Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	55.68	56.04	55.50	55.50	410,857	-0.12(-0.21%)
Feb 27, 2013	54.46	55.87	54.40	55.62	287,168	+1.16(+2.13%)
Feb 26, 2013	54.30	54.71	54.15	54.46	604,566	+0.39(+0.73%)
Feb 25, 2013	55.69	55.69	54.06	54.06	780,064	-1.36(-2.46%)
Feb 22, 2013	54.98	55.64	54.91	55.43	646,401	+0.74(+1.36%)
Feb 21, 2013	54.37	54.81	53.94	54.69	814,733	+0.06(+0.11%)
Feb 20, 2013	56.02	56.22	54.62	54.63	542,834	-1.52(-2.70%)
Feb 19, 2013	55.98	56.97	55.98	56.14	857,247	+0.36(+0.64%)
Feb 15, 2013	55.74	56.16	55.43	55.79	444,111	+0.01(+0.02%)
Feb 14, 2013	56.15	56.27	55.67	55.78	686,280	-0.63(-1.12%)
Feb 13, 2013	54.62	56.99	54.62	56.41	2,285,596	+2.94(+5.50%)
Feb 12, 2013	53.25	53.67	53.10	53.47	441,279	-0.05(-0.10%)
Feb 11, 2013	53.45	53.67	53.21	53.52	502,073	+0.09(+0.16%)
Feb 08, 2013	52.68	53.74	52.68	53.43	495,697	+0.92(+1.75%)
Feb 07, 2013	52.93	52.95	52.18	52.51	597,228	-0.38(-0.73%)
Feb 06, 2013	52.69	53.42	52.57	52.90	659,841	+0.37(+0.70%)
Feb 04, 2013	52.22	52.86	52.12	52.53	714,822	-0.13(-0.24%)
Feb 01, 2013	52.84	52.84	52.15	52.66	850,751	+0.38(+0.72%)
Jan 31, 2013	52.86	52.90	52.26	52.28	838,512	-1.01(-1.89%)
Jan 30, 2013	53.94	53.94	53.15	53.29	647,728	-0.60(-1.11%)
Jan 29, 2013	53.71	54.15	53.61	53.88	778,095	+0.03(+0.05%)
Jan 28, 2013	53.30	54.02	52.95	53.86	1,031,923	+0.62(+1.17%)
Jan 25, 2013	53.31	53.55	52.37	53.24	1,202,459	+0.27(+0.52%)
Jan 24, 2013	54.14	54.23	51.77	52.96	2,218,694	-2.18(-3.96%)
Jan 23, 2013	56.05	57.77	54.47	55.15	3,200,147	+0.29(+0.53%)
Jan 22, 2013	55.03	55.17	54.56	54.86	1,239,015	-0.09(-0.17%)
Jan 18, 2013	55.89	55.89	54.86	54.95	884,997	-0.70(-1.26%)
Jan 17, 2013	55.44	55.92	55.30	55.65	751,501	+0.55(+1.01%)
Jan 16, 2013	55.32	55.43	54.93	55.10	442,779	-0.42(-0.75%)
Jan 15, 2013	55.09	55.73	54.82	55.51	929,842	+0.40(+0.73%)
Jan 14, 2013	54.50	55.11	54.36	55.11	303,881	+0.56(+1.03%)
Jan 11, 2013	54.71	54.78	54.19	54.55	476,418	-0.17(-0.31%)
Jan 10, 2013	54.92	55.18	54.34	54.72	472,956	+0.04(+0.08%)
Jan 09, 2013	54.49	54.84	54.23	54.68	457,021	+0.30(+0.55%)
Jan 08, 2013	54.92	55.08	54.17	54.38	374,217	-1.01(-1.82%)
Jan 07, 2013	54.68	55.50	54.58	55.39	784,038	+0.27(+0.50%)
Jan 04, 2013	54.42	55.27	54.39	55.11	517,558	+0.64(+1.17%)
Jan 03, 2013	54.86	55.17	54.21	54.47	478,363	-0.36(-0.65%)
Jan 02, 2013	54.85	54.86	52.91	54.83	666,136	+1.92(+3.63%)
Dec 31, 2012	51.68	53.18	51.68	52.91	328,891	+0.99(+1.90%)
Dec 28, 2012	52.25	52.54	51.90	51.92	267,354	-0.69(-1.31%)
Dec 27, 2012	52.72	52.99	51.78	52.61	437,284	+0.03(+0.05%)
Dec 26, 2012	52.92	53.21	52.49	52.59	383,888	-0.22(-0.42%)
Dec 24, 2012	52.38	52.85	52.11	52.81	183,696	+0.23(+0.44%)
Dec 21, 2012	52.13	52.96	51.79	52.58	1,384,720	-0.33(-0.63%)
Dec 20, 2012	52.84	53.10	52.43	52.91	556,526	+0.03(+0.05%)
Dec 19, 2012	52.66	53.30	52.66	52.89	928,768	+0.20(+0.37%)
Dec 18, 2012	51.32	52.72	51.32	52.69	908,919	+1.36(+2.66%)
Dec 17, 2012	50.64	51.35	50.64	51.33	860,660	+0.70(+1.38%)
Dec 14, 2012	50.62	51.06	50.32	50.63	428,568	+0.09(+0.17%)
Dec 13, 2012	50.60	51.16	50.21	50.54	715,000	-0.10(-0.20%)
Dec 12, 2012	51.22	51.35	50.44	50.64	433,945	-0.26(-0.52%)
Dec 11, 2012	50.91	51.53	50.72	50.91	841,851	+0.12(+0.23%)
Dec 10, 2012	50.31	50.96	49.71	50.79	514,291	+0.48(+0.95%)
Dec 07, 2012	50.47	50.49	50.09	50.31	562,769	+0.02(+0.03%)
Dec 06, 2012	50.27	50.51	50.02	50.30	517,093	+0.03(+0.07%)
Dec 05, 2012	50.13	50.55	49.74	50.26	543,666	+0.15(+0.31%)

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