Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	55.07	55.62	55.02	55.34	941,863	+0.82(+1.50%)
Apr 27, 2012	54.23	54.59	54.00	54.52	752,191	+0.00(+0.00%)
Apr 26, 2012	54.43	54.85	54.39	54.52	984,290	-0.27(-0.49%)
Apr 25, 2012	54.96	55.03	54.53	54.79	771,839	+0.21(+0.38%)
Apr 24, 2012	54.65	54.85	54.40	54.58	905,237	+0.50(+0.92%)
Apr 23, 2012	54.46	54.60	53.57	54.08	1,549,093	-1.92(-3.43%)
Apr 20, 2012	55.86	56.33	55.74	56.00	1,286,725	+0.76(+1.38%)
Apr 19, 2012	55.27	55.74	55.05	55.24	969,070	+0.22(+0.40%)
Apr 18, 2012	54.98	55.22	54.80	55.02	485,887	-0.03(-0.05%)
Apr 17, 2012	55.07	55.12	54.75	55.05	840,103	+0.26(+0.47%)
Apr 16, 2012	55.05	55.41	54.70	54.79	549,550	+0.32(+0.59%)
Apr 13, 2012	54.59	54.64	54.37	54.47	540,846	-0.26(-0.48%)
Apr 12, 2012	54.20	54.81	54.20	54.73	693,184	+0.74(+1.37%)
Apr 11, 2012	53.74	54.10	53.68	53.99	778,962	+0.60(+1.12%)
Apr 10, 2012	53.75	54.09	53.26	53.39	745,575	-0.29(-0.54%)
Apr 09, 2012	53.56	53.78	53.35	53.68	847,607	-0.25(-0.46%)
Apr 05, 2012	53.77	54.08	53.71	53.93	439,775	-0.03(-0.06%)
Apr 04, 2012	54.05	54.19	53.78	53.96	663,393	-0.48(-0.88%)
Apr 03, 2012	54.51	54.77	54.25	54.44	796,446	-0.29(-0.53%)
Apr 02, 2012	54.68	54.86	54.48	54.73	1,043,149	-0.35(-0.64%)
Mar 30, 2012	54.88	55.29	54.80	55.08	1,359,258	+1.20(+2.23%)
Mar 29, 2012	53.92	53.92	53.47	53.88	617,424	-0.05(-0.09%)
Mar 28, 2012	54.07	54.21	53.78	53.93	512,895	-0.11(-0.20%)
Mar 27, 2012	54.29	54.29	54.01	54.04	830,588	+0.23(+0.43%)
Mar 26, 2012	53.69	53.98	53.59	53.81	1,270,973	+0.60(+1.13%)
Mar 23, 2012	53.30	53.36	52.94	53.21	678,505	+0.16(+0.30%)
Mar 22, 2012	53.45	53.46	53.02	53.05	905,185	-0.22(-0.41%)
Mar 21, 2012	53.25	53.66	53.14	53.27	1,342,144	+1.08(+2.07%)
Mar 20, 2012	52.15	52.57	52.03	52.19	1,202,982	-0.64(-1.21%)
Mar 19, 2012	53.09	53.15	52.67	52.83	907,977	-0.73(-1.36%)
Mar 16, 2012	53.95	54.05	53.38	53.56	1,292,449	-0.68(-1.25%)
Mar 15, 2012	54.21	54.44	54.00	54.24	933,139	+0.21(+0.39%)
Mar 14, 2012	54.40	54.89	53.91	54.03	1,572,750	-2.05(-3.66%)
Mar 13, 2012	55.94	56.08	55.49	56.08	903,839	+0.05(+0.09%)
Mar 12, 2012	56.30	56.30	55.91	56.03	1,446,787	+0.68(+1.23%)
Mar 09, 2012	54.44	55.69	54.43	55.35	4,890,895	+2.76(+5.25%)
Mar 08, 2012	52.29	52.66	52.16	52.59	1,696,163	+0.95(+1.84%)
Mar 07, 2012	51.67	51.75	51.38	51.64	848,036	-0.24(-0.46%)
Mar 06, 2012	51.83	52.04	51.58	51.88	746,310	-0.41(-0.78%)
Mar 05, 2012	52.29	52.43	51.96	52.29	724,982	-0.39(-0.74%)
Mar 02, 2012	52.48	52.75	52.46	52.68	476,540	-0.12(-0.23%)
Mar 01, 2012	52.80	52.92	52.60	52.80	721,255	-0.21(-0.40%)
Feb 29, 2012	53.09	53.34	52.91	53.01	869,239	+0.30(+0.57%)
Feb 28, 2012	52.62	52.75	52.37	52.71	585,282	+0.55(+1.05%)
Feb 27, 2012	52.18	52.21	52.04	52.16	684,691	-0.26(-0.50%)
Feb 24, 2012	52.44	52.58	52.32	52.42	439,061	+0.05(+0.10%)
Feb 23, 2012	52.17	52.40	52.07	52.37	550,452	-0.04(-0.08%)
Feb 22, 2012	52.49	52.54	52.23	52.41	708,357	-0.08(-0.15%)
Feb 21, 2012	52.68	52.72	52.46	52.49	1,285,342	-0.43(-0.81%)
Feb 17, 2012	52.78	52.92	52.60	52.92	694,131	+0.12(+0.23%)
Feb 16, 2012	52.38	52.84	52.23	52.80	881,266	+0.81(+1.56%)
Feb 15, 2012	52.10	52.13	51.83	51.99	1,490,176	+0.78(+1.52%)
Feb 14, 2012	51.26	51.40	50.98	51.21	1,923,818	-0.03(-0.06%)
Feb 13, 2012	51.31	51.48	51.13	51.24	1,645,452	+0.64(+1.26%)
Feb 10, 2012	50.67	50.75	50.41	50.60	1,642,590	-0.02(-0.04%)
Feb 09, 2012	50.43	50.63	50.25	50.62	734,743	-0.25(-0.49%)
Feb 08, 2012	50.74	51.03	50.73	50.87	1,159,425	+0.44(+0.87%)
Feb 07, 2012	50.14	50.65	50.14	50.43	486,597	-0.03(-0.06%)
Feb 06, 2012	50.13	50.50	50.06	50.46	1,167,874	-0.72(-1.41%)
Feb 03, 2012	51.25	51.35	50.82	51.18	634,469	-0.16(-0.31%)
Feb 02, 2012	51.41	51.65	51.24	51.34	1,049,892	-0.11(-0.21%)

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