Date	Open	High	Low	Close	Volume	Change (%)
Mar 28, 2013	73.74	74.07	73.74	74.01	54,450	+0.21(+0.28%)
Mar 27, 2013	73.35	73.82	73.15	73.80	32,435	+0.11(+0.15%)
Mar 26, 2013	73.62	73.69	73.37	73.68	75,310	+0.36(+0.49%)
Mar 25, 2013	73.67	73.94	72.99	73.33	87,742	-0.03(-0.05%)
Mar 22, 2013	72.87	73.45	72.87	73.36	34,602	+0.65(+0.90%)
Mar 21, 2013	72.99	73.11	72.45	72.71	120,851	-0.62(-0.84%)
Mar 20, 2013	72.74	73.47	72.74	73.33	57,947	+0.91(+1.25%)
Mar 19, 2013	73.14	73.14	71.91	72.42	51,428	-0.48(-0.66%)
Mar 18, 2013	72.62	73.14	72.41	72.90	99,846	-0.47(-0.64%)
Mar 15, 2013	73.51	73.57	73.24	73.37	31,587	-0.30(-0.40%)
Mar 14, 2013	73.66	73.68	73.43	73.67	54,584	+0.21(+0.28%)
Mar 13, 2013	73.19	73.54	73.03	73.46	33,943	+0.34(+0.47%)
Mar 12, 2013	73.33	73.33	72.90	73.12	68,942	-0.21(-0.29%)
Mar 11, 2013	73.12	73.34	72.99	73.33	106,263	+0.18(+0.25%)
Mar 08, 2013	72.90	73.23	72.54	73.14	72,061	+0.67(+0.93%)
Mar 07, 2013	72.40	72.75	72.25	72.47	72,065	+0.17(+0.24%)
Mar 06, 2013	72.51	72.71	72.20	72.30	62,550	-0.02(-0.02%)
Mar 05, 2013	71.95	72.40	71.93	72.31	62,937	+0.78(+1.09%)
Mar 04, 2013	70.83	71.55	70.83	71.54	53,368	+0.64(+0.90%)
Mar 01, 2013	70.40	70.96	70.07	70.90	82,993	+0.23(+0.32%)
Feb 28, 2013	70.73	71.09	70.62	70.67	48,413	+0.07(+0.10%)
Feb 27, 2013	69.63	70.81	69.63	70.60	54,669	+1.07(+1.54%)
Feb 26, 2013	69.32	69.66	68.93	69.53	85,655	+0.60(+0.88%)
Feb 25, 2013	70.54	71.53	68.93	68.93	136,802	-1.12(-1.60%)
Feb 22, 2013	69.91	70.07	69.49	70.05	71,025	+0.48(+0.69%)
Feb 21, 2013	70.01	70.03	69.29	69.57	60,576	-0.68(-0.97%)
Feb 20, 2013	71.39	71.58	70.24	70.25	64,385	-1.17(-1.64%)
Feb 19, 2013	71.35	71.43	71.08	71.41	144,766	+0.30(+0.42%)
Feb 15, 2013	71.07	71.48	70.78	71.12	46,401	+0.04(+0.06%)
Feb 14, 2013	70.99	71.21	70.84	71.07	43,714	+0.00(+0.00%)
Feb 13, 2013	71.42	71.53	70.91	71.07	77,809	+0.04(+0.06%)
Feb 12, 2013	70.81	71.12	70.74	71.03	109,746	+0.35(+0.49%)
Feb 11, 2013	71.10	71.10	70.59	70.68	78,445	-0.21(-0.30%)
Feb 08, 2013	70.49	70.90	70.49	70.89	41,260	+0.59(+0.84%)
Feb 07, 2013	70.50	70.63	69.75	70.30	129,213	-0.23(-0.32%)
Feb 06, 2013	70.38	70.68	70.25	70.53	58,364	+0.90(+1.29%)
Feb 04, 2013	70.31	70.40	69.61	69.63	218,301	-0.95(-1.35%)
Feb 01, 2013	70.49	70.77	70.44	70.58	84,920	+0.38(+0.55%)
Jan 31, 2013	70.18	70.44	69.94	70.19	71,268	-0.08(-0.11%)
Jan 30, 2013	70.70	70.72	70.20	70.27	68,231	-0.23(-0.32%)
Jan 29, 2013	70.78	70.78	70.18	70.50	100,094	-0.29(-0.41%)
Jan 28, 2013	71.32	71.32	70.64	70.79	119,385	-0.26(-0.37%)
Jan 25, 2013	70.62	71.07	70.46	71.05	108,252	+0.73(+1.03%)
Jan 24, 2013	70.07	70.68	70.02	70.32	78,304	+0.49(+0.70%)
Jan 23, 2013	69.70	69.90	69.51	69.84	97,507	+0.08(+0.11%)
Jan 22, 2013	69.75	69.79	69.39	69.76	103,169	+0.10(+0.14%)
Jan 18, 2013	69.59	69.70	69.26	69.66	62,066	+0.12(+0.18%)
Jan 17, 2013	69.17	69.68	69.14	69.54	78,562	+0.76(+1.10%)
Jan 16, 2013	68.86	68.94	68.65	68.78	73,438	-0.21(-0.30%)
Jan 15, 2013	68.39	69.06	68.14	68.99	77,129	+0.49(+0.71%)
Jan 14, 2013	68.49	68.69	68.20	68.50	85,147	+0.15(+0.22%)
Jan 11, 2013	68.35	68.42	68.12	68.35	121,285	+0.04(+0.06%)
Jan 10, 2013	68.58	68.58	67.91	68.31	77,778	+0.27(+0.40%)
Jan 09, 2013	68.02	68.35	67.95	68.04	176,278	+0.24(+0.35%)
Jan 08, 2013	67.82	67.96	67.40	67.80	141,323	-0.16(-0.23%)
Jan 07, 2013	68.15	68.15	67.65	67.96	115,593	-0.19(-0.28%)
Jan 04, 2013	68.09	68.24	67.86	68.15	95,763	+0.23(+0.33%)
Jan 03, 2013	67.70	68.32	67.66	67.93	152,024	+0.32(+0.48%)

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