Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	57.21	57.43	57.18	57.42	2,369,427	+0.37(+0.65%)
Jan 28, 2011	57.41	57.42	57.05	57.05	2,819,420	-0.31(-0.54%)
Jan 27, 2011	57.42	57.42	57.26	57.36	1,305,156	+0.03(+0.05%)
Jan 26, 2011	57.26	57.38	57.22	57.33	2,279,692	+0.17(+0.30%)
Jan 25, 2011	57.16	57.26	57.07	57.16	2,033,547	+0.00(+0.00%)
Jan 24, 2011	57.08	57.21	57.08	57.16	1,111,129	+0.13(+0.22%)
Jan 21, 2011	56.99	57.11	56.95	57.04	1,948,789	+0.10(+0.17%)
Jan 20, 2011	56.94	56.95	56.72	56.94	1,782,217	+0.01(+0.02%)
Jan 19, 2011	56.98	57.02	56.84	56.92	2,435,472	-0.09(-0.15%)
Jan 18, 2011	57.01	57.07	56.91	57.01	1,196,063	+0.03(+0.05%)
Jan 14, 2011	56.87	56.98	56.80	56.98	1,232,732	+0.18(+0.32%)
Jan 13, 2011	56.84	56.91	56.80	56.80	1,220,495	-0.06(-0.10%)
Jan 12, 2011	56.94	56.94	56.78	56.85	1,796,065	+0.01(+0.02%)
Jan 11, 2011	56.80	56.85	56.72	56.84	1,582,390	+0.17(+0.30%)
Jan 10, 2011	56.68	56.72	56.57	56.67	1,548,894	-0.06(-0.10%)
Jan 07, 2011	56.92	56.98	56.65	56.72	1,573,136	-0.28(-0.50%)
Jan 06, 2011	57.01	57.01	56.78	57.01	2,489,675	+0.03(+0.05%)
Jan 05, 2011	56.65	56.98	56.63	56.98	3,952,737	+0.27(+0.48%)
Jan 04, 2011	56.67	56.75	56.51	56.71	2,540,123	+0.17(+0.30%)
Jan 03, 2011	56.54	56.65	56.30	56.54	2,864,233	+0.23(+0.40%)
Dec 31, 2010	56.27	56.37	56.16	56.31	695,675	+0.10(+0.18%)
Dec 30, 2010	56.13	56.23	56.11	56.21	1,049,500	+0.01(+0.03%)
Dec 29, 2010	56.14	56.23	56.04	56.20	2,132,099	-0.43(-0.76%)
Dec 28, 2010	56.87	56.89	56.63	56.63	1,422,778	-0.20(-0.35%)
Dec 27, 2010	56.67	56.87	56.66	56.82	1,330,900	+0.10(+0.17%)
Dec 23, 2010	56.57	56.77	56.52	56.73	993,982	+0.25(+0.45%)
Dec 22, 2010	56.56	56.59	56.47	56.47	1,602,372	-0.08(-0.15%)
Dec 21, 2010	56.57	56.63	56.49	56.56	1,785,847	+0.07(+0.12%)
Dec 20, 2010	56.40	56.54	56.32	56.49	1,671,683	+0.10(+0.17%)
Dec 17, 2010	56.16	56.39	56.09	56.39	1,618,001	+0.29(+0.53%)
Dec 16, 2010	55.87	56.14	55.86	56.09	984,862	+0.20(+0.35%)
Dec 15, 2010	56.15	56.18	55.87	55.90	1,284,371	-0.28(-0.50%)
Dec 14, 2010	56.05	56.18	55.94	56.18	1,751,673	+0.28(+0.50%)
Dec 13, 2010	56.16	56.22	55.90	55.90	2,363,463	-0.20(-0.35%)
Dec 10, 2010	56.28	56.30	56.09	56.09	1,855,603	-0.08(-0.15%)
Dec 09, 2010	56.38	56.38	56.18	56.18	1,903,441	-0.24(-0.42%)
Dec 08, 2010	56.40	56.42	56.19	56.42	2,969,741	+0.11(+0.20%)
Dec 07, 2010	56.43	56.43	56.25	56.31	1,759,855	+0.19(+0.33%)
Dec 06, 2010	56.15	56.19	56.02	56.12	2,360,291	-0.10(-0.18%)
Dec 03, 2010	55.81	56.22	55.81	56.22	3,284,773	+0.28(+0.50%)
Dec 02, 2010	55.98	56.04	55.83	55.94	1,887,299	+0.00(+0.00%)
Dec 01, 2010	55.93	56.04	55.79	55.94	2,509,257	+0.42(+0.76%)
Nov 30, 2010	55.45	55.69	55.41	55.52	2,707,924	-0.13(-0.23%)
Nov 29, 2010	55.35	55.76	55.35	55.65	1,224,856	+0.29(+0.53%)
Nov 26, 2010	55.49	55.63	55.35	55.35	553,298	-0.22(-0.40%)
Nov 24, 2010	55.62	55.58	55.58	55.58	1,803,548	+0.31(+0.56%)
Nov 23, 2010	55.88	55.90	55.26	55.27	3,604,492	-0.78(-1.39%)
Nov 22, 2010	56.20	56.27	55.95	56.05	1,336,574	-0.31(-0.54%)
Nov 19, 2010	56.26	56.37	56.09	56.36	1,263,101	+0.03(+0.05%)
Nov 18, 2010	56.09	56.33	56.02	56.33	1,805,569	+0.60(+1.08%)
Nov 17, 2010	55.69	55.84	55.62	55.73	2,888,499	+0.22(+0.40%)
Nov 16, 2010	55.98	55.98	55.34	55.51	3,727,311	-0.59(-1.04%)
Nov 15, 2010	56.29	56.37	55.92	56.09	2,351,517	-0.10(-0.17%)
Nov 12, 2010	56.30	56.43	56.11	56.19	2,713,533	-0.20(-0.35%)
Nov 11, 2010	56.37	56.52	56.01	56.38	2,154,821	-0.21(-0.37%)
Nov 10, 2010	56.94	56.94	56.52	56.59	2,111,070	-0.33(-0.59%)
Nov 09, 2010	57.19	57.19	56.79	56.93	1,478,498	-0.11(-0.20%)
Nov 08, 2010	57.17	57.24	57.00	57.04	1,926,697	-0.29(-0.51%)
Nov 05, 2010	57.47	57.47	57.17	57.33	2,338,753	-0.18(-0.32%)
Nov 04, 2010	57.08	57.61	57.05	57.51	2,703,185	+0.59(+1.03%)
Nov 03, 2010	56.66	56.97	56.58	56.93	2,819,073	+0.26(+0.47%)
Nov 02, 2010	56.48	56.66	56.45	56.66	1,412,656	+0.31(+0.54%)

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