Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	20.92	21.05	20.76	20.82	6,245,963	-0.08(-0.40%)
Feb 25, 2011	20.82	21.04	20.67	20.91	6,739,656	+0.13(+0.62%)
Feb 24, 2011	21.04	21.27	20.76	20.78	9,152,059	-0.36(-1.68%)
Feb 23, 2011	21.44	21.49	21.02	21.13	9,347,680	-0.26(-1.24%)
Feb 22, 2011	21.49	21.79	21.31	21.40	11,341,502	+0.06(+0.27%)
Feb 18, 2011	21.38	21.74	21.31	21.34	13,054,748	+0.12(+0.55%)
Feb 17, 2011	21.08	21.25	20.90	21.22	12,038,791	+0.12(+0.58%)
Feb 16, 2011	21.21	21.45	20.88	21.10	14,571,100	-0.14(-0.64%)
Feb 15, 2011	21.33	21.36	21.20	21.24	16,308,888	-0.12(-0.54%)
Feb 14, 2011	21.66	21.70	21.33	21.35	12,318,856	-0.35(-1.61%)
Feb 11, 2011	21.89	21.89	21.53	21.70	12,940,576	-0.30(-1.35%)
Feb 10, 2011	21.90	22.04	21.79	22.00	10,458,533	+0.14(+0.62%)
Feb 09, 2011	22.12	22.21	21.82	21.86	13,069,795	-0.32(-1.46%)
Feb 08, 2011	22.65	22.69	22.15	22.18	10,331,841	-0.41(-1.83%)
Feb 07, 2011	22.84	22.89	22.58	22.60	5,552,488	-0.16(-0.71%)
Feb 04, 2011	22.56	22.79	22.41	22.76	9,708,150	+0.14(+0.63%)
Feb 03, 2011	22.43	22.73	22.38	22.62	8,198,673	+0.21(+0.95%)
Feb 02, 2011	22.26	22.61	22.17	22.40	8,147,468	+0.19(+0.84%)
Feb 01, 2011	22.05	22.56	22.04	22.22	11,867,267	+0.26(+1.18%)
Jan 31, 2011	21.96	22.11	21.70	21.96	9,342,319	-0.07(-0.32%)
Jan 28, 2011	22.49	22.53	21.96	22.03	11,171,501	-0.44(-1.95%)
Jan 27, 2011	22.66	22.73	22.45	22.47	7,346,947	-0.13(-0.57%)
Jan 26, 2011	22.69	22.80	22.54	22.60	7,059,887	-0.10(-0.43%)
Jan 25, 2011	22.80	22.86	22.61	22.69	6,402,657	-0.08(-0.37%)
Jan 24, 2011	22.71	22.80	22.57	22.78	7,159,921	+0.10(+0.46%)
Jan 21, 2011	22.92	23.05	22.64	22.68	7,900,215	-0.14(-0.59%)
Jan 20, 2011	22.53	22.86	22.48	22.81	10,063,012	+0.27(+1.20%)
Jan 19, 2011	22.70	22.70	22.38	22.54	8,228,936	-0.15(-0.65%)
Jan 18, 2011	23.00	23.11	22.64	22.69	8,301,448	-0.32(-1.38%)
Jan 14, 2011	22.85	23.07	22.83	23.00	7,595,534	+0.05(+0.23%)
Jan 13, 2011	22.95	23.06	22.91	22.95	8,291,605	-0.08(-0.36%)
Jan 12, 2011	23.18	23.19	23.03	23.04	8,289,189	-0.01(-0.06%)
Jan 11, 2011	23.25	23.33	22.95	23.05	9,876,390	-0.14(-0.61%)
Jan 10, 2011	22.80	23.22	22.75	23.19	9,992,950	+0.35(+1.53%)
Jan 07, 2011	23.06	23.10	22.53	22.84	13,740,364	-0.04(-0.16%)
Jan 06, 2011	23.00	23.10	22.71	22.88	14,129,995	-0.18(-0.76%)
Jan 05, 2011	22.64	23.46	22.37	23.06	28,825,988	+0.42(+1.85%)
Jan 04, 2011	22.64	22.98	22.45	22.64	17,147,020	+0.26(+1.15%)
Jan 03, 2011	22.02	22.54	21.96	22.38	16,144,881	+0.23(+1.05%)
Dec 31, 2010	22.06	22.22	22.02	22.15	5,532,800	+0.09(+0.41%)
Dec 30, 2010	22.08	22.11	21.92	22.06	10,078,750	+0.01(+0.03%)
Dec 29, 2010	21.98	22.18	21.93	22.05	6,631,686	+0.15(+0.70%)
Dec 28, 2010	22.03	22.07	21.86	21.89	9,472,652	-0.11(-0.50%)
Dec 27, 2010	22.07	22.08	21.83	22.00	6,949,544	-0.08(-0.38%)
Dec 23, 2010	21.57	22.13	21.54	22.09	13,890,038	+0.53(+2.48%)
Dec 22, 2010	21.51	21.70	21.48	21.55	9,252,681	+0.04(+0.18%)
Dec 21, 2010	21.96	21.96	21.48	21.52	18,746,358	-0.33(-1.50%)
Dec 20, 2010	22.13	22.15	21.73	21.84	15,019,446	-0.19(-0.88%)
Dec 17, 2010	22.25	22.30	22.03	22.04	18,900,980	-0.21(-0.95%)
Dec 16, 2010	22.25	22.40	22.19	22.25	20,072,522	+0.06(+0.29%)
Dec 15, 2010	22.70	22.83	22.11	22.18	32,144,308	-0.66(-2.87%)
Dec 14, 2010	22.88	23.25	22.02	22.84	100,570,344	-3.97(-14.82%)
Dec 13, 2010	27.26	27.37	26.80	26.81	20,590,624	-0.06(-0.24%)
Dec 10, 2010	26.95	27.05	26.73	26.88	9,925,517	-0.13(-0.48%)
Dec 09, 2010	26.83	27.12	26.83	27.01	7,061,448	+0.23(+0.86%)
Dec 08, 2010	26.81	26.94	26.60	26.78	7,907,658	+0.03(+0.12%)
Dec 07, 2010	27.67	27.71	26.70	26.74	13,183,958	-0.98(-3.55%)
Dec 06, 2010	27.77	27.78	27.29	27.73	6,619,323	+0.19(+0.68%)
Dec 03, 2010	27.77	28.04	27.16	27.54	9,442,466	-0.47(-1.68%)
Dec 02, 2010	27.39	28.13	27.39	28.01	8,021,161	+0.72(+2.64%)

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