Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.36	20.41	20.20	20.23	517,716	-0.06(-0.28%)
May 23, 2011	20.52	20.52	20.26	20.29	1,045,330	-0.41(-1.98%)
May 20, 2011	20.92	20.97	20.69	20.70	1,072,440	-0.29(-1.37%)
May 19, 2011	20.99	21.08	20.90	20.99	958,634	+0.04(+0.17%)
May 18, 2011	20.76	20.97	20.70	20.95	456,960	+0.24(+1.15%)
May 17, 2011	20.90	20.99	20.61	20.72	739,440	-0.31(-1.47%)
May 16, 2011	20.91	21.13	20.89	21.03	418,327	+0.00(+0.00%)
May 13, 2011	21.37	21.37	20.96	21.03	625,623	-0.33(-1.55%)
May 12, 2011	21.36	21.42	20.83	21.36	935,464	+0.21(+0.99%)
May 11, 2011	21.25	21.33	21.07	21.15	673,555	-0.09(-0.41%)
May 10, 2011	21.12	21.30	21.11	21.23	844,129	+0.21(+0.99%)
May 09, 2011	21.12	21.18	21.02	21.03	637,659	-0.12(-0.55%)
May 06, 2011	21.26	21.36	21.13	21.14	727,512	+0.04(+0.20%)
May 05, 2011	21.08	21.23	20.90	21.10	714,533	-0.04(-0.17%)
May 04, 2011	21.35	21.35	21.00	21.13	1,043,462	-0.25(-1.15%)
May 03, 2011	21.16	21.38	21.13	21.38	830,457	+0.22(+1.06%)

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