Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.41	21.45	21.14	21.34	3,490,779	+0.02(+0.08%)
May 23, 2011	21.29	21.46	21.18	21.33	3,096,970	-0.30(-1.39%)
May 20, 2011	21.85	21.85	21.51	21.63	2,501,128	-0.23(-1.07%)
May 19, 2011	21.84	21.92	21.65	21.86	3,853,766	+0.13(+0.60%)
May 18, 2011	21.66	21.77	21.50	21.73	3,427,557	+0.08(+0.37%)
May 17, 2011	21.41	21.70	21.30	21.65	5,266,062	+0.22(+1.02%)
May 16, 2011	21.42	21.51	21.29	21.43	3,469,562	-0.08(-0.38%)
May 13, 2011	21.74	21.74	21.42	21.51	2,593,996	-0.19(-0.86%)
May 12, 2011	21.35	21.80	21.35	21.70	3,217,792	+0.27(+1.25%)
May 11, 2011	21.83	21.87	21.36	21.43	3,214,876	-0.34(-1.56%)
May 10, 2011	21.77	21.81	21.66	21.77	2,525,151	+0.10(+0.45%)
May 09, 2011	21.68	21.76	21.52	21.68	4,582,343	+0.08(+0.38%)
May 06, 2011	21.68	21.84	21.45	21.59	5,352,074	+0.01(+0.04%)
May 05, 2011	21.59	21.72	21.42	21.59	4,972,846	-0.09(-0.41%)
May 04, 2011	21.46	21.68	21.35	21.68	10,424,488	+0.32(+1.48%)
May 03, 2011	21.54	21.73	21.32	21.36	4,343,118	-0.28(-1.27%)

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