Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	64.21	64.74	64.21	64.35	735,855	+0.12(+0.18%)
Mar 30, 2011	64.11	64.33	63.39	64.23	3,002,211	+0.66(+1.04%)
Mar 29, 2011	62.94	63.57	62.52	63.57	1,305,029	+0.73(+1.16%)
Mar 28, 2011	63.32	63.67	62.83	62.84	2,811,345	-0.43(-0.68%)
Mar 25, 2011	63.13	63.78	62.98	63.27	1,544,600	+0.35(+0.55%)
Mar 24, 2011	63.07	63.10	62.23	62.92	1,073,410	+0.31(+0.50%)
Mar 23, 2011	61.68	62.81	61.37	62.61	800,315	+0.93(+1.50%)
Mar 22, 2011	61.85	61.90	61.29	61.68	952,406	-0.16(-0.27%)
Mar 21, 2011	61.68	61.88	61.43	61.85	776,496	+1.09(+1.80%)
Mar 18, 2011	61.48	61.57	60.60	60.76	810,591	+0.20(+0.34%)
Mar 17, 2011	60.34	61.02	60.15	60.55	692,328	+1.12(+1.89%)
Mar 16, 2011	60.39	60.78	58.71	59.43	1,530,180	-0.86(-1.42%)
Mar 15, 2011	59.65	60.67	59.62	60.29	789,542	-0.16(-0.26%)
Mar 14, 2011	60.18	60.81	59.69	60.44	770,083	+0.36(+0.60%)
Mar 11, 2011	58.68	60.31	58.68	60.08	978,311	+0.86(+1.46%)
Mar 10, 2011	59.89	60.01	58.93	59.22	2,427,805	-1.55(-2.55%)
Mar 09, 2011	61.56	61.56	60.50	60.77	1,044,976	-0.99(-1.60%)
Mar 08, 2011	61.36	61.94	60.43	61.75	1,239,173	+0.48(+0.78%)
Mar 07, 2011	62.74	62.87	60.87	61.28	1,279,347	-1.11(-1.78%)
Mar 04, 2011	62.83	62.94	61.87	62.38	955,109	-0.43(-0.69%)
Mar 03, 2011	62.22	62.82	62.15	62.81	966,054	+1.38(+2.25%)
Mar 02, 2011	60.91	61.76	60.81	61.43	1,140,503	+0.42(+0.70%)
Mar 01, 2011	62.52	62.76	60.99	61.01	1,928,054	-1.27(-2.04%)
Feb 28, 2011	62.16	62.44	61.66	62.28	420,806	+0.57(+0.92%)
Feb 25, 2011	61.28	61.73	61.17	61.72	653,635	+0.98(+1.62%)
Feb 24, 2011	60.88	61.56	59.89	60.73	1,735,093	-0.27(-0.45%)
Feb 23, 2011	61.17	61.60	59.77	61.01	1,721,379	-0.20(-0.32%)
Feb 22, 2011	62.72	63.09	61.13	61.20	957,418	-2.20(-3.47%)
Feb 18, 2011	64.20	64.20	63.13	63.40	573,514	-0.75(-1.16%)
Feb 17, 2011	63.75	64.22	63.35	64.15	372,133	+0.48(+0.75%)
Feb 16, 2011	63.37	63.73	63.13	63.67	566,824	+0.67(+1.06%)
Feb 15, 2011	63.32	63.58	62.85	63.00	424,622	-0.42(-0.66%)
Feb 14, 2011	62.62	63.47	62.62	63.42	461,855	+0.92(+1.47%)
Feb 11, 2011	61.96	62.69	61.80	62.50	419,459	+0.35(+0.56%)
Feb 10, 2011	61.36	62.42	61.31	62.15	527,583	+0.34(+0.55%)
Feb 09, 2011	62.32	62.50	61.50	61.81	664,023	-0.84(-1.34%)
Feb 08, 2011	62.58	62.72	62.06	62.65	839,753	+0.33(+0.53%)
Feb 07, 2011	62.32	62.93	62.22	62.32	694,744	+0.20(+0.32%)
Feb 04, 2011	62.48	62.48	61.64	62.12	349,623	-0.13(-0.20%)
Feb 03, 2011	62.05	62.37	61.31	62.25	633,468	+0.08(+0.13%)
Feb 02, 2011	62.17	62.66	61.86	62.17	803,316	-0.13(-0.21%)
Feb 01, 2011	61.14	62.41	61.14	62.30	820,234	+1.70(+2.80%)
Jan 31, 2011	59.74	60.73	59.74	60.61	789,276	+0.99(+1.66%)
Jan 28, 2011	60.24	60.59	59.44	59.62	711,990	-0.72(-1.20%)
Jan 27, 2011	61.07	61.07	59.91	60.34	666,008	-0.56(-0.92%)
Jan 26, 2011	59.72	61.02	59.72	60.90	623,307	+1.46(+2.46%)
Jan 25, 2011	59.21	59.48	58.73	59.44	945,504	-0.03(-0.05%)
Jan 24, 2011	58.75	59.80	58.75	59.47	422,252	+0.68(+1.16%)
Jan 21, 2011	59.59	59.79	58.75	58.79	378,565	-0.35(-0.60%)
Jan 20, 2011	59.44	59.46	58.51	59.14	1,018,805	-0.90(-1.49%)
Jan 19, 2011	61.72	61.72	59.94	60.03	950,372	-1.59(-2.59%)
Jan 18, 2011	61.27	61.64	61.26	61.63	425,565	+0.48(+0.78%)
Jan 14, 2011	61.23	61.24	60.77	61.15	400,142	-0.17(-0.28%)
Jan 13, 2011	61.96	61.96	61.19	61.32	1,134,811	-0.46(-0.74%)
Jan 12, 2011	61.95	61.95	61.43	61.78	804,459	+0.42(+0.68%)
Jan 11, 2011	61.04	61.45	60.95	61.36	808,142	+0.74(+1.22%)
Jan 10, 2011	60.29	60.75	59.66	60.62	417,417	+0.09(+0.14%)
Jan 07, 2011	60.80	60.99	59.89	60.54	875,807	-0.15(-0.25%)
Jan 06, 2011	61.30	61.30	60.46	60.69	607,487	-0.48(-0.78%)
Jan 05, 2011	60.67	61.26	60.38	61.17	675,218	+0.18(+0.30%)
Jan 04, 2011	61.64	61.74	60.07	60.98	949,906	-0.43(-0.70%)

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