Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	21.98	22.21	21.98	22.17	377,574	+0.02(+0.09%)
Apr 27, 2012	21.98	22.22	21.73	22.15	723,892	+0.18(+0.82%)
Apr 26, 2012	21.41	22.23	21.41	21.97	666,310	+0.37(+1.71%)
Apr 25, 2012	20.55	21.64	20.55	21.60	1,039,642	+1.06(+5.16%)
Apr 24, 2012	20.72	20.84	20.31	20.54	698,480	-0.18(-0.87%)
Apr 23, 2012	20.90	21.00	20.70	20.72	427,313	-0.46(-2.17%)
Apr 20, 2012	21.27	21.39	21.10	21.18	287,609	-0.13(-0.61%)
Apr 19, 2012	21.49	21.65	21.22	21.31	379,620	-0.27(-1.25%)
Apr 18, 2012	21.70	21.73	21.44	21.58	211,448	-0.12(-0.55%)
Apr 17, 2012	21.34	21.74	21.31	21.70	261,667	+0.33(+1.54%)
Apr 16, 2012	21.03	21.46	21.03	21.37	241,302	+0.23(+1.09%)
Apr 13, 2012	21.62	21.62	21.09	21.14	465,514	-0.55(-2.54%)
Apr 12, 2012	21.47	21.89	21.39	21.69	497,062	+0.10(+0.46%)
Apr 11, 2012	21.51	21.83	21.37	21.59	438,937	+0.25(+1.17%)
Apr 10, 2012	21.50	21.72	21.25	21.34	554,794	-0.24(-1.11%)
Apr 09, 2012	21.71	21.85	21.34	21.58	919,848	-0.13(-0.60%)
Apr 05, 2012	21.41	21.71	21.34	21.71	1,126,814	+0.18(+0.84%)
Apr 04, 2012	21.50	21.64	21.42	21.53	380,199	-0.24(-1.10%)
Apr 03, 2012	21.93	22.15	21.70	21.77	350,352	-0.28(-1.27%)
Apr 02, 2012	22.11	22.30	21.97	22.05	423,255	-0.18(-0.81%)
Mar 30, 2012	21.76	22.40	21.72	22.23	824,204	+0.40(+1.83%)
Mar 29, 2012	22.00	22.03	21.60	21.83	544,342	-0.14(-0.64%)
Mar 28, 2012	21.85	22.21	21.79	21.97	441,752	+0.03(+0.14%)
Mar 27, 2012	21.93	22.04	21.75	21.94	1,489,781	-0.04(-0.18%)
Mar 26, 2012	21.81	22.15	21.69	21.98	815,698	+0.22(+1.01%)
Mar 23, 2012	21.67	21.76	21.60	21.76	326,835	+0.09(+0.42%)
Mar 22, 2012	21.61	21.80	21.51	21.67	316,335	-0.13(-0.60%)
Mar 21, 2012	21.28	21.83	21.28	21.80	664,005	+0.38(+1.77%)
Mar 20, 2012	21.46	21.90	21.24	21.42	568,517	-0.29(-1.34%)
Mar 19, 2012	21.33	21.92	21.33	21.71	663,020	+0.30(+1.40%)
Mar 16, 2012	21.50	21.60	21.29	21.41	554,669	-0.17(-0.79%)
Mar 15, 2012	21.69	21.94	21.57	21.58	424,097	-0.22(-1.01%)
Mar 14, 2012	21.61	21.88	21.61	21.80	415,956	+0.04(+0.18%)
Mar 13, 2012	21.45	21.85	21.45	21.76	663,129	+0.29(+1.35%)
Mar 12, 2012	20.95	21.66	20.95	21.47	844,719	+0.44(+2.09%)
Mar 09, 2012	20.86	21.10	20.66	21.03	1,167,703	+0.13(+0.62%)
Mar 08, 2012	20.45	21.03	20.37	20.90	1,182,463	+0.49(+2.40%)
Mar 07, 2012	20.13	20.41	20.01	20.41	989,914	+0.23(+1.14%)
Mar 06, 2012	20.37	20.44	20.13	20.18	344,605	-0.15(-0.74%)
Mar 05, 2012	20.33	20.48	20.31	20.33	552,599	-0.17(-0.83%)
Mar 02, 2012	20.86	20.86	20.40	20.50	630,844	-0.38(-1.82%)
Mar 01, 2012	21.00	21.15	20.85	20.88	563,029	-0.30(-1.42%)
Feb 29, 2012	20.95	21.38	20.95	21.18	781,915	+0.17(+0.81%)
Feb 28, 2012	20.90	21.12	20.90	21.01	381,235	+0.01(+0.05%)
Feb 27, 2012	20.90	21.13	20.90	21.00	237,071	+0.06(+0.29%)
Feb 24, 2012	21.00	21.12	20.89	20.94	285,245	-0.08(-0.38%)
Feb 23, 2012	21.00	21.09	20.93	21.02	383,536	-0.03(-0.14%)
Feb 22, 2012	21.03	21.41	20.75	21.05	735,889	+0.11(+0.53%)
Feb 21, 2012	20.74	21.04	20.74	20.94	644,230	+0.11(+0.53%)
Feb 17, 2012		20.83	20.83	20.83	0	-0.03(-0.14%)
Feb 16, 2012	20.55	21.05	20.55	20.86	1,415,064	+0.23(+1.11%)
Feb 15, 2012	20.61	20.75	20.46	20.63	550,707	-0.05(-0.24%)
Feb 14, 2012	20.90	20.93	20.55	20.68	496,826	-0.13(-0.62%)
Feb 13, 2012	20.50	20.85	20.50	20.81	404,293	+0.36(+1.76%)
Feb 10, 2012	20.36	20.49	20.22	20.45	253,334	+0.03(+0.15%)
Feb 09, 2012	20.00	20.44	20.00	20.42	460,158	+0.13(+0.64%)
Feb 08, 2012	20.40	20.43	20.10	20.29	874,523	-0.13(-0.64%)
Feb 07, 2012	20.30	20.54	20.27	20.42	807,325	+0.01(+0.05%)
Feb 06, 2012	20.48	20.55	20.34	20.41	864,465	-0.18(-0.87%)
Feb 03, 2012	20.70	20.74	20.51	20.59	1,145,978	-0.06(-0.29%)
Feb 02, 2012	20.63	20.92	20.62	20.65	1,194,300	-0.21(-1.01%)

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