Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2012	25.71	25.83	25.53	25.70	30,136,690	+0.18(+0.70%)
Aug 30, 2012	25.69	25.86	25.52	25.52	24,796,990	-0.22(-0.85%)
Aug 29, 2012	26.15	26.15	25.69	25.74	34,099,440	-0.49(-1.86%)
Aug 27, 2012	26.50	26.50	26.20	26.23	13,953,241	-0.21(-0.78%)
Aug 24, 2012	26.16	26.49	26.16	26.44	13,557,941	+0.25(+0.94%)
Aug 23, 2012	26.67	26.69	26.13	26.19	21,787,172	-0.45(-1.70%)
Aug 22, 2012	26.90	26.97	26.59	26.64	19,613,138	-0.34(-1.25%)
Aug 21, 2012	27.08	27.28	26.96	26.98	12,119,218	-0.14(-0.53%)
Aug 20, 2012	27.17	27.21	26.98	27.13	13,403,712	-0.04(-0.15%)
Aug 17, 2012	27.26	27.30	26.99	27.17	15,337,883	-0.01(-0.05%)
Aug 16, 2012	27.08	27.24	27.02	27.18	12,839,652	+0.14(+0.51%)
Aug 15, 2012	27.09	27.18	26.96	27.04	11,193,001	-0.02(-0.08%)
Aug 14, 2012	27.22	27.26	26.97	27.06	15,774,660	+0.05(+0.20%)
Aug 13, 2012	27.02	27.07	26.84	27.01	12,947,270	-0.07(-0.24%)
Aug 10, 2012	27.20	27.22	27.01	27.07	118,086,424	-0.15(-0.57%)
Aug 09, 2012	27.31	27.41	27.09	27.23	13,944,442	-0.11(-0.40%)
Aug 08, 2012	27.39	27.49	27.27	27.34	12,790,235	-0.07(-0.26%)
Aug 07, 2012	27.78	27.83	27.40	27.41	18,599,770	-0.30(-1.08%)
Aug 06, 2012	27.84	27.92	27.70	27.71	13,356,452	-0.07(-0.24%)
Aug 03, 2012	27.56	27.83	27.49	27.78	17,219,404	+0.37(+1.35%)
Aug 02, 2012	27.74	27.83	27.33	27.40	19,487,866	-0.43(-1.56%)
Aug 01, 2012	27.82	27.92	27.69	27.84	18,850,920	+0.07(+0.26%)
Jul 31, 2012	27.73	27.95	27.62	27.77	23,766,784	-0.11(-0.39%)
Jul 30, 2012	27.41	27.89	27.34	27.88	23,205,104	+0.38(+1.39%)
Jul 27, 2012	27.16	27.57	27.11	27.49	25,936,604	+0.40(+1.47%)
Jul 26, 2012	26.70	27.12	26.70	27.09	20,538,736	+0.63(+2.38%)
Jul 25, 2012	26.44	26.53	26.37	26.47	13,125,189	+0.12(+0.47%)
Jul 24, 2012	26.42	26.44	26.15	26.34	15,199,108	-0.08(-0.29%)
Jul 23, 2012	26.30	26.46	26.24	26.42	15,501,442	-0.05(-0.19%)
Jul 20, 2012	26.55	26.58	26.39	26.47	23,917,740	-0.18(-0.67%)
Jul 19, 2012	26.64	26.67	26.29	26.65	26,263,588	+0.04(+0.14%)
Jul 18, 2012	26.68	26.69	26.40	26.61	20,155,490	-0.09(-0.32%)
Jul 17, 2012	26.82	27.03	26.38	26.70	30,861,416	+0.42(+1.58%)
Jul 16, 2012	26.49	26.60	26.18	26.28	25,572,886	-0.27(-1.04%)
Jul 13, 2012	26.33	26.66	26.23	26.56	19,208,822	+0.22(+0.83%)
Jul 12, 2012	26.47	26.55	26.29	26.34	27,797,404	-0.28(-1.06%)
Jul 11, 2012	26.77	26.79	26.51	26.62	19,855,736	-0.18(-0.67%)
Jul 10, 2012	26.98	26.99	26.74	26.80	16,853,206	+0.00(+0.00%)
Jul 09, 2012	26.82	26.87	26.70	26.80	12,536,043	-0.06(-0.22%)
Jul 06, 2012	26.81	26.90	26.75	26.85	14,603,533	-0.10(-0.38%)
Jul 05, 2012	27.15	27.19	26.87	26.96	15,345,616	-0.24(-0.90%)
Jul 03, 2012	27.11	27.27	27.05	27.20	10,684,986	+0.08(+0.30%)
Jul 02, 2012	26.84	27.15	26.81	27.12	19,428,144	+0.25(+0.93%)
Jun 29, 2012	26.50	26.87	26.49	26.87	26,839,198	+0.56(+2.12%)
Jun 28, 2012	26.15	26.35	26.01	26.31	15,847,306	+0.08(+0.30%)
Jun 27, 2012	25.85	26.28	25.85	26.23	19,852,792	+0.43(+1.68%)
Jun 26, 2012	25.77	25.90	25.50	25.80	17,256,162	+0.11(+0.41%)
Jun 25, 2012	25.59	25.72	25.49	25.69	14,133,383	-0.06(-0.23%)
Jun 22, 2012	25.75	25.88	25.72	25.75	22,216,376	+0.09(+0.36%)
Jun 21, 2012	26.04	26.11	25.64	25.66	18,630,472	-0.31(-1.18%)
Jun 20, 2012	26.01	26.03	25.72	25.96	21,399,466	-0.06(-0.24%)
Jun 19, 2012	26.11	26.20	26.00	26.03	16,173,524	-0.08(-0.32%)
Jun 18, 2012	26.10	26.26	26.04	26.11	15,216,266	-0.04(-0.14%)
Jun 15, 2012	26.16	26.18	25.92	26.15	28,753,330	+0.12(+0.46%)
Jun 14, 2012	25.70	26.12	25.67	26.03	20,291,446	+0.36(+1.41%)
Jun 13, 2012	25.64	25.82	25.59	25.67	13,642,833	+0.00(+0.00%)
Jun 12, 2012	25.59	25.68	25.37	25.67	17,449,792	+0.18(+0.72%)
Jun 11, 2012	25.84	25.86	25.47	25.48	15,612,269	-0.20(-0.77%)
Jun 08, 2012	25.31	25.72	25.31	25.68	16,987,446	+0.33(+1.29%)
Jun 07, 2012	25.59	25.62	25.32	25.35	21,012,180	-0.11(-0.44%)
Jun 06, 2012	25.05	25.46	25.02	25.46	18,307,242	+0.47(+1.87%)
Jun 05, 2012	25.03	25.13	24.93	25.00	17,983,106	-0.14(-0.54%)
Jun 04, 2012	24.92	25.17	24.76	25.13	19,626,896	+0.19(+0.75%)
Jun 01, 2012	25.25	25.41	24.92	24.95	30,536,772	-0.56(-2.19%)
May 31, 2012	25.58	25.67	25.48	25.50	22,190,132	-0.11(-0.44%)
May 30, 2012	25.62	25.68	25.54	25.62	20,341,032	-0.14(-0.53%)
May 29, 2012	25.85	25.85	25.62	25.75	15,432,009	+0.08(+0.31%)
May 25, 2012	25.81	25.83	25.60	25.68	13,184,188	-0.11(-0.44%)
May 24, 2012	25.53	25.89	25.46	25.79	29,599,620	+0.34(+1.35%)
May 23, 2012	25.26	25.45	25.19	25.44	26,382,540	+0.12(+0.49%)
May 22, 2012	25.45	25.45	25.23	25.32	22,356,852	-0.11(-0.43%)
May 21, 2012	25.33	25.46	25.30	25.43	19,761,406	+0.16(+0.62%)
May 18, 2012	25.68	25.70	25.07	25.27	46,753,360	-0.37(-1.42%)
May 17, 2012	26.00	26.04	25.59	25.64	32,686,264	-0.41(-1.59%)
May 16, 2012	26.16	26.23	25.93	26.05	26,083,912	-0.08(-0.31%)
May 15, 2012	26.13	26.33	26.03	26.13	24,022,672	-0.10(-0.39%)
May 14, 2012	26.32	26.37	26.15	26.24	22,578,188	-0.20(-0.77%)
May 11, 2012	26.35	26.53	26.35	26.44	15,534,644	+0.02(+0.08%)
May 10, 2012	26.35	26.52	26.35	26.42	18,546,248	+0.21(+0.82%)
May 09, 2012	26.14	26.34	26.11	26.20	20,617,382	-0.12(-0.47%)
May 08, 2012	26.28	26.38	26.15	26.33	15,477,228	-0.05(-0.18%)
May 07, 2012	26.27	26.43	26.23	26.38	13,073,290	+0.10(+0.36%)
May 04, 2012	26.39	26.48	26.27	26.28	19,280,456	-0.15(-0.57%)
May 03, 2012	26.40	26.50	26.35	26.43	22,769,488	+0.10(+0.36%)
May 02, 2012	26.19	26.37	26.16	26.33	24,258,318	+0.08(+0.30%)
May 01, 2012	26.05	26.28	26.03	26.26	20,278,146	+0.21(+0.80%)
Apr 30, 2012	26.08	26.25	25.91	26.05	38,845,472	-0.11(-0.40%)
Apr 27, 2012	25.92	26.56	25.91	26.15	34,723,856	+0.31(+1.22%)
Apr 26, 2012	25.58	25.93	25.53	25.84	24,586,100	+0.27(+1.04%)
Apr 25, 2012	25.44	25.61	25.36	25.57	27,243,192	+0.28(+1.09%)
Apr 24, 2012	25.23	25.38	25.16	25.30	15,071,975	+0.15(+0.58%)
Apr 23, 2012	25.25	25.28	25.03	25.15	15,344,695	-0.15(-0.59%)
Apr 20, 2012	25.24	25.38	25.17	25.30	19,720,248	+0.11(+0.42%)
Apr 19, 2012	25.35	25.37	25.06	25.19	15,721,394	-0.12(-0.47%)
Apr 18, 2012	25.19	25.38	25.16	25.31	17,257,306	+0.08(+0.30%)
Apr 17, 2012	24.98	25.42	24.98	25.24	33,129,924	+0.52(+2.08%)
Apr 16, 2012	24.65	24.84	24.62	24.72	20,725,918	+0.17(+0.70%)
Apr 13, 2012	24.65	24.78	24.55	24.55	15,419,981	-0.10(-0.39%)
Apr 12, 2012	24.62	24.66	24.51	24.65	15,492,399	+0.03(+0.14%)
Apr 11, 2012	24.72	24.73	24.52	24.61	17,618,982	+0.03(+0.14%)
Apr 10, 2012	24.77	24.78	24.56	24.58	25,330,572	-0.29(-1.17%)
Apr 09, 2012	24.90	24.95	24.83	24.87	14,292,584	-0.20(-0.82%)
Apr 05, 2012	25.01	25.09	24.94	25.07	16,893,466	+0.00(+0.01%)
Apr 04, 2012	25.01	25.12	24.99	25.07	18,294,068	-0.10(-0.41%)
Apr 03, 2012	25.14	25.28	25.07	25.17	19,029,194	-0.13(-0.51%)
Apr 02, 2012	25.20	25.32	25.13	25.30	21,358,272	+0.04(+0.18%)
Mar 30, 2012	25.13	25.30	25.02	25.26	38,911,552	+0.07(+0.27%)
Mar 29, 2012	24.69	25.39	24.67	25.19	60,080,592	+0.39(+1.58%)
Mar 28, 2012	24.56	24.85	24.54	24.80	38,471,672	+0.27(+1.10%)
Mar 27, 2012	24.51	24.57	24.45	24.53	16,405,138	-0.01(-0.04%)
Mar 26, 2012	24.48	24.54	24.43	24.54	16,900,834	+0.14(+0.57%)
Mar 23, 2012	24.37	24.44	24.33	24.40	23,743,172	+0.02(+0.10%)
Mar 22, 2012	24.24	24.43	24.21	24.38	20,879,920	+0.10(+0.42%)
Mar 21, 2012	24.05	24.37	24.01	24.27	29,110,630	+0.18(+0.75%)
Mar 20, 2012	23.90	24.15	23.87	24.09	14,914,153	+0.06(+0.27%)
Mar 19, 2012	23.96	24.07	23.89	24.03	15,605,565	+0.08(+0.34%)
Mar 16, 2012	24.02	24.05	23.85	23.95	33,547,494	-0.06(-0.24%)
Mar 15, 2012	23.98	24.01	23.82	24.00	26,357,344	+0.04(+0.16%)
Mar 14, 2012	23.98	24.10	23.92	23.97	18,924,654	-0.01(-0.04%)
Mar 13, 2012	23.72	23.99	23.72	23.98	26,283,378	+0.21(+0.88%)
Mar 12, 2012	23.54	23.83	23.49	23.77	26,774,664	+0.22(+0.92%)
Mar 09, 2012	23.52	23.63	23.48	23.55	54,222,024	+0.08(+0.35%)
Mar 08, 2012	23.44	23.55	23.41	23.47	49,813,028	+0.16(+0.70%)
Mar 07, 2012	23.29	23.36	23.21	23.31	16,135,144	+0.01(+0.04%)
Mar 06, 2012	23.32	23.41	23.26	23.30	19,390,658	-0.16(-0.68%)
Mar 05, 2012	23.39	23.49	23.38	23.46	15,198,800	+0.02(+0.07%)
Mar 02, 2012	23.52	23.58	23.37	23.44	17,703,240	-0.14(-0.60%)
Mar 01, 2012	23.67	23.70	23.51	23.58	22,571,506	-0.09(-0.37%)
Feb 29, 2012	23.34	23.71	23.34	23.67	34,534,316	+0.34(+1.47%)
Feb 28, 2012	23.36	23.41	23.31	23.33	13,354,187	+0.01(+0.03%)
Feb 27, 2012	23.27	23.38	23.22	23.32	17,835,884	-0.06(-0.25%)
Feb 24, 2012	23.50	23.55	23.32	23.38	18,424,976	-0.06(-0.26%)
Feb 23, 2012	23.41	23.48	23.35	23.44	16,410,135	-0.02(-0.10%)
Feb 22, 2012	23.24	23.49	23.24	23.46	20,315,418	+0.15(+0.62%)
Feb 21, 2012	23.34	23.40	23.21	23.32	19,816,560	-0.08(-0.33%)
Feb 17, 2012	23.40	23.44	23.24	23.40	21,902,308	+0.06(+0.28%)
Feb 16, 2012	23.25	23.37	23.18	23.33	17,342,550	+0.16(+0.67%)
Feb 15, 2012	23.46	23.46	23.12	23.17	21,806,392	-0.17(-0.73%)
Feb 14, 2012	23.20	23.35	23.07	23.34	18,588,248	+0.16(+0.67%)
Feb 13, 2012	23.18	23.24	23.07	23.19	16,367,247	+0.17(+0.74%)
Feb 10, 2012	22.88	23.02	22.84	23.02	16,228,286	-0.01(-0.04%)
Feb 09, 2012	23.16	23.17	22.96	23.03	24,071,082	-0.12(-0.53%)
Feb 08, 2012	23.32	23.33	23.11	23.15	24,167,916	-0.07(-0.32%)
Feb 07, 2012	23.07	23.53	22.91	23.23	35,764,520	+0.18(+0.76%)
Feb 06, 2012	22.99	23.12	22.94	23.05	21,518,556	-0.02(-0.07%)
Feb 03, 2012	23.13	23.21	22.99	23.07	24,432,524	+0.08(+0.37%)
Feb 02, 2012	23.06	23.12	22.95	22.98	19,405,726	-0.01(-0.03%)
Feb 01, 2012	23.00	23.15	22.97	22.99	22,007,386	+0.11(+0.47%)
Jan 31, 2012	23.03	23.03	22.76	22.88	19,979,556	+0.02(+0.10%)
Jan 30, 2012	22.80	22.89	22.71	22.86	15,629,478	+0.01(+0.03%)
Jan 27, 2012	23.01	23.09	22.78	22.85	24,829,742	-0.19(-0.84%)
Jan 26, 2012	23.25	23.25	22.96	23.04	21,648,346	-0.14(-0.61%)
Jan 25, 2012	23.01	23.21	22.88	23.19	21,362,578	+0.18(+0.78%)
Jan 24, 2012	23.09	23.21	22.94	23.01	21,768,596	-0.21(-0.92%)
Jan 23, 2012	23.04	23.25	23.01	23.22	20,369,618	+0.15(+0.65%)
Jan 20, 2012	22.88	23.08	22.84	23.07	28,292,744	+0.22(+0.95%)
Jan 19, 2012	22.92	22.95	22.79	22.85	19,988,220	-0.05(-0.21%)
Jan 18, 2012	22.86	22.98	22.76	22.90	19,600,734	+0.08(+0.36%)
Jan 17, 2012	22.95	23.00	22.81	22.82	22,987,392	+0.12(+0.54%)
Jan 13, 2012	22.82	22.85	22.55	22.70	29,504,232	-0.20(-0.86%)
Jan 12, 2012	23.18	23.21	22.82	22.89	22,487,036	-0.17(-0.72%)
Jan 11, 2012	23.16	23.30	22.89	23.06	34,399,084	-0.43(-1.85%)
Jan 10, 2012	23.54	23.55	23.42	23.49	19,131,844	+0.14(+0.59%)
Jan 09, 2012	23.38	23.44	23.31	23.35	15,528,732	+0.00(+0.00%)
Jan 06, 2012	23.54	23.59	23.25	23.35	20,138,488	-0.15(-0.63%)
Jan 05, 2012	23.64	23.67	23.50	23.50	21,084,610	-0.11(-0.47%)
Jan 04, 2012	23.69	23.74	23.55	23.62	21,013,008	-0.09(-0.39%)
Dec 30, 2011	23.79	23.80	23.71	23.71	11,603,120	-0.06(-0.27%)
Dec 29, 2011	23.58	23.78	23.55	23.77	12,797,531	+0.22(+0.93%)
Dec 28, 2011	23.66	23.73	23.51	23.55	11,958,099	-0.13(-0.53%)
Dec 27, 2011	23.65	23.78	23.65	23.68	14,685,649	-0.02(-0.09%)
Dec 23, 2011	23.46	23.71	23.45	23.70	13,658,161	+0.13(+0.53%)
Dec 21, 2011	23.22	23.65	23.15	23.57	27,598,914	+0.40(+1.71%)
Dec 20, 2011	23.00	23.26	22.98	23.17	23,333,720	+0.35(+1.53%)
Dec 19, 2011	22.86	23.00	22.78	22.83	17,357,506	-0.02(-0.10%)
Dec 16, 2011	22.86	22.94	22.79	22.85	35,354,196	+0.19(+0.82%)
Dec 15, 2011	22.67	22.83	22.63	22.66	19,728,486	+0.21(+0.95%)
Dec 14, 2011	22.45	22.67	22.38	22.45	23,260,530	-0.07(-0.33%)
Dec 13, 2011	22.73	22.79	22.46	22.52	21,067,820	-0.14(-0.61%)
Dec 12, 2011	22.79	22.87	22.47	22.66	19,745,446	-0.23(-1.01%)
Dec 09, 2011	22.74	22.95	22.67	22.89	27,003,582	+0.28(+1.26%)
Dec 08, 2011	22.60	22.78	22.55	22.61	23,773,142	-0.02(-0.07%)
Dec 07, 2011	22.55	22.72	22.43	22.63	24,840,720	+0.03(+0.15%)
Dec 06, 2011	22.53	22.71	22.41	22.59	24,690,110	+0.13(+0.56%)
Dec 05, 2011	22.68	22.77	22.32	22.47	26,497,004	-0.02(-0.11%)
Dec 02, 2011	22.86	22.89	22.42	22.49	31,242,224	-0.15(-0.67%)
Dec 01, 2011	22.70	22.90	22.59	22.64	22,768,972	-0.14(-0.59%)
Nov 30, 2011	22.82	23.03	22.61	22.78	37,319,772	+0.35(+1.57%)
Nov 29, 2011	22.08	22.53	22.03	22.43	31,958,494	+0.50(+2.30%)
Nov 28, 2011	21.95	22.12	21.78	21.92	31,688,362	+0.14(+0.66%)
Nov 25, 2011	21.91	21.99	21.78	21.78	11,256,322	-0.04(-0.20%)
Nov 23, 2011	22.02	22.03	21.80	21.82	20,943,482	-0.37(-1.67%)
Nov 22, 2011	22.07	22.32	22.04	22.19	17,521,572	+0.01(+0.03%)
Nov 21, 2011	22.43	22.50	22.00	22.18	27,630,448	-0.48(-2.14%)
Nov 18, 2011	22.61	22.78	22.50	22.67	27,779,322	+0.26(+1.16%)
Nov 17, 2011	22.52	22.67	22.23	22.41	25,964,184	-0.13(-0.58%)
Nov 16, 2011	22.76	22.81	22.51	22.54	26,431,072	-0.33(-1.46%)
Nov 15, 2011	22.80	23.02	22.70	22.87	18,160,840	+0.07(+0.31%)
Nov 14, 2011	22.80	22.86	22.68	22.80	14,014,912	-0.11(-0.48%)
Nov 11, 2011	22.86	23.08	22.86	22.91	19,149,602	+0.25(+1.08%)
Nov 10, 2011	22.74	22.79	22.51	22.67	24,082,732	+0.12(+0.54%)
Nov 09, 2011	22.82	22.87	22.49	22.55	27,113,712	-0.54(-2.36%)
Nov 08, 2011	22.97	23.12	22.81	23.09	17,931,768	+0.15(+0.65%)
Nov 07, 2011	22.76	22.96	22.63	22.94	18,600,982	+0.14(+0.63%)
Nov 04, 2011	22.86	22.92	22.63	22.80	22,560,238	-0.29(-1.27%)
Nov 03, 2011	22.91	23.15	22.88	23.09	25,809,658	+0.30(+1.30%)
Nov 02, 2011	22.68	22.89	22.65	22.80	21,610,524	+0.25(+1.09%)
Nov 01, 2011	22.58	22.70	22.46	22.55	35,220,320	-0.43(-1.87%)
Oct 31, 2011	23.09	23.23	22.97	22.98	28,239,506	-0.21(-0.89%)
Oct 28, 2011	23.05	23.20	23.00	23.19	25,726,568	+0.12(+0.53%)
Oct 27, 2011	23.19	23.24	22.91	23.07	39,696,240	+0.37(+1.63%)
Oct 26, 2011	22.63	22.72	22.34	22.70	23,844,476	+0.18(+0.78%)
Oct 25, 2011	22.84	22.85	22.47	22.52	21,148,892	-0.31(-1.36%)
Oct 24, 2011	23.01	23.09	22.74	22.83	20,229,336	-0.11(-0.47%)
Oct 21, 2011	22.85	22.98	22.69	22.94	34,412,132	+0.36(+1.59%)
Oct 20, 2011	22.70	22.73	22.39	22.58	19,803,558	+0.03(+0.13%)
Oct 19, 2011	22.53	22.81	22.49	22.55	22,875,124	+0.10(+0.43%)
Oct 18, 2011	22.62	22.70	22.34	22.45	35,153,480	-0.09(-0.39%)
Oct 17, 2011	22.81	22.82	22.48	22.54	30,074,638	-0.29(-1.25%)
Oct 14, 2011	22.94	22.94	22.65	22.82	20,077,276	+0.15(+0.67%)
Oct 13, 2011	22.66	22.73	22.50	22.67	19,187,598	-0.03(-0.12%)
Oct 12, 2011	22.62	22.86	22.47	22.70	26,086,674	+0.23(+1.02%)
Oct 11, 2011	22.45	22.60	22.40	22.47	16,572,632	-0.03(-0.15%)
Oct 10, 2011	22.39	22.51	22.21	22.50	18,363,990	+0.34(+1.52%)
Oct 07, 2011	22.37	22.37	22.00	22.17	28,031,190	+0.17(+0.78%)
Oct 06, 2011	21.91	22.01	21.68	22.00	37,466,552	-0.05(-0.21%)
Oct 05, 2011	22.02	22.07	21.71	22.04	34,244,448	+0.10(+0.46%)
Oct 04, 2011	21.81	22.01	21.31	21.94	45,810,784	-0.06(-0.29%)
Oct 03, 2011	22.10	22.73	21.90	22.01	57,152,324	-0.72(-3.17%)
Sep 30, 2011	23.02	23.24	22.73	22.73	37,203,324	-0.50(-2.16%)
Sep 29, 2011	23.18	23.42	22.94	23.23	31,769,380	+0.33(+1.45%)
Sep 28, 2011	23.49	23.60	22.84	22.89	28,290,882	-0.51(-2.17%)
Sep 27, 2011	23.59	23.68	23.30	23.40	33,072,348	+0.27(+1.18%)
Sep 26, 2011	22.88	23.17	22.76	23.13	35,686,840	+0.45(+1.99%)
Sep 23, 2011	22.66	22.78	22.49	22.68	36,097,532	-0.13(-0.59%)
Sep 22, 2011	22.66	22.92	22.41	22.81	54,018,928	-0.49(-2.11%)
Sep 21, 2011	23.83	23.91	23.30	23.30	34,977,572	-0.46(-1.94%)
Sep 20, 2011	23.81	24.04	23.72	23.76	27,221,920	+0.05(+0.23%)
Sep 19, 2011	23.57	23.78	23.53	23.71	42,469,704	-0.25(-1.04%)
Sep 16, 2011	24.01	24.11	23.89	23.96	51,463,904	+0.07(+0.30%)
Sep 15, 2011	23.52	23.89	23.50	23.89	31,491,782	+0.42(+1.79%)
Sep 14, 2011	23.32	23.71	23.06	23.47	33,036,034	+0.23(+0.97%)
Sep 13, 2011	23.20	23.32	23.07	23.24	31,842,230	+0.06(+0.28%)
Sep 12, 2011	22.85	23.23	22.79	23.18	43,616,772	+0.00(+0.01%)
Sep 09, 2011	23.59	23.60	22.96	23.18	49,227,548	-0.60(-2.53%)
Sep 08, 2011	23.61	23.98	23.57	23.78	37,216,400	+0.12(+0.52%)
Sep 07, 2011	23.39	23.67	23.36	23.65	31,858,302	+0.46(+1.97%)
Sep 06, 2011	22.53	23.23	22.51	23.20	38,583,812	-0.10(-0.44%)
Sep 02, 2011	23.29	23.38	23.22	23.30	26,236,842	-0.24(-1.01%)

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