Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.97	18.15	17.59	17.63	709,640	+0.08(+0.45%)
May 23, 2011	17.56	17.70	17.46	17.55	1,793,953	-0.10(-0.55%)
May 20, 2011	17.88	17.94	17.59	17.65	1,105,254	-0.28(-1.58%)
May 19, 2011	18.03	18.21	17.87	17.93	534,880	-0.03(-0.16%)
May 18, 2011	17.90	18.14	17.87	17.96	1,452,542	+0.07(+0.38%)
May 17, 2011	18.05	18.10	17.75	17.89	679,147	-0.21(-1.13%)
May 16, 2011	17.78	18.20	17.77	18.10	522,057	-0.15(-0.80%)
May 13, 2011	18.56	18.59	18.20	18.24	475,498	-0.26(-1.43%)
May 12, 2011	17.84	18.58	17.84	18.51	724,233	+0.59(+3.27%)
May 11, 2011	18.10	18.20	17.81	17.92	793,074	-0.13(-0.70%)
May 10, 2011	18.58	18.77	18.02	18.05	1,912,281	-0.46(-2.48%)
May 09, 2011	18.38	18.59	17.99	18.51	1,141,466	+0.09(+0.48%)
May 06, 2011	18.48	18.48	17.97	18.42	1,079,645	+0.10(+0.53%)
May 05, 2011	17.71	18.35	17.71	18.32	1,522,893	+0.49(+2.74%)
May 04, 2011	17.91	18.05	17.83	17.83	946,975	-0.16(-0.87%)
May 03, 2011	17.98	18.11	17.95	17.99	787,158	-0.06(-0.32%)

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