Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	47.44	47.66	47.18	47.45	2,633,616	-0.02(-0.05%)
Feb 25, 2011	47.09	47.60	46.85	47.47	2,314,590	+0.48(+1.02%)
Feb 24, 2011	48.02	48.20	46.31	46.99	5,217,617	-1.24(-2.57%)
Feb 23, 2011	48.49	48.75	48.11	48.23	5,048,353	-0.41(-0.85%)
Feb 22, 2011	48.78	49.28	47.98	48.64	5,488,622	-0.68(-1.37%)
Feb 18, 2011	47.72	49.35	47.41	49.31	4,789,906	+1.80(+3.79%)
Feb 17, 2011	47.01	47.75	47.01	47.51	1,815,791	+0.34(+0.73%)
Feb 16, 2011	46.85	47.33	46.63	47.17	1,546,359	+0.38(+0.80%)
Feb 15, 2011	46.75	47.15	46.51	46.79	2,106,875	-0.09(-0.19%)
Feb 14, 2011	47.45	47.65	46.68	46.88	2,786,321	-0.71(-1.48%)
Feb 11, 2011	47.73	47.78	47.45	47.59	1,898,590	-0.23(-0.49%)
Feb 10, 2011	47.84	48.05	47.57	47.82	1,479,746	-0.25(-0.52%)
Feb 09, 2011	47.96	48.34	47.72	48.07	2,313,307	-0.14(-0.30%)
Feb 08, 2011	47.23	48.22	47.13	48.21	2,580,139	+1.08(+2.29%)
Feb 07, 2011	47.02	47.46	47.02	47.13	2,236,214	-0.17(-0.36%)
Feb 04, 2011	47.41	47.60	47.16	47.30	1,771,566	-0.17(-0.36%)
Feb 03, 2011	46.49	47.52	46.23	47.48	2,996,045	+0.59(+1.26%)
Feb 02, 2011	46.53	47.04	46.46	46.88	2,643,943	+0.26(+0.55%)
Feb 01, 2011	46.66	46.82	46.06	46.63	2,604,777	+0.43(+0.93%)
Jan 31, 2011	46.35	46.69	46.01	46.20	2,250,270	+0.32(+0.69%)
Jan 28, 2011	47.39	47.48	45.84	45.89	2,800,784	-1.52(-3.20%)
Jan 27, 2011	47.00	47.48	46.65	47.40	2,148,368	+0.56(+1.18%)
Jan 26, 2011	46.72	47.02	46.46	46.85	1,732,079	+0.24(+0.51%)
Jan 25, 2011	45.59	46.73	45.35	46.61	3,704,101	+1.13(+2.47%)
Jan 24, 2011	45.29	45.65	45.13	45.48	2,531,593	+0.09(+0.20%)
Jan 21, 2011	45.01	45.39	44.67	45.39	2,703,320	-0.15(-0.33%)
Jan 20, 2011	45.27	45.85	45.27	45.54	1,931,304	+0.10(+0.23%)
Jan 19, 2011	45.48	45.60	45.18	45.44	1,879,512	-0.07(-0.15%)
Jan 18, 2011	45.66	45.79	45.46	45.50	2,675,293	-0.10(-0.21%)
Jan 14, 2011	45.56	45.68	45.32	45.60	2,629,880	-0.06(-0.13%)
Jan 13, 2011	45.57	45.68	45.35	45.66	1,535,774	+0.02(+0.03%)
Jan 12, 2011	45.80	46.21	45.58	45.65	2,084,078	+0.08(+0.18%)
Jan 11, 2011	45.53	45.93	45.40	45.56	1,867,404	+0.21(+0.46%)
Jan 10, 2011	45.72	45.95	45.19	45.35	2,081,803	-0.60(-1.31%)
Jan 07, 2011	46.16	46.38	45.63	45.95	1,898,881	-0.34(-0.73%)
Jan 06, 2011	46.40	46.55	46.21	46.29	1,912,526	-0.21(-0.46%)
Jan 05, 2011	46.52	46.87	46.36	46.50	2,493,849	-0.16(-0.34%)
Jan 04, 2011	46.59	47.01	46.46	46.66	2,131,168	-0.19(-0.40%)
Jan 03, 2011	47.06	47.13	46.57	46.85	2,423,478	+0.15(+0.32%)
Dec 31, 2010	46.65	46.92	46.51	46.70	1,823,108	-0.09(-0.19%)
Dec 30, 2010	46.68	46.98	46.51	46.79	1,405,415	+0.07(+0.14%)
Dec 29, 2010	46.73	46.90	46.51	46.72	1,779,415	-0.01(-0.02%)
Dec 28, 2010	46.61	46.76	46.46	46.73	1,179,979	+0.17(+0.37%)
Dec 27, 2010	46.35	46.66	46.35	46.55	996,009	-0.05(-0.11%)
Dec 23, 2010	46.45	46.73	46.45	46.61	1,370,213	-0.01(-0.02%)
Dec 22, 2010	46.29	46.72	46.29	46.61	1,789,213	+0.26(+0.55%)
Dec 21, 2010	45.80	46.53	45.62	46.36	4,848,127	+0.63(+1.38%)
Dec 20, 2010	46.13	46.21	45.23	45.73	4,035,801	-0.07(-0.15%)
Dec 17, 2010	46.12	46.20	45.74	45.80	3,497,556	-0.33(-0.72%)
Dec 16, 2010	45.73	46.13	45.56	46.13	2,975,898	+0.53(+1.17%)
Dec 15, 2010	45.34	46.02	45.31	45.59	3,137,169	+0.08(+0.16%)
Dec 14, 2010	45.59	46.13	45.47	45.52	2,604,556	+0.05(+0.10%)
Dec 13, 2010	45.15	45.94	45.14	45.47	3,604,759	+0.50(+1.11%)
Dec 10, 2010	44.52	45.05	44.47	44.97	3,079,546	+0.58(+1.31%)
Dec 09, 2010	44.45	44.53	44.06	44.39	2,681,487	+0.07(+0.17%)
Dec 08, 2010	44.16	44.44	44.04	44.32	2,709,321	+0.12(+0.27%)
Dec 07, 2010	44.45	44.54	44.10	44.20	2,906,925	+0.13(+0.30%)
Dec 06, 2010	44.24	44.32	44.03	44.06	2,153,575	-0.28(-0.62%)
Dec 03, 2010	44.53	44.62	44.11	44.34	2,024,758	-0.31(-0.69%)
Dec 02, 2010	44.43	44.89	44.38	44.65	2,861,746	+0.27(+0.61%)

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