Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	60.61	60.71	60.61	60.71	184,660	+0.04(+0.06%)
May 23, 2011	60.74	60.74	60.66	60.67	134,946	+0.04(+0.06%)
May 20, 2011	60.64	60.67	60.59	60.64	205,215	-0.05(-0.09%)
May 19, 2011	60.54	60.69	60.53	60.69	234,200	+0.10(+0.17%)
May 18, 2011	60.72	60.72	60.59	60.59	119,321	-0.12(-0.19%)
May 17, 2011	60.76	60.76	60.66	60.71	221,503	+0.02(+0.03%)
May 16, 2011	60.73	60.73	60.63	60.69	149,762	+0.04(+0.06%)
May 13, 2011	60.66	60.71	60.62	60.65	132,926	+0.03(+0.05%)
May 12, 2011	60.64	60.64	60.55	60.62	207,068	+0.01(+0.01%)
May 11, 2011	60.60	60.62	60.51	60.61	157,867	+0.08(+0.13%)
May 10, 2011	60.67	60.67	60.50	60.54	245,118	-0.12(-0.19%)
May 09, 2011	60.71	60.71	60.59	60.65	153,141	+0.09(+0.14%)
May 06, 2011	60.56	60.61	60.47	60.57	105,955	+0.10(+0.17%)
May 05, 2011	60.56	60.56	60.44	60.47	298,278	-0.05(-0.08%)
May 04, 2011	60.50	60.53	60.47	60.51	172,415	+0.02(+0.04%)
May 03, 2011	60.37	60.50	60.37	60.49	166,081	-0.01(-0.01%)

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