Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	75.02	75.11	74.97	75.11	785,169	+0.14(+0.19%)
Feb 25, 2011	74.84	74.98	74.83	74.96	762,319	+0.20(+0.27%)
Feb 24, 2011	74.82	74.89	74.76	74.77	1,596,910	+0.01(+0.02%)
Feb 23, 2011	74.79	74.85	74.67	74.75	994,464	+0.06(+0.08%)
Feb 22, 2011	74.51	74.74	74.50	74.69	1,453,606	+0.27(+0.36%)
Feb 18, 2011	74.34	74.45	74.29	74.42	976,706	-0.03(-0.04%)
Feb 17, 2011	74.43	74.52	74.40	74.45	852,767	+0.18(+0.24%)
Feb 16, 2011	74.28	74.40	74.22	74.28	667,817	+0.00(+0.00%)
Feb 15, 2011	74.18	74.28	74.16	74.28	722,269	+0.09(+0.12%)
Feb 14, 2011	74.08	74.25	74.08	74.18	1,441,634	+0.04(+0.05%)
Feb 11, 2011	74.15	74.19	73.98	74.15	1,121,345	+0.29(+0.39%)
Feb 10, 2011	74.01	74.05	73.83	73.86	732,478	-0.21(-0.29%)
Feb 09, 2011	73.96	74.16	73.88	74.07	728,783	+0.14(+0.18%)
Feb 08, 2011	74.15	74.16	73.87	73.93	1,042,269	-0.21(-0.29%)
Feb 07, 2011	74.05	74.17	74.01	74.15	850,481	+0.03(+0.04%)
Feb 04, 2011	74.27	74.38	74.08	74.12	1,570,664	-0.25(-0.33%)
Feb 03, 2011	74.50	74.55	74.37	74.37	1,283,280	-0.28(-0.37%)
Feb 02, 2011	74.75	74.81	74.56	74.64	721,538	-0.09(-0.11%)
Feb 01, 2011	74.82	74.83	74.67	74.73	985,232	-0.16(-0.21%)
Jan 31, 2011	75.02	75.09	74.84	74.89	2,386,428	-0.14(-0.19%)
Jan 28, 2011	74.85	75.11	74.83	75.03	1,104,753	+0.11(+0.14%)
Jan 27, 2011	74.88	74.95	74.79	74.92	844,316	+0.13(+0.17%)
Jan 26, 2011	74.95	74.97	74.78	74.80	801,840	-0.25(-0.33%)
Jan 25, 2011	74.83	75.08	74.76	75.05	681,928	+0.23(+0.31%)
Jan 24, 2011	74.77	74.91	74.77	74.81	755,137	-0.04(-0.06%)
Jan 21, 2011	74.60	74.85	74.59	74.85	815,753	+0.23(+0.31%)
Jan 20, 2011	74.78	74.83	74.56	74.62	1,194,011	-0.28(-0.38%)
Jan 19, 2011	74.82	74.96	74.80	74.90	1,286,747	+0.01(+0.02%)
Jan 18, 2011	74.91	74.95	74.75	74.89	628,029	-0.05(-0.07%)
Jan 14, 2011	75.12	75.13	74.94	74.94	1,060,828	-0.16(-0.21%)
Jan 13, 2011	74.73	75.09	74.72	75.09	1,331,152	+0.27(+0.36%)
Jan 12, 2011	74.77	74.85	74.64	74.83	793,448	-0.01(-0.01%)
Jan 11, 2011	75.00	75.00	74.74	74.83	875,848	-0.15(-0.20%)
Jan 10, 2011	74.84	74.98	74.81	74.98	798,536	+0.20(+0.27%)
Jan 07, 2011	74.64	74.85	74.55	74.78	1,366,576	+0.24(+0.32%)
Jan 06, 2011	74.64	74.64	74.50	74.54	2,867,753	+0.01(+0.02%)
Jan 05, 2011	74.62	74.68	74.38	74.53	1,219,214	-0.36(-0.48%)
Jan 04, 2011	74.90	74.97	74.78	74.89	882,431	+0.02(+0.03%)
Jan 03, 2011	74.71	74.90	74.63	74.87	1,043,569	-0.09(-0.11%)
Dec 31, 2010	74.69	74.95	74.68	74.95	778,235	+0.30(+0.41%)
Dec 30, 2010	74.62	74.70	74.49	74.65	1,101,078	-0.06(-0.08%)
Dec 29, 2010	74.22	74.75	74.19	74.71	687,116	+0.52(+0.71%)
Dec 28, 2010	74.53	74.62	74.18	74.18	1,000,255	-0.44(-0.59%)
Dec 27, 2010	74.43	74.66	74.29	74.62	971,814	+0.21(+0.28%)
Dec 23, 2010	74.47	74.49	74.36	74.41	1,819,938	-0.14(-0.19%)
Dec 22, 2010	74.68	74.68	74.46	74.54	947,561	-0.09(-0.12%)
Dec 21, 2010	74.53	74.64	74.45	74.63	2,151,872	+0.14(+0.19%)
Dec 20, 2010	74.47	74.65	74.36	74.49	1,316,456	+0.05(+0.07%)
Dec 17, 2010	74.06	74.47	74.06	74.44	2,235,459	+0.40(+0.54%)
Dec 16, 2010	73.83	74.07	73.68	74.04	2,332,436	+0.14(+0.19%)
Dec 15, 2010	74.08	74.17	73.73	73.90	1,921,512	-0.13(-0.17%)
Dec 14, 2010	74.29	74.38	73.90	74.03	1,332,227	-0.42(-0.56%)
Dec 13, 2010	74.23	74.52	74.16	74.44	2,566,158	+0.05(+0.07%)
Dec 10, 2010	74.53	74.53	74.33	74.39	1,723,360	-0.14(-0.19%)
Dec 09, 2010	74.52	74.62	74.37	74.53	1,140,502	+0.13(+0.18%)
Dec 08, 2010	74.57	74.57	74.13	74.40	2,627,355	-0.36(-0.48%)
Dec 07, 2010	75.07	75.12	74.66	74.76	1,719,193	-0.59(-0.78%)
Dec 06, 2010	75.20	75.34	75.17	75.34	3,688,969	+0.28(+0.37%)
Dec 03, 2010	75.20	75.24	74.97	75.07	934,102	+0.15(+0.20%)
Dec 02, 2010	75.11	75.13	74.91	74.92	1,592,271	-0.15(-0.20%)

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