Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	21.45	21.55	21.28	21.48	2,250,126	+0.12(+0.57%)
May 30, 2012	21.40	21.47	21.31	21.36	2,660,651	-0.27(-1.23%)
May 29, 2012	21.73	21.75	21.55	21.62	1,032,046	-0.06(-0.28%)
May 25, 2012	21.58	21.74	21.56	21.68	1,168,413	+0.04(+0.19%)
May 24, 2012	21.80	21.83	21.48	21.64	6,095,451	-0.07(-0.34%)
May 23, 2012	21.62	21.74	21.47	21.72	4,070,347	-0.06(-0.28%)
May 22, 2012	21.73	21.91	21.70	21.78	1,847,377	-0.22(-0.99%)
May 21, 2012	21.95	22.02	21.85	22.00	1,213,043	+0.18(+0.84%)
May 18, 2012	21.87	21.90	21.73	21.81	2,282,733	-0.08(-0.37%)
May 17, 2012	22.01	22.09	21.89	21.89	2,165,992	-0.27(-1.23%)
May 16, 2012	22.23	22.33	22.10	22.17	2,695,344	-0.36(-1.60%)
May 15, 2012	22.61	22.72	22.50	22.53	1,497,253	-0.22(-0.96%)
May 14, 2012	22.70	22.85	22.64	22.74	890,235	-0.22(-0.95%)
May 11, 2012	22.81	23.11	22.80	22.96	1,621,487	+0.17(+0.75%)
May 10, 2012	22.79	22.91	22.72	22.79	1,599,290	-0.10(-0.45%)
May 09, 2012	22.61	22.94	22.53	22.89	2,103,697	-0.03(-0.15%)
May 08, 2012	22.98	23.02	22.74	22.93	2,248,823	-0.25(-1.08%)
May 07, 2012	22.98	23.22	22.94	23.18	1,340,863	+0.21(+0.91%)
May 04, 2012	23.14	23.17	22.93	22.97	1,559,177	-0.35(-1.50%)
May 03, 2012	23.39	23.43	23.26	23.32	1,353,041	+0.02(+0.09%)
May 02, 2012	23.20	23.33	23.11	23.30	1,251,206	+0.10(+0.44%)
May 01, 2012	23.14	23.29	23.13	23.20	1,779,444	+0.07(+0.32%)
Apr 30, 2012	23.10	23.12	23.02	23.12	1,337,871	-0.02(-0.09%)
Apr 27, 2012	23.28	23.30	23.08	23.14	2,992,271	-0.26(-1.12%)
Apr 26, 2012	23.37	23.41	23.26	23.41	2,730,747	+0.71(+3.12%)
Apr 25, 2012	22.72	22.76	22.64	22.70	1,394,042	+0.10(+0.45%)
Apr 24, 2012	22.52	22.67	22.51	22.60	1,067,645	+0.05(+0.21%)
Apr 23, 2012	22.56	22.58	22.36	22.55	1,750,171	-0.16(-0.68%)
Apr 20, 2012	22.58	22.74	22.55	22.71	2,431,837	+0.20(+0.90%)
Apr 19, 2012	22.48	22.57	22.40	22.50	1,982,192	+0.18(+0.78%)
Apr 18, 2012	22.18	22.37	22.17	22.33	1,627,697	+0.11(+0.52%)
Apr 17, 2012	22.14	22.27	22.04	22.21	1,002,439	+0.27(+1.23%)
Apr 16, 2012	21.92	21.98	21.78	21.94	1,318,886	+0.39(+1.81%)
Apr 13, 2012	21.63	21.64	21.49	21.55	2,250,929	-0.13(-0.59%)
Apr 12, 2012	21.53	21.75	21.50	21.68	1,638,162	+0.05(+0.25%)
Apr 11, 2012	21.65	21.73	21.59	21.63	2,045,796	+0.08(+0.37%)
Apr 10, 2012	21.79	21.82	21.51	21.55	3,733,299	-0.36(-1.66%)
Apr 09, 2012	21.77	22.00	21.72	21.91	1,356,917	+0.03(+0.15%)
Apr 05, 2012	21.82	21.92	21.80	21.88	1,687,885	-0.32(-1.43%)
Apr 04, 2012	22.28	22.36	22.14	22.19	1,263,347	-0.27(-1.20%)
Apr 03, 2012	22.64	22.70	22.40	22.46	1,399,908	-0.26(-1.16%)
Apr 02, 2012	22.39	22.76	22.36	22.73	1,875,669	+0.46(+2.06%)
Mar 30, 2012	22.52	22.52	22.26	22.27	1,884,086	+0.24(+1.07%)
Mar 29, 2012	21.99	22.05	21.88	22.03	1,075,202	-0.01(-0.03%)
Mar 28, 2012	22.26	22.26	21.95	22.04	1,173,928	-0.22(-1.00%)
Mar 27, 2012	22.36	22.38	22.25	22.26	726,696	-0.09(-0.39%)
Mar 26, 2012	22.28	22.35	22.23	22.35	1,038,367	+0.30(+1.38%)
Mar 23, 2012	22.02	22.05	21.93	22.05	980,860	+0.05(+0.25%)
Mar 22, 2012	21.87	22.07	21.86	21.99	1,335,468	-0.06(-0.27%)
Mar 21, 2012	22.13	22.18	21.97	22.05	943,934	-0.04(-0.18%)
Mar 20, 2012	22.06	22.16	22.04	22.09	1,352,094	-0.34(-1.50%)
Mar 19, 2012	22.28	22.49	22.27	22.43	2,498,626	+0.11(+0.48%)
Mar 16, 2012	22.40	22.43	22.26	22.32	2,411,341	+0.05(+0.24%)
Mar 15, 2012	22.21	22.34	22.13	22.27	1,499,610	+0.07(+0.30%)
Mar 14, 2012	22.25	22.30	22.11	22.20	1,539,312	-0.20(-0.90%)
Mar 13, 2012	22.35	22.44	22.30	22.40	1,011,498	+0.18(+0.79%)
Mar 12, 2012	22.09	22.30	22.07	22.23	1,158,513	+0.26(+1.20%)
Mar 09, 2012	21.96	22.00	21.88	21.96	820,400	-0.05(-0.21%)
Mar 08, 2012	21.88	22.09	21.86	22.01	1,384,387	+0.25(+1.15%)
Mar 07, 2012	21.56	21.76	21.53	21.76	1,747,173	+0.26(+1.22%)
Mar 06, 2012	21.59	21.66	21.47	21.50	1,489,134	-0.51(-2.33%)
Mar 05, 2012	21.98	22.02	21.90	22.01	1,231,110	+0.25(+1.15%)
Mar 02, 2012	21.90	21.94	21.70	21.76	2,305,459	-0.51(-2.27%)

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