Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	23.17	23.28	22.75	22.98	344,799	-0.07(-0.31%)
Apr 28, 2011	23.10	23.26	22.93	23.06	391,513	-0.10(-0.44%)
Apr 27, 2011	23.54	23.54	22.90	23.16	692,446	-0.48(-2.04%)
Apr 26, 2011	23.19	23.75	23.06	23.64	515,644	+0.45(+1.95%)
Apr 25, 2011	23.05	23.19	22.91	23.19	212,298	+0.02(+0.08%)
Apr 21, 2011	23.37	23.62	23.03	23.17	235,698	+0.03(+0.13%)
Apr 20, 2011	23.35	23.39	23.01	23.14	277,169	+0.17(+0.72%)
Apr 19, 2011	22.92	23.20	22.73	22.97	184,753	+0.11(+0.49%)
Apr 18, 2011	22.90	22.91	22.59	22.86	311,357	-0.33(-1.44%)
Apr 15, 2011	22.98	23.19	22.91	23.19	513,765	+0.14(+0.62%)
Apr 14, 2011	22.81	23.16	22.47	23.05	279,687	+0.14(+0.60%)
Apr 13, 2011	23.27	23.33	22.64	22.91	368,764	-0.14(-0.59%)
Apr 12, 2011	23.41	23.66	23.04	23.05	331,654	-0.57(-2.42%)
Apr 11, 2011	23.45	23.82	23.19	23.62	302,641	+0.11(+0.46%)
Apr 08, 2011	24.09	24.19	23.36	23.51	414,487	-0.58(-2.39%)
Apr 07, 2011	24.14	24.22	23.92	24.09	426,556	+0.02(+0.07%)
Apr 06, 2011	24.16	24.33	24.03	24.07	318,809	-0.02(-0.07%)
Apr 05, 2011	24.14	24.23	23.98	24.09	354,043	-0.02(-0.07%)
Apr 04, 2011	24.25	24.33	24.05	24.11	350,593	+0.00(+0.00%)
Apr 01, 2011	24.09	24.33	23.97	24.11	430,517	+0.21(+0.87%)
Mar 31, 2011	23.65	24.00	23.65	23.90	627,189	+0.30(+1.26%)
Mar 30, 2011	23.60	23.76	23.51	23.60	566,533	+0.09(+0.38%)
Mar 29, 2011	23.20	23.60	23.06	23.51	382,689	+0.28(+1.20%)
Mar 28, 2011	22.98	23.34	22.98	23.23	245,791	+0.27(+1.19%)
Mar 25, 2011	23.19	23.53	22.81	22.96	360,679	-0.06(-0.26%)
Mar 24, 2011	22.64	23.17	22.46	23.02	492,821	+0.50(+2.22%)
Mar 23, 2011	22.40	22.65	22.21	22.52	356,430	+0.04(+0.19%)
Mar 22, 2011	22.81	22.87	22.44	22.48	288,834	-0.24(-1.07%)
Mar 21, 2011	22.81	22.92	22.45	22.72	498,183	+0.34(+1.54%)
Mar 18, 2011	22.58	22.76	22.26	22.38	1,015,714	+0.12(+0.53%)
Mar 17, 2011	22.67	22.67	22.21	22.26	389,752	-0.01(-0.05%)
Mar 16, 2011	22.77	22.77	22.16	22.27	539,668	-0.45(-1.99%)
Mar 15, 2011	22.29	23.17	22.29	22.72	1,019,391	-0.07(-0.29%)
Mar 14, 2011	22.39	22.88	22.27	22.79	548,399	+0.27(+1.19%)
Mar 11, 2011	21.79	22.59	21.79	22.52	344,503	+0.71(+3.27%)
Mar 10, 2011	22.06	22.30	21.59	21.81	478,553	-0.59(-2.63%)
Mar 09, 2011	22.47	22.59	22.15	22.40	217,317	-0.07(-0.32%)
Mar 08, 2011	21.97	22.71	21.73	22.47	312,893	+0.53(+2.41%)
Mar 07, 2011	22.23	22.35	21.74	21.94	316,393	-0.28(-1.26%)
Mar 04, 2011	22.39	22.43	21.88	22.22	330,418	-0.24(-1.06%)
Mar 03, 2011	22.35	22.56	22.32	22.46	261,093	+0.34(+1.53%)
Mar 02, 2011	21.96	22.25	21.84	22.12	385,227	-0.11(-0.48%)
Mar 01, 2011	22.95	22.95	22.18	22.22	471,758	-0.61(-2.66%)
Feb 28, 2011	22.95	23.12	22.66	22.83	461,248	-0.08(-0.36%)
Feb 25, 2011	22.27	22.91	22.13	22.91	417,557	+0.71(+3.21%)
Feb 24, 2011	22.06	22.31	21.79	22.20	629,699	+0.20(+0.92%)
Feb 23, 2011	22.50	22.60	21.99	22.00	513,676	-0.46(-2.04%)
Feb 22, 2011	22.95	23.17	22.38	22.46	525,471	-0.73(-3.15%)
Feb 18, 2011	23.36	23.39	23.01	23.19	427,371	-0.05(-0.23%)
Feb 17, 2011	22.95	23.32	22.90	23.24	320,997	+0.30(+1.32%)
Feb 16, 2011	22.93	23.03	22.77	22.94	270,767	+0.08(+0.34%)
Feb 15, 2011	22.62	22.88	22.59	22.86	472,449	+0.20(+0.87%)
Feb 14, 2011	22.86	22.94	22.59	22.66	361,355	-0.19(-0.83%)
Feb 11, 2011	22.73	22.89	22.53	22.85	277,236	+0.14(+0.63%)
Feb 10, 2011	22.25	22.85	22.17	22.71	527,775	+0.35(+1.57%)
Feb 09, 2011	22.15	22.55	22.15	22.36	583,920	-0.12(-0.56%)
Feb 08, 2011	21.98	22.60	21.90	22.49	405,325	+0.50(+2.27%)
Feb 07, 2011	21.70	22.05	21.55	21.99	500,706	+0.24(+1.09%)
Feb 04, 2011	21.93	22.11	21.52	21.75	402,353	-0.10(-0.44%)
Feb 03, 2011	22.22	22.22	21.72	21.84	346,269	-0.43(-1.92%)
Feb 02, 2011	22.46	22.60	22.20	22.27	201,372	-0.17(-0.77%)
Feb 01, 2011	22.19	22.53	21.90	22.44	389,833	+0.36(+1.62%)
Jan 31, 2011	21.94	22.27	21.88	22.09	364,044	+0.24(+1.09%)
Jan 28, 2011	22.35	22.42	21.76	21.85	589,415	-0.43(-1.95%)
Jan 27, 2011	22.07	22.38	22.00	22.28	441,048	+0.15(+0.70%)
Jan 26, 2011	21.59	22.16	21.53	22.13	575,596	+0.60(+2.79%)
Jan 25, 2011	21.34	21.53	21.22	21.53	479,486	+0.21(+1.00%)
Jan 24, 2011	20.59	21.33	20.52	21.31	748,687	+0.80(+3.88%)
Jan 21, 2011	20.66	20.66	20.36	20.52	584,340	+0.09(+0.44%)
Jan 20, 2011	20.18	20.80	20.18	20.43	638,065	+0.11(+0.53%)
Jan 19, 2011	20.39	20.54	20.17	20.32	578,564	-0.30(-1.44%)
Jan 18, 2011	20.41	20.65	20.14	20.62	704,085	+0.34(+1.70%)
Jan 14, 2011	20.15	20.40	19.99	20.27	469,879	+0.17(+0.86%)
Jan 13, 2011	20.14	20.21	19.93	20.10	608,374	+0.00(+0.00%)
Jan 12, 2011	20.21	20.24	19.93	20.10	871,817	+0.12(+0.60%)
Jan 11, 2011	19.97	20.24	19.86	19.98	298,298	+0.14(+0.72%)
Jan 10, 2011	19.77	20.05	19.48	19.84	448,243	+0.02(+0.12%)
Jan 07, 2011	19.87	20.00	19.36	19.82	564,624	+0.05(+0.24%)
Jan 06, 2011	19.61	20.02	19.60	19.77	562,283	+0.14(+0.70%)
Jan 05, 2011	19.40	19.80	19.34	19.63	547,042	+0.24(+1.23%)
Jan 04, 2011	19.74	19.78	19.34	19.39	609,940	-0.21(-1.09%)
Jan 03, 2011	19.58	19.79	19.45	19.61	390,028	+0.26(+1.32%)
Dec 31, 2010	19.39	19.56	19.35	19.35	315,165	-0.11(-0.58%)
Dec 30, 2010	19.37	19.60	19.35	19.46	191,285	+0.05(+0.25%)
Dec 29, 2010	19.52	19.70	19.41	19.42	240,328	-0.14(-0.73%)
Dec 28, 2010	19.46	19.66	19.42	19.56	200,261	+0.09(+0.46%)
Dec 27, 2010	19.38	19.58	19.38	19.47	363,758	+0.09(+0.46%)
Dec 23, 2010	19.32	19.53	19.32	19.38	392,456	+0.06(+0.31%)
Dec 22, 2010	19.38	19.44	19.29	19.32	539,298	-0.01(-0.06%)
Dec 21, 2010	19.45	19.48	19.29	19.33	616,014	+0.04(+0.22%)
Dec 20, 2010	19.31	19.48	19.16	19.29	1,131,425	+0.05(+0.28%)

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