Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	56.75	57.09	56.72	56.92	5,271,085	-0.01(-0.02%)
Apr 28, 2011	56.28	56.98	56.27	56.94	6,145,124	+0.45(+0.79%)
Apr 27, 2011	56.02	56.53	55.85	56.49	6,449,330	+0.31(+0.55%)
Apr 26, 2011	55.64	56.56	55.27	56.18	13,664,068	+1.07(+1.93%)
Apr 25, 2011	55.16	55.23	54.62	55.11	3,735,158	+0.12(+0.21%)
Apr 21, 2011	55.10	55.30	54.84	55.00	5,005,717	+0.09(+0.17%)
Apr 20, 2011	54.44	55.29	54.42	54.90	6,217,472	+1.11(+2.07%)
Apr 19, 2011	53.67	53.89	53.56	53.79	4,158,491	+0.24(+0.45%)
Apr 18, 2011	53.84	53.84	53.04	53.55	6,212,789	-0.80(-1.48%)
Apr 15, 2011	54.39	54.54	53.86	54.35	5,314,096	-0.07(-0.13%)
Apr 14, 2011	54.12	54.59	53.73	54.42	3,912,103	+0.05(+0.09%)
Apr 13, 2011	54.50	54.60	54.19	54.38	4,842,292	+0.29(+0.53%)
Apr 12, 2011	54.58	54.62	53.89	54.09	6,681,611	-0.86(-1.57%)
Apr 11, 2011	54.80	55.42	54.69	54.95	5,501,809	+0.36(+0.67%)
Apr 08, 2011	54.80	54.90	54.24	54.59	4,208,871	+0.02(+0.03%)
Apr 07, 2011	54.76	55.00	54.22	54.57	5,874,054	-0.37(-0.67%)
Apr 06, 2011	55.01	55.10	54.59	54.94	4,267,852	+0.25(+0.46%)
Apr 05, 2011	54.76	55.04	54.47	54.69	3,937,949	-0.15(-0.27%)
Apr 04, 2011	54.27	54.94	54.27	54.83	3,343,416	+0.30(+0.55%)
Apr 01, 2011	54.77	55.24	54.24	54.53	6,057,720	-0.22(-0.40%)
Mar 31, 2011	54.11	54.85	54.08	54.75	5,474,868	+0.60(+1.11%)
Mar 30, 2011	54.15	54.15	54.15	54.15	6,091,767	-0.22(-0.40%)
Mar 29, 2011	54.03	54.40	53.81	54.36	3,794,978	+0.42(+0.78%)
Mar 28, 2011	54.12	54.35	53.94	53.94	4,123,496	-0.09(-0.16%)
Mar 25, 2011	54.38	54.43	53.95	54.03	4,697,273	-0.18(-0.33%)
Mar 24, 2011	54.23	54.45	53.81	54.21	4,434,950	+0.26(+0.48%)
Mar 23, 2011	53.06	54.26	53.05	53.95	6,794,091	+0.84(+1.59%)
Mar 22, 2011	53.26	53.57	52.94	53.11	3,530,507	-0.15(-0.27%)
Mar 21, 2011	53.69	53.76	53.21	53.26	6,108,431	+1.15(+2.21%)
Mar 18, 2011	52.54	52.76	51.84	52.10	8,246,326	+0.17(+0.33%)
Mar 17, 2011	51.88	52.10	51.56	51.93	6,118,304	+0.67(+1.30%)
Mar 16, 2011	52.15	52.26	50.89	51.27	10,916,107	-1.14(-2.18%)
Mar 15, 2011	51.82	52.75	51.69	52.41	9,011,313	-0.89(-1.67%)
Mar 14, 2011	53.41	53.41	52.64	53.30	6,063,340	-0.35(-0.64%)
Mar 11, 2011	52.53	53.90	52.53	53.64	6,000,474	+0.94(+1.78%)
Mar 10, 2011	54.06	54.06	52.70	52.71	8,707,438	-1.85(-3.39%)
Mar 09, 2011	54.76	54.89	54.21	54.56	3,617,714	-0.34(-0.62%)
Mar 08, 2011	54.09	55.14	54.05	54.90	6,189,431	+0.79(+1.46%)
Mar 07, 2011	54.21	54.78	53.88	54.11	6,475,998	+0.12(+0.23%)
Mar 04, 2011	54.29	54.63	53.49	53.98	4,735,060	-0.36(-0.67%)
Mar 03, 2011	53.78	54.69	53.78	54.35	5,227,833	+0.87(+1.63%)
Mar 02, 2011	52.84	53.99	52.84	53.47	4,797,867	+0.50(+0.95%)
Mar 01, 2011	53.98	54.08	52.96	52.97	6,844,689	-1.04(-1.92%)
Feb 28, 2011	53.81	54.25	53.35	54.01	8,192,557	+1.16(+2.19%)
Feb 25, 2011	52.56	53.09	52.52	52.85	4,883,232	+0.13(+0.24%)
Feb 24, 2011	52.95	53.13	52.27	52.72	6,824,210	-0.13(-0.25%)
Feb 23, 2011	54.21	54.21	52.63	52.85	9,155,673	-1.02(-1.89%)
Feb 22, 2011	54.30	54.84	53.77	53.87	8,593,807	-0.56(-1.03%)
Feb 18, 2011	54.30	54.44	53.90	54.43	5,866,340	+0.13(+0.25%)
Feb 17, 2011	53.95	54.43	53.88	54.30	5,352,221	+0.23(+0.43%)
Feb 16, 2011	53.56	54.43	53.55	54.07	6,671,149	+0.46(+0.86%)
Feb 15, 2011	53.32	53.68	53.02	53.60	5,100,633	+0.06(+0.11%)
Feb 14, 2011	53.44	53.78	53.44	53.55	5,867,928	+0.06(+0.11%)
Feb 11, 2011	52.64	53.57	52.47	53.49	5,852,622	+0.71(+1.34%)
Feb 10, 2011	52.58	52.83	52.41	52.78	4,784,162	-0.11(-0.21%)
Feb 09, 2011	52.13	52.93	52.23	52.89	8,215,126	+0.76(+1.46%)
Feb 08, 2011	51.84	52.15	51.73	52.13	4,648,694	+0.40(+0.77%)
Feb 07, 2011	51.37	52.00	51.16	51.73	4,499,586	+0.29(+0.57%)
Feb 04, 2011	51.23	51.50	51.07	51.44	3,387,751	+0.22(+0.43%)
Feb 03, 2011	51.17	51.43	51.01	51.22	3,401,954	+0.09(+0.18%)
Feb 02, 2011	51.09	51.53	51.09	51.13	4,964,447	-0.02(-0.05%)

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