Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	82.96	82.96	82.92	82.95	158,447	-0.02(-0.02%)
May 30, 2012	83.01	83.01	82.94	82.97	250,145	+0.02(+0.03%)
May 29, 2012	83.00	83.00	82.94	82.94	280,402	-0.05(-0.06%)
May 25, 2012	82.91	82.99	82.91	82.99	113,442	+0.07(+0.09%)
May 24, 2012	82.98	82.98	82.92	82.92	219,969	-0.07(-0.08%)
May 23, 2012	82.96	82.99	82.96	82.99	117,248	+0.01(+0.01%)
May 22, 2012	82.94	82.98	82.94	82.98	245,556	-0.01(-0.01%)
May 21, 2012	82.96	83.00	82.94	82.99	187,546	+0.02(+0.03%)
May 18, 2012	82.94	82.99	82.93	82.96	122,304	-0.02(-0.02%)
May 17, 2012	82.99	82.99	82.94	82.98	182,968	-0.03(-0.04%)
May 16, 2012	82.97	83.01	82.97	83.01	206,801	-0.01(-0.01%)
May 15, 2012	83.03	83.03	82.99	83.02	198,277	-0.02(-0.02%)
May 14, 2012	83.01	83.06	83.00	83.03	188,440	+0.02(+0.03%)
May 11, 2012	83.04	83.04	82.99	83.01	119,670	+0.02(+0.02%)
May 10, 2012	83.00	83.03	82.99	82.99	170,497	-0.05(-0.06%)
May 09, 2012	83.05	83.05	83.01	83.04	327,054	+0.04(+0.05%)
May 08, 2012	83.04	83.04	82.99	83.00	324,893	-0.03(-0.04%)
May 07, 2012	83.06	83.06	83.01	83.03	373,220	+0.00(+0.00%)
May 04, 2012	83.04	83.04	83.00	83.03	217,902	+0.01(+0.01%)
May 03, 2012	82.97	83.04	82.96	83.03	349,611	+0.07(+0.08%)
May 02, 2012	82.94	82.99	82.94	82.96	197,860	+0.02(+0.03%)
May 01, 2012	82.95	82.98	82.94	82.94	192,461	-0.04(-0.04%)
Apr 30, 2012	82.99	82.99	82.95	82.97	100,092	-0.06(-0.07%)
Apr 27, 2012	83.05	83.05	83.02	83.03	532,699	+0.00(+0.00%)
Apr 26, 2012	83.03	83.05	83.02	83.03	142,396	+0.02(+0.02%)
Apr 25, 2012	83.02	83.06	83.01	83.02	157,272	-0.02(-0.03%)
Apr 24, 2012	83.06	83.06	83.02	83.04	536,268	+0.02(+0.03%)
Apr 23, 2012	83.03	83.06	83.01	83.02	141,562	-0.04(-0.05%)
Apr 20, 2012	83.03	83.06	82.99	83.06	286,738	+0.02(+0.02%)
Apr 19, 2012	83.03	83.04	82.99	83.04	150,691	+0.06(+0.07%)
Apr 18, 2012	83.01	83.03	82.99	82.99	60,516	-0.04(-0.05%)
Apr 17, 2012	83.02	83.03	82.94	83.03	206,396	+0.01(+0.01%)
Apr 16, 2012	83.01	83.04	82.99	83.02	126,761	+0.01(+0.01%)
Apr 13, 2012	82.96	83.02	82.96	83.01	68,757	+0.01(+0.01%)
Apr 12, 2012	83.02	83.02	82.96	83.00	147,967	-0.01(-0.01%)
Apr 11, 2012	83.00	83.01	82.95	83.01	163,062	-0.02(-0.02%)
Apr 10, 2012	82.95	83.03	82.94	83.03	222,110	+0.02(+0.02%)
Apr 09, 2012	82.94	83.01	82.92	83.01	184,115	+0.07(+0.08%)
Apr 05, 2012	82.94	82.94	82.89	82.94	96,270	+0.04(+0.05%)
Apr 04, 2012	82.88	82.92	82.88	82.90	102,068	+0.01(+0.01%)
Apr 03, 2012	82.95	82.95	82.86	82.89	362,689	-0.06(-0.07%)
Apr 02, 2012	82.88	82.97	82.88	82.95	123,011	+0.02(+0.03%)
Mar 30, 2012	82.94	82.95	82.87	82.93	176,616	-0.07(-0.09%)
Mar 29, 2012	82.95	83.01	82.95	83.00	171,787	+0.02(+0.02%)
Mar 28, 2012	82.99	83.00	82.97	82.99	170,703	-0.02(-0.02%)
Mar 27, 2012	82.96	83.01	82.92	83.00	345,217	+0.07(+0.09%)
Mar 26, 2012	82.97	82.97	82.91	82.93	274,843	+0.01(+0.01%)
Mar 23, 2012	82.90	82.95	82.90	82.92	165,600	+0.01(+0.01%)
Mar 22, 2012	82.94	82.94	82.89	82.91	102,283	+0.01(+0.01%)
Mar 21, 2012	82.94	82.94	82.90	82.90	119,167	-0.02(-0.03%)
Mar 20, 2012	82.89	82.93	82.89	82.93	94,060	+0.01(+0.01%)
Mar 19, 2012	82.92	82.92	82.88	82.92	98,372	+0.03(+0.04%)
Mar 16, 2012	82.90	82.94	82.88	82.89	221,945	-0.05(-0.06%)
Mar 15, 2012	82.91	82.94	82.91	82.94	115,115	+0.00(+0.00%)
Mar 14, 2012	82.94	82.96	82.91	82.94	262,087	+0.01(+0.01%)
Mar 13, 2012	82.92	82.99	82.91	82.93	107,410	-0.02(-0.02%)
Mar 12, 2012	82.90	82.95	82.90	82.94	88,925	+0.07(+0.08%)
Mar 09, 2012	82.89	82.89	82.87	82.88	70,129	+0.00(+0.00%)
Mar 08, 2012	82.89	82.91	82.87	82.88	89,053	-0.01(-0.01%)
Mar 07, 2012	82.88	82.89	82.87	82.89	106,925	+0.00(+0.00%)
Mar 06, 2012	82.90	82.90	82.85	82.89	185,608	+0.04(+0.05%)
Mar 05, 2012	82.93	82.93	82.84	82.85	347,782	-0.07(-0.08%)
Mar 02, 2012	82.84	82.92	82.84	82.91	232,319	+0.03(+0.04%)

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