Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	21.00	21.07	20.96	20.98	35,052	-0.02(-0.08%)
Apr 28, 2011	20.89	21.06	20.88	20.99	25,406	+0.06(+0.28%)
Apr 27, 2011	21.20	21.20	20.92	20.94	40,101	-0.24(-1.15%)
Apr 26, 2011	21.42	21.61	21.16	21.18	67,729	-0.17(-0.80%)
Apr 25, 2011	21.22	21.39	21.12	21.35	75,022	-0.03(-0.16%)
Apr 21, 2011	21.37	21.54	21.27	21.39	50,810	+0.07(+0.35%)
Apr 20, 2011	21.31	21.51	21.17	21.31	72,101	+0.24(+1.14%)
Apr 19, 2011	20.92	21.09	20.92	21.07	68,965	+0.26(+1.24%)
Apr 18, 2011	20.90	20.94	20.70	20.81	41,631	-0.13(-0.63%)
Apr 15, 2011	20.85	21.13	20.74	20.95	59,794	+0.16(+0.77%)
Apr 14, 2011	20.71	21.08	20.71	20.78	45,725	-0.18(-0.87%)
Apr 13, 2011	20.74	21.34	20.74	20.97	40,927	+0.25(+1.19%)
Apr 12, 2011	20.61	20.80	20.61	20.72	57,439	+0.02(+0.11%)
Apr 11, 2011	20.72	20.88	20.68	20.70	46,952	-0.02(-0.08%)
Apr 08, 2011	20.70	20.93	20.66	20.72	57,950	+0.03(+0.14%)
Apr 07, 2011	20.72	20.73	20.61	20.69	25,472	+0.02(+0.11%)
Apr 06, 2011	20.52	20.84	20.52	20.66	44,173	+0.17(+0.81%)
Apr 05, 2011	20.66	20.66	20.34	20.50	100,660	-0.19(-0.94%)
Apr 04, 2011	20.65	20.81	20.64	20.69	24,853	+0.03(+0.17%)
Apr 01, 2011	20.94	21.05	20.66	20.66	30,735	-0.13(-0.61%)
Mar 31, 2011	20.60	20.84	20.60	20.78	37,826	+0.18(+0.86%)
Mar 30, 2011	20.62	20.74	20.60	20.61	35,101	+0.00(+0.00%)
Mar 29, 2011	20.92	21.02	20.61	20.61	39,259	-0.15(-0.72%)
Mar 28, 2011	21.07	21.16	20.66	20.76	54,685	-0.27(-1.28%)
Mar 25, 2011	20.78	21.10	20.78	21.03	36,540	+0.26(+1.24%)
Mar 24, 2011	20.71	20.93	20.64	20.77	39,432	+0.09(+0.42%)
Mar 23, 2011	20.76	20.86	20.62	20.68	29,918	-0.03(-0.14%)
Mar 22, 2011	20.81	20.89	20.60	20.71	64,515	-0.07(-0.36%)
Mar 21, 2011	21.23	21.23	20.77	20.78	62,846	-0.30(-1.44%)
Mar 18, 2011	20.87	21.33	20.74	21.09	88,557	+0.60(+2.93%)
Mar 17, 2011	20.30	20.68	20.22	20.49	65,883	+0.33(+1.65%)
Mar 16, 2011	20.08	20.48	20.07	20.16	128,915	+0.07(+0.34%)
Mar 15, 2011	20.45	21.17	20.03	20.09	145,085	-1.08(-5.11%)
Mar 14, 2011	20.87	21.21	20.02	21.17	192,465	+0.38(+1.82%)
Mar 11, 2011	20.64	21.04	20.55	20.79	110,231	+0.04(+0.19%)
Mar 10, 2011	22.14	22.14	19.34	20.75	416,277	-1.41(-6.38%)
Mar 09, 2011	22.88	22.88	22.07	22.16	54,503	-0.70(-3.05%)
Mar 08, 2011	22.86	23.00	22.56	22.86	46,912	+0.05(+0.20%)
Mar 07, 2011	22.88	22.88	22.52	22.82	36,788	-0.02(-0.08%)
Mar 04, 2011	22.96	22.96	22.72	22.83	35,382	-0.05(-0.23%)
Mar 03, 2011	22.80	23.23	22.63	22.88	116,057	+0.25(+1.09%)
Mar 02, 2011	22.67	22.86	22.27	22.64	83,864	+0.09(+0.38%)
Mar 01, 2011	23.06	23.06	22.41	22.55	83,882	-0.21(-0.91%)
Feb 28, 2011	22.74	23.16	22.52	22.76	227,149	+0.21(+0.94%)
Feb 25, 2011	22.53	23.28	22.50	22.55	121,839	+0.23(+1.05%)
Feb 24, 2011	22.14	22.56	22.08	22.31	125,700	+0.26(+1.19%)
Feb 23, 2011	22.26	22.48	21.87	22.05	76,707	-0.41(-1.81%)
Feb 22, 2011	22.90	22.90	22.14	22.46	98,407	-0.33(-1.46%)
Feb 18, 2011	22.52	22.99	22.37	22.79	122,664	+0.26(+1.14%)
Feb 17, 2011	22.67	22.76	22.51	22.53	44,949	-0.17(-0.76%)
Feb 16, 2011	22.71	22.76	22.66	22.70	36,195	-0.02(-0.08%)
Feb 15, 2011	22.66	22.84	22.59	22.72	56,623	-0.05(-0.23%)
Feb 14, 2011	22.17	23.12	22.06	22.77	85,888	+0.68(+3.05%)
Feb 11, 2011	21.49	22.11	21.45	22.09	52,019	+0.31(+1.42%)
Feb 10, 2011	21.81	21.84	21.74	21.79	39,327	-0.03(-0.13%)
Feb 09, 2011	21.94	21.97	21.77	21.81	204,016	-0.13(-0.57%)
Feb 08, 2011	21.85	22.03	21.67	21.94	55,924	+0.15(+0.68%)
Feb 07, 2011	22.00	22.03	21.61	21.79	91,522	-0.10(-0.47%)
Feb 04, 2011	21.88	21.93	21.71	21.89	31,485	+0.01(+0.05%)
Feb 03, 2011	21.73	21.88	21.46	21.88	52,968	+0.32(+1.49%)
Feb 02, 2011	21.49	21.60	21.45	21.56	30,619	-0.03(-0.13%)

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