Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	58.16	58.57	57.84	58.16	1,973,478	-0.10(-0.17%)
Feb 28, 2012	58.83	58.93	58.04	58.26	1,103,136	-0.68(-1.15%)
Feb 27, 2012	58.07	59.00	58.00	58.94	1,176,908	+0.07(+0.12%)
Feb 24, 2012	58.18	58.87	58.18	58.87	828,082	+0.36(+0.62%)
Feb 23, 2012	58.77	58.91	57.86	58.51	747,151	-0.06(-0.10%)
Feb 22, 2012	58.10	59.50	57.99	58.57	2,132,655	+0.03(+0.05%)
Feb 21, 2012	58.09	58.94	58.05	58.54	775,239	+0.52(+0.90%)
Feb 17, 2012	58.61	58.82	57.92	58.02	1,030,263	-0.69(-1.18%)
Feb 16, 2012	58.43	58.82	58.16	58.71	969,503	+0.49(+0.84%)
Feb 15, 2012	58.88	58.88	57.92	58.22	1,112,905	-0.34(-0.58%)
Feb 14, 2012	57.07	58.56	57.04	58.56	1,161,463	+0.99(+1.72%)
Feb 13, 2012	57.75	58.13	57.46	57.57	1,267,973	+0.28(+0.49%)
Feb 10, 2012	58.25	58.25	56.66	57.29	1,136,388	-1.31(-2.24%)
Feb 09, 2012	58.28	58.61	57.63	58.60	800,502	+0.51(+0.88%)
Feb 08, 2012	58.16	58.54	57.19	58.09	905,414	-0.30(-0.51%)
Feb 07, 2012	58.11	58.72	57.71	58.39	1,075,190	+0.34(+0.59%)
Feb 06, 2012	58.74	58.87	57.95	58.05	1,600,310	-1.06(-1.79%)
Feb 03, 2012	58.50	59.22	58.42	59.11	1,805,237	+1.00(+1.72%)
Feb 02, 2012	57.75	58.35	57.55	58.11	1,350,216	+0.30(+0.52%)
Feb 01, 2012	57.00	58.03	56.46	57.81	2,640,319	+1.52(+2.70%)
Jan 31, 2012	56.61	56.61	55.58	56.29	1,282,937	-0.18(-0.32%)
Jan 30, 2012	55.64	56.72	54.91	56.47	1,054,348	+0.19(+0.34%)
Jan 27, 2012	55.48	56.62	55.22	56.28	1,163,890	+0.65(+1.17%)
Jan 26, 2012	56.95	57.07	55.16	55.63	1,604,170	-0.93(-1.64%)
Jan 25, 2012	56.50	57.16	56.28	56.56	1,772,958	+0.04(+0.07%)
Jan 24, 2012	55.51	56.92	55.30	56.52	2,133,753	+0.69(+1.24%)
Jan 23, 2012	54.88	55.97	54.59	55.83	1,772,920	+1.08(+1.97%)
Jan 20, 2012	54.39	55.32	54.16	54.75	1,911,643	+0.34(+0.62%)
Jan 19, 2012	54.97	55.21	54.35	54.41	1,570,334	-0.28(-0.51%)
Jan 18, 2012	55.16	55.49	54.29	54.69	1,725,508	-0.19(-0.35%)
Jan 17, 2012	52.00	55.18	51.70	54.88	6,797,852	+3.98(+7.82%)
Jan 13, 2012	52.37	52.37	50.82	50.90	4,326,884	-1.43(-2.73%)
Jan 12, 2012	52.57	52.89	52.13	52.33	1,691,209	+0.05(+0.10%)
Jan 11, 2012	52.60	53.09	52.19	52.28	1,472,930	-0.31(-0.59%)
Jan 10, 2012	51.61	52.70	51.24	52.59	2,203,151	+1.26(+2.45%)
Jan 09, 2012	51.55	51.89	50.64	51.33	2,403,838	-0.03(-0.06%)
Jan 06, 2012	52.06	52.10	51.06	51.36	1,667,002	-0.91(-1.74%)
Jan 05, 2012	51.76	52.37	51.08	52.27	1,522,113	+0.54(+1.04%)
Jan 04, 2012	52.58	52.90	51.72	51.73	1,892,769	-0.81(-1.54%)
Dec 30, 2011	52.94	53.00	52.49	52.54	771,843	-0.40(-0.76%)
Dec 29, 2011	53.04	53.05	52.20	52.94	882,746	+0.25(+0.47%)
Dec 28, 2011	53.30	53.50	52.47	52.69	1,302,796	-0.56(-1.05%)
Dec 27, 2011	53.32	53.51	53.00	53.25	1,071,791	-0.07(-0.13%)
Dec 23, 2011	53.96	53.96	52.95	53.32	734,690	+1.18(+2.26%)
Dec 21, 2011	54.31	54.68	51.15	52.14	4,180,524	-2.47(-4.52%)
Dec 20, 2011	53.75	54.73	53.75	54.61	1,316,745	+1.56(+2.94%)
Dec 19, 2011	54.19	54.83	52.92	53.05	1,500,297	-1.13(-2.09%)
Dec 16, 2011	53.00	54.47	52.77	54.18	3,125,311	+1.46(+2.77%)
Dec 15, 2011	52.29	53.01	52.20	52.72	2,372,789	+0.75(+1.44%)
Dec 14, 2011	52.45	53.17	50.74	51.97	2,242,605	-0.95(-1.80%)
Dec 13, 2011	53.71	54.13	52.73	52.92	1,892,170	-0.64(-1.19%)
Dec 12, 2011	54.00	54.00	52.83	53.56	1,569,202	-1.12(-2.05%)
Dec 09, 2011	53.29	54.92	53.26	54.68	1,519,268	+1.75(+3.31%)
Dec 08, 2011	53.48	54.12	52.81	52.93	1,640,624	-0.73(-1.36%)
Dec 07, 2011	54.03	54.24	52.85	53.66	1,812,352	-0.59(-1.09%)
Dec 06, 2011	55.13	55.43	54.08	54.25	1,418,560	-0.88(-1.60%)
Dec 05, 2011	55.33	56.09	54.97	55.13	1,023,707	+0.49(+0.90%)
Dec 02, 2011	55.43	55.61	54.56	54.64	1,259,786	-0.34(-0.62%)
Dec 01, 2011	55.20	55.30	54.80	54.98	1,487,270	-0.36(-0.65%)
Nov 30, 2011	54.62	55.77	54.49	55.34	1,797,005	+1.76(+3.28%)
Nov 29, 2011	54.73	54.95	53.38	53.58	1,904,250	-1.33(-2.42%)
Nov 28, 2011	54.49	55.24	54.04	54.91	1,572,165	+1.51(+2.83%)
Nov 25, 2011	53.25	54.51	53.16	53.40	1,251,646	-0.28(-0.52%)
Nov 23, 2011	53.13	53.91	52.51	53.68	2,314,771	+0.06(+0.11%)
Nov 22, 2011	52.92	54.19	52.46	53.62	2,273,532	+0.65(+1.23%)
Nov 21, 2011	53.50	53.79	52.24	52.97	1,739,415	-0.95(-1.76%)
Nov 18, 2011	53.99	54.32	52.94	53.92	2,645,904	-0.15(-0.28%)
Nov 17, 2011	56.37	56.37	53.50	54.07	4,311,369	-2.58(-4.55%)
Nov 16, 2011	58.41	58.49	56.51	56.65	1,462,033	-2.24(-3.80%)
Nov 15, 2011	56.91	59.08	56.91	58.89	1,337,655	+1.26(+2.19%)
Nov 14, 2011	58.46	58.74	57.35	57.63	1,301,728	-0.70(-1.20%)
Nov 11, 2011	58.20	58.45	57.40	58.33	1,495,022	+0.51(+0.88%)
Nov 10, 2011	57.87	58.20	57.11	57.82	1,404,883	+0.34(+0.59%)
Nov 09, 2011	57.92	58.80	56.91	57.48	1,740,526	-1.35(-2.29%)
Nov 08, 2011	58.81	59.50	58.46	58.83	791,453	+0.34(+0.58%)
Nov 07, 2011	58.91	58.93	57.71	58.49	877,585	-0.59(-1.00%)
Nov 04, 2011	58.64	59.21	57.67	59.08	1,460,611	+0.43(+0.73%)
Nov 03, 2011	57.34	58.81	57.10	58.65	2,373,437	+0.00(+0.00%)
Nov 02, 2011	56.78	58.90	56.42	58.65	2,568,668	+2.09(+3.70%)
Nov 01, 2011	56.40	57.15	55.35	56.56	1,769,015	-1.07(-1.86%)
Oct 31, 2011	58.04	59.00	57.63	57.63	1,497,021	-1.48(-2.50%)
Oct 28, 2011	60.01	60.13	58.88	59.11	1,462,616	-1.06(-1.76%)
Oct 27, 2011	60.26	61.60	59.84	60.17	2,681,936	+1.08(+1.83%)
Oct 26, 2011	58.45	59.44	57.69	59.09	3,334,624	+1.14(+1.97%)
Oct 25, 2011	59.53	60.00	57.80	57.95	2,214,852	-1.64(-2.75%)
Oct 24, 2011	59.18	60.27	59.18	59.59	1,491,347	+0.51(+0.86%)
Oct 21, 2011	59.88	59.88	58.07	59.08	1,455,583	-0.35(-0.59%)
Oct 20, 2011	58.76	59.62	58.50	59.43	1,463,130	+0.57(+0.97%)
Oct 19, 2011	59.15	60.00	58.68	58.86	1,838,253	-0.80(-1.34%)
Oct 18, 2011	59.41	59.95	56.22	59.66	3,550,580	+1.63(+2.81%)
Oct 17, 2011	58.82	59.17	57.58	58.03	2,005,649	-0.86(-1.46%)
Oct 14, 2011	57.93	58.97	57.65	58.89	1,148,426	+1.30(+2.26%)
Oct 13, 2011	56.12	57.95	56.12	57.59	1,313,832	+1.44(+2.56%)
Oct 12, 2011	57.18	57.21	56.14	56.15	2,713,354	-0.85(-1.49%)
Oct 11, 2011	57.65	57.65	56.53	57.00	1,919,484	-0.81(-1.40%)
Oct 10, 2011	56.88	58.31	56.58	57.81	1,291,909	+1.80(+3.21%)
Oct 07, 2011	56.46	56.79	55.27	56.01	1,593,665	-0.44(-0.78%)
Oct 06, 2011	55.24	56.61	53.74	56.45	1,986,166	+2.39(+4.42%)
Oct 05, 2011	53.85	55.04	52.39	54.06	1,894,155	+0.99(+1.87%)
Oct 04, 2011	51.00	53.12	50.85	53.07	1,948,469	+1.37(+2.65%)
Oct 03, 2011	52.35	53.11	51.14	51.70	2,227,595	-1.06(-2.01%)
Sep 30, 2011	52.66	54.37	52.62	52.76	1,925,479	-0.65(-1.22%)
Sep 29, 2011	54.59	55.25	51.83	53.41	1,631,222	-0.18(-0.34%)
Sep 28, 2011	54.83	55.28	53.33	53.59	839,324	-0.97(-1.78%)
Sep 27, 2011	54.35	55.34	53.46	54.56	3,564,755	+1.15(+2.15%)
Sep 26, 2011	53.00	53.49	51.29	53.41	1,729,017	+0.54(+1.02%)
Sep 23, 2011	51.77	53.20	51.15	52.87	2,206,504	+0.68(+1.30%)
Sep 22, 2011	55.05	55.12	51.14	52.19	4,408,818	-4.17(-7.40%)
Sep 21, 2011	56.85	57.53	56.31	56.36	2,190,351	-0.35(-0.62%)
Sep 20, 2011	57.74	57.96	56.56	56.71	1,376,365	-0.88(-1.53%)
Sep 19, 2011	56.99	57.87	55.74	57.59	1,259,248	-0.07(-0.12%)
Sep 16, 2011	56.83	57.98	56.83	57.66	1,668,640	+0.93(+1.64%)
Sep 15, 2011	55.81	58.04	55.67	56.73	3,860,756	+1.28(+2.31%)
Sep 14, 2011	53.03	56.20	52.86	55.45	3,282,574	+2.69(+5.10%)
Sep 13, 2011	52.26	53.02	51.81	52.76	1,076,233	+0.76(+1.46%)
Sep 12, 2011	51.23	52.46	51.00	52.00	1,351,567	+0.17(+0.33%)
Sep 09, 2011	52.60	53.24	51.43	51.83	1,415,383	-1.28(-2.41%)
Sep 08, 2011	52.92	54.08	52.80	53.11	1,458,564	+0.15(+0.28%)
Sep 07, 2011	53.08	53.80	52.50	52.96	2,017,659	+0.28(+0.53%)
Sep 06, 2011	51.54	52.74	51.15	52.68	1,219,064	-0.38(-0.72%)
Sep 02, 2011	53.03	53.49	52.50	53.06	1,587,163	-0.71(-1.32%)
Sep 01, 2011	54.44	54.58	53.55	53.77	1,298,666	-0.67(-1.23%)
Aug 31, 2011	54.55	55.45	54.03	54.44	1,303,156	+0.37(+0.68%)
Aug 30, 2011	53.67	54.39	53.44	54.07	995,267	+0.17(+0.32%)
Aug 29, 2011	53.29	54.15	53.27	53.90	1,300,140	+1.00(+1.89%)
Aug 26, 2011	51.35	52.95	50.85	52.90	1,280,497	+1.32(+2.56%)
Aug 25, 2011	52.91	53.11	51.40	51.58	1,249,511	-1.21(-2.29%)
Aug 24, 2011	52.90	53.47	51.94	52.79	1,863,430	-0.26(-0.49%)
Aug 23, 2011	51.05	53.15	50.40	53.05	2,215,376	+2.23(+4.39%)
Aug 22, 2011	52.44	53.06	50.66	50.82	2,614,026	-0.23(-0.45%)
Aug 19, 2011	51.63	53.07	50.96	51.05	2,307,324	-1.17(-2.24%)
Aug 18, 2011	55.25	55.30	51.39	52.22	4,006,506	-4.45(-7.85%)
Aug 17, 2011	56.93	57.99	56.02	56.67	2,918,562	-0.20(-0.35%)
Aug 16, 2011	55.97	57.06	55.89	56.87	3,316,758	+0.14(+0.25%)
Aug 15, 2011	55.26	56.89	55.26	56.73	3,933,754	+1.66(+3.01%)
Aug 12, 2011	53.87	55.30	53.33	55.07	4,797,912	+1.78(+3.34%)
Aug 11, 2011	50.08	53.81	49.61	53.29	3,986,969	+3.73(+7.53%)
Aug 10, 2011	49.61	50.84	48.58	49.56	3,276,135	-1.20(-2.36%)
Aug 09, 2011	49.83	50.82	47.79	50.76	4,634,796	+1.98(+4.06%)
Aug 08, 2011	50.25	50.35	48.70	48.78	4,771,057	-3.67(-7.00%)
Aug 05, 2011	54.04	54.33	51.06	52.45	3,300,243	-1.54(-2.85%)
Aug 04, 2011	56.22	56.38	53.74	53.99	3,607,940	-2.79(-4.91%)
Aug 03, 2011	56.83	57.31	56.14	56.78	3,343,936	-0.15(-0.26%)
Aug 02, 2011	57.18	57.85	56.90	56.93	1,633,152	-0.70(-1.21%)
Aug 01, 2011	58.12	58.86	56.96	57.63	1,910,325	-0.02(-0.03%)
Jul 29, 2011	57.61	57.91	57.04	57.65	1,749,010	-0.31(-0.53%)
Jul 28, 2011	57.90	58.40	57.61	57.96	1,787,030	+0.10(+0.17%)
Jul 27, 2011	57.96	58.52	57.68	57.86	4,748,296	-0.85(-1.45%)
Jul 26, 2011	59.50	59.90	58.64	58.71	1,966,619	-0.95(-1.59%)
Jul 25, 2011	59.44	60.49	59.25	59.66	1,917,745	-0.16(-0.27%)
Jul 22, 2011	59.92	60.05	59.14	59.82	1,333,923	+0.64(+1.08%)
Jul 21, 2011	59.78	60.05	59.03	59.18	1,800,128	-0.39(-0.65%)
Jul 20, 2011	60.28	60.40	59.08	59.57	2,829,286	-0.56(-0.93%)
Jul 19, 2011	61.03	61.46	60.00	60.13	4,049,172	-1.04(-1.70%)
Jul 18, 2011	57.85	61.32	57.50	61.17	6,751,343	+4.59(+8.11%)
Jul 15, 2011	56.71	56.98	55.27	56.58	2,844,773	-0.01(-0.02%)
Jul 14, 2011	57.80	57.80	56.10	56.59	3,453,631	-0.87(-1.51%)
Jul 13, 2011	57.80	58.03	57.28	57.46	1,677,873	+0.11(+0.19%)
Jul 12, 2011	57.38	57.94	57.26	57.35	1,374,747	+0.02(+0.03%)
Jul 11, 2011	58.40	58.40	57.06	57.33	2,359,008	-1.11(-1.90%)
Jul 08, 2011	57.82	58.57	57.69	58.44	1,533,391	+0.36(+0.62%)
Jul 07, 2011	58.22	58.40	57.86	58.08	1,636,196	+0.22(+0.38%)
Jul 06, 2011	57.51	58.06	57.51	57.86	1,543,521	+0.21(+0.36%)
Jul 05, 2011	56.98	57.91	56.67	57.65	2,317,209	+0.90(+1.59%)
Jul 01, 2011	56.64	56.89	56.25	56.75	1,535,789	-0.10(-0.18%)
Jun 30, 2011	56.31	56.92	56.21	56.85	1,612,512	+0.76(+1.35%)
Jun 29, 2011	55.51	56.26	55.03	56.09	1,338,047	+0.47(+0.85%)
Jun 28, 2011	55.28	55.99	54.98	55.62	971,463	+0.64(+1.16%)
Jun 27, 2011	54.36	55.16	54.18	54.98	1,550,928	+0.53(+0.97%)
Jun 24, 2011	54.67	55.10	53.85	54.45	1,817,664	-0.07(-0.13%)
Jun 23, 2011	52.93	54.57	52.85	54.52	1,496,504	+0.97(+1.81%)
Jun 22, 2011	53.74	54.16	53.11	53.55	2,323,528	-0.12(-0.22%)
Jun 21, 2011	53.12	54.80	52.87	53.67	2,504,156	+0.87(+1.65%)
Jun 20, 2011	52.90	53.03	51.77	52.80	1,217,013	+0.77(+1.48%)
Jun 17, 2011	52.95	52.95	52.03	52.03	1,378,128	-0.37(-0.71%)
Jun 16, 2011	52.19	52.63	51.68	52.40	2,335,896	+0.06(+0.11%)
Jun 15, 2011	53.57	53.66	52.22	52.34	1,521,178	-1.42(-2.64%)
Jun 14, 2011	53.35	54.00	53.12	53.76	1,331,961	+0.50(+0.94%)
Jun 13, 2011	53.60	53.88	52.79	53.26	1,119,736	-0.35(-0.65%)
Jun 10, 2011	54.20	54.56	53.53	53.61	1,353,926	-0.57(-1.05%)
Jun 09, 2011	54.11	54.49	53.91	54.18	1,114,138	-0.24(-0.44%)
Jun 08, 2011	54.37	54.74	54.01	54.42	1,000,582	-0.08(-0.15%)
Jun 07, 2011	54.66	55.13	54.19	54.50	1,454,398	+0.06(+0.11%)
Jun 06, 2011	55.04	55.35	54.34	54.44	1,456,208	-0.88(-1.59%)
Jun 03, 2011	55.41	55.98	54.99	55.32	2,012,111	+2.27(+4.28%)
May 24, 2011	54.57	54.97	52.95	53.05	1,982,840	-1.52(-2.79%)
May 23, 2011	54.84	54.91	54.25	54.57	1,061,034	-0.78(-1.41%)
May 20, 2011	54.86	55.77	54.77	55.35	1,396,518	+0.52(+0.95%)
May 19, 2011	54.60	55.00	54.46	54.83	1,450,046	+0.32(+0.59%)
May 18, 2011	53.99	54.68	53.80	54.51	1,867,637	+0.58(+1.08%)
May 17, 2011	54.30	54.47	53.74	53.93	1,887,763	-0.41(-0.75%)
May 16, 2011	54.91	55.00	54.29	54.34	1,214,651	-0.83(-1.50%)
May 13, 2011	55.80	55.80	55.07	55.17	1,010,354	-0.61(-1.09%)
May 12, 2011	55.15	55.91	54.91	55.78	1,048,652	+0.50(+0.90%)
May 11, 2011	55.37	55.64	54.51	55.28	992,971	-0.24(-0.43%)
May 10, 2011	55.30	55.76	55.17	55.52	947,846	+0.55(+1.00%)
May 09, 2011	54.89	55.31	54.59	54.97	1,053,105	+0.08(+0.15%)
May 06, 2011	54.21	55.59	54.19	54.89	2,130,223	+1.19(+2.22%)
May 05, 2011	53.82	54.48	53.48	53.70	1,910,489	-0.37(-0.68%)
May 04, 2011	54.92	55.23	53.74	54.07	1,225,571	-1.01(-1.83%)
May 03, 2011	54.82	55.16	54.24	55.08	1,433,469	+0.33(+0.60%)
May 02, 2011	54.81	55.55	54.67	54.75	1,441,697	-0.18(-0.33%)
Apr 29, 2011	55.15	55.65	54.89	54.93	2,490,495	-0.03(-0.05%)
Apr 28, 2011	54.25	55.23	54.05	54.96	2,351,566	+0.70(+1.29%)
Apr 27, 2011	53.94	54.30	53.68	54.26	1,269,600	+0.66(+1.23%)
Apr 26, 2011	53.59	53.98	53.17	53.60	1,116,765	+0.26(+0.49%)
Apr 25, 2011	53.48	53.56	53.02	53.34	653,345	+0.01(+0.02%)
Apr 21, 2011	53.51	53.64	53.17	53.33	998,447	-0.05(-0.09%)
Apr 20, 2011	53.26	53.80	53.13	53.38	1,285,870	+0.84(+1.60%)
Apr 19, 2011	53.13	53.38	52.41	52.54	1,488,129	-0.49(-0.92%)
Apr 18, 2011	53.37	53.64	52.74	53.03	2,264,861	-1.08(-2.00%)
Apr 15, 2011	53.50	54.23	52.55	54.11	3,270,802	+0.55(+1.03%)
Apr 14, 2011	51.70	53.94	51.00	53.56	4,269,421	+1.58(+3.04%)
Apr 13, 2011	51.55	53.89	51.41	51.98	3,634,338	+0.60(+1.17%)
Apr 12, 2011	51.42	51.66	50.93	51.38	1,199,981	-0.24(-0.46%)
Apr 11, 2011	51.58	52.36	51.02	51.62	1,265,596	+0.27(+0.53%)
Apr 08, 2011	51.69	52.15	51.16	51.35	1,022,474	-0.27(-0.52%)
Apr 07, 2011	51.66	52.44	51.28	51.62	894,650	-0.16(-0.31%)
Apr 06, 2011	52.00	52.16	51.36	51.78	591,774	+0.12(+0.23%)
Apr 05, 2011	51.92	51.94	51.38	51.66	781,326	-0.32(-0.61%)
Apr 04, 2011	51.62	52.03	51.52	51.98	886,475	+0.38(+0.75%)
Apr 01, 2011	51.39	52.11	51.12	51.59	1,561,496	+0.54(+1.06%)
Mar 31, 2011	50.93	51.48	50.72	51.05	2,162,818	+0.17(+0.33%)
Mar 30, 2011	50.88	51.18	50.38	50.88	1,076,898	+0.66(+1.31%)
Mar 29, 2011	49.13	50.69	48.91	50.22	1,199,915	+0.88(+1.78%)
Mar 28, 2011	49.38	49.94	49.23	49.34	734,103	-0.02(-0.04%)
Mar 25, 2011	49.24	50.05	49.05	49.36	1,260,675	+0.26(+0.53%)
Mar 24, 2011	49.14	49.43	48.68	49.10	2,236,780	+0.39(+0.80%)
Mar 23, 2011	48.99	49.05	48.10	48.71	1,953,089	-0.31(-0.63%)
Mar 22, 2011	48.91	49.15	48.75	49.02	727,945	+0.10(+0.20%)
Mar 21, 2011	49.06	49.36	48.42	48.92	1,213,792	+0.95(+1.98%)
Mar 18, 2011	47.87	48.23	47.66	47.97	1,809,635	+0.64(+1.35%)
Mar 17, 2011	48.00	48.27	47.11	47.33	1,372,214	-0.02(-0.04%)
Mar 16, 2011	48.65	48.91	47.31	47.35	1,857,757	-1.58(-3.23%)
Mar 15, 2011	47.69	49.14	47.38	48.93	2,647,692	-0.01(-0.02%)
Mar 14, 2011	48.37	49.03	47.91	48.94	1,338,415	+0.13(+0.27%)
Mar 11, 2011	47.88	48.93	47.51	48.81	1,717,488	+0.67(+1.39%)
Mar 10, 2011	48.52	48.56	47.31	48.14	1,564,438	-0.91(-1.86%)
Mar 09, 2011	49.00	49.31	48.50	49.05	916,162	-0.07(-0.14%)
Mar 08, 2011	48.52	49.60	48.23	49.12	1,319,308	+0.79(+1.63%)
Mar 07, 2011	50.13	50.63	48.15	48.33	2,050,533	-1.17(-2.36%)
Mar 04, 2011	50.24	50.30	49.30	49.50	992,182	-0.94(-1.86%)
Mar 03, 2011	49.25	50.60	49.25	50.44	1,147,392	+1.55(+3.17%)
Mar 02, 2011	48.58	49.09	48.14	48.89	1,429,915	+0.27(+0.56%)

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