Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	57.98	58.10	57.47	57.88	754,306	+0.19(+0.33%)
Mar 29, 2012	57.47	57.69	57.12	57.69	848,540	+0.06(+0.10%)
Mar 28, 2012	57.44	57.66	57.31	57.64	634,225	+0.26(+0.46%)
Mar 27, 2012	56.97	57.39	56.97	57.37	686,526	+0.32(+0.56%)
Mar 26, 2012	57.14	57.44	56.87	57.05	895,889	+0.14(+0.24%)
Mar 23, 2012	56.63	57.09	56.56	56.92	1,060,790	+0.36(+0.63%)
Mar 22, 2012	56.12	56.58	55.88	56.56	1,063,835	+0.22(+0.39%)
Mar 21, 2012	56.21	56.60	55.81	56.34	1,375,027	+0.05(+0.09%)
Mar 20, 2012	55.49	56.37	55.34	56.29	1,095,491	+0.41(+0.73%)
Mar 19, 2012	55.28	56.01	55.13	55.89	1,030,051	+0.33(+0.60%)
Mar 16, 2012	55.29	55.70	55.08	55.55	1,601,122	+0.23(+0.41%)
Mar 15, 2012	54.36	55.33	54.18	55.32	1,520,909	+1.26(+2.33%)
Mar 14, 2012	54.14	54.35	53.91	54.06	926,332	-0.21(-0.39%)
Mar 13, 2012	53.79	54.31	53.61	54.28	745,632	+0.59(+1.10%)
Mar 12, 2012	53.23	53.90	53.02	53.69	1,202,538	+0.01(+0.03%)
Mar 09, 2012	53.72	53.81	53.31	53.67	757,231	-0.09(-0.17%)
Mar 08, 2012	53.72	53.86	53.28	53.77	1,028,829	+0.28(+0.53%)
Mar 07, 2012	53.54	53.72	53.04	53.48	1,587,848	+0.21(+0.40%)
Mar 06, 2012	54.01	54.16	53.25	53.27	1,330,194	-1.15(-2.11%)
Mar 05, 2012	54.19	54.41	54.04	54.41	1,117,055	+0.09(+0.17%)
Mar 02, 2012	54.06	54.32	53.79	54.32	1,188,042	+0.36(+0.66%)
Mar 01, 2012	53.64	54.11	53.33	53.96	1,650,684	+0.38(+0.70%)
Feb 29, 2012	52.92	53.79	52.65	53.59	1,417,407	+0.65(+1.24%)
Feb 28, 2012	53.23	53.52	52.93	52.93	1,431,706	-0.28(-0.52%)
Feb 27, 2012	52.92	53.32	52.71	53.21	1,315,552	+0.04(+0.07%)
Feb 24, 2012	52.48	53.22	52.08	53.17	1,806,926	+0.71(+1.36%)
Feb 23, 2012	51.75	52.54	51.69	52.46	1,107,879	+0.76(+1.47%)
Feb 22, 2012	51.30	51.70	51.09	51.70	1,504,126	+0.17(+0.33%)
Feb 21, 2012	52.04	52.10	51.41	51.53	2,206,356	-0.46(-0.88%)
Feb 17, 2012	51.28	52.29	51.28	51.99	3,935,191	+1.05(+2.05%)
Feb 16, 2012	51.39	51.67	50.16	50.94	6,764,139	-4.66(-8.38%)
Feb 15, 2012	56.75	56.89	55.31	55.60	1,082,196	-0.90(-1.60%)
Feb 14, 2012	56.34	56.56	56.10	56.50	475,175	+0.09(+0.16%)
Feb 13, 2012	56.35	56.52	56.13	56.41	570,154	+0.32(+0.57%)
Feb 10, 2012	56.01	56.25	55.81	56.09	436,388	-0.26(-0.47%)
Feb 09, 2012	56.06	56.40	55.92	56.35	705,082	+0.29(+0.52%)
Feb 08, 2012	56.18	56.40	55.94	56.06	764,128	-0.03(-0.05%)
Feb 07, 2012	56.22	56.35	55.96	56.09	378,767	-0.14(-0.25%)
Feb 06, 2012	55.98	56.74	55.97	56.23	404,139	-0.03(-0.05%)
Feb 03, 2012	56.81	56.84	56.16	56.26	389,673	-0.13(-0.23%)
Feb 02, 2012	56.35	56.65	56.21	56.39	478,837	+0.10(+0.18%)
Feb 01, 2012	55.93	56.57	55.93	56.29	704,356	+0.58(+1.04%)
Jan 31, 2012	55.54	55.95	55.31	55.71	851,630	+0.33(+0.59%)
Jan 30, 2012	55.34	55.40	55.00	55.38	556,440	-0.19(-0.34%)
Jan 27, 2012	55.82	56.02	55.41	55.58	1,213,583	-0.30(-0.54%)
Jan 26, 2012	57.33	57.33	55.72	55.88	1,400,458	-1.53(-2.67%)
Jan 25, 2012	57.12	57.56	56.93	57.41	445,638	+0.13(+0.23%)
Jan 24, 2012	57.13	57.34	57.03	57.28	541,772	-0.04(-0.07%)
Jan 23, 2012	56.78	57.46	56.78	57.32	557,340	+0.48(+0.85%)
Jan 20, 2012	57.10	57.29	56.08	56.84	1,005,975	-0.47(-0.81%)
Jan 19, 2012	57.29	57.43	57.10	57.31	582,635	-0.01(-0.01%)
Jan 18, 2012	56.75	57.34	56.63	57.31	681,355	+0.57(+1.00%)
Jan 17, 2012	56.10	56.86	56.10	56.75	695,949	+1.00(+1.80%)
Jan 13, 2012	55.82	55.87	55.41	55.75	377,202	-0.18(-0.32%)
Jan 12, 2012	55.82	56.03	55.39	55.92	650,710	+0.19(+0.34%)
Jan 11, 2012	55.51	55.73	55.30	55.73	420,519	+0.01(+0.01%)
Jan 10, 2012	55.31	55.91	55.16	55.72	453,697	+0.59(+1.08%)
Jan 09, 2012	54.88	55.26	54.64	55.13	400,863	+0.38(+0.70%)
Jan 06, 2012	55.02	55.05	54.63	54.75	455,811	-0.18(-0.33%)
Jan 05, 2012	54.54	55.05	54.49	54.93	992,148	+0.28(+0.52%)
Jan 04, 2012	54.45	55.05	54.34	54.65	844,681	-0.63(-1.14%)
Dec 30, 2011	55.65	55.73	55.24	55.28	361,454	-0.33(-0.59%)
Dec 29, 2011	55.60	55.72	55.32	55.60	557,791	+0.19(+0.34%)
Dec 28, 2011	55.68	55.68	55.31	55.41	410,459	-0.25(-0.46%)
Dec 27, 2011	55.77	55.85	55.57	55.67	370,469	-0.06(-0.10%)
Dec 23, 2011	55.54	55.74	55.28	55.72	338,247	+0.06(+0.11%)
Dec 21, 2011	55.53	56.04	55.36	55.66	940,024	+0.23(+0.41%)
Dec 20, 2011	54.71	55.47	54.52	55.43	868,743	+1.25(+2.31%)
Dec 19, 2011	54.44	54.85	54.05	54.18	781,626	-0.10(-0.18%)
Dec 16, 2011	54.49	54.70	54.13	54.28	1,025,363	+0.17(+0.31%)
Dec 15, 2011	54.32	54.59	54.03	54.11	602,854	+0.09(+0.17%)
Dec 14, 2011	53.94	54.40	53.77	54.02	1,023,762	+0.08(+0.14%)
Dec 13, 2011	54.18	54.59	53.75	53.94	668,222	-0.14(-0.26%)
Dec 12, 2011	54.73	54.87	53.93	54.08	667,819	-0.66(-1.21%)
Dec 09, 2011	54.07	55.08	54.01	54.75	772,679	+0.90(+1.67%)
Dec 08, 2011	54.02	54.30	53.74	53.85	824,223	-0.31(-0.57%)
Dec 07, 2011	54.03	54.42	53.68	54.16	1,006,308	-0.06(-0.10%)
Dec 06, 2011	53.69	54.34	53.50	54.22	715,502	+0.47(+0.87%)
Dec 05, 2011	53.44	54.03	53.35	53.75	843,988	+0.78(+1.48%)
Dec 02, 2011	53.30	53.57	52.94	52.97	1,055,355	-0.13(-0.24%)
Dec 01, 2011	53.55	54.05	52.97	53.09	1,076,373	-0.64(-1.18%)
Nov 30, 2011	53.17	53.74	52.85	53.73	1,199,483	+1.31(+2.50%)
Nov 29, 2011	52.27	52.73	52.18	52.42	838,714	+0.06(+0.12%)
Nov 28, 2011	52.40	52.75	52.15	52.36	908,189	+0.71(+1.38%)
Nov 25, 2011	51.08	51.83	50.96	51.64	497,775	+0.39(+0.76%)
Nov 23, 2011	51.64	51.72	51.23	51.25	1,073,395	-0.78(-1.51%)
Nov 22, 2011	52.37	52.55	51.66	52.04	1,086,726	-0.38(-0.73%)
Nov 21, 2011	51.62	52.65	50.41	52.42	1,372,856	-0.11(-0.22%)
Nov 18, 2011	51.13	52.58	50.89	52.53	1,868,460	+1.73(+3.40%)
Nov 17, 2011	51.25	52.26	50.38	50.81	3,001,926	-0.94(-1.82%)
Nov 16, 2011	53.19	53.52	51.69	51.75	2,862,635	-1.74(-3.25%)
Nov 15, 2011	53.69	53.74	52.97	53.49	1,680,747	-0.22(-0.41%)
Nov 14, 2011	54.31	54.39	53.61	53.71	1,388,334	-0.65(-1.20%)
Nov 11, 2011	54.93	55.24	54.29	54.36	1,275,951	-0.04(-0.08%)
Nov 10, 2011	53.95	54.79	53.95	54.40	1,043,157	+0.70(+1.30%)
Nov 09, 2011	54.35	54.97	53.67	53.70	1,345,439	-1.71(-3.09%)
Nov 08, 2011	55.62	55.84	55.09	55.41	747,839	-0.11(-0.20%)
Nov 07, 2011	55.36	55.58	54.72	55.53	597,486	+0.29(+0.52%)
Nov 04, 2011	55.41	55.49	55.01	55.24	928,142	-0.37(-0.66%)
Nov 03, 2011	55.39	55.94	54.96	55.60	1,033,068	+0.77(+1.40%)
Nov 02, 2011	54.62	54.87	54.25	54.84	935,303	+0.53(+0.98%)
Nov 01, 2011	53.21	54.49	53.21	54.30	1,506,368	+0.17(+0.31%)
Oct 31, 2011	53.82	54.53	53.50	54.13	966,084	+0.13(+0.25%)
Oct 28, 2011	54.06	54.40	53.83	54.00	829,440	-0.04(-0.08%)
Oct 27, 2011	54.58	55.03	53.80	54.04	1,355,643	+0.41(+0.76%)
Oct 26, 2011	53.83	54.01	53.17	53.64	1,095,289	+0.16(+0.30%)
Oct 25, 2011	54.13	54.39	53.33	53.47	591,398	-0.67(-1.25%)
Oct 24, 2011	53.99	54.37	53.78	54.15	918,085	+0.37(+0.68%)
Oct 21, 2011	53.68	53.88	53.32	53.78	852,969	+0.74(+1.39%)
Oct 20, 2011	52.57	53.11	52.41	53.04	736,734	+0.51(+0.98%)
Oct 19, 2011	53.12	53.43	52.45	52.53	499,816	-0.58(-1.10%)
Oct 18, 2011	52.21	53.47	52.05	53.12	610,278	+0.82(+1.56%)
Oct 17, 2011	52.97	53.21	52.19	52.30	447,047	-0.70(-1.31%)
Oct 14, 2011	52.93	53.23	52.77	53.00	596,235	+0.15(+0.28%)
Oct 13, 2011	51.94	53.00	51.94	52.85	571,402	+0.52(+0.99%)
Oct 12, 2011	52.07	52.69	51.96	52.33	544,414	+0.32(+0.62%)
Oct 11, 2011	51.60	52.19	51.56	52.00	620,588	+0.35(+0.68%)
Oct 10, 2011	51.78	51.90	51.44	51.65	667,736	+0.46(+0.89%)
Oct 07, 2011	51.03	51.69	50.76	51.20	798,627	+0.31(+0.61%)
Oct 06, 2011	50.21	50.89	50.20	50.89	836,960	+0.96(+1.93%)
Oct 05, 2011	50.56	50.58	49.45	49.92	1,266,326	-0.29(-0.57%)
Oct 04, 2011	50.16	50.30	49.20	50.21	1,125,352	+0.03(+0.06%)
Oct 03, 2011	50.64	51.59	50.16	50.18	1,271,336	-1.05(-2.04%)
Sep 30, 2011	51.48	52.33	51.23	51.23	1,198,981	-0.71(-1.37%)
Sep 29, 2011	52.43	52.71	51.33	51.94	1,015,186	+0.13(+0.26%)
Sep 28, 2011	53.12	53.19	51.76	51.81	1,101,046	-0.98(-1.86%)
Sep 27, 2011	53.74	53.74	52.57	52.79	853,487	+0.15(+0.28%)
Sep 26, 2011	52.65	52.77	52.00	52.64	1,024,430	+0.46(+0.89%)
Sep 23, 2011	51.13	52.43	50.80	52.18	1,335,075	+0.93(+1.82%)
Sep 22, 2011	50.82	51.32	49.83	51.25	1,419,532	-0.15(-0.30%)
Sep 21, 2011	51.81	52.32	51.37	51.40	950,541	-0.44(-0.84%)
Sep 20, 2011	51.92	52.58	51.79	51.84	737,285	-0.03(-0.05%)
Sep 19, 2011	51.15	52.09	50.76	51.86	1,155,502	+0.13(+0.26%)
Sep 16, 2011	51.96	52.41	51.54	51.73	1,533,627	-0.02(-0.04%)
Sep 15, 2011	52.17	52.53	51.27	51.75	939,833	+0.86(+1.70%)
Sep 14, 2011	50.47	51.34	50.10	50.89	1,068,836	+0.53(+1.05%)
Sep 13, 2011	49.89	50.44	49.38	50.36	870,731	+0.56(+1.11%)
Sep 12, 2011	49.19	49.90	48.63	49.80	906,895	+0.07(+0.14%)
Sep 09, 2011	50.04	50.09	49.29	49.73	1,145,252	-0.82(-1.61%)
Sep 08, 2011	50.49	51.04	50.18	50.55	648,154	-0.24(-0.47%)
Sep 07, 2011	50.09	50.87	49.97	50.79	862,685	+1.26(+2.54%)
Sep 06, 2011	48.97	49.63	48.74	49.53	1,520,899	-0.57(-1.14%)
Sep 02, 2011	49.85	50.64	49.73	50.10	1,138,259	-0.40(-0.79%)
Sep 01, 2011	50.58	51.15	50.42	50.50	1,006,792	-0.17(-0.33%)
Aug 31, 2011	50.09	50.89	49.98	50.67	1,456,845	+0.79(+1.59%)
Aug 30, 2011	49.51	50.20	49.14	49.87	835,637	+0.15(+0.30%)
Aug 29, 2011	48.97	49.78	48.97	49.73	808,795	+1.09(+2.24%)
Aug 26, 2011	47.41	48.88	46.69	48.64	1,261,893	+1.07(+2.25%)
Aug 25, 2011	48.61	48.73	47.52	47.57	874,857	-0.73(-1.51%)
Aug 24, 2011	48.37	48.64	47.83	48.30	1,037,130	-0.27(-0.56%)
Aug 23, 2011	47.71	48.57	47.44	48.57	1,101,105	+0.95(+1.99%)
Aug 22, 2011	48.41	48.75	47.47	47.63	1,585,625	-0.04(-0.09%)
Aug 19, 2011	48.76	48.81	47.25	47.67	3,507,934	-1.55(-3.14%)
Aug 18, 2011	51.92	52.29	48.67	49.21	2,543,664	-3.89(-7.33%)
Aug 17, 2011	52.93	53.56	52.70	53.11	925,530	+0.47(+0.89%)
Aug 16, 2011	52.71	53.16	52.24	52.64	1,444,586	-0.72(-1.34%)
Aug 15, 2011	52.83	53.39	52.32	53.35	593,506	+0.76(+1.44%)
Aug 12, 2011	52.48	52.73	51.74	52.59	744,670	+0.46(+0.88%)
Aug 11, 2011	50.51	52.71	50.49	52.14	1,342,738	+1.63(+3.23%)
Aug 10, 2011	49.53	51.37	49.26	50.51	3,008,628	+0.48(+0.97%)
Aug 09, 2011	50.29	50.57	48.93	50.02	2,769,964	+0.82(+1.66%)
Aug 08, 2011	50.29	51.43	49.18	49.21	3,461,042	-2.37(-4.60%)
Aug 05, 2011	51.73	52.07	50.59	51.58	1,463,851	+0.36(+0.71%)
Aug 04, 2011	52.61	52.90	51.19	51.22	1,536,129	-1.70(-3.21%)
Aug 03, 2011	52.65	52.93	52.18	52.91	1,000,442	+0.30(+0.57%)
Aug 02, 2011	53.60	53.76	52.61	52.61	1,235,655	-1.50(-2.77%)
Aug 01, 2011	54.40	54.89	53.81	54.11	1,170,699	-0.29(-0.53%)
Jul 29, 2011	54.43	54.94	53.97	54.40	831,078	-0.41(-0.75%)
Jul 28, 2011	54.92	55.33	54.77	54.81	651,509	-0.10(-0.18%)
Jul 27, 2011	54.98	55.15	54.67	54.91	992,592	-0.15(-0.27%)
Jul 26, 2011	55.43	55.49	54.99	55.06	633,480	-0.42(-0.76%)
Jul 25, 2011	55.85	55.92	55.41	55.48	852,633	-0.38(-0.67%)
Jul 22, 2011	55.91	56.02	55.76	55.85	769,366	+0.23(+0.41%)
Jul 21, 2011	55.11	55.85	54.87	55.62	1,049,780	+0.82(+1.50%)
Jul 20, 2011	54.96	54.97	54.30	54.80	940,669	-0.05(-0.09%)
Jul 19, 2011	53.63	54.88	53.62	54.85	1,353,773	+1.33(+2.48%)
Jul 18, 2011	53.03	53.65	52.61	53.52	1,412,492	+0.25(+0.47%)
Jul 15, 2011	53.12	53.39	52.82	53.27	1,006,656	+0.24(+0.45%)
Jul 14, 2011	53.37	53.66	52.90	53.03	622,455	-0.34(-0.63%)
Jul 13, 2011	53.57	53.78	53.26	53.37	749,646	-0.04(-0.08%)
Jul 12, 2011	52.79	53.81	52.71	53.41	998,350	+0.26(+0.49%)
Jul 11, 2011	52.86	53.19	52.71	53.15	894,906	-0.08(-0.16%)
Jul 08, 2011	53.38	53.52	53.11	53.23	765,025	-0.58(-1.08%)
Jul 07, 2011	53.71	53.83	53.12	53.81	904,387	+0.54(+1.02%)
Jul 06, 2011	53.19	53.51	53.12	53.27	709,895	-0.16(-0.30%)
Jul 05, 2011	53.57	53.72	53.16	53.43	892,072	-0.23(-0.43%)
Jul 01, 2011	53.35	53.72	53.27	53.66	862,309	+0.29(+0.55%)
Jun 30, 2011	53.47	53.88	53.10	53.37	1,020,789	+0.10(+0.20%)
Jun 29, 2011	53.26	53.37	52.98	53.26	870,340	+0.23(+0.43%)
Jun 28, 2011	52.91	53.23	52.78	53.03	1,138,685	+0.34(+0.64%)
Jun 27, 2011	52.47	52.97	52.38	52.70	1,282,570	+0.40(+0.77%)
Jun 24, 2011	53.32	53.37	52.29	52.29	2,204,484	-0.93(-1.74%)
Jun 23, 2011	53.88	53.88	52.90	53.22	1,201,873	-0.98(-1.82%)
Jun 22, 2011	54.53	54.77	54.12	54.20	704,509	-0.55(-1.01%)
Jun 21, 2011	54.62	54.90	54.42	54.76	939,276	+0.38(+0.71%)
Jun 20, 2011	54.47	54.47	54.25	54.37	979,872	+0.59(+1.09%)
Jun 17, 2011	53.34	53.86	53.25	53.79	1,984,922	+0.66(+1.25%)
Jun 16, 2011	53.34	53.64	52.98	53.12	1,266,613	-0.23(-0.43%)
Jun 15, 2011	54.09	54.14	53.12	53.35	1,815,027	-0.98(-1.80%)
Jun 14, 2011	54.16	54.45	54.04	54.33	895,817	+0.65(+1.21%)
Jun 13, 2011	53.89	53.95	53.53	53.68	903,382	-0.08(-0.16%)
Jun 10, 2011	54.27	54.60	53.65	53.76	1,774,420	-0.78(-1.43%)
Jun 09, 2011	53.64	55.13	53.41	54.55	2,180,385	+1.21(+2.28%)
Jun 08, 2011	54.36	54.36	53.28	53.33	1,379,693	-0.99(-1.83%)
Jun 07, 2011	54.25	54.60	54.04	54.32	754,071	+0.34(+0.63%)
Jun 06, 2011	54.62	54.97	53.85	53.98	1,153,809	-0.60(-1.10%)
Jun 03, 2011	55.12	54.99	54.41	54.58	1,307,148	+0.57(+1.05%)
May 24, 2011	53.86	54.27	53.86	54.02	870,962	+0.32(+0.60%)
May 23, 2011	53.94	54.11	53.49	53.69	539,006	-0.63(-1.16%)
May 20, 2011	53.86	54.71	53.57	54.32	1,009,307	+0.40(+0.75%)
May 19, 2011	53.41	53.94	53.15	53.92	1,149,088	+0.64(+1.19%)
May 18, 2011	53.52	53.65	53.20	53.28	1,028,796	-0.27(-0.51%)
May 17, 2011	52.51	53.83	52.36	53.56	779,414	+1.04(+1.98%)
May 16, 2011	52.68	52.71	52.38	52.51	375,947	-0.15(-0.29%)
May 13, 2011	53.00	53.09	52.60	52.67	380,237	-0.30(-0.57%)
May 12, 2011	52.18	53.06	52.11	52.97	661,550	+0.80(+1.53%)
May 11, 2011	52.38	52.51	52.00	52.17	342,762	-0.15(-0.29%)
May 10, 2011	51.98	52.42	51.93	52.33	395,348	+0.51(+0.98%)
May 09, 2011	51.45	51.85	51.24	51.82	518,780	+0.43(+0.84%)
May 06, 2011	51.81	52.23	51.31	51.39	611,102	+0.10(+0.20%)
May 05, 2011	51.85	51.92	51.20	51.29	741,833	-0.78(-1.51%)
May 04, 2011	52.20	52.62	51.96	52.07	502,418	-0.06(-0.12%)
May 03, 2011	52.12	52.16	51.83	52.13	491,245	-0.08(-0.16%)
May 02, 2011	52.18	52.25	52.16	52.22	414,095	+0.11(+0.21%)
Apr 29, 2011	52.00	52.38	51.75	52.10	728,743	+0.06(+0.12%)
Apr 28, 2011	51.87	52.10	51.63	52.04	581,925	+0.00(+0.00%)
Apr 27, 2011	51.67	52.06	51.56	52.04	675,728	+0.45(+0.87%)
Apr 26, 2011	50.74	51.69	50.74	51.59	796,749	+0.94(+1.86%)
Apr 25, 2011	50.92	51.05	50.56	50.65	970,816	-0.43(-0.84%)
Apr 21, 2011	51.58	51.70	50.87	51.08	704,155	-0.43(-0.84%)
Apr 20, 2011	51.22	51.57	51.22	51.51	808,629	+0.67(+1.31%)
Apr 19, 2011	51.15	51.21	50.60	50.84	1,095,565	-0.31(-0.61%)
Apr 18, 2011	51.37	51.41	50.94	51.15	838,537	-0.52(-1.01%)
Apr 15, 2011	51.75	51.86	51.52	51.67	920,440	+0.02(+0.04%)
Apr 14, 2011	51.46	51.69	51.23	51.65	909,185	+0.06(+0.12%)
Apr 13, 2011	51.29	51.68	51.17	51.59	758,443	+0.35(+0.68%)
Apr 12, 2011	50.56	51.39	50.53	51.24	730,518	+0.56(+1.10%)
Apr 11, 2011	50.72	51.24	50.53	50.69	592,822	-0.03(-0.05%)
Apr 08, 2011	50.98	50.98	50.61	50.72	674,309	-0.01(-0.01%)
Apr 07, 2011	50.87	51.07	50.63	50.72	557,373	-0.23(-0.45%)
Apr 06, 2011	50.83	51.04	50.67	50.95	662,206	+0.22(+0.42%)
Apr 05, 2011	50.63	51.09	50.63	50.74	837,110	-0.02(-0.04%)
Apr 04, 2011	50.30	50.76	50.20	50.76	924,001	+0.48(+0.95%)

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