Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	17.91	18.05	17.79	17.93	12,368,232	+0.15(+0.84%)
May 23, 2011	17.84	17.99	17.73	17.78	16,902,954	-0.27(-1.51%)
May 20, 2011	18.32	18.39	18.01	18.06	18,612,858	-0.29(-1.57%)
May 19, 2011	18.46	18.57	18.24	18.35	19,962,056	-0.03(-0.18%)
May 18, 2011	18.99	19.21	18.02	18.38	42,412,216	-1.24(-6.31%)
May 17, 2011	19.36	19.65	19.34	19.62	6,880,304	+0.12(+0.60%)
May 16, 2011	19.51	19.75	19.45	19.50	6,746,814	-0.07(-0.35%)
May 13, 2011	19.84	19.95	19.42	19.57	6,987,116	-0.27(-1.35%)
May 12, 2011	19.56	19.89	19.47	19.84	6,945,106	+0.24(+1.20%)
May 11, 2011	19.81	19.90	19.44	19.60	11,039,792	-0.28(-1.40%)
May 10, 2011	19.90	20.00	19.83	19.88	8,468,581	+0.07(+0.33%)
May 09, 2011	19.90	20.01	19.63	19.82	7,448,207	-0.14(-0.71%)
May 06, 2011	20.28	20.40	19.80	19.96	7,518,995	-0.03(-0.14%)
May 05, 2011	19.97	20.16	19.79	19.99	7,624,540	-0.12(-0.61%)
May 04, 2011	20.35	20.35	19.98	20.11	6,816,180	-0.19(-0.95%)
May 03, 2011	20.36	20.43	20.16	20.30	7,131,616	-0.04(-0.20%)

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