Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	72.22	72.22	71.83	71.88	4,131,742	-0.34(-0.48%)
Dec 29, 2011	71.46	72.36	71.35	72.22	5,553,750	+0.88(+1.24%)
Dec 28, 2011	72.16	72.18	71.25	71.34	4,315,808	-0.69(-0.96%)
Dec 27, 2011	71.76	72.23	71.64	72.03	4,233,174	+0.29(+0.40%)
Dec 23, 2011	70.81	71.75	70.75	71.75	4,908,970	+0.68(+0.96%)
Dec 21, 2011	70.91	71.28	70.71	71.07	7,545,610	+0.27(+0.38%)
Dec 20, 2011	70.26	70.87	70.16	70.79	8,314,073	+1.13(+1.62%)
Dec 19, 2011	70.15	70.47	69.48	69.66	7,195,791	-0.18(-0.26%)
Dec 16, 2011	70.59	70.65	69.55	69.84	12,378,799	-0.47(-0.66%)
Dec 15, 2011	70.57	70.77	70.11	70.31	7,751,259	+0.38(+0.54%)
Dec 14, 2011	70.03	70.54	69.60	69.93	8,859,752	-0.28(-0.40%)
Dec 13, 2011	70.74	70.89	70.03	70.21	9,578,826	-0.34(-0.49%)
Dec 12, 2011	69.97	70.59	69.63	70.55	8,102,902	+0.32(+0.46%)
Dec 09, 2011	69.97	70.51	69.93	70.23	7,986,351	+0.80(+1.15%)
Dec 08, 2011	69.51	70.41	69.29	69.43	11,334,955	+0.34(+0.49%)
Dec 07, 2011	68.65	69.24	68.42	69.10	7,171,744	+0.32(+0.46%)
Dec 06, 2011	68.39	68.97	67.93	68.78	7,464,745	+0.47(+0.69%)
Dec 05, 2011	69.07	69.20	68.11	68.31	8,245,348	-0.25(-0.37%)
Dec 02, 2011	69.04	69.11	68.29	68.56	5,617,222	+0.14(+0.21%)
Dec 01, 2011	68.37	68.69	68.21	68.42	6,784,364	-0.01(-0.02%)
Nov 30, 2011	67.95	68.44	67.80	68.43	10,719,834	+1.48(+2.20%)
Nov 29, 2011	67.01	67.19	66.70	66.95	7,883,294	+0.29(+0.43%)
Nov 28, 2011	66.26	66.83	66.18	66.67	8,580,507	+1.18(+1.80%)
Nov 25, 2011	65.32	65.74	65.27	65.49	3,449,025	+0.16(+0.25%)
Nov 23, 2011	65.64	65.77	65.20	65.32	6,408,114	-0.55(-0.84%)
Nov 22, 2011	65.34	66.23	65.28	65.88	6,603,897	+0.26(+0.40%)
Nov 21, 2011	65.44	65.86	64.86	65.61	8,254,418	-0.33(-0.50%)
Nov 18, 2011	65.81	66.13	65.55	65.94	6,738,712	+0.32(+0.49%)
Nov 17, 2011	66.23	66.52	65.22	65.62	7,643,574	-0.61(-0.92%)
Nov 16, 2011	66.77	67.07	66.18	66.23	5,505,165	-0.94(-1.40%)
Nov 15, 2011	66.75	67.48	66.62	67.17	7,843,773	+0.29(+0.44%)
Nov 14, 2011	67.09	67.41	66.74	66.88	4,545,596	-0.50(-0.74%)
Nov 11, 2011	66.79	67.51	66.74	67.38	6,223,856	+1.07(+1.61%)
Nov 10, 2011	66.33	66.48	65.84	66.31	5,891,815	+0.43(+0.66%)
Nov 09, 2011	66.42	66.81	65.66	65.88	9,374,732	-1.39(-2.06%)
Nov 08, 2011	67.52	67.87	66.72	67.26	10,119,578	-0.01(-0.02%)
Nov 07, 2011	66.78	67.34	66.28	67.28	6,482,263	+0.58(+0.86%)
Nov 04, 2011	66.01	66.72	65.63	66.70	7,897,180	+0.58(+0.87%)
Nov 03, 2011	66.01	66.23	65.61	66.13	7,376,996	+0.33(+0.51%)
Nov 02, 2011	65.65	66.01	65.18	65.79	7,624,869	+0.44(+0.67%)
Nov 01, 2011	65.64	66.40	65.21	65.35	9,152,028	-0.67(-1.01%)
Oct 31, 2011	65.97	66.61	65.97	66.02	6,391,344	-0.31(-0.47%)
Oct 28, 2011	66.48	66.59	65.77	66.33	6,951,546	-0.16(-0.24%)
Oct 27, 2011	66.35	66.72	65.42	66.49	9,857,598	+1.23(+1.88%)
Oct 26, 2011	65.69	65.89	64.61	65.26	9,910,052	+0.01(+0.01%)
Oct 25, 2011	65.32	66.03	65.02	65.25	9,093,025	-0.17(-0.26%)
Oct 24, 2011	65.47	65.64	64.99	65.42	9,357,858	-0.22(-0.34%)
Oct 21, 2011	64.86	65.74	64.77	65.64	16,993,022	+2.35(+3.72%)
Oct 20, 2011	63.99	64.10	62.84	63.29	9,801,494	-0.43(-0.68%)
Oct 19, 2011	63.94	64.44	63.50	63.72	7,990,643	-0.01(-0.02%)
Oct 18, 2011	63.25	63.99	62.72	63.74	6,840,537	+0.70(+1.11%)
Oct 17, 2011	63.57	63.92	62.93	63.04	6,077,577	-0.91(-1.42%)
Oct 14, 2011	63.98	63.98	63.38	63.95	5,206,793	+0.45(+0.71%)
Oct 13, 2011	62.85	63.95	62.78	63.50	7,018,885	+0.68(+1.08%)
Oct 12, 2011	63.87	63.87	62.59	62.83	11,037,178	-0.70(-1.10%)
Oct 11, 2011	63.16	63.92	63.05	63.52	9,656,535	+0.59(+0.94%)
Oct 10, 2011	62.61	62.94	62.29	62.93	7,223,755	+0.93(+1.50%)
Oct 07, 2011	62.07	62.55	61.57	62.00	7,747,998	+0.06(+0.10%)
Oct 06, 2011	61.41	62.04	61.33	61.94	8,242,770	+0.91(+1.49%)
Oct 05, 2011	61.63	61.70	60.37	61.03	10,871,909	-0.46(-0.75%)
Oct 04, 2011	60.48	61.58	59.54	61.49	14,978,982	+0.33(+0.53%)

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