Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	60.54	60.57	59.82	60.19	1,024,363	-0.42(-0.70%)
Apr 27, 2012	61.37	61.42	60.45	60.62	1,581,430	-0.33(-0.55%)
Apr 26, 2012	61.09	62.06	60.90	60.95	1,270,125	-0.14(-0.24%)
Apr 25, 2012	59.77	61.53	59.68	61.09	1,121,158	+2.20(+3.73%)
Apr 24, 2012	59.38	59.87	58.04	58.90	1,038,201	-0.67(-1.13%)
Apr 23, 2012	59.27	60.00	58.55	59.57	1,532,031	-0.82(-1.36%)
Apr 20, 2012	59.75	60.83	59.31	60.39	1,375,039	+0.89(+1.49%)
Apr 19, 2012	60.93	61.28	58.86	59.50	1,857,059	-1.49(-2.45%)
Apr 18, 2012	58.73	61.66	57.84	60.99	4,483,030	+5.58(+10.08%)
Apr 17, 2012	55.12	56.07	54.97	55.41	1,151,181	+0.73(+1.34%)
Apr 16, 2012	54.77	54.96	53.40	54.68	882,275	+0.01(+0.01%)
Apr 13, 2012	54.96	55.18	54.09	54.67	903,992	-0.43(-0.78%)
Apr 12, 2012	53.62	55.56	53.40	55.10	1,542,149	+1.89(+3.56%)
Apr 11, 2012	52.98	53.58	52.52	53.21	807,918	+0.91(+1.74%)
Apr 10, 2012	53.95	53.95	52.11	52.30	851,114	-1.67(-3.10%)
Apr 09, 2012	54.53	54.53	53.05	53.97	875,784	-1.21(-2.20%)
Apr 05, 2012	54.38	55.80	54.27	55.18	655,751	+0.45(+0.83%)
Apr 04, 2012	55.42	55.42	54.33	54.73	1,645,175	-2.22(-3.90%)
Apr 03, 2012	56.06	57.28	55.86	56.95	1,099,022	+0.89(+1.58%)
Apr 02, 2012	54.68	56.66	54.23	56.06	1,022,053	+1.39(+2.55%)
Mar 30, 2012	55.33	55.57	54.52	54.67	604,792	-0.13(-0.24%)
Mar 29, 2012	55.36	55.45	53.99	54.80	870,674	-0.91(-1.63%)
Mar 28, 2012	55.76	55.87	55.04	55.71	1,412,077	-0.20(-0.35%)
Mar 27, 2012	55.92	56.04	55.27	55.90	1,731,964	+0.01(+0.01%)
Mar 26, 2012	54.84	55.92	54.09	55.90	2,804,299	+2.45(+4.58%)
Mar 23, 2012	50.67	53.70	50.39	53.45	2,191,532	+2.70(+5.32%)
Mar 22, 2012	50.77	50.94	50.47	50.75	977,101	-0.21(-0.42%)
Mar 21, 2012	51.27	51.61	50.94	50.96	674,734	-0.03(-0.06%)
Mar 20, 2012	50.42	51.09	49.99	50.99	982,638	+0.25(+0.49%)
Mar 19, 2012	50.43	51.68	49.80	50.74	1,232,786	+0.28(+0.56%)
Mar 16, 2012	51.80	51.80	50.02	50.46	1,481,068	-1.03(-2.00%)
Mar 15, 2012	51.52	51.90	50.89	51.49	577,444	+0.13(+0.25%)
Mar 14, 2012	51.90	52.05	50.92	51.36	653,459	-0.54(-1.04%)
Mar 13, 2012	51.17	51.92	50.55	51.90	921,921	+1.11(+2.18%)
Mar 12, 2012	50.85	51.42	50.50	50.80	579,368	-0.09(-0.18%)
Mar 09, 2012	50.76	51.20	50.40	50.89	720,189	+0.20(+0.39%)
Mar 08, 2012	50.41	50.89	49.86	50.69	968,583	+0.69(+1.38%)
Mar 07, 2012	48.76	50.20	48.28	50.00	996,070	+1.35(+2.77%)
Mar 06, 2012	49.20	49.39	47.81	48.65	1,495,831	-0.98(-1.98%)
Mar 05, 2012	50.20	50.55	49.41	49.64	1,232,860	-0.61(-1.22%)
Mar 02, 2012	52.12	52.18	49.82	50.25	1,473,868	-1.99(-3.80%)
Mar 01, 2012	50.43	53.27	50.36	52.24	2,033,439	+2.18(+4.36%)
Feb 29, 2012	50.31	50.77	50.01	50.05	637,897	-0.22(-0.44%)
Feb 28, 2012	49.88	50.51	49.68	50.27	647,939	+0.48(+0.97%)
Feb 27, 2012	49.85	50.20	49.48	49.79	753,353	-0.55(-1.09%)
Feb 24, 2012	51.02	51.05	50.07	50.34	637,889	-0.53(-1.05%)
Feb 23, 2012	50.18	51.76	50.10	50.87	857,830	+0.86(+1.72%)
Feb 22, 2012	50.38	50.52	49.70	50.01	624,962	-0.57(-1.13%)
Feb 21, 2012	50.86	51.42	50.41	50.59	437,543	-0.04(-0.07%)
Feb 17, 2012	51.24	51.72	50.20	50.62	641,062	-0.58(-1.13%)
Feb 16, 2012	51.55	51.94	51.06	51.20	748,454	-0.26(-0.51%)
Feb 15, 2012	52.66	52.71	51.26	51.47	722,512	-1.02(-1.95%)
Feb 14, 2012	52.22	52.65	52.00	52.49	662,571	-0.11(-0.20%)
Feb 13, 2012	51.95	52.65	51.86	52.60	621,096	+1.18(+2.29%)
Feb 10, 2012	50.73	51.68	50.38	51.42	610,459	+0.07(+0.13%)
Feb 09, 2012	51.42	51.58	50.81	51.36	685,017	+0.17(+0.34%)
Feb 08, 2012	51.75	52.21	50.91	51.18	738,231	-0.66(-1.26%)
Feb 07, 2012	51.14	51.91	50.87	51.84	748,024	+0.45(+0.88%)
Feb 06, 2012	51.08	51.54	50.26	51.39	767,433	+0.39(+0.77%)
Feb 03, 2012	49.95	51.05	49.89	50.99	1,022,692	+1.86(+3.79%)
Feb 02, 2012	49.54	49.90	48.79	49.13	959,118	-0.27(-0.55%)

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