Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.70	53.86	53.63	53.86	2,161,443	+0.21(+0.39%)
Feb 25, 2011	53.55	53.67	53.49	53.65	3,576,265	+0.23(+0.43%)
Feb 24, 2011	53.48	53.54	53.38	53.42	1,865,504	-0.00(-0.01%)
Feb 23, 2011	53.46	53.57	53.27	53.42	2,259,905	+0.05(+0.10%)
Feb 22, 2011	53.66	53.70	53.36	53.37	2,453,017	-0.41(-0.76%)
Feb 18, 2011	53.70	53.78	53.67	53.78	966,407	+0.18(+0.34%)
Feb 17, 2011	53.58	53.67	53.58	53.59	1,508,641	+0.01(+0.01%)
Feb 16, 2011	53.58	53.66	53.54	53.59	1,504,579	+0.09(+0.16%)
Feb 15, 2011	53.46	53.58	53.46	53.50	1,122,804	-0.05(-0.10%)
Feb 14, 2011	53.50	53.58	53.48	53.55	1,126,662	+0.09(+0.17%)
Feb 11, 2011	53.36	53.46	53.28	53.46	1,787,183	+0.12(+0.22%)
Feb 10, 2011	53.26	53.46	53.25	53.34	1,570,407	+0.07(+0.12%)
Feb 09, 2011	53.61	53.62	53.26	53.28	3,257,476	-0.33(-0.62%)
Feb 08, 2011	53.66	53.71	53.53	53.61	4,793,723	-0.11(-0.20%)
Feb 07, 2011	53.57	53.71	53.49	53.71	3,811,976	+0.17(+0.32%)
Feb 04, 2011	53.36	53.55	53.30	53.54	2,870,189	+0.20(+0.37%)
Feb 03, 2011	53.24	53.34	53.17	53.34	2,573,428	+0.09(+0.17%)
Feb 02, 2011	53.32	53.34	53.25	53.25	1,584,012	-0.01(-0.02%)
Feb 01, 2011	53.21	53.30	53.17	53.26	1,553,766	+0.12(+0.23%)
Jan 31, 2011	52.95	53.16	52.92	53.14	2,560,104	+0.34(+0.65%)
Jan 28, 2011	53.13	53.14	52.80	52.80	3,046,309	-0.29(-0.54%)
Jan 27, 2011	53.14	53.14	53.00	53.09	1,410,186	+0.03(+0.05%)
Jan 26, 2011	53.00	53.10	52.96	53.06	2,463,147	+0.16(+0.30%)
Jan 25, 2011	52.91	53.00	52.81	52.91	2,197,194	+0.00(+0.00%)
Jan 24, 2011	52.83	52.95	52.83	52.91	1,200,546	+0.12(+0.22%)
Jan 21, 2011	52.75	52.85	52.71	52.79	2,105,615	+0.09(+0.17%)
Jan 20, 2011	52.70	52.71	52.50	52.70	1,925,638	+0.01(+0.03%)
Jan 19, 2011	52.74	52.78	52.60	52.68	2,631,463	-0.08(-0.15%)
Jan 18, 2011	52.76	52.81	52.67	52.76	1,292,315	+0.03(+0.05%)
Jan 14, 2011	52.63	52.74	52.57	52.74	1,331,934	+0.17(+0.32%)
Jan 13, 2011	52.60	52.67	52.57	52.57	1,318,713	-0.05(-0.10%)
Jan 12, 2011	52.70	52.70	52.55	52.62	1,940,601	+0.01(+0.02%)
Jan 11, 2011	52.57	52.62	52.50	52.60	1,709,731	+0.16(+0.30%)
Jan 10, 2011	52.46	52.50	52.36	52.45	1,673,539	-0.05(-0.10%)
Jan 07, 2011	52.68	52.74	52.43	52.50	1,699,732	-0.26(-0.50%)
Jan 06, 2011	52.76	52.76	52.55	52.76	2,690,028	+0.03(+0.05%)
Jan 05, 2011	52.43	52.74	52.41	52.74	4,270,828	+0.25(+0.47%)
Jan 04, 2011	52.45	52.53	52.30	52.49	2,744,535	+0.16(+0.30%)
Jan 03, 2011	52.33	52.43	52.11	52.33	3,094,728	+0.21(+0.40%)
Dec 31, 2010	52.08	52.17	51.97	52.12	751,658	+0.09(+0.18%)
Dec 30, 2010	51.95	52.04	51.94	52.03	1,133,957	+0.01(+0.03%)
Dec 29, 2010	51.96	52.04	51.87	52.01	2,303,676	+0.27(+0.52%)
Dec 28, 2010	51.96	51.99	51.74	51.74	1,557,083	-0.18(-0.35%)
Dec 27, 2010	51.78	51.96	51.77	51.92	1,456,531	+0.09(+0.17%)
Dec 23, 2010	51.69	51.87	51.64	51.83	1,087,810	+0.23(+0.45%)
Dec 22, 2010	51.68	51.71	51.60	51.60	1,753,630	-0.08(-0.15%)
Dec 21, 2010	51.69	51.74	51.62	51.68	1,954,424	+0.06(+0.12%)
Dec 20, 2010	51.54	51.67	51.46	51.62	1,829,484	+0.09(+0.17%)
Dec 17, 2010	51.32	51.53	51.26	51.53	1,770,733	+0.27(+0.53%)
Dec 16, 2010	51.05	51.29	51.04	51.26	1,077,829	+0.18(+0.35%)
Dec 15, 2010	51.31	51.33	51.05	51.08	1,405,610	-0.26(-0.50%)
Dec 14, 2010	51.22	51.33	51.12	51.33	1,917,024	+0.26(+0.50%)
Dec 13, 2010	51.32	51.37	51.08	51.08	2,586,565	-0.18(-0.35%)
Dec 10, 2010	51.42	51.44	51.26	51.26	2,030,765	-0.08(-0.15%)
Dec 09, 2010	51.51	51.51	51.33	51.33	2,083,118	-0.22(-0.42%)
Dec 08, 2010	51.54	51.55	51.35	51.55	3,250,073	+0.10(+0.20%)
Dec 07, 2010	51.56	51.56	51.40	51.45	1,925,978	+0.17(+0.33%)
Dec 06, 2010	51.31	51.35	51.19	51.28	2,583,092	-0.09(-0.18%)
Dec 03, 2010	51.00	51.37	51.00	51.37	3,594,843	+0.26(+0.50%)
Dec 02, 2010	51.15	51.20	51.01	51.12	2,065,453	+0.00(+0.00%)

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