Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	54.44	55.08	54.13	54.62	1,762,867	+0.30(+0.55%)
Feb 25, 2011	53.74	54.61	53.73	54.32	2,058,934	+0.87(+1.62%)
Feb 24, 2011	53.94	54.30	53.22	53.45	2,100,605	-0.39(-0.73%)
Feb 23, 2011	55.37	55.60	53.84	53.85	3,178,525	-0.47(-0.87%)
Feb 22, 2011	54.94	55.36	54.27	54.32	3,796,787	-1.52(-2.71%)
Feb 18, 2011	55.29	57.14	54.81	55.84	3,305,426	+1.30(+2.38%)
Feb 17, 2011	53.40	54.58	53.27	54.54	2,107,088	+0.82(+1.53%)
Feb 16, 2011	53.26	53.83	53.11	53.72	1,375,846	+0.56(+1.05%)
Feb 15, 2011	52.99	53.31	52.87	53.16	983,726	-0.10(-0.18%)
Feb 14, 2011	53.08	53.42	53.01	53.25	751,965	+0.13(+0.25%)
Feb 11, 2011	52.33	53.24	52.14	53.12	2,245,453	+0.51(+0.97%)
Feb 10, 2011	51.72	52.87	51.72	52.61	2,476,876	+0.60(+1.15%)
Feb 09, 2011	52.53	52.64	51.54	52.02	2,684,401	-0.52(-0.98%)
Feb 08, 2011	52.63	53.01	52.36	52.53	2,037,878	-0.03(-0.05%)
Feb 07, 2011	53.12	53.17	52.52	52.56	3,158,920	-0.58(-1.09%)
Feb 04, 2011	53.01	53.22	52.55	53.14	2,791,228	+0.13(+0.25%)
Feb 03, 2011	52.76	53.11	52.59	53.01	2,601,403	-0.02(-0.03%)
Feb 02, 2011	52.50	53.15	52.16	53.03	2,287,327	+0.27(+0.51%)
Feb 01, 2011	52.00	52.92	51.97	52.75	1,913,414	+0.92(+1.77%)
Jan 31, 2011	51.40	52.07	51.26	51.83	2,284,438	+0.51(+0.99%)
Jan 28, 2011	51.68	51.87	51.19	51.33	2,953,051	-0.44(-0.85%)
Jan 27, 2011	50.83	53.17	50.47	51.76	5,912,705	+3.33(+6.87%)
Jan 26, 2011	49.46	49.56	48.10	48.43	3,877,032	-0.96(-1.95%)
Jan 25, 2011	48.24	49.50	48.04	49.40	3,006,974	+0.83(+1.71%)
Jan 24, 2011	49.28	49.49	48.34	48.57	2,193,602	-0.81(-1.65%)
Jan 21, 2011	49.34	50.17	49.01	49.38	2,587,101	+0.46(+0.93%)
Jan 20, 2011	49.03	49.36	48.69	48.92	1,813,012	-0.08(-0.16%)
Jan 19, 2011	49.30	49.59	48.81	49.00	2,408,094	-0.20(-0.41%)
Jan 18, 2011	48.90	49.36	48.70	49.21	1,790,627	+0.34(+0.70%)
Jan 14, 2011	48.30	48.95	48.21	48.86	1,653,732	+0.29(+0.60%)
Jan 13, 2011	48.71	48.78	48.40	48.57	1,289,013	-0.23(-0.47%)
Jan 12, 2011	48.31	48.80	48.01	48.80	2,400,827	+0.71(+1.48%)
Jan 11, 2011	47.18	48.62	47.15	48.09	3,639,559	+1.66(+3.57%)
Jan 10, 2011	46.23	46.51	46.01	46.44	2,553,870	+0.36(+0.78%)
Jan 07, 2011	46.22	46.24	45.69	46.08	3,066,659	-0.01(-0.02%)
Jan 06, 2011	47.33	47.35	45.70	46.09	4,899,354	-1.47(-3.09%)
Jan 05, 2011	47.30	47.56	47.23	47.56	2,057,791	+0.03(+0.07%)
Jan 04, 2011	48.15	48.29	47.40	47.52	2,054,732	-0.64(-1.33%)
Jan 03, 2011	47.40	48.23	47.17	48.16	2,161,403	+1.13(+2.40%)
Dec 31, 2010	47.23	47.45	46.95	47.03	821,408	-0.19(-0.41%)
Dec 30, 2010	47.24	47.45	47.04	47.23	775,675	-0.06(-0.13%)
Dec 29, 2010	47.58	47.79	47.29	47.29	692,067	-0.17(-0.35%)
Dec 28, 2010	47.72	47.79	47.44	47.45	879,442	-0.25(-0.53%)
Dec 27, 2010	47.49	47.78	47.33	47.71	660,828	+0.03(+0.06%)
Dec 23, 2010	48.00	48.18	47.59	47.68	1,013,598	-0.48(-1.00%)
Dec 22, 2010	47.42	48.16	47.23	48.16	1,444,119	+0.76(+1.61%)
Dec 21, 2010	47.61	47.96	47.31	47.40	2,004,830	-0.34(-0.72%)
Dec 20, 2010	47.93	47.93	47.43	47.74	1,924,945	-0.01(-0.02%)
Dec 17, 2010	47.30	47.95	47.19	47.75	3,059,757	+0.32(+0.68%)
Dec 16, 2010	47.02	47.48	46.54	47.43	2,217,234	+0.38(+0.80%)
Dec 15, 2010	46.84	47.75	46.75	47.05	3,274,355	+0.07(+0.15%)
Dec 14, 2010	45.84	47.18	45.84	46.98	2,596,353	+1.10(+2.41%)
Dec 13, 2010	46.67	46.72	45.82	45.88	1,956,261	-0.66(-1.41%)
Dec 10, 2010	45.56	46.62	45.41	46.53	2,752,370	+1.10(+2.41%)
Dec 09, 2010	45.19	45.48	44.95	45.44	1,733,684	+0.39(+0.88%)
Dec 08, 2010	44.04	45.12	44.04	45.04	2,515,969	+1.00(+2.27%)
Dec 07, 2010	44.15	44.30	43.83	44.04	3,007,844	+0.31(+0.70%)
Dec 06, 2010	43.67	44.02	43.46	43.74	1,519,294	-0.09(-0.20%)
Dec 03, 2010	43.72	44.14	43.64	43.83	2,125,207	-0.11(-0.24%)
Dec 02, 2010	43.82	44.11	43.80	43.93	2,303,138	+0.01(+0.02%)

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