Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	46.15	46.88	45.84	46.26	3,149,970	+0.13(+0.29%)
Feb 25, 2011	46.63	46.89	46.01	46.13	2,649,875	-0.35(-0.76%)
Feb 24, 2011	46.07	46.93	45.54	46.48	3,503,511	+0.35(+0.76%)
Feb 23, 2011	46.54	46.93	45.73	46.13	3,417,218	-0.44(-0.95%)
Feb 22, 2011	47.24	47.32	46.28	46.57	2,282,330	-1.07(-2.24%)
Feb 18, 2011	47.49	47.87	47.41	47.64	2,129,059	+0.14(+0.30%)
Feb 17, 2011	47.07	47.96	46.93	47.49	1,876,903	+0.25(+0.53%)
Feb 16, 2011	47.78	47.94	46.39	47.25	3,731,180	-0.41(-0.87%)
Feb 15, 2011	47.03	47.78	46.97	47.66	2,444,270	+0.30(+0.64%)
Feb 14, 2011	48.54	48.72	47.26	47.36	3,997,222	-1.25(-2.57%)
Feb 11, 2011	48.91	49.05	48.53	48.60	2,364,743	-0.37(-0.75%)
Feb 10, 2011	49.17	49.41	48.56	48.97	2,207,721	-0.57(-1.15%)
Feb 09, 2011	49.57	49.98	48.66	49.54	2,870,988	+0.54(+1.10%)
Feb 08, 2011	48.49	49.04	48.21	49.00	1,725,728	+0.51(+1.05%)
Feb 07, 2011	48.10	48.70	48.03	48.49	1,895,093	+0.54(+1.12%)
Feb 04, 2011	48.05	48.08	47.69	47.96	1,317,119	-0.15(-0.32%)
Feb 03, 2011	48.10	48.25	47.67	48.11	1,312,762	-0.06(-0.13%)
Feb 02, 2011	48.32	48.49	48.03	48.17	1,568,093	-0.27(-0.55%)
Feb 01, 2011	48.09	48.47	47.95	48.44	2,150,632	+0.67(+1.40%)
Jan 31, 2011	46.88	47.81	46.78	47.77	3,348,629	+1.19(+2.55%)
Jan 28, 2011	47.78	48.09	46.41	46.58	2,785,431	-1.13(-2.37%)
Jan 27, 2011	47.59	48.17	47.33	47.72	1,719,679	+0.28(+0.60%)
Jan 26, 2011	48.00	48.01	47.09	47.43	2,724,463	-0.48(-1.01%)
Jan 25, 2011	47.45	47.94	47.25	47.92	2,743,087	+0.41(+0.87%)
Jan 24, 2011	47.90	48.06	47.20	47.50	2,634,963	-0.43(-0.89%)
Jan 21, 2011	48.49	48.49	47.76	47.93	2,617,253	-0.31(-0.64%)
Jan 20, 2011	47.55	48.25	47.29	48.24	3,015,940	+0.72(+1.52%)
Jan 19, 2011	47.78	47.94	47.27	47.52	1,935,837	-0.27(-0.56%)
Jan 18, 2011	46.14	48.14	46.10	47.78	5,034,625	+1.44(+3.11%)
Jan 14, 2011	45.82	46.37	45.70	46.34	2,257,800	+0.49(+1.07%)
Jan 13, 2011	46.46	46.51	45.65	45.85	2,273,515	-0.28(-0.60%)
Jan 12, 2011	45.90	46.48	45.90	46.13	2,462,811	+0.34(+0.75%)
Jan 11, 2011	46.31	46.48	45.77	45.79	1,977,014	-0.35(-0.76%)
Jan 10, 2011	46.61	46.66	46.02	46.14	2,206,530	-0.78(-1.66%)
Jan 07, 2011	46.74	47.39	46.47	46.92	3,697,467	+0.79(+1.72%)
Jan 06, 2011	45.37	46.64	45.34	46.12	3,233,486	+0.84(+1.84%)
Jan 05, 2011	44.91	45.32	44.66	45.29	2,490,889	+0.23(+0.52%)
Jan 04, 2011	44.90	45.07	44.60	45.05	2,792,500	+0.14(+0.32%)
Jan 03, 2011	44.91	45.11	44.75	44.91	2,384,895	+0.26(+0.57%)
Dec 31, 2010	44.41	44.73	44.24	44.65	1,563,526	+0.23(+0.53%)
Dec 30, 2010	44.65	44.78	44.39	44.42	1,637,779	-0.30(-0.68%)
Dec 29, 2010	44.81	44.92	44.57	44.72	1,793,576	+0.05(+0.11%)
Dec 28, 2010	44.61	44.88	44.47	44.68	1,442,268	+0.12(+0.26%)
Dec 27, 2010	44.61	44.65	44.45	44.56	1,329,502	-0.17(-0.37%)
Dec 23, 2010	44.86	45.09	44.62	44.72	2,124,648	-0.17(-0.38%)
Dec 22, 2010	44.54	44.92	44.40	44.90	2,447,452	+0.43(+0.98%)
Dec 21, 2010	44.36	44.70	44.23	44.46	2,750,980	+0.29(+0.66%)
Dec 20, 2010	44.37	44.41	43.99	44.17	1,749,150	-0.03(-0.06%)
Dec 17, 2010	44.48	44.55	44.14	44.20	3,028,997	-0.31(-0.70%)
Dec 16, 2010	44.01	44.51	43.86	44.51	1,497,564	+0.57(+1.29%)
Dec 15, 2010	44.45	44.51	43.85	43.94	2,873,086	-0.66(-1.48%)
Dec 14, 2010	44.27	44.72	44.17	44.61	1,831,319	+0.49(+1.11%)
Dec 13, 2010	44.33	44.37	43.92	44.12	2,727,128	-0.11(-0.25%)
Dec 10, 2010	44.08	44.34	43.97	44.23	2,221,140	+0.38(+0.86%)
Dec 09, 2010	44.54	44.54	43.72	43.85	3,202,680	-0.52(-1.17%)
Dec 08, 2010	44.39	44.47	44.19	44.37	2,430,949	-0.01(-0.03%)
Dec 07, 2010	44.21	44.41	44.07	44.38	2,557,844	+0.45(+1.04%)
Dec 06, 2010	43.58	44.10	43.43	43.92	2,356,837	+0.35(+0.81%)
Dec 03, 2010	44.06	44.15	43.36	43.57	4,153,205	-0.57(-1.28%)
Dec 02, 2010	43.75	44.25	43.66	44.14	2,514,274	+0.47(+1.07%)

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