Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	61.50	61.53	60.77	61.15	1,008,352	-0.43(-0.70%)
Apr 27, 2012	62.34	62.39	61.41	61.58	1,556,712	-0.34(-0.55%)
Apr 26, 2012	62.06	63.05	61.86	61.92	1,250,273	-0.15(-0.24%)
Apr 25, 2012	60.72	62.50	60.63	62.06	1,103,635	+2.23(+3.73%)
Apr 24, 2012	60.32	60.82	58.96	59.83	1,021,974	-0.69(-1.13%)
Apr 23, 2012	60.21	60.95	59.48	60.52	1,508,086	-0.83(-1.36%)
Apr 20, 2012	60.70	61.79	60.25	61.35	1,353,547	+0.90(+1.49%)
Apr 19, 2012	61.90	62.25	59.80	60.45	1,828,033	-1.52(-2.45%)
Apr 18, 2012	59.66	62.64	58.75	61.96	4,412,960	+5.67(+10.08%)
Apr 17, 2012	55.99	56.96	55.84	56.29	1,133,188	+0.75(+1.34%)
Apr 16, 2012	55.64	55.84	54.25	55.54	868,485	+0.01(+0.01%)
Apr 13, 2012	55.84	56.06	54.95	55.54	889,862	-0.44(-0.78%)
Apr 12, 2012	54.47	56.44	54.24	55.97	1,518,045	+1.92(+3.56%)
Apr 11, 2012	53.82	54.43	53.36	54.05	795,290	+0.92(+1.74%)
Apr 10, 2012	54.80	54.80	52.93	53.13	837,812	-1.70(-3.10%)
Apr 09, 2012	55.40	55.40	53.90	54.83	862,095	-1.23(-2.20%)
Apr 05, 2012	55.24	56.68	55.13	56.06	645,501	+0.46(+0.83%)
Apr 04, 2012	56.30	56.30	55.20	55.60	1,619,461	-2.26(-3.90%)
Apr 03, 2012	56.95	58.19	56.75	57.85	1,081,844	+0.90(+1.58%)
Apr 02, 2012	55.54	57.56	55.09	56.95	1,006,078	+1.42(+2.55%)
Mar 30, 2012	56.21	56.45	55.38	55.54	595,339	-0.13(-0.24%)
Mar 29, 2012	56.24	56.33	54.85	55.67	857,065	-0.92(-1.63%)
Mar 28, 2012	56.64	56.76	55.92	56.59	1,390,006	-0.20(-0.35%)
Mar 27, 2012	56.81	56.93	56.14	56.79	1,704,894	+0.01(+0.01%)
Mar 26, 2012	55.71	56.81	54.95	56.78	2,760,468	+2.49(+4.58%)
Mar 23, 2012	51.47	54.55	51.19	54.30	2,157,278	+2.74(+5.32%)
Mar 22, 2012	51.58	51.75	51.27	51.56	961,829	-0.22(-0.42%)
Mar 21, 2012	52.09	52.43	51.75	51.77	664,188	-0.03(-0.06%)
Mar 20, 2012	51.23	51.90	50.78	51.80	967,279	+0.25(+0.49%)
Mar 19, 2012	51.23	52.50	50.59	51.55	1,213,517	+0.28(+0.56%)
Mar 16, 2012	52.63	52.63	50.81	51.26	1,457,919	-1.05(-2.00%)
Mar 15, 2012	52.34	52.73	51.70	52.31	568,418	+0.13(+0.25%)
Mar 14, 2012	52.73	52.88	51.73	52.18	643,246	-0.55(-1.04%)
Mar 13, 2012	51.98	52.74	51.36	52.73	907,511	+1.12(+2.18%)
Mar 12, 2012	51.66	52.24	51.30	51.60	570,313	-0.09(-0.18%)
Mar 09, 2012	51.56	52.01	51.20	51.70	708,933	+0.20(+0.39%)
Mar 08, 2012	51.21	51.70	50.65	51.49	953,444	+0.70(+1.38%)
Mar 07, 2012	49.53	50.99	49.05	50.79	980,502	+1.37(+2.77%)
Mar 06, 2012	49.99	50.17	48.57	49.42	1,472,451	-1.00(-1.98%)
Mar 05, 2012	50.99	51.36	50.19	50.42	1,213,590	-0.62(-1.22%)
Mar 02, 2012	52.95	53.01	50.61	51.05	1,450,832	-2.02(-3.80%)
Mar 01, 2012	51.23	54.12	51.16	53.07	2,001,656	+2.22(+4.36%)
Feb 29, 2012	51.11	51.57	50.80	50.85	627,926	-0.22(-0.44%)
Feb 28, 2012	50.67	51.31	50.47	51.07	637,812	+0.49(+0.97%)
Feb 27, 2012	50.64	50.99	50.27	50.58	741,578	-0.56(-1.09%)
Feb 24, 2012	51.83	51.86	50.86	51.14	627,919	-0.54(-1.05%)
Feb 23, 2012	50.98	52.58	50.89	51.68	844,422	+0.87(+1.72%)
Feb 22, 2012	51.18	51.32	50.49	50.81	615,194	-0.58(-1.13%)
Feb 21, 2012	51.67	52.24	51.21	51.39	430,704	-0.04(-0.07%)
Feb 17, 2012	52.06	52.54	50.99	51.43	631,043	-0.59(-1.13%)
Feb 16, 2012	52.37	52.76	51.87	52.02	736,756	-0.27(-0.51%)
Feb 15, 2012	53.50	53.55	52.07	52.29	711,220	-1.04(-1.95%)
Feb 14, 2012	53.05	53.49	52.83	53.33	652,215	-0.11(-0.20%)
Feb 13, 2012	52.78	53.49	52.68	53.43	611,388	+1.19(+2.29%)
Feb 10, 2012	51.54	52.50	51.18	52.24	600,918	+0.07(+0.13%)
Feb 09, 2012	52.24	52.40	51.61	52.17	674,310	+0.18(+0.34%)
Feb 08, 2012	52.58	53.04	51.72	51.99	726,692	-0.67(-1.26%)
Feb 07, 2012	51.95	52.73	51.67	52.66	736,333	+0.46(+0.88%)
Feb 06, 2012	51.89	52.35	51.06	52.20	755,438	+0.40(+0.77%)
Feb 03, 2012	50.74	51.86	50.68	51.80	1,006,707	+1.89(+3.79%)
Feb 02, 2012	50.33	50.69	49.57	49.91	944,127	-0.28(-0.55%)

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