Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	56.23	56.23	55.54	55.89	734,206	-0.38(-0.68%)
Apr 27, 2012	55.70	56.47	55.46	56.27	717,859	+0.64(+1.15%)
Apr 26, 2012	54.99	55.73	54.90	55.63	1,230,995	+0.58(+1.05%)
Apr 25, 2012	55.75	56.04	54.85	55.05	1,619,317	-0.28(-0.51%)
Apr 24, 2012	55.54	55.65	55.11	55.33	1,270,669	-0.06(-0.11%)
Apr 23, 2012	54.96	55.52	54.94	55.39	1,369,107	-0.17(-0.31%)
Apr 20, 2012	55.97	56.00	55.23	55.56	3,136,219	-0.29(-0.52%)
Apr 19, 2012	57.05	57.22	55.76	55.85	4,672,832	-2.81(-4.79%)
Apr 18, 2012	58.41	58.94	58.19	58.66	995,937	+0.11(+0.19%)
Apr 17, 2012	57.75	58.85	57.59	58.55	1,408,481	+1.05(+1.83%)
Apr 16, 2012	57.24	57.56	56.97	57.50	1,094,092	+0.50(+0.88%)
Apr 13, 2012	57.27	57.27	56.80	57.00	1,120,331	-0.21(-0.37%)
Apr 12, 2012	56.09	57.34	55.99	57.21	946,409	+1.14(+2.03%)
Apr 11, 2012	55.78	56.34	55.66	56.07	782,353	+1.01(+1.83%)
Apr 10, 2012	55.43	55.57	54.92	55.06	1,575,561	-0.58(-1.04%)
Apr 09, 2012	55.39	56.00	55.20	55.64	1,319,092	-0.55(-0.98%)
Apr 05, 2012	56.60	57.00	55.96	56.19	989,790	-0.75(-1.32%)
Apr 04, 2012	57.40	57.54	56.92	56.94	1,274,458	-1.06(-1.83%)
Apr 03, 2012	58.30	58.43	57.42	58.00	855,805	-0.31(-0.53%)
Apr 02, 2012	57.56	58.41	57.13	58.31	951,747	+0.75(+1.30%)
Mar 30, 2012	57.79	57.97	57.47	57.56	777,539	-0.02(-0.03%)
Mar 29, 2012	57.46	57.68	57.04	57.58	501,375	-0.29(-0.50%)
Mar 28, 2012	58.50	58.56	57.43	57.87	624,207	-0.73(-1.25%)
Mar 27, 2012	58.74	58.90	58.54	58.60	697,709	-0.14(-0.24%)
Mar 26, 2012	58.01	58.84	57.89	58.74	826,622	+1.19(+2.07%)
Mar 23, 2012	57.38	57.64	56.97	57.55	560,003	+0.26(+0.45%)
Mar 22, 2012	57.23	57.49	56.50	57.29	772,504	-0.42(-0.73%)
Mar 21, 2012	57.82	58.07	57.27	57.71	631,675	+0.05(+0.09%)
Mar 20, 2012	58.17	58.37	57.50	57.66	725,009	-0.96(-1.64%)
Mar 19, 2012	58.55	59.07	58.55	58.62	530,005	-0.12(-0.20%)
Mar 16, 2012	58.89	59.08	58.36	58.74	1,765,479	-0.16(-0.27%)
Mar 15, 2012	58.76	58.96	58.52	58.90	723,374	+0.11(+0.19%)
Mar 14, 2012	58.53	59.17	58.49	58.79	996,921	+0.05(+0.09%)
Mar 13, 2012	59.16	59.20	58.28	58.74	1,670,297	-0.14(-0.24%)
Mar 12, 2012	58.78	59.26	58.77	58.88	692,665	+0.03(+0.05%)
Mar 09, 2012	58.72	59.25	58.40	58.85	773,529	+0.21(+0.36%)
Mar 08, 2012	58.44	59.02	58.22	58.64	762,477	+0.63(+1.09%)
Mar 07, 2012	57.36	58.10	57.15	58.01	948,787	+0.60(+1.05%)
Mar 06, 2012	58.08	58.25	57.32	57.41	609,744	-1.17(-2.00%)
Mar 05, 2012	58.69	58.87	58.18	58.58	497,222	-0.20(-0.34%)
Mar 02, 2012	59.53	59.65	58.67	58.78	680,333	-0.84(-1.41%)
Mar 01, 2012	59.36	59.66	58.98	59.62	914,845	+0.33(+0.56%)
Feb 29, 2012	59.01	59.65	59.01	59.29	720,317	+0.28(+0.47%)
Feb 28, 2012	59.61	59.71	58.69	59.01	719,574	-0.53(-0.89%)
Feb 27, 2012	59.41	59.95	58.97	59.54	881,947	-0.34(-0.57%)
Feb 24, 2012	59.39	60.53	59.20	59.88	1,412,096	+0.48(+0.81%)
Feb 23, 2012	59.09	59.51	58.99	59.40	581,310	+0.18(+0.30%)
Feb 22, 2012	58.81	59.40	58.65	59.22	854,166	+0.10(+0.17%)
Feb 21, 2012	59.66	59.68	58.94	59.12	586,914	-0.33(-0.56%)
Feb 17, 2012	59.07	59.53	58.66	59.45	886,870	+0.68(+1.16%)
Feb 16, 2012	58.33	58.85	57.95	58.77	515,237	+0.29(+0.50%)
Feb 15, 2012	59.69	59.69	58.30	58.48	592,682	-1.13(-1.90%)
Feb 14, 2012	59.60	60.10	58.95	59.61	720,885	-0.29(-0.48%)
Feb 13, 2012	59.34	59.90	58.87	59.90	699,956	+0.87(+1.47%)
Feb 10, 2012	58.61	59.24	58.61	59.03	731,355	+0.04(+0.07%)
Feb 09, 2012	59.19	59.50	58.89	58.99	671,759	-0.11(-0.19%)
Feb 08, 2012	58.90	59.36	58.64	59.10	985,241	+0.10(+0.17%)
Feb 07, 2012	58.43	59.22	58.14	59.00	722,759	+0.37(+0.63%)
Feb 06, 2012	58.77	58.93	58.57	58.63	696,813	-0.70(-1.18%)
Feb 03, 2012	59.17	59.39	58.23	59.33	951,269	+0.56(+0.95%)
Feb 02, 2012	59.11	59.11	58.40	58.77	614,218	-0.35(-0.59%)

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