Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	58.59	58.78	58.36	58.69	1,947,970	+0.34(+0.58%)
Feb 25, 2011	57.94	58.38	57.91	58.34	676,531	+0.66(+1.14%)
Feb 24, 2011	57.67	57.92	57.15	57.69	2,628,980	-0.03(-0.05%)
Feb 23, 2011	58.11	58.23	57.33	57.72	1,378,620	-0.40(-0.70%)
Feb 22, 2011	58.70	59.03	57.97	58.12	1,445,368	-1.21(-2.04%)
Feb 18, 2011	59.26	59.42	59.13	59.34	706,313	+0.10(+0.17%)
Feb 17, 2011	58.87	59.32	58.86	59.23	923,069	+0.17(+0.30%)
Feb 16, 2011	58.90	59.13	58.79	59.06	2,481,534	+0.40(+0.68%)
Feb 15, 2011	58.67	58.78	58.54	58.66	1,111,883	-0.22(-0.38%)
Feb 14, 2011	58.69	58.92	58.65	58.88	853,206	+0.16(+0.27%)
Feb 11, 2011	58.16	58.78	58.12	58.73	753,357	+0.36(+0.63%)
Feb 10, 2011	58.00	58.41	57.89	58.36	1,403,034	+0.06(+0.11%)
Feb 09, 2011	58.31	58.46	58.03	58.30	1,292,686	-0.16(-0.27%)
Feb 08, 2011	58.21	58.47	58.07	58.46	2,186,185	+0.28(+0.48%)
Feb 07, 2011	57.95	58.35	57.94	58.17	1,793,267	+0.38(+0.65%)
Feb 04, 2011	57.67	57.84	57.42	57.80	1,068,768	+0.17(+0.30%)
Feb 03, 2011	57.39	57.72	57.10	57.62	537,287	+0.10(+0.18%)
Feb 02, 2011	57.49	57.65	57.42	57.52	1,607,868	-0.09(-0.15%)
Feb 01, 2011	57.08	57.69	57.04	57.61	3,331,109	+0.92(+1.62%)
Jan 31, 2011	56.41	56.77	56.33	56.69	1,335,258	+0.42(+0.75%)
Jan 28, 2011	57.33	57.42	56.20	56.27	1,379,463	-1.03(-1.80%)
Jan 27, 2011	57.12	57.38	57.04	57.30	615,203	+0.18(+0.32%)
Jan 26, 2011	56.97	57.27	56.89	57.12	1,132,582	+0.26(+0.46%)
Jan 25, 2011	56.70	56.86	56.39	56.85	1,035,822	+0.00(+0.00%)
Jan 24, 2011	56.46	56.89	56.44	56.85	606,830	+0.40(+0.70%)
Jan 21, 2011	56.73	56.85	56.43	56.46	798,626	+0.05(+0.08%)
Jan 20, 2011	56.36	56.52	55.99	56.41	914,423	-0.10(-0.17%)
Jan 19, 2011	57.09	57.09	56.36	56.50	643,827	-0.62(-1.08%)
Jan 18, 2011	56.94	57.14	56.86	57.12	681,658	+0.17(+0.29%)
Jan 14, 2011	56.50	56.98	56.46	56.96	2,304,204	+0.36(+0.64%)
Jan 13, 2011	56.66	56.71	56.43	56.59	702,922	-0.07(-0.13%)
Jan 12, 2011	56.49	56.70	56.39	56.66	799,332	+0.49(+0.88%)
Jan 11, 2011	56.15	56.28	55.96	56.17	493,920	+0.21(+0.37%)
Jan 10, 2011	55.72	56.04	55.56	55.97	1,244,997	-0.02(-0.03%)
Jan 07, 2011	56.18	56.26	55.55	55.98	941,121	-0.09(-0.16%)
Jan 06, 2011	56.19	56.28	55.92	56.07	731,357	-0.10(-0.17%)
Jan 05, 2011	55.75	56.22	55.68	56.16	583,865	+0.29(+0.51%)
Jan 04, 2011	56.12	56.24	55.55	55.88	1,665,411	-0.08(-0.14%)
Jan 03, 2011	55.85	56.21	55.81	55.96	934,628	+0.56(+1.00%)
Dec 31, 2010	55.35	55.47	55.26	55.40	570,008	-0.02(-0.03%)
Dec 30, 2010	55.46	55.55	55.33	55.42	4,788,063	-0.03(-0.06%)
Dec 29, 2010	55.51	55.58	55.44	55.45	518,974	+0.06(+0.10%)
Dec 28, 2010	55.48	55.48	55.27	55.39	570,186	+0.06(+0.10%)
Dec 27, 2010	55.14	55.39	55.08	55.34	484,442	+0.01(+0.02%)
Dec 23, 2010	55.35	55.43	55.20	55.33	2,165,600	-0.10(-0.17%)
Dec 22, 2010	55.30	55.45	55.25	55.43	838,417	+0.20(+0.36%)
Dec 21, 2010	55.05	55.28	55.02	55.23	912,028	+0.36(+0.66%)
Dec 20, 2010	54.88	55.01	54.61	54.87	418,520	+0.11(+0.20%)
Dec 17, 2010	54.63	54.83	54.56	54.76	529,212	+0.09(+0.16%)
Dec 16, 2010	54.41	54.70	54.16	54.67	800,825	+0.34(+0.62%)
Dec 15, 2010	54.53	54.73	54.26	54.33	787,664	-0.26(-0.48%)
Dec 14, 2010	54.65	54.83	54.44	54.59	554,743	+0.07(+0.13%)
Dec 13, 2010	54.80	54.81	54.52	54.52	1,347,443	+0.01(+0.01%)
Dec 10, 2010	54.32	54.57	54.20	54.51	1,340,147	+0.32(+0.58%)
Dec 09, 2010	54.31	54.31	53.95	54.20	1,264,893	+0.19(+0.35%)
Dec 08, 2010	53.93	54.08	53.66	54.01	801,191	+0.15(+0.28%)
Dec 07, 2010	54.37	54.39	53.82	53.86	871,824	+0.03(+0.06%)
Dec 06, 2010	53.78	53.94	53.71	53.82	532,401	-0.02(-0.04%)
Dec 03, 2010	53.53	53.93	53.51	53.85	2,191,420	+0.15(+0.28%)
Dec 02, 2010	53.12	53.73	53.10	53.70	1,833,280	+0.68(+1.28%)

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