Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	52.19	52.89	51.91	52.70	6,246,762	+0.82(+1.58%)
Feb 25, 2011	51.30	52.00	51.13	51.88	7,385,113	+0.81(+1.59%)
Feb 24, 2011	52.83	52.83	50.85	51.07	9,379,609	-1.46(-2.78%)
Feb 23, 2011	51.87	53.01	51.61	52.53	10,336,617	-0.34(-0.64%)
Feb 22, 2011	52.61	52.87	42.65	52.87	12,152,074	+1.47(+2.85%)
Feb 18, 2011	51.06	51.90	50.88	51.40	10,363,825	+0.76(+1.50%)
Feb 17, 2011	50.97	51.00	50.23	50.64	10,678,927	+0.92(+1.85%)
Feb 16, 2011	49.66	49.82	49.05	49.72	9,399,910	+0.53(+1.08%)
Feb 15, 2011	49.10	49.52	49.04	49.19	9,306,845	+0.66(+1.36%)
Feb 14, 2011	47.77	48.63	47.72	48.53	8,353,080	+1.04(+2.19%)
Feb 11, 2011	47.92	48.48	47.26	47.49	9,634,620	-0.23(-0.48%)
Feb 10, 2011	47.60	47.96	47.10	47.72	6,978,441	-0.30(-0.62%)
Feb 09, 2011	48.71	48.92	47.69	48.02	7,519,496	-0.67(-1.38%)
Feb 08, 2011	48.67	48.86	48.23	48.69	8,126,189	+0.86(+1.80%)
Feb 07, 2011	48.36	48.43	47.63	47.83	7,871,165	-0.28(-0.58%)
Feb 04, 2011	49.15	49.22	47.92	48.11	7,532,556	-0.56(-1.15%)
Feb 03, 2011	47.62	48.87	47.31	48.67	9,643,658	+1.14(+2.40%)
Feb 02, 2011	48.31	48.36	47.18	47.53	7,534,832	-0.73(-1.51%)
Feb 01, 2011	48.24	48.48	47.39	48.26	12,299,652	+0.75(+1.58%)
Jan 31, 2011	47.13	47.59	46.70	47.51	10,442,861	+0.21(+0.44%)
Jan 28, 2011	46.28	48.42	46.15	47.30	16,266,324	+0.93(+2.01%)
Jan 27, 2011	47.74	47.79	46.26	46.37	11,405,875	-1.43(-2.99%)
Jan 26, 2011	46.21	47.84	46.04	47.80	13,498,484	+1.67(+3.62%)
Jan 25, 2011	46.05	46.53	45.60	46.13	13,583,117	-0.24(-0.52%)
Jan 24, 2011	47.07	47.37	46.12	46.37	7,541,505	-0.58(-1.24%)
Jan 21, 2011	47.03	47.61	46.60	46.95	9,347,817	-0.03(-0.06%)
Jan 20, 2011	46.89	47.08	45.75	46.98	16,184,002	-0.72(-1.51%)
Jan 19, 2011	48.76	48.76	47.48	47.70	7,720,959	-0.46(-0.96%)
Jan 18, 2011	47.89	48.27	47.52	48.16	8,697,537	+1.08(+2.29%)
Jan 14, 2011	47.23	47.25	46.29	47.08	19,769,896	-0.36(-0.76%)
Jan 13, 2011	50.29	50.33	47.30	47.44	14,808,146	-2.56(-5.12%)
Jan 12, 2011	50.31	50.35	49.29	50.00	7,622,968	+0.03(+0.06%)
Jan 11, 2011	49.89	50.08	49.26	49.97	6,764,700	+0.92(+1.88%)
Jan 10, 2011	49.45	49.54	48.71	49.05	6,636,953	-0.05(-0.10%)
Jan 07, 2011	49.10	49.96	48.97	49.10	8,105,885	-0.16(-0.32%)
Jan 06, 2011	50.17	50.26	48.69	49.26	14,160,188	-0.64(-1.28%)
Jan 05, 2011	51.17	51.24	49.89	49.90	16,166,929	-1.77(-3.43%)
Jan 04, 2011	52.23	52.42	50.60	51.67	11,896,389	-0.92(-1.75%)
Jan 03, 2011	53.92	53.93	52.39	52.59	6,088,816	-0.59(-1.11%)
Dec 31, 2010	52.86	53.46	52.60	53.18	3,579,160	+0.58(+1.10%)
Dec 30, 2010	53.13	53.26	52.45	52.60	2,943,699	-0.48(-0.90%)
Dec 29, 2010	53.32	53.38	52.67	53.08	4,043,952	+0.12(+0.23%)
Dec 28, 2010	52.55	53.20	52.18	52.96	4,250,235	+1.36(+2.64%)
Dec 27, 2010	51.60	51.72	50.96	51.60	2,007,764	-0.03(-0.06%)
Dec 23, 2010	51.07	51.97	50.70	51.63	3,681,707	+0.41(+0.80%)
Dec 22, 2010	51.80	51.80	51.17	51.22	3,381,795	-0.46(-0.89%)
Dec 21, 2010	51.98	52.01	51.38	51.68	3,588,005	-0.40(-0.77%)
Dec 20, 2010	52.03	52.28	51.62	52.08	3,835,829	+0.45(+0.87%)
Dec 17, 2010	51.95	52.00	50.65	51.63	7,570,202	+0.00(+0.00%)
Dec 16, 2010	52.07	52.22	50.72	51.63	10,810,338	-0.90(-1.71%)
Dec 15, 2010	52.62	53.20	52.29	52.53	7,217,224	-0.62(-1.17%)
Dec 14, 2010	54.01	54.04	52.86	53.15	6,978,026	-0.73(-1.35%)
Dec 13, 2010	54.15	54.47	53.59	53.88	6,249,390	+0.58(+1.09%)
Dec 10, 2010	53.04	53.67	52.66	53.30	6,270,221	-0.08(-0.15%)
Dec 09, 2010	53.74	53.74	52.84	53.38	5,995,334	+0.43(+0.81%)
Dec 08, 2010	53.55	54.14	52.67	52.95	10,765,551	-1.21(-2.23%)
Dec 07, 2010	55.54	55.72	53.91	54.16	9,491,675	-0.67(-1.22%)
Dec 06, 2010	54.33	54.98	54.02	54.83	10,005,084	+0.83(+1.54%)
Dec 03, 2010	53.80	55.38	53.78	54.00	12,022,622	+0.71(+1.33%)
Dec 02, 2010	52.78	53.77	52.78	53.29	9,217,356	+0.85(+1.62%)

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