Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.73	22.74	22.68	22.70	14,945	+0.01(+0.05%)
Feb 25, 2011	22.64	22.69	22.64	22.69	24,839	+0.08(+0.34%)
Feb 24, 2011	22.61	22.62	22.56	22.61	12,407	+0.05(+0.21%)
Feb 23, 2011	22.58	22.59	22.54	22.56	24,349	-0.04(-0.15%)
Feb 22, 2011	22.63	22.66	22.58	22.60	28,869	-0.06(-0.26%)
Feb 18, 2011	22.64	22.67	22.60	22.66	28,266	+0.05(+0.21%)
Feb 17, 2011	22.56	22.64	22.55	22.61	9,604	+0.05(+0.21%)
Feb 16, 2011	22.58	22.59	22.55	22.56	6,428	+0.02(+0.07%)
Feb 15, 2011	22.55	22.56	22.52	22.55	6,413	+0.01(+0.03%)
Feb 14, 2011	22.54	22.56	22.54	22.54	9,584	+0.00(+0.00%)
Feb 11, 2011	22.51	22.54	22.50	22.54	5,382	+0.09(+0.38%)
Feb 10, 2011	22.45	22.47	22.44	22.45	16,217	-0.05(-0.24%)
Feb 09, 2011	22.48	22.52	22.46	22.51	12,727	+0.02(+0.11%)
Feb 08, 2011	22.52	22.53	22.48	22.48	14,280	-0.03(-0.15%)
Feb 07, 2011	22.49	22.53	22.48	22.52	5,844	+0.03(+0.12%)
Feb 04, 2011	22.48	22.49	22.45	22.49	7,043	-0.03(-0.14%)
Feb 03, 2011	22.52	22.52	22.49	22.52	25,753	-0.00(-0.02%)
Feb 02, 2011	22.56	22.59	22.53	22.53	1,899	-0.05(-0.24%)
Feb 01, 2011	22.55	22.61	22.55	22.58	15,423	+0.07(+0.30%)
Jan 31, 2011	22.51	22.52	22.51	22.52	6,293	+0.04(+0.17%)
Jan 28, 2011	22.55	22.59	22.47	22.48	9,724	-0.12(-0.55%)
Jan 27, 2011	22.55	22.60	22.55	22.60	17,631	+0.04(+0.17%)
Jan 26, 2011	22.56	22.59	22.55	22.56	26,085	+0.03(+0.14%)
Jan 25, 2011	22.51	22.54	22.46	22.53	10,917	+0.01(+0.06%)
Jan 24, 2011	22.48	22.52	22.45	22.52	5,767	+0.08(+0.34%)
Jan 21, 2011	22.48	22.48	22.43	22.44	7,978	+0.02(+0.08%)
Jan 20, 2011	22.48	22.48	22.42	22.42	7,030	-0.11(-0.48%)
Jan 19, 2011	22.56	22.59	22.49	22.53	20,563	-0.03(-0.14%)
Jan 18, 2011	22.56	22.59	22.53	22.56	15,299	-0.00(-0.01%)
Jan 14, 2011	22.53	22.58	22.53	22.57	21,678	+0.04(+0.19%)
Jan 13, 2011	22.52	22.55	22.50	22.52	9,990	+0.04(+0.17%)
Jan 12, 2011	22.49	22.52	22.46	22.48	17,325	+0.04(+0.17%)
Jan 11, 2011	22.45	22.45	22.41	22.45	5,903	+0.01(+0.04%)
Jan 10, 2011	22.41	22.44	22.36	22.44	14,923	+0.04(+0.19%)
Jan 07, 2011	22.43	22.43	22.35	22.40	16,577	-0.01(-0.05%)
Jan 06, 2011	22.43	22.43	22.37	22.41	8,965	-0.02(-0.07%)
Jan 05, 2011	22.38	22.43	22.37	22.42	8,723	-0.02(-0.10%)
Jan 04, 2011	22.52	22.52	22.42	22.45	65,277	-0.00(-0.00%)
Jan 03, 2011	22.43	22.50	22.38	22.45	14,054	+0.03(+0.13%)
Dec 31, 2010	22.38	22.43	22.38	22.42	3,955	+0.09(+0.39%)
Dec 30, 2010	22.33	22.38	22.31	22.33	4,751	-0.02(-0.11%)
Dec 29, 2010	22.28	22.38	22.28	22.35	10,610	+0.00(+0.00%)
Dec 28, 2010	22.35	22.40	22.33	22.35	4,871	-0.03(-0.14%)
Dec 23, 2010	22.36	22.38	22.38	22.38	11,688	-0.03(-0.14%)
Dec 22, 2010	22.45	22.45	22.37	22.41	12,605	+0.03(+0.13%)
Dec 21, 2010	22.39	22.39	22.34	22.39	2,963	+0.05(+0.22%)
Dec 20, 2010	22.36	22.36	22.31	22.34	135,609	+0.02(+0.07%)
Dec 17, 2010	22.23	22.32	22.23	22.32	12,000	+0.10(+0.44%)
Dec 16, 2010	22.22	22.25	22.17	22.22	11,559	+0.06(+0.29%)
Dec 15, 2010	22.26	22.30	22.16	22.16	5,490	-0.02(-0.11%)
Dec 14, 2010	22.28	22.29	22.18	22.18	6,793	-0.13(-0.59%)
Dec 13, 2010	22.29	22.34	22.26	22.31	13,951	+0.05(+0.23%)
Dec 10, 2010	22.30	22.30	22.22	22.26	14,985	+0.05(+0.23%)
Dec 09, 2010	22.23	22.28	22.20	22.21	29,056	-0.03(-0.14%)
Dec 08, 2010	22.26	22.27	22.20	22.24	10,979	-0.04(-0.17%)
Dec 07, 2010	22.38	22.40	22.28	22.28	64,486	-0.11(-0.49%)
Dec 06, 2010	22.36	22.39	22.33	22.39	13,510	+0.10(+0.45%)
Dec 03, 2010	22.24	22.31	22.24	22.29	11,532	+0.02(+0.07%)
Dec 02, 2010	22.29	22.32	22.25	22.27	10,677	+0.03(+0.14%)

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