Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.74	54.48	53.68	54.37	4,548,812	+0.89(+1.66%)
Feb 25, 2011	53.25	53.81	53.24	53.48	2,501,110	+0.43(+0.81%)
Feb 24, 2011	52.91	53.45	52.56	53.05	2,542,217	+0.10(+0.19%)
Feb 23, 2011	53.65	53.65	52.64	52.95	3,829,379	-0.76(-1.42%)
Feb 22, 2011	54.60	54.82	53.67	53.71	2,910,470	-1.12(-2.04%)
Feb 18, 2011	54.39	54.87	54.01	54.83	2,931,404	+0.43(+0.79%)
Feb 17, 2011	53.99	54.53	53.83	54.40	1,871,044	-0.09(-0.16%)
Feb 16, 2011	54.16	54.59	54.08	54.49	1,974,018	+0.46(+0.85%)
Feb 15, 2011	54.05	54.18	53.88	54.03	2,008,676	-0.24(-0.44%)
Feb 14, 2011	54.55	54.60	54.17	54.27	1,678,335	-0.28(-0.51%)
Feb 11, 2011	53.83	54.56	53.83	54.55	2,308,633	+0.36(+0.66%)
Feb 10, 2011	54.11	54.27	53.75	54.19	2,666,887	-0.09(-0.16%)
Feb 09, 2011	54.05	54.35	53.88	54.28	2,401,857	+0.05(+0.10%)
Feb 08, 2011	53.81	54.24	53.73	54.22	2,443,483	+0.40(+0.74%)
Feb 07, 2011	53.61	53.85	53.37	53.82	3,375,484	+0.09(+0.16%)
Feb 04, 2011	53.73	53.95	53.26	53.74	2,585,477	+0.07(+0.14%)
Feb 03, 2011	52.03	53.82	52.03	53.67	5,214,527	+2.31(+4.49%)
Feb 02, 2011	52.30	52.54	51.14	51.36	6,145,142	-1.15(-2.18%)
Feb 01, 2011	52.35	52.65	52.12	52.51	2,755,762	+0.43(+0.82%)
Jan 31, 2011	52.37	52.51	51.91	52.08	3,185,078	-0.07(-0.13%)
Jan 28, 2011	53.16	53.34	52.01	52.14	3,346,568	-0.86(-1.63%)
Jan 27, 2011	52.80	53.43	52.74	53.01	3,937,574	+0.36(+0.69%)
Jan 26, 2011	52.53	52.90	52.35	52.64	2,888,176	+0.12(+0.22%)
Jan 25, 2011	52.56	52.64	51.98	52.53	3,890,057	-0.12(-0.22%)
Jan 24, 2011	52.82	52.84	52.48	52.64	3,052,119	-0.11(-0.21%)
Jan 21, 2011	52.54	52.89	52.44	52.75	3,011,127	+0.30(+0.57%)
Jan 20, 2011	52.04	52.87	52.04	52.45	3,182,088	+0.21(+0.40%)
Jan 19, 2011	52.47	52.55	52.09	52.24	3,187,144	-0.38(-0.73%)
Jan 18, 2011	52.59	52.85	52.40	52.63	3,333,601	+0.07(+0.12%)
Jan 14, 2011	51.72	52.57	51.62	52.56	3,386,265	+0.66(+1.27%)
Jan 13, 2011	51.70	52.01	51.65	51.90	2,652,755	+0.08(+0.15%)
Jan 12, 2011	51.61	51.96	51.55	51.82	2,248,357	+0.30(+0.59%)
Jan 11, 2011	51.14	51.65	50.98	51.52	2,849,203	+0.43(+0.84%)
Jan 10, 2011	50.95	51.18	50.76	51.09	2,859,859	-0.12(-0.24%)
Jan 07, 2011	51.43	51.61	51.07	51.22	3,231,687	+0.00(+0.00%)
Jan 06, 2011	51.01	51.65	50.75	51.22	4,525,221	-0.25(-0.48%)
Jan 05, 2011	52.19	52.27	51.40	51.46	5,890,475	-0.97(-1.85%)
Jan 04, 2011	52.58	52.58	52.02	52.43	5,471,889	-0.10(-0.19%)
Jan 03, 2011	52.74	53.24	52.48	52.53	4,697,693	+0.19(+0.36%)
Dec 31, 2010	52.69	52.91	52.33	52.35	1,799,046	-0.46(-0.88%)
Dec 30, 2010	52.71	52.90	52.64	52.81	1,965,361	+0.11(+0.21%)
Dec 29, 2010	52.84	53.03	52.61	52.70	2,105,514	-0.01(-0.01%)
Dec 28, 2010	52.36	52.82	52.30	52.71	2,723,696	+0.46(+0.87%)
Dec 27, 2010	52.11	52.39	51.99	52.25	1,594,306	-0.12(-0.22%)
Dec 23, 2010	52.31	52.52	52.15	52.37	1,902,770	-0.02(-0.04%)
Dec 22, 2010	52.43	52.59	52.19	52.39	2,686,966	-0.04(-0.07%)
Dec 21, 2010	52.61	52.75	52.38	52.43	3,035,464	+0.01(+0.01%)
Dec 20, 2010	52.11	52.59	52.02	52.42	3,630,451	+0.34(+0.65%)
Dec 17, 2010	52.14	52.51	51.98	52.08	8,914,626	-0.20(-0.39%)
Dec 16, 2010	51.51	52.36	51.48	52.28	4,758,686	+0.78(+1.51%)
Dec 15, 2010	51.48	51.80	51.39	51.51	4,859,291	-0.12(-0.22%)
Dec 14, 2010	51.25	51.86	51.18	51.62	3,700,307	+0.34(+0.66%)
Dec 13, 2010	51.56	51.82	51.13	51.28	7,996,829	-0.37(-0.72%)
Dec 10, 2010	51.29	51.67	51.19	51.65	4,905,239	+0.17(+0.32%)
Dec 09, 2010	50.53	51.56	50.22	51.48	9,348,607	+1.28(+2.56%)
Dec 08, 2010	50.29	50.53	49.68	50.20	5,092,067	-0.28(-0.56%)
Dec 07, 2010	50.53	50.79	50.11	50.48	7,056,480	+0.33(+0.65%)
Dec 06, 2010	49.53	50.32	49.53	50.16	4,643,216	+0.58(+1.17%)
Dec 03, 2010	49.92	50.21	49.47	49.58	4,267,082	-0.45(-0.90%)
Dec 02, 2010	49.67	50.10	49.39	50.03	4,536,791	+0.51(+1.02%)

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