Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	30.75	30.75	30.30	30.67	1,581	-0.15(-0.48%)
May 30, 2012	30.77	30.82	30.76	30.82	4,646	-0.19(-0.62%)
May 29, 2012	30.90	31.21	30.90	31.01	3,680	+0.07(+0.24%)
May 25, 2012	30.91	30.95	30.91	30.94	1,277	+0.31(+1.01%)
May 23, 2012	30.32	30.63	30.63	30.63	2,400	-0.21(-0.68%)
May 22, 2012	31.06	31.10	30.84	30.84	1,502	+0.06(+0.19%)
May 21, 2012	30.48	30.78	30.48	30.78	850	+0.46(+1.52%)
May 18, 2012	30.35	30.48	30.32	30.32	1,802	-0.29(-0.96%)
May 17, 2012	31.00	31.02	30.60	30.61	1,762	-0.47(-1.50%)
May 16, 2012	31.12	31.12	31.08	31.08	962	-0.08(-0.26%)
May 15, 2012	31.29	31.31	31.10	31.16	1,025	-0.19(-0.61%)
May 14, 2012	31.25	31.36	31.11	31.35	1,886	-0.21(-0.67%)
May 11, 2012	31.58	31.59	31.49	31.56	847	+0.03(+0.11%)
May 10, 2012	31.54	31.63	31.53	31.53	1,801	+0.23(+0.73%)
May 09, 2012	31.00	31.45	31.00	31.30	1,682	-0.33(-1.05%)
May 08, 2012	31.46	31.63	31.18	31.63	2,068	+0.13(+0.43%)
May 07, 2012	31.38	31.51	31.38	31.50	1,144	+0.01(+0.03%)
May 04, 2012	31.68	31.68	31.49	31.49	938	-0.50(-1.57%)
May 03, 2012	32.04	32.04	31.99	31.99	665	-0.36(-1.11%)
May 02, 2012	32.23	32.35	32.18	32.35	1,177	-0.09(-0.28%)
May 01, 2012	32.33	32.63	32.33	32.44	1,534	+0.06(+0.20%)
Apr 30, 2012	32.38	32.38	32.38	32.38	155	-0.04(-0.11%)
Apr 27, 2012	32.24	32.41	32.24	32.41	3,352	+0.19(+0.59%)
Apr 26, 2012	32.31	32.31	31.96	32.22	5,739	-0.05(-0.14%)
Apr 25, 2012	32.30	32.38	32.18	32.27	19,295	+0.45(+1.41%)
Apr 24, 2012	31.69	31.82	31.57	31.82	3,850	+0.00(+0.00%)
Apr 23, 2012	31.70	31.82	31.70	31.82	2,803	-0.37(-1.15%)
Apr 20, 2012	32.20	32.34	32.16	32.19	5,134	+0.15(+0.47%)
Apr 19, 2012	32.32	32.32	31.96	32.04	2,118	+0.09(+0.30%)
Apr 18, 2012	31.96	31.96	31.84	31.95	1,516	-0.03(-0.11%)
Apr 17, 2012	31.51	32.05	31.50	31.98	3,656	+0.63(+2.01%)
Apr 16, 2012	31.27	31.43	31.27	31.35	2,055	-0.09(-0.29%)
Apr 13, 2012	31.45	31.52	31.42	31.44	1,206	-0.38(-1.19%)
Apr 12, 2012	31.61	31.85	31.61	31.82	1,127	+0.33(+1.04%)
Apr 11, 2012	31.41	31.50	31.41	31.49	2,353	+0.37(+1.20%)
Apr 10, 2012	31.76	31.76	31.12	31.12	1,252	-0.73(-2.29%)
Apr 09, 2012	31.88	31.88	31.83	31.85	1,854	-0.50(-1.55%)
Apr 05, 2012	32.38	32.38	32.35	32.35	566	+0.04(+0.12%)
Apr 04, 2012	31.84	32.36	31.84	32.31	7,160	-0.23(-0.71%)
Apr 03, 2012	32.70	32.72	32.54	32.54	656	-0.02(-0.06%)
Apr 02, 2012	32.40	32.61	32.40	32.56	20,016	+0.13(+0.40%)
Mar 30, 2012	32.30	32.44	32.22	32.43	6,706	+0.22(+0.69%)
Mar 29, 2012	31.95	32.21	31.91	32.21	1,877	+0.32(+0.99%)
Mar 28, 2012	32.28	32.28	31.89	31.89	3,734	-0.32(-1.00%)
Mar 27, 2012	32.37	32.37	32.18	32.21	1,156	-0.11(-0.34%)
Mar 26, 2012	32.12	32.34	32.12	32.32	1,824	+0.64(+2.02%)
Mar 23, 2012	31.40	31.68	31.40	31.68	1,829	+0.11(+0.36%)
Mar 22, 2012	31.44	31.57	31.40	31.57	1,460	-0.02(-0.08%)
Mar 21, 2012	31.52	31.69	31.52	31.59	1,013	+0.01(+0.03%)
Mar 20, 2012	31.70	31.71	31.58	31.58	1,033	-0.30(-0.95%)
Mar 19, 2012	31.75	31.88	31.75	31.88	1,813	+0.16(+0.52%)
Mar 16, 2012	31.74	31.74	31.71	31.72	400	-0.03(-0.09%)
Mar 15, 2012	31.51	31.75	31.51	31.75	808	+0.20(+0.62%)
Mar 14, 2012	31.55	31.64	31.52	31.55	14,573	+0.03(+0.08%)
Mar 13, 2012	31.42	31.52	31.26	31.52	2,218	+0.35(+1.13%)
Mar 12, 2012	31.32	31.36	31.13	31.17	10,867	-0.14(-0.45%)
Mar 09, 2012	30.99	31.31	30.99	31.31	1,484	+0.28(+0.90%)
Mar 08, 2012	31.01	31.04	31.00	31.03	1,179	+0.29(+0.95%)
Mar 07, 2012	30.65	30.75	30.60	30.74	32,208	+0.26(+0.86%)
Mar 06, 2012	30.72	30.72	30.41	30.48	3,434	-0.56(-1.81%)
Mar 05, 2012	31.01	31.04	30.92	31.04	1,204	-0.04(-0.14%)
Mar 02, 2012	31.22	31.27	31.09	31.09	1,979	-0.26(-0.84%)
Mar 01, 2012	31.25	31.41	31.25	31.35	933	+0.24(+0.77%)
Feb 29, 2012	31.53	31.53	31.11	31.11	721	-0.25(-0.80%)
Feb 28, 2012	31.22	31.50	31.22	31.36	3,286	+0.04(+0.13%)
Feb 27, 2012	31.36	31.36	31.31	31.32	1,833	-0.05(-0.16%)
Feb 24, 2012	31.00	31.37	31.00	31.37	1,532	+0.38(+1.23%)
Feb 23, 2012	30.83	31.02	30.83	30.99	3,886	+0.20(+0.66%)
Feb 22, 2012	30.71	30.79	30.71	30.79	1,965	+0.22(+0.71%)
Feb 21, 2012	30.88	30.96	30.57	30.57	12,950	-0.39(-1.26%)
Feb 17, 2012	30.95	31.02	30.95	30.96	2,346	-0.28(-0.89%)
Feb 16, 2012	31.13	31.24	31.11	31.24	2,896	+0.38(+1.22%)
Feb 15, 2012	30.99	31.09	30.78	30.86	7,544	+0.14(+0.46%)
Feb 14, 2012	30.81	30.86	30.71	30.72	3,664	-0.14(-0.45%)
Feb 13, 2012	30.64	30.91	30.64	30.86	6,501	+0.45(+1.48%)
Feb 10, 2012	30.31	30.49	30.16	30.41	5,995	-0.07(-0.23%)
Feb 09, 2012	30.73	30.73	30.48	30.48	12,071	-0.18(-0.59%)
Feb 08, 2012	30.53	30.73	30.43	30.66	7,326	+0.16(+0.53%)
Feb 07, 2012	30.45	30.54	30.35	30.50	5,944	+0.03(+0.10%)
Feb 06, 2012	30.43	30.54	30.37	30.47	17,441	-0.13(-0.42%)
Feb 03, 2012	30.50	30.60	30.48	30.60	131,226	+0.47(+1.56%)
Feb 02, 2012	30.07	30.13	30.01	30.13	155,808	-0.03(-0.10%)
Feb 01, 2012	29.81	30.20	29.81	30.16	5,795	+0.51(+1.71%)
Jan 31, 2012	29.57	29.73	29.49	29.65	2,613	+0.25(+0.86%)
Jan 30, 2012	29.44	29.47	29.30	29.40	2,228	-0.16(-0.55%)
Jan 27, 2012	29.43	29.56	29.43	29.56	3,238	+0.37(+1.25%)
Jan 26, 2012	29.36	29.36	29.20	29.20	3,721	-0.40(-1.34%)
Jan 25, 2012	29.24	29.59	29.24	29.59	442	+0.21(+0.73%)
Jan 24, 2012	29.24	29.42	29.24	29.38	6,120	+0.05(+0.16%)
Jan 23, 2012	29.52	29.58	29.22	29.33	5,965	-0.05(-0.16%)
Jan 20, 2012	29.62	29.62	29.36	29.38	2,310	-0.21(-0.70%)
Jan 19, 2012	29.37	29.65	29.37	29.59	6,033	+0.05(+0.16%)
Jan 18, 2012	29.47	29.60	29.45	29.54	3,735	+0.21(+0.72%)
Jan 17, 2012	29.50	29.53	29.31	29.33	28,287	+0.10(+0.35%)
Jan 13, 2012	29.05	29.23	29.02	29.23	3,033	-0.03(-0.09%)
Jan 12, 2012	29.21	29.32	29.13	29.26	3,473	-0.14(-0.48%)
Jan 11, 2012	29.28	29.40	29.28	29.40	1,172	+0.04(+0.12%)
Jan 10, 2012	29.33	29.36	29.27	29.36	1,250	+0.12(+0.41%)
Jan 09, 2012	28.91	29.29	28.91	29.24	5,916	+0.00(+0.00%)
Jan 06, 2012	28.93	29.27	28.93	29.24	1,270	+0.31(+1.07%)
Jan 05, 2012	28.48	28.94	28.45	28.93	4,229	+0.24(+0.83%)
Jan 04, 2012	28.68	28.69	28.50	28.69	9,945	+0.00(+0.01%)
Dec 30, 2011	28.77	28.78	28.65	28.69	4,961	-0.08(-0.28%)
Dec 29, 2011	28.64	28.78	28.64	28.77	2,677	+0.26(+0.91%)
Dec 28, 2011	28.88	28.88	28.49	28.51	1,677	-0.44(-1.52%)
Dec 27, 2011	28.95	29.00	28.91	28.95	2,770	+0.20(+0.70%)
Dec 23, 2011	28.75	28.75	28.75	28.75	623	+0.25(+0.88%)
Dec 21, 2011	28.21	28.50	28.21	28.50	2,833	+0.15(+0.54%)
Dec 20, 2011	28.01	28.35	28.00	28.35	5,447	+0.71(+2.55%)
Dec 19, 2011	27.77	27.89	27.64	27.64	950	-0.09(-0.31%)
Dec 16, 2011	27.91	27.91	27.63	27.73	4,251	+0.19(+0.67%)
Dec 15, 2011	27.43	27.54	27.36	27.54	2,268	+0.28(+1.03%)
Dec 14, 2011	27.20	27.30	27.14	27.26	64,347	-0.10(-0.37%)
Dec 13, 2011	27.84	27.85	27.36	27.36	6,889	-0.21(-0.76%)
Dec 12, 2011	27.73	27.78	27.54	27.57	3,020	-0.54(-1.92%)
Dec 09, 2011	27.55	28.16	27.55	28.11	5,834	+0.41(+1.48%)
Dec 08, 2011	28.05	28.06	27.58	27.70	2,661	-0.57(-2.00%)
Dec 07, 2011	28.17	28.27	28.09	28.27	2,264	-0.06(-0.19%)
Dec 06, 2011	28.35	28.39	28.15	28.32	2,463	+0.04(+0.14%)
Dec 05, 2011	28.42	28.58	28.20	28.28	4,120	+0.15(+0.53%)
Dec 02, 2011	28.54	28.54	28.03	28.13	8,186	-0.26(-0.92%)
Dec 01, 2011	28.41	28.43	28.27	28.39	2,459	+0.14(+0.48%)
Nov 30, 2011	28.01	28.25	27.99	28.25	2,569	+1.07(+3.95%)
Nov 29, 2011	27.40	27.40	27.10	27.18	3,426	+0.01(+0.04%)
Nov 28, 2011	27.20	27.22	26.96	27.17	17,122	+0.67(+2.53%)
Nov 25, 2011	26.59	26.59	26.50	26.50	1,200	-0.10(-0.38%)
Nov 23, 2011	26.66	26.66	26.50	26.60	2,268	-0.42(-1.55%)
Nov 22, 2011	26.97	27.12	26.94	27.02	1,812	-0.06(-0.22%)
Nov 21, 2011	26.99	27.14	26.94	27.08	12,308	-0.35(-1.28%)
Nov 18, 2011	27.66	27.71	27.43	27.43	3,595	-0.08(-0.29%)
Nov 17, 2011	27.89	27.89	27.51	27.51	6,173	-0.83(-2.94%)
Nov 16, 2011	28.16	28.35	28.16	28.34	1,908	-0.24(-0.84%)
Nov 15, 2011	28.16	28.58	28.16	28.58	2,194	+0.20(+0.72%)
Nov 14, 2011	28.45	28.45	28.35	28.38	2,090	-0.12(-0.44%)
Nov 11, 2011	28.29	28.58	28.29	28.50	1,954	+0.59(+2.13%)
Nov 10, 2011	28.03	28.07	27.90	27.91	7,988	+0.17(+0.61%)
Nov 09, 2011	27.95	28.09	27.68	27.74	4,079	-0.86(-3.01%)
Nov 08, 2011	28.33	28.60	28.27	28.60	3,857	+0.41(+1.45%)
Nov 07, 2011	28.08	28.19	27.95	28.19	1,193	+0.11(+0.38%)
Nov 04, 2011	27.94	28.09	27.87	28.08	1,326	-0.13(-0.45%)
Nov 03, 2011	28.15	28.22	27.94	28.21	8,866	+0.37(+1.33%)
Nov 02, 2011	27.72	27.86	27.72	27.84	1,115	+0.28(+1.02%)
Nov 01, 2011	27.70	27.88	27.53	27.56	4,903	-0.84(-2.96%)
Oct 31, 2011	28.51	28.69	28.40	28.40	7,567	-0.39(-1.35%)
Oct 28, 2011	28.74	28.80	28.69	28.79	525	-0.06(-0.21%)
Oct 27, 2011	28.84	28.98	28.40	28.85	31,481	+0.70(+2.49%)
Oct 26, 2011	27.85	28.15	27.85	28.15	12,623	+0.47(+1.70%)
Oct 25, 2011	27.99	28.02	27.68	27.68	1,359	-0.61(-2.16%)
Oct 24, 2011	27.76	28.29	27.76	28.29	14,995	+0.78(+2.84%)
Oct 21, 2011	27.20	27.51	27.15	27.51	4,077	+0.64(+2.38%)
Oct 20, 2011	26.88	26.95	26.41	26.87	10,152	-0.33(-1.21%)
Oct 19, 2011	27.23	27.27	27.20	27.20	679	+0.20(+0.74%)
Oct 18, 2011	26.46	27.00	26.46	27.00	3,562	+0.35(+1.31%)
Oct 17, 2011	27.10	27.11	26.63	26.65	2,875	-0.68(-2.47%)
Oct 14, 2011	27.39	27.39	27.20	27.33	3,441	+0.27(+0.98%)
Oct 13, 2011	26.82	27.16	26.82	27.06	10,822	-0.11(-0.41%)
Oct 12, 2011	27.25	27.33	27.16	27.17	6,588	+0.29(+1.09%)
Oct 11, 2011	26.39	26.92	26.39	26.88	39,109	+0.22(+0.81%)
Oct 10, 2011	26.61	26.68	26.61	26.66	2,187	+0.81(+3.15%)
Oct 07, 2011	26.06	26.08	25.83	25.85	40,620	-0.30(-1.15%)
Oct 06, 2011	25.84	26.17	25.84	26.15	67,573	+0.42(+1.63%)
Oct 05, 2011	25.26	25.73	25.26	25.73	1,622	+0.50(+1.98%)
Oct 04, 2011	24.54	25.23	24.22	25.23	18,738	+0.40(+1.61%)
Oct 03, 2011	25.82	25.98	24.78	24.83	83,202	-1.10(-4.24%)
Sep 30, 2011	26.10	26.48	25.93	25.93	328,023	-0.52(-1.97%)
Sep 29, 2011	26.79	26.79	25.94	26.45	5,718	+0.22(+0.84%)
Sep 28, 2011	26.89	26.89	26.23	26.23	15,920	-0.76(-2.82%)
Sep 27, 2011	27.05	27.42	26.88	26.99	2,207	+0.56(+2.12%)
Sep 26, 2011	26.12	26.43	25.88	26.43	5,560	+0.38(+1.46%)
Sep 23, 2011	25.92	26.06	25.87	26.05	4,914	+0.19(+0.74%)
Sep 22, 2011	25.78	26.03	25.52	25.86	13,286	-0.73(-2.76%)
Sep 21, 2011	27.38	27.38	26.59	26.59	6,393	-0.74(-2.70%)
Sep 20, 2011	27.47	27.89	27.32	27.33	6,386	-0.11(-0.40%)
Sep 19, 2011	27.33	27.51	27.23	27.44	4,482	-0.31(-1.12%)
Sep 16, 2011	27.59	27.78	27.50	27.75	3,378	+0.13(+0.47%)
Sep 15, 2011	27.38	27.62	27.16	27.62	3,315	+0.29(+1.08%)
Sep 14, 2011	27.04	27.33	26.72	27.33	1,055	+0.29(+1.06%)
Sep 13, 2011	26.78	27.04	26.74	27.04	13,587	+0.69(+2.62%)
Sep 12, 2011	25.96	26.35	25.91	26.35	3,116	-0.06(-0.23%)
Sep 09, 2011	26.87	26.87	26.21	26.41	13,433	-0.95(-3.45%)
Sep 08, 2011	27.55	27.80	27.36	27.36	6,727	-0.30(-1.10%)
Sep 07, 2011	27.37	27.66	27.37	27.66	4,643	+1.10(+4.14%)
Sep 06, 2011	25.94	26.78	25.78	26.56	8,255	-0.25(-0.93%)
Sep 02, 2011	27.20	27.38	26.80	26.81	25,186	-0.79(-2.86%)
Sep 01, 2011	28.09	28.40	27.54	27.60	40,807	-0.36(-1.29%)
Aug 31, 2011	28.40	28.42	27.96	27.96	586,451	-0.08(-0.29%)
Aug 30, 2011	27.73	28.20	27.59	28.04	5,537	+0.22(+0.79%)
Aug 29, 2011	27.49	27.83	27.47	27.82	2,173	+0.88(+3.27%)
Aug 26, 2011	26.36	27.00	26.06	26.94	6,580	+0.57(+2.16%)
Aug 25, 2011	26.76	26.76	26.29	26.37	10,171	-0.62(-2.30%)
Aug 24, 2011	26.76	26.99	26.49	26.99	6,523	+0.32(+1.20%)
Aug 23, 2011	25.61	26.67	25.56	26.67	10,374	+1.19(+4.67%)
Aug 22, 2011	26.31	26.31	25.43	25.48	8,810	-0.16(-0.62%)
Aug 19, 2011	25.78	26.11	25.61	25.64	6,254	-0.09(-0.35%)
Aug 18, 2011	26.43	26.43	25.72	25.73	5,157	-1.45(-5.33%)
Aug 17, 2011	27.52	27.52	26.94	27.18	9,329	-0.14(-0.51%)
Aug 16, 2011	27.14	27.32	26.99	27.32	5,157	-0.05(-0.18%)
Aug 15, 2011	27.12	27.37	26.97	27.37	21,448	+0.56(+2.09%)
Aug 12, 2011	26.90	26.96	26.43	26.81	18,948	+0.39(+1.48%)
Aug 11, 2011	25.42	26.75	25.31	26.42	10,088	+0.94(+3.69%)
Aug 10, 2011	25.79	26.07	25.40	25.48	15,526	-0.55(-2.11%)
Aug 09, 2011	26.17	26.03	24.64	26.03	19,862	+1.14(+4.58%)
Aug 08, 2011	26.17	26.50	24.89	24.89	79,949	-2.10(-7.78%)
Aug 05, 2011	27.53	27.53	26.34	26.99	31,981	-0.25(-0.92%)
Aug 04, 2011	28.23	28.23	27.14	27.24	140,974	-1.34(-4.69%)
Aug 03, 2011	28.68	28.70	27.86	28.58	44,081	-0.13(-0.45%)
Aug 02, 2011	29.23	29.50	28.71	28.71	24,783	-0.60(-2.05%)
Aug 01, 2011	30.28	30.28	29.00	29.31	60,058	-0.87(-2.88%)
Jul 29, 2011	29.86	30.36	29.51	30.18	42,657	-0.03(-0.10%)
Jul 28, 2011	30.27	30.56	30.17	30.21	15,868	-0.10(-0.33%)
Jul 27, 2011	30.95	30.96	30.28	30.31	113,561	-0.79(-2.54%)
Jul 26, 2011	31.46	31.46	31.10	31.10	26,098	-0.38(-1.21%)
Jul 25, 2011	31.61	31.80	31.48	31.48	12,080	-0.48(-1.49%)
Jul 22, 2011	31.98	32.03	31.96	31.96	9,486	-0.01(-0.02%)
Jul 21, 2011	31.83	32.08	31.74	31.96	6,342	+0.29(+0.90%)
Jul 20, 2011	31.80	31.80	31.53	31.68	30,434	-0.05(-0.16%)
Jul 19, 2011	31.63	31.79	31.51	31.73	24,563	+0.31(+0.99%)
Jul 18, 2011	31.81	31.81	31.24	31.42	12,867	-0.46(-1.44%)
Jul 15, 2011	31.90	32.00	31.69	31.88	6,959	-0.12(-0.38%)
Jul 14, 2011	32.26	32.39	31.92	32.00	14,484	-0.23(-0.71%)
Jul 13, 2011	32.11	32.51	32.11	32.23	20,992	+0.22(+0.69%)
Jul 12, 2011	31.79	32.26	31.79	32.01	18,738	+0.06(+0.19%)
Jul 11, 2011	32.28	32.28	31.90	31.95	68,995	-0.66(-2.02%)
Jul 08, 2011	32.49	32.62	32.30	32.61	21,534	-0.16(-0.49%)
Jul 07, 2011	32.94	32.94	32.56	32.77	73,512	+0.13(+0.39%)
Jul 06, 2011	32.37	32.73	32.31	32.64	85,541	+0.25(+0.78%)
Jul 05, 2011	32.40	32.40	32.14	32.39	46,486	+0.12(+0.38%)
Jul 01, 2011	31.75	32.28	31.75	32.27	13,440	+0.53(+1.66%)
Jun 30, 2011	31.58	31.77	31.58	31.74	530,073	+0.19(+0.60%)
Jun 29, 2011	31.74	31.74	31.49	31.55	8,167	+0.03(+0.10%)
Jun 28, 2011	31.13	31.64	31.13	31.52	6,382	+0.38(+1.23%)
Jun 27, 2011	30.93	31.16	30.91	31.14	9,650	+0.32(+1.03%)
Jun 24, 2011	31.25	31.25	30.74	30.82	8,325	-0.20(-0.65%)
Jun 23, 2011	30.59	31.10	30.58	31.02	15,423	-0.17(-0.55%)
Jun 22, 2011	31.28	31.44	31.17	31.19	7,835	-0.14(-0.45%)
Jun 21, 2011	30.99	31.37	30.95	31.33	17,113	+0.55(+1.77%)
Jun 20, 2011	30.79	30.80	30.72	30.78	5,138	+0.40(+1.31%)
Jun 17, 2011	30.72	30.72	30.38	30.39	2,126	-0.05(-0.17%)
Jun 16, 2011	30.39	30.63	30.24	30.44	4,767	-0.01(-0.03%)
Jun 15, 2011	30.77	30.90	30.45	30.45	5,383	-0.53(-1.71%)
Jun 14, 2011	30.69	31.07	30.69	30.98	8,774	+0.52(+1.71%)
Jun 13, 2011	30.48	30.63	30.46	30.46	2,707	-0.08(-0.26%)
Jun 10, 2011	30.85	30.85	30.33	30.54	8,900	-0.42(-1.36%)
Jun 09, 2011	30.64	31.14	30.64	30.96	4,412	+0.33(+1.08%)
Jun 08, 2011	30.63	30.77	30.53	30.63	4,347	-0.14(-0.45%)
Jun 07, 2011	30.89	30.89	30.60	30.77	6,863	+0.17(+0.56%)
Jun 06, 2011	30.74	30.74	30.55	30.60	8,660	-0.44(-1.41%)

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