Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	55.59	55.67	55.14	55.19	131,593	-0.29(-0.52%)
May 23, 2011	55.71	55.71	55.28	55.48	162,247	-0.92(-1.63%)
May 20, 2011	56.75	56.82	56.36	56.40	102,285	-0.35(-0.62%)
May 19, 2011	56.79	56.89	56.41	56.75	108,334	+0.09(+0.15%)
May 18, 2011	56.12	56.79	56.09	56.66	104,412	+0.54(+0.97%)
May 17, 2011	55.93	56.13	55.47	56.12	244,546	-0.17(-0.30%)
May 16, 2011	56.93	57.22	56.14	56.29	185,199	-0.92(-1.61%)
May 13, 2011	57.79	57.86	57.18	57.21	115,359	-0.68(-1.17%)
May 12, 2011	57.26	58.01	57.00	57.88	120,484	+0.36(+0.63%)
May 11, 2011	58.00	58.15	57.21	57.52	161,895	-0.48(-0.83%)
May 10, 2011	57.70	58.07	57.54	58.01	181,635	+0.51(+0.89%)
May 09, 2011	57.30	57.65	57.14	57.50	124,126	+0.25(+0.43%)
May 06, 2011	57.65	57.92	57.07	57.25	253,268	+0.25(+0.43%)
May 05, 2011	56.97	57.66	56.82	57.00	95,996	-0.25(-0.43%)
May 04, 2011	57.38	57.53	56.78	57.25	269,013	-0.17(-0.29%)
May 03, 2011	57.71	57.71	57.01	57.42	159,989	-0.30(-0.52%)

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