Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	76.20	77.41	75.72	75.83	827,028	+0.17(+0.22%)
May 23, 2011	76.39	76.39	75.22	75.66	938,067	-2.25(-2.89%)
May 20, 2011	78.61	78.73	77.17	77.91	844,398	-1.08(-1.37%)
May 19, 2011	79.42	80.05	78.92	78.99	763,853	+0.23(+0.30%)
May 18, 2011	77.56	78.91	76.81	78.76	809,078	+0.98(+1.26%)
May 17, 2011	77.65	78.05	76.98	77.78	985,818	-0.30(-0.38%)
May 16, 2011	77.88	79.37	77.65	78.08	668,819	-0.45(-0.57%)
May 13, 2011	79.15	80.01	77.69	78.52	1,050,806	-1.05(-1.31%)
May 12, 2011	78.76	80.19	78.18	79.57	1,170,027	+0.56(+0.71%)
May 11, 2011	79.09	79.83	77.94	79.01	1,292,661	-0.55(-0.69%)
May 10, 2011	77.30	79.60	77.15	79.55	10,105,482	+2.59(+3.37%)
May 09, 2011	76.16	77.38	76.02	76.96	1,854,265	+1.33(+1.75%)
May 06, 2011	74.15	77.08	74.08	75.64	2,343,202	+3.83(+5.33%)
May 05, 2011	71.21	72.87	70.48	71.81	761,573	+0.39(+0.55%)
May 04, 2011	71.29	73.43	71.04	71.42	1,325,577	+0.30(+0.42%)
May 03, 2011	72.39	72.47	70.71	71.12	664,771	-1.06(-1.47%)

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