Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	20.82	21.19	20.63	21.06	400,414	+0.22(+1.05%)
May 30, 2012	20.96	21.02	20.78	20.84	244,166	-0.30(-1.41%)
May 29, 2012	20.93	21.16	20.86	21.14	147,761	+0.27(+1.30%)
May 25, 2012	20.81	20.92	20.73	20.87	209,812	+0.01(+0.04%)
May 24, 2012	20.92	21.00	20.63	20.86	185,766	-0.11(-0.50%)
May 23, 2012	20.70	20.99	20.59	20.96	250,271	+0.09(+0.42%)
May 22, 2012	20.66	20.99	20.61	20.88	318,668	+0.29(+1.40%)
May 21, 2012	20.51	20.67	20.38	20.59	372,761	+0.09(+0.43%)
May 18, 2012	20.57	20.74	20.39	20.50	455,478	-0.11(-0.55%)
May 17, 2012	21.00	21.08	20.61	20.61	441,429	-0.45(-2.12%)
May 16, 2012	20.98	21.10	20.90	21.06	382,219	+0.11(+0.50%)
May 15, 2012	20.96	21.15	20.91	20.96	173,510	-0.05(-0.25%)
May 14, 2012	20.85	21.04	20.65	21.01	351,010	-0.03(-0.12%)
May 11, 2012	20.96	21.10	20.74	21.03	166,992	-0.05(-0.25%)
May 10, 2012	21.11	21.32	21.04	21.09	141,048	+0.11(+0.54%)
May 09, 2012	21.24	21.28	20.92	20.97	330,354	-0.46(-2.16%)
May 08, 2012	21.25	21.48	21.15	21.44	368,167	+0.11(+0.49%)
May 07, 2012	21.38	21.53	21.22	21.33	306,156	-0.07(-0.33%)
May 04, 2012	21.71	21.91	21.31	21.40	240,651	-0.48(-2.20%)
May 03, 2012	22.25	22.25	21.72	21.88	376,801	-0.43(-1.92%)
May 02, 2012	22.38	22.77	22.02	22.31	734,566	-0.59(-2.60%)

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