Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.42	53.47	52.43	52.53	3,656,875	-0.63(-1.19%)
Feb 25, 2011	52.88	53.27	52.44	53.16	2,987,284	+0.42(+0.81%)
Feb 24, 2011	52.68	53.06	52.51	52.73	2,288,241	+0.05(+0.10%)
Feb 23, 2011	52.79	53.10	52.34	52.68	3,029,060	-0.03(-0.05%)
Feb 22, 2011	53.46	53.52	52.57	52.71	2,751,025	-1.07(-1.99%)
Feb 18, 2011	53.87	53.96	53.52	53.78	2,316,532	-0.06(-0.11%)
Feb 17, 2011	53.31	53.96	53.23	53.84	2,971,595	+0.41(+0.76%)
Feb 16, 2011	53.50	53.55	52.94	53.43	4,991,438	-0.13(-0.25%)
Feb 15, 2011	53.07	53.73	52.73	53.56	2,894,760	+0.37(+0.69%)
Feb 14, 2011	53.75	53.90	52.65	53.19	2,720,548	-0.51(-0.94%)
Feb 11, 2011	53.62	53.85	53.34	53.70	3,976,235	-0.13(-0.24%)
Feb 10, 2011	53.80	54.00	53.48	53.83	2,900,524	-0.25(-0.46%)
Feb 09, 2011	53.45	54.19	53.29	54.08	2,674,293	+0.57(+1.07%)
Feb 08, 2011	53.57	53.80	53.33	53.51	2,824,467	-0.08(-0.15%)
Feb 07, 2011	53.05	53.73	52.96	53.59	5,909,069	+0.53(+1.00%)
Feb 04, 2011	53.18	53.20	52.73	53.05	5,292,855	-0.01(-0.01%)
Feb 03, 2011	53.25	53.53	52.84	53.06	5,737,193	-0.23(-0.43%)
Feb 02, 2011	52.79	53.68	52.66	53.29	2,940,798	+0.32(+0.60%)
Feb 01, 2011	52.38	53.25	52.34	52.98	4,085,537	+0.65(+1.24%)
Jan 31, 2011	51.85	52.34	51.66	52.33	3,447,159	+0.92(+1.79%)
Jan 28, 2011	52.15	52.92	51.14	51.40	6,657,935	-0.59(-1.14%)
Jan 27, 2011	52.56	53.25	51.65	52.00	4,634,740	+0.47(+0.91%)
Jan 26, 2011	51.89	51.93	50.96	51.53	4,314,023	-0.45(-0.86%)
Jan 25, 2011	51.18	52.02	51.04	51.98	4,641,799	+0.68(+1.33%)
Jan 24, 2011	51.85	52.05	51.05	51.29	10,507,695	-0.78(-1.50%)
Jan 21, 2011	52.42	52.69	52.02	52.08	6,437,119	-0.07(-0.13%)
Jan 20, 2011	51.00	52.15	50.87	52.14	7,263,377	+1.09(+2.14%)
Jan 19, 2011	50.11	51.71	50.11	51.05	7,731,619	+0.74(+1.46%)
Jan 18, 2011	49.32	50.54	49.30	50.31	5,763,984	+1.34(+2.74%)
Jan 14, 2011	48.42	49.04	48.33	48.97	3,816,736	+0.43(+0.89%)
Jan 13, 2011	48.78	49.22	48.48	48.54	4,403,807	-0.26(-0.54%)
Jan 12, 2011	48.74	48.87	48.51	48.80	4,427,207	+0.39(+0.80%)
Jan 11, 2011	48.64	48.64	48.24	48.41	7,008,663	+0.04(+0.08%)
Jan 10, 2011	48.48	48.76	48.09	48.37	7,075,083	-0.03(-0.05%)
Jan 07, 2011	48.11	48.57	47.82	48.40	6,315,315	+0.30(+0.61%)
Jan 06, 2011	47.63	48.62	47.45	48.10	9,823,858	+0.83(+1.75%)
Jan 05, 2011	46.10	47.30	46.02	47.28	6,794,038	+1.06(+2.29%)
Jan 04, 2011	45.90	46.42	45.82	46.22	4,110,711	+0.29(+0.63%)
Jan 03, 2011	46.15	46.26	45.76	45.93	3,049,664	-0.03(-0.06%)
Dec 31, 2010	45.25	45.99	45.13	45.96	3,787,323	+0.80(+1.78%)
Dec 30, 2010	45.56	45.71	45.13	45.15	3,523,108	-0.29(-0.64%)
Dec 29, 2010	45.84	45.93	45.42	45.44	2,684,355	-0.30(-0.65%)
Dec 28, 2010	45.60	45.78	45.32	45.74	2,198,340	+0.18(+0.39%)
Dec 27, 2010	45.36	45.63	45.23	45.56	1,993,379	+0.04(+0.09%)
Dec 23, 2010	45.64	45.74	45.36	45.52	3,227,162	-0.07(-0.14%)
Dec 22, 2010	45.81	45.87	45.56	45.59	4,723,243	-0.30(-0.64%)
Dec 21, 2010	46.04	46.14	45.69	45.88	4,183,675	+0.10(+0.22%)
Dec 20, 2010	45.88	46.12	45.65	45.78	3,667,158	-0.28(-0.60%)
Dec 17, 2010	46.20	46.20	45.73	46.06	4,302,658	-0.20(-0.43%)
Dec 16, 2010	45.95	46.29	45.55	46.26	2,711,059	+0.43(+0.93%)
Dec 15, 2010	45.81	46.07	45.71	45.83	2,844,480	-0.20(-0.43%)
Dec 14, 2010	45.25	46.22	45.19	46.03	4,272,625	+0.92(+2.04%)
Dec 13, 2010	45.27	45.38	44.95	45.11	4,313,842	-0.14(-0.32%)
Dec 10, 2010	44.96	45.30	44.90	45.25	4,934,222	+0.35(+0.78%)
Dec 09, 2010	45.32	45.39	44.71	44.90	5,618,755	-0.28(-0.61%)
Dec 08, 2010	45.60	45.90	45.18	45.18	3,887,855	-0.47(-1.04%)
Dec 07, 2010	45.58	45.86	45.32	45.65	3,839,444	+0.13(+0.29%)
Dec 06, 2010	45.52	45.53	45.04	45.52	2,916,495	+0.05(+0.10%)
Dec 03, 2010	45.67	45.99	45.03	45.48	4,210,943	-0.41(-0.89%)
Dec 02, 2010	45.79	46.08	45.63	45.88	4,731,785	+0.26(+0.58%)

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