Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.22	21.35	20.86	20.89	736,360	-0.35(-1.65%)
May 23, 2011	21.60	21.66	21.22	21.24	516,872	-0.81(-3.67%)
May 20, 2011	21.97	22.42	21.69	22.05	1,348,438	-0.12(-0.54%)
May 19, 2011	23.07	23.07	21.79	22.17	1,635,761	-0.69(-3.02%)
May 18, 2011	22.54	22.99	22.49	22.86	385,289	+0.33(+1.46%)
May 17, 2011	22.53	22.63	22.23	22.53	336,762	-0.07(-0.31%)
May 16, 2011	23.03	23.17	22.56	22.60	490,104	-0.50(-2.19%)
May 13, 2011	23.60	23.60	22.99	23.11	698,829	-0.52(-2.22%)
May 12, 2011	23.23	23.69	23.08	23.63	284,770	+0.23(+0.98%)
May 11, 2011	23.48	23.59	22.98	23.40	448,504	-0.12(-0.51%)
May 10, 2011	23.31	23.56	23.25	23.52	320,792	+0.26(+1.12%)
May 09, 2011	22.93	23.31	22.77	23.26	288,446	+0.23(+1.00%)
May 06, 2011	23.26	23.40	22.90	23.03	239,608	+0.08(+0.35%)
May 05, 2011	22.68	23.26	22.66	22.95	760,683	+0.05(+0.22%)
May 04, 2011	22.88	22.98	22.30	22.90	531,455	+0.14(+0.62%)
May 03, 2011	23.44	23.53	22.56	22.76	563,538	-0.89(-3.76%)

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