Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	57.62	57.91	57.62	57.75	22,827	+0.03(+0.04%)
Mar 30, 2011	57.47	57.95	57.47	57.73	56,325	+0.49(+0.86%)
Mar 29, 2011	56.88	57.24	56.80	57.23	35,103	+0.39(+0.69%)
Mar 28, 2011	56.96	56.96	56.83	56.84	24,949	-0.01(-0.01%)
Mar 25, 2011	56.81	57.09	56.67	56.85	28,435	+0.16(+0.29%)
Mar 24, 2011	56.34	56.73	56.17	56.69	17,862	+0.65(+1.16%)
Mar 23, 2011	55.95	56.14	55.65	56.04	38,485	-0.08(-0.13%)
Mar 22, 2011	56.39	56.39	56.08	56.11	37,392	-0.02(-0.03%)
Mar 21, 2011	56.24	56.29	56.04	56.13	39,488	+0.32(+0.57%)
Mar 18, 2011	56.11	56.11	55.59	55.81	31,724	+0.32(+0.57%)
Mar 17, 2011	55.67	55.67	55.21	55.50	32,847	+0.59(+1.08%)
Mar 16, 2011	55.65	55.66	54.66	54.90	48,860	-0.91(-1.63%)
Mar 15, 2011	55.69	56.07	55.64	55.81	171,099	-0.67(-1.19%)
Mar 14, 2011	56.36	56.76	56.21	56.49	180,529	-0.29(-0.51%)
Mar 11, 2011	56.31	56.86	56.31	56.77	26,151	+0.23(+0.41%)
Mar 10, 2011	57.15	57.15	56.52	56.54	70,862	-0.85(-1.48%)
Mar 09, 2011	57.14	57.50	57.14	57.39	65,241	+0.07(+0.13%)
Mar 08, 2011	56.94	57.46	56.79	57.32	26,878	+0.41(+0.72%)
Mar 07, 2011	57.55	57.55	56.65	56.91	46,648	-0.49(-0.86%)
Mar 04, 2011	57.56	57.56	57.04	57.40	71,904	-0.06(-0.10%)
Mar 03, 2011	56.90	57.55	56.84	57.46	36,723	+1.03(+1.83%)
Mar 02, 2011	56.08	56.52	56.04	56.43	39,379	+0.20(+0.36%)
Mar 01, 2011	56.71	56.85	56.18	56.23	39,864	-0.37(-0.66%)
Feb 28, 2011	56.34	56.67	56.32	56.60	28,762	+0.51(+0.91%)
Feb 25, 2011	55.79	56.09	55.73	56.09	27,078	+0.54(+0.97%)
Feb 24, 2011	55.30	55.69	55.24	55.55	88,126	+0.12(+0.21%)
Feb 23, 2011	55.89	55.95	55.43	55.44	39,296	-0.48(-0.86%)
Feb 22, 2011	56.16	56.47	55.84	55.92	108,608	-0.85(-1.50%)
Feb 18, 2011	56.68	56.87	56.57	56.77	58,425	+0.10(+0.18%)
Feb 17, 2011	56.26	56.74	56.23	56.67	48,463	+0.19(+0.34%)
Feb 16, 2011	56.33	56.61	56.31	56.48	38,646	+0.27(+0.47%)
Feb 15, 2011	56.03	56.21	55.94	56.21	177,816	+0.00(+0.00%)
Feb 14, 2011	55.96	56.24	55.86	56.21	293,245	+0.22(+0.39%)
Feb 11, 2011	55.68	56.09	55.60	55.99	65,710	+0.10(+0.18%)
Feb 10, 2011	55.60	55.93	55.60	55.89	101,716	+0.07(+0.12%)
Feb 09, 2011	55.81	55.94	55.68	55.83	96,953	-0.12(-0.21%)
Feb 08, 2011	55.77	55.96	55.77	55.94	107,988	+0.18(+0.32%)
Feb 07, 2011	55.79	55.94	55.73	55.77	466,306	-0.04(-0.06%)
Feb 04, 2011	55.65	55.80	55.44	55.80	37,667	+0.22(+0.39%)
Feb 03, 2011	55.40	55.70	55.08	55.59	299,532	+0.07(+0.12%)
Feb 02, 2011	55.60	55.60	55.40	55.52	68,101	-0.09(-0.16%)
Feb 01, 2011	55.10	55.73	55.07	55.61	101,424	+0.90(+1.64%)
Jan 31, 2011	54.78	54.90	54.55	54.71	169,657	+0.07(+0.14%)
Jan 28, 2011	55.69	55.70	54.60	54.64	425,734	-1.03(-1.85%)
Jan 27, 2011	55.41	55.75	55.41	55.67	79,322	+0.14(+0.25%)
Jan 26, 2011	55.58	55.67	55.50	55.53	55,743	+0.00(+0.00%)
Jan 25, 2011	55.30	55.62	55.30	55.53	82,352	+0.04(+0.07%)
Jan 24, 2011	55.34	55.66	55.34	55.49	34,709	+0.01(+0.02%)
Jan 21, 2011	55.67	55.75	55.44	55.48	25,850	-0.04(-0.08%)
Jan 20, 2011	55.25	55.59	55.20	55.52	60,076	+0.10(+0.18%)
Jan 19, 2011	55.85	55.85	55.22	55.42	94,950	-0.38(-0.69%)
Jan 18, 2011	55.46	55.81	55.46	55.80	72,841	+0.22(+0.40%)
Jan 14, 2011	55.34	55.58	55.34	55.58	68,943	+0.05(+0.09%)
Jan 13, 2011	55.68	55.68	55.42	55.53	46,747	-0.24(-0.43%)
Jan 12, 2011	55.75	55.81	55.55	55.77	38,749	+0.28(+0.51%)
Jan 11, 2011	55.34	55.55	55.32	55.49	14,790	+0.27(+0.48%)
Jan 10, 2011	55.08	55.24	55.08	55.22	21,651	-0.12(-0.21%)
Jan 07, 2011	55.35	55.40	55.01	55.34	40,260	-0.04(-0.08%)
Jan 06, 2011	55.17	55.42	55.17	55.38	35,192	+0.14(+0.26%)
Jan 05, 2011	54.89	55.30	54.89	55.24	47,260	+0.13(+0.24%)
Jan 04, 2011	55.10	55.11	54.89	55.10	128,429	+0.13(+0.24%)

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