Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.43	20.71	20.43	20.49	797,241	+0.15(+0.75%)
May 23, 2011	20.34	20.42	20.26	20.33	368,076	-0.26(-1.26%)
May 20, 2011	20.56	20.70	20.51	20.59	642,528	-0.04(-0.22%)
May 19, 2011	20.75	20.75	20.60	20.64	1,010,864	-0.00(-0.01%)
May 18, 2011	20.54	20.64	20.49	20.64	830,159	+0.11(+0.55%)
May 17, 2011	20.41	20.54	20.35	20.53	1,026,550	+0.02(+0.12%)
May 16, 2011	20.43	20.60	20.35	20.50	801,687	-0.02(-0.12%)
May 13, 2011	20.64	20.73	20.48	20.53	1,116,640	-0.09(-0.45%)
May 12, 2011	20.04	20.63	20.00	20.62	830,757	+0.49(+2.44%)
May 11, 2011	20.21	20.29	20.06	20.13	734,191	-0.09(-0.44%)
May 10, 2011	19.96	20.23	19.90	20.22	521,318	+0.37(+1.87%)
May 09, 2011	19.81	19.88	19.73	19.85	316,549	+0.01(+0.05%)
May 06, 2011	19.91	19.97	19.75	19.84	1,049,208	+0.06(+0.30%)
May 05, 2011	19.72	20.18	19.72	19.78	795,006	+0.02(+0.11%)
May 04, 2011	19.89	19.89	19.67	19.76	470,489	-0.08(-0.42%)
May 03, 2011	19.80	19.91	19.73	19.84	527,302	-0.02(-0.12%)

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