Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	22.08	22.12	21.96	22.07	35,687	-0.04(-0.18%)
May 23, 2011	22.08	22.20	22.08	22.11	44,023	-0.26(-1.18%)
May 20, 2011	22.55	22.60	22.36	22.37	70,866	-0.26(-1.13%)
May 19, 2011	22.75	22.75	22.53	22.63	97,777	-0.02(-0.11%)
May 18, 2011	22.32	22.66	22.32	22.65	110,720	+0.36(+1.61%)
May 17, 2011	22.45	22.47	22.15	22.29	1,484,416	-0.21(-0.92%)
May 16, 2011	22.67	22.87	22.49	22.50	104,343	-0.34(-1.50%)
May 13, 2011	23.11	23.12	22.78	22.84	13,850	-0.34(-1.48%)
May 12, 2011	23.06	23.20	22.97	23.19	58,468	+0.02(+0.10%)
May 11, 2011	23.50	23.50	23.11	23.16	1,501,069	-0.37(-1.56%)
May 10, 2011	23.46	23.55	23.40	23.53	14,242	+0.23(+0.99%)
May 09, 2011	23.23	23.33	23.15	23.30	16,537	+0.05(+0.21%)
May 06, 2011	23.37	23.45	23.21	23.25	59,047	+0.18(+0.80%)
May 05, 2011	23.14	23.21	22.98	23.06	34,993	-0.22(-0.93%)
May 04, 2011	23.52	23.54	23.22	23.28	74,434	-0.25(-1.05%)
May 03, 2011	23.67	23.67	23.42	23.53	55,362	-0.19(-0.81%)

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