Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.65	21.73	21.35	21.43	218,708	-0.12(-0.56%)
May 23, 2011	21.45	21.71	21.35	21.55	177,783	-0.21(-0.96%)
May 20, 2011	21.85	21.95	21.52	21.76	274,718	-0.17(-0.77%)
May 19, 2011	21.98	22.04	21.69	21.93	260,512	+0.13(+0.59%)
May 18, 2011	21.64	21.80	21.44	21.80	265,178	+0.19(+0.90%)
May 17, 2011	21.48	21.92	21.40	21.60	356,265	-0.02(-0.11%)
May 16, 2011	21.74	21.92	21.61	21.63	239,602	-0.18(-0.81%)
May 13, 2011	21.96	21.96	21.73	21.81	229,801	-0.12(-0.55%)
May 12, 2011	21.61	21.96	21.52	21.93	277,078	+0.25(+1.15%)
May 11, 2011	21.62	21.75	21.36	21.68	346,966	-0.13(-0.59%)
May 10, 2011	21.73	21.81	21.61	21.81	315,852	+0.21(+0.97%)
May 09, 2011	21.52	21.75	21.40	21.60	374,604	+0.02(+0.11%)
May 06, 2011	21.69	21.88	21.44	21.57	301,490	-0.03(-0.15%)
May 05, 2011	21.73	21.88	21.51	21.60	310,162	-0.26(-1.18%)
May 04, 2011	21.65	22.27	21.60	21.86	367,946	+0.24(+1.12%)
May 03, 2011	22.64	22.65	21.23	21.62	384,893	-0.10(-0.45%)

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