Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	56.91	57.06	56.43	56.74	372,670	-0.14(-0.25%)
May 23, 2011	56.77	57.37	56.53	56.88	349,804	-0.60(-1.04%)
May 20, 2011	57.47	58.07	57.02	57.48	235,516	+0.01(+0.02%)
May 19, 2011	57.19	58.22	57.19	57.47	330,307	+0.39(+0.68%)
May 18, 2011	56.68	57.25	56.17	57.08	549,482	+0.21(+0.37%)
May 17, 2011	57.71	58.02	56.76	56.87	602,156	-0.95(-1.64%)
May 16, 2011	58.67	58.67	57.75	57.82	520,607	-0.95(-1.62%)
May 13, 2011	59.39	59.50	58.62	58.77	422,783	-0.50(-0.84%)
May 12, 2011	59.07	60.00	58.80	59.27	496,262	+0.03(+0.05%)
May 11, 2011	60.27	60.40	59.01	59.24	466,294	-1.03(-1.71%)
May 10, 2011	59.45	60.62	59.12	60.27	573,804	+0.88(+1.48%)
May 09, 2011	58.00	59.60	57.85	59.39	632,504	+1.42(+2.45%)
May 06, 2011	57.59	58.75	57.26	57.97	566,362	+1.01(+1.77%)
May 05, 2011	56.97	58.17	56.87	56.96	453,847	-0.50(-0.87%)
May 04, 2011	56.12	58.23	55.75	57.46	892,993	+0.37(+0.65%)
May 03, 2011	56.12	58.48	54.51	57.09	1,803,466	+0.57(+1.01%)

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