Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	50.42	50.48	50.13	50.15	3,866,361	+0.27(+0.53%)
May 23, 2011	49.92	49.95	49.63	49.88	6,061,874	-1.89(-3.66%)
May 20, 2011	51.99	52.08	51.58	51.78	3,216,902	-0.33(-0.63%)
May 19, 2011	52.12	52.12	51.62	52.11	2,776,955	-0.55(-1.04%)
May 18, 2011	52.37	52.79	52.17	52.66	3,526,374	+1.12(+2.17%)
May 17, 2011	51.53	51.65	51.09	51.54	9,620,496	-0.10(-0.19%)
May 16, 2011	51.45	51.98	51.38	51.63	3,558,421	-0.20(-0.39%)
May 13, 2011	52.65	52.67	51.37	51.83	8,112,799	-1.06(-2.00%)
May 12, 2011	52.29	53.00	52.10	52.89	5,814,001	-0.15(-0.29%)
May 11, 2011	54.07	54.07	52.99	53.04	7,554,984	-0.79(-1.47%)
May 10, 2011	53.51	53.92	53.50	53.83	3,921,397	+0.50(+0.94%)
May 09, 2011	52.98	53.40	52.86	53.33	3,744,938	-0.38(-0.71%)
May 06, 2011	53.68	54.20	53.52	53.71	7,896,268	+0.39(+0.73%)
May 05, 2011	53.54	53.67	52.95	53.33	8,695,550	-0.60(-1.11%)
May 04, 2011	54.39	54.53	53.74	53.92	7,699,465	-1.10(-2.01%)
May 03, 2011	55.28	55.29	54.68	55.03	4,890,622	-1.10(-1.95%)

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