Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2012	82.29	82.35	81.94	82.01	2,877,595	-0.43(-0.53%)
Dec 28, 2012	82.35	82.44	82.29	82.44	2,795,100	+0.18(+0.22%)
Dec 27, 2012	82.01	82.30	81.99	82.26	2,296,901	+0.26(+0.32%)
Dec 26, 2012	82.09	82.11	81.98	81.99	2,422,459	+0.12(+0.14%)
Dec 24, 2012	81.82	81.96	81.81	81.88	2,815,238	-0.05(-0.07%)
Dec 21, 2012	81.90	81.99	81.83	81.93	3,921,044	+0.14(+0.17%)
Dec 20, 2012	81.85	81.94	81.73	81.79	3,766,274	+0.08(+0.10%)
Dec 19, 2012	81.53	81.73	81.53	81.71	4,605,366	+0.32(+0.39%)
Dec 18, 2012	81.68	81.69	81.29	81.39	3,371,665	-0.20(-0.25%)
Dec 17, 2012	81.86	81.90	81.59	81.59	2,934,797	-0.26(-0.32%)
Dec 14, 2012	81.88	81.96	81.83	81.86	4,208,858	+0.06(+0.07%)
Dec 13, 2012	81.79	81.92	81.68	81.79	5,379,187	-0.13(-0.16%)
Dec 12, 2012	82.17	82.31	81.87	81.92	3,537,983	-0.25(-0.30%)
Dec 11, 2012	82.44	82.46	82.15	82.17	3,500,304	-0.30(-0.37%)
Dec 10, 2012	82.51	82.54	82.42	82.48	3,388,936	+0.07(+0.09%)
Dec 07, 2012	82.48	82.50	82.40	82.40	2,881,528	-0.20(-0.24%)
Dec 06, 2012	82.67	82.77	82.58	82.60	4,050,740	-0.01(-0.02%)
Dec 05, 2012	82.52	82.65	82.46	82.61	2,876,597	+0.17(+0.20%)
Dec 04, 2012	82.47	82.51	82.37	82.44	3,533,174	+0.17(+0.20%)
Nov 30, 2012	82.38	82.44	82.26	82.28	3,160,511	-0.01(-0.01%)
Nov 29, 2012	82.28	82.33	82.22	82.28	1,562,596	+0.06(+0.07%)
Nov 28, 2012	82.30	82.39	82.20	82.22	2,179,582	-0.01(-0.02%)
Nov 27, 2012	82.17	82.29	82.17	82.24	3,329,764	+0.05(+0.06%)
Nov 26, 2012	82.19	82.31	82.13	82.19	3,580,725	+0.13(+0.16%)
Nov 23, 2012	82.06	82.15	82.02	82.06	1,378,877	+0.04(+0.04%)
Nov 21, 2012	81.95	82.06	81.89	82.02	3,360,134	+0.06(+0.07%)
Nov 20, 2012	82.18	82.22	81.94	81.96	4,793,648	-0.26(-0.31%)
Nov 19, 2012	81.90	82.24	81.89	82.22	3,540,121	+0.26(+0.31%)
Nov 16, 2012	81.94	82.09	81.92	81.96	3,237,466	+0.03(+0.03%)
Nov 15, 2012	81.87	81.99	81.87	81.93	3,292,784	-0.16(-0.20%)
Nov 14, 2012	81.77	82.14	81.77	82.10	3,630,090	+0.17(+0.21%)
Nov 13, 2012	82.09	82.18	81.89	81.93	2,745,268	+0.03(+0.04%)
Nov 12, 2012	81.88	82.04	81.85	81.89	1,471,721	+0.01(+0.02%)
Nov 09, 2012	81.98	82.08	81.77	81.88	4,230,831	-0.20(-0.25%)
Nov 08, 2012	82.12	82.19	81.92	82.08	4,715,089	-0.08(-0.10%)
Nov 07, 2012	82.47	82.49	82.16	82.16	2,353,298	+0.17(+0.21%)
Nov 06, 2012	82.27	82.34	81.95	81.99	2,166,211	-0.40(-0.48%)
Nov 05, 2012	82.36	82.53	82.36	82.39	3,077,269	+0.04(+0.05%)
Nov 02, 2012	82.45	82.52	82.21	82.35	2,880,072	-0.16(-0.20%)
Nov 01, 2012	82.59	82.71	82.45	82.51	2,899,991	-0.36(-0.44%)
Oct 31, 2012	82.82	82.98	82.66	82.88	1,909,612	+0.26(+0.31%)
Oct 26, 2012	82.44	82.62	82.62	82.62	1,790,892	+0.40(+0.49%)
Oct 25, 2012	82.35	82.48	82.19	82.22	2,243,048	-0.24(-0.29%)
Oct 24, 2012	82.60	82.70	82.44	82.45	4,219,099	-0.22(-0.27%)
Oct 23, 2012	82.46	82.70	82.44	82.67	1,764,258	-0.05(-0.07%)
Oct 19, 2012	82.66	82.87	82.59	82.73	2,547,180	+0.15(+0.18%)
Oct 18, 2012	82.84	82.86	82.53	82.58	2,287,865	-0.15(-0.19%)
Oct 17, 2012	82.88	82.96	82.70	82.74	9,581,392	-0.16(-0.20%)
Oct 16, 2012	82.90	83.00	82.82	82.90	3,232,788	-0.05(-0.06%)
Oct 15, 2012	82.72	82.96	82.68	82.95	3,183,644	+0.26(+0.31%)
Oct 12, 2012	82.70	82.84	82.63	82.69	2,541,125	+0.09(+0.11%)
Oct 11, 2012	82.23	82.65	82.21	82.60	3,213,921	+0.27(+0.33%)
Oct 10, 2012	82.12	82.43	82.03	82.33	3,589,676	+0.15(+0.18%)
Oct 09, 2012	81.95	82.34	81.95	82.18	4,649,318	+0.09(+0.11%)
Oct 08, 2012	82.10	82.16	82.01	82.10	1,061,633	+0.22(+0.26%)
Oct 05, 2012	81.90	81.98	81.85	81.88	2,540,383	-0.13(-0.16%)
Oct 04, 2012	82.01	82.14	81.97	82.01	2,538,905	-0.07(-0.08%)
Oct 03, 2012	81.95	82.08	81.87	82.08	9,193,556	+0.05(+0.07%)
Oct 02, 2012	81.91	82.05	81.89	82.02	3,249,076	+0.03(+0.03%)

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