Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.49	21.70	21.32	21.41	5,954,782	+0.25(+1.17%)
May 23, 2011	21.18	21.28	20.99	21.16	7,066,500	-0.42(-1.93%)
May 20, 2011	21.42	21.82	21.17	21.57	5,364,794	+0.08(+0.36%)
May 19, 2011	21.74	21.78	21.32	21.50	5,785,572	-0.07(-0.31%)
May 18, 2011	21.42	21.81	21.15	21.56	8,431,642	+0.56(+2.67%)
May 17, 2011	20.73	21.10	20.44	21.00	8,808,472	+0.11(+0.52%)
May 16, 2011	20.78	21.38	20.69	20.90	8,385,139	-0.03(-0.15%)
May 13, 2011	21.37	21.53	20.82	20.93	9,074,809	-0.45(-2.09%)
May 12, 2011	21.30	21.63	21.09	21.37	9,759,711	-0.14(-0.67%)
May 11, 2011	22.17	22.18	21.40	21.52	10,113,461	-0.66(-2.97%)
May 10, 2011	22.57	22.57	22.14	22.18	7,544,384	-0.32(-1.42%)
May 09, 2011	22.60	22.65	22.02	22.50	6,667,423	+0.07(+0.32%)
May 06, 2011	21.95	22.91	21.79	22.42	8,526,233	+0.49(+2.23%)
May 05, 2011	22.28	22.43	21.72	21.93	11,813,103	-0.76(-3.33%)
May 04, 2011	23.15	23.21	22.50	22.69	8,306,638	-0.62(-2.65%)
May 03, 2011	23.70	23.74	22.91	23.31	5,787,937	-0.50(-2.12%)

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