Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	56.40	56.40	56.18	56.23	3,065,075	+0.01(+0.03%)
Jan 30, 2012	56.05	56.29	55.98	56.22	3,094,476	+0.00(+0.00%)
Jan 27, 2012	56.39	56.45	56.22	56.22	2,417,445	-0.17(-0.30%)
Jan 26, 2012	56.49	56.60	56.32	56.39	7,254,190	+0.13(+0.23%)
Jan 25, 2012	55.83	56.36	55.72	56.26	3,906,661	+0.48(+0.87%)
Jan 24, 2012	55.72	55.92	55.61	55.78	3,301,362	+0.04(+0.08%)
Jan 23, 2012	55.59	55.89	55.58	55.73	3,973,465	+0.23(+0.41%)
Jan 20, 2012	55.46	55.61	55.42	55.51	3,307,703	+0.09(+0.15%)
Jan 19, 2012	55.38	55.63	55.26	55.42	5,773,005	+0.16(+0.28%)
Jan 18, 2012	55.01	55.35	54.92	55.26	4,214,528	+0.31(+0.57%)
Jan 17, 2012	55.12	55.18	54.92	54.95	3,952,444	-0.04(-0.08%)
Jan 13, 2012	54.92	55.04	54.54	54.99	2,753,989	+0.00(+0.00%)
Jan 12, 2012	55.14	55.14	54.87	54.99	3,011,728	+0.00(+0.00%)
Jan 11, 2012	55.02	55.15	54.99	54.99	3,146,589	-0.09(-0.16%)
Jan 10, 2012	55.12	55.18	55.04	55.08	4,900,653	+0.27(+0.49%)
Jan 09, 2012	54.88	54.99	54.81	54.81	2,920,894	+0.00(+0.00%)
Jan 06, 2012	54.97	55.01	54.71	54.81	2,630,241	-0.04(-0.08%)
Jan 05, 2012	55.01	55.01	54.74	54.85	4,090,593	-0.20(-0.36%)
Jan 04, 2012	55.04	55.09	54.69	55.05	3,953,881	+0.27(+0.49%)
Dec 30, 2011	54.79	54.97	54.77	54.78	1,447,368	-0.07(-0.13%)
Dec 29, 2011	54.71	54.95	54.61	54.85	2,394,565	+0.28(+0.52%)
Dec 28, 2011	54.71	54.79	54.44	54.57	1,748,244	-0.22(-0.41%)
Dec 27, 2011	54.65	54.80	54.45	54.79	2,186,683	+0.13(+0.23%)
Dec 23, 2011	54.42	54.71	54.30	54.66	2,130,517	+0.28(+0.52%)
Dec 21, 2011	54.02	54.40	53.89	54.38	4,019,627	+0.20(+0.36%)
Dec 20, 2011	53.93	54.19	53.86	54.19	4,461,780	+0.66(+1.24%)
Dec 19, 2011	53.58	53.82	53.47	53.52	2,817,906	-0.07(-0.13%)
Dec 16, 2011	53.50	53.61	53.37	53.59	1,861,343	+0.20(+0.37%)
Dec 15, 2011	53.54	53.54	53.33	53.40	1,998,778	+0.21(+0.40%)
Dec 14, 2011	53.28	53.36	53.06	53.19	3,068,737	-0.11(-0.21%)
Dec 13, 2011	53.61	53.74	53.20	53.30	2,143,862	-0.25(-0.47%)
Dec 12, 2011	53.50	53.55	53.30	53.55	1,857,467	-0.15(-0.29%)
Dec 09, 2011	53.54	53.72	53.47	53.71	1,846,031	+0.42(+0.79%)
Dec 08, 2011	53.34	53.55	53.24	53.28	2,439,244	-0.23(-0.42%)
Dec 07, 2011	53.71	53.74	53.41	53.51	2,097,767	-0.38(-0.71%)
Dec 06, 2011	53.54	53.97	53.41	53.89	3,635,540	+0.27(+0.50%)
Dec 05, 2011	53.58	53.83	53.40	53.62	4,389,586	+0.28(+0.53%)
Dec 02, 2011	53.19	53.40	53.02	53.34	4,100,801	+0.32(+0.61%)
Dec 01, 2011	52.85	53.14	52.79	53.02	4,077,160	+0.06(+0.12%)
Nov 30, 2011	52.81	52.95	52.59	52.95	3,746,891	+0.85(+1.64%)
Nov 29, 2011	52.06	52.20	51.96	52.10	2,307,721	+0.17(+0.32%)
Nov 28, 2011	52.04	52.10	51.60	51.93	2,384,153	+1.01(+1.98%)
Nov 25, 2011	50.88	51.46	50.60	50.93	1,699,702	+0.00(+0.00%)
Nov 23, 2011	51.54	51.69	50.73	50.93	4,207,074	-0.80(-1.54%)
Nov 22, 2011	52.14	52.24	51.64	51.72	5,419,061	-0.36(-0.70%)
Nov 21, 2011	52.30	52.53	51.93	52.09	3,785,263	-0.56(-1.06%)
Nov 18, 2011	52.76	52.81	52.60	52.65	2,496,258	+0.04(+0.08%)
Nov 17, 2011	52.97	53.02	52.35	52.60	4,085,409	-0.22(-0.42%)
Nov 16, 2011	53.11	53.19	52.74	52.83	2,933,959	-0.41(-0.76%)
Nov 15, 2011	53.26	53.34	53.08	53.23	2,203,541	-0.14(-0.26%)
Nov 14, 2011	53.58	53.72	53.20	53.37	1,937,831	-0.39(-0.73%)
Nov 11, 2011	53.39	53.79	53.33	53.76	1,345,379	+0.67(+1.26%)
Nov 10, 2011	53.47	53.55	53.01	53.09	6,096,251	-0.08(-0.16%)
Nov 09, 2011	53.50	53.61	52.98	53.18	2,874,066	-0.88(-1.63%)
Nov 08, 2011	54.06	54.14	53.81	54.06	1,749,254	+0.14(+0.26%)
Nov 07, 2011	54.24	54.24	53.78	53.92	3,793,636	-0.32(-0.59%)
Nov 04, 2011	53.95	54.27	53.70	54.24	6,957,206	-0.03(-0.05%)
Nov 03, 2011	54.24	54.27	53.72	54.27	1,873,451	+0.53(+0.99%)
Nov 02, 2011	53.58	53.82	53.41	53.74	2,358,518	+0.53(+1.00%)
Nov 01, 2011	53.32	53.83	53.11	53.20	4,891,442	-0.94(-1.73%)
Oct 31, 2011	54.25	54.31	53.91	54.14	3,113,421	-0.32(-0.59%)
Oct 28, 2011	54.49	54.60	54.38	54.46	3,584,785	-0.24(-0.43%)
Oct 27, 2011	54.81	55.16	54.41	54.70	8,226,988	+0.93(+1.73%)
Oct 26, 2011	54.21	54.24	53.61	53.77	3,566,043	-0.03(-0.05%)
Oct 25, 2011	54.46	54.60	53.75	53.79	5,792,309	-1.10(-2.00%)
Oct 24, 2011	53.47	55.00	53.31	54.89	9,039,763	+1.54(+2.89%)
Oct 21, 2011	52.93	53.36	52.92	53.35	2,597,749	+0.67(+1.27%)
Oct 20, 2011	52.43	52.70	52.28	52.68	2,975,129	+0.42(+0.80%)
Oct 19, 2011	52.53	52.79	52.20	52.26	2,883,892	-0.17(-0.32%)
Oct 18, 2011	52.04	52.59	51.79	52.43	2,242,409	+0.42(+0.80%)
Oct 17, 2011	51.96	52.20	51.90	52.02	2,757,496	-0.21(-0.40%)
Oct 14, 2011	52.22	52.31	52.02	52.22	2,341,647	+0.22(+0.43%)
Oct 13, 2011	51.67	52.06	51.40	52.00	5,895,339	-0.07(-0.13%)
Oct 12, 2011	51.29	52.15	51.14	52.07	5,911,398	+1.24(+2.43%)
Oct 11, 2011	51.39	51.39	50.78	50.83	4,757,860	-0.63(-1.21%)
Oct 10, 2011	50.63	51.49	50.54	51.46	2,650,856	+1.22(+2.43%)
Oct 07, 2011	50.61	50.61	49.71	50.24	6,648,268	+0.08(+0.17%)
Oct 06, 2011	49.79	50.15	49.74	50.15	3,853,148	+0.82(+1.66%)
Oct 05, 2011	49.00	49.42	48.82	49.33	4,328,599	+0.24(+0.48%)
Oct 04, 2011	48.67	49.10	47.36	49.10	8,460,300	-0.43(-0.87%)
Oct 03, 2011	49.78	49.95	49.49	49.53	8,409,409	-0.43(-0.85%)
Sep 30, 2011	50.67	50.67	49.95	49.95	3,983,512	-0.99(-1.95%)
Sep 29, 2011	51.24	51.28	50.82	50.95	2,648,683	+0.04(+0.08%)
Sep 28, 2011	51.67	51.67	50.85	50.91	3,107,678	-0.75(-1.44%)
Sep 27, 2011	51.98	51.98	51.53	51.65	2,920,264	-0.08(-0.16%)
Sep 26, 2011	51.80	51.82	51.29	51.74	2,838,751	+0.29(+0.56%)
Sep 23, 2011	51.39	51.72	51.28	51.45	3,134,369	-0.01(-0.03%)
Sep 22, 2011	51.47	51.76	51.27	51.46	5,350,649	-0.68(-1.30%)
Sep 21, 2011	52.59	52.77	52.11	52.14	5,740,675	-0.46(-0.87%)
Sep 20, 2011	52.74	52.78	52.49	52.59	3,784,668	+0.00(+0.00%)
Sep 19, 2011	52.58	52.74	52.37	52.59	2,336,011	-0.08(-0.16%)
Sep 16, 2011	52.67	52.80	52.50	52.67	2,872,128	-0.08(-0.16%)
Sep 15, 2011	52.66	52.83	52.48	52.76	3,154,574	+0.21(+0.39%)
Sep 14, 2011	52.45	52.76	52.23	52.55	3,132,258	+0.17(+0.32%)
Sep 13, 2011	51.91	52.44	51.80	52.38	6,887,942	+0.44(+0.85%)
Sep 12, 2011	51.86	52.03	51.72	51.94	3,033,241	-0.15(-0.29%)
Sep 09, 2011	52.62	52.69	52.03	52.09	2,609,338	-0.61(-1.15%)
Sep 08, 2011	52.58	52.77	52.52	52.70	2,614,366	-0.03(-0.05%)
Sep 07, 2011	52.63	52.74	52.36	52.73	1,896,622	+0.47(+0.90%)
Sep 06, 2011	52.32	52.49	52.09	52.26	2,560,868	-0.63(-1.20%)
Sep 02, 2011	52.66	53.10	52.60	52.89	2,636,021	-0.21(-0.39%)
Sep 01, 2011	53.21	53.24	52.95	53.10	2,878,995	-0.09(-0.17%)
Aug 31, 2011	53.04	53.33	52.93	53.19	4,422,118	+0.69(+1.31%)
Aug 30, 2011	52.47	52.65	52.25	52.51	2,755,244	-0.07(-0.13%)
Aug 29, 2011	52.17	52.60	52.10	52.58	3,583,806	+0.66(+1.27%)
Aug 26, 2011	51.44	52.06	51.00	51.92	3,122,628	+0.47(+0.92%)
Aug 25, 2011	52.11	52.30	51.44	51.45	1,955,532	-0.47(-0.91%)
Aug 24, 2011	51.85	52.00	51.52	51.92	2,644,486	-0.21(-0.39%)
Aug 23, 2011	51.55	52.15	51.29	52.12	2,044,779	+0.45(+0.88%)
Aug 22, 2011	52.32	52.34	51.67	51.67	2,062,757	-0.25(-0.48%)
Aug 19, 2011	51.77	52.34	51.69	51.92	2,873,089	-0.26(-0.50%)
Aug 18, 2011	52.11	52.28	51.56	52.18	2,790,700	-0.53(-1.01%)
Aug 17, 2011	52.39	52.80	52.37	52.71	1,934,341	+0.56(+1.08%)
Aug 16, 2011	52.47	52.48	52.11	52.15	2,438,204	-0.33(-0.63%)
Aug 15, 2011	52.08	52.60	51.96	52.48	3,045,842	+0.80(+1.54%)
Aug 12, 2011	52.06	52.12	51.38	51.69	4,015,860	-0.15(-0.29%)
Aug 11, 2011	50.67	52.02	50.56	51.84	4,163,099	+0.88(+1.72%)
Aug 10, 2011	51.40	51.58	50.79	50.96	5,772,153	-0.73(-1.41%)
Aug 09, 2011	52.65	51.73	50.30	51.69	9,405,200	+1.34(+2.67%)
Aug 08, 2011	50.75	51.41	49.85	50.34	11,075,808	-2.24(-4.25%)
Aug 05, 2011	53.07	53.37	51.18	52.58	9,666,415	-0.07(-0.13%)
Aug 04, 2011	54.07	54.09	52.54	52.65	5,141,587	-1.65(-3.03%)
Aug 03, 2011	54.51	54.55	53.99	54.29	4,401,324	-0.12(-0.23%)
Aug 02, 2011	54.96	54.99	54.42	54.42	2,298,948	-0.69(-1.26%)
Aug 01, 2011	54.85	55.20	54.83	55.11	1,989,064	+0.25(+0.46%)
Jul 29, 2011	54.46	54.88	54.45	54.86	1,352,573	+0.00(+0.00%)
Jul 28, 2011	54.80	54.92	54.75	54.86	2,079,395	+0.19(+0.35%)
Jul 27, 2011	54.92	55.06	54.64	54.66	1,911,879	-0.40(-0.72%)
Jul 26, 2011	54.95	55.11	54.90	55.06	1,865,312	+0.16(+0.30%)
Jul 25, 2011	54.98	55.13	54.88	54.90	1,611,057	-0.22(-0.40%)
Jul 22, 2011	55.14	55.14	54.98	55.11	1,030,503	-0.01(-0.02%)
Jul 21, 2011	54.91	55.13	54.87	55.13	2,138,183	+0.30(+0.55%)
Jul 20, 2011	54.86	54.92	54.72	54.83	1,649,907	+0.05(+0.10%)
Jul 19, 2011	54.69	54.79	54.53	54.77	1,943,775	+0.31(+0.58%)
Jul 18, 2011	54.64	54.69	54.41	54.46	1,139,987	-0.20(-0.37%)
Jul 15, 2011	54.76	54.76	54.62	54.66	1,103,106	-0.05(-0.10%)
Jul 14, 2011	54.80	54.80	54.58	54.72	2,685,599	+0.07(+0.12%)
Jul 13, 2011	54.56	54.75	54.36	54.65	2,180,758	+0.33(+0.60%)
Jul 12, 2011	54.41	54.57	54.28	54.32	1,940,968	-0.14(-0.25%)
Jul 11, 2011	54.73	54.77	54.43	54.46	3,159,085	-0.53(-0.97%)
Jul 08, 2011	54.73	55.06	54.65	54.99	3,780,546	-0.05(-0.10%)
Jul 07, 2011	54.86	55.05	54.79	55.05	2,896,122	+0.31(+0.57%)
Jul 06, 2011	54.72	54.76	54.53	54.73	2,031,522	-0.11(-0.20%)
Jul 05, 2011	54.79	54.87	54.60	54.84	3,102,177	-0.05(-0.10%)
Jul 01, 2011	54.60	54.95	54.43	54.90	3,203,091	+0.43(+0.79%)
Jun 30, 2011	54.09	54.54	54.06	54.47	3,944,961	+0.39(+0.73%)
Jun 29, 2011	53.87	54.10	53.79	54.08	2,839,786	+0.34(+0.63%)
Jun 28, 2011	53.59	53.74	53.54	53.74	1,623,803	+0.28(+0.53%)
Jun 27, 2011	53.44	53.53	53.40	53.45	1,329,918	+0.03(+0.05%)
Jun 24, 2011	53.70	53.70	53.33	53.43	1,954,645	-0.19(-0.35%)
Jun 23, 2011	53.26	53.74	53.01	53.61	3,899,774	+0.23(+0.43%)
Jun 22, 2011	53.79	53.79	53.33	53.38	2,349,416	-0.45(-0.83%)
Jun 21, 2011	53.49	53.83	53.49	53.83	3,520,175	+0.35(+0.66%)
Jun 20, 2011	53.49	53.51	53.36	53.48	2,023,798	+0.15(+0.28%)
Jun 17, 2011	53.15	53.44	52.87	53.33	5,256,902	+0.81(+1.55%)
Jun 16, 2011	53.52	53.74	52.26	52.52	12,274,898	-1.00(-1.87%)
Jun 15, 2011	53.67	53.79	53.49	53.52	1,897,922	-0.28(-0.53%)
Jun 14, 2011	53.64	53.90	53.64	53.80	1,383,162	+0.43(+0.81%)
Jun 13, 2011	53.70	53.82	53.36	53.37	3,640,318	-0.15(-0.28%)
Jun 10, 2011	53.98	54.06	53.37	53.52	4,298,842	-0.54(-1.00%)
Jun 09, 2011	54.06	54.24	53.98	54.06	3,010,873	+0.05(+0.10%)
Jun 08, 2011	54.16	54.24	54.01	54.01	2,255,686	-0.19(-0.35%)
Jun 07, 2011	54.29	54.33	54.17	54.20	2,146,455	+0.08(+0.15%)
Jun 06, 2011	54.29	54.31	54.09	54.12	2,359,971	-0.12(-0.22%)
Jun 03, 2011	54.45	54.45	54.22	54.24	3,355,416	-0.30(-0.54%)
May 24, 2011	54.82	54.84	54.53	54.53	2,261,080	-0.19(-0.34%)
May 23, 2011	54.75	54.86	54.70	54.72	2,086,728	-0.20(-0.37%)
May 20, 2011	54.91	54.96	54.84	54.92	813,170	+0.01(+0.02%)
May 19, 2011	54.96	54.99	54.87	54.91	831,887	-0.05(-0.10%)
May 18, 2011	54.90	54.96	54.82	54.96	1,353,922	+0.09(+0.17%)
May 17, 2011	54.74	54.88	54.67	54.87	1,427,223	+0.11(+0.20%)
May 16, 2011	54.79	54.84	54.68	54.76	1,263,572	+0.08(+0.15%)
May 13, 2011	54.88	54.90	54.67	54.68	1,686,986	-0.15(-0.27%)
May 12, 2011	54.80	54.86	54.63	54.83	1,260,569	+0.04(+0.07%)
May 11, 2011	54.95	54.95	54.74	54.79	1,295,544	-0.09(-0.17%)
May 10, 2011	54.84	54.92	54.78	54.88	1,139,125	+0.09(+0.17%)
May 09, 2011	54.79	54.83	54.71	54.79	1,332,546	-0.01(-0.02%)
May 06, 2011	54.61	54.80	54.61	54.80	2,307,654	+0.31(+0.57%)
May 05, 2011	54.66	54.68	54.43	54.49	2,348,777	-0.19(-0.34%)
May 04, 2011	54.74	54.74	54.60	54.68	1,467,526	-0.04(-0.07%)
May 03, 2011	54.72	54.77	54.59	54.72	1,436,796	+0.03(+0.05%)
May 02, 2011	54.75	54.78	54.70	54.70	1,276,182	-0.01(-0.01%)
Apr 29, 2011	54.69	54.74	54.65	54.70	1,046,450	+0.12(+0.22%)
Apr 28, 2011	54.47	54.63	54.47	54.58	2,090,650	+0.11(+0.20%)
Apr 27, 2011	54.54	54.55	54.46	54.47	1,346,369	-0.03(-0.05%)
Apr 26, 2011	54.46	54.51	54.42	54.50	1,159,066	+0.11(+0.20%)
Apr 25, 2011	54.42	54.49	54.38	54.39	1,451,475	-0.05(-0.10%)
Apr 21, 2011	54.35	54.45	54.26	54.45	1,466,717	+0.19(+0.35%)
Apr 20, 2011	54.22	54.34	54.15	54.26	1,640,713	+0.15(+0.27%)
Apr 19, 2011	54.05	54.14	54.02	54.11	1,994,614	+0.23(+0.42%)
Apr 18, 2011	54.07	54.07	53.89	53.89	3,536,984	-0.27(-0.49%)
Apr 15, 2011	54.15	54.19	54.09	54.15	1,150,705	+0.11(+0.20%)
Apr 14, 2011	54.21	54.21	54.03	54.05	1,683,471	-0.20(-0.37%)
Apr 13, 2011	54.13	54.25	54.07	54.25	2,051,392	+0.29(+0.55%)
Apr 12, 2011	54.03	54.11	53.95	53.95	2,602,159	-0.16(-0.30%)
Apr 11, 2011	54.29	54.29	54.11	54.11	1,594,996	-0.07(-0.12%)
Apr 08, 2011	54.29	54.29	54.17	54.18	1,556,442	-0.07(-0.12%)
Apr 07, 2011	54.17	54.26	54.17	54.25	1,851,724	+0.08(+0.15%)
Apr 06, 2011	54.17	54.18	54.10	54.17	1,097,164	+0.13(+0.25%)
Apr 05, 2011	54.11	54.21	54.03	54.03	2,634,921	-0.15(-0.27%)
Apr 04, 2011	53.79	54.18	53.79	54.18	5,593,261	+0.40(+0.75%)
Apr 01, 2011	53.91	53.98	53.75	53.78	5,873,081	-0.06(-0.12%)
Mar 31, 2011	53.88	53.91	53.79	53.84	1,567,355	-0.01(-0.02%)
Mar 30, 2011	53.79	53.89	53.73	53.85	2,095,540	+0.13(+0.25%)
Mar 29, 2011	53.67	53.79	53.63	53.72	2,268,437	+0.03(+0.05%)
Mar 28, 2011	53.77	53.77	53.64	53.70	1,803,575	+0.00(+0.00%)
Mar 25, 2011	53.79	53.79	53.68	53.70	1,403,378	-0.03(-0.05%)
Mar 24, 2011	53.77	53.80	53.63	53.72	2,032,416	+0.04(+0.07%)
Mar 23, 2011	53.70	53.73	53.60	53.68	1,517,486	-0.09(-0.17%)
Mar 22, 2011	53.71	53.77	53.60	53.77	5,095,100	+0.01(+0.02%)
Mar 21, 2011	53.73	53.79	53.67	53.76	1,910,484	+0.29(+0.55%)
Mar 18, 2011	53.46	53.60	53.40	53.47	2,099,305	+0.28(+0.52%)
Mar 17, 2011	52.99	53.27	52.91	53.19	2,092,346	+0.57(+1.09%)
Mar 16, 2011	53.08	53.18	52.61	52.62	5,678,784	-0.37(-0.70%)
Mar 15, 2011	53.12	53.35	52.99	52.99	4,141,176	-0.36(-0.67%)
Mar 14, 2011	53.42	53.56	53.32	53.35	4,048,000	-0.19(-0.35%)
Mar 11, 2011	53.50	53.56	53.40	53.54	1,970,906	+0.07(+0.13%)
Mar 10, 2011	53.70	53.72	53.46	53.47	2,422,487	-0.22(-0.40%)
Mar 09, 2011	53.89	53.89	53.68	53.68	2,545,175	-0.18(-0.34%)
Mar 08, 2011	53.91	53.95	53.80	53.86	1,184,610	-0.06(-0.10%)
Mar 07, 2011	53.84	53.92	53.79	53.92	1,603,822	+0.11(+0.20%)
Mar 04, 2011	53.99	54.00	53.80	53.81	2,000,869	-0.19(-0.34%)
Mar 03, 2011	53.85	54.00	53.81	54.00	2,034,604	+0.27(+0.49%)
Mar 02, 2011	53.75	53.83	53.63	53.73	1,236,371	+0.13(+0.25%)
Mar 01, 2011	53.87	53.89	53.59	53.60	2,294,255	-0.26(-0.48%)
Feb 28, 2011	53.70	53.86	53.63	53.86	2,161,357	+0.21(+0.39%)
Feb 25, 2011	53.56	53.68	53.49	53.65	3,576,122	+0.23(+0.43%)
Feb 24, 2011	53.48	53.54	53.39	53.42	1,865,429	-0.00(-0.00%)
Feb 23, 2011	53.46	53.57	53.27	53.42	2,259,815	+0.05(+0.10%)
Feb 22, 2011	53.66	53.70	53.36	53.37	2,452,919	-0.41(-0.76%)
Feb 18, 2011	53.70	53.78	53.68	53.78	966,369	+0.18(+0.34%)
Feb 17, 2011	53.58	53.68	53.58	53.60	1,508,580	+0.01(+0.01%)
Feb 16, 2011	53.58	53.66	53.54	53.59	1,504,519	+0.09(+0.16%)
Feb 15, 2011	53.46	53.58	53.46	53.50	1,122,759	-0.05(-0.10%)
Feb 14, 2011	53.50	53.58	53.48	53.56	1,126,617	+0.09(+0.17%)
Feb 11, 2011	53.36	53.46	53.28	53.46	1,787,112	+0.12(+0.22%)
Feb 10, 2011	53.27	53.46	53.25	53.35	1,570,345	+0.07(+0.12%)
Feb 09, 2011	53.61	53.62	53.27	53.28	3,257,346	-0.33(-0.62%)
Feb 08, 2011	53.66	53.72	53.53	53.61	4,793,532	-0.11(-0.20%)
Feb 07, 2011	53.57	53.72	53.49	53.72	3,811,823	+0.17(+0.32%)
Feb 04, 2011	53.36	53.56	53.31	53.54	2,870,075	+0.20(+0.37%)
Feb 03, 2011	53.24	53.35	53.17	53.35	2,573,325	+0.09(+0.17%)
Feb 02, 2011	53.32	53.35	53.25	53.25	1,583,949	-0.01(-0.02%)

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