Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	59.74	59.74	58.77	58.78	376,007	-0.77(-1.29%)
May 23, 2011	60.28	60.28	59.10	59.56	97,971	-0.88(-1.46%)
May 20, 2011	61.25	61.25	60.22	60.44	226,144	-0.61(-1.00%)
May 19, 2011	61.27	61.27	60.69	61.04	451,043	+0.12(+0.19%)
May 18, 2011	60.10	60.98	60.05	60.92	482,225	+0.83(+1.39%)
May 17, 2011	60.13	60.37	59.91	60.09	161,381	-0.27(-0.45%)
May 16, 2011	60.20	60.79	59.74	60.36	129,788	+0.00(+0.00%)
May 13, 2011	60.87	61.17	60.18	60.36	177,297	-0.10(-0.17%)
May 12, 2011	60.13	60.54	59.47	60.46	156,396	+0.21(+0.35%)
May 11, 2011	60.72	60.72	59.72	60.25	64,774	-0.38(-0.63%)
May 10, 2011	60.35	60.73	60.10	60.63	246,420	+0.53(+0.89%)
May 09, 2011	59.53	60.19	59.34	60.10	122,693	+0.66(+1.11%)
May 06, 2011	59.76	59.89	59.19	59.44	82,025	+0.49(+0.83%)
May 05, 2011	58.80	59.50	58.30	58.95	58,909	+0.15(+0.26%)
May 04, 2011	58.96	59.16	58.48	58.79	74,647	-0.15(-0.25%)
May 03, 2011	59.56	59.56	58.81	58.94	49,309	-0.65(-1.10%)

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