Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.14	21.39	21.07	21.19	15,023,554	+0.16(+0.77%)
May 23, 2011	21.09	21.12	20.85	21.03	16,471,793	-0.46(-2.16%)
May 20, 2011	21.40	21.54	21.14	21.49	27,561,148	+0.53(+2.53%)
May 19, 2011	20.96	21.05	20.80	20.96	16,051,561	+0.30(+1.43%)
May 18, 2011	20.43	20.70	20.36	20.67	12,743,072	+0.22(+1.10%)
May 17, 2011	20.44	20.52	20.22	20.44	15,160,179	+0.16(+0.80%)
May 16, 2011	20.42	20.59	20.19	20.28	24,169,766	-0.22(-1.09%)
May 13, 2011	20.75	20.83	20.42	20.51	18,623,784	-0.31(-1.49%)
May 12, 2011	20.72	20.95	20.54	20.82	15,537,965	-0.18(-0.86%)
May 11, 2011	21.36	21.36	20.90	21.00	13,272,544	-0.29(-1.35%)
May 10, 2011	21.12	21.29	21.06	21.28	12,472,624	+0.05(+0.24%)
May 09, 2011	21.07	21.29	20.99	21.23	15,646,144	+0.28(+1.33%)
May 06, 2011	20.59	21.31	20.59	20.95	35,928,092	+0.38(+1.84%)
May 05, 2011	20.82	20.90	20.47	20.57	23,356,798	-0.43(-2.03%)
May 04, 2011	21.28	21.29	20.96	21.00	22,358,694	-0.20(-0.94%)
May 03, 2011	21.52	21.58	21.03	21.20	25,762,190	-0.53(-2.44%)

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