Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	51.23	51.25	50.99	51.10	460,698	-0.25(-0.48%)
Apr 27, 2012	51.46	51.47	51.18	51.34	251,082	+0.08(+0.16%)
Apr 26, 2012	50.82	51.33	50.82	51.26	529,247	+0.32(+0.63%)
Apr 25, 2012	50.78	50.97	50.73	50.94	735,373	+0.71(+1.41%)
Apr 24, 2012	50.07	50.35	50.05	50.24	416,490	+0.22(+0.43%)
Apr 23, 2012	49.86	50.06	49.72	50.02	392,998	-0.37(-0.73%)
Apr 20, 2012	50.60	50.73	50.37	50.39	306,369	+0.07(+0.14%)
Apr 19, 2012	50.70	50.82	50.05	50.32	625,000	-0.36(-0.71%)
Apr 18, 2012	50.66	50.86	50.60	50.68	316,881	-0.18(-0.36%)
Apr 17, 2012	50.41	50.94	50.34	50.86	975,127	+0.79(+1.59%)
Apr 16, 2012	50.37	50.43	49.92	50.07	470,408	-0.05(-0.10%)
Apr 13, 2012	50.66	50.67	50.06	50.12	521,166	-0.63(-1.25%)
Apr 12, 2012	50.25	50.80	50.20	50.75	708,089	+0.63(+1.25%)
Apr 11, 2012	50.26	50.37	50.08	50.12	491,001	+0.33(+0.66%)
Apr 10, 2012	50.53	50.65	49.75	49.80	9,640,365	-0.82(-1.62%)
Apr 09, 2012	50.45	50.82	50.45	50.61	585,007	-0.51(-0.99%)
Apr 05, 2012	50.95	51.24	50.93	51.12	576,166	-0.03(-0.06%)
Apr 04, 2012	51.28	51.30	50.94	51.15	587,127	-0.49(-0.95%)
Apr 03, 2012	51.81	51.87	51.35	51.64	1,856,738	-0.20(-0.39%)
Apr 02, 2012	51.42	51.97	51.32	51.84	546,168	+0.43(+0.83%)
Mar 30, 2012	51.54	51.56	51.23	51.42	503,027	+0.13(+0.25%)
Mar 29, 2012	51.13	51.34	50.91	51.29	1,443,078	-0.12(-0.23%)
Mar 28, 2012	51.61	51.68	51.14	51.41	551,005	-0.23(-0.45%)
Mar 27, 2012	51.86	51.87	51.60	51.64	1,485,719	-0.12(-0.23%)
Mar 26, 2012	51.42	51.78	51.41	51.76	931,878	+0.69(+1.35%)
Mar 23, 2012	50.98	51.14	50.73	51.07	732,195	+0.14(+0.28%)
Mar 22, 2012	50.93	51.06	50.77	50.93	867,645	-0.34(-0.65%)
Mar 21, 2012	51.48	51.48	51.19	51.26	469,571	-0.12(-0.23%)
Mar 20, 2012	51.20	51.46	51.10	51.38	1,064,337	-0.12(-0.23%)
Mar 19, 2012	51.22	51.66	51.20	51.50	382,889	+0.29(+0.56%)
Mar 16, 2012	51.33	51.33	51.14	51.22	533,545	+0.06(+0.11%)
Mar 15, 2012	51.05	51.20	50.88	51.16	468,127	+0.24(+0.47%)
Mar 14, 2012	50.90	51.07	50.75	50.92	912,711	+0.02(+0.03%)
Mar 13, 2012	50.25	50.93	50.16	50.90	668,845	+0.94(+1.89%)
Mar 12, 2012	49.92	50.01	49.78	49.96	556,204	+0.07(+0.14%)
Mar 09, 2012	49.86	50.06	49.82	49.89	276,009	+0.12(+0.24%)
Mar 08, 2012	49.67	49.90	49.55	49.77	388,000	+0.43(+0.87%)
Mar 07, 2012	49.17	49.42	49.09	49.34	874,028	+0.32(+0.65%)
Mar 06, 2012	49.21	49.21	48.87	49.02	468,474	-0.70(-1.40%)
Mar 05, 2012	49.78	49.88	49.53	49.71	836,938	-0.19(-0.38%)
Mar 02, 2012	49.96	50.03	49.79	49.90	456,569	-0.11(-0.22%)
Mar 01, 2012	49.86	50.10	49.80	50.02	595,584	+0.30(+0.61%)
Feb 29, 2012	50.01	50.18	49.64	49.71	1,084,643	-0.19(-0.38%)
Feb 28, 2012	49.72	49.94	49.63	49.90	484,610	+0.22(+0.43%)
Feb 27, 2012	49.27	49.82	49.19	49.69	476,200	+0.12(+0.24%)
Feb 24, 2012	49.57	49.65	49.47	49.57	595,487	+0.10(+0.21%)
Feb 23, 2012	49.28	49.51	49.08	49.47	678,615	+0.18(+0.37%)
Feb 22, 2012	49.35	49.44	49.22	49.28	565,349	-0.18(-0.37%)
Feb 21, 2012	49.46	49.62	49.31	49.47	409,827	+0.12(+0.24%)
Feb 17, 2012	49.35	49.39	49.18	49.35	1,091,038	+0.18(+0.36%)
Feb 16, 2012	48.63	49.23	48.56	49.17	974,438	+0.50(+1.03%)
Feb 15, 2012	49.12	49.15	48.58	48.67	455,568	-0.30(-0.60%)
Feb 14, 2012	48.90	48.96	48.60	48.96	558,000	-0.04(-0.08%)
Feb 13, 2012	48.99	49.07	48.82	49.00	208,282	+0.36(+0.74%)
Feb 10, 2012	48.57	48.66	48.45	48.64	572,476	-0.33(-0.67%)
Feb 09, 2012	48.98	49.07	48.75	48.97	401,091	+0.06(+0.11%)
Feb 08, 2012	48.81	48.92	48.60	48.91	519,040	+0.16(+0.33%)
Feb 07, 2012	48.54	48.86	48.38	48.75	827,552	+0.10(+0.21%)
Feb 06, 2012	48.42	48.67	48.37	48.65	328,639	+0.08(+0.16%)
Feb 03, 2012	48.45	48.63	48.35	48.57	630,570	+0.62(+1.28%)
Feb 02, 2012	47.99	48.07	47.79	47.95	339,159	+0.07(+0.15%)

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