Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	73.20	73.82	72.94	73.36	189,960	+0.86(+1.19%)
May 23, 2011	71.76	72.85	71.75	72.50	120,942	-0.59(-0.81%)
May 20, 2011	72.40	73.30	71.89	73.09	77,284	+0.75(+1.04%)
May 19, 2011	72.94	73.10	72.00	72.34	79,577	-0.57(-0.78%)
May 18, 2011	72.57	73.32	72.40	72.91	110,049	+1.35(+1.89%)
May 17, 2011	70.55	71.58	70.00	71.56	105,734	+0.78(+1.10%)
May 16, 2011	70.63	71.40	70.62	70.78	72,106	+0.31(+0.44%)
May 13, 2011	71.02	71.60	69.73	70.47	353,093	-0.03(-0.04%)
May 12, 2011	70.69	71.83	69.99	70.50	262,553	-0.94(-1.32%)
May 11, 2011	71.68	72.15	70.77	71.44	356,465	-1.28(-1.76%)
May 10, 2011	72.73	73.51	72.24	72.72	230,561	+0.20(+0.28%)
May 09, 2011	71.85	72.73	71.85	72.52	260,464	+1.59(+2.24%)
May 06, 2011	71.43	72.65	70.09	70.93	423,617	+0.77(+1.10%)
May 05, 2011	72.24	72.61	69.24	70.16	611,839	-4.02(-5.42%)
May 04, 2011	75.36	76.07	73.50	74.18	319,228	-2.71(-3.52%)
May 03, 2011	76.96	78.49	75.65	76.89	444,281	+0.18(+0.23%)

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