Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	57.98	58.10	57.47	57.89	754,266	+0.19(+0.33%)
Mar 29, 2012	57.47	57.70	57.12	57.70	848,496	+0.06(+0.10%)
Mar 28, 2012	57.44	57.66	57.31	57.64	634,192	+0.26(+0.46%)
Mar 27, 2012	56.97	57.40	56.97	57.38	686,490	+0.32(+0.56%)
Mar 26, 2012	57.14	57.44	56.88	57.06	895,842	+0.14(+0.24%)
Mar 23, 2012	56.63	57.09	56.56	56.92	1,060,735	+0.36(+0.63%)
Mar 22, 2012	56.12	56.58	55.88	56.56	1,063,779	+0.22(+0.39%)
Mar 21, 2012	56.21	56.60	55.82	56.34	1,374,955	+0.05(+0.09%)
Mar 20, 2012	55.50	56.37	55.35	56.29	1,095,433	+0.41(+0.73%)
Mar 19, 2012	55.28	56.02	55.13	55.89	1,029,997	+0.33(+0.60%)
Mar 16, 2012	55.29	55.70	55.08	55.55	1,601,038	+0.23(+0.41%)
Mar 15, 2012	54.37	55.33	54.19	55.33	1,520,830	+1.26(+2.33%)
Mar 14, 2012	54.15	54.35	53.91	54.07	926,283	-0.21(-0.39%)
Mar 13, 2012	53.80	54.32	53.61	54.28	745,593	+0.59(+1.10%)
Mar 12, 2012	53.23	53.90	53.02	53.69	1,202,475	+0.01(+0.03%)
Mar 09, 2012	53.73	53.81	53.31	53.68	757,191	-0.09(-0.17%)
Mar 08, 2012	53.72	53.86	53.28	53.77	1,028,776	+0.28(+0.53%)
Mar 07, 2012	53.54	53.72	53.04	53.48	1,587,764	+0.21(+0.40%)
Mar 06, 2012	54.02	54.16	53.25	53.27	1,330,124	-1.15(-2.11%)
Mar 05, 2012	54.19	54.42	54.04	54.42	1,116,996	+0.09(+0.17%)
Mar 02, 2012	54.07	54.32	53.80	54.32	1,187,980	+0.36(+0.66%)
Mar 01, 2012	53.65	54.12	53.33	53.97	1,650,598	+0.38(+0.70%)
Feb 29, 2012	52.92	53.79	52.65	53.59	1,417,333	+0.65(+1.24%)
Feb 28, 2012	53.23	53.53	52.93	52.94	1,431,631	-0.28(-0.52%)
Feb 27, 2012	52.92	53.32	52.72	53.21	1,315,483	+0.04(+0.07%)
Feb 24, 2012	52.49	53.22	52.08	53.18	1,806,832	+0.71(+1.36%)
Feb 23, 2012	51.75	52.54	51.69	52.47	1,107,821	+0.76(+1.47%)
Feb 22, 2012	51.31	51.70	51.09	51.70	1,504,047	+0.17(+0.33%)
Feb 21, 2012	52.05	52.10	51.41	51.53	2,206,241	-0.46(-0.88%)
Feb 17, 2012	51.28	52.30	51.28	51.99	3,934,985	+1.05(+2.05%)
Feb 16, 2012	51.39	51.67	50.16	50.94	6,763,785	-4.66(-8.38%)
Feb 15, 2012	56.75	56.89	55.31	55.60	1,082,139	-0.90(-1.60%)
Feb 14, 2012	56.34	56.56	56.10	56.51	475,150	+0.09(+0.16%)
Feb 13, 2012	56.35	56.52	56.13	56.41	570,124	+0.32(+0.57%)
Feb 10, 2012	56.01	56.25	55.81	56.09	436,366	-0.26(-0.47%)
Feb 09, 2012	56.06	56.41	55.92	56.36	705,045	+0.29(+0.52%)
Feb 08, 2012	56.19	56.40	55.95	56.07	764,088	-0.03(-0.05%)
Feb 07, 2012	56.22	56.36	55.96	56.09	378,747	-0.14(-0.25%)
Feb 06, 2012	55.98	56.75	55.97	56.24	404,118	-0.03(-0.05%)
Feb 03, 2012	56.82	56.84	56.16	56.26	389,653	-0.13(-0.23%)
Feb 02, 2012	56.35	56.65	56.21	56.39	478,812	+0.10(+0.18%)
Feb 01, 2012	55.93	56.58	55.93	56.29	704,319	+0.58(+1.04%)
Jan 31, 2012	55.54	55.95	55.31	55.71	851,586	+0.33(+0.59%)
Jan 30, 2012	55.34	55.40	55.00	55.39	556,410	-0.19(-0.34%)
Jan 27, 2012	55.82	56.02	55.41	55.58	1,213,519	-0.30(-0.54%)
Jan 26, 2012	57.33	57.33	55.72	55.88	1,400,385	-1.53(-2.67%)
Jan 25, 2012	57.12	57.57	56.93	57.42	445,615	+0.13(+0.23%)
Jan 24, 2012	57.13	57.35	57.03	57.28	541,744	-0.04(-0.07%)
Jan 23, 2012	56.78	57.46	56.78	57.33	557,311	+0.48(+0.85%)
Jan 20, 2012	57.11	57.30	56.09	56.84	1,005,923	-0.47(-0.81%)
Jan 19, 2012	57.29	57.43	57.11	57.31	582,604	-0.01(-0.01%)
Jan 18, 2012	56.75	57.34	56.63	57.32	681,320	+0.57(+1.00%)
Jan 17, 2012	56.10	56.87	56.10	56.75	695,913	+1.00(+1.80%)
Jan 13, 2012	55.83	55.87	55.42	55.75	377,182	-0.18(-0.32%)
Jan 12, 2012	55.82	56.03	55.39	55.92	650,676	+0.19(+0.34%)
Jan 11, 2012	55.51	55.73	55.30	55.73	420,497	+0.01(+0.01%)
Jan 10, 2012	55.31	55.92	55.16	55.73	453,673	+0.59(+1.08%)
Jan 09, 2012	54.88	55.27	54.64	55.13	400,842	+0.38(+0.70%)
Jan 06, 2012	55.03	55.05	54.64	54.75	455,787	-0.18(-0.33%)
Jan 05, 2012	54.54	55.05	54.49	54.93	992,096	+0.28(+0.52%)
Jan 04, 2012	54.45	55.05	54.34	54.65	844,637	-0.63(-1.14%)
Dec 30, 2011	55.65	55.74	55.24	55.28	361,435	-0.33(-0.59%)
Dec 29, 2011	55.60	55.72	55.33	55.61	557,762	+0.19(+0.34%)
Dec 28, 2011	55.68	55.68	55.31	55.42	410,438	-0.25(-0.46%)
Dec 27, 2011	55.77	55.85	55.57	55.67	370,450	-0.06(-0.10%)
Dec 23, 2011	55.54	55.74	55.28	55.73	338,230	+0.06(+0.11%)
Dec 21, 2011	55.54	56.04	55.36	55.66	939,975	+0.23(+0.41%)
Dec 20, 2011	54.72	55.47	54.52	55.44	868,697	+1.25(+2.31%)
Dec 19, 2011	54.45	54.85	54.06	54.19	781,585	-0.10(-0.18%)
Dec 16, 2011	54.49	54.70	54.14	54.28	1,025,309	+0.17(+0.31%)
Dec 15, 2011	54.33	54.60	54.03	54.11	602,822	+0.09(+0.17%)
Dec 14, 2011	53.94	54.40	53.77	54.02	1,023,708	+0.08(+0.14%)
Dec 13, 2011	54.19	54.60	53.75	53.94	668,187	-0.14(-0.26%)
Dec 12, 2011	54.74	54.87	53.93	54.09	667,784	-0.66(-1.21%)
Dec 09, 2011	54.07	55.08	54.02	54.75	772,638	+0.90(+1.67%)
Dec 08, 2011	54.02	54.31	53.75	53.85	824,180	-0.31(-0.57%)
Dec 07, 2011	54.03	54.42	53.68	54.16	1,006,255	-0.06(-0.10%)
Dec 06, 2011	53.69	54.34	53.50	54.22	715,464	+0.47(+0.87%)
Dec 05, 2011	53.44	54.04	53.35	53.75	843,944	+0.78(+1.48%)
Dec 02, 2011	53.30	53.57	52.95	52.97	1,055,300	-0.13(-0.24%)
Dec 01, 2011	53.55	54.06	52.97	53.10	1,076,316	-0.64(-1.18%)
Nov 30, 2011	53.17	53.75	52.85	53.73	1,199,420	+1.31(+2.50%)
Nov 29, 2011	52.28	52.73	52.18	52.42	838,670	+0.06(+0.12%)
Nov 28, 2011	52.40	52.75	52.15	52.36	908,142	+0.71(+1.38%)
Nov 25, 2011	51.08	51.83	50.96	51.65	497,749	+0.39(+0.76%)
Nov 23, 2011	51.65	51.72	51.24	51.26	1,073,338	-0.79(-1.51%)
Nov 22, 2011	52.37	52.55	51.66	52.04	1,086,669	-0.38(-0.73%)
Nov 21, 2011	51.62	52.65	50.41	52.42	1,372,784	-0.11(-0.22%)
Nov 18, 2011	51.14	52.59	50.90	52.54	1,868,362	+1.73(+3.40%)
Nov 17, 2011	51.25	52.26	50.38	50.81	3,001,769	-0.94(-1.82%)
Nov 16, 2011	53.19	53.53	51.70	51.75	2,862,485	-1.74(-3.25%)
Nov 15, 2011	53.69	53.74	52.97	53.49	1,680,659	-0.22(-0.41%)
Nov 14, 2011	54.31	54.39	53.61	53.71	1,388,261	-0.65(-1.20%)
Nov 11, 2011	54.93	55.25	54.29	54.36	1,275,884	-0.04(-0.08%)
Nov 10, 2011	53.95	54.79	53.95	54.40	1,043,102	+0.70(+1.30%)
Nov 09, 2011	54.35	54.97	53.67	53.70	1,345,369	-1.71(-3.09%)
Nov 08, 2011	55.62	55.85	55.10	55.42	747,799	-0.11(-0.20%)
Nov 07, 2011	55.37	55.59	54.73	55.53	597,454	+0.29(+0.52%)
Nov 04, 2011	55.42	55.49	55.02	55.24	928,093	-0.37(-0.66%)
Nov 03, 2011	55.40	55.94	54.97	55.61	1,033,014	+0.77(+1.40%)
Nov 02, 2011	54.62	54.88	54.25	54.84	935,254	+0.53(+0.98%)
Nov 01, 2011	53.21	54.50	53.21	54.31	1,506,290	+0.17(+0.31%)
Oct 31, 2011	53.82	54.54	53.50	54.14	966,034	+0.13(+0.25%)
Oct 28, 2011	54.07	54.40	53.83	54.00	829,396	-0.04(-0.08%)
Oct 27, 2011	54.59	55.03	53.80	54.05	1,355,572	+0.41(+0.76%)
Oct 26, 2011	53.83	54.02	53.17	53.64	1,095,232	+0.16(+0.30%)
Oct 25, 2011	54.13	54.40	53.33	53.48	591,367	-0.67(-1.25%)
Oct 24, 2011	54.00	54.38	53.78	54.15	918,036	+0.37(+0.68%)
Oct 21, 2011	53.68	53.88	53.32	53.79	852,924	+0.74(+1.39%)
Oct 20, 2011	52.58	53.11	52.41	53.05	736,695	+0.51(+0.98%)
Oct 19, 2011	53.12	53.43	52.46	52.53	499,790	-0.58(-1.10%)
Oct 18, 2011	52.21	53.47	52.06	53.12	610,246	+0.82(+1.56%)
Oct 17, 2011	52.97	53.21	52.20	52.30	447,024	-0.70(-1.31%)
Oct 14, 2011	52.93	53.24	52.77	53.00	596,204	+0.15(+0.28%)
Oct 13, 2011	51.94	53.00	51.94	52.85	571,372	+0.52(+0.99%)
Oct 12, 2011	52.08	52.70	51.97	52.33	544,385	+0.32(+0.62%)
Oct 11, 2011	51.61	52.19	51.56	52.01	620,556	+0.35(+0.68%)
Oct 10, 2011	51.78	51.90	51.45	51.66	667,701	+0.46(+0.89%)
Oct 07, 2011	51.04	51.69	50.76	51.20	798,585	+0.31(+0.61%)
Oct 06, 2011	50.21	50.90	50.20	50.89	836,916	+0.96(+1.93%)
Oct 05, 2011	50.56	50.58	49.45	49.93	1,266,260	-0.29(-0.57%)
Oct 04, 2011	50.17	50.31	49.20	50.21	1,125,293	+0.03(+0.06%)
Oct 03, 2011	50.64	51.60	50.17	50.19	1,271,269	-1.05(-2.04%)
Sep 30, 2011	51.48	52.33	51.23	51.23	1,198,919	-0.71(-1.37%)
Sep 29, 2011	52.44	52.72	51.33	51.94	1,015,133	+0.13(+0.26%)
Sep 28, 2011	53.12	53.19	51.76	51.81	1,100,988	-0.98(-1.86%)
Sep 27, 2011	53.74	53.74	52.58	52.79	853,442	+0.15(+0.28%)
Sep 26, 2011	52.65	52.77	52.01	52.65	1,024,376	+0.46(+0.89%)
Sep 23, 2011	51.13	52.43	50.80	52.18	1,335,005	+0.93(+1.82%)
Sep 22, 2011	50.82	51.33	49.84	51.25	1,419,457	-0.15(-0.30%)
Sep 21, 2011	51.81	52.32	51.37	51.40	950,491	-0.44(-0.84%)
Sep 20, 2011	51.92	52.58	51.79	51.84	737,246	-0.03(-0.05%)
Sep 19, 2011	51.15	52.09	50.76	51.87	1,155,441	+0.13(+0.26%)
Sep 16, 2011	51.97	52.41	51.54	51.73	1,533,547	-0.02(-0.04%)
Sep 15, 2011	52.18	52.53	51.27	51.75	939,784	+0.86(+1.70%)
Sep 14, 2011	50.47	51.35	50.10	50.89	1,068,780	+0.53(+1.05%)
Sep 13, 2011	49.89	50.44	49.39	50.36	870,685	+0.56(+1.11%)
Sep 12, 2011	49.19	49.91	48.63	49.81	906,847	+0.07(+0.14%)
Sep 09, 2011	50.04	50.10	49.29	49.74	1,145,192	-0.82(-1.61%)
Sep 08, 2011	50.50	51.04	50.18	50.55	648,121	-0.24(-0.47%)
Sep 07, 2011	50.09	50.87	49.98	50.79	862,640	+1.26(+2.54%)
Sep 06, 2011	48.97	49.63	48.74	49.53	1,520,819	-0.57(-1.14%)
Sep 02, 2011	49.85	50.64	49.74	50.10	1,138,200	-0.40(-0.79%)
Sep 01, 2011	50.58	51.16	50.42	50.50	1,006,739	-0.17(-0.33%)
Aug 31, 2011	50.09	50.89	49.98	50.67	1,456,769	+0.79(+1.59%)
Aug 30, 2011	49.51	50.20	49.14	49.88	835,593	+0.15(+0.30%)
Aug 29, 2011	48.97	49.79	48.97	49.73	808,753	+1.09(+2.24%)
Aug 26, 2011	47.42	48.88	46.69	48.64	1,261,827	+1.07(+2.25%)
Aug 25, 2011	48.61	48.73	47.52	47.57	874,811	-0.73(-1.51%)
Aug 24, 2011	48.37	48.64	47.83	48.30	1,037,075	-0.27(-0.56%)
Aug 23, 2011	47.71	48.58	47.45	48.58	1,101,048	+0.95(+1.99%)
Aug 22, 2011	48.41	48.75	47.47	47.63	1,585,542	-0.04(-0.09%)
Aug 19, 2011	48.77	48.81	47.26	47.67	3,507,751	-1.55(-3.14%)
Aug 18, 2011	51.92	52.30	48.68	49.22	2,543,530	-3.89(-7.33%)
Aug 17, 2011	52.94	53.56	52.70	53.11	925,481	+0.47(+0.89%)
Aug 16, 2011	52.72	53.17	52.24	52.64	1,444,511	-0.72(-1.34%)
Aug 15, 2011	52.83	53.39	52.32	53.36	593,475	+0.76(+1.44%)
Aug 12, 2011	52.48	52.73	51.75	52.60	744,631	+0.46(+0.88%)
Aug 11, 2011	50.51	52.72	50.50	52.14	1,342,668	+1.63(+3.23%)
Aug 10, 2011	49.53	51.37	49.27	50.51	3,008,471	+0.48(+0.97%)
Aug 09, 2011	50.29	50.57	48.93	50.03	2,769,818	+0.82(+1.66%)
Aug 08, 2011	50.29	51.44	49.18	49.21	3,460,860	-2.37(-4.60%)
Aug 05, 2011	51.73	52.07	50.60	51.58	1,463,774	+0.36(+0.71%)
Aug 04, 2011	52.61	52.90	51.19	51.22	1,536,048	-1.70(-3.21%)
Aug 03, 2011	52.65	52.94	52.18	52.92	1,000,390	+0.30(+0.57%)
Aug 02, 2011	53.61	53.76	52.62	52.62	1,235,590	-1.50(-2.77%)
Aug 01, 2011	54.40	54.89	53.82	54.12	1,170,638	-0.29(-0.53%)
Jul 29, 2011	54.44	54.95	53.98	54.40	831,034	-0.41(-0.75%)
Jul 28, 2011	54.93	55.33	54.77	54.81	651,475	-0.10(-0.18%)
Jul 27, 2011	54.98	55.15	54.67	54.91	992,539	-0.15(-0.27%)
Jul 26, 2011	55.44	55.49	55.00	55.06	633,447	-0.42(-0.76%)
Jul 25, 2011	55.85	55.92	55.42	55.48	852,588	-0.38(-0.67%)
Jul 22, 2011	55.92	56.02	55.76	55.85	769,326	+0.23(+0.41%)
Jul 21, 2011	55.11	55.85	54.87	55.62	1,049,725	+0.82(+1.50%)
Jul 20, 2011	54.96	54.97	54.30	54.80	940,619	-0.05(-0.09%)
Jul 19, 2011	53.63	54.88	53.62	54.85	1,353,702	+1.33(+2.48%)
Jul 18, 2011	53.03	53.65	52.62	53.52	1,412,418	+0.25(+0.47%)
Jul 15, 2011	53.12	53.39	52.82	53.27	1,006,603	+0.24(+0.45%)
Jul 14, 2011	53.38	53.66	52.90	53.03	622,423	-0.34(-0.63%)
Jul 13, 2011	53.57	53.78	53.26	53.37	749,606	-0.04(-0.08%)
Jul 12, 2011	52.80	53.82	52.71	53.41	998,297	+0.26(+0.49%)
Jul 11, 2011	52.86	53.19	52.71	53.15	894,859	-0.08(-0.16%)
Jul 08, 2011	53.38	53.52	53.11	53.24	764,984	-0.58(-1.08%)
Jul 07, 2011	53.71	53.83	53.13	53.82	904,340	+0.54(+1.02%)
Jul 06, 2011	53.19	53.51	53.12	53.27	709,857	-0.16(-0.30%)
Jul 05, 2011	53.57	53.73	53.16	53.43	892,025	-0.23(-0.43%)
Jul 01, 2011	53.36	53.73	53.27	53.66	862,263	+0.29(+0.55%)
Jun 30, 2011	53.47	53.89	53.10	53.37	1,020,735	+0.10(+0.20%)
Jun 29, 2011	53.26	53.37	52.99	53.26	870,294	+0.23(+0.43%)
Jun 28, 2011	52.92	53.24	52.78	53.03	1,138,625	+0.34(+0.64%)
Jun 27, 2011	52.47	52.97	52.38	52.70	1,282,503	+0.40(+0.77%)
Jun 24, 2011	53.33	53.37	52.29	52.29	2,204,369	-0.93(-1.74%)
Jun 23, 2011	53.88	53.88	52.90	53.22	1,201,810	-0.98(-1.82%)
Jun 22, 2011	54.54	54.77	54.13	54.21	704,472	-0.55(-1.01%)
Jun 21, 2011	54.62	54.91	54.42	54.76	939,227	+0.38(+0.71%)
Jun 20, 2011	54.48	54.48	54.25	54.37	979,821	+0.59(+1.09%)
Jun 17, 2011	53.34	53.87	53.25	53.79	1,984,817	+0.66(+1.25%)
Jun 16, 2011	53.34	53.64	52.98	53.13	1,266,546	-0.23(-0.43%)
Jun 15, 2011	54.10	54.14	53.12	53.36	1,814,932	-0.98(-1.80%)
Jun 14, 2011	54.17	54.45	54.04	54.33	895,770	+0.65(+1.21%)
Jun 13, 2011	53.89	53.95	53.53	53.68	903,334	-0.08(-0.16%)
Jun 10, 2011	54.27	54.60	53.66	53.77	1,774,326	-0.78(-1.43%)
Jun 09, 2011	53.64	55.14	53.41	54.55	2,180,270	+1.21(+2.28%)
Jun 08, 2011	54.36	54.36	53.29	53.33	1,379,620	-0.99(-1.83%)
Jun 07, 2011	54.25	54.60	54.05	54.33	754,032	+0.34(+0.63%)
Jun 06, 2011	54.63	54.97	53.85	53.98	1,153,748	-0.60(-1.10%)
Jun 03, 2011	55.12	55.00	54.42	54.58	1,307,080	+0.57(+1.05%)
May 24, 2011	53.87	54.27	53.87	54.02	870,916	+0.32(+0.60%)
May 23, 2011	53.94	54.12	53.50	53.70	538,978	-0.63(-1.16%)
May 20, 2011	53.87	54.71	53.57	54.33	1,009,254	+0.41(+0.75%)
May 19, 2011	53.41	53.94	53.15	53.92	1,149,027	+0.64(+1.19%)
May 18, 2011	53.52	53.66	53.20	53.29	1,028,742	-0.27(-0.51%)
May 17, 2011	52.52	53.83	52.36	53.56	779,373	+1.04(+1.98%)
May 16, 2011	52.68	52.71	52.38	52.52	375,927	-0.15(-0.29%)
May 13, 2011	53.01	53.10	52.60	52.67	380,217	-0.30(-0.57%)
May 12, 2011	52.18	53.06	52.11	52.97	661,515	+0.80(+1.53%)
May 11, 2011	52.38	52.51	52.00	52.18	342,744	-0.15(-0.29%)
May 10, 2011	51.98	52.42	51.93	52.33	395,327	+0.51(+0.98%)
May 09, 2011	51.45	51.86	51.25	51.82	518,752	+0.43(+0.84%)
May 06, 2011	51.82	52.23	51.31	51.39	611,070	+0.10(+0.20%)
May 05, 2011	51.85	51.93	51.20	51.29	741,794	-0.78(-1.51%)
May 04, 2011	52.20	52.62	51.96	52.07	502,392	-0.06(-0.12%)
May 03, 2011	52.12	52.16	51.84	52.13	491,219	-0.08(-0.16%)
May 02, 2011	52.18	52.25	52.16	52.22	414,073	+0.11(+0.21%)
Apr 29, 2011	52.00	52.38	51.75	52.11	728,705	+0.06(+0.12%)
Apr 28, 2011	51.87	52.10	51.64	52.04	581,895	+0.00(+0.00%)
Apr 27, 2011	51.68	52.06	51.56	52.04	675,692	+0.45(+0.87%)
Apr 26, 2011	50.74	51.69	50.74	51.59	796,707	+0.94(+1.86%)
Apr 25, 2011	50.93	51.05	50.56	50.65	970,765	-0.43(-0.84%)
Apr 21, 2011	51.59	51.70	50.87	51.08	704,118	-0.43(-0.84%)
Apr 20, 2011	51.22	51.57	51.22	51.51	808,587	+0.67(+1.31%)
Apr 19, 2011	51.15	51.21	50.60	50.84	1,095,507	-0.31(-0.61%)
Apr 18, 2011	51.37	51.41	50.94	51.16	838,493	-0.52(-1.01%)
Apr 15, 2011	51.75	51.86	51.52	51.68	920,392	+0.02(+0.04%)
Apr 14, 2011	51.46	51.69	51.23	51.66	909,137	+0.06(+0.12%)
Apr 13, 2011	51.29	51.68	51.18	51.59	758,404	+0.35(+0.68%)
Apr 12, 2011	50.56	51.39	50.53	51.25	730,480	+0.56(+1.10%)
Apr 11, 2011	50.72	51.24	50.53	50.69	592,791	-0.03(-0.05%)
Apr 08, 2011	50.98	50.98	50.61	50.72	674,273	-0.01(-0.01%)
Apr 07, 2011	50.87	51.07	50.64	50.73	557,344	-0.23(-0.45%)
Apr 06, 2011	50.84	51.04	50.67	50.95	662,171	+0.22(+0.42%)
Apr 05, 2011	50.63	51.09	50.63	50.74	837,067	-0.02(-0.04%)
Apr 04, 2011	50.30	50.76	50.20	50.76	923,953	+0.48(+0.95%)

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