Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	82.19	82.19	82.11	82.11	103,767	-0.07(-0.08%)
Jan 30, 2012	82.21	82.21	82.14	82.18	136,318	+0.01(+0.01%)
Jan 27, 2012	82.15	82.20	82.13	82.17	87,103	+0.03(+0.04%)
Jan 26, 2012	82.13	82.23	82.13	82.14	170,585	-0.01(-0.01%)
Jan 25, 2012	82.11	82.24	82.10	82.15	361,928	+0.01(+0.01%)
Jan 24, 2012	82.10	82.15	82.08	82.14	330,162	+0.01(+0.01%)
Jan 23, 2012	82.14	82.14	82.07	82.13	120,847	+0.02(+0.02%)
Jan 20, 2012	82.01	82.11	82.01	82.11	81,618	+0.11(+0.13%)
Jan 19, 2012	81.98	82.04	81.98	82.01	173,696	-0.02(-0.03%)
Jan 18, 2012	81.93	82.03	81.92	82.03	249,217	+0.05(+0.06%)
Jan 17, 2012	81.95	82.02	81.95	81.98	145,134	-0.02(-0.03%)
Jan 13, 2012	81.94	82.01	81.93	82.01	156,191	+0.03(+0.04%)
Jan 12, 2012	81.91	81.97	81.89	81.97	73,432	+0.09(+0.11%)
Jan 11, 2012	81.88	81.92	81.87	81.88	154,021	+0.07(+0.09%)
Jan 10, 2012	81.89	81.89	81.81	81.81	591,723	-0.08(-0.10%)
Jan 09, 2012	81.84	81.89	81.84	81.89	95,940	+0.05(+0.06%)
Jan 06, 2012	81.88	81.89	81.83	81.84	177,758	-0.02(-0.02%)
Jan 05, 2012	81.79	81.87	81.79	81.86	93,739	+0.02(+0.02%)
Jan 04, 2012	81.78	81.84	81.76	81.84	158,932	-0.02(-0.02%)
Dec 30, 2011	81.81	81.90	81.81	81.86	128,406	+0.01(+0.01%)
Dec 29, 2011	81.80	81.88	81.78	81.85	404,472	+0.06(+0.07%)
Dec 28, 2011	81.76	81.81	81.75	81.79	128,829	-0.07(-0.09%)
Dec 27, 2011	81.82	81.91	81.82	81.87	181,083	+0.03(+0.03%)
Dec 23, 2011	81.89	82.03	81.80	81.84	121,115	+0.03(+0.04%)
Dec 21, 2011	81.83	81.88	81.81	81.81	136,070	-0.04(-0.05%)
Dec 20, 2011	81.82	81.87	81.81	81.85	140,600	-0.02(-0.03%)
Dec 19, 2011	81.82	81.88	81.82	81.88	138,837	-0.01(-0.01%)
Dec 16, 2011	81.86	81.88	81.84	81.88	120,086	+0.03(+0.04%)
Dec 15, 2011	81.83	81.85	81.79	81.85	188,917	+0.00(+0.00%)
Dec 14, 2011	81.84	81.85	81.81	81.85	108,867	+0.02(+0.02%)
Dec 13, 2011	81.85	81.88	81.80	81.83	115,552	-0.02(-0.03%)
Dec 12, 2011	81.86	81.89	81.83	81.86	239,511	+0.02(+0.02%)
Dec 09, 2011	81.87	81.91	81.83	81.84	209,000	-0.07(-0.09%)
Dec 08, 2011	81.92	81.92	81.86	81.92	236,240	+0.04(+0.05%)
Dec 07, 2011	81.90	81.92	81.88	81.88	232,662	-0.05(-0.06%)
Dec 06, 2011	81.90	81.92	81.89	81.92	132,661	-0.02(-0.02%)
Dec 05, 2011	81.93	81.94	81.91	81.94	121,197	+0.03(+0.04%)
Dec 02, 2011	81.93	81.94	81.87	81.91	167,800	+0.06(+0.07%)
Dec 01, 2011	81.99	81.99	81.85	81.85	150,773	-0.15(-0.19%)
Nov 30, 2011	81.95	82.01	81.92	82.00	109,037	+0.01(+0.02%)
Nov 29, 2011	81.95	82.03	81.94	81.99	65,118	-0.02(-0.03%)
Nov 28, 2011	81.95	82.01	81.92	82.01	202,267	+0.09(+0.11%)
Nov 25, 2011	81.89	81.96	81.88	81.92	57,698	+0.00(+0.00%)
Nov 23, 2011	81.95	81.99	81.87	81.92	173,537	-0.08(-0.10%)
Nov 22, 2011	81.95	82.05	81.93	82.00	747,996	+0.02(+0.03%)
Nov 21, 2011	82.01	82.02	81.98	81.98	96,432	-0.09(-0.11%)
Nov 18, 2011	82.10	82.10	82.02	82.07	69,732	+0.02(+0.03%)
Nov 17, 2011	82.07	82.08	82.04	82.05	191,188	+0.01(+0.01%)
Nov 16, 2011	82.05	82.10	82.04	82.04	82,588	-0.04(-0.05%)
Nov 15, 2011	82.09	82.09	81.99	82.08	248,649	+0.04(+0.05%)
Nov 14, 2011	82.11	82.13	81.97	82.04	77,203	-0.07(-0.08%)
Nov 11, 2011	82.06	82.10	82.01	82.10	105,938	+0.10(+0.12%)
Nov 10, 2011	82.01	82.07	82.00	82.01	227,398	+0.00(+0.00%)
Nov 09, 2011	82.12	82.12	82.00	82.01	402,361	-0.09(-0.11%)
Nov 08, 2011	82.12	82.14	82.08	82.10	195,542	-0.02(-0.02%)
Nov 07, 2011	82.10	82.14	82.09	82.11	123,690	+0.00(+0.00%)
Nov 04, 2011	82.14	82.18	82.10	82.11	746,362	-0.01(-0.01%)
Nov 03, 2011	82.10	82.13	82.09	82.12	80,063	-0.01(-0.01%)
Nov 02, 2011	82.01	82.13	81.98	82.13	187,477	+0.13(+0.16%)

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