Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	22.73	22.93	22.66	22.83	5,682,806	+0.34(+1.52%)
Aug 30, 2011	22.22	22.59	22.07	22.49	8,490,738	-0.31(-1.36%)
Aug 29, 2011	22.57	22.84	22.50	22.80	3,424,905	+0.46(+2.05%)
Aug 26, 2011	22.12	22.50	21.87	22.34	8,638,556	+0.02(+0.07%)
Aug 25, 2011	22.68	22.79	22.26	22.33	6,167,317	-0.79(-3.41%)
Aug 24, 2011	22.87	23.23	22.85	23.11	4,272,917	+0.02(+0.07%)
Aug 23, 2011	22.66	23.10	22.59	23.10	9,002,608	+0.98(+4.43%)
Aug 22, 2011	22.78	22.79	22.06	22.12	12,794,944	+0.36(+1.64%)
Aug 19, 2011	21.80	22.23	21.68	21.76	9,330,691	-0.25(-1.11%)
Aug 18, 2011	22.41	22.43	21.87	22.01	8,637,519	-0.49(-2.18%)
Aug 17, 2011	22.37	22.62	22.35	22.50	8,153,894	+0.19(+0.84%)
Aug 16, 2011	22.39	22.58	22.27	22.31	5,609,985	-0.14(-0.62%)
Aug 15, 2011	22.41	22.50	22.26	22.45	4,552,533	+0.43(+1.96%)
Aug 12, 2011	22.01	22.19	21.77	22.02	6,070,828	+0.26(+1.20%)
Aug 11, 2011	20.78	21.92	20.77	21.75	8,071,543	+1.05(+5.07%)
Aug 10, 2011	21.41	21.54	20.66	20.70	13,853,591	-1.11(-5.08%)
Aug 09, 2011	21.71	21.83	21.01	21.81	11,309,149	+0.79(+3.75%)
Aug 08, 2011	21.71	22.01	21.02	21.02	13,601,244	-1.27(-5.69%)
Aug 05, 2011	22.33	22.49	21.87	22.29	12,250,171	-0.20(-0.90%)
Aug 04, 2011	23.21	23.25	22.45	22.50	10,398,798	-0.76(-3.28%)
Aug 03, 2011	23.29	23.32	22.94	23.26	7,518,464	+0.04(+0.19%)
Aug 02, 2011	23.25	23.44	23.17	23.21	5,423,185	-0.21(-0.90%)
Aug 01, 2011	23.59	23.61	23.15	23.43	6,771,432	+0.03(+0.11%)
Jul 29, 2011	23.61	23.83	23.39	23.40	5,522,987	-0.26(-1.09%)
Jul 28, 2011	23.54	23.88	23.53	23.66	5,635,100	+0.32(+1.38%)
Jul 27, 2011	23.87	23.88	23.24	23.34	6,283,875	-0.31(-1.31%)
Jul 26, 2011	23.75	23.87	23.51	23.65	8,728,654	+0.37(+1.61%)
Jul 25, 2011	23.34	23.48	23.23	23.27	5,104,151	+0.23(+0.98%)
Jul 22, 2011	23.04	23.10	22.89	23.05	2,183,331	-0.07(-0.32%)
Jul 21, 2011	23.06	23.21	22.99	23.12	3,604,524	+0.52(+2.31%)
Jul 20, 2011	22.58	22.71	22.51	22.60	3,837,217	+0.02(+0.07%)
Jul 19, 2011	22.58	22.67	22.46	22.58	2,482,717	-0.03(-0.14%)
Jul 18, 2011	22.71	22.77	22.46	22.61	2,785,877	-0.18(-0.81%)
Jul 15, 2011	22.82	22.91	22.67	22.80	5,554,390	+0.30(+1.33%)
Jul 14, 2011	22.84	22.87	22.49	22.50	9,167,354	-0.38(-1.68%)
Jul 13, 2011	22.80	23.11	22.80	22.88	4,719,360	-0.01(-0.02%)
Jul 12, 2011	22.81	23.03	22.80	22.89	3,441,911	+0.13(+0.56%)
Jul 11, 2011	22.96	23.04	22.74	22.76	2,546,767	-0.53(-2.26%)
Jul 08, 2011	23.18	23.40	23.17	23.29	4,301,756	+0.16(+0.68%)
Jul 07, 2011	23.08	23.16	23.00	23.13	5,262,077	+0.17(+0.73%)
Jul 06, 2011	22.86	22.96	22.79	22.96	3,747,170	+0.17(+0.76%)
Jul 05, 2011	22.82	22.89	22.74	22.79	3,238,773	+0.14(+0.60%)
Jul 01, 2011	22.41	22.65	22.40	22.65	2,737,735	+0.05(+0.23%)
Jun 30, 2011	22.42	22.64	22.38	22.60	3,379,345	+0.17(+0.78%)
Jun 29, 2011	22.28	22.45	22.21	22.42	3,261,235	+0.39(+1.77%)
Jun 28, 2011	21.99	22.11	21.95	22.03	3,627,344	+0.34(+1.58%)
Jun 27, 2011	21.72	21.78	21.65	21.69	2,511,676	-0.08(-0.39%)
Jun 24, 2011	21.91	21.91	21.72	21.78	3,236,852	+0.12(+0.56%)
Jun 23, 2011	21.44	21.67	21.36	21.66	4,021,532	-0.11(-0.48%)
Jun 22, 2011	21.79	21.93	21.76	21.76	2,341,468	-0.10(-0.46%)
Jun 21, 2011	21.79	21.90	21.77	21.86	2,464,525	+0.01(+0.02%)
Jun 20, 2011	21.83	21.87	21.80	21.86	2,344,877	+0.07(+0.31%)
Jun 17, 2011	21.78	21.88	21.72	21.79	2,770,563	+0.09(+0.44%)
Jun 16, 2011	21.62	21.85	21.58	21.69	3,760,159	-0.18(-0.84%)
Jun 15, 2011	22.08	22.15	21.79	21.88	3,883,882	-0.44(-1.96%)
Jun 14, 2011	22.36	22.40	22.27	22.31	2,926,598	+0.20(+0.90%)
Jun 13, 2011	22.09	22.21	22.01	22.11	2,904,748	+0.22(+0.99%)
Jun 10, 2011	22.09	22.09	21.82	21.90	4,115,159	-0.36(-1.61%)
Jun 09, 2011	22.47	22.51	22.26	22.26	3,387,403	-0.07(-0.31%)
Jun 08, 2011	22.44	22.48	22.27	22.32	3,176,281	-0.24(-1.05%)
Jun 07, 2011	22.74	22.77	22.56	22.56	4,918,319	+0.17(+0.75%)
Jun 06, 2011	22.54	22.56	22.37	22.39	2,563,082	-0.06(-0.26%)
Jun 03, 2011	22.18	22.55	22.15	22.45	4,816,761	-0.13(-0.58%)
May 24, 2011	22.62	22.65	22.49	22.58	3,603,468	+0.24(+1.06%)
May 23, 2011	22.38	22.44	22.23	22.35	5,759,012	-0.44(-1.94%)
May 20, 2011	22.89	22.93	22.71	22.79	2,988,416	-0.19(-0.85%)
May 19, 2011	22.82	22.98	22.79	22.98	5,117,495	+0.28(+1.23%)
May 18, 2011	22.53	22.77	22.49	22.70	7,034,105	+0.01(+0.05%)
May 17, 2011	22.61	22.72	22.51	22.69	6,544,618	-0.32(-1.37%)
May 16, 2011	22.98	23.17	22.93	23.01	7,217,729	-0.03(-0.14%)
May 13, 2011	23.21	23.23	22.90	23.04	7,202,337	+0.06(+0.28%)
May 12, 2011	22.77	23.01	22.68	22.98	3,714,048	+0.26(+1.14%)
May 11, 2011	22.70	22.81	22.51	22.72	4,579,111	+0.15(+0.65%)
May 10, 2011	22.49	22.64	22.45	22.57	2,450,984	+0.04(+0.16%)
May 09, 2011	22.55	22.60	22.41	22.54	5,624,079	-0.11(-0.49%)
May 06, 2011	22.74	22.85	22.54	22.65	3,436,235	+0.06(+0.28%)
May 05, 2011	22.60	22.75	22.51	22.58	3,674,448	-0.19(-0.86%)
May 04, 2011	22.98	23.05	22.71	22.78	4,582,595	+0.11(+0.48%)
May 03, 2011	22.57	22.75	22.54	22.67	4,791,970	-0.03(-0.14%)
May 02, 2011	22.71	22.75	22.69	22.70	4,065,992	-0.02(-0.09%)
Apr 29, 2011	22.58	22.74	22.52	22.72	3,945,028	+0.06(+0.25%)
Apr 28, 2011	22.66	22.74	22.54	22.66	16,413,796	+0.23(+1.02%)
Apr 27, 2011	21.99	22.48	21.91	22.43	15,220,999	+0.72(+3.33%)
Apr 26, 2011	21.37	21.75	21.32	21.71	4,335,902	+0.22(+1.04%)
Apr 25, 2011	21.45	21.52	21.42	21.49	1,964,147	-0.05(-0.22%)
Apr 21, 2011	21.65	21.65	21.43	21.53	2,399,059	-0.03(-0.15%)
Apr 20, 2011	21.54	21.62	21.48	21.57	4,279,688	+0.40(+1.89%)
Apr 19, 2011	21.13	21.19	21.05	21.16	3,489,433	+0.10(+0.47%)
Apr 18, 2011	21.13	21.16	20.94	21.07	3,086,058	-0.34(-1.58%)
Apr 15, 2011	21.43	21.49	21.35	21.40	3,975,741	+0.20(+0.93%)
Apr 14, 2011	21.17	21.31	21.14	21.21	4,912,103	+0.13(+0.62%)
Apr 13, 2011	21.16	21.21	21.03	21.08	4,244,335	+0.14(+0.65%)
Apr 12, 2011	20.96	21.02	20.87	20.94	4,633,534	+0.11(+0.55%)
Apr 11, 2011	20.93	21.01	20.79	20.83	3,511,306	+0.05(+0.25%)
Apr 08, 2011	20.91	20.93	20.70	20.77	4,341,011	-0.02(-0.10%)
Apr 07, 2011	20.78	20.83	20.69	20.80	4,318,696	+0.12(+0.60%)
Apr 06, 2011	20.59	20.72	20.56	20.67	3,832,034	+0.05(+0.25%)
Apr 05, 2011	20.63	20.70	20.52	20.62	4,972,069	+0.17(+0.81%)
Apr 04, 2011	20.59	20.59	20.40	20.45	4,949,327	+0.27(+1.34%)
Apr 01, 2011	20.03	20.20	20.00	20.18	2,967,115	+0.19(+0.96%)
Mar 31, 2011	20.11	20.16	19.90	19.99	5,350,748	-0.04(-0.18%)
Mar 30, 2011	20.03	20.03	20.03	20.03	3,825,824	+0.18(+0.89%)
Mar 29, 2011	19.67	19.85	19.61	19.85	3,953,230	+0.17(+0.87%)
Mar 28, 2011	19.82	19.85	19.64	19.68	3,597,402	+0.05(+0.24%)
Mar 25, 2011	19.68	19.79	19.61	19.63	4,152,480	+0.05(+0.24%)
Mar 24, 2011	19.50	19.67	19.47	19.58	4,194,039	+0.01(+0.03%)
Mar 23, 2011	19.56	19.63	19.52	19.58	4,414,238	-0.19(-0.95%)
Mar 22, 2011	19.81	19.83	19.70	19.77	2,857,124	+0.09(+0.45%)
Mar 21, 2011	19.64	19.70	19.61	19.68	2,919,915	+0.24(+1.26%)
Mar 18, 2011	19.45	19.48	19.35	19.43	4,568,568	+0.00(+0.00%)
Mar 17, 2011	19.30	19.56	19.27	19.43	5,073,988	+0.39(+2.02%)
Mar 16, 2011	19.34	19.42	18.94	19.05	8,442,781	-0.53(-2.69%)
Mar 15, 2011	19.49	19.63	19.49	19.57	4,763,089	-0.50(-2.51%)
Mar 14, 2011	20.09	20.18	19.94	20.08	4,543,224	-0.08(-0.41%)
Mar 11, 2011	20.00	20.20	19.95	20.16	4,249,836	+0.18(+0.89%)
Mar 10, 2011	20.13	20.14	19.91	19.98	5,996,766	-0.09(-0.47%)
Mar 09, 2011	20.09	20.14	20.00	20.08	4,627,112	+0.22(+1.10%)
Mar 08, 2011	19.81	19.96	19.78	19.86	3,088,987	-0.04(-0.18%)
Mar 07, 2011	20.14	20.16	19.82	19.90	2,567,969	-0.13(-0.65%)
Mar 04, 2011	20.13	20.14	19.86	20.03	3,634,911	+0.04(+0.21%)
Mar 03, 2011	19.87	20.03	19.80	19.98	3,133,079	+0.18(+0.89%)
Mar 02, 2011	19.84	19.94	19.72	19.81	2,393,773	-0.05(-0.26%)
Mar 01, 2011	20.02	20.11	19.85	19.86	3,236,227	-0.23(-1.17%)
Feb 28, 2011	20.09	20.21	20.06	20.09	2,552,122	+0.17(+0.86%)
Feb 25, 2011	19.75	19.92	19.71	19.92	2,118,016	+0.08(+0.39%)
Feb 24, 2011	19.83	19.91	19.70	19.84	4,043,405	-0.05(-0.24%)
Feb 23, 2011	19.98	20.07	19.86	19.89	5,106,078	+0.08(+0.39%)
Feb 22, 2011	19.97	20.08	19.76	19.81	5,662,566	-0.56(-2.76%)
Feb 18, 2011	20.24	20.46	20.20	20.37	9,328,623	+0.31(+1.56%)
Feb 17, 2011	19.93	20.11	19.92	20.06	4,188,801	+0.08(+0.42%)
Feb 16, 2011	19.83	20.05	19.82	19.98	5,436,027	+0.06(+0.31%)
Feb 15, 2011	19.88	19.95	19.85	19.92	4,102,386	+0.02(+0.08%)
Feb 14, 2011	19.65	19.92	19.62	19.90	5,430,747	+0.26(+1.30%)
Feb 11, 2011	19.81	19.83	19.62	19.65	4,527,333	-0.20(-1.00%)
Feb 10, 2011	19.69	19.90	19.64	19.84	5,227,241	-0.07(-0.34%)
Feb 09, 2011	19.78	19.93	19.75	19.91	5,433,891	-0.06(-0.30%)
Feb 08, 2011	19.83	20.00	19.80	19.97	8,945,861	-0.07(-0.36%)
Feb 07, 2011	19.66	20.06	19.64	20.04	11,258,928	+0.57(+2.95%)
Feb 04, 2011	19.38	19.47	19.32	19.47	4,861,066	+0.00(+0.00%)
Feb 03, 2011	19.46	19.57	19.35	19.47	7,665,568	+0.53(+2.79%)
Feb 02, 2011	18.89	18.95	18.83	18.94	5,343,543	-0.21(-1.10%)
Feb 01, 2011	18.88	19.17	18.84	19.15	5,268,665	+0.54(+2.92%)
Jan 31, 2011	18.59	18.73	18.58	18.61	8,369,871	-0.04(-0.19%)
Jan 28, 2011	18.79	18.88	18.60	18.64	13,712,327	-0.54(-2.83%)
Jan 27, 2011	19.30	19.34	19.17	19.19	5,815,651	-0.02(-0.11%)
Jan 26, 2011	19.31	19.31	19.18	19.21	5,040,002	+0.07(+0.37%)
Jan 25, 2011	19.01	19.15	18.98	19.14	5,228,210	-0.25(-1.29%)
Jan 24, 2011	19.32	19.45	19.30	19.39	4,614,664	+0.26(+1.34%)
Jan 21, 2011	19.16	19.19	19.01	19.13	4,457,940	+0.15(+0.81%)
Jan 20, 2011	19.47	19.03	18.80	18.98	9,837,117	-0.49(-2.53%)
Jan 19, 2011	19.71	19.79	19.31	19.47	8,398,286	-0.09(-0.45%)
Jan 18, 2011	19.37	19.59	19.36	19.56	8,255,865	-0.51(-2.55%)
Jan 14, 2011	20.00	20.11	19.98	20.07	3,981,652	+0.15(+0.77%)
Jan 13, 2011	20.02	20.04	19.88	19.91	3,263,716	-0.08(-0.38%)
Jan 12, 2011	19.83	20.01	19.75	19.99	3,776,550	+0.22(+1.11%)
Jan 11, 2011	19.66	19.77	19.60	19.77	4,081,932	-0.09(-0.44%)
Jan 10, 2011	19.79	19.86	19.76	19.86	3,931,569	+0.00(+0.00%)
Jan 07, 2011	19.84	19.94	19.81	19.86	4,670,160	-0.14(-0.72%)
Jan 06, 2011	20.04	20.08	19.89	20.00	4,568,394	+0.06(+0.28%)
Jan 05, 2011	19.94	20.04	19.89	19.94	7,511,706	-0.47(-2.31%)
Jan 04, 2011	20.40	20.44	20.27	20.42	3,565,989	+0.31(+1.55%)
Jan 03, 2011	20.06	20.23	20.06	20.10	2,435,756	+0.02(+0.08%)
Dec 31, 2010	20.01	20.16	19.98	20.09	2,665,552	+0.09(+0.44%)
Dec 30, 2010	20.08	20.12	19.93	20.00	2,650,958	-0.12(-0.59%)
Dec 29, 2010	20.06	20.19	20.05	20.12	2,904,944	+0.07(+0.36%)
Dec 28, 2010	20.15	20.15	20.04	20.05	1,675,028	-0.01(-0.03%)
Dec 27, 2010	20.03	20.07	19.93	20.05	1,205,157	-0.02(-0.08%)
Dec 23, 2010	20.03	20.10	20.02	20.07	1,616,228	+0.06(+0.28%)
Dec 22, 2010	19.93	20.03	19.90	20.01	2,635,312	-0.01(-0.05%)
Dec 21, 2010	20.07	20.13	19.96	20.02	2,653,014	-0.13(-0.66%)
Dec 20, 2010	20.26	20.31	20.13	20.15	2,125,661	-0.08(-0.41%)
Dec 17, 2010	20.23	20.31	20.15	20.24	3,512,111	-0.27(-1.32%)
Dec 16, 2010	20.39	20.53	20.35	20.51	2,328,368	+0.12(+0.60%)
Dec 15, 2010	20.36	20.48	20.35	20.39	2,742,923	-0.03(-0.15%)
Dec 14, 2010	20.27	20.45	20.25	20.42	2,492,176	-0.06(-0.30%)
Dec 13, 2010	20.29	20.49	20.27	20.48	2,318,789	+0.17(+0.86%)
Dec 10, 2010	20.23	20.34	20.21	20.30	1,760,357	+0.03(+0.15%)
Dec 09, 2010	20.28	20.29	20.12	20.27	2,135,242	+0.07(+0.33%)
Dec 08, 2010	20.15	20.25	20.07	20.21	2,624,177	+0.05(+0.25%)
Dec 07, 2010	20.22	20.27	20.15	20.15	3,926,946	+0.14(+0.69%)
Dec 06, 2010	19.84	20.03	19.80	20.02	2,814,648	-0.06(-0.28%)
Dec 03, 2010	19.98	20.10	19.86	20.07	3,277,273	+0.13(+0.64%)
Dec 02, 2010	19.63	19.97	19.61	19.94	3,601,408	+0.14(+0.72%)
Dec 01, 2010	19.67	19.80	19.64	19.80	4,334,579	+0.19(+0.99%)
Nov 30, 2010	19.45	19.66	19.42	19.61	9,341,213	-0.23(-1.14%)
Nov 29, 2010	19.91	19.96	19.56	19.83	6,584,467	-0.36(-1.78%)
Nov 26, 2010	20.12	20.27	20.06	20.19	2,085,198	+0.17(+0.84%)
Nov 24, 2010	19.81	20.02	20.02	20.02	4,705,006	+0.04(+0.21%)
Nov 23, 2010	20.08	20.13	19.89	19.98	6,177,395	-0.50(-2.43%)
Nov 22, 2010	20.41	20.55	20.28	20.48	4,276,429	-0.09(-0.45%)
Nov 19, 2010	20.46	20.59	20.32	20.57	3,975,471	-0.05(-0.22%)
Nov 18, 2010	20.54	20.67	20.52	20.62	3,790,435	+0.35(+1.72%)
Nov 17, 2010	20.06	20.39	20.03	20.27	8,831,295	+0.53(+2.67%)
Nov 16, 2010	20.03	20.05	19.70	19.74	7,774,999	-0.35(-1.76%)
Nov 15, 2010	20.17	20.23	20.08	20.09	3,899,134	-0.20(-0.98%)
Nov 12, 2010	20.24	20.31	20.15	20.29	4,282,735	-0.07(-0.33%)
Nov 11, 2010	20.35	20.39	20.27	20.36	3,463,688	-0.08(-0.38%)
Nov 10, 2010	20.42	20.44	20.16	20.44	7,787,791	+0.15(+0.73%)
Nov 09, 2010	20.53	20.54	20.20	20.29	5,776,090	-0.46(-2.20%)
Nov 08, 2010	20.85	20.86	20.70	20.74	3,332,793	-0.18(-0.86%)
Nov 05, 2010	20.93	20.99	20.83	20.92	8,933,790	+0.41(+2.00%)
Nov 04, 2010	20.32	20.61	20.27	20.51	7,524,533	+0.40(+2.01%)
Nov 03, 2010	20.07	20.13	19.87	20.11	5,751,343	+0.11(+0.54%)
Nov 02, 2010	20.16	20.19	19.98	20.00	4,469,756	-0.13(-0.66%)
Nov 01, 2010	20.21	20.25	20.04	20.13	6,680,563	+0.14(+0.69%)
Oct 29, 2010	20.17	20.18	19.99	20.00	4,387,642	-0.17(-0.86%)
Oct 28, 2010	20.28	20.34	20.06	20.17	3,911,930	+0.01(+0.05%)
Oct 27, 2010	20.17	20.30	20.06	20.16	5,347,928	-0.23(-1.11%)
Oct 25, 2010	20.60	20.74	20.39	20.39	3,761,265	+0.02(+0.10%)
Oct 22, 2010	20.43	20.46	20.31	20.37	2,476,163	-0.12(-0.57%)
Oct 21, 2010	20.30	20.51	20.29	20.48	5,464,256	-0.21(-1.03%)
Oct 20, 2010	20.52	20.82	20.46	20.70	3,001,417	+0.10(+0.49%)
Oct 19, 2010	20.55	20.70	20.48	20.59	3,256,202	-0.46(-2.16%)
Oct 18, 2010	20.97	21.10	20.95	21.05	2,225,752	+0.05(+0.22%)
Oct 15, 2010	21.13	21.13	20.84	21.00	3,978,749	-0.06(-0.29%)
Oct 14, 2010	21.25	21.29	20.99	21.06	6,193,711	-0.11(-0.50%)
Oct 13, 2010	21.06	21.21	20.99	21.17	3,106,110	+0.20(+0.96%)
Oct 12, 2010	20.97	21.00	20.82	20.97	2,374,397	+0.01(+0.05%)
Oct 11, 2010	21.09	21.13	20.90	20.96	2,715,360	-0.11(-0.53%)
Oct 08, 2010	21.07	21.14	20.90	21.07	4,609,496	+0.24(+1.14%)
Oct 07, 2010	21.00	21.00	20.78	20.83	4,141,705	+0.24(+1.15%)
Oct 06, 2010	20.47	20.59	20.44	20.59	2,889,949	+0.09(+0.42%)
Oct 05, 2010	20.38	20.56	20.35	20.51	20,646	+0.38(+1.91%)
Oct 04, 2010	20.11	20.18	20.04	20.12	2,615,108	+0.00(+0.00%)
Oct 01, 2010	20.12	20.24	20.05	20.12	3,972,496	+0.14(+0.68%)
Sep 30, 2010	20.23	20.30	19.95	19.99	12,124	-0.10(-0.50%)
Sep 29, 2010	20.04	20.16	19.94	20.09	1,186	-0.18(-0.90%)
Sep 28, 2010	20.22	20.31	20.09	20.27	10,570	-0.12(-0.57%)
Sep 27, 2010	20.44	20.53	20.34	20.39	5,061,925	-0.08(-0.40%)
Sep 24, 2010	20.16	20.48	20.13	20.47	4,803,089	+0.53(+2.64%)
Sep 23, 2010	19.95	20.49	19.73	19.94	64,807	-0.36(-1.79%)
Sep 22, 2010	20.17	20.35	20.14	20.31	4,703,537	-0.10(-0.50%)
Sep 21, 2010	20.35	20.47	20.22	20.41	18,230	+0.01(+0.05%)
Sep 20, 2010	20.29	20.40	20.24	20.40	3,566,753	+0.26(+1.28%)
Sep 17, 2010	20.14	20.34	20.12	20.14	1,613,846	-0.11(-0.55%)
Sep 15, 2010	20.10	20.35	20.06	20.25	2,661,989	+0.14(+0.68%)
Sep 14, 2010	20.01	20.20	19.95	20.11	14,853	+0.15(+0.73%)
Sep 13, 2010	20.06	20.07	19.92	19.97	2,365,319	+0.02(+0.10%)
Sep 10, 2010	19.92	19.98	19.86	19.95	1,949,300	-0.03(-0.15%)
Sep 09, 2010	19.84	20.01	19.77	19.98	11,725	+0.20(+1.02%)
Sep 08, 2010	19.79	19.97	19.74	19.77	18,651	+0.10(+0.49%)
Sep 07, 2010	19.45	19.70	19.43	19.68	2,687	-0.19(-0.97%)
Sep 03, 2010	19.79	19.88	19.74	19.87	3,970,258	+0.17(+0.87%)
Sep 02, 2010	19.65	19.72	19.61	19.70	51,418	+0.09(+0.44%)

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