Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	83.01	83.08	82.98	83.08	1,616,565	+0.08(+0.09%)
Feb 27, 2013	83.08	83.09	82.92	83.01	694,020	+0.02(+0.03%)
Feb 26, 2013	82.94	83.09	82.94	82.98	1,068,825	-0.02(-0.03%)
Feb 25, 2013	82.68	83.04	82.61	83.01	1,576,029	+0.31(+0.38%)
Feb 22, 2013	82.69	82.72	82.68	82.69	1,274,761	+0.05(+0.05%)
Feb 21, 2013	82.65	82.74	82.64	82.65	1,106,545	+0.05(+0.05%)
Feb 20, 2013	82.53	82.65	82.48	82.60	2,706,471	+0.05(+0.06%)
Feb 19, 2013	82.65	82.68	82.51	82.55	1,855,893	-0.10(-0.12%)
Feb 15, 2013	82.60	82.65	82.50	82.65	2,487,422	+0.01(+0.01%)
Feb 14, 2013	82.47	82.64	82.47	82.64	976,333	+0.15(+0.18%)
Feb 13, 2013	82.41	82.53	82.41	82.49	1,203,480	-0.08(-0.10%)
Feb 12, 2013	82.53	82.59	82.52	82.57	889,406	-0.02(-0.02%)
Feb 11, 2013	82.65	82.65	82.56	82.59	1,846,319	-0.08(-0.10%)
Feb 08, 2013	82.59	82.67	82.50	82.67	908,931	+0.02(+0.03%)
Feb 07, 2013	82.59	82.71	82.58	82.65	1,531,203	+0.03(+0.04%)
Feb 06, 2013	82.55	82.65	82.54	82.62	1,640,172	-0.03(-0.04%)
Feb 04, 2013	82.53	82.67	82.53	82.65	1,074,263	+0.23(+0.28%)

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