Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.14	21.39	21.07	21.19	15,024,794	+0.16(+0.77%)
May 23, 2011	21.09	21.12	20.85	21.03	16,473,152	-0.46(-2.16%)
May 20, 2011	21.40	21.54	21.13	21.49	27,563,422	+0.53(+2.53%)
May 19, 2011	20.96	21.05	20.80	20.96	16,052,886	+0.30(+1.43%)
May 18, 2011	20.42	20.70	20.36	20.67	12,744,124	+0.22(+1.10%)
May 17, 2011	20.44	20.51	20.22	20.44	15,161,430	+0.16(+0.80%)
May 16, 2011	20.42	20.59	20.18	20.28	24,171,762	-0.22(-1.09%)
May 13, 2011	20.74	20.82	20.42	20.50	18,625,322	-0.31(-1.49%)
May 12, 2011	20.71	20.95	20.54	20.81	15,539,247	-0.18(-0.86%)
May 11, 2011	21.36	21.36	20.90	21.00	13,273,640	-0.29(-1.35%)
May 10, 2011	21.12	21.29	21.06	21.28	12,473,653	+0.05(+0.25%)
May 09, 2011	21.07	21.29	20.99	21.23	15,647,435	+0.28(+1.33%)
May 06, 2011	20.59	21.31	20.59	20.95	35,931,056	+0.38(+1.84%)
May 05, 2011	20.82	20.90	20.46	20.57	23,358,726	-0.43(-2.03%)
May 04, 2011	21.28	21.29	20.96	21.00	22,360,538	-0.20(-0.94%)
May 03, 2011	21.52	21.58	21.03	21.20	25,764,316	-0.53(-2.44%)

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