Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	57.18	57.44	55.80	56.13	7,592,300	-1.44(-2.50%)
Apr 27, 2012	57.07	57.75	56.36	57.57	6,125,700	+0.93(+1.64%)
Apr 26, 2012	55.01	57.28	54.68	56.64	9,124,600	+1.98(+3.62%)
Apr 25, 2012	55.10	55.30	54.51	54.66	5,989,500	+0.04(+0.07%)
Apr 24, 2012	54.94	55.05	54.42	54.62	3,847,700	-0.02(-0.04%)
Apr 23, 2012	54.66	54.86	54.17	54.64	3,587,600	-0.65(-1.18%)
Apr 20, 2012	55.36	55.88	55.08	55.29	5,371,000	+0.30(+0.55%)
Apr 19, 2012	55.10	55.25	54.55	54.99	4,868,700	-0.11(-0.20%)
Apr 18, 2012	54.65	55.23	54.43	55.10	3,328,900	+0.20(+0.36%)
Apr 17, 2012	54.99	55.19	54.62	54.90	3,953,500	+0.32(+0.59%)
Apr 16, 2012	54.54	54.97	54.01	54.58	4,354,900	+0.16(+0.29%)
Apr 13, 2012	54.51	54.72	53.83	54.42	5,576,500	-0.34(-0.62%)
Apr 12, 2012	53.86	54.81	53.68	54.76	5,404,700	+0.85(+1.58%)
Apr 11, 2012	53.73	54.01	53.05	53.91	9,653,700	+0.79(+1.49%)
Apr 10, 2012	53.94	54.05	53.02	53.12	4,763,300	-0.93(-1.72%)
Apr 09, 2012	54.10	54.27	53.77	54.05	8,456,700	-0.68(-1.24%)
Apr 05, 2012	55.00	55.31	54.69	54.73	4,288,500	-0.51(-0.92%)
Apr 04, 2012	55.47	55.68	54.86	55.24	4,959,300	-0.77(-1.37%)
Apr 03, 2012	55.73	56.10	55.27	56.01	4,026,400	+0.21(+0.38%)
Apr 02, 2012	55.98	56.13	55.51	55.80	6,352,900	-0.38(-0.68%)
Mar 30, 2012	56.56	56.65	55.61	56.18	5,203,500	+0.16(+0.29%)
Mar 29, 2012	55.54	56.34	55.25	56.02	10,058,800	+0.21(+0.38%)
Mar 28, 2012	55.65	56.66	54.93	55.81	33,116,500	+2.28(+4.26%)
Mar 27, 2012	53.19	53.65	53.14	53.53	3,922,400	+0.34(+0.64%)
Mar 26, 2012	53.20	53.50	53.09	53.19	3,502,200	+0.33(+0.62%)
Mar 23, 2012	53.15	53.15	52.41	52.86	3,001,300	-0.09(-0.17%)
Mar 22, 2012	52.77	53.00	52.46	52.95	2,993,800	-0.12(-0.23%)
Mar 21, 2012	52.99	53.27	52.81	53.07	2,741,500	+0.22(+0.42%)
Mar 20, 2012	53.12	53.34	52.65	52.85	3,334,400	-0.59(-1.10%)
Mar 19, 2012	53.41	53.65	53.09	53.44	3,759,500	-0.18(-0.34%)
Mar 16, 2012	53.41	53.75	53.32	53.62	4,490,000	+0.28(+0.52%)
Mar 15, 2012	52.92	53.44	52.57	53.34	4,900,800	+0.55(+1.04%)
Mar 14, 2012	53.01	53.69	52.68	52.79	5,033,300	-0.17(-0.32%)
Mar 13, 2012	52.67	53.02	52.05	52.96	7,876,100	+0.46(+0.88%)
Mar 12, 2012	53.00	53.06	52.46	52.50	3,412,900	-0.42(-0.79%)
Mar 09, 2012	52.77	53.10	52.40	52.92	5,397,300	+0.32(+0.61%)
Mar 08, 2012	52.45	52.69	52.15	52.60	4,878,800	+0.33(+0.63%)
Mar 07, 2012	51.53	52.41	51.32	52.27	5,946,400	+0.82(+1.59%)
Mar 06, 2012	51.30	51.87	51.29	51.45	6,858,200	-0.59(-1.13%)
Mar 05, 2012	51.51	52.06	51.25	52.04	4,820,700	+0.39(+0.76%)
Mar 02, 2012	51.75	51.85	51.39	51.65	2,459,400	-0.16(-0.31%)
Mar 01, 2012	51.96	52.13	51.39	51.81	4,888,300	-0.01(-0.02%)
Feb 29, 2012	52.20	52.50	51.46	51.82	4,611,300	-0.18(-0.35%)
Feb 28, 2012	52.04	52.43	51.60	52.00	3,857,200	-0.10(-0.19%)
Feb 27, 2012	51.49	52.50	51.25	52.10	7,250,000	+0.95(+1.86%)
Feb 24, 2012	51.47	51.69	51.12	51.15	3,398,700	-0.40(-0.78%)
Feb 23, 2012	51.38	51.96	51.22	51.55	3,704,300	+0.13(+0.25%)
Feb 22, 2012	51.55	51.99	51.14	51.42	4,859,100	+0.04(+0.08%)
Feb 21, 2012	50.41	51.50	50.41	51.38	7,132,700	+1.43(+2.86%)
Feb 17, 2012	49.36	50.04	49.29	49.95	6,223,900	+0.88(+1.79%)
Feb 16, 2012	48.62	49.18	48.12	49.07	6,332,900	+0.42(+0.86%)
Feb 15, 2012	49.22	49.35	48.54	48.65	4,201,000	-0.39(-0.80%)
Feb 14, 2012	49.46	49.64	48.59	49.04	6,780,600	-0.67(-1.35%)
Feb 13, 2012	49.47	49.91	49.37	49.71	6,048,000	+0.46(+0.93%)
Feb 10, 2012	48.83	49.52	48.75	49.25	5,082,400	-0.44(-0.89%)
Feb 09, 2012	50.11	50.41	49.60	49.69	4,586,500	-0.43(-0.86%)
Feb 08, 2012	50.10	50.45	49.92	50.12	4,361,800	-0.09(-0.18%)
Feb 07, 2012	50.48	50.63	50.03	50.21	3,825,200	-0.55(-1.08%)
Feb 06, 2012	50.58	51.00	50.58	50.76	3,103,900	-0.10(-0.20%)
Feb 03, 2012	50.74	51.08	50.46	50.86	7,286,100	+0.38(+0.75%)
Feb 02, 2012	50.43	51.07	50.37	50.48	4,863,100	-0.07(-0.14%)

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