Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	50.10	50.53	49.96	50.33	2,479,790	+0.32(+0.64%)
Feb 25, 2011	49.47	50.15	49.47	50.01	2,569,174	+0.64(+1.30%)
Feb 24, 2011	48.98	49.48	48.67	49.37	2,939,417	+0.10(+0.20%)
Feb 23, 2011	49.69	50.08	48.56	49.27	3,541,381	-0.45(-0.91%)
Feb 22, 2011	50.96	51.05	49.57	49.72	4,624,873	-1.45(-2.83%)
Feb 18, 2011	51.42	51.64	50.85	51.17	2,372,862	-0.21(-0.41%)
Feb 17, 2011	51.13	51.44	50.83	51.38	2,875,084	+0.20(+0.39%)
Feb 16, 2011	50.98	51.48	50.82	51.18	3,120,205	+0.45(+0.89%)
Feb 15, 2011	50.08	50.86	49.90	50.73	3,103,880	+0.43(+0.85%)
Feb 14, 2011	49.70	50.40	49.30	50.30	3,072,965	+0.53(+1.06%)
Feb 11, 2011	49.22	49.82	49.08	49.77	2,319,739	+0.30(+0.61%)
Feb 10, 2011	49.35	49.77	49.09	49.47	2,830,882	-0.03(-0.06%)
Feb 09, 2011	49.59	49.79	49.14	49.50	2,217,500	-0.09(-0.18%)
Feb 08, 2011	49.53	49.98	49.40	49.59	2,438,626	+0.19(+0.38%)
Feb 07, 2011	49.34	49.87	49.10	49.40	3,817,496	+0.10(+0.20%)
Feb 04, 2011	49.35	49.64	48.78	49.30	3,621,975	-0.06(-0.12%)
Feb 03, 2011	49.11	50.17	49.00	49.36	8,248,300	+1.63(+3.42%)
Feb 02, 2011	47.67	47.91	47.27	47.73	3,843,854	+0.31(+0.65%)
Feb 01, 2011	46.93	47.76	46.76	47.42	3,224,292	+0.66(+1.41%)
Jan 31, 2011	46.49	46.97	46.34	46.76	3,755,110	+0.36(+0.78%)
Jan 28, 2011	47.75	48.24	46.27	46.40	5,504,716	-1.19(-2.50%)
Jan 27, 2011	47.77	48.26	47.55	47.59	3,916,799	-0.18(-0.38%)
Jan 26, 2011	48.15	48.26	47.75	47.77	3,322,024	-0.23(-0.48%)
Jan 25, 2011	48.27	48.41	47.80	48.00	3,188,876	-0.22(-0.46%)
Jan 24, 2011	48.24	48.42	48.05	48.22	3,001,409	-0.05(-0.10%)
Jan 21, 2011	48.76	48.79	48.06	48.27	4,008,081	-0.37(-0.76%)
Jan 20, 2011	49.27	49.51	48.53	48.64	3,912,776	-0.65(-1.32%)
Jan 19, 2011	49.31	49.41	48.95	49.29	3,288,161	+0.04(+0.08%)
Jan 18, 2011	47.83	49.51	47.78	49.25	5,576,254	+1.41(+2.95%)
Jan 14, 2011	48.61	48.67	47.80	47.84	4,968,128	-1.06(-2.17%)
Jan 13, 2011	49.24	49.42	48.82	48.90	2,323,580	-0.25(-0.51%)
Jan 12, 2011	49.41	49.59	49.09	49.15	2,267,306	-0.12(-0.24%)
Jan 11, 2011	49.95	49.98	49.19	49.27	2,228,419	-0.32(-0.65%)
Jan 10, 2011	49.40	49.83	49.10	49.59	2,997,407	+0.07(+0.14%)
Jan 07, 2011	49.01	49.62	48.89	49.52	3,379,477	+0.61(+1.25%)
Jan 06, 2011	48.95	49.06	48.53	48.91	4,095,225	+0.34(+0.70%)
Jan 05, 2011	48.13	48.80	48.00	48.57	3,698,871	+0.23(+0.48%)
Jan 04, 2011	49.08	49.10	47.77	48.34	4,908,445	-0.84(-1.71%)
Jan 03, 2011	49.30	49.51	48.98	49.18	3,403,836	+0.13(+0.27%)
Dec 31, 2010	49.18	49.41	49.02	49.05	1,147,202	-0.26(-0.53%)
Dec 30, 2010	49.58	49.65	49.18	49.31	1,205,151	-0.29(-0.58%)
Dec 29, 2010	49.38	49.86	49.35	49.60	1,763,313	+0.37(+0.75%)
Dec 28, 2010	49.57	49.64	48.92	49.23	1,479,715	-0.29(-0.59%)
Dec 27, 2010	49.68	49.68	49.20	49.52	1,002,862	-0.14(-0.28%)
Dec 23, 2010	49.99	50.27	49.54	49.66	1,630,907	-0.43(-0.86%)
Dec 22, 2010	50.07	50.30	49.69	50.09	1,465,919	+0.07(+0.14%)
Dec 21, 2010	49.71	50.13	49.47	50.02	2,072,850	+0.40(+0.81%)
Dec 20, 2010	50.16	50.17	49.45	49.62	2,328,524	-0.43(-0.86%)
Dec 17, 2010	50.08	50.28	49.68	50.05	3,724,141	+0.03(+0.06%)
Dec 16, 2010	49.34	50.06	49.12	50.02	3,304,574	+0.68(+1.38%)
Dec 15, 2010	49.40	49.66	49.15	49.34	3,286,106	-0.12(-0.24%)
Dec 14, 2010	49.52	49.75	49.24	49.46	2,620,807	-0.01(-0.02%)
Dec 13, 2010	50.34	50.61	49.46	49.47	2,901,241	-0.79(-1.57%)
Dec 10, 2010	49.69	50.43	49.69	50.26	2,985,025	+0.60(+1.21%)
Dec 09, 2010	50.64	50.73	49.50	49.66	5,546,436	-0.61(-1.21%)
Dec 08, 2010	50.07	50.32	49.24	50.27	3,505,356	-0.15(-0.30%)
Dec 07, 2010	50.27	50.79	49.95	50.42	3,063,256	+0.51(+1.02%)
Dec 06, 2010	50.39	50.47	49.74	49.91	2,819,779	-0.66(-1.31%)
Dec 03, 2010	50.66	50.80	50.11	50.57	2,846,357	-0.37(-0.73%)
Dec 02, 2010	50.43	51.30	50.42	50.94	2,864,007	+0.53(+1.05%)

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