Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	61.70	61.81	61.56	61.70	3,872,973	+0.02(+0.02%)
Feb 28, 2012	61.56	61.74	61.56	61.68	1,615,894	+0.22(+0.35%)
Feb 27, 2012	61.48	61.62	61.42	61.47	1,946,392	-0.03(-0.05%)
Feb 24, 2012	61.45	61.61	60.08	61.50	1,891,428	+0.06(+0.10%)
Feb 23, 2012	61.19	61.54	61.10	61.44	3,205,477	+0.37(+0.60%)
Feb 22, 2012	60.96	61.16	60.94	61.07	2,587,766	+0.15(+0.25%)
Feb 21, 2012	60.87	61.05	60.71	60.91	2,619,983	+0.20(+0.33%)
Feb 17, 2012	60.85	60.85	60.58	60.71	2,283,883	+0.06(+0.10%)
Feb 16, 2012	60.53	60.73	60.31	60.65	3,637,556	+0.23(+0.38%)
Feb 15, 2012	60.70	60.81	60.41	60.42	2,565,109	-0.26(-0.43%)
Feb 14, 2012	60.79	60.81	60.68	60.68	3,914,805	-0.06(-0.10%)
Feb 13, 2012	60.94	60.96	60.71	60.74	3,201,801	+0.00(+0.00%)
Feb 10, 2012	60.76	60.87	60.70	60.74	4,271,761	-0.32(-0.53%)
Feb 09, 2012	61.01	61.11	60.87	61.07	10,475,377	+0.12(+0.20%)
Feb 08, 2012	61.01	61.08	60.84	60.94	3,339,506	+0.05(+0.08%)
Feb 07, 2012	60.87	61.04	60.71	60.90	4,880,446	+0.11(+0.18%)
Feb 06, 2012	60.78	60.79	60.61	60.79	2,281,968	+0.02(+0.03%)
Feb 03, 2012	60.90	60.93	60.67	60.78	2,656,463	+0.15(+0.25%)
Feb 02, 2012	60.68	60.68	60.50	60.62	2,941,462	-0.02(-0.03%)
Feb 01, 2012	60.53	60.82	60.50	60.64	3,985,982	+0.22(+0.37%)
Jan 31, 2012	60.60	60.60	60.35	60.41	2,853,034	+0.02(+0.03%)
Jan 30, 2012	60.21	60.47	60.14	60.40	2,880,402	+0.00(+0.00%)
Jan 27, 2012	60.58	60.64	60.40	60.40	2,250,207	-0.18(-0.30%)
Jan 26, 2012	60.69	60.81	60.50	60.58	6,752,348	+0.14(+0.23%)
Jan 25, 2012	59.98	60.55	59.86	60.44	3,636,399	+0.52(+0.87%)
Jan 24, 2012	59.86	60.08	59.74	59.92	3,072,975	+0.05(+0.08%)
Jan 23, 2012	59.72	60.05	59.71	59.88	3,698,582	+0.24(+0.41%)
Jan 20, 2012	59.59	59.75	59.54	59.63	3,078,877	+0.09(+0.15%)
Jan 19, 2012	59.49	59.77	59.37	59.54	5,373,631	+0.17(+0.28%)
Jan 18, 2012	59.10	59.46	59.00	59.37	3,922,968	+0.34(+0.57%)
Jan 17, 2012	59.22	59.28	59.00	59.04	3,679,016	-0.05(-0.08%)
Jan 13, 2012	59.00	59.13	58.59	59.08	2,563,469	+0.00(+0.00%)
Jan 12, 2012	59.23	59.23	58.94	59.08	2,803,378	+0.00(+0.00%)
Jan 11, 2012	59.11	59.25	59.08	59.08	2,928,909	-0.09(-0.16%)
Jan 10, 2012	59.22	59.28	59.13	59.17	4,561,628	+0.29(+0.49%)
Jan 09, 2012	58.96	59.08	58.88	58.88	2,718,828	+0.00(+0.00%)
Jan 06, 2012	59.05	59.10	58.77	58.88	2,448,281	-0.05(-0.08%)
Jan 05, 2012	59.10	59.10	58.81	58.93	3,807,607	-0.21(-0.36%)
Jan 04, 2012	59.13	59.19	58.76	59.14	3,680,353	+0.29(+0.49%)
Dec 30, 2011	58.87	59.05	58.84	58.85	1,347,239	-0.08(-0.13%)
Dec 29, 2011	58.77	59.04	58.67	58.93	2,228,910	+0.31(+0.52%)
Dec 28, 2011	58.77	58.87	58.48	58.62	1,627,301	-0.58(-0.97%)
Dec 27, 2011	59.05	59.21	58.83	59.20	2,023,899	+0.14(+0.23%)
Dec 23, 2011	58.80	59.11	58.67	59.06	1,971,915	+0.30(+0.52%)
Dec 21, 2011	58.36	58.77	58.22	58.76	3,720,394	+0.21(+0.36%)
Dec 20, 2011	58.27	58.54	58.19	58.54	4,129,632	+0.71(+1.24%)
Dec 19, 2011	57.89	58.15	57.77	57.83	2,608,132	-0.08(-0.13%)
Dec 16, 2011	57.80	57.92	57.66	57.91	1,722,779	+0.21(+0.37%)
Dec 15, 2011	57.84	57.84	57.62	57.69	1,849,982	+0.23(+0.40%)
Dec 14, 2011	57.57	57.65	57.33	57.46	2,840,291	-0.12(-0.21%)
Dec 13, 2011	57.92	58.06	57.48	57.59	1,984,267	-0.27(-0.47%)
Dec 12, 2011	57.80	57.86	57.59	57.86	1,719,191	-0.17(-0.29%)
Dec 09, 2011	57.84	58.04	57.77	58.03	1,708,607	+0.46(+0.79%)
Dec 08, 2011	57.63	57.86	57.52	57.57	2,257,660	-0.24(-0.42%)
Dec 07, 2011	58.03	58.06	57.71	57.81	1,941,603	-0.41(-0.70%)
Dec 06, 2011	57.84	58.32	57.71	58.22	3,364,899	+0.29(+0.50%)
Dec 05, 2011	57.89	58.16	57.69	57.94	4,062,812	+0.30(+0.53%)
Dec 02, 2011	57.46	57.69	57.28	57.63	3,795,525	+0.35(+0.61%)

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