Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	82.77	82.77	82.75	82.77	272,047	+0.02(+0.03%)
May 23, 2011	82.77	82.77	82.75	82.75	177,227	+0.01(+0.01%)
May 20, 2011	82.76	82.77	82.74	82.74	246,825	-0.02(-0.02%)
May 19, 2011	82.73	82.76	82.73	82.76	133,843	+0.02(+0.03%)
May 18, 2011	82.75	82.76	82.73	82.73	102,029	-0.04(-0.05%)
May 17, 2011	82.77	82.77	82.74	82.77	118,213	+0.00(+0.00%)
May 16, 2011	82.77	82.78	82.73	82.77	312,843	-0.00(-0.00%)
May 13, 2011	82.76	82.79	82.76	82.77	200,088	+0.04(+0.05%)
May 12, 2011	82.74	82.76	82.72	82.73	109,640	-0.02(-0.02%)
May 11, 2011	82.72	82.76	82.72	82.75	136,252	+0.02(+0.02%)
May 10, 2011	82.72	82.75	82.71	82.73	108,183	-0.01(-0.01%)
May 09, 2011	82.71	82.76	82.71	82.74	87,221	+0.01(+0.01%)
May 06, 2011	82.68	82.73	82.68	82.73	73,834	+0.01(+0.01%)
May 05, 2011	82.71	82.73	82.68	82.73	141,631	+0.01(+0.01%)
May 04, 2011	82.68	82.73	82.68	82.72	272,907	+0.03(+0.04%)
May 03, 2011	82.72	82.72	82.68	82.68	177,080	+0.01(+0.01%)

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