Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	19.85	20.03	19.72	19.88	6,591,004	+0.14(+0.73%)
Aug 30, 2011	19.69	19.90	19.31	19.74	6,984,449	-0.20(-0.99%)
Aug 29, 2011	19.02	20.00	18.94	19.94	10,845,119	+1.56(+8.50%)
Aug 26, 2011	18.10	18.66	17.75	18.37	10,049,862	+0.02(+0.08%)
Aug 25, 2011	19.04	19.29	18.18	18.36	10,270,854	-0.57(-3.02%)
Aug 24, 2011	18.68	19.02	18.52	18.93	6,795,013	+0.18(+0.96%)
Aug 23, 2011	18.40	18.79	18.34	18.75	9,692,201	+0.37(+2.00%)
Aug 22, 2011	18.75	18.80	18.28	18.38	7,164,743	+0.08(+0.41%)
Aug 19, 2011	18.10	18.80	18.04	18.31	8,622,100	+0.02(+0.12%)
Aug 18, 2011	18.82	18.82	18.13	18.28	11,564,189	-0.86(-4.51%)
Aug 17, 2011	19.37	19.49	19.05	19.15	4,863,500	-0.14(-0.74%)
Aug 16, 2011	19.32	19.54	19.13	19.29	5,587,351	-0.27(-1.38%)
Aug 15, 2011	19.20	19.58	19.01	19.56	6,207,716	+0.68(+3.62%)
Aug 12, 2011	19.48	19.62	18.79	18.88	8,778,211	-0.41(-2.14%)
Aug 11, 2011	18.43	19.59	18.23	19.29	11,780,641	+1.01(+5.55%)
Aug 10, 2011	19.10	19.14	18.24	18.28	14,009,711	-1.07(-5.55%)
Aug 09, 2011	19.39	19.39	17.98	19.35	14,367,898	+0.89(+4.80%)
Aug 08, 2011	19.39	19.68	18.32	18.46	13,370,622	-1.29(-6.54%)
Aug 05, 2011	19.98	20.13	19.38	19.76	13,234,166	-0.02(-0.08%)
Aug 04, 2011	20.40	20.55	19.77	19.77	11,372,481	-0.95(-4.57%)
Aug 03, 2011	20.55	20.88	20.35	20.72	8,162,670	-0.05(-0.25%)
Aug 02, 2011	20.97	21.07	20.70	20.77	9,082,601	-0.53(-2.47%)
Aug 01, 2011	21.58	21.58	20.99	21.30	8,384,207	+0.47(+2.24%)
Jul 29, 2011	20.70	21.07	20.69	20.83	7,958,960	+0.02(+0.11%)
Jul 28, 2011	20.82	21.05	20.76	20.81	5,373,166	+0.05(+0.22%)
Jul 27, 2011	21.16	21.28	20.75	20.76	6,899,433	-0.45(-2.13%)
Jul 26, 2011	21.26	21.43	21.19	21.22	4,157,386	-0.11(-0.53%)
Jul 25, 2011	21.40	21.46	21.22	21.33	4,136,878	-0.23(-1.08%)
Jul 22, 2011	21.61	21.64	21.30	21.56	4,115,625	-0.02(-0.10%)
Jul 21, 2011	21.47	21.73	21.34	21.58	7,689,543	+0.24(+1.13%)
Jul 20, 2011	21.30	21.43	21.13	21.34	6,486,328	+0.08(+0.35%)
Jul 19, 2011	20.97	21.28	20.92	21.27	9,679,729	+0.22(+1.04%)
Jul 18, 2011	21.39	21.67	20.80	21.05	17,459,608	-1.10(-4.95%)
Jul 15, 2011	22.37	22.40	21.99	22.15	4,939,002	-0.17(-0.77%)
Jul 14, 2011	22.56	22.58	22.20	22.32	4,642,815	-0.13(-0.57%)
Jul 13, 2011	22.68	22.85	22.41	22.45	4,252,507	-0.08(-0.37%)
Jul 12, 2011	22.49	22.91	22.49	22.53	3,755,051	-0.03(-0.13%)
Jul 11, 2011	22.70	22.72	22.41	22.56	4,078,816	-0.39(-1.70%)
Jul 08, 2011	22.99	23.00	22.82	22.95	3,414,997	-0.29(-1.23%)
Jul 07, 2011	23.24	23.30	23.06	23.24	2,848,736	+0.23(+0.98%)
Jul 06, 2011	23.03	23.14	22.85	23.01	4,180,953	-0.12(-0.52%)
Jul 05, 2011	23.20	23.28	22.94	23.13	4,807,824	-0.09(-0.39%)
Jul 01, 2011	23.04	23.24	22.96	23.22	3,520,953	+0.28(+1.21%)
Jun 30, 2011	22.89	23.04	22.62	22.94	4,800,904	+0.06(+0.26%)
Jun 29, 2011	22.44	22.90	22.44	22.88	6,866,423	+0.57(+2.56%)
Jun 28, 2011	22.31	22.46	22.16	22.31	5,448,636	+0.05(+0.24%)
Jun 27, 2011	22.09	22.40	22.03	22.26	3,234,628	+0.14(+0.65%)
Jun 24, 2011	22.31	22.36	22.00	22.12	5,180,625	-0.17(-0.78%)
Jun 23, 2011	22.25	22.43	22.09	22.29	8,734,058	-0.23(-1.00%)
Jun 22, 2011	22.56	22.73	22.49	22.52	5,366,713	-0.12(-0.53%)
Jun 21, 2011	22.57	22.84	22.49	22.64	4,720,438	+0.18(+0.80%)
Jun 20, 2011	22.46	22.48	22.40	22.46	4,722,332	+0.17(+0.78%)
Jun 17, 2011	22.40	22.55	22.18	22.28	7,162,433	+0.08(+0.34%)
Jun 16, 2011	22.22	22.50	22.08	22.21	6,078,811	+0.05(+0.24%)
Jun 15, 2011	22.52	22.52	22.00	22.15	6,947,620	-0.56(-2.45%)
Jun 14, 2011	22.64	22.84	22.55	22.71	6,003,151	+0.25(+1.10%)
Jun 13, 2011	22.36	22.53	22.30	22.46	4,311,574	+0.18(+0.81%)
Jun 10, 2011	22.57	22.59	22.18	22.28	4,861,751	-0.41(-1.82%)
Jun 09, 2011	22.50	22.79	22.34	22.70	4,906,092	+0.28(+1.24%)
Jun 08, 2011	22.64	22.66	22.33	22.42	4,362,620	-0.26(-1.13%)
Jun 07, 2011	22.75	22.88	22.64	22.67	4,061,738	+0.01(+0.03%)
Jun 06, 2011	22.96	23.07	22.54	22.67	5,254,442	-0.38(-1.66%)
Jun 03, 2011	22.76	23.29	22.73	23.05	6,482,502	-0.25(-1.06%)
May 24, 2011	23.45	23.60	23.29	23.30	4,220,746	-0.16(-0.67%)
May 23, 2011	23.59	23.75	23.42	23.45	6,945,100	-0.44(-1.84%)
May 20, 2011	24.13	24.25	23.86	23.89	5,781,038	-0.33(-1.36%)
May 19, 2011	24.28	24.33	24.01	24.22	6,091,164	+0.00(+0.00%)
May 18, 2011	24.18	24.24	23.95	24.22	4,807,341	+0.02(+0.09%)
May 17, 2011	24.22	24.30	24.06	24.20	4,470,119	-0.07(-0.31%)
May 16, 2011	24.05	24.51	24.05	24.27	4,953,811	+0.10(+0.43%)
May 13, 2011	24.60	24.63	24.10	24.17	6,441,023	-0.46(-1.88%)
May 12, 2011	24.42	24.66	24.17	24.63	8,624,508	-0.04(-0.15%)
May 11, 2011	24.94	25.01	24.53	24.67	6,104,068	-0.34(-1.34%)
May 10, 2011	24.86	25.12	24.66	25.01	4,901,664	+0.28(+1.12%)
May 09, 2011	24.94	24.96	24.55	24.73	4,793,942	-0.22(-0.90%)
May 06, 2011	25.13	25.22	24.78	24.95	5,472,409	+0.01(+0.03%)
May 05, 2011	25.27	25.34	24.80	24.95	7,038,849	-0.42(-1.65%)
May 04, 2011	25.58	25.66	25.25	25.36	5,635,968	-0.25(-0.96%)
May 03, 2011	25.30	25.68	25.28	25.61	6,863,664	+0.32(+1.27%)
May 02, 2011	25.29	25.33	25.25	25.29	5,134,833	+0.03(+0.12%)
Apr 29, 2011	25.15	25.47	24.84	25.26	9,232,373	+0.06(+0.24%)
Apr 28, 2011	24.82	25.46	24.38	25.20	15,777,392	+1.36(+5.70%)
Apr 27, 2011	23.80	23.90	23.57	23.84	6,443,725	+0.15(+0.63%)
Apr 26, 2011	23.80	23.92	23.60	23.69	5,475,045	-0.13(-0.56%)
Apr 25, 2011	23.67	23.86	23.55	23.83	5,381,096	+0.20(+0.85%)
Apr 21, 2011	23.36	23.63	23.19	23.63	4,093,671	+0.35(+1.51%)
Apr 20, 2011	23.43	23.52	23.21	23.27	4,881,994	+0.10(+0.42%)
Apr 19, 2011	23.40	23.40	23.16	23.18	5,003,059	-0.16(-0.70%)
Apr 18, 2011	23.17	23.36	23.00	23.34	5,159,181	-0.10(-0.45%)
Apr 15, 2011	23.48	23.62	23.39	23.45	5,517,731	+0.01(+0.03%)
Apr 14, 2011	23.57	23.61	23.36	23.44	4,874,829	-0.33(-1.38%)
Apr 13, 2011	23.74	23.80	23.63	23.77	6,666,811	+0.17(+0.73%)
Apr 12, 2011	23.63	23.68	23.36	23.60	4,540,443	-0.10(-0.44%)
Apr 11, 2011	23.44	23.73	23.44	23.70	5,327,648	+0.26(+1.11%)
Apr 08, 2011	23.80	23.86	23.31	23.44	4,475,215	-0.30(-1.26%)
Apr 07, 2011	23.60	23.78	23.55	23.74	4,634,043	+0.11(+0.47%)
Apr 06, 2011	23.66	23.75	23.60	23.63	4,278,399	+0.03(+0.13%)
Apr 05, 2011	23.74	23.75	23.55	23.60	4,090,117	-0.19(-0.78%)
Apr 04, 2011	23.57	23.82	23.55	23.78	4,055,302	+0.31(+1.30%)
Apr 01, 2011	23.39	23.59	23.34	23.48	8,267,562	-0.25(-1.04%)
Mar 31, 2011	23.69	24.01	23.64	23.72	5,533,115	-0.05(-0.22%)
Mar 30, 2011	23.77	23.77	23.77	23.77	3,739,908	+0.16(+0.70%)
Mar 29, 2011	23.60	23.71	23.40	23.61	4,059,345	-0.01(-0.06%)
Mar 28, 2011	23.54	23.70	23.45	23.63	3,904,105	+0.14(+0.60%)
Mar 25, 2011	23.58	23.63	23.35	23.48	5,070,861	-0.07(-0.29%)
Mar 24, 2011	23.50	23.57	23.30	23.55	3,450,183	+0.14(+0.61%)
Mar 23, 2011	23.38	23.52	23.24	23.41	3,989,432	-0.09(-0.38%)
Mar 22, 2011	23.58	23.76	23.42	23.50	5,731,519	+0.14(+0.61%)
Mar 21, 2011	23.37	23.39	23.31	23.36	4,967,535	+0.10(+0.45%)
Mar 18, 2011	23.49	23.63	23.14	23.25	7,520,903	+0.04(+0.19%)
Mar 17, 2011	23.33	23.36	22.95	23.21	5,812,182	+0.27(+1.17%)
Mar 16, 2011	23.35	23.39	22.91	22.94	9,792,821	-0.44(-1.88%)
Mar 15, 2011	23.32	23.50	23.30	23.38	8,483,786	-0.31(-1.29%)
Mar 14, 2011	23.73	23.81	23.57	23.69	6,456,143	-0.19(-0.81%)
Mar 11, 2011	23.56	23.94	23.36	23.88	5,292,254	+0.19(+0.82%)
Mar 10, 2011	23.69	23.88	23.61	23.69	5,440,201	-0.25(-1.06%)
Mar 09, 2011	23.73	24.04	23.69	23.94	6,141,978	+0.21(+0.88%)
Mar 08, 2011	23.38	23.76	23.37	23.73	4,342,714	+0.42(+1.81%)
Mar 07, 2011	23.54	23.61	23.24	23.31	4,464,798	-0.21(-0.88%)
Mar 04, 2011	23.57	23.79	23.27	23.51	6,086,375	-0.13(-0.53%)
Mar 03, 2011	23.38	23.72	23.38	23.64	6,520,534	+0.43(+1.85%)
Mar 02, 2011	23.23	23.35	23.12	23.21	6,262,457	-0.10(-0.45%)
Mar 01, 2011	23.60	23.68	23.31	23.31	6,933,543	-0.25(-1.07%)
Feb 28, 2011	23.39	23.59	23.31	23.57	4,832,029	+0.22(+0.95%)
Feb 25, 2011	23.09	23.37	23.09	23.34	3,662,932	+0.30(+1.29%)
Feb 24, 2011	23.40	23.46	22.85	23.05	6,874,815	-0.31(-1.33%)
Feb 23, 2011	23.51	23.85	23.33	23.36	6,485,249	-0.18(-0.76%)
Feb 22, 2011	23.56	23.73	23.39	23.54	7,866,873	-0.27(-1.15%)
Feb 18, 2011	23.49	23.81	23.29	23.81	9,159,570	+0.37(+1.58%)
Feb 17, 2011	22.74	23.49	22.69	23.44	10,225,635	+0.53(+2.30%)
Feb 16, 2011	22.77	23.03	22.70	22.91	6,594,556	+0.27(+1.18%)
Feb 15, 2011	22.88	22.94	22.60	22.65	9,883,179	-0.31(-1.36%)
Feb 14, 2011	23.23	23.25	22.94	22.96	7,717,746	-0.32(-1.37%)
Feb 11, 2011	23.00	23.48	22.97	23.28	7,232,755	+0.28(+1.23%)
Feb 10, 2011	22.80	23.31	22.75	23.00	19,226,214	-1.00(-4.17%)
Feb 09, 2011	24.15	24.18	23.84	24.00	6,913,610	-0.15(-0.61%)
Feb 08, 2011	23.65	24.15	23.49	24.15	7,713,681	+0.50(+2.13%)
Feb 07, 2011	23.37	23.64	23.26	23.64	6,399,794	+0.39(+1.69%)
Feb 04, 2011	23.22	23.25	23.00	23.25	4,599,940	+0.10(+0.42%)
Feb 03, 2011	23.06	23.34	22.77	23.15	6,207,604	+0.07(+0.29%)
Feb 02, 2011	23.35	23.39	23.02	23.08	4,786,683	-0.35(-1.49%)
Feb 01, 2011	23.29	23.55	23.18	23.43	4,510,707	+0.34(+1.48%)
Jan 31, 2011	23.23	23.31	23.00	23.09	4,169,140	-0.01(-0.03%)
Jan 28, 2011	23.58	23.73	23.07	23.10	6,510,597	-0.55(-2.32%)
Jan 27, 2011	23.52	23.68	23.43	23.65	3,729,859	+0.16(+0.66%)
Jan 26, 2011	23.60	23.69	23.46	23.49	4,699,333	-0.08(-0.35%)
Jan 25, 2011	23.18	23.95	23.18	23.57	9,814,783	+0.38(+1.63%)
Jan 24, 2011	23.24	23.35	23.06	23.20	4,690,356	-0.05(-0.22%)
Jan 21, 2011	23.30	23.42	23.04	23.25	5,458,899	+0.04(+0.16%)
Jan 20, 2011	22.66	23.36	22.66	23.21	9,380,238	+0.53(+2.35%)
Jan 19, 2011	22.88	22.91	22.61	22.68	3,888,621	-0.26(-1.13%)
Jan 18, 2011	22.80	23.06	22.71	22.94	5,020,471	+0.16(+0.72%)
Jan 14, 2011	22.68	22.88	22.64	22.77	6,368,479	+0.02(+0.10%)
Jan 13, 2011	22.88	22.88	22.57	22.75	6,041,268	-0.10(-0.42%)
Jan 12, 2011	23.18	23.40	22.77	22.85	8,717,270	-0.24(-1.03%)
Jan 11, 2011	22.97	23.29	22.80	23.08	5,786,578	+0.10(+0.45%)
Jan 10, 2011	23.05	23.08	22.75	22.98	5,614,678	-0.22(-0.96%)
Jan 07, 2011	23.43	23.47	23.08	23.20	4,872,120	-0.36(-1.52%)
Jan 06, 2011	23.61	23.66	23.28	23.56	5,335,160	-0.07(-0.28%)
Jan 05, 2011	23.53	23.79	23.51	23.63	5,650,844	-0.04(-0.16%)
Jan 04, 2011	23.91	23.91	23.47	23.66	4,904,223	-0.24(-0.99%)
Jan 03, 2011	23.89	24.10	23.75	23.90	5,157,747	+0.26(+1.10%)
Dec 31, 2010	23.54	23.77	23.47	23.64	2,411,488	+0.06(+0.25%)
Dec 30, 2010	23.59	23.68	23.44	23.58	2,525,921	-0.08(-0.34%)
Dec 29, 2010	23.78	23.79	23.64	23.66	3,059,655	-0.07(-0.28%)
Dec 28, 2010	23.80	23.83	23.58	23.73	2,105,309	-0.07(-0.28%)
Dec 27, 2010	23.57	23.88	23.13	23.80	2,861,401	+0.11(+0.47%)
Dec 23, 2010	23.65	23.73	23.54	23.69	3,481,376	-0.02(-0.09%)
Dec 22, 2010	23.61	23.88	23.57	23.71	3,527,475	+0.07(+0.31%)
Dec 21, 2010	23.30	23.70	23.24	23.63	4,851,526	+0.39(+1.69%)
Dec 20, 2010	23.23	23.37	23.12	23.24	4,024,558	+0.02(+0.10%)
Dec 17, 2010	23.15	23.30	22.94	23.22	5,958,564	+0.06(+0.26%)
Dec 16, 2010	22.88	23.22	22.77	23.16	4,276,126	+0.35(+1.53%)
Dec 15, 2010	22.86	23.06	22.80	22.81	5,699,930	-0.14(-0.61%)
Dec 14, 2010	23.06	23.16	22.90	22.95	3,897,805	-0.07(-0.29%)
Dec 13, 2010	22.99	23.15	22.87	23.02	3,351,983	+0.07(+0.32%)
Dec 10, 2010	22.54	22.98	22.50	22.94	4,090,808	+0.31(+1.38%)
Dec 09, 2010	22.70	22.79	22.51	22.63	4,496,898	+0.03(+0.13%)
Dec 08, 2010	22.57	22.74	22.44	22.60	5,906,863	+0.02(+0.10%)
Dec 07, 2010	22.62	22.68	22.42	22.58	5,241,773	+0.21(+0.93%)
Dec 06, 2010	22.46	22.54	22.29	22.37	4,111,075	-0.10(-0.46%)
Dec 03, 2010	22.41	22.55	22.17	22.48	5,284,662	+0.00(+0.00%)
Dec 02, 2010	22.23	22.53	22.13	22.48	6,300,976	+0.27(+1.20%)
Dec 01, 2010	21.90	22.25	21.89	22.21	4,983,883	+0.62(+2.89%)
Nov 30, 2010	21.62	21.82	21.56	21.59	4,925,415	-0.19(-0.85%)
Nov 29, 2010	21.65	21.83	21.51	21.77	5,705,355	+0.02(+0.10%)
Nov 26, 2010	21.82	21.96	21.74	21.75	2,379,980	-0.20(-0.91%)
Nov 24, 2010	21.88	21.95	21.95	21.95	4,364,175	+0.19(+0.88%)
Nov 23, 2010	21.84	21.96	21.73	21.76	5,708,114	-0.34(-1.53%)
Nov 22, 2010	22.22	22.24	21.85	22.10	5,850,286	-0.24(-1.09%)
Nov 19, 2010	22.20	22.44	22.16	22.34	6,034,082	+0.08(+0.36%)
Nov 18, 2010	22.23	22.47	22.13	22.26	5,971,181	+0.27(+1.24%)
Nov 17, 2010	22.04	22.13	21.87	21.99	9,799,699	+0.01(+0.03%)
Nov 16, 2010	22.31	22.42	21.86	21.98	11,737,223	-0.46(-2.07%)
Nov 15, 2010	22.38	22.62	22.36	22.44	5,305,323	+0.21(+0.96%)
Nov 12, 2010	22.43	22.47	22.10	22.23	5,781,722	-0.33(-1.47%)
Nov 11, 2010	22.74	22.82	22.52	22.56	6,383,591	-0.32(-1.38%)
Nov 10, 2010	22.42	22.89	22.41	22.88	11,194,744	+0.57(+2.58%)
Nov 09, 2010	22.87	22.91	22.22	22.30	8,030,192	-0.55(-2.42%)
Nov 08, 2010	22.92	23.03	22.66	22.86	7,188,006	-0.18(-0.77%)
Nov 05, 2010	22.93	23.10	22.73	23.03	6,431,811	+0.07(+0.29%)
Nov 04, 2010	22.30	23.01	22.26	22.97	10,558,931	+0.89(+4.04%)
Nov 03, 2010	22.44	22.48	21.82	22.08	7,799,061	-0.25(-1.12%)
Nov 02, 2010	22.39	22.41	22.13	22.33	5,133,273	+0.10(+0.43%)
Nov 01, 2010	22.51	22.66	22.03	22.23	8,593,864	-0.23(-1.02%)
Oct 29, 2010	22.30	22.47	22.10	22.46	11,820,024	+0.04(+0.20%)
Oct 28, 2010	22.83	22.95	22.19	22.41	17,603,326	-1.51(-6.31%)
Oct 27, 2010	23.88	24.12	23.76	23.92	6,897,889	-0.46(-1.90%)
Oct 25, 2010	24.28	24.52	24.10	24.39	7,184,516	+0.24(+0.98%)
Oct 22, 2010	24.06	24.26	24.00	24.15	3,544,459	+0.17(+0.71%)
Oct 21, 2010	24.09	24.31	23.81	23.98	5,956,206	-0.03(-0.12%)
Oct 20, 2010	23.81	24.15	23.75	24.01	7,339,608	+0.29(+1.24%)
Oct 19, 2010	23.67	23.98	23.53	23.72	8,407,604	-0.27(-1.11%)
Oct 18, 2010	23.87	24.02	23.86	23.98	7,557,814	+0.10(+0.40%)
Oct 15, 2010	24.19	24.29	23.81	23.89	7,467,000	-0.18(-0.73%)
Oct 14, 2010	24.16	24.52	23.94	24.06	5,766,662	-0.20(-0.82%)
Oct 13, 2010	24.20	24.46	24.13	24.26	6,148,059	+0.31(+1.29%)
Oct 12, 2010	23.86	24.03	23.67	23.95	4,453,469	+0.07(+0.28%)
Oct 11, 2010	23.87	23.99	23.84	23.89	2,174,274	+0.01(+0.03%)
Oct 08, 2010	23.88	23.97	23.71	23.88	3,681,582	+0.16(+0.68%)
Oct 07, 2010	23.73	23.92	23.62	23.72	4,306,490	+0.06(+0.25%)
Oct 06, 2010	23.79	23.84	23.45	23.66	4,873,645	-0.19(-0.80%)
Oct 05, 2010	23.60	23.93	23.23	23.85	6,544,749	+0.50(+2.15%)
Oct 04, 2010	23.53	23.62	23.22	23.35	5,110,345	+0.10(+0.41%)
Oct 01, 2010	23.25	23.59	23.06	23.25	5,939,612	+0.01(+0.05%)
Sep 30, 2010	23.24	23.84	23.23	23.24	38,370	+0.00(+0.01%)
Sep 29, 2010	23.67	23.68	23.13	23.24	7,974,445	-0.45(-1.90%)
Sep 28, 2010	23.29	23.77	23.08	23.69	39,851	+0.56(+2.42%)
Sep 27, 2010	23.20	23.34	23.08	23.13	6,169,009	-0.15(-0.63%)
Sep 24, 2010	22.69	23.28	22.62	23.28	7,258,516	+0.85(+3.78%)
Sep 23, 2010	22.43	22.83	22.40	22.43	5,151,711	-0.38(-1.65%)
Sep 22, 2010	22.97	23.00	22.75	22.80	6,201,142	-0.27(-1.18%)
Sep 21, 2010	23.20	23.25	22.94	23.08	6,110,331	-0.13(-0.57%)
Sep 20, 2010	22.85	23.23	22.75	23.21	6,060,162	+0.38(+1.68%)
Sep 17, 2010	22.83	22.97	22.75	22.83	7,423,677	+0.37(+1.64%)
Sep 15, 2010	22.13	22.55	22.09	22.46	4,567,378	+0.16(+0.73%)
Sep 14, 2010	22.28	22.44	22.11	22.30	5,697,181	-0.01(-0.07%)
Sep 13, 2010	22.25	22.34	22.13	22.31	6,319,797	+0.31(+1.41%)
Sep 10, 2010	22.01	22.05	21.71	22.00	4,756,648	+0.31(+1.43%)
Sep 09, 2010	21.73	21.80	21.54	21.69	7,014	+0.26(+1.20%)
Sep 08, 2010	21.21	21.47	21.21	21.43	5,267,819	+0.29(+1.39%)
Sep 07, 2010	21.49	21.52	21.13	21.14	779	-0.53(-2.45%)
Sep 03, 2010	21.24	21.69	21.18	21.67	5,614,617	+0.59(+2.80%)
Sep 02, 2010	21.09	21.13	20.88	21.08	498	-0.04(-0.17%)

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