Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2012	52.42	53.42	52.33	53.22	8,755,623	+0.76(+1.44%)
Nov 29, 2012	52.73	53.02	52.30	52.46	6,009,785	+0.11(+0.21%)
Nov 28, 2012	51.42	52.40	51.00	52.35	8,359,591	+0.64(+1.23%)
Nov 27, 2012	51.89	52.09	51.48	51.72	8,643,224	-0.41(-0.80%)
Nov 26, 2012	51.97	52.23	51.76	52.13	4,715,271	-0.56(-1.05%)
Nov 23, 2012	52.37	52.71	52.03	52.69	2,338,298	+0.72(+1.38%)
Nov 21, 2012	52.06	52.18	51.61	51.97	4,082,004	+0.14(+0.27%)
Nov 20, 2012	52.13	52.29	51.55	51.83	7,330,216	-0.50(-0.95%)
Nov 19, 2012	51.03	52.33	50.95	52.32	9,109,364	+1.83(+3.62%)
Nov 16, 2012	51.32	51.32	49.48	50.49	13,580,705	-0.70(-1.36%)
Nov 15, 2012	50.18	51.40	50.10	51.19	10,017,555	+0.98(+1.96%)
Nov 14, 2012	51.32	51.42	50.05	50.21	11,051,991	-0.92(-1.80%)
Nov 13, 2012	50.12	51.81	49.96	51.12	10,611,317	+0.44(+0.86%)
Nov 12, 2012	50.68	51.41	50.41	50.69	3,756,250	+0.08(+0.16%)
Nov 09, 2012	49.96	51.41	49.83	50.61	8,660,647	+0.44(+0.89%)
Nov 08, 2012	51.77	52.03	50.11	50.16	13,781,796	-1.75(-3.37%)
Nov 07, 2012	51.80	52.23	51.31	51.91	10,169,777	-0.75(-1.43%)
Nov 06, 2012	52.03	52.82	51.83	52.66	8,703,960	+0.89(+1.72%)
Nov 05, 2012	50.81	51.94	50.80	51.77	7,586,584	+0.87(+1.72%)
Nov 02, 2012	52.26	52.44	50.77	50.90	8,430,666	-1.02(-1.97%)
Nov 01, 2012	51.64	52.00	50.78	51.92	8,826,010	+0.46(+0.89%)
Oct 31, 2012	52.03	52.44	51.12	51.46	9,426,652	-0.42(-0.81%)
Oct 26, 2012	52.36	51.89	51.89	51.89	6,592,034	-0.47(-0.90%)
Oct 25, 2012	52.55	52.80	51.82	52.36	8,211,302	+0.48(+0.93%)
Oct 24, 2012	53.05	53.14	51.63	51.88	8,678,384	-0.87(-1.64%)
Oct 23, 2012	53.23	53.26	52.54	52.74	8,703,785	-2.03(-3.70%)
Oct 19, 2012	55.86	56.03	54.59	54.77	11,248,484	-0.59(-1.07%)
Oct 18, 2012	55.18	55.58	54.81	55.36	8,844,993	+0.19(+0.34%)
Oct 17, 2012	54.42	55.33	54.07	55.18	7,834,208	+0.76(+1.40%)
Oct 16, 2012	54.17	54.77	54.14	54.42	7,742,938	+0.56(+1.04%)
Oct 15, 2012	53.45	54.04	52.94	53.85	6,262,800	+0.42(+0.79%)
Oct 12, 2012	53.85	53.97	53.04	53.43	4,862,153	-0.17(-0.32%)
Oct 11, 2012	53.45	53.91	53.29	53.60	6,111,931	+0.99(+1.89%)
Oct 10, 2012	53.04	53.11	52.46	52.61	5,868,880	-0.48(-0.91%)
Oct 09, 2012	53.00	53.60	52.97	53.09	5,313,567	+0.09(+0.17%)
Oct 08, 2012	52.50	53.11	52.33	53.00	4,699,899	+0.09(+0.17%)
Oct 05, 2012	53.59	53.73	52.76	52.91	7,834,258	-0.13(-0.25%)
Oct 04, 2012	53.04	53.26	52.71	53.05	6,918,871	+0.36(+0.67%)
Oct 03, 2012	53.48	53.68	52.34	52.69	7,860,648	-0.79(-1.48%)
Oct 02, 2012	53.95	54.18	53.23	53.48	6,294,837	-0.24(-0.44%)
Oct 01, 2012	54.02	54.54	53.56	53.72	5,795,594	+0.19(+0.35%)
Sep 28, 2012	54.27	54.27	53.28	53.54	7,795,263	-0.67(-1.24%)
Sep 27, 2012	53.65	54.42	53.31	54.21	8,237,492	+0.88(+1.65%)
Sep 26, 2012	53.54	53.72	53.08	53.33	6,895,313	-0.47(-0.88%)
Sep 25, 2012	55.19	55.19	53.73	53.80	12,341,844	-1.16(-2.11%)
Sep 24, 2012	54.79	55.36	54.77	54.96	6,413,497	-0.56(-1.01%)
Sep 21, 2012	56.22	56.25	55.14	55.53	12,089,056	-0.16(-0.28%)
Sep 20, 2012	55.01	55.72	54.59	55.68	9,405,799	+0.38(+0.70%)
Sep 19, 2012	56.35	56.47	54.99	55.30	8,395,502	-1.13(-1.99%)
Sep 18, 2012	56.89	56.90	55.74	56.42	9,678,921	-0.67(-1.18%)
Sep 17, 2012	57.21	57.93	56.85	57.10	8,454,993	-0.34(-0.59%)
Sep 14, 2012	57.57	58.08	57.18	57.44	11,654,860	+1.43(+2.55%)
Sep 13, 2012	55.15	56.22	54.95	56.01	8,663,563	+1.00(+1.82%)
Sep 12, 2012	55.04	55.31	54.81	55.01	7,329,374	+0.49(+0.90%)
Sep 11, 2012	53.89	54.56	53.74	54.52	6,978,377	+0.72(+1.33%)
Sep 10, 2012	54.07	54.62	53.80	53.80	6,620,301	-0.36(-0.66%)
Sep 07, 2012	53.80	54.51	53.72	54.16	7,385,718	+0.53(+0.98%)
Sep 06, 2012	53.20	54.50	53.19	53.63	10,863,582	+0.90(+1.70%)
Sep 05, 2012	52.79	53.37	52.31	52.74	8,779,361	-0.13(-0.24%)
Sep 04, 2012	53.38	53.54	52.34	52.86	9,696,752	-0.71(-1.33%)
Aug 31, 2012	53.37	53.88	53.09	53.57	7,774,675	+0.58(+1.09%)
Aug 30, 2012	53.66	53.66	52.90	53.00	8,332,318	-1.01(-1.86%)
Aug 29, 2012	55.07	55.07	53.94	54.00	8,119,555	-1.20(-2.17%)
Aug 27, 2012	55.07	55.63	54.81	55.20	5,802,495	+0.19(+0.35%)
Aug 24, 2012	54.57	55.12	54.36	55.01	5,130,802	+0.29(+0.54%)
Aug 23, 2012	55.09	55.21	54.46	54.71	6,603,993	-0.46(-0.84%)
Aug 22, 2012	54.57	55.29	54.45	55.18	6,400,895	+0.35(+0.63%)
Aug 21, 2012	55.01	55.30	54.68	54.83	6,958,030	+0.01(+0.01%)
Aug 20, 2012	54.93	55.18	54.64	54.82	6,757,888	-0.32(-0.59%)
Aug 17, 2012	55.40	55.49	54.96	55.15	6,925,682	-0.15(-0.27%)
Aug 16, 2012	54.59	55.39	54.25	55.29	7,191,670	+0.82(+1.50%)
Aug 15, 2012	54.86	54.94	54.05	54.48	6,581,074	-0.44(-0.81%)
Aug 14, 2012	55.61	55.81	54.68	54.92	7,951,897	-0.54(-0.97%)
Aug 13, 2012	55.40	55.60	55.01	55.46	8,535,450	-0.11(-0.20%)
Aug 10, 2012	54.60	55.66	54.40	55.57	9,905,503	+0.75(+1.37%)
Aug 09, 2012	54.17	54.87	53.91	54.81	7,815,023	+0.49(+0.91%)
Aug 08, 2012	53.78	54.46	53.67	54.32	9,361,782	+0.04(+0.07%)
Aug 07, 2012	53.71	54.73	53.58	54.28	10,998,439	+0.89(+1.67%)
Aug 06, 2012	53.59	53.75	53.13	53.39	5,433,631	+0.01(+0.01%)
Aug 03, 2012	53.46	53.72	52.88	53.38	6,893,404	+1.15(+2.20%)
Aug 02, 2012	51.95	52.76	51.51	52.23	8,622,004	-0.63(-1.19%)
Aug 01, 2012	52.66	53.45	51.81	52.86	8,661,864	+0.31(+0.59%)
Jul 31, 2012	53.21	53.66	52.37	52.55	9,248,258	-0.94(-1.76%)
Jul 30, 2012	53.70	53.73	53.16	53.49	8,730,260	-0.31(-0.58%)
Jul 27, 2012	52.93	54.18	52.50	53.80	12,930,264	+1.22(+2.31%)
Jul 26, 2012	51.63	52.85	51.13	52.59	13,628,804	+2.26(+4.48%)
Jul 25, 2012	50.31	50.78	49.75	50.33	8,764,955	+0.23(+0.46%)
Jul 24, 2012	51.25	51.36	49.44	50.10	11,058,251	-1.19(-2.31%)
Jul 23, 2012	50.42	51.47	49.79	51.29	10,926,109	+0.16(+0.32%)
Jul 20, 2012	51.56	51.95	50.74	51.13	16,757,663	+0.51(+1.01%)
Jul 19, 2012	50.79	51.17	50.35	50.62	12,137,478	-0.09(-0.17%)
Jul 18, 2012	49.73	51.02	49.60	50.71	9,494,273	+0.72(+1.43%)
Jul 17, 2012	49.37	50.11	48.73	49.99	11,898,690	+1.10(+2.25%)
Jul 16, 2012	48.87	49.25	48.33	48.89	7,693,409	-0.31(-0.63%)
Jul 13, 2012	48.26	49.36	48.24	49.20	6,857,340	+0.98(+2.03%)
Jul 12, 2012	47.80	48.48	47.34	48.22	7,883,737	-0.20(-0.41%)
Jul 11, 2012	48.07	48.78	47.86	48.42	9,433,130	+0.51(+1.06%)
Jul 10, 2012	48.71	48.94	47.57	47.91	10,818,165	-0.63(-1.29%)
Jul 09, 2012	47.81	48.89	47.56	48.54	7,590,527	+0.48(+1.00%)
Jul 06, 2012	48.00	48.75	47.62	48.06	9,128,520	-0.69(-1.41%)
Jul 05, 2012	49.45	49.51	48.56	48.75	6,953,944	-0.91(-1.84%)
Jul 03, 2012	48.54	49.69	48.36	49.66	7,302,403	+1.77(+3.70%)
Jul 02, 2012	47.87	48.68	47.55	47.89	9,378,528	+0.02(+0.05%)
Jun 29, 2012	47.51	48.29	47.21	47.87	13,784,825	+1.62(+3.49%)
Jun 28, 2012	45.34	46.37	45.14	46.25	11,875,790	+0.92(+2.03%)
Jun 27, 2012	44.32	45.57	44.25	45.33	12,320,716	+1.33(+3.02%)
Jun 26, 2012	44.37	44.58	43.60	44.00	13,900,585	-0.29(-0.65%)
Jun 25, 2012	44.80	44.93	44.01	44.29	14,054,694	-1.11(-2.44%)
Jun 22, 2012	46.33	46.51	45.13	45.40	16,446,492	-0.74(-1.60%)
Jun 21, 2012	48.08	48.28	46.04	46.13	12,828,392	-2.20(-4.55%)
Jun 20, 2012	49.28	49.58	47.93	48.33	12,631,082	-1.19(-2.40%)
Jun 19, 2012	49.49	49.92	49.11	49.52	7,142,899	+0.45(+0.92%)
Jun 18, 2012	48.30	49.19	48.22	49.07	9,014,383	+0.06(+0.12%)
Jun 15, 2012	48.77	49.24	48.31	49.01	12,969,177	+0.80(+1.65%)
Jun 14, 2012	47.29	48.37	47.08	48.21	8,062,545	+1.05(+2.24%)
Jun 13, 2012	47.54	48.35	46.82	47.16	9,199,259	-0.72(-1.51%)
Jun 12, 2012	47.54	48.04	47.04	47.88	8,539,519	+0.63(+1.34%)
Jun 11, 2012	48.30	48.47	47.14	47.25	10,501,344	-0.35(-0.73%)
Jun 08, 2012	47.16	47.71	46.34	47.59	9,164,943	+0.08(+0.17%)
Jun 07, 2012	48.50	49.04	47.27	47.51	11,077,966	-0.12(-0.25%)
Jun 06, 2012	46.60	47.75	46.41	47.63	16,498,811	+1.73(+3.78%)
Jun 05, 2012	45.66	46.67	45.38	45.90	9,617,401	+0.02(+0.05%)
Jun 04, 2012	45.80	45.94	44.80	45.88	16,279,191	+0.10(+0.23%)
Jun 01, 2012	45.45	46.24	44.90	45.77	16,586,074	-0.87(-1.87%)
May 31, 2012	47.06	47.20	45.15	46.64	20,406,938	-0.69(-1.45%)
May 30, 2012	48.72	48.73	47.05	47.33	13,278,200	-2.05(-4.16%)
May 29, 2012	48.52	50.04	48.49	49.38	9,578,347	+1.34(+2.80%)
May 25, 2012	48.12	48.71	47.82	48.04	8,411,422	-0.32(-0.67%)
May 24, 2012	49.63	49.68	47.82	48.36	12,047,487	-0.98(-1.98%)
May 23, 2012	48.20	49.40	47.66	49.34	9,412,714	+0.57(+1.17%)
May 22, 2012	49.26	49.77	48.35	48.77	11,127,363	-0.26(-0.54%)
May 21, 2012	47.61	49.10	47.16	49.03	10,500,343	+1.98(+4.21%)
May 18, 2012	47.67	48.33	46.92	47.05	12,645,048	-0.51(-1.07%)
May 17, 2012	47.40	48.22	47.11	47.55	12,627,569	-0.04(-0.09%)
May 16, 2012	48.30	49.21	47.15	47.60	13,697,150	-0.52(-1.08%)
May 15, 2012	49.49	49.66	47.94	48.12	10,525,967	-1.27(-2.57%)
May 14, 2012	49.81	49.81	49.10	49.39	9,341,927	-1.14(-2.25%)
May 11, 2012	50.56	51.52	50.43	50.53	7,039,828	-0.47(-0.92%)
May 10, 2012	51.78	52.28	50.82	51.00	7,930,909	-0.15(-0.29%)
May 09, 2012	50.85	51.84	50.48	51.15	9,928,011	-0.55(-1.07%)
May 08, 2012	51.35	51.85	50.21	51.70	11,601,781	-0.15(-0.30%)
May 07, 2012	51.27	52.22	50.93	51.85	7,599,695	+0.47(+0.91%)
May 04, 2012	52.80	52.80	51.01	51.38	13,115,906	-1.95(-3.65%)
May 03, 2012	54.49	54.56	53.01	53.33	9,236,277	-1.15(-2.10%)
May 02, 2012	54.69	54.85	54.22	54.47	8,349,221	-0.71(-1.28%)
May 01, 2012	54.47	55.96	54.19	55.18	9,232,340	+0.73(+1.34%)
Apr 30, 2012	53.86	54.55	53.86	54.45	6,832,059	+0.14(+0.26%)
Apr 27, 2012	54.74	54.88	53.98	54.31	8,825,078	-0.22(-0.40%)
Apr 26, 2012	54.24	54.88	53.81	54.53	9,612,651	-0.15(-0.28%)
Apr 25, 2012	54.09	55.02	53.72	54.69	14,716,471	+1.29(+2.41%)
Apr 24, 2012	52.51	53.98	52.28	53.40	12,274,689	+1.12(+2.14%)
Apr 23, 2012	51.98	53.06	51.33	52.28	13,691,571	-0.37(-0.71%)
Apr 20, 2012	53.42	54.73	52.59	52.66	26,532,596	+1.40(+2.72%)
Apr 19, 2012	51.50	52.33	50.95	51.26	12,344,747	-0.10(-0.19%)
Apr 18, 2012	50.95	52.01	50.87	51.36	10,416,942	+0.43(+0.84%)
Apr 17, 2012	50.40	51.16	50.31	50.93	11,227,994	+1.40(+2.83%)
Apr 16, 2012	50.49	50.73	49.47	49.53	9,328,555	-0.69(-1.37%)
Apr 13, 2012	51.34	51.56	50.18	50.22	10,296,130	-1.44(-2.79%)
Apr 12, 2012	50.28	51.72	50.07	51.66	12,396,258	+1.63(+3.26%)
Apr 11, 2012	50.48	50.60	49.94	50.03	12,139,019	+0.63(+1.28%)
Apr 10, 2012	49.47	49.99	48.80	49.40	14,996,236	-0.24(-0.49%)
Apr 09, 2012	49.57	50.42	49.39	49.64	8,783,620	-0.61(-1.21%)
Apr 05, 2012	50.34	50.97	50.15	50.25	10,848,409	-0.20(-0.39%)
Apr 04, 2012	50.54	51.11	50.12	50.45	9,193,456	-0.76(-1.49%)
Apr 03, 2012	51.78	51.89	50.67	51.21	13,744,041	-0.08(-0.16%)
Apr 02, 2012	51.12	52.21	50.75	51.29	12,057,683	-0.07(-0.13%)
Mar 30, 2012	51.32	51.72	50.53	51.36	14,810,908	+0.58(+1.14%)
Mar 29, 2012	50.92	51.75	50.18	50.78	15,276,238	-0.47(-0.92%)
Mar 28, 2012	51.12	51.92	50.38	51.25	14,274,927	-0.13(-0.26%)
Mar 27, 2012	53.12	53.14	51.36	51.38	23,086,182	-1.79(-3.37%)
Mar 26, 2012	54.06	54.23	52.86	53.17	13,685,229	-0.57(-1.07%)
Mar 23, 2012	53.12	53.99	52.56	53.75	15,698,158	+0.88(+1.67%)
Mar 22, 2012	53.63	53.69	52.23	52.86	21,603,950	-1.49(-2.74%)
Mar 21, 2012	55.21	55.21	54.11	54.36	19,157,004	-1.25(-2.25%)
Mar 20, 2012	55.99	55.99	55.26	55.60	8,944,247	-1.02(-1.80%)
Mar 19, 2012	56.37	56.87	56.26	56.62	7,705,462	+0.25(+0.44%)
Mar 16, 2012	55.32	56.58	55.13	56.37	16,119,880	+1.35(+2.46%)
Mar 15, 2012	54.47	55.13	53.80	55.02	9,188,816	+0.66(+1.22%)
Mar 14, 2012	54.83	54.94	54.00	54.36	11,090,554	-0.55(-1.00%)
Mar 13, 2012	54.64	55.01	54.00	54.91	12,744,815	+0.55(+1.01%)
Mar 12, 2012	55.56	55.64	54.16	54.36	10,940,114	-1.34(-2.40%)
Mar 09, 2012	55.81	56.37	55.46	55.70	9,110,966	+0.01(+0.03%)
Mar 08, 2012	55.24	56.07	55.10	55.68	8,193,011	+0.82(+1.50%)
Mar 07, 2012	54.63	55.03	54.28	54.86	8,641,950	+0.67(+1.23%)
Mar 06, 2012	54.24	54.41	53.42	54.19	14,004,308	-1.40(-2.51%)
Mar 05, 2012	56.41	56.46	55.10	55.59	8,401,738	-1.10(-1.94%)
Mar 02, 2012	57.29	57.52	56.35	56.69	9,036,782	-0.87(-1.51%)
Mar 01, 2012	57.39	57.94	56.91	57.56	8,328,512	+0.56(+0.98%)
Feb 29, 2012	57.88	58.33	56.84	57.00	11,369,343	-0.86(-1.49%)
Feb 28, 2012	58.09	58.42	57.45	57.86	8,642,740	-0.24(-0.42%)
Feb 27, 2012	58.18	58.51	57.32	58.10	7,616,832	-0.54(-0.93%)
Feb 24, 2012	58.83	59.12	58.46	58.64	6,922,475	+0.19(+0.33%)
Feb 23, 2012	59.05	59.05	57.70	58.45	10,074,487	-0.30(-0.51%)
Feb 22, 2012	57.69	59.33	57.69	58.75	11,105,090	+1.04(+1.81%)
Feb 21, 2012	57.97	58.59	57.48	57.71	11,201,245	+0.62(+1.08%)
Feb 17, 2012	57.71	57.78	56.98	57.09	11,716,691	-0.03(-0.06%)
Feb 16, 2012	56.44	57.30	55.99	57.13	14,783,777	+0.51(+0.90%)
Feb 15, 2012	57.20	57.21	56.16	56.62	8,441,784	-0.32(-0.57%)
Feb 14, 2012	56.87	57.07	56.32	56.94	6,031,979	-0.17(-0.29%)
Feb 13, 2012	57.15	57.38	56.44	57.11	6,432,841	+0.63(+1.11%)
Feb 10, 2012	56.86	57.11	56.07	56.48	9,851,097	-1.08(-1.87%)
Feb 09, 2012	57.68	57.77	56.89	57.55	10,070,424	+0.17(+0.29%)
Feb 08, 2012	58.42	58.45	57.06	57.38	9,043,765	-0.80(-1.37%)
Feb 07, 2012	58.06	58.32	57.08	58.18	10,320,286	-0.10(-0.18%)
Feb 06, 2012	57.23	58.36	56.90	58.28	7,324,723	+0.72(+1.25%)
Feb 03, 2012	57.31	57.60	56.87	57.57	10,088,376	+0.99(+1.75%)
Feb 02, 2012	55.80	56.67	55.60	56.58	10,136,970	+0.87(+1.56%)
Feb 01, 2012	55.88	56.46	54.97	55.71	9,921,381	+0.70(+1.26%)
Jan 31, 2012	56.32	56.32	54.85	55.01	12,228,168	-0.81(-1.44%)
Jan 30, 2012	55.23	55.83	54.49	55.82	9,003,531	-0.29(-0.51%)
Jan 27, 2012	55.51	56.71	55.51	56.10	9,891,976	+0.50(+0.90%)
Jan 26, 2012	56.38	56.90	55.47	55.61	10,708,025	-0.15(-0.28%)
Jan 25, 2012	54.26	56.00	53.50	55.76	14,247,800	+1.17(+2.14%)
Jan 24, 2012	53.55	54.59	53.33	54.59	10,099,384	+0.31(+0.58%)
Jan 23, 2012	54.32	54.74	53.49	54.27	12,321,607	+0.26(+0.49%)
Jan 20, 2012	54.01	55.44	53.13	54.01	24,740,036	+0.69(+1.29%)
Jan 19, 2012	52.12	53.42	52.12	53.32	17,469,318	+1.63(+3.16%)
Jan 18, 2012	49.14	51.71	49.12	51.69	17,895,816	+2.19(+4.42%)
Jan 17, 2012	50.77	51.04	49.33	49.50	16,067,296	-0.26(-0.51%)
Jan 13, 2012	50.50	50.61	49.56	49.76	13,272,102	-1.25(-2.45%)
Jan 12, 2012	51.65	52.32	49.91	51.01	11,989,936	-0.34(-0.66%)
Jan 11, 2012	51.66	51.67	50.80	51.35	10,172,379	-0.43(-0.83%)
Jan 10, 2012	51.57	52.00	51.41	51.78	12,277,055	+1.41(+2.80%)
Jan 09, 2012	49.96	50.47	49.68	50.37	7,682,545	+0.76(+1.53%)
Jan 06, 2012	50.13	50.30	49.29	49.60	12,278,584	-0.21(-0.43%)
Jan 05, 2012	50.48	50.55	49.14	49.82	14,761,769	-1.09(-2.14%)
Jan 04, 2012	51.32	51.55	50.67	50.91	8,975,651	+0.91(+1.83%)
Dec 30, 2011	49.38	50.16	49.27	49.99	7,564,910	+0.66(+1.34%)
Dec 29, 2011	49.08	49.58	49.03	49.33	6,389,273	+0.27(+0.55%)
Dec 28, 2011	50.20	50.50	48.88	49.06	8,540,394	-1.14(-2.27%)
Dec 27, 2011	50.54	50.91	50.20	50.20	5,878,852	-0.40(-0.78%)
Dec 23, 2011	49.95	50.60	49.77	50.60	6,159,679	+1.05(+2.11%)
Dec 21, 2011	50.05	50.22	48.57	49.55	10,602,315	-0.34(-0.67%)
Dec 20, 2011	48.81	50.19	48.81	49.89	10,837,396	+2.27(+4.76%)
Dec 19, 2011	49.34	49.34	47.53	47.62	10,962,861	-1.35(-2.75%)
Dec 16, 2011	49.13	49.73	48.16	48.97	16,080,233	+0.42(+0.87%)
Dec 15, 2011	49.82	50.12	48.43	48.54	11,447,395	-0.49(-1.00%)
Dec 14, 2011	50.63	50.87	48.90	49.03	18,869,738	-2.50(-4.84%)
Dec 13, 2011	53.12	53.98	51.24	51.53	13,534,896	-1.11(-2.10%)
Dec 12, 2011	53.31	53.42	51.65	52.63	12,933,364	-1.63(-3.01%)
Dec 09, 2011	52.80	54.57	52.72	54.27	14,334,208	+1.61(+3.06%)
Dec 08, 2011	54.33	55.14	52.44	52.66	16,823,696	-2.30(-4.18%)
Dec 07, 2011	55.47	55.69	54.41	54.95	13,450,438	-1.14(-2.04%)
Dec 06, 2011	56.25	56.83	55.57	56.10	10,619,292	-0.37(-0.65%)
Dec 05, 2011	55.83	56.64	55.57	56.46	13,156,287	+1.57(+2.85%)
Dec 02, 2011	55.55	56.15	54.77	54.90	9,640,416	+0.10(+0.19%)

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