Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	55.76	56.13	55.44	56.12	1,537,489	+0.10(+0.18%)
Apr 27, 2012	55.97	56.33	55.68	56.02	1,884,578	+0.18(+0.32%)
Apr 26, 2012	55.50	56.06	55.27	55.84	1,539,953	+0.33(+0.60%)
Apr 25, 2012	53.58	55.60	53.58	55.50	2,567,072	+2.36(+4.44%)
Apr 24, 2012	53.66	53.76	52.90	53.14	1,542,479	-0.53(-0.99%)
Apr 23, 2012	54.24	54.39	53.20	53.67	1,867,330	-1.31(-2.39%)
Apr 20, 2012	54.07	55.53	54.07	54.99	1,741,744	+1.07(+1.99%)
Apr 19, 2012	54.20	54.48	53.58	53.91	1,257,250	-0.24(-0.44%)
Apr 18, 2012	54.05	54.28	53.87	54.15	1,705,769	-0.18(-0.33%)
Apr 17, 2012	54.11	54.46	53.66	54.33	984,410	+0.51(+0.94%)
Apr 16, 2012	54.06	54.37	53.27	53.83	1,778,987	-0.24(-0.44%)
Apr 13, 2012	53.50	54.21	53.02	54.07	1,918,300	+0.47(+0.88%)
Apr 12, 2012	52.45	53.70	52.26	53.59	1,930,909	+1.25(+2.40%)
Apr 11, 2012	52.63	52.81	52.25	52.34	1,713,099	+0.14(+0.26%)
Apr 10, 2012	53.41	53.44	52.13	52.20	1,704,490	-1.18(-2.20%)
Apr 09, 2012	53.43	53.60	53.13	53.38	1,030,022	-0.85(-1.57%)
Apr 05, 2012	53.39	54.34	53.05	54.23	1,619,298	+0.70(+1.30%)
Apr 04, 2012	53.51	53.96	53.28	53.53	1,429,886	-0.27(-0.49%)
Apr 03, 2012	53.58	54.10	53.35	53.80	1,660,812	+0.22(+0.42%)
Apr 02, 2012	53.37	53.92	53.28	53.58	1,961,601	+0.39(+0.73%)
Mar 30, 2012	53.86	53.86	53.15	53.19	1,702,027	-0.25(-0.47%)
Mar 29, 2012	53.19	53.49	52.84	53.44	1,209,543	-0.02(-0.03%)
Mar 28, 2012	53.64	53.90	52.94	53.46	1,967,360	-0.27(-0.51%)
Mar 27, 2012	53.97	54.28	53.65	53.73	2,086,977	-0.06(-0.11%)
Mar 26, 2012	53.74	54.01	53.58	53.79	2,083,398	+0.33(+0.63%)
Mar 23, 2012	53.47	53.59	52.97	53.46	1,559,788	-0.11(-0.21%)
Mar 22, 2012	53.51	53.86	53.42	53.57	1,712,434	-0.33(-0.61%)
Mar 21, 2012	53.61	54.13	53.45	53.89	1,458,297	+0.46(+0.85%)
Mar 20, 2012	53.44	53.95	53.33	53.44	1,659,584	-0.52(-0.96%)
Mar 19, 2012	54.50	54.51	53.55	53.95	2,400,948	-0.72(-1.32%)
Mar 16, 2012	54.02	54.89	53.28	54.68	5,527,777	+0.25(+0.46%)
Mar 15, 2012	53.59	54.88	53.41	54.43	3,887,162	+0.88(+1.64%)
Mar 14, 2012	52.91	53.57	52.82	53.55	2,714,330	+0.53(+1.00%)
Mar 13, 2012	51.78	53.07	51.67	53.02	3,316,959	+1.67(+3.26%)
Mar 12, 2012	50.86	51.57	50.49	51.34	2,272,280	+0.62(+1.22%)
Mar 09, 2012	50.65	50.74	50.28	50.73	1,699,576	+0.14(+0.27%)
Mar 08, 2012	50.43	50.75	50.25	50.59	2,431,891	+0.45(+0.89%)
Mar 07, 2012	49.87	50.21	49.70	50.14	4,379,866	+0.25(+0.50%)
Mar 06, 2012	50.00	50.11	49.48	49.89	3,297,054	-0.64(-1.27%)
Mar 05, 2012	49.89	50.74	49.85	50.54	1,977,983	+0.43(+0.86%)
Mar 02, 2012	50.12	50.18	49.89	50.11	2,330,575	-0.26(-0.51%)
Mar 01, 2012	50.13	50.59	50.00	50.37	3,112,988	+0.09(+0.19%)
Feb 29, 2012	50.02	50.49	49.81	50.27	3,064,685	+0.21(+0.41%)
Feb 28, 2012	49.78	50.11	49.56	50.06	2,702,514	+0.43(+0.87%)
Feb 27, 2012	48.48	49.71	48.45	49.64	2,462,601	+0.82(+1.69%)
Feb 24, 2012	49.30	49.30	48.39	48.81	1,624,620	-0.43(-0.87%)
Feb 23, 2012	48.43	49.39	48.20	49.24	2,061,475	+0.81(+1.67%)
Feb 22, 2012	47.94	48.69	47.85	48.43	1,180,381	+0.22(+0.46%)
Feb 21, 2012	48.13	48.53	47.75	48.21	1,927,042	+0.09(+0.18%)
Feb 17, 2012	48.41	48.48	47.95	48.12	1,543,327	-0.03(-0.07%)
Feb 16, 2012	47.47	48.44	47.34	48.16	1,684,265	+0.77(+1.63%)
Feb 15, 2012	47.67	48.45	47.33	47.39	2,820,126	+0.02(+0.04%)
Feb 14, 2012	46.95	47.59	46.85	47.37	3,332,103	-0.29(-0.61%)
Feb 13, 2012	48.42	48.54	47.57	47.66	4,191,688	-1.20(-2.46%)
Feb 10, 2012	49.03	49.32	48.77	48.86	1,586,484	-0.64(-1.30%)
Feb 09, 2012	48.95	49.53	48.50	49.51	2,118,169	+0.50(+1.02%)
Feb 08, 2012	49.11	49.35	48.62	49.01	2,359,984	-0.32(-0.64%)
Feb 07, 2012	48.85	49.53	48.24	49.33	2,574,564	+0.03(+0.05%)
Feb 06, 2012	49.08	49.75	48.78	49.30	3,800,500	-0.06(-0.12%)
Feb 03, 2012	47.66	50.10	46.37	49.36	11,533,848	-1.18(-2.33%)
Feb 02, 2012	50.78	51.10	49.94	50.54	2,679,990	-0.04(-0.08%)

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