Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	57.16	57.30	57.10	57.27	4,425,722	+0.17(+0.30%)
Apr 27, 2012	57.23	57.23	57.01	57.10	2,346,950	-0.09(-0.15%)
Apr 26, 2012	57.08	57.26	57.07	57.18	2,420,751	+0.06(+0.10%)
Apr 25, 2012	56.92	57.13	56.84	57.13	1,877,983	+0.43(+0.76%)
Apr 24, 2012	56.66	56.74	56.60	56.69	1,886,246	+0.10(+0.18%)
Apr 23, 2012	56.48	56.69	56.39	56.59	2,510,865	-0.04(-0.08%)
Apr 20, 2012	56.71	56.75	56.56	56.64	3,228,934	+0.12(+0.20%)
Apr 19, 2012	56.69	56.74	56.51	56.52	1,936,075	-0.16(-0.28%)
Apr 18, 2012	56.61	56.77	56.61	56.68	3,776,283	-0.01(-0.01%)
Apr 17, 2012	56.54	56.77	56.45	56.69	2,635,946	+0.28(+0.50%)
Apr 16, 2012	56.43	56.54	56.17	56.41	2,970,851	+0.09(+0.15%)
Apr 13, 2012	56.49	56.54	56.26	56.32	2,930,241	-0.19(-0.33%)
Apr 12, 2012	56.20	56.54	56.16	56.51	2,761,800	+0.40(+0.72%)
Apr 11, 2012	56.05	56.20	55.87	56.10	4,099,065	+0.33(+0.59%)
Apr 10, 2012	55.97	56.15	55.70	55.77	5,545,174	-0.20(-0.36%)
Apr 09, 2012	56.12	56.15	55.93	55.97	6,939,129	-0.20(-0.36%)
Apr 05, 2012	56.42	56.45	56.17	56.17	3,396,770	-0.27(-0.49%)
Apr 04, 2012	56.45	56.55	56.33	56.45	3,548,244	-0.07(-0.13%)
Apr 03, 2012	56.59	56.72	56.49	56.52	3,333,889	-0.01(-0.03%)
Apr 02, 2012	56.61	56.75	56.52	56.54	6,618,339	+0.13(+0.23%)
Mar 30, 2012	56.72	56.73	56.40	56.40	4,880,873	-0.19(-0.33%)
Mar 29, 2012	56.47	56.76	56.47	56.59	2,571,464	+0.00(+0.00%)
Mar 28, 2012	56.90	56.90	56.56	56.59	2,511,857	-0.33(-0.58%)
Mar 27, 2012	56.86	57.03	56.83	56.92	4,016,569	+0.06(+0.10%)
Mar 26, 2012	56.62	56.86	56.62	56.86	2,868,948	+0.40(+0.71%)
Mar 23, 2012	56.66	56.67	56.46	56.46	4,695,499	-0.19(-0.33%)
Mar 22, 2012	56.59	56.76	56.57	56.65	2,998,665	-0.03(-0.05%)
Mar 21, 2012	56.82	56.82	56.57	56.67	2,099,188	-0.09(-0.15%)
Mar 20, 2012	56.70	56.85	56.66	56.76	3,391,038	-0.09(-0.15%)
Mar 19, 2012	56.66	56.89	56.59	56.85	2,297,810	+0.16(+0.28%)
Mar 16, 2012	56.76	56.83	56.47	56.69	3,123,713	-0.07(-0.13%)
Mar 15, 2012	56.90	56.92	56.67	56.76	2,114,655	-0.17(-0.30%)
Mar 14, 2012	57.09	57.06	56.70	56.93	3,875,493	-0.16(-0.28%)
Mar 13, 2012	56.82	57.10	56.72	57.09	3,401,999	+0.46(+0.81%)
Mar 12, 2012	56.75	56.75	56.57	56.63	2,804,161	-0.09(-0.15%)
Mar 09, 2012	56.80	56.85	56.67	56.72	2,881,185	+0.00(+0.00%)
Mar 08, 2012	56.50	56.73	56.42	56.72	3,426,362	+0.46(+0.81%)
Mar 07, 2012	56.27	56.40	56.19	56.26	6,912,586	+0.10(+0.18%)
Mar 06, 2012	56.59	56.60	56.15	56.16	6,039,866	-0.66(-1.16%)
Mar 05, 2012	56.99	57.06	56.66	56.82	2,559,981	-0.14(-0.25%)
Mar 02, 2012	57.15	57.18	56.96	56.96	1,822,488	-0.17(-0.30%)
Mar 01, 2012	57.10	57.23	57.10	57.13	2,451,072	+0.04(+0.06%)
Feb 29, 2012	57.10	57.20	56.97	57.10	4,185,132	+0.01(+0.03%)
Feb 28, 2012	56.97	57.14	56.97	57.08	1,746,134	+0.20(+0.35%)
Feb 27, 2012	56.90	57.03	56.84	56.88	2,103,270	-0.03(-0.05%)
Feb 24, 2012	56.87	57.01	55.60	56.91	2,043,876	+0.06(+0.10%)
Feb 23, 2012	56.63	56.95	56.54	56.85	3,463,837	+0.34(+0.60%)
Feb 22, 2012	56.41	56.60	56.40	56.51	2,796,339	+0.14(+0.25%)
Feb 21, 2012	56.33	56.50	56.19	56.37	2,831,152	+0.19(+0.33%)
Feb 17, 2012	56.31	56.31	56.06	56.19	2,467,963	+0.06(+0.10%)
Feb 16, 2012	56.01	56.20	55.81	56.13	3,930,740	+0.21(+0.38%)
Feb 15, 2012	56.17	56.27	55.90	55.91	2,771,855	-0.24(-0.43%)
Feb 14, 2012	56.26	56.27	56.16	56.16	4,230,336	-0.06(-0.10%)
Feb 13, 2012	56.40	56.41	56.19	56.21	3,459,865	+0.00(+0.00%)
Feb 10, 2012	56.23	56.33	56.17	56.21	4,616,063	-0.30(-0.53%)
Feb 09, 2012	56.46	56.56	56.33	56.51	11,319,686	+0.11(+0.20%)
Feb 08, 2012	56.46	56.53	56.30	56.40	3,608,668	+0.04(+0.08%)
Feb 07, 2012	56.33	56.48	56.19	56.36	5,273,807	+0.10(+0.18%)
Feb 06, 2012	56.24	56.26	56.09	56.26	2,465,893	+0.01(+0.03%)
Feb 03, 2012	56.36	56.38	56.14	56.24	2,870,572	+0.14(+0.25%)
Feb 02, 2012	56.16	56.16	55.99	56.10	3,178,542	-0.01(-0.03%)
Feb 01, 2012	56.01	56.28	55.99	56.11	4,307,250	+0.21(+0.37%)
Jan 31, 2012	56.08	56.08	55.85	55.91	3,082,989	+0.01(+0.03%)
Jan 30, 2012	55.72	55.96	55.65	55.89	3,112,562	+0.00(+0.00%)
Jan 27, 2012	56.06	56.12	55.89	55.89	2,431,574	-0.17(-0.30%)
Jan 26, 2012	56.16	56.27	55.99	56.06	7,296,588	+0.13(+0.23%)
Jan 25, 2012	55.51	56.03	55.40	55.93	3,929,494	+0.48(+0.87%)
Jan 24, 2012	55.40	55.59	55.28	55.45	3,320,657	+0.04(+0.08%)
Jan 23, 2012	55.27	55.57	55.26	55.41	3,996,688	+0.23(+0.41%)
Jan 20, 2012	55.14	55.29	55.10	55.18	3,327,035	+0.08(+0.15%)
Jan 19, 2012	55.06	55.31	54.94	55.10	5,806,746	+0.16(+0.28%)
Jan 18, 2012	54.69	55.03	54.60	54.94	4,239,160	+0.31(+0.57%)
Jan 17, 2012	54.80	54.86	54.60	54.63	3,975,545	-0.04(-0.08%)
Jan 13, 2012	54.60	54.72	54.22	54.67	2,770,085	+0.00(+0.00%)
Jan 12, 2012	54.82	54.82	54.55	54.67	3,029,330	+0.00(+0.00%)
Jan 11, 2012	54.70	54.83	54.67	54.67	3,164,979	-0.09(-0.16%)
Jan 10, 2012	54.80	54.86	54.72	54.76	4,929,295	+0.27(+0.49%)
Jan 09, 2012	54.56	54.67	54.49	54.49	2,937,966	+0.00(+0.00%)
Jan 06, 2012	54.65	54.69	54.39	54.49	2,645,613	-0.04(-0.08%)
Jan 05, 2012	54.69	54.69	54.42	54.53	4,114,500	-0.20(-0.36%)
Jan 04, 2012	54.72	54.77	54.38	54.73	3,976,990	+0.27(+0.49%)
Dec 30, 2011	54.48	54.65	54.45	54.46	1,455,827	-0.07(-0.13%)
Dec 29, 2011	54.39	54.63	54.29	54.53	2,408,560	+0.28(+0.52%)
Dec 28, 2011	54.39	54.48	54.12	54.25	1,758,462	-0.22(-0.41%)
Dec 27, 2011	54.33	54.49	54.14	54.47	2,199,463	+0.13(+0.23%)
Dec 23, 2011	54.11	54.39	53.98	54.35	2,142,969	+0.28(+0.52%)
Dec 21, 2011	53.70	54.08	53.58	54.07	4,043,120	+0.20(+0.36%)
Dec 20, 2011	53.62	53.87	53.55	53.87	4,487,857	+0.66(+1.24%)
Dec 19, 2011	53.27	53.51	53.16	53.21	2,834,375	-0.07(-0.13%)
Dec 16, 2011	53.19	53.30	53.06	53.28	1,872,222	+0.20(+0.37%)
Dec 15, 2011	53.23	53.23	53.02	53.09	2,010,459	+0.21(+0.40%)
Dec 14, 2011	52.98	53.05	52.75	52.88	3,086,672	-0.11(-0.21%)
Dec 13, 2011	53.30	53.42	52.89	52.99	2,156,392	-0.25(-0.47%)
Dec 12, 2011	53.19	53.24	52.99	53.24	1,868,322	-0.15(-0.29%)
Dec 09, 2011	53.23	53.41	53.16	53.39	1,856,820	+0.42(+0.79%)
Dec 08, 2011	53.03	53.24	52.93	52.98	2,453,500	-0.22(-0.42%)
Dec 07, 2011	53.39	53.42	53.10	53.20	2,110,028	-0.38(-0.70%)
Dec 06, 2011	53.23	53.66	53.10	53.58	3,656,787	+0.27(+0.50%)
Dec 05, 2011	53.27	53.52	53.09	53.31	4,415,241	+0.28(+0.53%)
Dec 02, 2011	52.88	53.09	52.71	53.03	4,124,768	+0.32(+0.61%)
Dec 01, 2011	52.54	52.83	52.49	52.71	4,100,989	+0.06(+0.12%)
Nov 30, 2011	52.51	52.65	52.28	52.65	3,768,789	+0.85(+1.64%)
Nov 29, 2011	51.76	51.89	51.66	51.80	2,321,208	+0.17(+0.32%)
Nov 28, 2011	51.74	51.80	51.30	51.63	2,398,087	+1.00(+1.98%)
Nov 25, 2011	50.59	51.16	50.31	50.63	1,709,636	+0.00(+0.00%)
Nov 23, 2011	51.24	51.39	50.44	50.63	4,231,661	-0.79(-1.54%)
Nov 22, 2011	51.84	51.94	51.34	51.42	5,450,732	-0.36(-0.70%)
Nov 21, 2011	51.99	52.23	51.62	51.78	3,807,386	-0.56(-1.06%)
Nov 18, 2011	52.45	52.51	52.30	52.34	2,510,847	+0.04(+0.08%)
Nov 17, 2011	52.66	52.71	52.05	52.30	4,109,285	-0.22(-0.42%)
Nov 16, 2011	52.80	52.88	52.44	52.52	2,951,106	-0.40(-0.76%)
Nov 15, 2011	52.95	53.03	52.77	52.92	2,216,419	-0.14(-0.26%)
Nov 14, 2011	53.27	53.41	52.90	53.06	1,949,156	-0.39(-0.73%)
Nov 11, 2011	53.08	53.48	53.02	53.45	1,353,242	+0.67(+1.26%)
Nov 10, 2011	53.16	53.24	52.70	52.78	6,131,879	-0.08(-0.16%)
Nov 09, 2011	53.19	53.30	52.67	52.87	2,890,863	-0.88(-1.63%)
Nov 08, 2011	53.74	53.83	53.49	53.74	1,759,477	+0.14(+0.26%)
Nov 07, 2011	53.92	53.92	53.47	53.60	3,815,807	-0.32(-0.59%)
Nov 04, 2011	53.63	53.95	53.39	53.92	6,997,866	-0.03(-0.05%)
Nov 03, 2011	53.92	53.95	53.41	53.95	1,884,400	+0.53(+0.99%)
Nov 02, 2011	53.27	53.51	53.10	53.42	2,372,302	+0.53(+1.00%)
Nov 01, 2011	53.01	53.52	52.80	52.90	4,920,029	-0.93(-1.73%)
Oct 31, 2011	53.94	53.99	53.59	53.83	3,131,617	-0.32(-0.59%)
Oct 28, 2011	54.17	54.28	54.06	54.14	3,605,736	-0.23(-0.43%)
Oct 27, 2011	54.49	54.84	54.09	54.38	8,275,070	+0.93(+1.73%)
Oct 26, 2011	53.90	53.92	53.30	53.45	3,586,885	-0.03(-0.05%)
Oct 25, 2011	54.14	54.28	53.44	53.48	5,826,162	-1.09(-2.00%)
Oct 24, 2011	53.16	54.68	53.00	54.57	9,092,595	+1.53(+2.89%)
Oct 21, 2011	52.63	53.05	52.61	53.04	2,612,931	+0.66(+1.27%)
Oct 20, 2011	52.13	52.39	51.98	52.38	2,992,517	+0.42(+0.80%)
Oct 19, 2011	52.22	52.49	51.89	51.96	2,900,746	-0.17(-0.32%)
Oct 18, 2011	51.74	52.28	51.49	52.13	2,255,514	+0.41(+0.80%)
Oct 17, 2011	51.66	51.89	51.60	51.71	2,773,612	-0.21(-0.40%)
Oct 14, 2011	51.92	52.00	51.72	51.92	2,355,332	+0.22(+0.43%)
Oct 13, 2011	51.37	51.76	51.11	51.70	5,929,794	-0.07(-0.13%)
Oct 12, 2011	51.00	51.85	50.84	51.77	5,945,946	+1.23(+2.43%)
Oct 11, 2011	51.09	51.09	50.48	50.54	4,785,667	-0.62(-1.21%)
Oct 10, 2011	50.33	51.19	50.25	51.16	2,666,349	+1.22(+2.43%)
Oct 07, 2011	50.32	50.32	49.42	49.95	6,687,123	+0.08(+0.17%)
Oct 06, 2011	49.50	49.86	49.45	49.86	3,875,667	+0.81(+1.66%)
Oct 05, 2011	48.72	49.13	48.54	49.05	4,353,897	+0.23(+0.48%)
Oct 04, 2011	48.38	48.81	47.09	48.81	8,509,746	-0.43(-0.87%)
Oct 03, 2011	49.49	49.66	49.20	49.24	8,458,557	-0.42(-0.85%)
Sep 30, 2011	50.38	50.38	49.66	49.66	4,006,794	-0.99(-1.95%)
Sep 29, 2011	50.94	50.98	50.53	50.65	2,664,164	+0.04(+0.08%)
Sep 28, 2011	51.37	51.37	50.56	50.61	3,125,842	-0.74(-1.44%)
Sep 27, 2011	51.68	51.68	51.23	51.35	2,937,332	-0.08(-0.16%)
Sep 26, 2011	51.50	51.52	51.00	51.43	2,855,343	+0.29(+0.56%)
Sep 23, 2011	51.09	51.42	50.98	51.15	3,152,689	-0.01(-0.03%)
Sep 22, 2011	51.17	51.46	50.97	51.16	5,381,921	-0.67(-1.30%)
Sep 21, 2011	52.29	52.46	51.81	51.83	5,774,227	-0.45(-0.87%)
Sep 20, 2011	52.44	52.48	52.19	52.29	3,806,788	+0.00(+0.00%)
Sep 19, 2011	52.27	52.44	52.07	52.29	2,349,664	-0.08(-0.16%)
Sep 16, 2011	52.37	52.49	52.19	52.37	2,888,915	-0.08(-0.16%)
Sep 15, 2011	52.35	52.52	52.18	52.45	3,173,011	+0.21(+0.39%)
Sep 14, 2011	52.15	52.45	51.93	52.24	3,150,565	+0.16(+0.32%)
Sep 13, 2011	51.61	52.13	51.50	52.08	6,928,199	+0.44(+0.85%)
Sep 12, 2011	51.56	51.72	51.42	51.64	3,050,969	-0.15(-0.29%)
Sep 09, 2011	52.31	52.38	51.72	51.79	2,624,589	-0.60(-1.15%)
Sep 08, 2011	52.27	52.46	52.22	52.40	2,629,646	-0.03(-0.05%)
Sep 07, 2011	52.33	52.44	52.05	52.42	1,907,707	+0.47(+0.90%)
Sep 06, 2011	52.01	52.19	51.79	51.96	2,575,835	-0.63(-1.20%)
Sep 02, 2011	52.35	52.79	52.30	52.59	2,651,427	-0.21(-0.39%)
Sep 01, 2011	52.90	52.93	52.64	52.79	2,895,822	-0.09(-0.17%)
Aug 31, 2011	52.74	53.02	52.63	52.89	4,447,962	+0.68(+1.31%)
Aug 30, 2011	52.16	52.34	51.94	52.20	2,771,347	-0.07(-0.13%)
Aug 29, 2011	51.86	52.30	51.79	52.27	3,604,752	+0.65(+1.27%)
Aug 26, 2011	51.14	51.75	50.70	51.62	3,140,878	+0.47(+0.92%)
Aug 25, 2011	51.81	52.00	51.14	51.15	1,966,961	-0.47(-0.91%)
Aug 24, 2011	51.55	51.70	51.22	51.62	2,659,941	-0.20(-0.39%)
Aug 23, 2011	51.25	51.85	50.99	51.82	2,056,730	+0.45(+0.88%)
Aug 22, 2011	52.01	52.04	51.37	51.37	2,074,813	-0.25(-0.48%)
Aug 19, 2011	51.47	52.04	51.39	51.62	2,889,881	-0.26(-0.50%)
Aug 18, 2011	51.81	51.97	51.26	51.88	2,807,010	-0.53(-1.01%)
Aug 17, 2011	52.08	52.49	52.07	52.41	1,945,646	+0.56(+1.08%)
Aug 16, 2011	52.16	52.18	51.81	51.85	2,452,454	-0.33(-0.63%)
Aug 15, 2011	51.78	52.30	51.66	52.18	3,063,643	+0.79(+1.54%)
Aug 12, 2011	51.75	51.82	51.09	51.39	4,039,331	-0.15(-0.29%)
Aug 11, 2011	50.38	51.71	50.27	51.54	4,187,430	+0.87(+1.72%)
Aug 10, 2011	51.10	51.28	50.50	50.66	5,805,888	-0.72(-1.41%)
Aug 09, 2011	52.34	51.43	50.01	51.39	9,460,168	+1.34(+2.67%)
Aug 08, 2011	50.46	51.11	49.56	50.05	11,140,540	-2.22(-4.25%)
Aug 05, 2011	52.76	53.06	50.88	52.27	9,722,909	-0.07(-0.13%)
Aug 04, 2011	53.76	53.77	52.23	52.34	5,171,636	-1.64(-3.03%)
Aug 03, 2011	54.19	54.24	53.68	53.98	4,427,047	-0.12(-0.23%)
Aug 02, 2011	54.64	54.67	54.10	54.10	2,312,384	-0.69(-1.26%)
Aug 01, 2011	54.54	54.88	54.51	54.79	2,000,689	+0.25(+0.46%)
Jul 29, 2011	54.14	54.56	54.13	54.54	1,360,478	+0.00(+0.00%)
Jul 28, 2011	54.48	54.60	54.43	54.54	2,091,548	+0.19(+0.35%)
Jul 27, 2011	54.60	54.74	54.32	54.35	1,923,053	-0.39(-0.72%)
Jul 26, 2011	54.63	54.79	54.58	54.74	1,876,214	+0.16(+0.30%)
Jul 25, 2011	54.66	54.81	54.56	54.58	1,620,472	-0.22(-0.40%)
Jul 22, 2011	54.82	54.82	54.66	54.79	1,036,526	-0.01(-0.02%)
Jul 21, 2011	54.59	54.81	54.55	54.81	2,150,680	+0.30(+0.55%)
Jul 20, 2011	54.54	54.60	54.40	54.51	1,659,550	+0.05(+0.10%)
Jul 19, 2011	54.37	54.47	54.21	54.46	1,955,135	+0.31(+0.58%)
Jul 18, 2011	54.32	54.37	54.09	54.14	1,146,650	-0.20(-0.37%)
Jul 15, 2011	54.44	54.44	54.31	54.35	1,109,553	-0.05(-0.10%)
Jul 14, 2011	54.48	54.48	54.27	54.40	2,701,295	+0.07(+0.12%)
Jul 13, 2011	54.24	54.43	54.04	54.33	2,193,504	+0.33(+0.60%)
Jul 12, 2011	54.09	54.25	53.97	54.01	1,952,312	-0.14(-0.25%)
Jul 11, 2011	54.41	54.46	54.12	54.14	3,177,548	-0.53(-0.97%)
Jul 08, 2011	54.41	54.74	54.33	54.67	3,802,642	-0.05(-0.10%)
Jul 07, 2011	54.54	54.73	54.47	54.73	2,913,048	+0.31(+0.57%)
Jul 06, 2011	54.40	54.44	54.21	54.41	2,043,395	-0.11(-0.20%)
Jul 05, 2011	54.47	54.55	54.28	54.52	3,120,308	-0.05(-0.10%)
Jul 01, 2011	54.28	54.63	54.12	54.58	3,221,812	+0.43(+0.79%)
Jun 30, 2011	53.77	54.22	53.75	54.15	3,968,017	+0.39(+0.73%)
Jun 29, 2011	53.56	53.79	53.48	53.76	2,856,383	+0.34(+0.63%)
Jun 28, 2011	53.28	53.42	53.23	53.42	1,633,294	+0.28(+0.53%)
Jun 27, 2011	53.13	53.22	53.09	53.14	1,337,690	+0.03(+0.05%)
Jun 24, 2011	53.38	53.38	53.02	53.11	1,966,068	-0.19(-0.35%)
Jun 23, 2011	52.95	53.42	52.70	53.30	3,922,567	+0.23(+0.43%)
Jun 22, 2011	53.48	53.48	53.02	53.07	2,363,147	-0.44(-0.83%)
Jun 21, 2011	53.18	53.52	53.18	53.52	3,540,749	+0.35(+0.66%)
Jun 20, 2011	53.18	53.20	53.05	53.17	2,035,626	+0.15(+0.28%)
Jun 17, 2011	52.85	53.13	52.56	53.02	5,287,626	+0.81(+1.55%)
Jun 16, 2011	53.21	53.42	51.96	52.21	12,346,639	-1.00(-1.87%)
Jun 15, 2011	53.36	53.48	53.18	53.21	1,909,015	-0.28(-0.53%)
Jun 14, 2011	53.33	53.59	53.33	53.49	1,391,246	+0.43(+0.81%)
Jun 13, 2011	53.38	53.51	53.05	53.06	3,661,594	-0.15(-0.28%)
Jun 10, 2011	53.67	53.75	53.06	53.21	4,323,966	-0.54(-1.00%)
Jun 09, 2011	53.75	53.92	53.67	53.75	3,028,470	+0.05(+0.10%)
Jun 08, 2011	53.84	53.92	53.69	53.69	2,268,869	-0.19(-0.35%)
Jun 07, 2011	53.98	54.02	53.86	53.88	2,159,000	+0.08(+0.15%)
Jun 06, 2011	53.98	53.99	53.77	53.80	2,373,764	-0.12(-0.22%)
Jun 03, 2011	54.14	54.14	53.91	53.92	3,375,027	-0.29(-0.54%)
May 24, 2011	54.50	54.52	54.22	54.22	2,274,295	-0.19(-0.34%)
May 23, 2011	54.43	54.54	54.38	54.40	2,098,924	-0.20(-0.37%)
May 20, 2011	54.59	54.65	54.52	54.61	817,923	+0.01(+0.02%)
May 19, 2011	54.65	54.67	54.55	54.59	836,749	-0.05(-0.10%)
May 18, 2011	54.58	54.65	54.50	54.65	1,361,835	+0.09(+0.17%)
May 17, 2011	54.42	54.56	54.35	54.55	1,435,565	+0.11(+0.20%)
May 16, 2011	54.47	54.52	54.36	54.44	1,270,957	+0.08(+0.15%)
May 13, 2011	54.56	54.58	54.35	54.36	1,696,846	-0.15(-0.27%)
May 12, 2011	54.48	54.54	54.31	54.51	1,267,937	+0.04(+0.07%)
May 11, 2011	54.63	54.63	54.42	54.47	1,303,116	-0.09(-0.17%)
May 10, 2011	54.52	54.61	54.46	54.56	1,145,783	+0.09(+0.17%)
May 09, 2011	54.47	54.51	54.39	54.47	1,340,334	-0.01(-0.02%)
May 06, 2011	54.30	54.48	54.30	54.48	2,321,141	+0.31(+0.57%)
May 05, 2011	54.34	54.36	54.11	54.18	2,362,505	-0.19(-0.34%)
May 04, 2011	54.42	54.42	54.28	54.36	1,476,103	-0.04(-0.07%)
May 03, 2011	54.40	54.45	54.27	54.40	1,445,193	+0.03(+0.05%)

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