1388	NASDAQ	CENX	Thu, Oct 11, 2001	9.86	11.39	9.80	11.39
1387	NASDAQ	CENX	Wed, Oct 10, 2001	10.00	10.06	9.85	9.96
1386	NASDAQ	CENX	Tue, Oct 9, 2001	11.10	11.60	9.14	9.50
1385	NASDAQ	CENX	Mon, Oct 8, 2001	10.70	12.31	10.60	11.69
1384	NASDAQ	CENX	Fri, Oct 5, 2001	10.20	10.80	10.00	10.70
1383	NASDAQ	CENX	Thu, Oct 4, 2001	9.80	10.30	9.70	10.16
1382	NASDAQ	CENX	Wed, Oct 3, 2001	9.60	10.28	9.60	9.92
1381	NASDAQ	CENX	Tue, Oct 2, 2001	8.84	9.72	8.75	9.64
1380	NASDAQ	CENX	Mon, Oct 1, 2001	8.59	8.73	8.45	8.47
1379	NASDAQ	CENX	Fri, Sep 28, 2001	8.02	8.65	7.95	8.01
1378	NASDAQ	CENX	Thu, Sep 27, 2001	8.00	8.23	7.65	7.97
1377	NASDAQ	CENX	Wed, Sep 26, 2001	8.10	8.19	7.72	8.05
1376	NASDAQ	CENX	Tue, Sep 25, 2001	8.05	8.05	7.50	7.85
1375	NASDAQ	CENX	Mon, Sep 24, 2001	8.00	8.80	7.85	8.04
1374	NASDAQ	CENX	Fri, Sep 21, 2001	11.34	11.54	7.40	7.72
1373	NASDAQ	CENX	Thu, Sep 20, 2001	12.95	12.95	11.01	11.10
1372	NASDAQ	CENX	Wed, Sep 19, 2001	14.05	14.05	12.40	13.30
1371	NASDAQ	CENX	Tue, Sep 18, 2001	13.95	14.29	13.65	13.75
1370	NASDAQ	CENX	Mon, Sep 17, 2001	14.26	14.75	14.00	14.00
1369	NASDAQ	CENX	Mon, Sep 10, 2001	15.50	15.52	14.40	14.50
1368	NASDAQ	CENX	Fri, Sep 7, 2001	16.41	16.41	15.40	15.50
1367	NASDAQ	CENX	Thu, Sep 6, 2001	17.00	17.00	16.46	16.47
1366	NASDAQ	CENX	Wed, Sep 5, 2001	17.20	17.20	16.75	16.92
1365	NASDAQ	CENX	Tue, Sep 4, 2001	16.78	17.29	16.46	17.04
1364	NASDAQ	CENX	Fri, Aug 31, 2001	16.40	16.80	16.40	16.78
1363	NASDAQ	CENX	Thu, Aug 30, 2001	16.72	16.72	16.49	16.49
1362	NASDAQ	CENX	Wed, Aug 29, 2001	17.09	17.09	16.50	16.79
1361	NASDAQ	CENX	Tue, Aug 28, 2001	16.37	17.35	16.20	16.32
1360	NASDAQ	CENX	Mon, Aug 27, 2001	16.12	16.64	16.00	16.41
1359	NASDAQ	CENX	Fri, Aug 24, 2001	15.60	16.10	15.43	15.90
1358	NASDAQ	CENX	Thu, Aug 23, 2001	15.15	15.33	14.94	14.97
1357	NASDAQ	CENX	Wed, Aug 22, 2001	14.80	15.20	14.63	15.05
1356	NASDAQ	CENX	Tue, Aug 21, 2001	14.65	14.87	14.45	14.56
1355	NASDAQ	CENX	Mon, Aug 20, 2001	15.26	15.26	14.43	14.65
1354	NASDAQ	CENX	Fri, Aug 17, 2001	14.90	15.30	14.90	14.95
1353	NASDAQ	CENX	Thu, Aug 16, 2001	15.10	15.40	14.81	15.00
1352	NASDAQ	CENX	Wed, Aug 15, 2001	14.86	15.06	14.77	14.93
1351	NASDAQ	CENX	Tue, Aug 14, 2001	14.60	14.94	14.35	14.80
1350	NASDAQ	CENX	Mon, Aug 13, 2001	14.10	14.43	13.99	14.28
1349	NASDAQ	CENX	Fri, Aug 10, 2001	15.70	15.77	12.70	14.08
1348	NASDAQ	CENX	Thu, Aug 9, 2001	16.75	16.94	15.31	15.57
1347	NASDAQ	CENX	Wed, Aug 8, 2001	16.70	17.22	16.42	16.81
1346	NASDAQ	CENX	Tue, Aug 7, 2001	17.00	17.05	16.66	16.80
1345	NASDAQ	CENX	Mon, Aug 6, 2001	17.70	17.85	17.00	17.00
1344	NASDAQ	CENX	Fri, Aug 3, 2001	17.50	18.05	17.05	17.72
1343	NASDAQ	CENX	Thu, Aug 2, 2001	17.77	17.77	16.85	17.20
1342	NASDAQ	CENX	Wed, Aug 1, 2001	17.48	18.29	17.31	18.00
1341	NASDAQ	CENX	Tue, Jul 31, 2001	17.87	17.87	16.95	17.45
1340	NASDAQ	CENX	Mon, Jul 30, 2001	18.49	18.49	17.51	17.70
1339	NASDAQ	CENX	Fri, Jul 27, 2001	18.66	18.66	18.25	18.60
1338	NASDAQ	CENX	Thu, Jul 26, 2001	17.61	18.55	17.60	18.55
1337	NASDAQ	CENX	Wed, Jul 25, 2001	18.56	18.61	17.21	17.78
1336	NASDAQ	CENX	Tue, Jul 24, 2001	18.72	18.89	18.58	18.64
1335	NASDAQ	CENX	Mon, Jul 23, 2001	18.74	18.99	18.61	18.86
1334	NASDAQ	CENX	Fri, Jul 20, 2001	18.75	18.93	18.71	18.92
1333	NASDAQ	CENX	Thu, Jul 19, 2001	19.10	19.10	18.70	18.79
1332	NASDAQ	CENX	Wed, Jul 18, 2001	18.52	19.00	18.52	18.80
1331	NASDAQ	CENX	Tue, Jul 17, 2001	19.39	19.50	18.55	18.89
1330	NASDAQ	CENX	Mon, Jul 16, 2001	20.00	20.00	19.31	19.42
1329	NASDAQ	CENX	Fri, Jul 13, 2001	18.40	20.35	18.40	20.33
1328	NASDAQ	CENX	Thu, Jul 12, 2001	18.58	18.75	18.26	18.75
1327	NASDAQ	CENX	Wed, Jul 11, 2001	17.91	18.47	17.91	18.33
1326	NASDAQ	CENX	Tue, Jul 10, 2001	18.50	18.54	18.12	18.47
1325	NASDAQ	CENX	Mon, Jul 9, 2001	18.75	18.75	18.03	18.60
1324	NASDAQ	CENX	Fri, Jul 6, 2001	18.42	18.95	18.17	18.77
1323	NASDAQ	CENX	Thu, Jul 5, 2001	17.84	18.25	17.64	17.95
1322	NASDAQ	CENX	Tue, Jul 3, 2001	17.01	17.73	16.69	17.50
1321	NASDAQ	CENX	Mon, Jul 2, 2001	15.86	15.91	15.25	15.50
1320	NASDAQ	CENX	Fri, Jun 29, 2001	15.75	16.10	15.44	16.04
1319	NASDAQ	CENX	Thu, Jun 28, 2001	15.99	16.09	15.15	15.70
1318	NASDAQ	CENX	Wed, Jun 27, 2001	15.82	16.05	15.55	16.05
1317	NASDAQ	CENX	Tue, Jun 26, 2001	15.84	16.04	14.75	16.01
1316	NASDAQ	CENX	Mon, Jun 25, 2001	16.32	16.94	15.99	16.00
1315	NASDAQ	CENX	Fri, Jun 22, 2001	17.53	17.53	16.30	16.32
1314	NASDAQ	CENX	Thu, Jun 21, 2001	18.01	18.90	17.00	17.60
1313	NASDAQ	CENX	Wed, Jun 20, 2001	17.06	18.45	17.06	18.30
1312	NASDAQ	CENX	Tue, Jun 19, 2001	17.10	17.65	16.30	17.35
1311	NASDAQ	CENX	Mon, Jun 18, 2001	17.26	17.30	16.21	16.21
1310	NASDAQ	CENX	Fri, Jun 15, 2001	18.22	18.28	16.95	17.44
1309	NASDAQ	CENX	Thu, Jun 14, 2001	19.04	19.04	18.16	18.33
1308	NASDAQ	CENX	Wed, Jun 13, 2001	19.56	19.56	19.01	19.05
1307	NASDAQ	CENX	Tue, Jun 12, 2001	19.50	19.75	19.00	19.35
1306	NASDAQ	CENX	Mon, Jun 11, 2001	21.20	21.20	19.40	20.09
1305	NASDAQ	CENX	Fri, Jun 8, 2001	21.10	21.20	20.95	21.20
1304	NASDAQ	CENX	Thu, Jun 7, 2001	21.94	21.94	21.10	21.19
1303	NASDAQ	CENX	Wed, Jun 6, 2001	21.51	22.00	21.50	21.85
1302	NASDAQ	CENX	Tue, Jun 5, 2001	21.64	21.64	21.25	21.25
1301	NASDAQ	CENX	Mon, Jun 4, 2001	21.52	21.87	21.27	21.51
1300	NASDAQ	CENX	Fri, Jun 1, 2001	19.75	22.08	19.70	21.50
1299	NASDAQ	CENX	Thu, May 31, 2001	19.58	19.90	19.51	19.80
1298	NASDAQ	CENX	Wed, May 30, 2001	19.40	19.60	19.40	19.55
1297	NASDAQ	CENX	Tue, May 29, 2001	19.50	19.90	19.35	19.47
1296	NASDAQ	CENX	Fri, May 25, 2001	19.70	20.00	19.10	19.71
1295	NASDAQ	CENX	Thu, May 24, 2001	20.07	20.10	19.61	19.80
1294	NASDAQ	CENX	Wed, May 23, 2001	20.84	21.00	19.60	19.95
1293	NASDAQ	CENX	Tue, May 22, 2001	21.00	21.35	20.15	20.55
1292	NASDAQ	CENX	Mon, May 21, 2001	21.94	21.95	20.81	21.55
1291	NASDAQ	CENX	Fri, May 18, 2001	22.09	22.20	21.78	21.97
1290	NASDAQ	CENX	Thu, May 17, 2001	21.11	22.10	20.95	22.02
1289	NASDAQ	CENX	Wed, May 16, 2001	21.20	21.25	20.90	21.07
1288	NASDAQ	CENX	Tue, May 15, 2001	20.04	21.21	20.00	20.98
1287	NASDAQ	CENX	Mon, May 14, 2001	19.70	20.49	19.45	20.04
1286	NASDAQ	CENX	Fri, May 11, 2001	20.27	20.30	18.56	19.70
1285	NASDAQ	CENX	Thu, May 10, 2001	20.70	21.30	19.75	20.42
1284	NASDAQ	CENX	Wed, May 9, 2001	21.00	21.10	20.66	20.80
1283	NASDAQ	CENX	Tue, May 8, 2001	21.50	21.60	20.90	20.96
1282	NASDAQ	CENX	Mon, May 7, 2001	19.55	21.42	19.11	21.35
1281	NASDAQ	CENX	Fri, May 4, 2001	19.62	20.05	19.36	19.71
1280	NASDAQ	CENX	Thu, May 3, 2001	20.19	20.60	18.41	19.77
1279	NASDAQ	CENX	Wed, May 2, 2001	23.06	23.06	21.17	21.35
1278	NASDAQ	CENX	Tue, May 1, 2001	22.44	22.73	22.24	22.71
1277	NASDAQ	CENX	Mon, Apr 30, 2001	22.29	22.50	21.97	22.25
1276	NASDAQ	CENX	Fri, Apr 27, 2001	21.94	22.07	21.70	22.00
1275	NASDAQ	CENX	Thu, Apr 26, 2001	20.98	22.05	20.90	21.72
1274	NASDAQ	CENX	Wed, Apr 25, 2001	21.15	21.30	20.68	20.98
1273	NASDAQ	CENX	Tue, Apr 24, 2001	20.00	21.00	19.92	20.98
1272	NASDAQ	CENX	Mon, Apr 23, 2001	19.57	19.98	19.56	19.86
1271	NASDAQ	CENX	Fri, Apr 20, 2001	19.70	19.75	19.49	19.65
1270	NASDAQ	CENX	Thu, Apr 19, 2001	20.24	20.25	19.60	19.75
1269	NASDAQ	CENX	Wed, Apr 18, 2001	19.85	20.15	19.51	20.05
1268	NASDAQ	CENX	Tue, Apr 17, 2001	19.00	19.41	18.76	19.25
1267	NASDAQ	CENX	Mon, Apr 16, 2001	18.56	18.95	18.48	18.85
1266	NASDAQ	CENX	Thu, Apr 12, 2001	18.00	18.55	17.70	18.40
1265	NASDAQ	CENX	Wed, Apr 11, 2001	18.68	18.68	17.94	18.21
1264	NASDAQ	CENX	Tue, Apr 10, 2001	18.24	18.59	18.12	18.26
1263	NASDAQ	CENX	Mon, Apr 9, 2001	16.11	18.49	16.11	17.91
1262	NASDAQ	CENX	Fri, Apr 6, 2001	14.25	16.25	14.19	16.25
1261	NASDAQ	CENX	Thu, Apr 5, 2001	15.19	15.69	15.13	15.69
1260	NASDAQ	CENX	Wed, Apr 4, 2001	14.75	15.19	14.75	15.19
1259	NASDAQ	CENX	Tue, Apr 3, 2001	15.69	15.75	14.75	14.75
1258	NASDAQ	CENX	Mon, Apr 2, 2001	16.00	16.31	15.50	15.50
1257	NASDAQ	CENX	Fri, Mar 30, 2001	14.94	16.06	14.88	16.00
1256	NASDAQ	CENX	Thu, Mar 29, 2001	13.94	15.19	13.38	15.19
1255	NASDAQ	CENX	Wed, Mar 28, 2001	13.81	13.81	13.44	13.81
1254	NASDAQ	CENX	Tue, Mar 27, 2001	13.81	14.00	13.00	13.81
1253	NASDAQ	CENX	Mon, Mar 26, 2001	14.63	14.63	13.88	13.88
1252	NASDAQ	CENX	Fri, Mar 23, 2001	14.77	15.00	14.25	14.25
1251	NASDAQ	CENX	Thu, Mar 22, 2001	15.98	16.00	14.50	14.75
1250	NASDAQ	CENX	Wed, Mar 21, 2001	16.13	16.13	15.50	15.88
1249	NASDAQ	CENX	Tue, Mar 20, 2001	15.19	16.13	15.19	15.69
1248	NASDAQ	CENX	Mon, Mar 19, 2001	16.19	16.19	14.75	15.06
1247	NASDAQ	CENX	Fri, Mar 16, 2001	16.25	16.38	15.19	15.50
1246	NASDAQ	CENX	Thu, Mar 15, 2001	15.88	16.38	15.88	16.38
1245	NASDAQ	CENX	Wed, Mar 14, 2001	16.75	16.75	15.44	16.06
1244	NASDAQ	CENX	Tue, Mar 13, 2001	16.00	16.81	15.63	16.81
1243	NASDAQ	CENX	Mon, Mar 12, 2001	15.06	15.94	15.06	15.94
1242	NASDAQ	CENX	Fri, Mar 9, 2001	15.09	15.38	14.75	15.06
1241	NASDAQ	CENX	Thu, Mar 8, 2001	15.19	15.25	14.69	15.13
1240	NASDAQ	CENX	Wed, Mar 7, 2001	14.47	15.31	14.31	14.81
1239	NASDAQ	CENX	Tue, Mar 6, 2001	14.50	14.56	14.31	14.50
1238	NASDAQ	CENX	Mon, Mar 5, 2001	13.88	14.50	13.81	14.48
1237	NASDAQ	CENX	Fri, Mar 2, 2001	13.50	14.00	13.50	13.81
1236	NASDAQ	CENX	Thu, Mar 1, 2001	13.75	13.75	12.88	13.50
1235	NASDAQ	CENX	Wed, Feb 28, 2001	14.44	14.44	13.13	13.69
1234	NASDAQ	CENX	Tue, Feb 27, 2001	14.50	14.50	13.75	14.25
1233	NASDAQ	CENX	Mon, Feb 26, 2001	13.00	14.50	13.00	14.50
1232	NASDAQ	CENX	Fri, Feb 23, 2001	13.19	13.19	12.88	12.88
1231	NASDAQ	CENX	Thu, Feb 22, 2001	13.50	13.52	13.13	13.34
1230	NASDAQ	CENX	Wed, Feb 21, 2001	14.50	14.50	13.63	13.63
1229	NASDAQ	CENX	Tue, Feb 20, 2001	14.78	14.94	14.44	14.50
1228	NASDAQ	CENX	Fri, Feb 16, 2001	15.19	15.19	14.81	14.81
1227	NASDAQ	CENX	Thu, Feb 15, 2001	15.00	15.25	14.75	15.19
1226	NASDAQ	CENX	Wed, Feb 14, 2001	15.25	15.25	14.63	15.13
1225	NASDAQ	CENX	Tue, Feb 13, 2001	14.44	15.31	14.38	15.31
1224	NASDAQ	CENX	Mon, Feb 12, 2001	14.13	14.94	14.13	14.25
1223	NASDAQ	CENX	Fri, Feb 9, 2001	13.61	14.25	13.58	14.25
1222	NASDAQ	CENX	Thu, Feb 8, 2001	14.00	14.19	14.00	14.19
1221	NASDAQ	CENX	Wed, Feb 7, 2001	14.28	14.75	14.00	14.25
1220	NASDAQ	CENX	Tue, Feb 6, 2001	14.78	15.38	13.75	14.56
1219	NASDAQ	CENX	Mon, Feb 5, 2001	15.44	15.63	14.63	15.63
1218	NASDAQ	CENX	Fri, Feb 2, 2001	13.94	16.25	13.50	16.00
1217	NASDAQ	CENX	Thu, Feb 1, 2001	11.00	13.88	11.00	13.88
1216	NASDAQ	CENX	Wed, Jan 31, 2001	10.75	11.31	10.56	11.00
1215	NASDAQ	CENX	Tue, Jan 30, 2001	10.88	11.13	10.69	10.69
1214	NASDAQ	CENX	Mon, Jan 29, 2001	10.81	11.00	10.81	10.94
1213	NASDAQ	CENX	Fri, Jan 26, 2001	10.44	11.13	10.44	10.88
1212	NASDAQ	CENX	Thu, Jan 25, 2001	10.50	11.06	10.50	10.75
1211	NASDAQ	CENX	Wed, Jan 24, 2001	11.06	11.13	10.38	11.06
1210	NASDAQ	CENX	Tue, Jan 23, 2001	10.38	11.06	10.38	11.06
1209	NASDAQ	CENX	Mon, Jan 22, 2001	11.00	11.00	10.38	10.88
1208	NASDAQ	CENX	Fri, Jan 19, 2001	11.00	11.13	10.63	10.88
1207	NASDAQ	CENX	Thu, Jan 18, 2001	11.09	11.19	11.00	11.13
1206	NASDAQ	CENX	Wed, Jan 17, 2001	11.13	11.13	10.94	10.94
1205	NASDAQ	CENX	Tue, Jan 16, 2001	11.11	11.13	10.75	10.75
1204	NASDAQ	CENX	Fri, Jan 12, 2001	11.00	11.13	11.00	11.06
1203	NASDAQ	CENX	Thu, Jan 11, 2001	10.56	11.13	10.50	11.13
1202	NASDAQ	CENX	Wed, Jan 10, 2001	9.97	10.31	9.94	10.31
1201	NASDAQ	CENX	Tue, Jan 9, 2001	10.13	10.13	10.00	10.00
1200	NASDAQ	CENX	Mon, Jan 8, 2001	10.75	10.75	9.88	9.88
1199	NASDAQ	CENX	Fri, Jan 5, 2001	11.28	11.28	10.25	10.50
1198	NASDAQ	CENX	Thu, Jan 4, 2001	10.81	11.31	10.75	11.31
1197	NASDAQ	CENX	Wed, Jan 3, 2001	10.50	11.25	10.50	11.25
1196	NASDAQ	CENX	Tue, Jan 2, 2001	11.44	11.44	10.44	10.75
1195	NASDAQ	CENX	Fri, Dec 29, 2000	9.61	11.75	9.31	11.38
1194	NASDAQ	CENX	Thu, Dec 28, 2000	8.36	9.63	8.25	9.63
1193	NASDAQ	CENX	Wed, Dec 27, 2000	8.03	8.38	8.00	8.38
1192	NASDAQ	CENX	Tue, Dec 26, 2000	7.94	8.13	7.94	8.00
1191	NASDAQ	CENX	Fri, Dec 22, 2000	7.75	8.19	7.63	7.75
1190	NASDAQ	CENX	Thu, Dec 21, 2000	8.38	8.44	7.75	7.75
1189	NASDAQ	CENX	Wed, Dec 20, 2000	9.06	9.06	8.38	8.38
1188	NASDAQ	CENX	Tue, Dec 19, 2000	9.00	9.81	8.63	9.00
1187	NASDAQ	CENX	Mon, Dec 18, 2000	8.50	8.88	8.50	8.88
1186	NASDAQ	CENX	Fri, Dec 15, 2000	7.88	8.56	7.78	8.19
1185	NASDAQ	CENX	Thu, Dec 14, 2000	8.00	8.31	8.00	8.31
1184	NASDAQ	CENX	Wed, Dec 13, 2000	9.00	9.19	7.94	8.13
1183	NASDAQ	CENX	Tue, Dec 12, 2000	9.88	9.88	8.63	8.94
1182	NASDAQ	CENX	Mon, Dec 11, 2000	7.06	9.88	7.00	9.88
1181	NASDAQ	CENX	Fri, Dec 8, 2000	6.81	7.25	6.75	6.94
1180	NASDAQ	CENX	Thu, Dec 7, 2000	7.13	7.13	6.81	7.00
1179	NASDAQ	CENX	Wed, Dec 6, 2000	7.09	7.11	7.00	7.03
1178	NASDAQ	CENX	Tue, Dec 5, 2000	7.00	7.13	7.00	7.13
1177	NASDAQ	CENX	Mon, Dec 4, 2000	7.38	7.38	7.00	7.25
1176	NASDAQ	CENX	Fri, Dec 1, 2000	7.63	7.63	7.25	7.25
1175	NASDAQ	CENX	Thu, Nov 30, 2000	7.61	7.61	7.00	7.19
1174	NASDAQ	CENX	Wed, Nov 29, 2000	7.31	7.31	7.00	7.25
1173	NASDAQ	CENX	Tue, Nov 28, 2000	7.72	7.81	7.38	7.50
1172	NASDAQ	CENX	Mon, Nov 27, 2000	7.88	8.31	7.75	7.75
1171	NASDAQ	CENX	Fri, Nov 24, 2000	7.75	8.25	7.75	8.25
1170	NASDAQ	CENX	Wed, Nov 22, 2000	7.13	7.63	7.00	7.50
1169	NASDAQ	CENX	Tue, Nov 21, 2000	7.38	7.50	7.00	7.25
1168	NASDAQ	CENX	Mon, Nov 20, 2000	7.59	7.59	7.25	7.38
1167	NASDAQ	CENX	Fri, Nov 17, 2000	8.00	8.00	7.50	7.50
1166	NASDAQ	CENX	Thu, Nov 16, 2000	7.88	7.88	7.50	7.63
1165	NASDAQ	CENX	Wed, Nov 15, 2000	7.81	8.25	7.81	7.88
1164	NASDAQ	CENX	Tue, Nov 14, 2000	8.56	8.75	7.50	8.06
1163	NASDAQ	CENX	Mon, Nov 13, 2000	7.75	8.56	7.75	8.44
1162	NASDAQ	CENX	Fri, Nov 10, 2000	8.44	8.44	8.00	8.13
1161	NASDAQ	CENX	Thu, Nov 9, 2000	8.75	8.88	7.75	8.50
1160	NASDAQ	CENX	Wed, Nov 8, 2000	9.25	9.31	8.75	8.88
1159	NASDAQ	CENX	Tue, Nov 7, 2000	9.31	9.31	9.06	9.25
1158	NASDAQ	CENX	Mon, Nov 6, 2000	8.75	9.38	8.50	9.00
1157	NASDAQ	CENX	Fri, Nov 3, 2000	8.27	8.91	8.13	8.75
1156	NASDAQ	CENX	Thu, Nov 2, 2000	8.86	8.88	8.25	8.25
1155	NASDAQ	CENX	Wed, Nov 1, 2000	8.66	8.88	8.50	8.88
1154	NASDAQ	CENX	Tue, Oct 31, 2000	8.75	8.94	8.50	8.75
1153	NASDAQ	CENX	Mon, Oct 30, 2000	9.00	9.00	8.31	8.50
1152	NASDAQ	CENX	Fri, Oct 27, 2000	9.09	9.09	8.63	8.88
1151	NASDAQ	CENX	Thu, Oct 26, 2000	9.13	9.75	8.63	9.06
1150	NASDAQ	CENX	Wed, Oct 25, 2000	10.63	10.75	9.16	9.19
1149	NASDAQ	CENX	Tue, Oct 24, 2000	10.89	11.38	10.75	10.75
1148	NASDAQ	CENX	Mon, Oct 23, 2000	10.97	11.19	10.88	10.88
1147	NASDAQ	CENX	Fri, Oct 20, 2000	12.00	12.00	11.00	11.00
1146	NASDAQ	CENX	Thu, Oct 19, 2000	12.13	12.25	11.50	11.50
1145	NASDAQ	CENX	Wed, Oct 18, 2000	10.88	12.00	10.88	11.56
1144	NASDAQ	CENX	Tue, Oct 17, 2000	12.13	12.25	10.88	11.81
1143	NASDAQ	CENX	Mon, Oct 16, 2000	12.25	12.25	12.25	12.25
1142	NASDAQ	CENX	Fri, Oct 13, 2000	12.13	12.56	12.13	12.47
1141	NASDAQ	CENX	Thu, Oct 12, 2000	12.44	12.50	12.13	12.50
1140	NASDAQ	CENX	Wed, Oct 11, 2000	12.00	12.56	12.00	12.56
1139	NASDAQ	CENX	Tue, Oct 10, 2000	12.44	12.50	12.38	12.38
1138	NASDAQ	CENX	Mon, Oct 9, 2000	12.44	12.56	12.38	12.56
1137	NASDAQ	CENX	Fri, Oct 6, 2000	12.38	12.50	12.38	12.44
1136	NASDAQ	CENX	Thu, Oct 5, 2000	12.50	12.56	12.38	12.50
1135	NASDAQ	CENX	Wed, Oct 4, 2000	12.38	12.56	12.38	12.56
1134	NASDAQ	CENX	Tue, Oct 3, 2000	12.36	12.56	12.31	12.44
1133	NASDAQ	CENX	Mon, Oct 2, 2000	12.50	12.56	12.25	12.50
1132	NASDAQ	CENX	Fri, Sep 29, 2000	12.38	12.50	12.25	12.50
1131	NASDAQ	CENX	Thu, Sep 28, 2000	12.56	12.56	12.38	12.56
1130	NASDAQ	CENX	Wed, Sep 27, 2000	12.38	12.63	12.38	12.50
1129	NASDAQ	CENX	Tue, Sep 26, 2000	12.63	12.63	12.13	12.63
1128	NASDAQ	CENX	Mon, Sep 25, 2000	12.94	12.94	12.50	12.63
1127	NASDAQ	CENX	Fri, Sep 22, 2000	12.38	13.00	12.38	13.00
1126	NASDAQ	CENX	Thu, Sep 21, 2000	12.69	12.75	12.56	12.56
1125	NASDAQ	CENX	Wed, Sep 20, 2000	12.75	12.81	12.56	12.69
1124	NASDAQ	CENX	Tue, Sep 19, 2000	12.81	12.88	12.63	12.75
1123	NASDAQ	CENX	Mon, Sep 18, 2000	13.13	13.13	12.75	13.00
1122	NASDAQ	CENX	Fri, Sep 15, 2000	13.13	13.13	12.89	13.00
1121	NASDAQ	CENX	Thu, Sep 14, 2000	13.06	13.25	13.06	13.13
1120	NASDAQ	CENX	Wed, Sep 13, 2000	13.30	13.30	13.00	13.06
1119	NASDAQ	CENX	Tue, Sep 12, 2000	13.06	13.13	13.00	13.06
1118	NASDAQ	CENX	Mon, Sep 11, 2000	13.13	13.13	13.00	13.06
1117	NASDAQ	CENX	Fri, Sep 8, 2000	13.13	13.31	13.00	13.13
1116	NASDAQ	CENX	Thu, Sep 7, 2000	13.06	13.13	12.94	13.13
1115	NASDAQ	CENX	Wed, Sep 6, 2000	13.19	13.38	13.06	13.06
1114	NASDAQ	CENX	Tue, Sep 5, 2000	12.88	13.19	12.81	13.06
1113	NASDAQ	CENX	Fri, Sep 1, 2000	13.13	13.13	13.00	13.13
1112	NASDAQ	CENX	Thu, Aug 31, 2000	12.81	13.06	12.56	13.06
1111	NASDAQ	CENX	Wed, Aug 30, 2000	12.38	12.45	12.13	12.38
1110	NASDAQ	CENX	Tue, Aug 29, 2000	12.50	12.56	12.19	12.38
1109	NASDAQ	CENX	Mon, Aug 28, 2000	11.75	12.50	11.75	12.50
1108	NASDAQ	CENX	Fri, Aug 25, 2000	12.38	12.38	11.81	11.94
1107	NASDAQ	CENX	Thu, Aug 24, 2000	12.09	12.25	11.06	12.06
1106	NASDAQ	CENX	Wed, Aug 23, 2000	12.56	12.56	11.88	11.88
1105	NASDAQ	CENX	Tue, Aug 22, 2000	12.44	12.44	11.75	12.06
1104	NASDAQ	CENX	Mon, Aug 21, 2000	11.56	12.50	11.50	12.19
1103	NASDAQ	CENX	Fri, Aug 18, 2000	12.75	13.06	11.69	11.69
1102	NASDAQ	CENX	Thu, Aug 17, 2000	12.94	12.94	12.31	12.38
1101	NASDAQ	CENX	Wed, Aug 16, 2000	12.94	12.94	12.63	12.69
1100	NASDAQ	CENX	Tue, Aug 15, 2000	12.81	13.00	12.56	12.56
1099	NASDAQ	CENX	Mon, Aug 14, 2000	12.56	13.06	12.56	12.88
1098	NASDAQ	CENX	Fri, Aug 11, 2000	12.88	13.06	12.50	13.00
1097	NASDAQ	CENX	Thu, Aug 10, 2000	12.50	13.13	12.50	13.00
1096	NASDAQ	CENX	Wed, Aug 9, 2000	13.00	13.13	12.81	13.00
1095	NASDAQ	CENX	Tue, Aug 8, 2000	13.13	13.25	13.00	13.06
1094	NASDAQ	CENX	Mon, Aug 7, 2000	13.44	13.44	13.25	13.25
1093	NASDAQ	CENX	Fri, Aug 4, 2000	13.38	13.44	13.19	13.25
1092	NASDAQ	CENX	Thu, Aug 3, 2000	12.94	13.31	12.94	13.25
1091	NASDAQ	CENX	Wed, Aug 2, 2000	13.25	13.63	13.19	13.19
1090	NASDAQ	CENX	Tue, Aug 1, 2000	13.13	13.19	13.00	13.19
1089	NASDAQ	CENX	Mon, Jul 31, 2000	12.50	13.13	12.50	13.13
1088	NASDAQ	CENX	Fri, Jul 28, 2000	12.88	13.00	12.50	12.52
1087	NASDAQ	CENX	Thu, Jul 27, 2000	12.88	13.00	12.63	13.00
1086	NASDAQ	CENX	Wed, Jul 26, 2000	12.75	13.13	12.75	13.13
1085	NASDAQ	CENX	Tue, Jul 25, 2000	13.19	13.19	12.56	12.94
1084	NASDAQ	CENX	Mon, Jul 24, 2000	13.00	13.06	12.75	12.75
1083	NASDAQ	CENX	Fri, Jul 21, 2000	13.25	13.25	13.06	13.06
1082	NASDAQ	CENX	Thu, Jul 20, 2000	13.50	13.50	12.81	13.13
1081	NASDAQ	CENX	Wed, Jul 19, 2000	13.25	13.25	13.00	13.00
1080	NASDAQ	CENX	Tue, Jul 18, 2000	13.50	13.63	13.25	13.63
1079	NASDAQ	CENX	Mon, Jul 17, 2000	13.34	13.63	13.00	13.63
1078	NASDAQ	CENX	Fri, Jul 14, 2000	13.38	13.63	13.13	13.56
1077	NASDAQ	CENX	Thu, Jul 13, 2000	13.56	13.56	13.31	13.38
1076	NASDAQ	CENX	Wed, Jul 12, 2000	13.38	13.50	13.31	13.44
1075	NASDAQ	CENX	Tue, Jul 11, 2000	12.63	13.50	12.63	13.19
1074	NASDAQ	CENX	Mon, Jul 10, 2000	12.47	13.31	11.75	12.75
1073	NASDAQ	CENX	Fri, Jul 7, 2000	13.56	14.00	12.13	12.13
1072	NASDAQ	CENX	Thu, Jul 6, 2000	12.81	13.31	12.25	13.19
1071	NASDAQ	CENX	Wed, Jul 5, 2000	12.19	12.56	11.94	12.56
1070	NASDAQ	CENX	Mon, Jul 3, 2000	11.38	12.69	10.88	12.44
1069	NASDAQ	CENX	Fri, Jun 30, 2000	13.13	13.63	10.88	10.88
1068	NASDAQ	CENX	Thu, Jun 29, 2000	13.81	14.13	12.75	13.56
1067	NASDAQ	CENX	Wed, Jun 28, 2000	12.25	14.25	12.25	13.56
1066	NASDAQ	CENX	Tue, Jun 27, 2000	12.06	12.19	11.75	12.19
1065	NASDAQ	CENX	Mon, Jun 26, 2000	11.88	12.06	11.63	12.06
1064	NASDAQ	CENX	Fri, Jun 23, 2000	12.00	12.00	11.50	12.00
1063	NASDAQ	CENX	Thu, Jun 22, 2000	12.06	12.38	11.25	11.38
1062	NASDAQ	CENX	Wed, Jun 21, 2000	12.50	12.50	11.75	12.38
1061	NASDAQ	CENX	Tue, Jun 20, 2000	12.13	12.50	11.88	12.50
1060	NASDAQ	CENX	Mon, Jun 19, 2000	11.44	12.63	11.44	12.13
1059	NASDAQ	CENX	Fri, Jun 16, 2000	11.13	11.50	10.94	11.38
1058	NASDAQ	CENX	Thu, Jun 15, 2000	11.38	11.38	11.00	11.06
1057	NASDAQ	CENX	Wed, Jun 14, 2000	11.50	11.50	11.13	11.19
1056	NASDAQ	CENX	Tue, Jun 13, 2000	11.50	11.50	10.94	11.06
1055	NASDAQ	CENX	Mon, Jun 12, 2000	11.69	11.69	10.88	11.13
1054	NASDAQ	CENX	Fri, Jun 9, 2000	11.00	11.75	11.00	11.03
1053	NASDAQ	CENX	Thu, Jun 8, 2000	10.75	11.38	10.75	11.00
1052	NASDAQ	CENX	Wed, Jun 7, 2000	12.13	12.13	11.00	11.00
1051	NASDAQ	CENX	Tue, Jun 6, 2000	11.88	12.31	11.38	11.75
1050	NASDAQ	CENX	Mon, Jun 5, 2000	11.88	11.88	11.31	11.31
1049	NASDAQ	CENX	Fri, Jun 2, 2000	11.63	11.88	11.38	11.75
1048	NASDAQ	CENX	Thu, Jun 1, 2000	9.94	11.63	9.94	11.63
1047	NASDAQ	CENX	Wed, May 31, 2000	11.00	11.06	9.63	10.19
1046	NASDAQ	CENX	Tue, May 30, 2000	10.75	10.94	10.56	10.81
1045	NASDAQ	CENX	Fri, May 26, 2000	11.00	11.00	10.44	10.50
1044	NASDAQ	CENX	Thu, May 25, 2000	11.50	11.50	11.00	11.00
1043	NASDAQ	CENX	Wed, May 24, 2000	11.88	11.88	11.50	11.50
1042	NASDAQ	CENX	Tue, May 23, 2000	12.00	12.00	11.56	11.94
1041	NASDAQ	CENX	Mon, May 22, 2000	13.06	13.38	11.63	12.06
1040	NASDAQ	CENX	Fri, May 19, 2000	13.69	13.75	12.88	13.25
1039	NASDAQ	CENX	Thu, May 18, 2000	13.84	13.88	13.63	13.63
1038	NASDAQ	CENX	Wed, May 17, 2000	14.13	14.25	13.88	13.88
1037	NASDAQ	CENX	Tue, May 16, 2000	13.81	14.13	13.75	14.13
1036	NASDAQ	CENX	Mon, May 15, 2000	14.13	14.38	13.81	13.88
1035	NASDAQ	CENX	Fri, May 12, 2000	14.38	14.50	14.19	14.44
1034	NASDAQ	CENX	Thu, May 11, 2000	14.25	14.31	14.13	14.13
1033	NASDAQ	CENX	Wed, May 10, 2000	14.06	14.25	13.94	13.94
1032	NASDAQ	CENX	Tue, May 9, 2000	14.25	14.25	13.88	14.00
1031	NASDAQ	CENX	Mon, May 8, 2000	14.13	14.25	14.00	14.00
1030	NASDAQ	CENX	Fri, May 5, 2000	14.25	14.25	14.00	14.00
1029	NASDAQ	CENX	Thu, May 4, 2000	14.23	14.23	14.00	14.13
1028	NASDAQ	CENX	Wed, May 3, 2000	14.00	14.13	14.00	14.13
1027	NASDAQ	CENX	Tue, May 2, 2000	13.78	13.88	13.69	13.88
1026	NASDAQ	CENX	Mon, May 1, 2000	13.88	14.13	13.56	13.88
1025	NASDAQ	CENX	Fri, Apr 28, 2000	13.88	14.00	13.75	14.00
1024	NASDAQ	CENX	Thu, Apr 27, 2000	14.38	14.38	13.75	13.75
1023	NASDAQ	CENX	Wed, Apr 26, 2000	14.41	14.69	14.13	14.13
1022	NASDAQ	CENX	Tue, Apr 25, 2000	14.56	14.81	14.13	14.63
1021	NASDAQ	CENX	Mon, Apr 24, 2000	14.44	14.63	13.81	14.00
1020	NASDAQ	CENX	Thu, Apr 20, 2000	14.00	14.63	14.00	14.00
1019	NASDAQ	CENX	Wed, Apr 19, 2000	14.63	14.69	14.25	14.25
1018	NASDAQ	CENX	Tue, Apr 18, 2000	13.75	14.63	13.75	14.50
1017	NASDAQ	CENX	Mon, Apr 17, 2000	14.00	14.13	13.63	13.88
1016	NASDAQ	CENX	Fri, Apr 14, 2000	14.88	14.88	14.00	14.50
1015	NASDAQ	CENX	Thu, Apr 13, 2000	15.38	15.38	15.00	15.06
1014	NASDAQ	CENX	Wed, Apr 12, 2000	15.25	16.50	15.19	15.19
1013	NASDAQ	CENX	Tue, Apr 11, 2000	14.88	15.56	14.88	15.44
1012	NASDAQ	CENX	Mon, Apr 10, 2000	14.75	15.44	14.38	15.44
1011	NASDAQ	CENX	Fri, Apr 7, 2000	14.69	14.75	14.38	14.50
1010	NASDAQ	CENX	Thu, Apr 6, 2000	14.84	15.00	14.50	14.88
1009	NASDAQ	CENX	Wed, Apr 5, 2000	14.75	14.88	14.25	14.38
1008	NASDAQ	CENX	Tue, Apr 4, 2000	13.88	14.00	13.44	13.75
1007	NASDAQ	CENX	Mon, Apr 3, 2000	13.41	13.94	13.41	13.88
1006	NASDAQ	CENX	Fri, Mar 31, 2000	13.00	13.75	13.00	13.75
1005	NASDAQ	CENX	Thu, Mar 30, 2000	13.25	13.75	13.00	13.44
1004	NASDAQ	CENX	Wed, Mar 29, 2000	13.31	14.25	13.00	13.75
1003	NASDAQ	CENX	Tue, Mar 28, 2000	12.94	13.00	12.94	12.94
1002	NASDAQ	CENX	Mon, Mar 27, 2000	13.38	13.38	12.88	13.00
1001	NASDAQ	CENX	Fri, Mar 24, 2000	13.38	13.88	13.25	13.50
1000	NASDAQ	CENX	Thu, Mar 23, 2000	13.88	13.88	13.50	13.63
999	NASDAQ	CENX	Wed, Mar 22, 2000	14.44	14.63	13.88	13.88
998	NASDAQ	CENX	Tue, Mar 21, 2000	14.13	14.75	14.13	14.25
997	NASDAQ	CENX	Mon, Mar 20, 2000	14.25	14.56	14.00	14.56
996	NASDAQ	CENX	Fri, Mar 17, 2000	13.44	15.25	13.38	14.75
995	NASDAQ	CENX	Thu, Mar 16, 2000	12.72	13.38	12.63	13.38
994	NASDAQ	CENX	Wed, Mar 15, 2000	12.09	12.94	12.09	12.88
993	NASDAQ	CENX	Tue, Mar 14, 2000	12.50	12.50	12.00	12.00
992	NASDAQ	CENX	Mon, Mar 13, 2000	12.50	12.69	12.00	12.50
991	NASDAQ	CENX	Fri, Mar 10, 2000	13.00	13.00	12.50	13.00
990	NASDAQ	CENX	Thu, Mar 9, 2000	12.88	13.16	12.56	13.13
989	NASDAQ	CENX	Wed, Mar 8, 2000	13.25	13.38	13.00	13.00
988	NASDAQ	CENX	Tue, Mar 7, 2000	13.66	13.66	13.31	13.31
987	NASDAQ	CENX	Mon, Mar 6, 2000	14.22	14.22	13.44	13.50
986	NASDAQ	CENX	Fri, Mar 3, 2000	13.63	14.63	13.63	14.06
985	NASDAQ	CENX	Thu, Mar 2, 2000	13.63	14.06	13.63	14.00
984	NASDAQ	CENX	Wed, Mar 1, 2000	14.00	14.00	13.63	14.00
983	NASDAQ	CENX	Tue, Feb 29, 2000	14.38	14.38	13.63	13.63
982	NASDAQ	CENX	Mon, Feb 28, 2000	14.81	14.81	13.56	14.38
981	NASDAQ	CENX	Fri, Feb 25, 2000	15.22	15.25	13.25	14.13
980	NASDAQ	CENX	Thu, Feb 24, 2000	15.56	15.63	15.13	15.13
979	NASDAQ	CENX	Wed, Feb 23, 2000	15.25	15.56	15.25	15.56
978	NASDAQ	CENX	Tue, Feb 22, 2000	15.25	15.50	15.25	15.50
977	NASDAQ	CENX	Fri, Feb 18, 2000	15.75	15.75	15.31	15.44
976	NASDAQ	CENX	Thu, Feb 17, 2000	15.00	15.88	14.81	15.61
975	NASDAQ	CENX	Wed, Feb 16, 2000	15.00	15.63	14.75	15.00
974	NASDAQ	CENX	Tue, Feb 15, 2000	14.00	14.88	14.00	14.88
973	NASDAQ	CENX	Mon, Feb 14, 2000	13.13	14.13	12.75	14.13
972	NASDAQ	CENX	Fri, Feb 11, 2000	13.38	13.44	12.75	13.38
971	NASDAQ	CENX	Thu, Feb 10, 2000	13.00	13.19	12.88	12.88
970	NASDAQ	CENX	Wed, Feb 9, 2000	13.00	13.25	12.63	13.03
969	NASDAQ	CENX	Tue, Feb 8, 2000	12.75	13.50	12.25	13.50
968	NASDAQ	CENX	Mon, Feb 7, 2000	12.38	12.75	11.38	11.94
967	NASDAQ	CENX	Fri, Feb 4, 2000	13.88	13.88	12.50	12.63
966	NASDAQ	CENX	Thu, Feb 3, 2000	13.97	14.00	13.13	13.19
965	NASDAQ	CENX	Wed, Feb 2, 2000	13.63	14.06	13.56	14.06
964	NASDAQ	CENX	Tue, Feb 1, 2000	14.00	14.06	13.50	14.06
963	NASDAQ	CENX	Mon, Jan 31, 2000	14.00	14.31	13.50	13.50
962	NASDAQ	CENX	Fri, Jan 28, 2000	14.38	14.63	14.25	14.25
961	NASDAQ	CENX	Thu, Jan 27, 2000	14.50	14.63	14.38	14.63
960	NASDAQ	CENX	Wed, Jan 26, 2000	14.75	14.75	14.50	14.75
959	NASDAQ	CENX	Tue, Jan 25, 2000	14.94	15.00	14.50	14.94
958	NASDAQ	CENX	Mon, Jan 24, 2000	14.50	15.00	14.00	14.69
957	NASDAQ	CENX	Fri, Jan 21, 2000	13.50	14.50	13.00	14.50
956	NASDAQ	CENX	Thu, Jan 20, 2000	14.88	15.00	13.25	13.50
955	NASDAQ	CENX	Wed, Jan 19, 2000	14.75	15.00	14.75	14.75
954	NASDAQ	CENX	Tue, Jan 18, 2000	15.38	15.69	15.00	15.00
953	NASDAQ	CENX	Fri, Jan 14, 2000	15.75	15.75	15.75	15.75
952	NASDAQ	CENX	Thu, Jan 13, 2000	15.38	15.63	15.00	15.63
951	NASDAQ	CENX	Wed, Jan 12, 2000	16.00	16.13	15.50	16.13
950	NASDAQ	CENX	Tue, Jan 11, 2000	16.63	16.88	16.00	16.06
949	NASDAQ	CENX	Mon, Jan 10, 2000	16.88	17.00	16.50	16.63
948	NASDAQ	CENX	Fri, Jan 7, 2000	16.00	16.88	16.00	16.88
947	NASDAQ	CENX	Thu, Jan 6, 2000	15.94	16.25	15.50	16.19
946	NASDAQ	CENX	Wed, Jan 5, 2000	14.38	15.94	14.38	15.38
945	NASDAQ	CENX	Tue, Jan 4, 2000	14.00	14.50	14.00	14.38
944	NASDAQ	CENX	Mon, Jan 3, 2000	14.63	15.00	14.25	14.50
943	NASDAQ	CENX	Fri, Dec 31, 1999	14.88	15.00	14.63	15.00
942	NASDAQ	CENX	Thu, Dec 30, 1999	15.06	15.06	14.63	15.00
941	NASDAQ	CENX	Wed, Dec 29, 1999	14.94	15.13	14.63	15.13
940	NASDAQ	CENX	Tue, Dec 28, 1999	14.50	15.13	14.38	15.00
939	NASDAQ	CENX	Mon, Dec 27, 1999	14.31	14.50	13.50	14.06
938	NASDAQ	CENX	Thu, Dec 23, 1999	12.88	14.50	12.75	14.00
937	NASDAQ	CENX	Wed, Dec 22, 1999	13.06	13.25	12.75	12.88
936	NASDAQ	CENX	Tue, Dec 21, 1999	13.00	13.13	12.75	13.06
935	NASDAQ	CENX	Mon, Dec 20, 1999	12.94	13.13	11.75	12.50
934	NASDAQ	CENX	Fri, Dec 17, 1999	13.00	13.13	12.63	12.75
933	NASDAQ	CENX	Thu, Dec 16, 1999	12.25	13.13	12.00	12.63
932	NASDAQ	CENX	Wed, Dec 15, 1999	10.75	12.13	10.75	12.13
931	NASDAQ	CENX	Tue, Dec 14, 1999	10.63	11.00	10.50	10.88
930	NASDAQ	CENX	Mon, Dec 13, 1999	10.19	10.56	10.13	10.50
929	NASDAQ	CENX	Fri, Dec 10, 1999	10.25	10.25	9.88	10.13
928	NASDAQ	CENX	Thu, Dec 9, 1999	10.25	10.75	10.00	10.00
927	NASDAQ	CENX	Wed, Dec 8, 1999	10.63	10.63	10.13	10.25
926	NASDAQ	CENX	Tue, Dec 7, 1999	10.38	10.88	10.25	10.88
925	NASDAQ	CENX	Mon, Dec 6, 1999	11.00	11.00	10.44	10.75
924	NASDAQ	CENX	Fri, Dec 3, 1999	10.88	10.88	10.25	10.75
923	NASDAQ	CENX	Thu, Dec 2, 1999	9.88	11.00	9.75	11.00
922	NASDAQ	CENX	Wed, Dec 1, 1999	9.81	10.00	9.75	9.75
921	NASDAQ	CENX	Tue, Nov 30, 1999	9.81	10.00	9.75	10.00
920	NASDAQ	CENX	Mon, Nov 29, 1999	9.97	10.00	9.50	9.50
919	NASDAQ	CENX	Fri, Nov 26, 1999	9.63	9.63	9.25	9.56
918	NASDAQ	CENX	Wed, Nov 24, 1999	9.75	10.00	9.50	10.00
917	NASDAQ	CENX	Tue, Nov 23, 1999	9.63	9.88	9.50	9.88
916	NASDAQ	CENX	Mon, Nov 22, 1999	9.69	9.69	9.69	9.69
915	NASDAQ	CENX	Fri, Nov 19, 1999	9.88	10.06	9.88	10.06
914	NASDAQ	CENX	Thu, Nov 18, 1999	10.25	10.25	9.88	9.88
913	NASDAQ	CENX	Wed, Nov 17, 1999	9.88	10.00	9.88	10.00
912	NASDAQ	CENX	Tue, Nov 16, 1999	9.75	10.03	9.75	10.03
911	NASDAQ	CENX	Mon, Nov 15, 1999	10.06	10.38	9.75	10.00
910	NASDAQ	CENX	Fri, Nov 12, 1999	10.44	10.63	9.75	10.50
909	NASDAQ	CENX	Thu, Nov 11, 1999	10.25	10.50	10.00	10.50
908	NASDAQ	CENX	Wed, Nov 10, 1999	10.00	10.25	9.88	10.25
907	NASDAQ	CENX	Tue, Nov 9, 1999	9.75	10.00	9.75	10.00
906	NASDAQ	CENX	Mon, Nov 8, 1999	9.38	10.13	9.38	10.13
905	NASDAQ	CENX	Fri, Nov 5, 1999	9.50	9.75	9.38	9.63
904	NASDAQ	CENX	Thu, Nov 4, 1999	9.44	9.50	9.13	9.50
903	NASDAQ	CENX	Wed, Nov 3, 1999	9.00	9.38	9.00	9.25
902	NASDAQ	CENX	Tue, Nov 2, 1999	9.00	9.00	8.75	8.88
901	NASDAQ	CENX	Mon, Nov 1, 1999	9.13	9.19	8.75	8.88
900	NASDAQ	CENX	Fri, Oct 29, 1999	9.13	9.38	8.94	9.00
899	NASDAQ	CENX	Thu, Oct 28, 1999	9.25	9.25	9.00	9.00
898	NASDAQ	CENX	Wed, Oct 27, 1999	9.63	9.63	9.06	9.25
897	NASDAQ	CENX	Tue, Oct 26, 1999	9.81	10.13	9.63	9.75
896	NASDAQ	CENX	Mon, Oct 25, 1999	9.81	10.13	9.69	9.88
895	NASDAQ	CENX	Fri, Oct 22, 1999	10.06	10.25	9.75	9.75
894	NASDAQ	CENX	Thu, Oct 21, 1999	10.13	10.50	10.13	10.50
893	NASDAQ	CENX	Wed, Oct 20, 1999	9.81	10.50	9.81	10.25
892	NASDAQ	CENX	Tue, Oct 19, 1999	9.75	10.50	9.69	10.50
891	NASDAQ	CENX	Mon, Oct 18, 1999	10.25	10.25	9.25	9.63
890	NASDAQ	CENX	Fri, Oct 15, 1999	10.50	10.50	10.13	10.38
889	NASDAQ	CENX	Thu, Oct 14, 1999	10.50	10.75	10.38	10.38
888	NASDAQ	CENX	Wed, Oct 13, 1999	10.13	10.63	10.13	10.63
887	NASDAQ	CENX	Tue, Oct 12, 1999	10.63	10.75	10.13	10.63
886	NASDAQ	CENX	Mon, Oct 11, 1999	10.63	11.00	10.63	11.00
885	NASDAQ	CENX	Fri, Oct 8, 1999	10.56	11.25	10.56	10.75
884	NASDAQ	CENX	Thu, Oct 7, 1999	10.88	11.00	10.75	11.00
883	NASDAQ	CENX	Wed, Oct 6, 1999	11.00	11.25	10.88	11.25
882	NASDAQ	CENX	Tue, Oct 5, 1999	11.38	11.38	10.75	11.13
881	NASDAQ	CENX	Mon, Oct 4, 1999	10.75	11.25	10.75	11.25
880	NASDAQ	CENX	Fri, Oct 1, 1999	10.88	11.06	10.38	10.94
879	NASDAQ	CENX	Thu, Sep 30, 1999	9.88	10.88	9.75	10.75
878	NASDAQ	CENX	Wed, Sep 29, 1999	10.00	10.00	9.75	9.75
877	NASDAQ	CENX	Tue, Sep 28, 1999	9.69	10.00	9.63	9.75
876	NASDAQ	CENX	Mon, Sep 27, 1999	9.63	10.00	9.63	9.63
875	NASDAQ	CENX	Fri, Sep 24, 1999	9.63	10.00	9.63	9.81
874	NASDAQ	CENX	Thu, Sep 23, 1999	9.88	10.19	9.88	10.00
873	NASDAQ	CENX	Wed, Sep 22, 1999	9.88	10.06	9.88	10.00
872	NASDAQ	CENX	Tue, Sep 21, 1999	10.50	10.50	9.88	10.13
871	NASDAQ	CENX	Mon, Sep 20, 1999	10.06	10.38	9.88	10.13
870	NASDAQ	CENX	Fri, Sep 17, 1999	10.19	10.19	9.69	9.94
869	NASDAQ	CENX	Thu, Sep 16, 1999	9.69	10.19	9.69	9.73
868	NASDAQ	CENX	Wed, Sep 15, 1999	9.78	9.94	9.63	9.94
867	NASDAQ	CENX	Tue, Sep 14, 1999	9.88	10.00	9.63	10.00
866	NASDAQ	CENX	Mon, Sep 13, 1999	9.88	10.00	9.88	10.00
865	NASDAQ	CENX	Fri, Sep 10, 1999	10.00	10.50	10.00	10.44
864	NASDAQ	CENX	Thu, Sep 9, 1999	10.13	10.25	9.50	10.25
863	NASDAQ	CENX	Wed, Sep 8, 1999	10.13	10.63	10.00	10.31
862	NASDAQ	CENX	Tue, Sep 7, 1999	10.25	11.00	10.00	10.44
861	NASDAQ	CENX	Fri, Sep 3, 1999	9.78	10.44	9.75	10.44
860	NASDAQ	CENX	Thu, Sep 2, 1999	9.88	10.13	9.88	10.00
859	NASDAQ	CENX	Wed, Sep 1, 1999	9.94	10.00	9.75	10.00
858	NASDAQ	CENX	Tue, Aug 31, 1999	9.63	10.25	9.38	9.75
857	NASDAQ	CENX	Mon, Aug 30, 1999	10.25	10.38	9.75	9.75
856	NASDAQ	CENX	Fri, Aug 27, 1999	10.28	10.28	10.00	10.19
855	NASDAQ	CENX	Thu, Aug 26, 1999	10.25	10.50	10.25	10.44
854	NASDAQ	CENX	Wed, Aug 25, 1999	10.31	10.50	10.19	10.25
853	NASDAQ	CENX	Tue, Aug 24, 1999	10.66	10.75	10.06	10.19
852	NASDAQ	CENX	Mon, Aug 23, 1999	11.00	11.00	10.75	10.88
851	NASDAQ	CENX	Fri, Aug 20, 1999	11.13	11.25	10.94	10.94
850	NASDAQ	CENX	Thu, Aug 19, 1999	11.00	11.19	10.75	11.19
849	NASDAQ	CENX	Wed, Aug 18, 1999	11.00	11.25	10.88	11.00
848	NASDAQ	CENX	Tue, Aug 17, 1999	10.94	11.25	10.63	11.13
847	NASDAQ	CENX	Mon, Aug 16, 1999	11.13	11.25	10.00	10.75
846	NASDAQ	CENX	Fri, Aug 13, 1999	10.88	11.88	10.81	11.13
845	NASDAQ	CENX	Thu, Aug 12, 1999	10.25	10.69	10.25	10.63
844	NASDAQ	CENX	Wed, Aug 11, 1999	9.63	10.44	9.38	10.06
843	NASDAQ	CENX	Tue, Aug 10, 1999	9.63	9.69	9.25	9.38
842	NASDAQ	CENX	Mon, Aug 9, 1999	9.63	9.88	9.50	9.75
841	NASDAQ	CENX	Fri, Aug 6, 1999	9.88	10.06	9.88	9.88
840	NASDAQ	CENX	Thu, Aug 5, 1999	10.19	10.19	9.63	10.00
839	NASDAQ	CENX	Wed, Aug 4, 1999	10.50	10.50	10.00	10.38
838	NASDAQ	CENX	Tue, Aug 3, 1999	10.50	10.63	9.88	10.44
837	NASDAQ	CENX	Mon, Aug 2, 1999	10.28	10.63	9.63	10.56
836	NASDAQ	CENX	Fri, Jul 30, 1999	10.00	10.53	9.63	10.50
835	NASDAQ	CENX	Thu, Jul 29, 1999	8.88	10.63	8.88	10.50
834	NASDAQ	CENX	Wed, Jul 28, 1999	11.25	11.81	10.06	10.50
833	NASDAQ	CENX	Tue, Jul 27, 1999	11.38	11.44	10.00	10.75
832	NASDAQ	CENX	Mon, Jul 26, 1999	8.75	9.13	8.50	8.75
831	NASDAQ	CENX	Fri, Jul 23, 1999	8.38	8.63	8.31	8.63
830	NASDAQ	CENX	Thu, Jul 22, 1999	8.88	8.88	8.38	8.38
829	NASDAQ	CENX	Wed, Jul 21, 1999	8.63	8.81	8.38	8.63
828	NASDAQ	CENX	Tue, Jul 20, 1999	8.88	8.88	8.63	8.63
827	NASDAQ	CENX	Mon, Jul 19, 1999	9.25	9.38	8.69	8.69
826	NASDAQ	CENX	Fri, Jul 16, 1999	8.94	9.56	8.75	9.00
825	NASDAQ	CENX	Thu, Jul 15, 1999	8.44	8.63	8.44	8.50
824	NASDAQ	CENX	Wed, Jul 14, 1999	8.63	9.00	8.25	8.63
823	NASDAQ	CENX	Tue, Jul 13, 1999	7.94	8.38	7.94	8.38
822	NASDAQ	CENX	Mon, Jul 12, 1999	7.94	8.13	7.88	8.06
821	NASDAQ	CENX	Fri, Jul 9, 1999	7.81	8.00	7.63	7.94
820	NASDAQ	CENX	Thu, Jul 8, 1999	7.75	7.75	7.38	7.75
819	NASDAQ	CENX	Wed, Jul 7, 1999	7.47	7.88	7.47	7.56
818	NASDAQ	CENX	Tue, Jul 6, 1999	7.06	7.63	6.97	7.50
817	NASDAQ	CENX	Fri, Jul 2, 1999	6.44	7.06	6.41	6.88
816	NASDAQ	CENX	Thu, Jul 1, 1999	6.50	6.50	6.25	6.31
815	NASDAQ	CENX	Wed, Jun 30, 1999	7.00	7.09	6.16	6.19
814	NASDAQ	CENX	Tue, Jun 29, 1999	7.09	7.09	6.41	7.00
813	NASDAQ	CENX	Mon, Jun 28, 1999	6.88	7.13	6.88	7.00
812	NASDAQ	CENX	Fri, Jun 25, 1999	6.25	7.06	6.19	7.00
811	NASDAQ	CENX	Thu, Jun 24, 1999	6.38	6.75	6.38	6.50
810	NASDAQ	CENX	Wed, Jun 23, 1999	6.31	6.50	6.31	6.50
809	NASDAQ	CENX	Tue, Jun 22, 1999	6.50	6.61	6.25	6.25
808	NASDAQ	CENX	Mon, Jun 21, 1999	6.97	6.97	6.25	6.50
807	NASDAQ	CENX	Fri, Jun 18, 1999	6.31	7.13	6.31	6.69
806	NASDAQ	CENX	Thu, Jun 17, 1999	6.38	6.50	5.94	6.06
805	NASDAQ	CENX	Wed, Jun 16, 1999	6.19	6.30	6.13	6.19
804	NASDAQ	CENX	Tue, Jun 15, 1999	6.56	6.63	6.50	6.50
803	NASDAQ	CENX	Mon, Jun 14, 1999	6.50	6.75	6.44	6.75
802	NASDAQ	CENX	Fri, Jun 11, 1999	6.63	6.88	6.50	6.50
801	NASDAQ	CENX	Thu, Jun 10, 1999	6.88	6.94	6.25	6.88
800	NASDAQ	CENX	Wed, Jun 9, 1999	7.00	7.31	6.75	6.88
799	NASDAQ	CENX	Tue, Jun 8, 1999	6.88	7.38	6.81	7.00
798	NASDAQ	CENX	Mon, Jun 7, 1999	6.63	6.63	6.44	6.63
797	NASDAQ	CENX	Fri, Jun 4, 1999	6.75	6.88	6.38	6.75
796	NASDAQ	CENX	Thu, Jun 3, 1999	6.56	6.88	6.56	6.69
795	NASDAQ	CENX	Wed, Jun 2, 1999	7.00	7.00	6.53	6.63
794	NASDAQ	CENX	Tue, Jun 1, 1999	6.66	7.00	6.38	6.38
793	NASDAQ	CENX	Fri, May 28, 1999	7.13	7.13	6.00	6.44
792	NASDAQ	CENX	Thu, May 27, 1999	7.44	7.44	7.25	7.25
791	NASDAQ	CENX	Wed, May 26, 1999	8.00	8.13	7.38	7.38
790	NASDAQ	CENX	Tue, May 25, 1999	8.25	8.25	8.00	8.19
789	NASDAQ	CENX	Mon, May 24, 1999	8.13	8.50	7.88	8.19
788	NASDAQ	CENX	Fri, May 21, 1999	8.00	8.25	8.00	8.19
787	NASDAQ	CENX	Thu, May 20, 1999	8.38	8.38	7.56	7.88
786	NASDAQ	CENX	Wed, May 19, 1999	8.38	8.38	8.00	8.13
785	NASDAQ	CENX	Tue, May 18, 1999	8.75	8.75	8.06	8.11
784	NASDAQ	CENX	Mon, May 17, 1999	8.75	8.75	8.13	8.19
783	NASDAQ	CENX	Fri, May 14, 1999	8.13	8.63	8.13	8.59
782	NASDAQ	CENX	Thu, May 13, 1999	8.50	8.75	8.50	8.63
781	NASDAQ	CENX	Wed, May 12, 1999	8.50	8.75	8.50	8.63
780	NASDAQ	CENX	Tue, May 11, 1999	9.00	9.00	8.25	8.63
779	NASDAQ	CENX	Mon, May 10, 1999	7.75	8.88	7.75	8.50
778	NASDAQ	CENX	Fri, May 7, 1999	8.03	8.19	7.75	8.13
777	NASDAQ	CENX	Thu, May 6, 1999	7.94	8.63	7.75	8.13
776	NASDAQ	CENX	Wed, May 5, 1999	7.63	7.63	7.00	7.25
775	NASDAQ	CENX	Tue, May 4, 1999	8.19	8.50	7.13	7.63
774	NASDAQ	CENX	Mon, May 3, 1999	8.19	8.44	7.88	8.44
773	NASDAQ	CENX	Fri, Apr 30, 1999	8.19	8.50	8.00	8.00
772	NASDAQ	CENX	Thu, Apr 29, 1999	7.69	8.25	7.69	8.00
771	NASDAQ	CENX	Wed, Apr 28, 1999	7.56	8.44	7.13	7.63
770	NASDAQ	CENX	Tue, Apr 27, 1999	7.09	7.56	7.09	7.56
769	NASDAQ	CENX	Mon, Apr 26, 1999	7.38	7.56	7.00	7.00
768	NASDAQ	CENX	Fri, Apr 23, 1999	7.00	7.88	7.00	7.44
767	NASDAQ	CENX	Thu, Apr 22, 1999	6.94	7.63	6.69	7.50
766	NASDAQ	CENX	Wed, Apr 21, 1999	7.56	7.56	6.38	6.75
765	NASDAQ	CENX	Tue, Apr 20, 1999	7.31	7.75	7.06	7.75
764	NASDAQ	CENX	Mon, Apr 19, 1999	6.75	8.00	6.75	7.31
763	NASDAQ	CENX	Fri, Apr 16, 1999	6.53	7.00	6.53	7.00
762	NASDAQ	CENX	Thu, Apr 15, 1999	6.25	6.75	6.00	6.75
761	NASDAQ	CENX	Wed, Apr 14, 1999	5.63	6.13	5.56	5.56
760	NASDAQ	CENX	Tue, Apr 13, 1999	5.63	5.63	5.44	5.50
759	NASDAQ	CENX	Mon, Apr 12, 1999	5.50	5.75	5.31	5.44
758	NASDAQ	CENX	Fri, Apr 9, 1999	5.75	5.88	5.44	5.50
757	NASDAQ	CENX	Thu, Apr 8, 1999	6.06	6.06	5.13	5.38
756	NASDAQ	CENX	Wed, Apr 7, 1999	6.06	6.31	6.06	6.19
755	NASDAQ	CENX	Tue, Apr 6, 1999	6.25	6.38	6.00	6.25
754	NASDAQ	CENX	Mon, Apr 5, 1999	6.00	6.00	5.75	6.00
753	NASDAQ	CENX	Thu, Apr 1, 1999	6.00	6.00	5.50	6.00
752	NASDAQ	CENX	Wed, Mar 31, 1999	7.63	7.75	5.38	5.69
751	NASDAQ	CENX	Tue, Mar 30, 1999	6.50	6.50	6.00	6.13
750	NASDAQ	CENX	Mon, Mar 29, 1999	6.50	7.00	6.00	6.31
749	NASDAQ	CENX	Fri, Mar 26, 1999	7.00	7.00	6.00	6.00
748	NASDAQ	CENX	Thu, Mar 25, 1999	7.13	8.44	6.38	6.88
747	NASDAQ	CENX	Wed, Mar 24, 1999	7.31	7.50	7.00	7.00
746	NASDAQ	CENX	Tue, Mar 23, 1999	7.38	7.38	7.00	7.06
745	NASDAQ	CENX	Mon, Mar 22, 1999	6.56	8.00	6.56	7.31
744	NASDAQ	CENX	Fri, Mar 19, 1999	6.75	7.13	6.50	7.13
743	NASDAQ	CENX	Thu, Mar 18, 1999	5.88	6.63	5.75	6.31
742	NASDAQ	CENX	Wed, Mar 17, 1999	5.63	6.00	5.56	5.88
741	NASDAQ	CENX	Tue, Mar 16, 1999	5.44	6.00	5.25	5.38
740	NASDAQ	CENX	Mon, Mar 15, 1999	6.31	6.31	5.63	6.00
739	NASDAQ	CENX	Fri, Mar 12, 1999	7.19	7.50	5.56	6.50
738	NASDAQ	CENX	Thu, Mar 11, 1999	4.25	6.00	4.19	6.00
737	NASDAQ	CENX	Wed, Mar 10, 1999	4.56	4.63	4.19	4.19
736	NASDAQ	CENX	Tue, Mar 9, 1999	4.75	4.88	4.38	4.56
735	NASDAQ	CENX	Mon, Mar 8, 1999	5.25	5.25	4.63	4.88
734	NASDAQ	CENX	Fri, Mar 5, 1999	5.25	5.25	4.75	5.00
733	NASDAQ	CENX	Thu, Mar 4, 1999	5.13	5.13	4.63	4.75
732	NASDAQ	CENX	Wed, Mar 3, 1999	5.38	5.38	4.75	4.75
731	NASDAQ	CENX	Tue, Mar 2, 1999	5.25	5.50	5.25	5.38
730	NASDAQ	CENX	Mon, Mar 1, 1999	5.50	5.63	5.25	5.31
729	NASDAQ	CENX	Fri, Feb 26, 1999	5.25	5.63	5.13	5.50
728	NASDAQ	CENX	Thu, Feb 25, 1999	5.50	5.88	5.31	5.50
727	NASDAQ	CENX	Wed, Feb 24, 1999	5.50	6.00	5.50	5.56
726	NASDAQ	CENX	Tue, Feb 23, 1999	6.06	6.13	5.50	5.63
725	NASDAQ	CENX	Mon, Feb 22, 1999	5.84	6.13	5.75	6.13
724	NASDAQ	CENX	Fri, Feb 19, 1999	6.75	6.75	5.06	6.00
723	NASDAQ	CENX	Thu, Feb 18, 1999	7.50	7.50	6.75	6.88
722	NASDAQ	CENX	Wed, Feb 17, 1999	7.00	7.50	6.75	6.88
721	NASDAQ	CENX	Tue, Feb 16, 1999	7.06	7.75	7.06	7.50
720	NASDAQ	CENX	Fri, Feb 12, 1999	8.25	8.25	7.00	7.13
719	NASDAQ	CENX	Thu, Feb 11, 1999	7.00	8.13	7.00	7.25
718	NASDAQ	CENX	Wed, Feb 10, 1999	8.75	8.75	6.31	7.63
717	NASDAQ	CENX	Tue, Feb 9, 1999	8.88	8.88	8.38	8.88
716	NASDAQ	CENX	Mon, Feb 8, 1999	8.38	8.75	8.38	8.38
715	NASDAQ	CENX	Fri, Feb 5, 1999	8.63	9.00	8.38	8.38
714	NASDAQ	CENX	Thu, Feb 4, 1999	9.25	9.25	7.81	8.38
713	NASDAQ	CENX	Wed, Feb 3, 1999	8.63	9.00	8.63	9.00
712	NASDAQ	CENX	Tue, Feb 2, 1999	8.63	9.00	8.63	8.88
711	NASDAQ	CENX	Mon, Feb 1, 1999	8.50	9.06	8.50	9.06
710	NASDAQ	CENX	Fri, Jan 29, 1999	8.72	9.06	8.38	8.38
709	NASDAQ	CENX	Thu, Jan 28, 1999	9.13	9.13	8.38	9.06
708	NASDAQ	CENX	Wed, Jan 27, 1999	8.63	9.00	8.63	9.00
707	NASDAQ	CENX	Tue, Jan 26, 1999	9.00	9.00	9.00	9.00
706	NASDAQ	CENX	Mon, Jan 25, 1999	8.38	8.56	8.38	8.50
705	NASDAQ	CENX	Fri, Jan 22, 1999	9.00	9.25	8.50	9.00
704	NASDAQ	CENX	Thu, Jan 21, 1999	9.25	9.25	8.13	9.13
703	NASDAQ	CENX	Wed, Jan 20, 1999	8.50	9.88	8.50	9.25
702	NASDAQ	CENX	Tue, Jan 19, 1999	8.44	9.13	8.38	8.50
701	NASDAQ	CENX	Fri, Jan 15, 1999	9.13	9.13	8.44	8.56
700	NASDAQ	CENX	Thu, Jan 14, 1999	7.00	8.88	6.94	8.50
699	NASDAQ	CENX	Wed, Jan 13, 1999	8.50	9.06	5.88	6.13
698	NASDAQ	CENX	Tue, Jan 12, 1999	8.88	9.13	8.75	8.94
697	NASDAQ	CENX	Mon, Jan 11, 1999	9.00	9.19	8.88	8.88
696	NASDAQ	CENX	Fri, Jan 8, 1999	8.81	9.19	8.69	8.75
695	NASDAQ	CENX	Thu, Jan 7, 1999	8.88	9.50	8.75	8.75
694	NASDAQ	CENX	Wed, Jan 6, 1999	9.38	9.50	9.13	9.13
693	NASDAQ	CENX	Tue, Jan 5, 1999	9.13	9.63	9.13	9.44
692	NASDAQ	CENX	Mon, Jan 4, 1999	9.75	9.75	9.50	9.69
691	NASDAQ	CENX	Thu, Dec 31, 1998	9.19	9.44	9.00	9.44
690	NASDAQ	CENX	Wed, Dec 30, 1998	9.13	9.38	9.13	9.31
689	NASDAQ	CENX	Tue, Dec 29, 1998	8.38	9.13	8.38	9.13
688	NASDAQ	CENX	Mon, Dec 28, 1998	9.38	9.38	8.38	8.38
687	NASDAQ	CENX	Thu, Dec 24, 1998	9.38	9.38	8.38	9.31
686	NASDAQ	CENX	Wed, Dec 23, 1998	8.50	9.13	8.38	9.00
685	NASDAQ	CENX	Tue, Dec 22, 1998	8.50	8.75	8.50	8.50
684	NASDAQ	CENX	Mon, Dec 21, 1998	8.50	8.75	8.50	8.50
683	NASDAQ	CENX	Fri, Dec 18, 1998	8.56	8.63	8.25	8.38
682	NASDAQ	CENX	Thu, Dec 17, 1998	8.63	9.00	8.44	8.50
681	NASDAQ	CENX	Wed, Dec 16, 1998	8.38	8.75	8.38	8.63
680	NASDAQ	CENX	Tue, Dec 15, 1998	8.38	8.88	8.38	8.88
679	NASDAQ	CENX	Mon, Dec 14, 1998	8.88	8.88	8.38	8.38
678	NASDAQ	CENX	Fri, Dec 11, 1998	8.88	8.88	8.38	8.75
677	NASDAQ	CENX	Thu, Dec 10, 1998	8.38	8.50	8.38	8.50
676	NASDAQ	CENX	Wed, Dec 9, 1998	8.88	8.88	8.38	8.44
675	NASDAQ	CENX	Tue, Dec 8, 1998	8.88	8.88	8.38	8.50
674	NASDAQ	CENX	Mon, Dec 7, 1998	8.25	8.63	8.25	8.63
673	NASDAQ	CENX	Fri, Dec 4, 1998	7.50	8.88	7.13	8.25
672	NASDAQ	CENX	Thu, Dec 3, 1998	8.88	8.88	7.88	7.88
671	NASDAQ	CENX	Wed, Dec 2, 1998	8.38	8.50	8.13	8.25
670	NASDAQ	CENX	Tue, Dec 1, 1998	8.59	8.69	8.53	8.53
669	NASDAQ	CENX	Mon, Nov 30, 1998	8.63	8.88	8.13	8.50
668	NASDAQ	CENX	Fri, Nov 27, 1998	8.50	8.63	8.50	8.63
667	NASDAQ	CENX	Wed, Nov 25, 1998	8.88	8.88	8.38	8.75
666	NASDAQ	CENX	Tue, Nov 24, 1998	8.50	8.88	8.38	8.88
665	NASDAQ	CENX	Mon, Nov 23, 1998	8.75	8.88	8.56	8.88
664	NASDAQ	CENX	Fri, Nov 20, 1998	8.88	8.88	8.63	8.75
663	NASDAQ	CENX	Thu, Nov 19, 1998	8.88	8.88	8.88	8.88
662	NASDAQ	CENX	Wed, Nov 18, 1998	8.63	8.63	8.63	8.63
661	NASDAQ	CENX	Tue, Nov 17, 1998	8.63	8.75	8.41	8.63
660	NASDAQ	CENX	Mon, Nov 16, 1998	9.00	9.00	8.75	8.94
659	NASDAQ	CENX	Fri, Nov 13, 1998	8.69	9.00	8.56	8.64
658	NASDAQ	CENX	Thu, Nov 12, 1998	9.38	9.38	8.63	8.63
657	NASDAQ	CENX	Wed, Nov 11, 1998	9.13	9.13	9.00	9.00
656	NASDAQ	CENX	Tue, Nov 10, 1998	9.38	9.50	9.25	9.25
655	NASDAQ	CENX	Mon, Nov 9, 1998	10.50	10.50	9.38	9.44
654	NASDAQ	CENX	Fri, Nov 6, 1998	10.08	10.25	9.91	9.91
653	NASDAQ	CENX	Thu, Nov 5, 1998	9.94	9.94	9.63	9.91
652	NASDAQ	CENX	Wed, Nov 4, 1998	10.25	10.25	9.88	9.88
651	NASDAQ	CENX	Tue, Nov 3, 1998	9.88	9.88	9.50	9.59
650	NASDAQ	CENX	Mon, Nov 2, 1998	10.19	10.19	9.63	9.75
649	NASDAQ	CENX	Fri, Oct 30, 1998	9.81	10.50	9.81	9.88
648	NASDAQ	CENX	Wed, Oct 28, 1998	9.38	9.81	9.38	9.81
647	NASDAQ	CENX	Tue, Oct 27, 1998	9.63	9.63	9.63	9.63
646	NASDAQ	CENX	Mon, Oct 26, 1998	10.50	10.50	9.25	10.22
645	NASDAQ	CENX	Fri, Oct 23, 1998	9.75	10.50	9.75	10.50
644	NASDAQ	CENX	Thu, Oct 22, 1998	10.13	10.50	10.13	10.38
643	NASDAQ	CENX	Wed, Oct 21, 1998	9.94	10.19	9.88	10.00
642	NASDAQ	CENX	Tue, Oct 20, 1998	10.75	10.75	9.88	9.88
641	NASDAQ	CENX	Mon, Oct 19, 1998	8.63	10.13	8.63	10.00
640	NASDAQ	CENX	Fri, Oct 16, 1998	9.00	9.00	9.00	9.00
639	NASDAQ	CENX	Thu, Oct 15, 1998	8.75	9.00	8.75	9.00
638	NASDAQ	CENX	Wed, Oct 14, 1998	8.38	8.75	8.25	8.38
637	NASDAQ	CENX	Tue, Oct 13, 1998	8.88	9.00	8.00	8.00
636	NASDAQ	CENX	Mon, Oct 12, 1998	9.00	9.00	8.25	8.25
635	NASDAQ	CENX	Fri, Oct 9, 1998	7.25	8.38	6.00	8.38
634	NASDAQ	CENX	Thu, Oct 8, 1998	9.88	10.56	5.75	6.13
633	NASDAQ	CENX	Wed, Oct 7, 1998	9.50	9.50	9.50	9.50
632	NASDAQ	CENX	Tue, Oct 6, 1998	10.25	10.88	9.44	10.50
631	NASDAQ	CENX	Mon, Oct 5, 1998	11.00	11.00	10.25	10.25
630	NASDAQ	CENX	Fri, Oct 2, 1998	10.25	11.00	10.25	10.69
629	NASDAQ	CENX	Thu, Oct 1, 1998	10.63	10.63	10.25	10.50
628	NASDAQ	CENX	Wed, Sep 30, 1998	10.75	10.75	10.75	10.75
627	NASDAQ	CENX	Tue, Sep 29, 1998	10.25	10.50	10.25	10.50
626	NASDAQ	CENX	Mon, Sep 28, 1998	10.25	11.00	10.25	10.25
625	NASDAQ	CENX	Fri, Sep 25, 1998	10.63	10.88	10.63	10.75
624	NASDAQ	CENX	Thu, Sep 24, 1998	10.50	10.69	10.31	10.31
623	NASDAQ	CENX	Wed, Sep 23, 1998	10.50	11.00	10.50	10.63
622	NASDAQ	CENX	Tue, Sep 22, 1998	11.00	11.00	10.63	11.00
621	NASDAQ	CENX	Mon, Sep 21, 1998	10.50	11.13	10.50	10.63
620	NASDAQ	CENX	Fri, Sep 18, 1998	11.50	11.50	10.69	10.72
619	NASDAQ	CENX	Thu, Sep 17, 1998	10.75	11.50	10.75	11.50
618	NASDAQ	CENX	Wed, Sep 16, 1998	11.06	11.06	10.50	10.50
617	NASDAQ	CENX	Tue, Sep 15, 1998	10.25	11.75	10.25	11.00
616	NASDAQ	CENX	Mon, Sep 14, 1998	11.19	11.50	10.25	11.50
615	NASDAQ	CENX	Fri, Sep 11, 1998	10.75	11.38	10.50	11.38
614	NASDAQ	CENX	Thu, Sep 10, 1998	10.00	10.88	10.00	10.75
613	NASDAQ	CENX	Wed, Sep 9, 1998	11.94	11.94	10.06	10.88
612	NASDAQ	CENX	Tue, Sep 8, 1998	11.88	11.88	11.50	11.50
611	NASDAQ	CENX	Fri, Sep 4, 1998	11.63	11.63	11.00	11.63
610	NASDAQ	CENX	Thu, Sep 3, 1998	11.63	11.63	10.81	10.81
609	NASDAQ	CENX	Wed, Sep 2, 1998	10.38	11.50	10.00	10.00
608	NASDAQ	CENX	Tue, Sep 1, 1998	11.50	11.50	10.00	10.38
607	NASDAQ	CENX	Mon, Aug 31, 1998	11.00	11.63	10.00	10.00
606	NASDAQ	CENX	Fri, Aug 28, 1998	8.13	12.88	8.13	11.63
605	NASDAQ	CENX	Thu, Aug 27, 1998	9.75	9.75	7.25	8.50
604	NASDAQ	CENX	Wed, Aug 26, 1998	10.50	10.56	9.88	9.88
603	NASDAQ	CENX	Tue, Aug 25, 1998	11.44	11.44	11.25	11.25
602	NASDAQ	CENX	Mon, Aug 24, 1998	11.50	11.50	11.38	11.38
601	NASDAQ	CENX	Fri, Aug 21, 1998	13.25	13.25	11.38	11.38
600	NASDAQ	CENX	Thu, Aug 20, 1998	12.13	12.13	11.75	11.75
599	NASDAQ	CENX	Wed, Aug 19, 1998	12.50	12.50	11.50	12.13
598	NASDAQ	CENX	Tue, Aug 18, 1998	12.13	12.13	11.50	11.50
597	NASDAQ	CENX	Mon, Aug 17, 1998	12.13	12.13	11.88	11.88
596	NASDAQ	CENX	Fri, Aug 14, 1998	11.88	11.88	11.88	11.88
595	NASDAQ	CENX	Thu, Aug 13, 1998	12.88	13.13	12.13	12.19
594	NASDAQ	CENX	Wed, Aug 12, 1998	12.50	13.00	12.50	13.00
593	NASDAQ	CENX	Tue, Aug 11, 1998	13.00	13.50	12.75	12.81
592	NASDAQ	CENX	Mon, Aug 10, 1998	12.88	14.00	12.50	13.38
591	NASDAQ	CENX	Fri, Aug 7, 1998	12.50	13.50	12.25	13.25
590	NASDAQ	CENX	Thu, Aug 6, 1998	12.50	12.75	12.00	12.75
589	NASDAQ	CENX	Wed, Aug 5, 1998	11.75	11.88	11.50	11.88
588	NASDAQ	CENX	Tue, Aug 4, 1998	12.25	12.25	11.25	11.25
587	NASDAQ	CENX	Mon, Aug 3, 1998	12.00	12.25	11.50	11.56
586	NASDAQ	CENX	Fri, Jul 31, 1998	13.63	13.88	12.00	12.00
585	NASDAQ	CENX	Thu, Jul 30, 1998	14.06	14.50	14.06	14.50
584	NASDAQ	CENX	Wed, Jul 29, 1998	13.94	14.00	13.63	13.63
583	NASDAQ	CENX	Tue, Jul 28, 1998	13.78	13.78	13.78	13.78
582	NASDAQ	CENX	Mon, Jul 27, 1998	13.88	14.00	13.63	13.75
581	NASDAQ	CENX	Fri, Jul 24, 1998	13.50	14.50	13.25	14.50
580	NASDAQ	CENX	Thu, Jul 23, 1998	13.75	13.75	13.38	13.38
579	NASDAQ	CENX	Wed, Jul 22, 1998	14.00	14.25	13.75	13.81
578	NASDAQ	CENX	Tue, Jul 21, 1998	13.75	14.81	13.75	14.06
577	NASDAQ	CENX	Mon, Jul 20, 1998	12.75	13.56	12.75	13.50
576	NASDAQ	CENX	Fri, Jul 17, 1998	13.50	13.50	12.63	13.50
575	NASDAQ	CENX	Thu, Jul 16, 1998	13.38	13.50	13.00	13.50
574	NASDAQ	CENX	Wed, Jul 15, 1998	12.63	13.38	12.63	13.13
573	NASDAQ	CENX	Tue, Jul 14, 1998	12.63	12.88	12.63	12.88
572	NASDAQ	CENX	Mon, Jul 13, 1998	13.25	13.25	13.25	13.25
571	NASDAQ	CENX	Fri, Jul 10, 1998	12.75	13.25	12.50	12.88
570	NASDAQ	CENX	Thu, Jul 9, 1998	14.50	14.50	12.00	12.00
569	NASDAQ	CENX	Wed, Jul 8, 1998	14.88	14.88	14.78	14.81
568	NASDAQ	CENX	Tue, Jul 7, 1998	14.88	14.94	14.75	14.75
567	NASDAQ	CENX	Mon, Jul 6, 1998	14.81	15.13	14.75	15.00
566	NASDAQ	CENX	Thu, Jul 2, 1998	14.75	14.75	14.75	14.75
565	NASDAQ	CENX	Wed, Jul 1, 1998	14.81	14.81	14.75	14.75
564	NASDAQ	CENX	Tue, Jun 30, 1998	14.75	15.00	14.75	14.75
563	NASDAQ	CENX	Mon, Jun 29, 1998	15.00	15.00	14.75	15.00
562	NASDAQ	CENX	Fri, Jun 26, 1998	15.63	15.63	14.75	14.75
561	NASDAQ	CENX	Thu, Jun 25, 1998	15.47	15.47	15.06	15.25
560	NASDAQ	CENX	Wed, Jun 24, 1998	14.88	15.50	14.88	15.00
559	NASDAQ	CENX	Tue, Jun 23, 1998	15.56	15.56	15.13	15.13
558	NASDAQ	CENX	Mon, Jun 22, 1998	15.50	15.63	15.50	15.63
557	NASDAQ	CENX	Fri, Jun 19, 1998	15.00	15.50	14.94	14.94
556	NASDAQ	CENX	Thu, Jun 18, 1998	14.63	15.75	14.63	15.75
555	NASDAQ	CENX	Wed, Jun 17, 1998	14.81	15.00	14.63	15.00
554	NASDAQ	CENX	Tue, Jun 16, 1998	14.81	15.50	14.81	15.16
553	NASDAQ	CENX	Mon, Jun 15, 1998	14.69	15.25	14.69	15.25
552	NASDAQ	CENX	Fri, Jun 12, 1998	15.31	15.31	14.88	15.25
551	NASDAQ	CENX	Thu, Jun 11, 1998	15.00	15.06	14.88	15.06
550	NASDAQ	CENX	Wed, Jun 10, 1998	15.75	15.75	15.75	15.75
549	NASDAQ	CENX	Tue, Jun 9, 1998	15.31	15.75	15.31	15.75
548	NASDAQ	CENX	Mon, Jun 8, 1998	15.50	15.50	15.25	15.25
547	NASDAQ	CENX	Fri, Jun 5, 1998	14.63	15.50	14.63	15.50
546	NASDAQ	CENX	Thu, Jun 4, 1998	15.00	15.00	14.63	14.63
545	NASDAQ	CENX	Tue, Jun 2, 1998	14.63	15.25	14.63	14.63
544	NASDAQ	CENX	Mon, Jun 1, 1998	14.63	15.38	14.63	15.38
543	NASDAQ	CENX	Fri, May 29, 1998	15.00	15.00	14.94	15.00
542	NASDAQ	CENX	Thu, May 28, 1998	14.88	14.88	14.88	14.88
541	NASDAQ	CENX	Wed, May 27, 1998	14.63	15.00	14.63	14.63
540	NASDAQ	CENX	Fri, May 22, 1998	15.13	15.25	14.63	15.25
539	NASDAQ	CENX	Thu, May 21, 1998	14.50	15.25	14.50	15.25
538	NASDAQ	CENX	Wed, May 20, 1998	15.38	15.38	14.38	14.38
537	NASDAQ	CENX	Tue, May 19, 1998	15.00	15.00	14.63	14.63
536	NASDAQ	CENX	Mon, May 18, 1998	14.44	14.50	14.38	14.50
535	NASDAQ	CENX	Fri, May 15, 1998	14.38	14.63	14.38	14.38
534	NASDAQ	CENX	Thu, May 14, 1998	14.75	15.00	14.69	15.00
533	NASDAQ	CENX	Wed, May 13, 1998	14.63	14.63	14.63	14.63
532	NASDAQ	CENX	Tue, May 12, 1998	14.63	14.63	14.38	14.50
531	NASDAQ	CENX	Mon, May 11, 1998	14.13	14.50	14.13	14.38
530	NASDAQ	CENX	Fri, May 8, 1998	14.75	14.75	13.88	14.00
529	NASDAQ	CENX	Thu, May 7, 1998	16.38	16.38	14.00	14.38
528	NASDAQ	CENX	Wed, May 6, 1998	16.38	16.50	15.50	16.25
527	NASDAQ	CENX	Tue, May 5, 1998	16.63	16.81	16.63	16.72
526	NASDAQ	CENX	Mon, May 4, 1998	16.50	17.00	16.50	16.50
525	NASDAQ	CENX	Fri, May 1, 1998	17.00	17.00	16.50	16.50
524	NASDAQ	CENX	Wed, Apr 29, 1998	17.38	17.38	16.38	17.13
523	NASDAQ	CENX	Tue, Apr 28, 1998	18.00	18.00	17.38	17.38
522	NASDAQ	CENX	Mon, Apr 27, 1998	17.38	18.00	17.38	18.00
521	NASDAQ	CENX	Fri, Apr 24, 1998	17.50	18.25	17.50	18.25
520	NASDAQ	CENX	Thu, Apr 23, 1998	18.25	18.25	17.25	17.25
519	NASDAQ	CENX	Wed, Apr 22, 1998	19.50	20.25	18.00	18.00
518	NASDAQ	CENX	Tue, Apr 21, 1998	18.50	20.75	18.50	19.50
517	NASDAQ	CENX	Mon, Apr 20, 1998	15.38	18.38	15.38	18.00
516	NASDAQ	CENX	Fri, Apr 17, 1998	15.00	15.13	15.00	15.13
515	NASDAQ	CENX	Thu, Apr 16, 1998	15.03	15.25	14.63	14.63
514	NASDAQ	CENX	Wed, Apr 15, 1998	15.00	15.25	14.94	15.25
513	NASDAQ	CENX	Tue, Apr 14, 1998	15.25	15.25	15.19	15.25
512	NASDAQ	CENX	Mon, Apr 13, 1998	14.63	14.63	14.56	14.56
511	NASDAQ	CENX	Thu, Apr 9, 1998	15.25	15.25	14.50	14.50
510	NASDAQ	CENX	Wed, Apr 8, 1998	14.50	14.53	14.50	14.53
509	NASDAQ	CENX	Tue, Apr 7, 1998	14.50	14.81	14.50	14.50
508	NASDAQ	CENX	Mon, Apr 6, 1998	14.75	14.75	14.75	14.75
507	NASDAQ	CENX	Fri, Apr 3, 1998	15.00	15.00	14.75	14.75
506	NASDAQ	CENX	Thu, Apr 2, 1998	15.25	15.25	15.13	15.25
505	NASDAQ	CENX	Wed, Apr 1, 1998	15.38	15.38	15.00	15.00
504	NASDAQ	CENX	Tue, Mar 31, 1998	16.00	16.00	15.00	15.00
503	NASDAQ	CENX	Mon, Mar 30, 1998	15.25	15.38	15.25	15.25
502	NASDAQ	CENX	Fri, Mar 27, 1998	15.75	16.00	15.25	16.00
501	NASDAQ	CENX	Thu, Mar 26, 1998	15.13	15.75	14.81	15.75
500	NASDAQ	CENX	Wed, Mar 25, 1998	15.75	15.75	14.75	14.75
499	NASDAQ	CENX	Tue, Mar 24, 1998	15.13	15.13	15.00	15.06
498	NASDAQ	CENX	Mon, Mar 23, 1998	15.25	15.25	14.75	14.75
497	NASDAQ	CENX	Fri, Mar 20, 1998	16.63	16.63	14.50	14.50
496	NASDAQ	CENX	Thu, Mar 19, 1998	17.06	17.25	16.75	16.75
495	NASDAQ	CENX	Wed, Mar 18, 1998	17.50	17.50	16.63	16.63
494	NASDAQ	CENX	Mon, Mar 16, 1998	16.63	17.50	16.63	17.50
493	NASDAQ	CENX	Fri, Mar 13, 1998	17.00	17.50	16.63	17.25
492	NASDAQ	CENX	Thu, Mar 12, 1998	17.06	17.06	16.63	16.63
491	NASDAQ	CENX	Wed, Mar 11, 1998	17.50	17.50	16.63	17.50
490	NASDAQ	CENX	Tue, Mar 10, 1998	16.63	17.50	16.63	16.63
489	NASDAQ	CENX	Mon, Mar 9, 1998	17.50	17.50	17.50	17.50
488	NASDAQ	CENX	Fri, Mar 6, 1998	16.63	17.50	16.63	17.50
487	NASDAQ	CENX	Thu, Mar 5, 1998	16.63	16.81	16.63	16.69
486	NASDAQ	CENX	Wed, Mar 4, 1998	17.38	17.38	16.75	16.88
485	NASDAQ	CENX	Tue, Mar 3, 1998	16.63	17.00	16.63	16.88
484	NASDAQ	CENX	Mon, Mar 2, 1998	17.00	17.38	16.63	16.88
483	NASDAQ	CENX	Fri, Feb 27, 1998	17.50	17.50	16.63	16.63
482	NASDAQ	CENX	Thu, Feb 26, 1998	16.63	17.25	16.63	17.25
481	NASDAQ	CENX	Wed, Feb 25, 1998	17.50	17.50	16.63	17.13
480	NASDAQ	CENX	Tue, Feb 24, 1998	17.25	17.31	17.13	17.31
479	NASDAQ	CENX	Mon, Feb 23, 1998	17.13	17.50	17.13	17.13
478	NASDAQ	CENX	Fri, Feb 20, 1998	17.38	17.88	17.13	17.25
477	NASDAQ	CENX	Thu, Feb 19, 1998	17.38	17.38	17.38	17.38
476	NASDAQ	CENX	Wed, Feb 18, 1998	18.03	18.44	17.38	17.38
475	NASDAQ	CENX	Tue, Feb 17, 1998	18.00	18.44	17.63	17.63
474	NASDAQ	CENX	Fri, Feb 13, 1998	17.75	18.00	17.50	18.00
473	NASDAQ	CENX	Thu, Feb 12, 1998	17.50	18.00	17.50	18.00
472	NASDAQ	CENX	Wed, Feb 11, 1998	16.50	17.50	16.50	17.25
471	NASDAQ	CENX	Tue, Feb 10, 1998	16.38	16.88	16.25	16.88
470	NASDAQ	CENX	Mon, Feb 9, 1998	16.13	16.50	15.75	16.50
469	NASDAQ	CENX	Fri, Feb 6, 1998	15.75	16.38	15.75	16.13
468	NASDAQ	CENX	Thu, Feb 5, 1998	16.00	16.31	15.88	16.00
467	NASDAQ	CENX	Wed, Feb 4, 1998	15.50	16.00	15.50	16.00
466	NASDAQ	CENX	Tue, Feb 3, 1998	15.50	16.00	15.38	16.00
465	NASDAQ	CENX	Mon, Feb 2, 1998	13.50	16.00	13.50	16.00
464	NASDAQ	CENX	Fri, Jan 30, 1998	12.88	14.13	12.88	14.13
463	NASDAQ	CENX	Thu, Jan 29, 1998	12.56	13.25	12.50	13.25
462	NASDAQ	CENX	Wed, Jan 28, 1998	12.75	13.50	12.38	12.56
461	NASDAQ	CENX	Tue, Jan 27, 1998	13.94	13.94	12.25	12.25
460	NASDAQ	CENX	Mon, Jan 26, 1998	13.50	14.00	13.50	14.00
459	NASDAQ	CENX	Fri, Jan 23, 1998	13.75	13.75	13.75	13.75
458	NASDAQ	CENX	Thu, Jan 22, 1998	14.25	14.25	14.19	14.25
457	NASDAQ	CENX	Wed, Jan 21, 1998	14.31	14.63	13.75	14.50
456	NASDAQ	CENX	Tue, Jan 20, 1998	12.50	14.50	12.50	14.50
455	NASDAQ	CENX	Fri, Jan 16, 1998	13.00	13.00	12.38	12.75
454	NASDAQ	CENX	Thu, Jan 15, 1998	13.00	13.00	12.00	12.50
453	NASDAQ	CENX	Wed, Jan 14, 1998	12.88	12.88	12.25	12.25
452	NASDAQ	CENX	Tue, Jan 13, 1998	12.44	13.50	12.34	13.13
451	NASDAQ	CENX	Mon, Jan 12, 1998	13.00	13.00	12.25	12.38
450	NASDAQ	CENX	Fri, Jan 9, 1998	12.25	12.38	12.25	12.31
449	NASDAQ	CENX	Thu, Jan 8, 1998	12.75	12.75	12.25	12.63
448	NASDAQ	CENX	Wed, Jan 7, 1998	13.00	13.00	12.75	13.00
447	NASDAQ	CENX	Tue, Jan 6, 1998	13.00	13.50	12.75	13.00
446	NASDAQ	CENX	Mon, Jan 5, 1998	13.00	13.00	13.00	13.00
445	NASDAQ	CENX	Fri, Jan 2, 1998	13.75	13.75	13.38	13.75
444	NASDAQ	CENX	Wed, Dec 31, 1997	12.75	13.56	12.75	13.50
443	NASDAQ	CENX	Tue, Dec 30, 1997	13.06	13.25	12.88	13.25
442	NASDAQ	CENX	Mon, Dec 29, 1997	13.75	13.75	13.00	13.00
441	NASDAQ	CENX	Fri, Dec 26, 1997	13.00	13.75	13.00	13.13
440	NASDAQ	CENX	Wed, Dec 24, 1997	13.13	13.13	13.13	13.13
439	NASDAQ	CENX	Tue, Dec 23, 1997	13.63	13.63	13.00	13.25
438	NASDAQ	CENX	Mon, Dec 22, 1997	13.50	13.75	13.13	13.50
437	NASDAQ	CENX	Fri, Dec 19, 1997	13.50	13.63	13.50	13.56
436	NASDAQ	CENX	Thu, Dec 18, 1997	13.88	14.00	13.50	13.50
435	NASDAQ	CENX	Wed, Dec 17, 1997	14.00	14.13	13.88	13.94
434	NASDAQ	CENX	Tue, Dec 16, 1997	13.88	14.38	13.63	13.75
433	NASDAQ	CENX	Mon, Dec 15, 1997	15.13	15.13	14.75	14.75
432	NASDAQ	CENX	Fri, Dec 12, 1997	14.38	14.50	14.38	14.50
431	NASDAQ	CENX	Thu, Dec 11, 1997	14.50	14.69	14.38	14.69
430	NASDAQ	CENX	Wed, Dec 10, 1997	14.50	15.13	14.50	14.88
429	NASDAQ	CENX	Tue, Dec 9, 1997	15.13	15.13	14.50	14.50
428	NASDAQ	CENX	Mon, Dec 8, 1997	14.94	15.13	14.50	14.50
427	NASDAQ	CENX	Fri, Dec 5, 1997	14.88	15.00	14.63	14.91
426	NASDAQ	CENX	Thu, Dec 4, 1997	14.50	15.13	14.50	14.75
425	NASDAQ	CENX	Wed, Dec 3, 1997	15.13	15.13	14.50	15.13
424	NASDAQ	CENX	Tue, Dec 2, 1997	15.00	15.00	14.50	15.00
423	NASDAQ	CENX	Mon, Dec 1, 1997	15.09	15.13	15.09	15.13
422	NASDAQ	CENX	Fri, Nov 28, 1997	15.25	15.25	14.63	14.63
421	NASDAQ	CENX	Wed, Nov 26, 1997	15.13	15.25	14.75	15.25
420	NASDAQ	CENX	Tue, Nov 25, 1997	15.00	15.00	15.00	15.00
419	NASDAQ	CENX	Mon, Nov 24, 1997	15.25	15.25	15.00	15.13
418	NASDAQ	CENX	Fri, Nov 21, 1997	15.00	15.25	15.00	15.00
417	NASDAQ	CENX	Thu, Nov 20, 1997	15.00	15.25	15.00	15.25
416	NASDAQ	CENX	Wed, Nov 19, 1997	14.63	15.00	14.63	15.00
415	NASDAQ	CENX	Tue, Nov 18, 1997	14.63	14.94	14.63	14.63
414	NASDAQ	CENX	Mon, Nov 17, 1997	14.75	14.75	14.63	14.63
413	NASDAQ	CENX	Fri, Nov 14, 1997	15.25	15.25	14.94	14.94
412	NASDAQ	CENX	Thu, Nov 13, 1997	14.63	15.25	14.63	14.94
411	NASDAQ	CENX	Wed, Nov 12, 1997	14.75	14.75	14.75	14.75
410	NASDAQ	CENX	Tue, Nov 11, 1997	15.25	15.25	14.88	15.13
409	NASDAQ	CENX	Mon, Nov 10, 1997	15.00	15.06	14.88	14.88
408	NASDAQ	CENX	Fri, Nov 7, 1997	14.88	15.13	14.50	15.00
407	NASDAQ	CENX	Thu, Nov 6, 1997	16.00	16.00	15.50	15.50
406	NASDAQ	CENX	Wed, Nov 5, 1997	16.50	16.50	16.00	16.00
405	NASDAQ	CENX	Tue, Nov 4, 1997	17.63	17.63	16.50	17.00
404	NASDAQ	CENX	Mon, Nov 3, 1997	15.88	17.50	15.88	17.50
403	NASDAQ	CENX	Fri, Oct 31, 1997	15.25	15.75	15.25	15.75
402	NASDAQ	CENX	Thu, Oct 30, 1997	15.25	15.75	15.25	15.75
401	NASDAQ	CENX	Wed, Oct 29, 1997	15.25	15.50	15.13	15.25
400	NASDAQ	CENX	Tue, Oct 28, 1997	14.97	15.25	14.88	15.25
399	NASDAQ	CENX	Mon, Oct 27, 1997	15.50	15.50	15.00	15.25
398	NASDAQ	CENX	Fri, Oct 24, 1997	15.88	16.13	15.88	16.13
397	NASDAQ	CENX	Thu, Oct 23, 1997	15.25	16.00	15.19	16.00
396	NASDAQ	CENX	Wed, Oct 22, 1997	16.00	16.13	15.50	15.81
395	NASDAQ	CENX	Tue, Oct 21, 1997	16.00	16.38	16.00	16.25
394	NASDAQ	CENX	Mon, Oct 20, 1997	15.75	15.75	15.50	15.50
393	NASDAQ	CENX	Fri, Oct 17, 1997	15.50	16.00	15.25	15.63
392	NASDAQ	CENX	Thu, Oct 16, 1997	15.50	16.00	15.50	15.75
391	NASDAQ	CENX	Wed, Oct 15, 1997	16.00	16.00	15.38	15.50
390	NASDAQ	CENX	Tue, Oct 14, 1997	16.50	16.50	15.63	15.63
389	NASDAQ	CENX	Mon, Oct 13, 1997	16.00	16.50	16.00	16.50
388	NASDAQ	CENX	Fri, Oct 10, 1997	16.38	16.38	16.00	16.25
387	NASDAQ	CENX	Thu, Oct 9, 1997	16.00	16.50	15.75	16.38
386	NASDAQ	CENX	Wed, Oct 8, 1997	17.00	17.19	16.25	16.38
385	NASDAQ	CENX	Tue, Oct 7, 1997	17.00	17.25	17.00	17.13
384	NASDAQ	CENX	Mon, Oct 6, 1997	17.50	18.50	17.00	17.38
383	NASDAQ	CENX	Fri, Oct 3, 1997	17.00	17.38	17.00	17.13
382	NASDAQ	CENX	Thu, Oct 2, 1997	17.00	17.38	17.00	17.00
381	NASDAQ	CENX	Wed, Oct 1, 1997	17.00	17.75	17.00	17.00
380	NASDAQ	CENX	Tue, Sep 30, 1997	15.13	17.63	15.00	17.63
379	NASDAQ	CENX	Mon, Sep 29, 1997	14.63	15.13	14.50	15.13
378	NASDAQ	CENX	Fri, Sep 26, 1997	14.75	14.75	14.50	14.63
377	NASDAQ	CENX	Thu, Sep 25, 1997	14.88	14.88	14.50	14.88
376	NASDAQ	CENX	Wed, Sep 24, 1997	14.75	14.75	14.38	14.50
375	NASDAQ	CENX	Tue, Sep 23, 1997	15.25	15.25	14.25	14.75
374	NASDAQ	CENX	Mon, Sep 22, 1997	15.50	15.75	15.25	15.38
373	NASDAQ	CENX	Fri, Sep 19, 1997	16.50	16.63	14.75	15.50
372	NASDAQ	CENX	Thu, Sep 18, 1997	16.50	16.88	16.50	16.88
371	NASDAQ	CENX	Wed, Sep 17, 1997	16.56	16.88	16.50	16.56
370	NASDAQ	CENX	Tue, Sep 16, 1997	16.41	16.75	16.38	16.75
369	NASDAQ	CENX	Mon, Sep 15, 1997	16.50	16.50	16.25	16.50
368	NASDAQ	CENX	Fri, Sep 12, 1997	16.25	16.50	16.13	16.38
367	NASDAQ	CENX	Thu, Sep 11, 1997	16.50	16.50	16.00	16.13
366	NASDAQ	CENX	Wed, Sep 10, 1997	16.50	16.75	16.50	16.75
365	NASDAQ	CENX	Tue, Sep 9, 1997	16.50	16.75	16.50	16.50
364	NASDAQ	CENX	Mon, Sep 8, 1997	16.25	16.50	16.13	16.38
363	NASDAQ	CENX	Fri, Sep 5, 1997	16.25	16.50	16.13	16.50
362	NASDAQ	CENX	Thu, Sep 4, 1997	16.50	16.50	16.25	16.50
361	NASDAQ	CENX	Wed, Sep 3, 1997	16.50	16.50	16.13	16.25
360	NASDAQ	CENX	Tue, Sep 2, 1997	16.13	16.50	16.13	16.50
359	NASDAQ	CENX	Fri, Aug 29, 1997	16.63	16.63	16.38	16.50
358	NASDAQ	CENX	Thu, Aug 28, 1997	16.38	16.63	16.25	16.38
357	NASDAQ	CENX	Wed, Aug 27, 1997	16.31	16.63	16.31	16.38
356	NASDAQ	CENX	Tue, Aug 26, 1997	16.63	16.63	16.31	16.31
355	NASDAQ	CENX	Mon, Aug 25, 1997	17.94	17.94	17.38	17.38
354	NASDAQ	CENX	Fri, Aug 22, 1997	17.88	18.00	17.88	18.00
353	NASDAQ	CENX	Thu, Aug 21, 1997	17.88	17.88	17.50	17.63
352	NASDAQ	CENX	Wed, Aug 20, 1997	17.63	17.63	17.25	17.50
351	NASDAQ	CENX	Tue, Aug 19, 1997	17.25	17.25	17.25	17.25
350	NASDAQ	CENX	Mon, Aug 18, 1997	17.25	17.25	17.13	17.13
349	NASDAQ	CENX	Fri, Aug 15, 1997	16.88	17.25	16.88	17.13
348	NASDAQ	CENX	Thu, Aug 14, 1997	16.88	17.25	16.88	16.88
347	NASDAQ	CENX	Wed, Aug 13, 1997	17.00	17.25	16.88	17.25
346	NASDAQ	CENX	Tue, Aug 12, 1997	17.13	17.50	17.00	17.50
345	NASDAQ	CENX	Mon, Aug 11, 1997	17.25	17.75	17.13	17.13
344	NASDAQ	CENX	Fri, Aug 8, 1997	18.00	18.00	17.25	17.75
343	NASDAQ	CENX	Thu, Aug 7, 1997	16.25	18.00	16.13	18.00
342	NASDAQ	CENX	Wed, Aug 6, 1997	16.25	16.38	16.13	16.25
341	NASDAQ	CENX	Tue, Aug 5, 1997	16.13	16.38	16.13	16.38
340	NASDAQ	CENX	Mon, Aug 4, 1997	16.13	16.25	16.13	16.25
339	NASDAQ	CENX	Fri, Aug 1, 1997	16.00	16.25	16.00	16.13
338	NASDAQ	CENX	Thu, Jul 31, 1997	16.38	16.63	16.00	16.00
337	NASDAQ	CENX	Wed, Jul 30, 1997	15.50	16.13	15.50	16.00
336	NASDAQ	CENX	Tue, Jul 29, 1997	15.63	16.00	15.38	15.50
335	NASDAQ	CENX	Mon, Jul 28, 1997	16.00	16.00	15.75	15.88
334	NASDAQ	CENX	Fri, Jul 25, 1997	16.13	16.13	15.63	15.75
333	NASDAQ	CENX	Thu, Jul 24, 1997	16.25	16.38	15.75	16.00
332	NASDAQ	CENX	Wed, Jul 23, 1997	15.88	15.88	15.75	15.75
331	NASDAQ	CENX	Tue, Jul 22, 1997	15.75	16.00	15.63	15.75
330	NASDAQ	CENX	Mon, Jul 21, 1997	15.88	15.88	15.25	15.88
329	NASDAQ	CENX	Fri, Jul 18, 1997	15.88	16.00	15.50	15.88
328	NASDAQ	CENX	Thu, Jul 17, 1997	15.38	15.75	15.38	15.63
327	NASDAQ	CENX	Wed, Jul 16, 1997	15.63	15.63	15.25	15.50
326	NASDAQ	CENX	Tue, Jul 15, 1997	15.63	15.63	15.38	15.38
325	NASDAQ	CENX	Mon, Jul 14, 1997	15.38	15.75	15.25	15.63
324	NASDAQ	CENX	Fri, Jul 11, 1997	15.25	15.63	15.25	15.25
323	NASDAQ	CENX	Thu, Jul 10, 1997	15.50	15.50	15.38	15.50
322	NASDAQ	CENX	Wed, Jul 9, 1997	15.25	15.50	15.25	15.50
321	NASDAQ	CENX	Tue, Jul 8, 1997	15.13	15.50	15.13	15.25
320	NASDAQ	CENX	Mon, Jul 7, 1997	15.25	15.38	15.00	15.13
319	NASDAQ	CENX	Thu, Jul 3, 1997	15.25	15.38	15.13	15.38
318	NASDAQ	CENX	Wed, Jul 2, 1997	14.88	15.38	14.88	15.00
317	NASDAQ	CENX	Tue, Jul 1, 1997	14.88	15.13	14.50	15.00
316	NASDAQ	CENX	Mon, Jun 30, 1997	14.50	14.63	14.00	14.63
315	NASDAQ	CENX	Fri, Jun 27, 1997	14.19	14.50	14.19	14.50
314	NASDAQ	CENX	Thu, Jun 26, 1997	14.75	14.88	13.88	14.00
313	NASDAQ	CENX	Wed, Jun 25, 1997	14.50	14.88	14.25	14.25
312	NASDAQ	CENX	Tue, Jun 24, 1997	15.13	15.13	14.25	14.50
311	NASDAQ	CENX	Mon, Jun 23, 1997	15.00	15.50	14.75	14.75
310	NASDAQ	CENX	Fri, Jun 20, 1997	16.13	16.56	15.00	15.00
309	NASDAQ	CENX	Thu, Jun 19, 1997	16.25	16.50	16.13	16.50
308	NASDAQ	CENX	Wed, Jun 18, 1997	16.13	16.50	16.13	16.25
307	NASDAQ	CENX	Tue, Jun 17, 1997	16.50	16.50	16.25	16.25
306	NASDAQ	CENX	Mon, Jun 16, 1997	16.25	16.50	16.25	16.50
305	NASDAQ	CENX	Fri, Jun 13, 1997	16.63	16.63	16.38	16.50
304	NASDAQ	CENX	Thu, Jun 12, 1997	16.13	16.13	16.13	16.13
303	NASDAQ	CENX	Wed, Jun 11, 1997	16.13	16.38	16.13	16.38
302	NASDAQ	CENX	Tue, Jun 10, 1997	17.13	17.13	16.00	16.13
301	NASDAQ	CENX	Mon, Jun 9, 1997	17.25	17.75	16.75	16.75
300	NASDAQ	CENX	Fri, Jun 6, 1997	17.25	17.50	17.25	17.38
299	NASDAQ	CENX	Thu, Jun 5, 1997	17.75	17.75	17.50	17.75
298	NASDAQ	CENX	Wed, Jun 4, 1997	17.75	17.75	17.25	17.50
297	NASDAQ	CENX	Tue, Jun 3, 1997	17.50	17.50	17.25	17.25
296	NASDAQ	CENX	Mon, Jun 2, 1997	17.63	17.75	17.25	17.75
295	NASDAQ	CENX	Fri, May 30, 1997	17.88	17.88	17.63	17.88
294	NASDAQ	CENX	Thu, May 29, 1997	18.00	18.00	17.75	18.00
293	NASDAQ	CENX	Wed, May 28, 1997	17.88	18.00	17.75	17.88
292	NASDAQ	CENX	Tue, May 27, 1997	17.00	17.50	17.00	17.50
291	NASDAQ	CENX	Fri, May 23, 1997	16.75	17.00	16.75	16.88
290	NASDAQ	CENX	Thu, May 22, 1997	16.88	17.00	16.88	17.00
289	NASDAQ	CENX	Wed, May 21, 1997	17.00	17.00	17.00	17.00
288	NASDAQ	CENX	Tue, May 20, 1997	16.75	17.00	16.63	17.00
287	NASDAQ	CENX	Mon, May 19, 1997	16.75	17.00	16.63	16.88
286	NASDAQ	CENX	Fri, May 16, 1997	16.63	16.75	16.50	16.75
285	NASDAQ	CENX	Thu, May 15, 1997	16.88	16.88	16.63	16.63
284	NASDAQ	CENX	Wed, May 14, 1997	16.38	17.00	16.38	16.75
283	NASDAQ	CENX	Tue, May 13, 1997	16.50	16.75	16.38	16.50
282	NASDAQ	CENX	Mon, May 12, 1997	16.38	16.75	16.38	16.50
281	NASDAQ	CENX	Fri, May 9, 1997	17.00	17.00	16.50	16.75
280	NASDAQ	CENX	Thu, May 8, 1997	16.75	17.00	16.75	17.00
279	NASDAQ	CENX	Wed, May 7, 1997	17.00	17.00	17.00	17.00
278	NASDAQ	CENX	Tue, May 6, 1997	17.00	17.25	16.75	17.00
277	NASDAQ	CENX	Mon, May 5, 1997	16.63	16.88	16.63	16.81
276	NASDAQ	CENX	Fri, May 2, 1997	16.69	16.75	16.63	16.75
275	NASDAQ	CENX	Thu, May 1, 1997	16.50	17.13	16.50	16.50
274	NASDAQ	CENX	Wed, Apr 30, 1997	16.38	16.75	16.25	16.50
273	NASDAQ	CENX	Tue, Apr 29, 1997	16.50	16.50	16.25	16.25
272	NASDAQ	CENX	Mon, Apr 28, 1997	16.00	16.38	16.00	16.13
271	NASDAQ	CENX	Fri, Apr 25, 1997	16.50	16.50	16.00	16.00
270	NASDAQ	CENX	Thu, Apr 24, 1997	16.00	16.50	16.00	16.50
269	NASDAQ	CENX	Wed, Apr 23, 1997	16.50	16.50	16.00	16.00
268	NASDAQ	CENX	Tue, Apr 22, 1997	16.13	16.50	16.00	16.13
267	NASDAQ	CENX	Mon, Apr 21, 1997	16.63	16.63	16.13	16.25
266	NASDAQ	CENX	Fri, Apr 18, 1997	16.31	16.50	16.25	16.31
265	NASDAQ	CENX	Thu, Apr 17, 1997	16.63	16.63	16.25	16.38
264	NASDAQ	CENX	Wed, Apr 16, 1997	16.63	16.75	16.63	16.75
263	NASDAQ	CENX	Tue, Apr 15, 1997	16.88	16.88	16.00	16.63
262	NASDAQ	CENX	Mon, Apr 14, 1997	16.88	16.88	16.50	16.50
261	NASDAQ	CENX	Fri, Apr 11, 1997	16.75	16.75	16.50	16.50
260	NASDAQ	CENX	Thu, Apr 10, 1997	16.88	16.88	16.50	16.88
259	NASDAQ	CENX	Wed, Apr 9, 1997	16.75	16.88	16.50	16.63
258	NASDAQ	CENX	Tue, Apr 8, 1997	16.75	17.13	16.75	17.13
257	NASDAQ	CENX	Mon, Apr 7, 1997	17.25	17.38	17.00	17.00
256	NASDAQ	CENX	Fri, Apr 4, 1997	17.38	17.38	17.25	17.38
255	NASDAQ	CENX	Thu, Apr 3, 1997	17.38	17.38	17.38	17.38
254	NASDAQ	CENX	Wed, Apr 2, 1997	17.13	17.63	17.00	17.38
253	NASDAQ	CENX	Tue, Apr 1, 1997	16.88	17.13	16.75	17.13
252	NASDAQ	CENX	Mon, Mar 31, 1997	16.75	16.88	16.75	16.88
251	NASDAQ	CENX	Thu, Mar 27, 1997	16.75	16.75	16.63	16.75
250	NASDAQ	CENX	Wed, Mar 26, 1997	17.38	17.38	17.38	17.38
249	NASDAQ	CENX	Tue, Mar 25, 1997	16.88	17.38	16.88	17.38
248	NASDAQ	CENX	Mon, Mar 24, 1997	16.75	16.75	16.75	16.75
247	NASDAQ	CENX	Fri, Mar 21, 1997	16.88	17.00	16.63	16.75
246	NASDAQ	CENX	Thu, Mar 20, 1997	18.00	18.00	17.25	17.38
245	NASDAQ	CENX	Wed, Mar 19, 1997	18.50	18.50	18.50	18.50
244	NASDAQ	CENX	Tue, Mar 18, 1997	18.75	18.75	18.13	18.50
243	NASDAQ	CENX	Mon, Mar 17, 1997	18.50	18.63	18.50	18.50
242	NASDAQ	CENX	Fri, Mar 14, 1997	18.75	19.00	18.50	18.50
241	NASDAQ	CENX	Thu, Mar 13, 1997	18.75	19.25	18.63	18.75
240	NASDAQ	CENX	Wed, Mar 12, 1997	18.75	19.19	18.63	18.63
239	NASDAQ	CENX	Tue, Mar 11, 1997	17.88	18.88	17.88	18.75
238	NASDAQ	CENX	Mon, Mar 10, 1997	17.38	17.88	17.00	17.75
237	NASDAQ	CENX	Fri, Mar 7, 1997	17.13	17.38	17.00	17.38
236	NASDAQ	CENX	Thu, Mar 6, 1997	17.00	17.38	17.00	17.38
235	NASDAQ	CENX	Wed, Mar 5, 1997	17.00	17.25	16.75	17.00
234	NASDAQ	CENX	Tue, Mar 4, 1997	16.88	17.38	16.88	17.25
233	NASDAQ	CENX	Mon, Mar 3, 1997	16.50	17.25	16.50	17.13
232	NASDAQ	CENX	Fri, Feb 28, 1997	17.00	17.13	16.50	16.50
231	NASDAQ	CENX	Thu, Feb 27, 1997	17.38	17.38	17.13	17.38
230	NASDAQ	CENX	Wed, Feb 26, 1997	16.88	17.63	16.88	17.25
229	NASDAQ	CENX	Tue, Feb 25, 1997	17.63	17.63	16.88	16.94
228	NASDAQ	CENX	Mon, Feb 24, 1997	17.38	17.63	17.25	17.25
227	NASDAQ	CENX	Fri, Feb 21, 1997	18.00	18.00	17.25	17.38
226	NASDAQ	CENX	Thu, Feb 20, 1997	17.69	18.31	17.69	18.00
225	NASDAQ	CENX	Wed, Feb 19, 1997	17.38	17.88	17.38	17.50
224	NASDAQ	CENX	Tue, Feb 18, 1997	17.75	17.75	17.63	17.63
223	NASDAQ	CENX	Fri, Feb 14, 1997	17.63	17.75	17.38	17.75
222	NASDAQ	CENX	Thu, Feb 13, 1997	18.25	18.25	17.38	17.38
221	NASDAQ	CENX	Wed, Feb 12, 1997	18.50	18.75	17.88	18.13
220	NASDAQ	CENX	Tue, Feb 11, 1997	18.56	18.75	18.50	18.50
219	NASDAQ	CENX	Mon, Feb 10, 1997	18.63	18.63	18.38	18.38
218	NASDAQ	CENX	Fri, Feb 7, 1997	18.06	18.50	18.00	18.25
217	NASDAQ	CENX	Thu, Feb 6, 1997	17.63	17.88	17.63	17.75
216	NASDAQ	CENX	Wed, Feb 5, 1997	18.25	18.50	17.38	17.63
215	NASDAQ	CENX	Tue, Feb 4, 1997	18.50	18.63	18.38	18.38
214	NASDAQ	CENX	Mon, Feb 3, 1997	18.75	18.88	18.50	18.50
213	NASDAQ	CENX	Fri, Jan 31, 1997	18.50	19.00	18.38	18.75
212	NASDAQ	CENX	Thu, Jan 30, 1997	18.13	18.50	18.13	18.50
211	NASDAQ	CENX	Wed, Jan 29, 1997	18.38	18.50	18.13	18.25
210	NASDAQ	CENX	Tue, Jan 28, 1997	18.00	18.38	18.00	18.00
209	NASDAQ	CENX	Mon, Jan 27, 1997	18.50	18.50	18.00	18.06
208	NASDAQ	CENX	Fri, Jan 24, 1997	18.25	18.50	18.13	18.25
207	NASDAQ	CENX	Thu, Jan 23, 1997	18.00	18.50	18.00	18.38
206	NASDAQ	CENX	Wed, Jan 22, 1997	17.88	18.13	17.88	17.88
205	NASDAQ	CENX	Tue, Jan 21, 1997	18.00	18.00	17.88	18.00
204	NASDAQ	CENX	Mon, Jan 20, 1997	18.50	18.50	18.25	18.25
203	NASDAQ	CENX	Fri, Jan 17, 1997	18.75	18.75	18.25	18.63
202	NASDAQ	CENX	Thu, Jan 16, 1997	18.75	18.94	18.75	18.75
201	NASDAQ	CENX	Wed, Jan 15, 1997	19.13	19.13	18.75	19.13
200	NASDAQ	CENX	Tue, Jan 14, 1997	19.13	19.38	18.75	19.13
199	NASDAQ	CENX	Mon, Jan 13, 1997	19.00	20.00	19.00	19.25
198	NASDAQ	CENX	Fri, Jan 10, 1997	18.38	19.13	17.88	19.13
197	NASDAQ	CENX	Thu, Jan 9, 1997	18.25	18.38	18.13	18.38
196	NASDAQ	CENX	Wed, Jan 8, 1997	18.13	18.38	18.13	18.25
195	NASDAQ	CENX	Tue, Jan 7, 1997	18.25	18.50	18.13	18.13
194	NASDAQ	CENX	Mon, Jan 6, 1997	18.00	18.75	18.00	18.38
193	NASDAQ	CENX	Fri, Jan 3, 1997	17.25	18.00	17.25	18.00
192	NASDAQ	CENX	Thu, Jan 2, 1997	17.13	17.25	16.75	17.13
191	NASDAQ	CENX	Tue, Dec 31, 1996	16.75	17.25	16.75	17.25
190	NASDAQ	CENX	Mon, Dec 30, 1996	16.75	16.75	16.50	16.63
189	NASDAQ	CENX	Fri, Dec 27, 1996	16.50	16.75	16.50	16.75
188	NASDAQ	CENX	Thu, Dec 26, 1996	16.13	16.50	16.13	16.25
187	NASDAQ	CENX	Mon, Dec 23, 1996	16.00	16.50	16.00	16.13
186	NASDAQ	CENX	Fri, Dec 20, 1996	15.88	16.25	15.75	15.88
185	NASDAQ	CENX	Thu, Dec 19, 1996	15.63	15.63	15.38	15.50
184	NASDAQ	CENX	Wed, Dec 18, 1996	16.00	16.00	15.50	15.50
183	NASDAQ	CENX	Tue, Dec 17, 1996	16.00	16.25	16.00	16.13
182	NASDAQ	CENX	Mon, Dec 16, 1996	16.00	16.25	16.00	16.00
181	NASDAQ	CENX	Fri, Dec 13, 1996	16.25	16.50	16.00	16.13
180	NASDAQ	CENX	Thu, Dec 12, 1996	16.38	16.38	16.38	16.38
179	NASDAQ	CENX	Wed, Dec 11, 1996	16.25	16.50	16.25	16.38
178	NASDAQ	CENX	Tue, Dec 10, 1996	16.38	16.75	16.25	16.50
177	NASDAQ	CENX	Mon, Dec 9, 1996	17.25	17.25	16.63	16.88
176	NASDAQ	CENX	Fri, Dec 6, 1996	16.63	17.00	16.63	16.94
175	NASDAQ	CENX	Thu, Dec 5, 1996	16.75	17.50	16.63	17.50
174	NASDAQ	CENX	Wed, Dec 4, 1996	16.38	17.00	16.00	16.75
173	NASDAQ	CENX	Tue, Dec 3, 1996	16.13	16.38	16.00	16.00
172	NASDAQ	CENX	Mon, Dec 2, 1996	15.25	16.13	15.25	16.00
171	NASDAQ	CENX	Fri, Nov 29, 1996	14.75	15.50	14.75	15.50
170	NASDAQ	CENX	Wed, Nov 27, 1996	13.50	15.13	13.50	15.13
169	NASDAQ	CENX	Tue, Nov 26, 1996	13.38	13.75	13.38	13.75
168	NASDAQ	CENX	Mon, Nov 25, 1996	14.75	14.88	13.38	13.63
167	NASDAQ	CENX	Fri, Nov 22, 1996	14.75	15.00	14.75	15.00
166	NASDAQ	CENX	Thu, Nov 21, 1996	14.75	14.75	14.75	14.75
165	NASDAQ	CENX	Wed, Nov 20, 1996	14.63	15.00	14.50	14.63
164	NASDAQ	CENX	Tue, Nov 19, 1996	14.63	14.75	14.63	14.63
163	NASDAQ	CENX	Mon, Nov 18, 1996	15.00	15.00	14.63	14.63
162	NASDAQ	CENX	Fri, Nov 15, 1996	15.00	15.00	14.75	15.00
161	NASDAQ	CENX	Thu, Nov 14, 1996	15.00	15.13	15.00	15.13
160	NASDAQ	CENX	Wed, Nov 13, 1996	15.00	15.13	15.00	15.00
159	NASDAQ	CENX	Tue, Nov 12, 1996	15.00	15.13	14.88	15.13
158	NASDAQ	CENX	Mon, Nov 11, 1996	14.63	14.63	14.63	14.63
157	NASDAQ	CENX	Fri, Nov 8, 1996	15.00	15.13	14.50	14.88
156	NASDAQ	CENX	Thu, Nov 7, 1996	14.50	15.50	14.50	15.25
155	NASDAQ	CENX	Wed, Nov 6, 1996	14.50	14.50	14.38	14.44
154	NASDAQ	CENX	Tue, Nov 5, 1996	14.25	15.00	14.25	14.44
153	NASDAQ	CENX	Mon, Nov 4, 1996	13.50	14.38	13.50	14.25
152	NASDAQ	CENX	Fri, Nov 1, 1996	13.63	13.75	13.50	13.50
151	NASDAQ	CENX	Thu, Oct 31, 1996	13.75	13.75	13.50	13.50
150	NASDAQ	CENX	Wed, Oct 30, 1996	13.38	13.63	13.38	13.63
149	NASDAQ	CENX	Tue, Oct 29, 1996	13.56	13.75	13.56	13.75
148	NASDAQ	CENX	Mon, Oct 28, 1996	13.75	13.75	13.75	13.75
147	NASDAQ	CENX	Fri, Oct 25, 1996	13.50	13.63	13.25	13.56
146	NASDAQ	CENX	Thu, Oct 24, 1996	13.00	13.50	13.00	13.38
145	NASDAQ	CENX	Wed, Oct 23, 1996	13.00	13.00	12.75	12.75
144	NASDAQ	CENX	Tue, Oct 22, 1996	12.63	12.88	12.63	12.75
143	NASDAQ	CENX	Mon, Oct 21, 1996	12.63	12.75	12.63	12.63
142	NASDAQ	CENX	Fri, Oct 18, 1996	12.63	13.00	12.63	12.81
141	NASDAQ	CENX	Thu, Oct 17, 1996	12.75	13.00	12.75	12.75
140	NASDAQ	CENX	Wed, Oct 16, 1996	12.50	12.50	12.38	12.50
139	NASDAQ	CENX	Tue, Oct 15, 1996	13.88	13.88	12.50	12.50
138	NASDAQ	CENX	Mon, Oct 14, 1996	13.88	13.88	13.50	13.50
137	NASDAQ	CENX	Fri, Oct 11, 1996	13.50	13.75	13.50	13.63
136	NASDAQ	CENX	Thu, Oct 10, 1996	13.75	13.75	13.63	13.63
135	NASDAQ	CENX	Wed, Oct 9, 1996	14.00	14.00	13.50	13.63
134	NASDAQ	CENX	Tue, Oct 8, 1996	14.38	14.50	13.88	14.00
133	NASDAQ	CENX	Mon, Oct 7, 1996	14.63	14.63	14.25	14.25
132	NASDAQ	CENX	Fri, Oct 4, 1996	15.38	15.38	14.63	14.75
131	NASDAQ	CENX	Thu, Oct 3, 1996	15.13	15.50	15.00	15.25
130	NASDAQ	CENX	Wed, Oct 2, 1996	15.00	15.63	15.00	15.13
129	NASDAQ	CENX	Tue, Oct 1, 1996	14.50	15.13	14.38	15.13
128	NASDAQ	CENX	Mon, Sep 30, 1996	15.13	15.25	14.75	14.75
127	NASDAQ	CENX	Fri, Sep 27, 1996	14.88	15.25	14.88	15.25
126	NASDAQ	CENX	Thu, Sep 26, 1996	14.75	15.19	14.75	15.00
125	NASDAQ	CENX	Wed, Sep 25, 1996	14.75	14.88	14.75	14.75
124	NASDAQ	CENX	Tue, Sep 24, 1996	15.00	15.00	14.88	14.88
123	NASDAQ	CENX	Mon, Sep 23, 1996	15.00	15.00	14.75	14.88
122	NASDAQ	CENX	Fri, Sep 20, 1996	16.00	16.00	15.00	15.25
121	NASDAQ	CENX	Thu, Sep 19, 1996	15.69	16.00	15.63	15.81
120	NASDAQ	CENX	Wed, Sep 18, 1996	15.25	16.13	15.00	15.50
119	NASDAQ	CENX	Tue, Sep 17, 1996	14.75	15.13	14.75	14.88
118	NASDAQ	CENX	Mon, Sep 16, 1996	15.19	15.25	14.63	14.75
117	NASDAQ	CENX	Fri, Sep 13, 1996	15.00	15.25	14.88	14.88
116	NASDAQ	CENX	Thu, Sep 12, 1996	14.75	15.00	14.75	14.88
115	NASDAQ	CENX	Wed, Sep 11, 1996	15.00	15.00	14.50	14.75
114	NASDAQ	CENX	Tue, Sep 10, 1996	15.50	15.50	14.75	14.75
113	NASDAQ	CENX	Mon, Sep 9, 1996	15.63	15.75	15.38	15.75
112	NASDAQ	CENX	Fri, Sep 6, 1996	15.63	15.63	15.25	15.50
111	NASDAQ	CENX	Thu, Sep 5, 1996	15.88	15.88	15.25	15.50
110	NASDAQ	CENX	Wed, Sep 4, 1996	16.25	16.25	15.88	15.88
109	NASDAQ	CENX	Tue, Sep 3, 1996	16.00	16.38	15.88	16.25
108	NASDAQ	CENX	Fri, Aug 30, 1996	15.31	16.13	15.13	16.00
107	NASDAQ	CENX	Thu, Aug 29, 1996	15.25	15.63	15.13	15.13
106	NASDAQ	CENX	Wed, Aug 28, 1996	14.75	15.63	14.75	15.63
105	NASDAQ	CENX	Tue, Aug 27, 1996	14.63	15.00	14.63	14.63
104	NASDAQ	CENX	Mon, Aug 26, 1996	15.00	15.00	14.63	15.00
103	NASDAQ	CENX	Fri, Aug 23, 1996	14.88	14.88	14.75	14.75
102	NASDAQ	CENX	Thu, Aug 22, 1996	14.38	14.75	14.38	14.50
101	NASDAQ	CENX	Wed, Aug 21, 1996	14.50	14.50	14.38	14.50
100	NASDAQ	CENX	Tue, Aug 20, 1996	14.50	14.50	14.00	14.38
99	NASDAQ	CENX	Mon, Aug 19, 1996	14.00	14.50	14.00	14.00
98	NASDAQ	CENX	Fri, Aug 16, 1996	14.00	14.13	14.00	14.00
97	NASDAQ	CENX	Thu, Aug 15, 1996	14.13	14.50	14.00	14.00
96	NASDAQ	CENX	Wed, Aug 14, 1996	14.25	14.50	14.00	14.13
95	NASDAQ	CENX	Tue, Aug 13, 1996	14.75	14.75	14.25	14.25
94	NASDAQ	CENX	Mon, Aug 12, 1996	15.13	15.13	14.63	14.75
93	NASDAQ	CENX	Fri, Aug 9, 1996	15.75	15.88	15.38	15.38
92	NASDAQ	CENX	Thu, Aug 8, 1996	15.75	15.75	15.75	15.75
91	NASDAQ	CENX	Wed, Aug 7, 1996	15.38	16.13	15.38	16.13
90	NASDAQ	CENX	Tue, Aug 6, 1996	15.63	15.63	15.38	15.38
89	NASDAQ	CENX	Mon, Aug 5, 1996	15.63	15.63	15.38	15.63
88	NASDAQ	CENX	Fri, Aug 2, 1996	15.13	15.50	15.13	15.50
87	NASDAQ	CENX	Thu, Aug 1, 1996	14.75	15.13	14.63	14.88
86	NASDAQ	CENX	Wed, Jul 31, 1996	14.25	14.63	14.25	14.63
85	NASDAQ	CENX	Tue, Jul 30, 1996	14.00	14.50	14.00	14.38
84	NASDAQ	CENX	Mon, Jul 29, 1996	14.25	14.25	13.88	14.25
83	NASDAQ	CENX	Fri, Jul 26, 1996	14.13	14.13	14.13	14.13
82	NASDAQ	CENX	Thu, Jul 25, 1996	14.00	14.00	13.88	14.00
81	NASDAQ	CENX	Wed, Jul 24, 1996	13.88	14.00	13.75	13.88
80	NASDAQ	CENX	Tue, Jul 23, 1996	14.13	14.38	13.88	14.13
79	NASDAQ	CENX	Mon, Jul 22, 1996	14.00	14.13	13.88	14.13
78	NASDAQ	CENX	Fri, Jul 19, 1996	14.88	14.88	14.00	14.25
77	NASDAQ	CENX	Thu, Jul 18, 1996	14.88	14.88	14.75	14.88
76	NASDAQ	CENX	Wed, Jul 17, 1996	14.88	14.88	14.50	14.75
75	NASDAQ	CENX	Tue, Jul 16, 1996	15.00	15.00	14.44	14.75
74	NASDAQ	CENX	Mon, Jul 15, 1996	15.00	15.00	14.88	14.88
73	NASDAQ	CENX	Fri, Jul 12, 1996	14.88	15.19	14.75	15.00
72	NASDAQ	CENX	Thu, Jul 11, 1996	15.25	15.25	14.88	15.25
71	NASDAQ	CENX	Wed, Jul 10, 1996	15.06	15.25	14.88	15.13
70	NASDAQ	CENX	Tue, Jul 9, 1996	15.13	15.50	15.00	15.13
69	NASDAQ	CENX	Mon, Jul 8, 1996	15.13	15.50	14.88	15.50
68	NASDAQ	CENX	Fri, Jul 5, 1996	15.06	15.38	14.88	14.88
67	NASDAQ	CENX	Wed, Jul 3, 1996	15.38	15.38	15.13	15.25
66	NASDAQ	CENX	Tue, Jul 2, 1996	15.75	16.00	15.00	15.38
65	NASDAQ	CENX	Mon, Jul 1, 1996	15.88	16.00	15.50	15.75
64	NASDAQ	CENX	Fri, Jun 28, 1996	15.63	15.75	15.50	15.75
63	NASDAQ	CENX	Thu, Jun 27, 1996	15.63	15.75	15.63	15.63
62	NASDAQ	CENX	Wed, Jun 26, 1996	15.75	16.13	15.63	15.88
61	NASDAQ	CENX	Tue, Jun 25, 1996	15.75	16.13	15.75	15.75
60	NASDAQ	CENX	Mon, Jun 24, 1996	15.88	16.00	15.75	15.88
59	NASDAQ	CENX	Fri, Jun 21, 1996	15.88	15.88	15.50	15.88
58	NASDAQ	CENX	Thu, Jun 20, 1996	15.88	15.88	15.50	15.63
57	NASDAQ	CENX	Wed, Jun 19, 1996	16.00	16.00	15.50	15.50
56	NASDAQ	CENX	Tue, Jun 18, 1996	15.88	16.13	15.88	16.00
55	NASDAQ	CENX	Mon, Jun 17, 1996	16.13	16.13	15.88	15.88
54	NASDAQ	CENX	Fri, Jun 14, 1996	16.25	16.25	15.88	16.13
53	NASDAQ	CENX	Thu, Jun 13, 1996	16.25	16.38	15.88	16.19
52	NASDAQ	CENX	Wed, Jun 12, 1996	16.25	16.25	15.88	16.00
51	NASDAQ	CENX	Tue, Jun 11, 1996	15.38	16.13	15.13	16.13
50	NASDAQ	CENX	Mon, Jun 10, 1996	15.25	15.50	15.00	15.38
49	NASDAQ	CENX	Fri, Jun 7, 1996	15.13	15.25	15.00	15.13
48	NASDAQ	CENX	Thu, Jun 6, 1996	15.63	15.63	15.13	15.38
47	NASDAQ	CENX	Wed, Jun 5, 1996	15.25	15.63	15.00	15.50
46	NASDAQ	CENX	Tue, Jun 4, 1996	14.75	15.00	14.63	14.88
45	NASDAQ	CENX	Mon, Jun 3, 1996	15.13	15.13	14.75	14.75
44	NASDAQ	CENX	Fri, May 31, 1996	15.00	15.13	14.75	15.13
43	NASDAQ	CENX	Thu, May 30, 1996	14.75	14.75	14.75	14.75
42	NASDAQ	CENX	Wed, May 29, 1996	14.88	15.25	14.75	14.75
41	NASDAQ	CENX	Tue, May 28, 1996	15.00	15.25	15.00	15.13
40	NASDAQ	CENX	Fri, May 24, 1996	15.25	15.25	15.00	15.00
39	NASDAQ	CENX	Thu, May 23, 1996	15.38	15.38	15.00	15.00
38	NASDAQ	CENX	Wed, May 22, 1996	15.00	15.25	15.00	15.25
37	NASDAQ	CENX	Tue, May 21, 1996	15.00	15.25	15.00	15.00
36	NASDAQ	CENX	Mon, May 20, 1996	15.75	15.75	15.00	15.00
35	NASDAQ	CENX	Fri, May 17, 1996	15.50	15.50	15.25	15.50
34	NASDAQ	CENX	Thu, May 16, 1996	15.25	15.75	15.25	15.25
33	NASDAQ	CENX	Wed, May 15, 1996	15.50	16.25	15.50	15.50
32	NASDAQ	CENX	Tue, May 14, 1996	15.00	15.50	15.00	15.50
31	NASDAQ	CENX	Mon, May 13, 1996	15.25	15.25	15.00	15.00
30	NASDAQ	CENX	Fri, May 10, 1996	15.00	15.63	15.00	15.25
29	NASDAQ	CENX	Thu, May 9, 1996	15.25	15.25	14.88	14.88
28	NASDAQ	CENX	Wed, May 8, 1996	15.75	15.75	15.00	15.00
27	NASDAQ	CENX	Tue, May 7, 1996	15.50	16.00	15.38	15.38
26	NASDAQ	CENX	Mon, May 6, 1996	15.13	15.63	15.00	15.50
25	NASDAQ	CENX	Fri, May 3, 1996	15.25	15.25	15.00	15.00
24	NASDAQ	CENX	Thu, May 2, 1996	15.00	15.38	14.88	15.00
23	NASDAQ	CENX	Wed, May 1, 1996	14.75	15.00	14.75	14.75
22	NASDAQ	CENX	Tue, Apr 30, 1996	15.00	15.00	14.63	14.75
21	NASDAQ	CENX	Mon, Apr 29, 1996	14.38	15.13	14.38	14.81
20	NASDAQ	CENX	Fri, Apr 26, 1996	14.00	14.63	14.00	14.56
19	NASDAQ	CENX	Thu, Apr 25, 1996	14.50	14.50	14.00	14.25
18	NASDAQ	CENX	Wed, Apr 24, 1996	14.00	14.88	14.00	14.38
17	NASDAQ	CENX	Tue, Apr 23, 1996	13.63	14.13	13.50	14.00
16	NASDAQ	CENX	Mon, Apr 22, 1996	13.63	13.63	13.38	13.38
15	NASDAQ	CENX	Fri, Apr 19, 1996	13.50	13.63	13.50	13.50
14	NASDAQ	CENX	Thu, Apr 18, 1996	13.13	13.75	13.13	13.50
13	NASDAQ	CENX	Wed, Apr 17, 1996	14.13	14.38	13.13	13.25
12	NASDAQ	CENX	Tue, Apr 16, 1996	14.25	14.63	14.25	14.38
11	NASDAQ	CENX	Mon, Apr 15, 1996	14.38	14.75	14.25	14.50
10	NASDAQ	CENX	Fri, Apr 12, 1996	14.63	14.88	14.63	14.63
9	NASDAQ	CENX	Thu, Apr 11, 1996	14.75	14.88	14.63	14.63
8	NASDAQ	CENX	Wed, Apr 10, 1996	14.63	14.88	14.25	14.63
7	NASDAQ	CENX	Tue, Apr 9, 1996	13.88	14.63	13.63	14.50
6	NASDAQ	CENX	Mon, Apr 8, 1996	13.63	14.13	13.50	13.88
5	NASDAQ	CENX	Thu, Apr 4, 1996	13.50	14.13	13.50	13.75
4	NASDAQ	CENX	Wed, Apr 3, 1996	13.38	13.75	13.38	13.75
3	NASDAQ	CENX	Tue, Apr 2, 1996	13.25	13.75	13.00	13.75
2	NASDAQ	CENX	Mon, Apr 1, 1996	13.63	14.00	13.38	13.38
1	NASDAQ	CENX	Fri, Mar 29, 1996	13.00	13.88	13.00	13.63
#	Exchange	Symbol	Date	Open	High	Low	Close

Century Aluminum Co NASDAQ:CENX Historical Prices

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