Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	46.71	46.90	46.54	46.79	2,780,630	-0.35(-0.75%)
Feb 25, 2011	47.18	47.18	46.91	47.14	3,923,508	+0.56(+1.19%)
Feb 24, 2011	46.37	46.63	46.07	46.59	4,833,113	+0.01(+0.02%)
Feb 23, 2011	46.92	47.11	46.21	46.58	4,237,079	-0.23(-0.50%)
Feb 22, 2011	46.81	47.18	46.19	46.81	12,145,310	-1.92(-3.94%)
Feb 18, 2011	48.70	48.84	48.51	48.73	2,950,125	+0.60(+1.26%)
Feb 17, 2011	47.93	48.18	47.65	48.13	3,168,328	+0.10(+0.20%)
Feb 16, 2011	47.97	48.12	47.85	48.03	5,887,480	-0.02(-0.03%)
Feb 15, 2011	48.19	48.24	48.00	48.05	4,112,043	-0.03(-0.07%)
Feb 14, 2011	48.06	48.22	48.00	48.08	3,571,874	+0.29(+0.61%)
Feb 11, 2011	47.09	47.99	46.99	47.79	9,771,192	-0.60(-1.23%)
Feb 10, 2011	47.89	48.46	47.80	48.39	6,621,661	-0.85(-1.72%)
Feb 09, 2011	49.44	49.51	49.04	49.23	7,445,593	-1.33(-2.63%)
Feb 08, 2011	50.47	50.59	50.13	50.56	2,810,316	-0.17(-0.33%)
Feb 07, 2011	50.78	50.99	50.61	50.73	3,045,884	-0.15(-0.30%)
Feb 04, 2011	50.82	51.08	50.51	50.88	3,060,422	+0.07(+0.14%)
Feb 03, 2011	50.75	51.04	50.60	50.81	3,062,930	-0.11(-0.22%)
Feb 02, 2011	50.97	51.36	50.82	50.92	4,416,420	-0.10(-0.21%)
Feb 01, 2011	50.09	51.20	49.92	51.03	16,999,044	+1.55(+3.13%)
Jan 31, 2011	49.68	49.94	49.47	49.48	6,790,570	+0.03(+0.07%)
Jan 28, 2011	51.03	51.09	49.23	49.45	7,667,631	-1.54(-3.02%)
Jan 27, 2011	50.96	51.07	50.75	50.99	2,703,789	+0.30(+0.59%)
Jan 26, 2011	50.64	50.92	50.49	50.69	3,827,362	+1.00(+2.01%)
Jan 25, 2011	49.84	49.98	49.59	49.69	5,767,003	-0.26(-0.52%)
Jan 24, 2011	49.54	50.01	49.48	49.95	2,601,425	+0.70(+1.42%)
Jan 21, 2011	49.72	49.77	49.14	49.25	4,652,152	-0.96(-1.91%)
Jan 20, 2011	50.13	50.41	49.76	50.21	3,239,207	-0.37(-0.73%)
Jan 19, 2011	50.81	51.06	50.38	50.58	3,398,100	+0.00(+0.00%)
Jan 18, 2011	50.57	50.70	50.37	50.58	3,413,874	-0.18(-0.35%)
Jan 14, 2011	50.38	50.82	50.38	50.75	1,893,926	+0.52(+1.03%)
Jan 13, 2011	50.28	50.28	49.99	50.24	3,372,281	-0.38(-0.75%)
Jan 12, 2011	50.33	50.69	50.31	50.62	4,149,269	+1.00(+2.01%)
Jan 11, 2011	49.67	49.73	49.42	49.62	2,187,080	+0.52(+1.07%)
Jan 10, 2011	49.34	49.37	48.93	49.09	2,918,679	-0.74(-1.49%)
Jan 07, 2011	49.63	50.04	49.45	49.84	4,156,052	+0.27(+0.54%)
Jan 06, 2011	49.95	49.97	49.51	49.57	3,488,211	-0.35(-0.69%)
Jan 05, 2011	49.58	50.02	49.58	49.92	3,624,271	+0.02(+0.03%)
Jan 04, 2011	50.01	50.14	49.60	49.90	2,592,309	+0.11(+0.23%)
Jan 03, 2011	49.58	49.92	49.58	49.79	2,737,226	+0.48(+0.96%)
Dec 31, 2010	49.03	49.34	48.98	49.31	2,415,028	+0.29(+0.59%)
Dec 30, 2010	48.59	49.04	48.59	49.02	4,491,014	+0.91(+1.89%)
Dec 29, 2010	47.94	48.23	47.89	48.11	2,219,923	+0.62(+1.31%)
Dec 28, 2010	47.06	47.54	47.06	47.49	1,631,678	+0.39(+0.84%)
Dec 27, 2010	46.91	47.19	46.74	47.10	2,091,490	-0.22(-0.46%)
Dec 23, 2010	47.23	47.31	47.12	47.31	1,860,508	-0.07(-0.15%)
Dec 22, 2010	47.33	47.45	47.29	47.39	1,998,183	+0.14(+0.29%)
Dec 21, 2010	47.30	47.46	47.25	47.25	2,794,058	+0.39(+0.82%)
Dec 20, 2010	46.81	46.96	46.65	46.86	4,556,302	+0.33(+0.71%)
Dec 17, 2010	46.66	46.66	46.32	46.54	2,080,327	-0.04(-0.09%)
Dec 16, 2010	46.13	46.65	45.91	46.58	6,058,705	+0.46(+1.01%)
Dec 15, 2010	46.49	46.52	45.93	46.11	3,064,330	-0.87(-1.84%)
Dec 14, 2010	46.79	47.02	46.77	46.98	2,336,300	+0.33(+0.70%)
Dec 13, 2010	46.50	46.79	46.50	46.65	1,913,620	+0.22(+0.47%)
Dec 10, 2010	46.30	46.52	46.14	46.43	1,747,228	+0.02(+0.05%)
Dec 09, 2010	46.27	46.46	46.13	46.41	3,019,640	+0.67(+1.47%)
Dec 08, 2010	45.64	45.73	45.31	45.73	2,701,186	-0.22(-0.47%)
Dec 07, 2010	46.31	46.38	45.88	45.95	2,406,474	+0.13(+0.28%)
Dec 06, 2010	45.66	45.90	45.55	45.82	3,389,681	-0.10(-0.21%)
Dec 03, 2010	45.55	46.05	45.55	45.92	3,289,341	+0.60(+1.33%)
Dec 02, 2010	44.83	45.38	44.77	45.32	3,360,645	+0.75(+1.67%)

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