Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	48.35	48.74	48.13	48.36	5,619,963	+0.22(+0.46%)
Feb 25, 2011	48.48	48.52	48.03	48.14	5,694,728	-0.14(-0.30%)
Feb 24, 2011	47.98	48.60	47.85	48.28	7,932,248	+0.14(+0.29%)
Feb 23, 2011	48.98	49.34	47.72	48.14	10,959,265	-0.75(-1.53%)
Feb 22, 2011	49.52	49.71	48.69	48.89	8,984,085	-1.22(-2.43%)
Feb 18, 2011	50.11	50.45	49.86	50.11	7,689,584	+0.09(+0.18%)
Feb 17, 2011	49.36	50.06	49.26	50.02	5,853,679	+0.44(+0.89%)
Feb 16, 2011	49.05	49.67	49.05	49.58	6,495,991	+0.56(+1.15%)
Feb 15, 2011	49.00	49.27	48.61	49.01	5,913,423	+0.00(+0.00%)
Feb 14, 2011	49.21	49.35	48.88	49.01	4,997,128	-0.34(-0.69%)
Feb 11, 2011	48.92	49.56	48.74	49.35	6,483,606	+0.36(+0.74%)
Feb 10, 2011	48.29	49.14	48.20	48.99	7,961,426	+0.47(+0.96%)
Feb 09, 2011	48.46	48.53	47.80	48.53	4,697,557	+0.07(+0.15%)
Feb 08, 2011	48.22	48.53	48.05	48.46	4,548,645	+0.14(+0.30%)
Feb 07, 2011	48.31	48.44	47.86	48.31	7,348,842	-0.06(-0.12%)
Feb 04, 2011	48.45	48.54	47.89	48.37	4,547,472	+0.03(+0.07%)
Feb 03, 2011	48.16	48.52	48.09	48.34	6,250,463	+0.16(+0.34%)
Feb 02, 2011	48.66	48.70	48.09	48.18	7,672,157	-0.36(-0.74%)
Feb 01, 2011	48.15	48.93	48.01	48.54	19,154,748	+1.93(+4.15%)
Jan 31, 2011	46.08	46.63	45.78	46.60	8,252,251	+0.58(+1.26%)
Jan 28, 2011	47.45	47.47	45.96	46.02	8,671,357	-1.42(-2.99%)
Jan 27, 2011	47.60	47.76	47.14	47.44	4,758,036	+0.03(+0.05%)
Jan 26, 2011	47.52	47.70	47.16	47.42	4,348,384	+0.03(+0.05%)
Jan 25, 2011	47.62	47.76	47.15	47.39	5,870,800	-0.25(-0.52%)
Jan 24, 2011	47.35	47.66	47.14	47.64	5,003,340	+0.21(+0.44%)
Jan 21, 2011	47.51	47.56	47.14	47.43	7,072,051	+0.15(+0.32%)
Jan 20, 2011	47.10	47.40	46.84	47.28	6,438,904	+0.31(+0.67%)
Jan 19, 2011	47.44	47.56	46.71	46.97	5,159,773	-0.55(-1.15%)
Jan 18, 2011	47.31	47.63	47.27	47.51	6,717,016	+0.35(+0.75%)
Jan 14, 2011	46.89	47.42	46.87	47.16	3,723,669	+0.15(+0.32%)
Jan 13, 2011	46.75	47.16	46.56	47.01	3,685,011	+0.20(+0.42%)
Jan 12, 2011	47.01	47.11	46.69	46.82	3,839,321	+0.13(+0.28%)
Jan 11, 2011	47.05	47.06	46.38	46.69	4,650,532	-0.25(-0.54%)
Jan 10, 2011	46.68	47.19	46.50	46.94	4,277,361	-0.01(-0.01%)
Jan 07, 2011	47.38	47.45	46.20	46.95	10,982,363	-0.27(-0.57%)
Jan 06, 2011	47.42	47.49	46.99	47.22	5,154,532	-0.22(-0.46%)
Jan 05, 2011	46.95	47.64	46.94	47.44	5,213,619	+0.07(+0.15%)
Jan 04, 2011	47.43	47.59	47.07	47.36	5,893,517	-0.10(-0.22%)
Jan 03, 2011	47.62	48.08	47.41	47.47	6,504,661	+0.24(+0.51%)
Dec 31, 2010	47.27	47.54	47.18	47.23	3,157,901	-0.07(-0.14%)
Dec 30, 2010	47.29	47.57	47.19	47.29	2,217,576	+0.00(+0.00%)
Dec 29, 2010	47.36	47.49	47.20	47.29	2,282,038	-0.08(-0.18%)
Dec 28, 2010	47.47	47.59	47.29	47.38	2,509,382	+0.00(+0.00%)
Dec 27, 2010	47.18	47.60	47.09	47.38	2,478,458	+0.05(+0.11%)
Dec 23, 2010	47.42	47.48	47.18	47.32	2,368,194	-0.08(-0.18%)
Dec 22, 2010	47.54	47.62	47.29	47.41	2,353,718	-0.01(-0.03%)
Dec 21, 2010	47.50	47.62	47.41	47.42	3,270,963	+0.09(+0.19%)
Dec 20, 2010	47.78	47.85	47.06	47.33	5,405,054	-0.21(-0.44%)
Dec 17, 2010	47.98	48.07	47.42	47.54	10,472,453	-0.46(-0.95%)
Dec 16, 2010	47.01	48.11	46.57	47.99	11,142,745	+0.98(+2.09%)
Dec 15, 2010	46.95	47.37	46.86	47.01	5,410,801	-0.23(-0.48%)
Dec 14, 2010	47.53	47.55	46.94	47.24	5,928,778	-0.11(-0.23%)
Dec 13, 2010	47.66	47.66	47.31	47.35	4,578,576	-0.08(-0.16%)
Dec 10, 2010	47.73	47.87	47.08	47.43	5,231,314	-0.10(-0.21%)
Dec 09, 2010	47.05	47.88	47.05	47.53	9,669,011	+0.67(+1.43%)
Dec 08, 2010	46.68	46.96	46.45	46.86	4,507,269	+0.21(+0.45%)
Dec 07, 2010	46.95	47.12	46.59	46.65	7,675,772	+0.00(+0.00%)
Dec 06, 2010	46.64	46.86	46.34	46.65	5,376,536	-0.07(-0.15%)
Dec 03, 2010	46.49	46.77	46.11	46.72	5,931,812	-0.04(-0.08%)
Dec 02, 2010	46.49	46.98	46.48	46.76	6,937,870	+0.27(+0.59%)

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