Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	56.46	56.84	56.14	56.83	1,518,277	+0.10(+0.18%)
Apr 27, 2012	56.68	57.05	56.39	56.72	1,861,029	+0.18(+0.32%)
Apr 26, 2012	56.20	56.77	55.97	56.54	1,520,710	+0.34(+0.60%)
Apr 25, 2012	54.25	56.31	54.25	56.20	2,534,995	+2.39(+4.44%)
Apr 24, 2012	54.34	54.44	53.57	53.81	1,523,204	-0.54(-0.99%)
Apr 23, 2012	54.92	55.08	53.87	54.35	1,843,996	-1.33(-2.39%)
Apr 20, 2012	54.76	56.23	54.76	55.68	1,719,979	+1.09(+1.99%)
Apr 19, 2012	54.88	55.17	54.25	54.59	1,241,540	-0.24(-0.44%)
Apr 18, 2012	54.73	54.97	54.55	54.84	1,684,454	-0.18(-0.33%)
Apr 17, 2012	54.79	55.15	54.34	55.02	972,109	+0.51(+0.94%)
Apr 16, 2012	54.74	55.05	53.94	54.51	1,756,757	-0.24(-0.44%)
Apr 13, 2012	54.18	54.90	53.69	54.75	1,894,329	+0.48(+0.88%)
Apr 12, 2012	53.12	54.38	52.92	54.27	1,906,781	+1.27(+2.40%)
Apr 11, 2012	53.30	53.48	52.92	53.00	1,691,693	+0.14(+0.26%)
Apr 10, 2012	54.09	54.12	52.79	52.86	1,683,191	-1.19(-2.20%)
Apr 09, 2012	54.11	54.28	53.80	54.05	1,017,151	-0.86(-1.57%)
Apr 05, 2012	54.06	55.03	53.72	54.92	1,599,064	+0.70(+1.30%)
Apr 04, 2012	54.19	54.65	53.95	54.21	1,412,018	-0.27(-0.49%)
Apr 03, 2012	54.25	54.79	54.03	54.48	1,640,059	+0.23(+0.42%)
Apr 02, 2012	54.05	54.60	53.96	54.25	1,937,089	+0.39(+0.73%)
Mar 30, 2012	54.54	54.54	53.82	53.86	1,680,759	-0.25(-0.47%)
Mar 29, 2012	53.86	54.17	53.51	54.12	1,194,429	-0.02(-0.03%)
Mar 28, 2012	54.32	54.59	53.61	54.13	1,942,777	-0.28(-0.51%)
Mar 27, 2012	54.65	54.97	54.33	54.41	2,060,899	-0.06(-0.11%)
Mar 26, 2012	54.42	54.69	54.25	54.47	2,057,364	+0.34(+0.63%)
Mar 23, 2012	54.14	54.26	53.64	54.13	1,540,297	-0.11(-0.21%)
Mar 22, 2012	54.19	54.54	54.10	54.25	1,691,036	-0.33(-0.61%)
Mar 21, 2012	54.29	54.82	54.12	54.58	1,440,075	+0.46(+0.85%)
Mar 20, 2012	54.12	54.64	54.00	54.12	1,638,846	-0.52(-0.96%)
Mar 19, 2012	55.19	55.20	54.23	54.64	2,370,946	-0.73(-1.32%)
Mar 16, 2012	54.71	55.59	53.96	55.37	5,458,704	+0.25(+0.46%)
Mar 15, 2012	54.27	55.58	54.08	55.12	3,838,589	+0.89(+1.64%)
Mar 14, 2012	53.58	54.25	53.49	54.23	2,680,412	+0.54(+1.00%)
Mar 13, 2012	52.44	53.74	52.32	53.69	3,275,511	+1.70(+3.26%)
Mar 12, 2012	51.51	52.22	51.13	51.99	2,243,886	+0.63(+1.22%)
Mar 09, 2012	51.29	51.39	50.92	51.37	1,678,339	+0.14(+0.27%)
Mar 08, 2012	51.07	51.39	50.89	51.23	2,401,502	+0.45(+0.89%)
Mar 07, 2012	50.50	50.85	50.33	50.78	4,325,136	+0.25(+0.50%)
Mar 06, 2012	50.63	50.74	50.11	50.52	3,255,855	-0.65(-1.27%)
Mar 05, 2012	50.52	51.39	50.48	51.18	1,953,266	+0.43(+0.86%)
Mar 02, 2012	50.75	50.81	50.52	50.74	2,301,453	-0.26(-0.51%)
Mar 01, 2012	50.77	51.23	50.64	51.00	3,074,089	+0.10(+0.19%)
Feb 29, 2012	50.65	51.13	50.44	50.91	3,026,389	+0.21(+0.41%)
Feb 28, 2012	50.41	50.74	50.19	50.70	2,668,744	+0.43(+0.87%)
Feb 27, 2012	49.09	50.34	49.06	50.26	2,431,829	+0.83(+1.69%)
Feb 24, 2012	49.92	49.92	49.00	49.43	1,604,319	-0.43(-0.87%)
Feb 23, 2012	49.05	50.02	48.81	49.86	2,035,715	+0.82(+1.67%)
Feb 22, 2012	48.55	49.31	48.45	49.05	1,165,631	+0.23(+0.46%)
Feb 21, 2012	48.74	49.14	48.35	48.82	1,902,962	+0.09(+0.18%)
Feb 17, 2012	49.02	49.10	48.56	48.73	1,524,042	-0.03(-0.07%)
Feb 16, 2012	48.07	49.05	47.94	48.77	1,663,219	+0.78(+1.63%)
Feb 15, 2012	48.27	49.06	47.92	47.98	2,784,886	+0.02(+0.04%)
Feb 14, 2012	47.54	48.19	47.45	47.97	3,290,466	-0.30(-0.61%)
Feb 13, 2012	49.04	49.15	48.17	48.26	4,139,310	-1.22(-2.46%)
Feb 10, 2012	49.65	49.94	49.38	49.48	1,566,659	-0.65(-1.30%)
Feb 09, 2012	49.57	50.16	49.12	50.13	2,091,701	+0.50(+1.02%)
Feb 08, 2012	49.73	49.98	49.24	49.63	2,330,494	-0.32(-0.64%)
Feb 07, 2012	49.47	50.16	48.85	49.95	2,542,393	+0.03(+0.05%)
Feb 06, 2012	49.70	50.38	49.39	49.92	3,753,010	-0.06(-0.12%)
Feb 03, 2012	48.26	50.73	46.96	49.98	11,389,724	-1.19(-2.33%)
Feb 02, 2012	51.42	51.74	50.57	51.18	2,646,502	-0.04(-0.08%)

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