Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	22.45	22.45	22.08	22.08	8,566,330	-0.31(-1.39%)
May 23, 2011	22.34	22.52	22.33	22.39	4,063,836	-0.07(-0.31%)
May 20, 2011	22.46	22.54	22.37	22.46	4,845,801	-0.01(-0.06%)
May 19, 2011	22.62	22.67	22.36	22.48	4,737,998	-0.15(-0.64%)
May 18, 2011	22.35	22.67	22.26	22.62	6,990,564	+0.19(+0.87%)
May 17, 2011	22.14	22.50	22.14	22.43	8,803,708	+0.17(+0.75%)
May 16, 2011	22.00	22.28	21.92	22.26	6,988,458	+0.24(+1.10%)
May 13, 2011	22.12	22.16	21.91	22.02	5,122,086	-0.21(-0.97%)
May 12, 2011	21.63	22.37	21.51	22.23	12,263,607	+0.65(+3.02%)
May 11, 2011	21.37	21.90	21.37	21.58	8,769,564	-0.03(-0.13%)
May 10, 2011	21.62	21.99	21.46	21.61	14,154,614	-0.26(-1.20%)
May 09, 2011	21.01	22.70	20.82	21.87	49,176,056	+2.12(+10.73%)
May 06, 2011	20.00	20.02	19.67	19.75	15,433,380	-0.10(-0.49%)
May 05, 2011	20.09	20.11	19.82	19.85	7,434,936	-0.31(-1.55%)
May 04, 2011	20.22	20.35	20.14	20.16	3,986,435	-0.03(-0.17%)
May 03, 2011	20.21	20.29	20.11	20.20	4,354,409	-0.08(-0.41%)

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