Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	54.85	55.17	54.59	54.92	1,834,229	+0.39(+0.72%)
Feb 25, 2011	54.35	55.08	54.01	54.53	2,256,217	+0.41(+0.76%)
Feb 24, 2011	54.22	55.07	53.31	54.12	4,065,841	-0.06(-0.11%)
Feb 23, 2011	56.35	56.35	53.41	54.18	4,982,137	-2.18(-3.87%)
Feb 22, 2011	56.52	57.67	56.22	56.36	3,060,769	-1.92(-3.29%)
Feb 18, 2011	56.55	58.28	56.53	58.28	3,187,355	+1.63(+2.88%)
Feb 17, 2011	56.96	57.49	56.59	56.65	2,203,321	-0.68(-1.19%)
Feb 16, 2011	57.55	58.10	57.11	57.33	1,794,936	-0.04(-0.07%)
Feb 15, 2011	57.73	57.99	57.22	57.37	1,954,918	-0.60(-1.04%)
Feb 14, 2011	57.72	58.04	57.50	57.97	1,844,450	+0.11(+0.19%)
Feb 11, 2011	57.44	58.02	57.16	57.86	2,057,278	+0.25(+0.43%)
Feb 10, 2011	57.12	57.65	56.87	57.61	2,107,701	+0.20(+0.35%)
Feb 09, 2011	57.05	57.80	56.70	57.41	2,612,167	+0.20(+0.35%)
Feb 08, 2011	56.03	57.26	55.96	57.21	3,101,134	+1.32(+2.36%)
Feb 07, 2011	55.02	56.19	54.95	55.89	4,060,061	+1.30(+2.38%)
Feb 04, 2011	54.20	54.70	53.71	54.59	3,381,961	+0.39(+0.72%)
Feb 03, 2011	54.10	54.68	53.77	54.20	3,095,122	+0.34(+0.63%)
Feb 02, 2011	53.86	54.04	52.93	53.86	3,068,766	-0.14(-0.26%)

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