Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	20.80	20.98	20.73	20.93	2,173,232	+0.07(+0.33%)
Apr 28, 2011	20.73	20.89	20.66	20.86	1,152,136	+0.10(+0.49%)
Apr 27, 2011	20.65	20.77	20.57	20.76	1,016,092	+0.18(+0.87%)
Apr 26, 2011	20.45	20.66	20.42	20.58	1,149,138	+0.15(+0.75%)
Apr 25, 2011	20.38	20.44	20.29	20.43	843,580	+0.01(+0.04%)
Apr 21, 2011	20.59	20.62	20.40	20.42	839,752	-0.12(-0.58%)
Apr 20, 2011	20.25	20.57	20.22	20.54	1,877,463	+0.42(+2.10%)
Apr 19, 2011	20.08	20.19	19.96	20.11	1,732,517	+0.02(+0.09%)
Apr 18, 2011	20.32	20.36	20.09	20.10	1,696,256	-0.36(-1.75%)
Apr 15, 2011	20.40	20.46	20.32	20.45	1,730,852	+0.11(+0.57%)
Apr 14, 2011	20.24	20.40	20.21	20.34	2,201,106	+0.07(+0.36%)
Apr 13, 2011	20.25	20.32	20.21	20.27	1,324,074	+0.03(+0.17%)
Apr 12, 2011	20.22	20.34	20.21	20.23	1,368,966	+0.06(+0.29%)
Apr 11, 2011	20.22	20.41	20.12	20.18	1,696,066	+0.17(+0.84%)
Apr 08, 2011	20.16	20.25	20.00	20.01	1,214,776	-0.14(-0.72%)
Apr 07, 2011	20.20	20.23	20.06	20.15	1,491,169	-0.05(-0.23%)
Apr 06, 2011	20.30	20.33	20.18	20.20	1,875,449	-0.07(-0.34%)
Apr 05, 2011	20.31	20.39	20.21	20.27	1,610,589	-0.09(-0.46%)
Apr 04, 2011	20.34	20.39	20.25	20.36	1,410,435	+0.01(+0.04%)
Apr 01, 2011	20.39	20.45	20.31	20.35	2,254,944	+0.03(+0.17%)
Mar 31, 2011	20.14	20.40	20.11	20.32	2,556,635	+0.18(+0.91%)
Mar 30, 2011	20.14	20.14	20.14	20.14	7,853,877	-0.58(-2.81%)
Mar 29, 2011	21.06	21.22	20.44	20.72	3,950,294	-0.36(-1.69%)
Mar 28, 2011	21.13	21.23	21.07	21.07	1,890,889	+0.00(+0.00%)
Mar 25, 2011	20.96	21.13	20.96	21.07	1,161,367	+0.14(+0.69%)
Mar 24, 2011	20.89	20.96	20.79	20.93	932,595	+0.09(+0.43%)
Mar 23, 2011	20.73	20.86	20.68	20.84	1,411,885	+0.06(+0.27%)
Mar 22, 2011	20.98	21.00	20.78	20.79	1,261,384	-0.21(-0.99%)
Mar 21, 2011	20.99	21.00	20.94	20.99	1,031,620	+0.24(+1.15%)
Mar 18, 2011	20.53	20.79	20.49	20.76	1,871,579	+0.40(+1.96%)
Mar 17, 2011	20.35	20.42	20.26	20.36	1,051,839	+0.18(+0.88%)
Mar 16, 2011	20.36	20.46	20.06	20.18	2,432,216	-0.23(-1.14%)
Mar 15, 2011	20.28	20.48	20.25	20.41	2,069,421	-0.16(-0.76%)
Mar 14, 2011	20.69	20.72	20.51	20.57	1,459,557	-0.19(-0.90%)
Mar 11, 2011	20.61	20.79	20.53	20.76	1,184,020	+0.21(+1.01%)
Mar 10, 2011	20.60	20.67	20.51	20.55	1,238,848	-0.19(-0.92%)
Mar 09, 2011	20.49	20.76	20.49	20.74	933,296	+0.21(+1.01%)
Mar 08, 2011	20.33	20.59	20.26	20.53	1,695,104	+0.27(+1.34%)
Mar 07, 2011	20.55	20.55	20.22	20.26	2,180,078	-0.20(-0.98%)
Mar 04, 2011	20.60	20.66	20.36	20.46	1,420,817	-0.15(-0.74%)
Mar 03, 2011	20.34	20.66	20.30	20.61	1,900,089	+0.40(+2.00%)
Mar 02, 2011	20.09	20.24	20.05	20.21	1,616,889	+0.05(+0.23%)
Mar 01, 2011	20.28	20.33	20.08	20.16	2,341,435	-0.08(-0.40%)
Feb 28, 2011	20.14	20.26	20.10	20.24	1,409,595	+0.13(+0.65%)
Feb 25, 2011	20.00	20.15	19.94	20.11	1,116,503	+0.14(+0.68%)
Feb 24, 2011	19.69	19.99	19.69	19.97	2,848,588	+0.25(+1.25%)
Feb 23, 2011	19.55	19.80	19.51	19.73	1,707,353	+0.19(+0.96%)
Feb 22, 2011	19.41	19.65	19.39	19.54	1,200,303	-0.03(-0.13%)
Feb 18, 2011	19.51	19.58	19.39	19.57	1,427,634	+0.04(+0.20%)
Feb 17, 2011	19.38	19.54	19.36	19.53	964,092	+0.14(+0.74%)
Feb 16, 2011	19.42	19.45	19.28	19.38	1,317,111	-0.02(-0.11%)
Feb 15, 2011	19.12	19.40	19.10	19.40	1,939,828	+0.25(+1.29%)
Feb 14, 2011	19.10	19.19	19.04	19.16	1,420,372	+0.00(+0.00%)
Feb 11, 2011	18.98	19.20	18.94	19.16	1,316,005	+0.08(+0.42%)
Feb 10, 2011	18.96	19.08	18.90	19.08	2,125,403	+0.08(+0.40%)
Feb 09, 2011	18.95	19.01	18.84	19.00	2,631,073	+0.04(+0.20%)
Feb 08, 2011	19.03	19.12	18.90	18.96	1,858,450	-0.06(-0.31%)
Feb 07, 2011	19.11	19.14	18.95	19.02	1,126,016	-0.07(-0.38%)
Feb 04, 2011	19.01	19.12	18.89	19.09	1,686,380	+0.12(+0.63%)
Feb 03, 2011	18.85	19.03	18.84	18.98	1,576,215	+0.14(+0.74%)
Feb 02, 2011	18.81	18.91	18.81	18.84	1,640,815	-0.02(-0.09%)

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