Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.99	21.30	20.99	21.25	232,454	+0.33(+1.58%)
May 23, 2011	21.15	21.20	20.72	20.92	137,848	-0.47(-2.20%)
May 20, 2011	21.37	21.53	21.22	21.39	135,587	-0.11(-0.51%)
May 19, 2011	21.31	21.52	21.19	21.50	138,358	+0.26(+1.22%)
May 18, 2011	21.30	21.37	21.16	21.24	108,376	-0.01(-0.05%)
May 17, 2011	21.00	21.34	20.82	21.25	171,964	+0.17(+0.81%)
May 16, 2011	21.17	21.43	21.02	21.08	147,012	-0.31(-1.45%)
May 13, 2011	21.65	21.65	21.31	21.39	241,562	-0.24(-1.11%)
May 12, 2011	21.54	21.70	21.20	21.63	274,499	-0.02(-0.09%)
May 11, 2011	21.63	21.91	21.45	21.65	265,108	-0.05(-0.23%)
May 10, 2011	21.32	21.73	21.31	21.70	258,683	+0.43(+2.02%)
May 09, 2011	20.75	21.30	20.70	21.27	220,257	+0.52(+2.51%)
May 06, 2011	20.76	21.00	20.61	20.75	246,376	+0.18(+0.88%)
May 05, 2011	20.81	20.86	20.42	20.57	352,576	-0.49(-2.33%)
May 04, 2011	21.40	21.44	20.94	21.06	172,462	-0.33(-1.54%)
May 03, 2011	21.69	21.86	21.22	21.39	282,323	-0.38(-1.75%)

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