Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2012	21.65	21.80	21.62	21.73	7,837	+0.14(+0.65%)
Aug 30, 2012	21.54	21.59	21.54	21.59	370	-0.07(-0.32%)
Aug 29, 2012	21.69	21.69	21.60	21.66	3,475	+0.27(+1.26%)
Aug 27, 2012	21.50	21.52	21.39	21.39	808	-0.07(-0.33%)
Aug 24, 2012	21.26	21.51	21.26	21.46	2,919	+0.11(+0.52%)
Aug 23, 2012	21.60	21.60	21.33	21.35	52,785	-0.25(-1.17%)
Aug 22, 2012	21.56	21.66	21.52	21.60	3,382	-0.07(-0.31%)
Aug 21, 2012	21.69	21.87	21.59	21.67	82,817	+0.14(+0.64%)
Aug 20, 2012	21.41	21.58	21.41	21.53	5,024	+0.06(+0.29%)
Aug 17, 2012	21.46	21.48	21.38	21.47	2,257	+0.07(+0.33%)
Aug 16, 2012	21.20	21.47	21.17	21.40	3,487	+0.22(+1.04%)
Aug 15, 2012	21.21	21.22	21.18	21.18	8,017	+0.08(+0.38%)
Aug 14, 2012	21.29	21.29	21.05	21.10	3,505	-0.04(-0.19%)
Aug 13, 2012	21.08	21.19	21.03	21.14	22,387	+0.00(+0.00%)
Aug 10, 2012	21.16	21.25	21.08	21.14	5,715	-0.11(-0.52%)
Aug 09, 2012	21.18	21.28	21.18	21.25	1,810	+0.18(+0.86%)
Aug 08, 2012	21.00	21.15	21.00	21.07	2,107	-0.07(-0.33%)
Aug 07, 2012	20.87	21.29	20.83	21.14	7,750	+0.39(+1.86%)
Aug 06, 2012	20.72	20.90	20.72	20.75	19,636	+0.05(+0.26%)
Aug 03, 2012	20.44	20.76	20.43	20.70	13,651	+0.78(+3.92%)
Aug 02, 2012	20.16	20.16	19.75	19.92	29,061	-0.60(-2.92%)
Aug 01, 2012	20.81	20.81	20.50	20.52	3,678	-0.45(-2.15%)
Jul 31, 2012	21.13	21.13	20.94	20.97	5,324	-0.20(-0.94%)
Jul 30, 2012	21.34	21.37	21.17	21.17	4,678	-0.11(-0.52%)
Jul 27, 2012	20.82	21.33	20.82	21.28	14,759	+0.49(+2.36%)
Jul 26, 2012	20.65	20.79	20.63	20.79	8,620	+0.27(+1.32%)
Jul 25, 2012	20.43	20.66	20.27	20.52	37,504	+0.24(+1.18%)
Jul 24, 2012	20.40	20.40	20.16	20.28	8,432	-0.14(-0.66%)
Jul 23, 2012	20.27	20.43	20.10	20.42	17,709	-0.23(-1.14%)
Jul 20, 2012	20.92	20.92	20.65	20.65	8,854	-0.45(-2.13%)
Jul 19, 2012	21.36	21.36	21.03	21.10	44,212	-0.24(-1.13%)
Jul 18, 2012	21.39	21.50	21.32	21.34	19,325	-0.15(-0.70%)
Jul 17, 2012	21.23	21.49	21.23	21.49	8,212	+0.11(+0.51%)
Jul 16, 2012	21.36	21.45	21.26	21.38	13,619	-0.02(-0.11%)
Jul 13, 2012	21.23	21.42	21.21	21.40	17,754	+0.50(+2.41%)
Jul 12, 2012	20.83	20.98	20.72	20.90	3,442	-0.09(-0.43%)
Jul 11, 2012	20.90	21.10	20.87	20.99	24,607	+0.19(+0.91%)
Jul 10, 2012	21.16	21.25	20.80	20.80	12,750	-0.27(-1.26%)
Jul 09, 2012	21.21	21.21	20.97	21.07	2,963	-0.27(-1.27%)
Jul 06, 2012	21.30	21.35	21.21	21.34	16,041	-0.18(-0.83%)
Jul 05, 2012	21.68	21.68	21.52	21.52	3,284	-0.29(-1.35%)
Jul 03, 2012	21.68	21.87	21.68	21.81	4,000	+0.12(+0.55%)
Jul 02, 2012	21.59	21.69	21.42	21.69	2,445	+0.16(+0.74%)
Jun 29, 2012	21.58	21.58	21.40	21.53	10,427	+0.48(+2.28%)
Jun 28, 2012	20.83	21.05	20.76	21.05	19,703	+0.06(+0.29%)
Jun 27, 2012	20.72	21.01	20.72	20.99	5,756	+0.19(+0.91%)
Jun 26, 2012	20.79	20.84	20.75	20.80	12,703	+0.08(+0.39%)
Jun 25, 2012	20.79	20.79	20.56	20.72	3,269	-0.51(-2.42%)
Jun 22, 2012	21.25	21.30	21.15	21.23	2,830	+0.18(+0.87%)
Jun 21, 2012	21.69	21.69	21.04	21.05	13,655	-0.58(-2.68%)
Jun 20, 2012	21.70	21.82	21.55	21.63	12,615	-0.03(-0.14%)
Jun 19, 2012	21.46	21.74	21.46	21.66	6,864	+0.18(+0.84%)
Jun 18, 2012	21.47	21.53	21.41	21.48	21,385	+0.01(+0.05%)
Jun 15, 2012	21.22	21.47	21.21	21.47	5,775	+0.35(+1.66%)
Jun 14, 2012	21.05	21.14	21.00	21.12	5,858	+0.10(+0.48%)
Jun 13, 2012	21.10	21.19	21.02	21.02	3,166	-0.17(-0.80%)
Jun 12, 2012	20.92	21.19	20.91	21.19	3,342	+0.26(+1.24%)
Jun 11, 2012	21.21	21.24	20.93	20.93	11,980	-0.31(-1.46%)
Jun 08, 2012	21.09	21.26	21.06	21.24	4,200	+0.13(+0.62%)
Jun 07, 2012	21.56	21.56	21.11	21.11	7,435	-0.07(-0.35%)
Jun 06, 2012	20.87	21.21	20.87	21.18	7,387	+0.59(+2.88%)
Jun 05, 2012	20.46	20.59	20.46	20.59	2,540	+0.34(+1.68%)
Jun 04, 2012	20.46	20.49	20.14	20.25	12,816	-0.20(-0.98%)
Jun 01, 2012	20.46	20.68	20.43	20.45	13,726	-0.60(-2.86%)
May 31, 2012	20.80	21.06	20.78	21.05	38,230	+0.03(+0.15%)
May 30, 2012	21.15	21.15	20.93	21.02	94,533	-0.42(-1.96%)
May 29, 2012	21.21	21.44	21.21	21.44	18,890	+0.34(+1.61%)
May 25, 2012	20.97	21.18	20.97	21.10	31,656	+0.13(+0.62%)
May 24, 2012	21.11	21.12	20.84	20.97	26,690	-0.06(-0.29%)
May 23, 2012	20.77	21.03	20.56	21.03	68,243	-0.02(-0.10%)
May 22, 2012	21.24	21.52	20.92	21.05	141,856	-0.07(-0.33%)
May 21, 2012	20.84	21.12	20.72	21.12	45,828	+0.40(+1.93%)
May 18, 2012	21.02	21.04	20.67	20.72	28,019	-0.19(-0.90%)
May 17, 2012	21.21	21.23	20.90	20.91	117,434	-0.24(-1.15%)
May 16, 2012	21.71	21.76	21.15	21.15	15,559	-0.37(-1.72%)
May 15, 2012	21.60	21.73	21.52	21.52	8,690	-0.08(-0.37%)
May 14, 2012	21.67	21.74	21.60	21.60	41,185	-0.40(-1.82%)
May 11, 2012	21.93	22.17	21.84	22.00	24,304	-0.21(-0.95%)
May 10, 2012	22.54	22.54	22.19	22.21	17,377	-0.09(-0.40%)
May 09, 2012	22.16	22.45	22.08	22.30	20,005	-0.15(-0.67%)
May 08, 2012	22.34	22.45	22.21	22.45	35,736	-0.09(-0.40%)
May 07, 2012	22.51	22.69	22.46	22.54	17,923	-0.08(-0.35%)
May 04, 2012	22.77	22.77	22.52	22.62	42,247	-0.28(-1.22%)
May 03, 2012	23.14	23.14	22.82	22.90	15,461	-0.25(-1.08%)
May 02, 2012	23.33	23.33	23.08	23.15	30,899	-0.46(-1.95%)
May 01, 2012	23.51	23.81	23.51	23.61	7,193	+0.04(+0.18%)
Apr 30, 2012	23.53	23.60	23.51	23.57	13,100	-0.19(-0.81%)
Apr 27, 2012	23.81	23.81	23.71	23.76	5,498	+0.03(+0.13%)
Apr 26, 2012	23.54	23.79	23.54	23.73	4,983	+0.19(+0.81%)
Apr 25, 2012	23.64	23.71	23.44	23.54	64,629	+0.13(+0.56%)
Apr 24, 2012	23.22	23.45	23.16	23.41	8,791	+0.18(+0.77%)
Apr 23, 2012	23.16	23.24	23.00	23.23	19,570	-0.21(-0.90%)
Apr 20, 2012	23.76	23.76	23.43	23.44	16,440	-0.13(-0.55%)
Apr 19, 2012	23.75	23.80	23.43	23.57	31,533	-0.02(-0.10%)
Apr 18, 2012	23.68	23.74	23.52	23.59	13,294	-0.25(-1.03%)
Apr 17, 2012	23.86	23.97	23.80	23.84	831,154	+0.17(+0.72%)
Apr 16, 2012	23.93	23.93	23.54	23.67	30,664	+0.02(+0.08%)
Apr 13, 2012	24.30	24.30	23.65	23.65	7,590	-0.71(-2.91%)
Apr 12, 2012	24.00	24.39	23.93	24.36	11,720	+0.47(+1.96%)
Apr 11, 2012	23.96	24.08	23.89	23.89	65,182	+0.23(+0.96%)
Apr 10, 2012	24.22	24.29	23.66	23.66	68,610	-0.60(-2.46%)
Apr 09, 2012	24.27	24.38	24.13	24.26	24,342	-0.44(-1.78%)
Apr 05, 2012	24.69	24.86	24.68	24.70	40,682	-0.06(-0.24%)
Apr 04, 2012	25.00	25.02	24.76	24.76	12,377	-0.56(-2.21%)
Apr 03, 2012	25.42	25.42	25.11	25.32	17,342	-0.20(-0.78%)
Apr 02, 2012	25.27	25.61	25.23	25.52	20,251	+0.16(+0.63%)
Mar 30, 2012	25.32	25.45	25.21	25.36	12,131	+0.08(+0.32%)
Mar 29, 2012	25.41	25.43	25.08	25.28	38,763	-0.36(-1.40%)
Mar 28, 2012	25.85	25.87	25.42	25.64	22,922	-0.24(-0.93%)
Mar 27, 2012	26.26	26.26	25.88	25.88	12,291	-0.36(-1.37%)
Mar 26, 2012	26.01	26.24	25.95	26.24	32,391	+0.35(+1.37%)
Mar 23, 2012	25.51	25.89	25.43	25.89	12,402	+0.31(+1.20%)
Mar 22, 2012	25.59	25.66	25.45	25.58	20,372	-0.31(-1.20%)
Mar 21, 2012	25.99	25.99	25.74	25.89	44,304	-0.06(-0.23%)
Mar 20, 2012	25.92	26.03	25.87	25.95	28,196	+0.17(+0.67%)
Mar 19, 2012	25.65	26.01	25.65	25.78	12,137	+0.20(+0.77%)
Mar 16, 2012	25.73	25.73	25.52	25.58	19,575	-0.08(-0.31%)
Mar 15, 2012	25.13	25.68	25.13	25.66	30,913	+0.59(+2.35%)
Mar 14, 2012	25.26	25.29	24.94	25.07	114,823	-0.16(-0.63%)
Mar 13, 2012	24.54	25.23	24.54	25.23	30,825	+0.85(+3.49%)
Mar 12, 2012	24.53	24.54	24.28	24.38	25,011	-0.13(-0.53%)
Mar 09, 2012	24.28	24.61	24.28	24.51	10,145	+0.24(+0.99%)
Mar 08, 2012	24.17	24.27	24.07	24.27	23,938	+0.29(+1.21%)
Mar 07, 2012	23.88	24.01	23.81	23.98	14,543	+0.31(+1.31%)
Mar 06, 2012	23.87	23.87	23.65	23.67	344,780	-0.56(-2.31%)
Mar 05, 2012	24.34	24.34	24.18	24.23	5,595	-0.24(-0.98%)
Mar 02, 2012	24.56	24.56	24.47	24.47	885	-0.13(-0.53%)
Mar 01, 2012	24.48	24.68	24.43	24.60	20,227	+0.30(+1.23%)
Feb 29, 2012	24.51	24.64	24.29	24.30	12,791	-0.14(-0.57%)
Feb 28, 2012	24.25	24.54	24.25	24.44	3,756	+0.13(+0.53%)
Feb 27, 2012	24.08	24.31	23.99	24.31	13,303	+0.09(+0.37%)
Feb 24, 2012	24.29	24.38	24.12	24.22	7,772	+0.02(+0.08%)
Feb 23, 2012	23.72	24.20	23.71	24.20	14,654	+0.40(+1.68%)
Feb 22, 2012	23.84	23.86	23.73	23.80	21,978	-0.23(-0.96%)
Feb 21, 2012	24.17	24.19	23.93	24.03	23,187	-0.08(-0.33%)
Feb 17, 2012	24.20	24.20	24.03	24.11	8,357	+0.03(+0.12%)
Feb 16, 2012	23.54	24.11	23.54	24.08	11,821	+0.50(+2.12%)
Feb 15, 2012	23.79	23.82	23.54	23.58	9,471	-0.10(-0.42%)
Feb 14, 2012	23.87	23.87	23.54	23.68	14,333	-0.27(-1.13%)
Feb 13, 2012	23.90	23.99	23.89	23.95	15,209	+0.16(+0.67%)
Feb 10, 2012	23.64	23.80	23.58	23.79	7,295	-0.01(-0.04%)
Feb 09, 2012	23.97	23.97	23.73	23.80	41,266	-0.09(-0.38%)
Feb 08, 2012	23.92	24.04	23.80	23.89	7,497	+0.03(+0.13%)
Feb 07, 2012	23.84	23.94	23.77	23.86	14,283	-0.10(-0.42%)
Feb 06, 2012	23.82	23.96	23.80	23.96	12,672	+0.02(+0.08%)
Feb 03, 2012	23.51	23.96	23.51	23.94	25,544	+0.78(+3.37%)
Feb 02, 2012	23.20	23.23	23.11	23.16	1,399	+0.10(+0.43%)
Feb 01, 2012	22.90	23.15	22.87	23.06	43,675	+0.42(+1.86%)
Jan 31, 2012	22.75	22.75	22.48	22.64	711,231	+0.03(+0.13%)
Jan 30, 2012	22.61	22.65	22.49	22.61	5,726	-0.26(-1.14%)
Jan 27, 2012	22.70	22.89	22.70	22.87	7,528	+0.18(+0.79%)
Jan 26, 2012	22.90	23.09	22.69	22.69	5,469	-0.10(-0.44%)
Jan 25, 2012	22.92	22.93	22.75	22.79	8,156	-0.26(-1.12%)
Jan 24, 2012	22.91	23.07	22.81	23.05	7,970	-0.09(-0.39%)
Jan 23, 2012	23.10	23.31	23.07	23.14	30,294	+0.04(+0.16%)
Jan 20, 2012	22.84	23.12	22.84	23.10	18,920	+0.18(+0.79%)
Jan 19, 2012	22.30	22.96	22.30	22.92	15,894	+0.78(+3.52%)
Jan 18, 2012	21.97	22.15	21.96	22.14	12,858	+0.48(+2.22%)
Jan 17, 2012	22.11	22.15	21.64	21.66	35,088	-0.27(-1.23%)
Jan 13, 2012	21.89	22.00	21.77	21.93	12,012	-0.22(-0.99%)
Jan 12, 2012	21.95	22.15	21.80	22.15	3,039	+0.19(+0.87%)
Jan 11, 2012	21.84	22.00	21.79	21.96	16,484	+0.02(+0.09%)
Jan 10, 2012	21.80	22.01	21.80	21.94	7,292	+0.54(+2.52%)
Jan 09, 2012	21.46	21.51	21.37	21.40	15,106	+0.02(+0.09%)
Jan 06, 2012	21.45	21.45	21.16	21.38	9,943	-0.11(-0.51%)
Jan 05, 2012	21.12	21.49	20.91	21.49	4,678	+0.18(+0.84%)
Jan 04, 2012	21.38	21.38	21.10	21.31	9,908	+0.39(+1.86%)
Dec 30, 2011	21.00	20.96	20.89	20.92	18,707	-0.08(-0.38%)
Dec 29, 2011	20.78	21.03	20.78	21.00	14,709	+0.36(+1.74%)
Dec 28, 2011	21.09	21.09	20.64	20.64	9,772	-0.32(-1.53%)
Dec 27, 2011	21.02	21.13	20.96	20.96	18,333	-0.13(-0.62%)
Dec 23, 2011	20.93	21.13	20.93	21.09	13,758	+0.32(+1.54%)
Dec 21, 2011	20.81	20.82	20.38	20.77	73,700	-0.05(-0.24%)
Dec 20, 2011	20.31	20.93	20.14	20.82	23,261	+0.93(+4.68%)
Dec 19, 2011	20.36	20.42	19.84	19.89	59,988	-0.46(-2.26%)
Dec 16, 2011	20.43	20.61	20.28	20.35	36,346	+0.09(+0.44%)
Dec 15, 2011	20.58	20.58	20.26	20.26	8,422	-0.04(-0.20%)
Dec 14, 2011	20.44	20.45	20.26	20.30	6,452	-0.33(-1.60%)
Dec 13, 2011	21.19	21.27	20.52	20.63	28,199	-0.37(-1.76%)
Dec 12, 2011	21.07	21.07	20.81	21.00	9,657	-0.56(-2.60%)
Dec 09, 2011	21.12	21.68	21.12	21.56	20,454	+0.43(+2.04%)
Dec 08, 2011	21.39	21.39	21.03	21.13	13,983	-0.85(-3.87%)
Dec 07, 2011	21.40	22.01	21.33	21.98	21,902	+0.26(+1.20%)
Dec 06, 2011	21.69	21.84	21.56	21.72	15,609	+0.03(+0.14%)
Dec 05, 2011	21.60	21.89	21.54	21.69	24,870	+0.43(+2.01%)
Dec 02, 2011	21.31	21.79	21.19	21.26	108,072	+0.19(+0.91%)
Dec 01, 2011	21.05	21.14	20.88	21.07	17,714	-0.13(-0.61%)
Nov 30, 2011	20.69	21.20	20.68	21.20	24,887	+1.16(+5.79%)
Nov 29, 2011	20.13	20.27	19.99	20.04	18,993	-0.11(-0.55%)
Nov 28, 2011	20.09	20.28	19.95	20.15	18,546	+0.72(+3.71%)
Nov 25, 2011	19.44	19.68	19.36	19.43	25,581	+0.06(+0.31%)
Nov 23, 2011	19.55	19.61	19.37	19.37	49,206	-0.42(-2.12%)
Nov 22, 2011	19.95	20.08	19.74	19.79	30,576	-0.21(-1.05%)
Nov 21, 2011	20.03	20.19	19.83	20.00	57,409	-0.43(-2.10%)
Nov 18, 2011	20.34	20.56	20.28	20.43	26,243	+0.09(+0.44%)
Nov 17, 2011	20.69	20.69	20.24	20.34	825,901	-0.40(-1.93%)
Nov 16, 2011	21.23	21.23	20.70	20.74	32,441	-0.81(-3.76%)
Nov 15, 2011	21.22	21.67	21.15	21.55	11,027	+0.16(+0.75%)
Nov 14, 2011	21.56	21.63	21.26	21.39	57,033	-0.34(-1.56%)
Nov 11, 2011	21.55	21.76	21.55	21.73	13,206	+0.46(+2.14%)
Nov 10, 2011	21.34	21.52	21.13	21.27	20,521	+0.04(+0.21%)
Nov 09, 2011	21.69	21.79	21.18	21.23	97,822	-1.26(-5.60%)
Nov 08, 2011	22.23	22.54	22.05	22.49	641,769	+0.45(+2.04%)
Nov 07, 2011	22.01	22.04	21.63	22.04	37,776	+0.09(+0.41%)
Nov 04, 2011	21.78	22.03	21.58	21.95	28,098	-0.21(-0.95%)
Nov 03, 2011	21.81	22.24	21.09	22.16	28,726	+0.63(+2.93%)
Nov 02, 2011	21.45	21.59	21.18	21.53	39,927	+0.42(+1.99%)
Nov 01, 2011	21.49	21.55	21.05	21.11	25,111	-1.18(-5.29%)
Oct 31, 2011	22.92	22.92	22.29	22.29	77,738	-0.99(-4.25%)
Oct 28, 2011	23.19	23.43	23.14	23.28	59,113	-0.12(-0.51%)
Oct 27, 2011	22.70	23.57	22.70	23.40	79,928	+1.74(+8.03%)
Oct 26, 2011	21.70	21.72	21.10	21.66	33,974	+0.36(+1.69%)
Oct 25, 2011	22.17	22.17	21.27	21.30	24,112	-1.08(-4.83%)
Oct 24, 2011	21.94	22.42	21.93	22.38	49,490	+0.52(+2.38%)
Oct 21, 2011	21.76	21.98	21.59	21.86	44,738	+0.42(+1.96%)
Oct 20, 2011	21.23	21.51	20.99	21.44	46,077	+0.17(+0.80%)
Oct 19, 2011	21.76	21.92	21.25	21.27	49,982	-0.52(-2.39%)
Oct 18, 2011	21.05	21.88	20.88	21.79	82,853	+0.80(+3.81%)
Oct 17, 2011	21.43	21.43	20.95	20.99	40,212	-0.58(-2.69%)
Oct 14, 2011	21.66	21.70	21.24	21.57	28,177	+0.17(+0.79%)
Oct 13, 2011	21.48	21.54	21.05	21.40	48,172	-0.32(-1.47%)
Oct 12, 2011	21.48	21.99	21.43	21.72	35,792	+0.51(+2.40%)
Oct 11, 2011	20.90	21.41	20.88	21.21	67,921	+0.01(+0.05%)
Oct 10, 2011	20.69	21.21	20.69	21.20	75,103	+0.99(+4.90%)
Oct 07, 2011	21.00	21.00	20.13	20.21	94,509	-0.70(-3.35%)
Oct 06, 2011	20.24	20.94	19.97	20.91	79,625	+0.58(+2.85%)
Oct 05, 2011	19.86	20.42	19.78	20.33	44,905	+0.31(+1.55%)
Oct 04, 2011	18.76	20.04	18.54	20.02	47,282	+0.99(+5.20%)
Oct 03, 2011	19.95	19.95	18.97	19.03	42,067	-0.86(-4.32%)
Sep 30, 2011	20.49	20.49	19.89	19.89	163,613	-0.96(-4.60%)
Sep 29, 2011	20.73	20.95	20.23	20.85	32,985	+0.56(+2.76%)
Sep 28, 2011	20.94	21.08	20.29	20.29	49,927	-0.85(-4.02%)
Sep 27, 2011	21.42	21.73	21.11	21.14	39,295	+0.16(+0.76%)
Sep 26, 2011	20.55	20.98	20.18	20.98	62,738	+0.57(+2.79%)
Sep 23, 2011	19.99	20.41	19.99	20.41	34,921	+0.25(+1.24%)
Sep 22, 2011	20.04	20.27	19.81	20.16	66,831	-0.42(-2.04%)
Sep 21, 2011	21.45	21.45	20.58	20.58	16,190	-0.85(-3.97%)
Sep 20, 2011	21.72	21.86	21.41	21.43	18,465	-0.18(-0.83%)
Sep 19, 2011	21.86	21.86	21.42	21.61	23,680	-0.69(-3.09%)
Sep 16, 2011	22.42	22.48	21.99	22.30	16,404	-0.06(-0.27%)
Sep 15, 2011	22.00	22.36	21.93	22.36	19,541	+0.55(+2.52%)
Sep 14, 2011	21.64	22.11	21.27	21.81	14,354	+0.33(+1.54%)
Sep 13, 2011	21.15	21.62	21.15	21.48	13,442	+0.36(+1.70%)
Sep 12, 2011	20.70	21.14	20.51	21.12	42,191	+0.19(+0.91%)
Sep 09, 2011	21.10	21.32	20.80	20.93	10,331	-0.57(-2.65%)
Sep 08, 2011	21.89	21.95	21.43	21.50	11,169	-0.58(-2.63%)
Sep 07, 2011	21.43	22.12	21.40	22.08	27,149	+1.06(+5.04%)
Sep 06, 2011	20.64	21.04	20.61	21.02	41,090	-0.31(-1.45%)
Sep 02, 2011	21.83	21.83	21.26	21.33	12,266	-0.89(-4.01%)

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