Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	82.61	82.61	82.57	82.60	159,116	-0.02(-0.02%)
May 30, 2012	82.66	82.66	82.59	82.62	251,202	+0.02(+0.03%)
May 29, 2012	82.65	82.65	82.59	82.59	281,588	-0.05(-0.06%)
May 25, 2012	82.56	82.64	82.56	82.64	113,921	+0.07(+0.09%)
May 24, 2012	82.63	82.63	82.57	82.57	220,899	-0.07(-0.08%)
May 23, 2012	82.61	82.64	82.61	82.64	117,743	+0.01(+0.01%)
May 22, 2012	82.59	82.63	82.59	82.63	246,594	-0.01(-0.01%)
May 21, 2012	82.61	82.65	82.59	82.64	188,338	+0.02(+0.03%)
May 18, 2012	82.59	82.64	82.59	82.61	122,821	-0.02(-0.02%)
May 17, 2012	82.64	82.64	82.59	82.63	183,742	-0.03(-0.04%)
May 16, 2012	82.62	82.66	82.62	82.66	207,675	-0.01(-0.01%)
May 15, 2012	82.68	82.68	82.64	82.67	199,116	-0.02(-0.02%)
May 14, 2012	82.66	82.71	82.65	82.68	189,236	+0.02(+0.03%)
May 11, 2012	82.69	82.69	82.64	82.66	120,176	+0.02(+0.02%)
May 10, 2012	82.65	82.68	82.64	82.64	171,217	-0.05(-0.06%)
May 09, 2012	82.70	82.70	82.66	82.69	328,437	+0.04(+0.05%)
May 08, 2012	82.69	82.69	82.64	82.65	326,266	-0.03(-0.04%)
May 07, 2012	82.71	82.71	82.66	82.68	374,798	+0.00(+0.00%)
May 04, 2012	82.69	82.69	82.65	82.68	218,823	+0.01(+0.01%)
May 03, 2012	82.62	82.69	82.61	82.68	351,089	+0.07(+0.08%)
May 02, 2012	82.59	82.64	82.59	82.61	198,696	+0.02(+0.03%)
May 01, 2012	82.60	82.63	82.59	82.59	193,275	-0.04(-0.04%)
Apr 30, 2012	82.64	82.64	82.60	82.62	100,515	-0.06(-0.07%)
Apr 27, 2012	82.70	82.70	82.67	82.68	534,951	+0.00(+0.00%)
Apr 26, 2012	82.68	82.70	82.67	82.68	142,998	+0.02(+0.02%)
Apr 25, 2012	82.67	82.71	82.66	82.67	157,937	-0.02(-0.03%)
Apr 24, 2012	82.71	82.71	82.67	82.69	538,534	+0.02(+0.03%)
Apr 23, 2012	82.68	82.71	82.66	82.67	142,161	-0.04(-0.05%)
Apr 20, 2012	82.68	82.71	82.64	82.71	287,949	+0.02(+0.02%)
Apr 19, 2012	82.68	82.69	82.64	82.69	151,328	+0.06(+0.07%)
Apr 18, 2012	82.66	82.68	82.64	82.64	60,771	-0.04(-0.05%)
Apr 17, 2012	82.67	82.68	82.59	82.68	207,269	+0.01(+0.01%)
Apr 16, 2012	82.66	82.69	82.64	82.67	127,297	+0.01(+0.01%)
Apr 13, 2012	82.61	82.67	82.61	82.66	69,048	+0.01(+0.01%)
Apr 12, 2012	82.67	82.67	82.61	82.65	148,592	-0.01(-0.01%)
Apr 11, 2012	82.65	82.66	82.60	82.66	163,751	-0.02(-0.02%)
Apr 10, 2012	82.60	82.68	82.59	82.68	223,048	+0.02(+0.02%)
Apr 09, 2012	82.59	82.66	82.57	82.66	184,893	+0.07(+0.08%)
Apr 05, 2012	82.59	82.59	82.55	82.59	96,677	+0.04(+0.05%)
Apr 04, 2012	82.53	82.57	82.53	82.55	102,499	+0.01(+0.01%)
Apr 03, 2012	82.60	82.60	82.51	82.55	364,222	-0.06(-0.07%)
Apr 02, 2012	82.53	82.62	82.53	82.60	123,531	+0.02(+0.03%)
Mar 30, 2012	82.59	82.60	82.52	82.58	177,363	-0.07(-0.09%)
Mar 29, 2012	82.60	82.66	82.60	82.65	172,513	+0.02(+0.02%)
Mar 28, 2012	82.64	82.65	82.62	82.64	171,424	-0.02(-0.02%)
Mar 27, 2012	82.61	82.66	82.57	82.65	346,676	+0.07(+0.09%)
Mar 26, 2012	82.62	82.62	82.56	82.58	276,005	+0.01(+0.01%)
Mar 23, 2012	82.55	82.60	82.55	82.57	166,300	+0.01(+0.01%)
Mar 22, 2012	82.59	82.59	82.55	82.56	102,716	+0.01(+0.01%)
Mar 21, 2012	82.59	82.59	82.55	82.55	119,670	-0.02(-0.03%)
Mar 20, 2012	82.55	82.58	82.54	82.58	94,458	+0.01(+0.01%)
Mar 19, 2012	82.57	82.57	82.53	82.57	98,787	+0.03(+0.04%)
Mar 16, 2012	82.55	82.59	82.53	82.54	222,883	-0.05(-0.06%)
Mar 15, 2012	82.56	82.59	82.56	82.59	115,601	+0.00(+0.00%)
Mar 14, 2012	82.59	82.61	82.56	82.59	263,194	+0.01(+0.01%)
Mar 13, 2012	82.57	82.64	82.57	82.58	107,864	-0.02(-0.02%)
Mar 12, 2012	82.55	82.60	82.55	82.59	89,301	+0.07(+0.08%)
Mar 09, 2012	82.54	82.55	82.52	82.53	70,426	+0.00(+0.00%)
Mar 08, 2012	82.55	82.56	82.52	82.53	89,429	-0.01(-0.01%)
Mar 07, 2012	82.53	82.54	82.52	82.54	107,377	+0.00(+0.00%)
Mar 06, 2012	82.55	82.55	82.50	82.54	186,393	+0.04(+0.05%)
Mar 05, 2012	82.58	82.58	82.49	82.50	349,252	-0.07(-0.08%)
Mar 02, 2012	82.49	82.57	82.49	82.56	233,301	+0.03(+0.04%)

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