Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	61.41	62.19	61.41	61.98	1,033,679	+0.83(+1.36%)
Feb 25, 2011	60.74	61.51	60.44	61.15	1,818,120	+1.12(+1.87%)
Feb 24, 2011	60.53	61.42	59.08	60.03	1,105,738	-0.51(-0.84%)
Feb 23, 2011	61.50	61.82	58.49	60.54	1,697,155	-1.10(-1.78%)
Feb 22, 2011	62.74	63.47	61.14	61.64	1,000,822	-2.00(-3.14%)
Feb 18, 2011	64.32	64.33	63.20	63.64	628,816	-0.70(-1.09%)
Feb 17, 2011	65.11	65.22	63.98	64.34	928,048	-0.89(-1.36%)
Feb 16, 2011	65.55	65.62	64.83	65.23	906,963	+0.47(+0.73%)
Feb 15, 2011	65.50	65.60	64.51	64.76	635,637	-0.80(-1.22%)
Feb 14, 2011	65.66	67.37	65.38	65.56	1,112,454	+0.33(+0.51%)
Feb 11, 2011	64.27	65.40	64.13	65.23	603,151	+0.64(+0.99%)
Feb 10, 2011	63.79	64.68	63.41	64.59	482,255	+0.52(+0.81%)
Feb 09, 2011	64.90	65.19	63.47	64.07	1,408,388	-1.32(-2.02%)
Feb 08, 2011	64.72	65.43	64.24	65.39	599,009	+0.64(+0.99%)
Feb 07, 2011	63.95	65.40	63.95	64.75	725,425	+0.87(+1.36%)
Feb 04, 2011	63.60	64.38	63.49	63.88	798,846	+0.39(+0.61%)
Feb 03, 2011	61.53	64.06	61.53	63.49	1,433,404	+2.18(+3.56%)
Feb 02, 2011	63.61	63.61	60.85	61.31	1,790,913	-2.26(-3.56%)
Feb 01, 2011	65.39	65.92	63.46	63.57	2,298,143	-1.28(-1.97%)
Jan 31, 2011	63.76	65.15	63.53	64.85	1,366,078	+1.33(+2.09%)
Jan 28, 2011	65.08	65.30	62.62	63.52	1,309,865	-1.46(-2.25%)
Jan 27, 2011	64.70	65.83	64.51	64.98	1,120,568	+0.05(+0.08%)
Jan 26, 2011	63.62	64.95	63.54	64.93	2,147,451	+1.84(+2.92%)
Jan 25, 2011	64.31	66.39	62.21	63.09	5,033,265	+3.26(+5.45%)
Jan 24, 2011	59.68	60.28	58.84	59.83	1,617,464	+0.09(+0.15%)
Jan 21, 2011	60.17	60.44	58.97	59.74	1,859,574	+0.07(+0.12%)
Jan 20, 2011	60.01	60.18	58.20	59.67	1,584,653	-1.01(-1.66%)
Jan 19, 2011	63.06	63.06	60.17	60.68	1,745,844	-2.10(-3.35%)
Jan 18, 2011	63.04	63.45	62.50	62.78	949,943	-0.32(-0.51%)
Jan 14, 2011	62.52	63.60	62.38	63.10	1,078,685	+0.30(+0.48%)
Jan 13, 2011	63.75	64.12	62.28	62.80	1,598,179	-0.08(-0.13%)
Jan 12, 2011	62.51	63.36	62.20	62.88	1,223,012	+0.90(+1.45%)
Jan 11, 2011	60.85	62.61	60.85	61.98	1,630,083	+1.48(+2.45%)
Jan 10, 2011	59.33	60.65	59.25	60.50	1,291,410	+0.90(+1.51%)
Jan 07, 2011	58.76	59.84	58.20	59.60	1,354,029	+1.08(+1.85%)
Jan 06, 2011	58.59	59.26	57.93	58.52	1,018,463	+0.43(+0.74%)
Jan 05, 2011	56.72	58.66	56.72	58.09	2,082,840	+1.60(+2.83%)
Jan 04, 2011	57.50	57.52	55.81	56.49	1,607,361	-0.68(-1.19%)
Jan 03, 2011	58.33	58.33	57.06	57.17	1,740,522	-0.74(-1.28%)
Dec 31, 2010	57.93	58.33	57.75	57.91	550,852	-0.09(-0.16%)
Dec 30, 2010	58.00	58.61	57.84	58.00	901,213	-0.15(-0.26%)
Dec 29, 2010	57.85	58.81	57.80	58.15	855,746	+0.21(+0.36%)
Dec 28, 2010	58.01	58.53	57.64	57.94	788,012	-0.25(-0.43%)
Dec 27, 2010	57.56	58.37	57.03	58.19	851,808	+0.64(+1.11%)
Dec 23, 2010	57.46	58.72	57.27	57.55	1,809,424	+0.38(+0.66%)
Dec 22, 2010	56.49	58.84	56.18	57.17	2,477,258	-2.00(-3.38%)
Dec 21, 2010	58.38	59.97	57.50	59.17	1,570,575	+1.35(+2.33%)
Dec 20, 2010	58.74	58.83	57.55	57.82	1,322,066	-0.67(-1.15%)
Dec 17, 2010	59.33	59.70	58.21	58.49	1,442,533	-0.99(-1.66%)
Dec 16, 2010	59.13	59.65	58.95	59.48	709,330	+0.25(+0.42%)
Dec 15, 2010	58.79	60.25	58.46	59.23	1,558,966	+0.32(+0.54%)
Dec 14, 2010	58.65	59.64	58.19	58.91	1,002,752	+0.46(+0.79%)
Dec 13, 2010	58.58	59.63	58.24	58.45	1,514,031	+0.42(+0.72%)
Dec 10, 2010	58.53	58.84	57.90	58.03	686,964	-0.07(-0.12%)
Dec 09, 2010	58.17	58.99	57.11	58.10	1,348,189	+0.65(+1.13%)
Dec 08, 2010	57.86	58.02	56.72	57.45	960,782	-0.35(-0.61%)
Dec 07, 2010	58.96	59.25	57.58	57.80	2,349,549	-0.18(-0.31%)
Dec 06, 2010	58.11	58.39	57.35	57.98	1,394,655	-0.67(-1.14%)
Dec 03, 2010	56.39	58.89	56.04	58.65	2,103,849	+2.08(+3.68%)
Dec 02, 2010	54.62	58.49	54.62	56.57	4,226,556	+2.08(+3.82%)

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