Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.52	21.61	21.48	21.50	6,988,844	-0.02(-0.09%)
May 23, 2011	21.58	21.75	21.51	21.52	9,439,070	-0.26(-1.17%)
May 20, 2011	21.78	21.88	21.68	21.77	7,013,084	-0.03(-0.12%)
May 19, 2011	21.75	21.84	21.70	21.80	5,014,749	+0.05(+0.23%)
May 18, 2011	21.81	21.84	21.63	21.75	8,525,283	-0.07(-0.32%)
May 17, 2011	21.60	21.82	21.60	21.82	13,408,725	+0.16(+0.74%)
May 16, 2011	21.68	21.85	21.61	21.66	12,717,008	+0.03(+0.12%)
May 13, 2011	21.79	21.80	21.52	21.63	10,835,583	-0.10(-0.47%)
May 12, 2011	21.52	21.75	21.48	21.73	9,224,114	+0.22(+1.01%)
May 11, 2011	21.59	21.59	21.40	21.52	6,430,181	-0.07(-0.33%)
May 10, 2011	21.38	21.64	21.34	21.59	13,448,120	+0.31(+1.44%)
May 09, 2011	21.21	21.30	21.12	21.28	6,148,436	+0.04(+0.21%)
May 06, 2011	21.33	21.40	21.15	21.24	8,998,690	+0.12(+0.57%)
May 05, 2011	21.24	21.26	21.03	21.12	8,988,009	-0.15(-0.72%)
May 04, 2011	21.29	21.33	21.14	21.27	13,553,445	-0.03(-0.12%)
May 03, 2011	21.17	21.44	21.09	21.29	25,741,266	+0.13(+0.63%)

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