Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	37.03	37.10	36.77	36.87	3,949,677	-0.12(-0.34%)
May 23, 2011	37.00	37.13	36.86	36.99	4,085,596	-0.52(-1.38%)
May 20, 2011	37.55	37.69	37.28	37.51	3,542,752	-0.06(-0.15%)
May 19, 2011	37.71	37.99	37.51	37.57	4,147,327	+0.01(+0.02%)
May 18, 2011	37.14	37.60	36.91	37.56	3,107,675	+0.39(+1.04%)
May 17, 2011	36.95	37.24	36.83	37.17	3,781,471	+0.07(+0.19%)
May 16, 2011	37.33	37.46	36.99	37.10	4,210,683	-0.30(-0.80%)
May 13, 2011	37.72	37.90	37.29	37.40	4,248,993	-0.39(-1.04%)
May 12, 2011	37.27	37.82	37.17	37.80	4,531,108	+0.55(+1.47%)
May 11, 2011	37.50	37.53	36.95	37.25	4,510,381	-0.26(-0.68%)
May 10, 2011	37.35	37.69	37.32	37.51	4,358,650	+0.17(+0.45%)
May 09, 2011	36.99	37.48	36.99	37.34	4,398,866	+0.23(+0.62%)
May 06, 2011	37.50	37.55	36.95	37.11	5,494,397	+0.03(+0.09%)
May 05, 2011	37.49	37.49	36.86	37.08	4,863,148	-0.53(-1.42%)
May 04, 2011	37.73	38.01	37.37	37.61	5,110,586	-0.07(-0.18%)
May 03, 2011	37.81	38.06	37.41	37.68	4,276,706	-0.20(-0.53%)

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