Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2012	20.31	20.32	20.17	20.27	4,414	+0.06(+0.30%)
Aug 30, 2012	20.42	20.42	20.21	20.21	19,993	-0.40(-1.94%)
Aug 29, 2012	20.65	20.74	20.61	20.61	5,545	-0.34(-1.62%)
Aug 27, 2012	20.81	21.09	20.79	20.95	3,832	+0.13(+0.62%)
Aug 24, 2012	21.07	21.07	20.58	20.82	9,834	+0.12(+0.58%)
Aug 23, 2012	20.90	20.90	20.70	20.70	14,612	-0.24(-1.15%)
Aug 22, 2012	21.00	21.00	20.80	20.94	7,175	-0.36(-1.69%)
Aug 21, 2012	21.27	21.42	21.23	21.30	9,048	+0.15(+0.71%)
Aug 20, 2012	21.34	21.34	21.15	21.15	679	-0.18(-0.84%)
Aug 17, 2012	21.40	21.42	21.33	21.33	2,565	+0.02(+0.09%)
Aug 16, 2012	21.18	21.33	21.12	21.31	3,348	+0.21(+1.00%)
Aug 15, 2012	21.15	21.25	21.09	21.10	3,676	-0.34(-1.59%)
Aug 14, 2012	21.34	21.49	21.31	21.44	1,177	+0.14(+0.66%)
Aug 13, 2012	21.37	21.44	21.15	21.30	4,028	+0.05(+0.24%)
Aug 11, 2012	21.14	21.25	21.11	21.25	4,646	+0.00(+0.00%)
Aug 10, 2012	21.14	21.25	21.11	21.25	4,646	-0.14(-0.65%)
Aug 09, 2012	21.18	21.47	21.18	21.39	7,845	+0.27(+1.28%)
Aug 08, 2012	21.12	21.27	21.10	21.12	10,261	-0.09(-0.42%)
Aug 07, 2012	21.21	21.45	21.21	21.21	6,495	+0.10(+0.47%)
Aug 06, 2012	21.01	21.30	20.93	21.11	7,909	+0.16(+0.76%)
Aug 03, 2012	20.89	20.96	20.86	20.95	23,993	+0.54(+2.65%)
Aug 02, 2012	20.49	20.52	20.27	20.41	4,966	+0.00(+0.00%)
Aug 01, 2012	20.59	20.59	20.40	20.41	2,643	-0.14(-0.68%)
Jul 31, 2012	20.70	21.00	20.55	20.55	7,887	-0.28(-1.34%)
Jul 30, 2012	20.88	20.93	20.83	20.83	10,854	-0.01(-0.05%)
Jul 27, 2012	20.60	20.93	20.57	20.84	19,006	+0.25(+1.21%)
Jul 26, 2012	20.50	20.59	20.40	20.59	8,119	+0.08(+0.39%)
Jul 25, 2012	20.28	20.56	20.20	20.51	14,586	-0.03(-0.15%)
Jul 24, 2012	20.48	20.54	20.25	20.54	23,282	-0.14(-0.68%)
Jul 23, 2012	20.53	20.75	20.53	20.68	3,688	-0.22(-1.05%)
Jul 20, 2012	21.05	21.31	20.90	20.90	6,247	-0.46(-2.15%)
Jul 19, 2012	21.35	21.55	21.35	21.36	3,585	+0.26(+1.23%)
Jul 18, 2012	20.79	21.14	20.79	21.10	2,920	+0.02(+0.09%)
Jul 17, 2012	20.93	21.09	20.93	21.08	1,726	-0.20(-0.94%)
Jul 16, 2012	21.07	21.33	21.07	21.28	4,369	+0.27(+1.29%)
Jul 14, 2012	20.87	21.35	20.87	21.01	2,659	+0.00(+0.00%)
Jul 13, 2012	20.87	21.35	20.87	21.01	2,659	+0.46(+2.23%)
Jul 12, 2012	20.68	21.03	20.55	20.55	58,548	-0.64(-3.02%)
Jul 11, 2012	21.10	21.22	21.05	21.19	4,928	+0.00(+0.00%)
Jul 10, 2012	21.26	21.30	21.05	21.19	5,681	-0.03(-0.14%)
Jul 09, 2012	21.13	21.22	21.13	21.22	1,265	-0.24(-1.12%)
Jul 06, 2012	21.42	21.50	21.42	21.46	3,165	-0.16(-0.74%)
Jul 05, 2012	21.60	21.62	21.49	21.62	4,988	+0.21(+0.98%)
Jul 03, 2012	21.12	21.42	21.12	21.41	2,544	+0.34(+1.61%)
Jul 02, 2012	20.88	21.23	20.88	21.07	2,052	+0.08(+0.38%)
Jun 29, 2012	20.83	21.01	20.83	20.99	4,690	+0.46(+2.24%)
Jun 28, 2012	20.30	20.53	20.30	20.53	7,233	+0.29(+1.43%)
Jun 27, 2012	20.20	20.37	20.16	20.24	14,245	+0.21(+1.05%)
Jun 26, 2012	20.04	20.07	19.95	20.03	10,913	+0.15(+0.75%)
Jun 25, 2012	19.98	20.13	19.84	19.88	2,051	-0.26(-1.29%)
Jun 22, 2012	19.90	20.14	19.90	20.14	8,869	+0.07(+0.35%)
Jun 21, 2012	20.34	20.44	20.07	20.07	5,970	-0.39(-1.91%)
Jun 20, 2012	20.49	20.59	20.42	20.46	10,564	+0.00(+0.00%)
Jun 19, 2012	20.24	20.50	20.24	20.46	5,571	+0.25(+1.24%)
Jun 18, 2012	20.16	20.23	20.16	20.21	4,477	-0.08(-0.39%)
Jun 15, 2012	20.06	20.43	20.06	20.29	5,914	-0.28(-1.36%)
Jun 14, 2012	20.34	20.58	20.34	20.57	14,340	-0.12(-0.58%)
Jun 13, 2012	20.61	21.10	20.60	20.69	3,204	-0.02(-0.10%)
Jun 12, 2012	20.51	20.72	20.51	20.71	7,744	+0.20(+0.98%)
Jun 11, 2012	20.52	20.54	20.51	20.51	843	-0.09(-0.44%)
Jun 08, 2012	20.33	20.60	20.33	20.60	5,712	-0.02(-0.10%)
Jun 07, 2012	20.74	20.74	20.62	20.62	5,628	-0.44(-2.09%)
Jun 06, 2012	20.53	21.06	20.53	21.06	3,846	-0.01(-0.05%)
Jun 05, 2012	20.88	21.07	20.88	21.07	4,010	+0.28(+1.35%)
Jun 04, 2012	20.61	20.84	20.61	20.79	16,798	-0.28(-1.35%)
Jun 01, 2012	21.33	21.38	21.00	21.07	56,848	-0.73(-3.33%)
May 31, 2012	21.64	21.80	21.59	21.80	9,861	+0.17(+0.79%)
May 30, 2012	21.78	21.78	21.60	21.63	6,427	-0.44(-1.99%)
May 29, 2012	21.90	22.18	21.90	22.07	9,327	+1.05(+5.00%)
May 25, 2012	20.83	21.02	20.83	21.02	52,525	-0.18(-0.85%)
May 24, 2012	21.10	21.31	21.10	21.20	9,554	+0.08(+0.38%)
May 23, 2012	20.94	21.12	20.89	21.12	7,847	-0.04(-0.19%)
May 22, 2012	21.04	21.35	21.04	21.16	30,621	+0.03(+0.14%)
May 21, 2012	20.92	21.24	20.92	21.13	12,412	+0.13(+0.62%)
May 18, 2012	21.11	21.18	20.95	21.00	7,902	-0.55(-2.55%)
May 17, 2012	21.72	21.72	21.55	21.55	4,508	+0.25(+1.17%)
May 16, 2012	21.42	21.44	21.30	21.30	17,396	-0.14(-0.65%)
May 15, 2012	21.51	21.67	21.44	21.44	6,973	-0.06(-0.28%)
May 14, 2012	21.51	21.56	21.50	21.50	7,250	-0.56(-2.54%)
May 11, 2012	21.97	22.19	21.97	22.06	4,584	+0.22(+1.01%)
May 10, 2012	21.83	21.93	21.81	21.84	42,674	-0.11(-0.50%)
May 09, 2012	21.83	22.00	21.83	21.95	8,265	-0.11(-0.50%)
May 08, 2012	22.13	22.23	21.84	22.06	1,217	-0.27(-1.21%)
May 07, 2012	22.15	22.40	22.15	22.33	39,703	+0.27(+1.22%)
May 04, 2012	21.89	22.07	21.89	22.06	9,854	+0.06(+0.27%)
May 03, 2012	22.35	22.35	21.97	22.00	70,757	-0.38(-1.70%)
May 02, 2012	22.41	22.47	22.38	22.38	7,824	-0.09(-0.40%)
May 01, 2012	22.41	22.60	22.41	22.47	3,958	+0.02(+0.09%)
Apr 30, 2012	22.38	22.50	22.37	22.45	32,027	+0.04(+0.18%)
Apr 27, 2012	22.42	22.52	22.41	22.41	10,679	-0.34(-1.49%)
Apr 26, 2012	22.55	22.92	22.55	22.75	14,211	-0.12(-0.52%)
Apr 25, 2012	22.75	23.08	22.75	22.87	3,253	+0.26(+1.15%)
Apr 24, 2012	22.61	22.75	22.61	22.61	2,708	-0.02(-0.09%)
Apr 23, 2012	22.55	22.63	22.49	22.63	5,503	-0.17(-0.75%)
Apr 20, 2012	22.72	22.91	22.72	22.80	1,433	+0.25(+1.11%)
Apr 19, 2012	22.70	22.80	22.52	22.55	2,004	-0.23(-1.01%)
Apr 18, 2012	22.69	22.78	22.69	22.78	4,686	-0.02(-0.07%)
Apr 17, 2012	22.40	22.81	22.40	22.80	4,039	+0.70(+3.15%)
Apr 16, 2012	22.13	22.15	22.05	22.10	88,267	-0.23(-1.03%)
Apr 13, 2012	22.40	22.40	22.27	22.33	2,943	-0.21(-0.93%)
Apr 12, 2012	22.27	22.60	22.27	22.54	11,776	+0.82(+3.78%)
Apr 11, 2012	21.60	21.73	21.60	21.72	10,761	+0.80(+3.82%)
Apr 10, 2012	21.15	21.16	20.92	20.92	3,003	-0.47(-2.20%)
Apr 09, 2012	21.36	21.54	21.34	21.39	2,702	-0.25(-1.16%)
Apr 05, 2012	21.79	21.79	21.60	21.64	3,691	+0.33(+1.55%)
Apr 04, 2012	21.55	21.55	21.30	21.31	3,186	-0.67(-3.05%)
Apr 03, 2012	22.05	22.08	21.86	21.98	8,169	-0.25(-1.12%)
Apr 02, 2012	22.04	22.23	21.99	22.23	950	+0.38(+1.74%)
Mar 30, 2012	21.80	21.95	21.80	21.85	40,859	-0.07(-0.32%)
Mar 29, 2012	21.99	21.99	21.85	21.92	7,519	-0.43(-1.92%)
Mar 28, 2012	22.51	22.52	22.31	22.35	15,085	-0.24(-1.06%)
Mar 27, 2012	22.94	22.94	22.53	22.59	7,618	-0.36(-1.57%)
Mar 26, 2012	22.86	22.98	22.86	22.95	27,639	+0.39(+1.73%)
Mar 23, 2012	22.48	22.60	22.45	22.56	7,811	+0.15(+0.67%)
Mar 22, 2012	22.56	22.56	22.32	22.41	9,138	+0.09(+0.40%)
Mar 21, 2012	22.17	22.40	22.17	22.32	6,929	-0.46(-2.02%)
Mar 20, 2012	22.64	22.78	22.64	22.78	6,534	-0.13(-0.57%)
Mar 19, 2012	22.89	22.93	22.82	22.91	5,132	+0.42(+1.87%)
Mar 16, 2012	22.39	22.57	22.36	22.49	5,035	+0.17(+0.76%)
Mar 15, 2012	22.30	22.41	22.30	22.32	2,529	-0.07(-0.31%)
Mar 14, 2012	22.20	22.50	22.20	22.39	11,190	-0.15(-0.67%)
Mar 13, 2012	22.04	22.54	22.04	22.54	2,569	+0.34(+1.53%)
Mar 12, 2012	22.14	22.27	22.14	22.20	4,107	-0.13(-0.58%)
Mar 09, 2012	22.39	22.47	22.31	22.33	9,179	-0.40(-1.76%)
Mar 08, 2012	22.26	22.73	22.26	22.73	19,168	+0.63(+2.85%)
Mar 07, 2012	21.87	22.12	21.87	22.10	4,246	+0.42(+1.94%)
Mar 06, 2012	21.66	21.68	21.59	21.68	1,979	-0.77(-3.43%)
Mar 05, 2012	22.40	22.45	22.35	22.45	2,446	-0.01(-0.04%)
Mar 02, 2012	22.49	22.49	22.36	22.46	36,656	-0.11(-0.49%)
Mar 01, 2012	22.33	22.58	22.33	22.57	7,168	-0.24(-1.05%)
Feb 29, 2012	22.92	23.00	22.81	22.81	63,866	-0.26(-1.13%)
Feb 28, 2012	22.75	23.07	22.75	23.07	14,431	+0.27(+1.18%)
Feb 27, 2012	22.77	22.80	22.60	22.80	9,222	-0.06(-0.26%)
Feb 24, 2012	22.61	23.03	22.61	22.86	68,594	+0.01(+0.04%)
Feb 23, 2012	22.62	22.85	22.62	22.85	21,337	+0.12(+0.53%)
Feb 22, 2012	22.75	22.75	22.55	22.73	1,949	+0.06(+0.26%)
Feb 21, 2012	22.53	22.75	22.53	22.67	14,127	+0.13(+0.58%)
Feb 17, 2012	22.25	22.54	22.25	22.54	4,884	+0.04(+0.18%)
Feb 16, 2012	22.10	22.51	22.10	22.50	5,961	-0.31(-1.36%)
Feb 15, 2012	22.64	22.90	22.64	22.81	10,861	+0.26(+1.15%)
Feb 14, 2012	22.57	22.57	22.39	22.55	9,183	-0.12(-0.53%)
Feb 13, 2012	22.36	22.69	22.36	22.67	11,611	+0.37(+1.66%)
Feb 10, 2012	22.25	22.37	22.25	22.30	8,124	-0.75(-3.25%)
Feb 09, 2012	23.19	23.19	22.95	23.05	13,435	-0.07(-0.30%)
Feb 08, 2012	22.91	23.12	22.91	23.12	5,703	+0.02(+0.09%)
Feb 07, 2012	23.01	23.13	23.00	23.10	3,428	-0.04(-0.17%)
Feb 06, 2012	23.03	23.14	23.03	23.14	3,907	+0.23(+1.00%)
Feb 03, 2012	22.78	22.93	22.78	22.91	5,269	+0.59(+2.64%)
Feb 02, 2012	22.29	22.44	22.29	22.32	4,281	+0.48(+2.20%)
Feb 01, 2012	21.70	21.95	21.70	21.84	8,770	+0.14(+0.65%)
Jan 31, 2012	21.90	21.90	21.67	21.70	22,171	-0.06(-0.28%)
Jan 30, 2012	21.49	21.82	21.49	21.76	20,775	+0.12(+0.55%)
Jan 27, 2012	21.51	21.71	21.51	21.64	79,519	+0.76(+3.64%)
Jan 26, 2012	21.02	21.07	20.88	20.88	5,411	-0.17(-0.81%)
Jan 25, 2012	20.74	21.11	20.74	21.05	8,383	+0.06(+0.29%)
Jan 24, 2012	20.73	21.02	20.73	20.99	8,362	-0.02(-0.10%)
Jan 23, 2012	20.71	21.03	20.71	21.01	4,045	+0.18(+0.86%)
Jan 20, 2012	20.91	20.91	20.75	20.83	1,922	+0.26(+1.26%)
Jan 19, 2012	20.35	20.64	20.35	20.57	4,067	+0.36(+1.78%)
Jan 18, 2012	20.18	20.25	20.02	20.21	12,359	+0.26(+1.30%)
Jan 17, 2012	19.91	20.04	19.91	19.95	2,755	-0.10(-0.50%)
Jan 13, 2012	19.87	20.12	19.87	20.05	5,533	-0.02(-0.10%)
Jan 12, 2012	19.82	20.07	19.82	20.07	1,240	-0.30(-1.47%)
Jan 11, 2012	20.21	20.39	20.21	20.37	6,170	-0.26(-1.26%)
Jan 10, 2012	20.22	20.67	20.22	20.63	78,012	+0.31(+1.53%)
Jan 09, 2012	20.23	20.36	20.23	20.32	8,810	-0.04(-0.20%)
Jan 06, 2012	20.35	20.63	20.27	20.36	6,576	-0.64(-3.05%)
Jan 05, 2012	20.47	21.00	20.47	21.00	71,476	+0.25(+1.20%)
Jan 04, 2012	20.60	20.75	20.60	20.75	5,452	+0.61(+3.03%)
Dec 30, 2011	20.02	20.27	20.02	20.14	7,117	-0.01(-0.05%)
Dec 29, 2011	19.94	20.15	19.94	20.15	9,335	+0.41(+2.08%)
Dec 28, 2011	19.80	19.82	19.65	19.74	8,162	-0.02(-0.10%)
Dec 27, 2011	19.75	19.84	19.75	19.76	1,822	-0.03(-0.15%)
Dec 23, 2011	19.23	19.85	19.23	19.79	5,405	+0.33(+1.70%)
Dec 21, 2011	19.34	19.49	19.34	19.46	4,197	-0.31(-1.57%)
Dec 20, 2011	19.59	19.85	19.59	19.77	7,095	+0.27(+1.38%)
Dec 19, 2011	19.63	19.75	19.50	19.50	9,777	-0.10(-0.51%)
Dec 16, 2011	19.49	19.65	19.49	19.60	5,713	-0.61(-3.02%)
Dec 15, 2011	20.29	20.30	20.21	20.21	10,590	-0.02(-0.10%)
Dec 14, 2011	20.24	20.37	20.20	20.23	7,317	-0.07(-0.34%)
Dec 13, 2011	20.45	20.65	20.30	20.30	4,240	+0.07(+0.35%)
Dec 12, 2011	20.17	20.31	20.07	20.23	5,709	-0.23(-1.12%)
Dec 09, 2011	19.97	20.46	19.97	20.46	3,863	+0.52(+2.61%)
Dec 08, 2011	20.41	20.41	19.94	19.94	55,358	-0.50(-2.45%)
Dec 07, 2011	19.99	20.45	19.99	20.44	36,436	+0.34(+1.69%)
Dec 06, 2011	19.93	20.15	19.93	20.10	36,755	-0.13(-0.64%)
Dec 05, 2011	20.28	20.47	20.16	20.23	98,616	-0.01(-0.05%)
Dec 02, 2011	20.20	20.50	20.20	20.24	11,840	+0.06(+0.30%)
Dec 01, 2011	20.10	20.47	20.10	20.18	37,047	+0.02(+0.10%)
Nov 30, 2011	19.81	20.16	19.81	20.16	13,871	+0.68(+3.49%)
Nov 29, 2011	19.45	19.58	19.41	19.48	7,813	+0.21(+1.09%)
Nov 28, 2011	19.08	19.37	19.07	19.27	27,558	+0.66(+3.55%)
Nov 25, 2011	18.67	18.87	18.61	18.61	4,593	-0.39(-2.05%)
Nov 23, 2011	19.34	19.34	19.00	19.00	21,484	-0.40(-2.06%)
Nov 22, 2011	19.23	19.60	19.23	19.40	20,242	+0.10(+0.52%)
Nov 21, 2011	19.32	19.32	19.08	19.30	16,944	-0.02(-0.10%)
Nov 18, 2011	19.23	19.40	19.23	19.32	6,832	-0.08(-0.41%)
Nov 17, 2011	19.61	19.63	19.33	19.40	5,145	+0.26(+1.36%)
Nov 16, 2011	19.07	19.43	19.07	19.14	7,988	-0.46(-2.35%)
Nov 15, 2011	19.68	19.68	19.48	19.60	7,754	+0.13(+0.67%)
Nov 14, 2011	19.41	19.47	19.41	19.47	2,791	-0.23(-1.17%)
Nov 11, 2011	19.41	19.72	19.41	19.70	3,001	+0.10(+0.51%)
Nov 10, 2011	19.69	19.75	19.55	19.60	1,728	-0.21(-1.06%)
Nov 09, 2011	19.76	20.07	19.74	19.81	2,898	-0.38(-1.88%)
Nov 08, 2011	19.94	20.24	19.94	20.19	8,189	-0.45(-2.18%)
Nov 07, 2011	20.52	20.74	20.50	20.64	3,642	+0.64(+3.20%)
Nov 04, 2011	19.85	20.19	19.85	20.00	4,427	+0.40(+2.04%)
Nov 03, 2011	19.80	20.04	19.35	19.60	4,409	+0.10(+0.51%)
Nov 02, 2011	19.25	19.72	19.25	19.50	6,833	+0.06(+0.31%)
Nov 01, 2011	19.85	20.11	19.44	19.44	12,523	-0.54(-2.70%)
Oct 31, 2011	19.84	19.98	19.84	19.98	1,495	-0.96(-4.58%)
Oct 28, 2011	20.93	21.12	20.93	20.94	4,046	-0.25(-1.18%)
Oct 27, 2011	21.26	21.41	21.02	21.19	14,848	+1.24(+6.22%)
Oct 26, 2011	20.03	20.19	19.92	19.95	3,243	+0.05(+0.25%)
Oct 25, 2011	19.94	20.05	19.87	19.90	7,607	+0.04(+0.20%)
Oct 24, 2011	19.80	20.03	19.80	19.86	4,312	+0.59(+3.06%)
Oct 21, 2011	19.20	19.39	19.20	19.27	3,761	-0.16(-0.82%)
Oct 20, 2011	19.11	19.45	19.11	19.43	8,553	-0.39(-1.97%)
Oct 19, 2011	19.75	19.85	19.63	19.82	1,743	-0.31(-1.54%)
Oct 18, 2011	20.08	20.30	20.08	20.13	3,913	-0.01(-0.05%)
Oct 17, 2011	20.20	20.23	20.14	20.14	5,840	-0.16(-0.79%)
Oct 14, 2011	20.14	20.39	20.14	20.30	5,904	+0.08(+0.40%)
Oct 13, 2011	19.93	20.22	19.93	20.22	2,774	+0.26(+1.30%)
Oct 12, 2011	19.85	20.29	19.85	19.96	14,997	+0.62(+3.21%)
Oct 11, 2011	19.33	19.66	19.31	19.34	8,122	+0.29(+1.52%)
Oct 10, 2011	18.86	19.33	18.86	19.05	8,624	+0.01(+0.05%)
Oct 07, 2011	18.95	19.04	18.69	19.04	3,162	+0.98(+5.43%)
Oct 06, 2011	18.11	18.30	17.83	18.06	3,908	+0.17(+0.95%)
Oct 05, 2011	17.57	17.98	17.57	17.89	4,610	-0.25(-1.38%)
Oct 04, 2011	18.02	18.29	17.94	18.14	50,042	+0.14(+0.78%)
Oct 03, 2011	18.45	18.45	17.96	18.00	23,979	-1.02(-5.36%)
Sep 30, 2011	19.45	19.45	19.02	19.02	5,779	-0.23(-1.19%)
Sep 29, 2011	19.41	19.41	19.01	19.25	6,047	-0.07(-0.36%)
Sep 28, 2011	19.52	19.79	19.31	19.32	30,687	-0.27(-1.38%)
Sep 27, 2011	19.94	19.99	19.41	19.59	8,811	+0.03(+0.15%)
Sep 26, 2011	19.51	19.57	19.43	19.56	81,130	-1.24(-5.96%)
Sep 23, 2011	20.69	20.82	20.49	20.80	12,159	+0.30(+1.46%)
Sep 22, 2011	20.48	20.92	20.39	20.50	20,830	-0.75(-3.53%)
Sep 21, 2011	21.37	21.54	21.20	21.25	12,595	-0.19(-0.89%)
Sep 20, 2011	21.41	21.59	21.41	21.44	2,971	+0.42(+2.00%)
Sep 19, 2011	20.86	21.02	20.86	21.02	3,197	+0.01(+0.05%)
Sep 16, 2011	20.98	21.24	20.98	21.01	4,539	+0.03(+0.14%)
Sep 15, 2011	20.79	20.99	20.79	20.98	1,489	-0.01(-0.05%)
Sep 14, 2011	20.65	20.99	20.65	20.99	7,707	-0.02(-0.10%)
Sep 13, 2011	21.02	21.15	21.01	21.01	7,769	+0.22(+1.06%)
Sep 12, 2011	20.42	20.81	20.42	20.79	2,882	+0.49(+2.41%)
Sep 09, 2011	20.42	20.60	20.30	20.30	4,939	-0.34(-1.65%)
Sep 08, 2011	20.61	20.80	20.61	20.64	2,767	-0.19(-0.91%)
Sep 07, 2011	20.76	20.83	20.61	20.83	5,731	+0.34(+1.66%)
Sep 06, 2011	20.05	20.49	20.05	20.49	3,306	-0.19(-0.92%)
Sep 02, 2011	20.85	20.88	20.67	20.68	3,026	-0.43(-2.04%)

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