Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	40.01	40.05	39.81	39.87	4,963	-0.28(-0.70%)
Apr 27, 2012	40.06	40.15	40.06	40.15	678	+0.13(+0.33%)
Apr 26, 2012	39.57	40.02	39.54	40.02	6,664	+0.24(+0.61%)
Apr 25, 2012	39.70	39.84	39.65	39.78	4,686	+0.43(+1.10%)
Apr 24, 2012	39.14	39.48	39.14	39.34	2,914	+0.30(+0.77%)
Apr 23, 2012	38.93	39.04	38.82	39.04	8,870	-0.60(-1.51%)
Apr 20, 2012	39.86	39.86	39.64	39.64	2,641	+0.21(+0.52%)
Apr 19, 2012	39.68	39.68	39.40	39.43	848	-0.27(-0.69%)
Apr 18, 2012	39.81	39.84	39.61	39.70	1,117	-0.26(-0.65%)
Apr 17, 2012	39.75	40.00	39.75	39.96	4,357	+0.66(+1.69%)
Apr 16, 2012	39.27	39.39	39.09	39.30	8,175	-0.04(-0.09%)
Apr 13, 2012	39.54	39.54	39.25	39.33	1,120	-0.59(-1.48%)
Apr 12, 2012	39.78	39.92	39.78	39.92	9,503	+0.55(+1.40%)
Apr 11, 2012	39.54	39.59	39.36	39.37	12,533	+0.33(+0.85%)
Apr 10, 2012	39.32	39.32	38.98	39.04	2,214	-0.73(-1.83%)
Apr 09, 2012	39.49	39.87	39.49	39.77	1,930	-0.46(-1.15%)
Apr 05, 2012	40.10	40.23	40.10	40.23	7,944	-0.17(-0.42%)
Apr 04, 2012	40.48	40.48	40.15	40.40	3,601	-0.44(-1.09%)
Apr 03, 2012	41.33	41.51	40.84	40.84	11,878	-0.79(-1.89%)
Apr 02, 2012	41.02	41.63	41.02	41.63	1,618	+0.51(+1.23%)
Mar 30, 2012	41.29	41.29	40.92	41.12	12,616	+0.27(+0.65%)
Mar 29, 2012	40.83	40.90	40.83	40.86	1,286	-0.28(-0.67%)
Mar 28, 2012	41.39	41.39	41.03	41.13	12,740	-0.48(-1.16%)
Mar 27, 2012	41.74	41.91	41.60	41.62	5,077	-0.04(-0.11%)
Mar 26, 2012	41.54	41.66	41.51	41.66	2,037	+0.52(+1.27%)
Mar 23, 2012	40.93	41.20	40.93	41.14	1,246	+0.22(+0.53%)
Mar 22, 2012	40.93	41.04	40.90	40.92	8,126	-0.53(-1.27%)
Mar 21, 2012	41.48	41.49	41.45	41.45	6,509	-0.10(-0.25%)
Mar 20, 2012	41.48	41.68	41.39	41.55	5,938	-0.42(-1.00%)
Mar 19, 2012	41.78	42.07	41.71	41.97	4,273	+0.12(+0.28%)
Mar 16, 2012	41.73	41.88	41.72	41.85	3,589	+0.27(+0.64%)
Mar 15, 2012	41.28	41.70	41.28	41.59	3,170	+0.38(+0.91%)
Mar 14, 2012	41.39	41.44	41.21	41.21	1,626	-0.17(-0.42%)
Mar 13, 2012	40.88	41.39	40.88	41.39	4,346	+0.74(+1.82%)
Mar 12, 2012	40.68	40.68	40.49	40.65	5,424	-0.18(-0.43%)
Mar 09, 2012	40.72	40.83	40.69	40.82	14,762	+0.05(+0.13%)
Mar 08, 2012	40.45	40.79	40.39	40.77	3,787	+0.68(+1.70%)
Mar 07, 2012	39.84	40.09	39.84	40.09	1,278	+0.45(+1.12%)
Mar 06, 2012	39.83	40.03	39.55	39.64	5,244	-1.07(-2.63%)
Mar 05, 2012	40.90	40.90	40.63	40.71	1,687	-0.39(-0.95%)
Mar 02, 2012	41.15	41.15	41.00	41.10	953	-0.14(-0.34%)
Mar 01, 2012	41.32	41.33	41.08	41.24	20,294	+0.27(+0.66%)
Feb 29, 2012	41.02	41.13	40.97	40.97	4,761	-0.27(-0.66%)
Feb 28, 2012	41.04	41.24	41.00	41.24	29,187	+0.23(+0.57%)
Feb 27, 2012	40.55	41.04	40.51	41.01	30,660	-0.05(-0.13%)
Feb 24, 2012	41.04	41.21	41.04	41.06	6,037	+0.19(+0.46%)
Feb 23, 2012	40.76	40.87	40.76	40.87	851	+0.02(+0.04%)
Feb 22, 2012	40.93	40.93	40.77	40.85	6,748	-0.17(-0.42%)
Feb 21, 2012	41.11	41.18	41.02	41.02	12,918	+0.02(+0.06%)
Feb 17, 2012	40.94	41.00	40.81	41.00	4,830	+0.26(+0.65%)
Feb 16, 2012	40.26	40.81	40.26	40.73	2,638	+0.56(+1.38%)
Feb 15, 2012	40.58	40.62	40.18	40.18	2,392	-0.03(-0.08%)
Feb 14, 2012	40.51	40.51	40.16	40.21	9,119	-0.38(-0.93%)
Feb 13, 2012	40.79	40.79	40.53	40.59	5,246	+0.43(+1.06%)
Feb 10, 2012	40.35	40.35	40.11	40.16	15,518	-0.79(-1.94%)
Feb 09, 2012	40.86	40.99	40.65	40.96	6,749	+0.13(+0.33%)
Feb 08, 2012	40.82	40.82	40.62	40.82	10,434	+0.10(+0.23%)
Feb 07, 2012	40.42	40.76	40.36	40.73	13,426	+0.15(+0.38%)
Feb 06, 2012	40.42	40.57	40.42	40.57	6,773	-0.12(-0.31%)
Feb 03, 2012	40.32	40.71	40.32	40.70	38,676	+0.63(+1.58%)
Feb 02, 2012	39.96	40.07	39.93	40.07	61,141	+0.09(+0.22%)

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