Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	59.17	59.27	58.78	58.80	396,859	+0.01(+0.01%)
May 23, 2011	58.84	59.07	58.63	58.80	459,387	-1.11(-1.85%)
May 20, 2011	59.88	60.18	59.51	59.91	394,703	-0.39(-0.64%)
May 19, 2011	60.17	60.40	59.75	60.30	525,350	+0.56(+0.94%)
May 18, 2011	59.27	59.87	59.18	59.73	612,433	-0.01(-0.01%)
May 17, 2011	59.54	60.12	59.37	59.74	735,323	-0.60(-1.00%)
May 16, 2011	60.78	60.89	60.27	60.35	541,908	-0.11(-0.18%)
May 13, 2011	60.56	60.66	60.08	60.45	524,257	+0.02(+0.04%)
May 12, 2011	59.87	60.55	59.63	60.43	660,148	+0.08(+0.13%)
May 11, 2011	60.87	61.00	60.02	60.35	769,944	+0.14(+0.24%)
May 10, 2011	59.91	60.25	59.76	60.21	642,861	+0.53(+0.89%)
May 09, 2011	59.49	59.73	59.19	59.68	591,308	+0.55(+0.93%)
May 06, 2011	59.31	59.81	58.84	59.13	978,456	+0.98(+1.68%)
May 05, 2011	58.34	58.73	58.13	58.15	1,209,962	+0.22(+0.39%)
May 04, 2011	58.19	58.20	57.59	57.93	745,835	-0.30(-0.51%)
May 03, 2011	58.16	58.49	57.93	58.22	701,161	-0.64(-1.09%)

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