Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	81.94	81.94	81.69	81.81	2,699,130	-0.08(-0.10%)
Feb 28, 2012	82.00	82.02	81.84	81.89	1,076,678	-0.06(-0.07%)
Feb 27, 2012	81.86	81.95	81.81	81.95	963,950	+0.26(+0.32%)
Feb 24, 2012	81.72	81.83	81.67	81.69	1,847,034	+0.02(+0.03%)
Feb 23, 2012	81.56	81.69	81.52	81.67	1,067,332	+0.07(+0.08%)
Feb 22, 2012	81.50	81.60	81.45	81.60	1,320,227	+0.23(+0.28%)
Feb 21, 2012	81.44	81.48	81.36	81.37	1,413,224	-0.13(-0.15%)
Feb 17, 2012	81.48	81.52	81.39	81.50	1,155,807	-0.10(-0.13%)
Feb 16, 2012	81.61	81.67	81.53	81.60	1,243,853	-0.01(-0.02%)
Feb 15, 2012	81.73	81.75	81.61	81.61	1,185,347	-0.03(-0.04%)
Feb 14, 2012	81.66	81.78	81.63	81.64	1,186,290	+0.07(+0.08%)
Feb 13, 2012	81.60	81.65	81.53	81.58	1,238,560	+0.03(+0.04%)
Feb 10, 2012	81.50	81.64	81.50	81.55	967,917	+0.11(+0.14%)
Feb 09, 2012	81.52	81.56	81.38	81.44	1,446,475	-0.13(-0.16%)
Feb 08, 2012	81.59	81.65	81.49	81.57	2,003,265	-0.07(-0.08%)
Feb 07, 2012	81.59	81.67	81.50	81.64	1,308,603	-0.08(-0.10%)
Feb 06, 2012	81.63	81.72	81.54	81.72	2,510,633	+0.06(+0.07%)
Feb 03, 2012	81.47	81.69	81.41	81.66	1,546,712	-0.04(-0.05%)
Feb 02, 2012	81.65	81.75	81.59	81.70	1,600,509	+0.02(+0.03%)

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