Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	21.95	22.03	21.67	21.73	539,945	-0.23(-1.04%)
Apr 27, 2012	21.95	22.01	21.75	21.96	651,714	+0.06(+0.27%)
Apr 26, 2012	21.74	21.94	21.74	21.90	844,910	+0.08(+0.35%)
Apr 25, 2012	21.83	21.99	21.72	21.82	609,536	+0.16(+0.73%)
Apr 24, 2012	21.42	21.75	21.42	21.66	546,476	+0.22(+1.04%)
Apr 23, 2012	21.41	21.49	21.31	21.44	815,941	-0.16(-0.73%)
Apr 20, 2012	21.71	21.88	21.59	21.60	691,321	+0.10(+0.48%)
Apr 19, 2012	21.61	21.73	21.35	21.49	849,789	-0.09(-0.40%)
Apr 18, 2012	21.79	21.84	21.51	21.58	768,998	-0.34(-1.56%)
Apr 17, 2012	21.79	22.07	21.76	21.92	950,341	+0.23(+1.07%)
Apr 16, 2012	21.66	21.82	21.53	21.69	920,358	+0.15(+0.68%)
Apr 13, 2012	21.81	21.85	21.53	21.54	1,150,112	-0.17(-0.77%)
Apr 12, 2012	21.33	21.90	21.15	21.71	1,140,825	+0.49(+2.30%)
Apr 11, 2012	21.30	21.33	21.11	21.22	767,628	+0.20(+0.93%)
Apr 10, 2012	21.30	21.30	20.93	21.03	1,149,329	-0.21(-1.00%)
Apr 09, 2012	21.25	21.40	21.15	21.24	655,144	-0.34(-1.56%)
Apr 05, 2012	21.64	21.80	21.52	21.58	529,307	-0.14(-0.62%)
Apr 04, 2012	21.86	22.03	21.58	21.71	780,347	-0.43(-1.93%)
Apr 03, 2012	22.10	22.16	21.90	22.14	663,474	+0.11(+0.49%)
Apr 02, 2012	21.97	22.22	21.78	22.03	731,831	+0.07(+0.32%)
Mar 30, 2012	22.13	22.13	21.84	21.96	524,532	-0.06(-0.27%)
Mar 29, 2012	22.07	22.10	21.66	22.02	495,818	-0.15(-0.66%)
Mar 28, 2012	21.90	22.17	21.79	22.17	489,770	+0.31(+1.44%)
Mar 27, 2012	21.99	22.04	21.83	21.85	346,316	-0.17(-0.76%)
Mar 26, 2012	21.82	22.05	21.72	22.02	498,868	+0.29(+1.32%)
Mar 23, 2012	21.80	21.81	21.49	21.73	488,272	+0.01(+0.05%)
Mar 22, 2012	21.88	21.88	21.53	21.72	323,047	-0.26(-1.18%)
Mar 21, 2012	22.11	22.27	21.86	21.98	476,007	-0.04(-0.20%)
Mar 20, 2012	22.01	22.27	21.86	22.03	643,366	-0.11(-0.51%)
Mar 19, 2012	21.98	22.37	21.80	22.14	1,012,162	+0.09(+0.42%)
Mar 16, 2012	22.11	22.22	21.86	22.05	1,735,975	+0.15(+0.69%)
Mar 15, 2012	21.53	21.94	21.43	21.90	781,198	+0.38(+1.76%)
Mar 14, 2012	21.85	21.92	21.49	21.52	797,278	-0.34(-1.54%)
Mar 13, 2012	21.36	21.86	21.34	21.85	805,707	+0.62(+2.94%)
Mar 12, 2012	21.27	21.45	21.13	21.23	679,169	-0.03(-0.13%)
Mar 09, 2012	20.88	21.36	20.77	21.26	715,009	+0.38(+1.84%)
Mar 08, 2012	20.80	20.90	20.64	20.87	768,439	+0.22(+1.08%)
Mar 07, 2012	20.50	20.68	20.36	20.65	1,532,516	+0.23(+1.11%)
Mar 06, 2012	20.70	20.76	20.32	20.42	618,304	-0.47(-2.24%)
Mar 05, 2012	20.70	20.98	20.54	20.89	460,182	+0.13(+0.65%)
Mar 02, 2012	20.87	21.02	20.74	20.76	545,359	-0.17(-0.82%)
Mar 01, 2012	20.89	21.05	20.81	20.93	725,182	+0.13(+0.62%)
Feb 29, 2012	21.07	21.20	20.71	20.80	925,433	-0.22(-1.03%)
Feb 28, 2012	21.36	21.36	20.93	21.01	809,388	-0.29(-1.37%)
Feb 27, 2012	20.91	21.37	20.74	21.30	677,139	+0.25(+1.18%)
Feb 24, 2012	21.25	21.25	21.00	21.06	494,775	-0.15(-0.69%)
Feb 23, 2012	20.89	21.25	20.72	21.20	726,968	+0.36(+1.73%)
Feb 22, 2012	21.24	21.24	20.80	20.84	603,848	-0.41(-1.93%)
Feb 21, 2012	21.41	21.41	21.08	21.25	511,435	-0.09(-0.40%)
Feb 17, 2012	21.42	21.44	21.20	21.34	613,141	+0.06(+0.28%)
Feb 16, 2012	20.79	21.30	20.65	21.28	806,251	+0.52(+2.49%)
Feb 15, 2012	20.76	20.97	20.62	20.76	593,937	+0.14(+0.68%)
Feb 14, 2012	20.78	20.86	20.51	20.62	574,003	-0.18(-0.88%)
Feb 13, 2012	20.78	20.81	20.56	20.80	648,827	+0.25(+1.21%)
Feb 10, 2012	20.85	20.85	20.40	20.56	1,334,600	-0.45(-2.13%)
Feb 09, 2012	20.97	21.05	20.71	21.00	665,605	+0.09(+0.41%)
Feb 08, 2012	21.01	21.05	20.78	20.92	665,330	-0.05(-0.23%)
Feb 07, 2012	21.08	21.13	20.87	20.97	1,131,493	-0.12(-0.56%)
Feb 06, 2012	21.40	21.40	21.00	21.08	838,077	-0.38(-1.77%)
Feb 03, 2012	21.36	21.55	21.33	21.46	924,494	+0.32(+1.52%)
Feb 02, 2012	21.35	21.35	21.07	21.14	927,717	-0.12(-0.58%)

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