Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2013	71.00	71.15	70.92	70.97	79,273	-0.08(-0.11%)
Jan 30, 2013	71.20	71.26	70.97	71.04	85,940	-0.13(-0.18%)
Jan 29, 2013	70.90	71.27	70.76	71.17	54,253	+0.36(+0.51%)
Jan 28, 2013	70.95	70.95	70.60	70.81	84,138	+0.05(+0.08%)
Jan 25, 2013	70.76	70.79	70.60	70.76	76,006	+0.35(+0.50%)
Jan 24, 2013	70.30	70.52	70.26	70.41	71,995	+0.23(+0.33%)
Jan 23, 2013	70.17	70.22	70.04	70.18	480,550	-0.03(-0.04%)
Jan 22, 2013	70.25	70.27	69.97	70.21	120,967	-0.01(-0.01%)
Jan 18, 2013	70.14	70.23	69.76	70.22	140,121	+0.26(+0.37%)
Jan 17, 2013	69.67	70.13	69.61	69.96	180,882	+0.52(+0.75%)
Jan 16, 2013	69.49	69.54	69.38	69.44	756,103	-0.09(-0.13%)
Jan 15, 2013	69.15	69.59	69.08	69.53	71,930	+0.23(+0.33%)
Jan 14, 2013	69.05	69.33	69.03	69.30	132,592	+0.32(+0.46%)
Jan 11, 2013	68.75	69.06	68.75	68.98	59,241	+0.18(+0.27%)
Jan 10, 2013	68.59	68.81	68.43	68.80	51,786	+0.40(+0.58%)
Jan 09, 2013	68.52	68.53	68.27	68.40	107,780	+0.18(+0.27%)
Jan 08, 2013	68.36	68.36	68.06	68.22	87,399	-0.15(-0.22%)
Jan 07, 2013	68.85	68.85	68.21	68.37	96,996	-0.50(-0.73%)
Jan 04, 2013	68.63	68.96	68.55	68.88	84,917	+0.23(+0.33%)
Jan 03, 2013	68.80	68.81	68.46	68.65	157,194	-0.13(-0.19%)
Jan 02, 2013	68.22	68.78	67.02	68.78	108,326	+1.76(+2.62%)
Dec 31, 2012	66.19	67.02	65.99	67.02	168,333	+0.70(+1.05%)
Dec 28, 2012	66.71	66.85	66.19	66.32	160,031	-0.55(-0.82%)
Dec 27, 2012	66.81	66.99	66.40	66.87	210,898	+0.08(+0.11%)
Dec 26, 2012	67.30	67.33	66.69	66.80	122,150	-0.51(-0.76%)
Dec 24, 2012	67.39	67.39	67.21	67.31	46,778	-0.23(-0.34%)
Dec 21, 2012	67.86	67.88	67.13	67.54	133,266	-0.70(-1.02%)
Dec 20, 2012	68.05	68.23	67.79	68.23	119,439	+0.37(+0.55%)
Dec 19, 2012	68.63	68.63	67.85	67.86	110,869	-0.67(-0.97%)
Dec 18, 2012	68.59	68.61	68.03	68.53	76,814	+0.07(+0.11%)
Dec 17, 2012	68.45	68.59	68.24	68.45	70,993	+0.16(+0.23%)
Dec 14, 2012	68.41	68.54	68.22	68.30	65,874	-0.11(-0.16%)
Dec 13, 2012	68.58	68.76	68.32	68.41	55,738	-0.16(-0.24%)
Dec 12, 2012	68.86	68.90	68.49	68.57	92,995	-0.20(-0.29%)
Dec 11, 2012	68.83	69.17	68.62	68.77	62,739	+0.17(+0.25%)
Dec 10, 2012	68.56	68.83	68.56	68.60	214,216	-0.10(-0.15%)
Dec 07, 2012	68.46	68.72	68.41	68.71	89,029	+0.43(+0.63%)
Dec 06, 2012	68.21	68.44	68.17	68.28	132,211	+0.07(+0.11%)
Dec 05, 2012	68.28	68.57	67.93	68.20	76,297	+0.07(+0.10%)
Dec 04, 2012	68.16	68.32	68.08	68.13	131,634	-0.27(-0.39%)
Nov 30, 2012	68.13	68.51	68.09	68.40	52,585	+0.18(+0.26%)
Nov 29, 2012	68.27	68.34	67.90	68.23	54,727	+0.31(+0.46%)
Nov 28, 2012	67.19	67.92	67.06	67.91	100,250	+0.64(+0.96%)
Nov 27, 2012	67.25	67.65	67.22	67.27	54,800	+0.01(+0.02%)
Nov 26, 2012	67.57	67.57	67.05	67.25	101,160	-0.41(-0.61%)
Nov 23, 2012	67.15	67.68	67.05	67.67	92,352	+0.91(+1.37%)
Nov 21, 2012	66.60	66.76	66.45	66.76	89,009	+0.20(+0.30%)
Nov 20, 2012	66.42	66.57	66.17	66.56	149,542	+0.16(+0.23%)
Nov 19, 2012	66.10	66.40	65.71	66.40	71,458	+1.10(+1.68%)
Nov 16, 2012	64.91	65.36	64.68	65.31	863,410	+0.44(+0.69%)
Nov 15, 2012	64.78	64.88	64.42	64.86	163,346	-0.07(-0.11%)
Nov 14, 2012	65.78	65.78	64.77	64.94	100,901	-0.68(-1.04%)
Nov 13, 2012	65.58	66.11	65.56	65.62	47,697	-0.04(-0.06%)
Nov 12, 2012	65.84	65.87	65.57	65.65	67,717	-0.04(-0.06%)
Nov 09, 2012	65.33	66.10	65.28	65.69	60,659	+0.04(+0.06%)
Nov 08, 2012	66.37	66.51	65.65	65.65	102,244	-0.71(-1.08%)
Nov 07, 2012	66.87	66.87	66.09	66.37	103,936	-0.76(-1.13%)
Nov 06, 2012	66.88	67.35	66.69	67.13	73,177	+0.44(+0.66%)
Nov 05, 2012	66.45	66.80	66.37	66.69	222,983	-0.13(-0.19%)
Nov 02, 2012	67.43	67.48	66.79	66.82	54,705	-0.41(-0.62%)

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