Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	88.57	89.20	87.37	87.59	2,181,493	-0.83(-0.94%)
Feb 28, 2012	88.22	89.02	87.50	88.42	1,729,146	+0.23(+0.26%)
Feb 27, 2012	88.14	88.64	86.76	88.19	2,230,155	-0.28(-0.31%)
Feb 24, 2012	89.15	89.76	88.27	88.47	1,991,136	-0.57(-0.64%)
Feb 23, 2012	89.06	89.76	88.35	89.04	2,292,052	+0.13(+0.15%)
Feb 22, 2012	89.19	89.41	87.90	88.91	2,535,095	-0.38(-0.42%)
Feb 21, 2012	88.79	90.29	88.47	89.28	2,695,796	+0.89(+1.01%)
Feb 17, 2012	89.20	89.65	87.84	88.39	2,378,508	-0.70(-0.79%)
Feb 16, 2012	88.08	89.13	87.47	89.10	2,815,777	+1.43(+1.63%)
Feb 15, 2012	88.29	89.20	87.20	87.67	3,548,403	-0.31(-0.35%)
Feb 14, 2012	88.18	88.86	87.11	87.98	2,587,842	-1.00(-1.12%)
Feb 13, 2012	88.15	89.01	86.93	88.98	2,949,132	+1.87(+2.14%)
Feb 10, 2012	86.43	87.16	85.42	87.11	2,959,441	-0.68(-0.78%)
Feb 09, 2012	86.55	88.15	86.29	87.79	3,510,716	+1.20(+1.39%)
Feb 08, 2012	86.56	86.89	85.83	86.59	2,672,037	+0.02(+0.03%)
Feb 07, 2012	86.52	86.93	85.55	86.57	3,030,996	-0.18(-0.21%)
Feb 06, 2012	86.19	87.57	85.71	86.75	3,386,353	-0.21(-0.24%)
Feb 03, 2012	83.61	87.37	83.10	86.96	8,418,314	+4.91(+5.98%)
Feb 02, 2012	80.93	83.09	80.07	82.05	8,675,569	+5.42(+7.08%)
Feb 01, 2012	76.28	78.14	75.49	76.63	5,203,446	+1.32(+1.75%)
Jan 31, 2012	77.01	77.52	75.13	75.31	3,904,695	-0.98(-1.28%)
Jan 30, 2012	75.79	76.68	74.24	76.29	3,380,020	-0.83(-1.08%)
Jan 27, 2012	77.26	78.02	76.91	77.12	2,631,697	-0.54(-0.70%)
Jan 26, 2012	80.34	80.34	77.20	77.66	4,771,681	-1.24(-1.57%)
Jan 25, 2012	77.12	79.18	76.68	78.90	3,504,145	+1.56(+2.02%)
Jan 24, 2012	75.58	77.65	75.16	77.34	2,981,021	+0.94(+1.23%)
Jan 23, 2012	76.21	77.12	75.56	76.39	3,412,051	+0.52(+0.69%)
Jan 20, 2012	76.12	76.39	75.38	75.87	4,317,130	-0.53(-0.69%)
Jan 19, 2012	75.04	76.83	74.72	76.40	7,008,819	+3.03(+4.14%)
Jan 18, 2012	71.66	73.68	71.45	73.37	2,752,956	+1.50(+2.09%)
Jan 17, 2012	72.09	73.10	71.67	71.87	3,052,574	+1.08(+1.52%)
Jan 13, 2012	70.83	71.72	70.10	70.79	3,665,898	-1.06(-1.48%)
Jan 12, 2012	71.70	72.06	70.43	71.85	2,568,177	+0.48(+0.67%)
Jan 11, 2012	71.22	71.87	70.96	71.38	2,342,807	-0.12(-0.16%)
Jan 10, 2012	70.88	71.83	70.73	71.49	4,429,301	+1.82(+2.62%)
Jan 09, 2012	67.90	69.93	67.79	69.67	3,724,750	+1.94(+2.87%)
Jan 06, 2012	68.79	68.81	67.61	67.73	3,788,750	-0.85(-1.24%)
Jan 05, 2012	67.10	68.69	66.32	68.57	5,189,203	+1.74(+2.60%)
Jan 04, 2012	65.79	67.18	65.50	66.84	3,677,868	+3.10(+4.86%)
Dec 30, 2011	64.26	64.43	63.74	63.74	1,588,014	-0.70(-1.08%)
Dec 29, 2011	63.72	64.65	63.69	64.43	2,196,369	+0.82(+1.29%)
Dec 28, 2011	64.50	64.87	63.00	63.61	3,401,907	-0.71(-1.10%)
Dec 27, 2011	64.32	64.84	63.66	64.32	1,775,095	-0.17(-0.27%)
Dec 23, 2011	64.14	64.56	63.56	64.50	1,391,511	+0.80(+1.25%)
Dec 21, 2011	64.71	64.80	62.37	63.70	4,833,245	-1.48(-2.28%)
Dec 20, 2011	63.59	65.30	63.43	65.19	3,817,659	+3.04(+4.89%)
Dec 19, 2011	63.46	63.85	61.92	62.14	2,600,404	-1.07(-1.70%)
Dec 16, 2011	63.59	65.18	62.86	63.22	4,516,250	+0.34(+0.54%)
Dec 15, 2011	64.36	64.43	62.67	62.88	2,681,830	-0.49(-0.78%)
Dec 14, 2011	63.53	64.09	62.47	63.37	5,099,281	-1.25(-1.94%)
Dec 13, 2011	67.36	68.10	64.08	64.62	4,559,898	-2.27(-3.39%)
Dec 12, 2011	67.89	67.97	66.08	66.89	2,666,546	-1.98(-2.88%)
Dec 09, 2011	66.84	69.15	66.62	68.87	3,115,377	+2.33(+3.50%)
Dec 08, 2011	67.83	68.37	66.26	66.54	3,492,743	-1.95(-2.84%)
Dec 07, 2011	69.36	69.48	67.58	68.49	3,745,818	-1.54(-2.19%)
Dec 06, 2011	69.11	70.63	68.70	70.02	3,044,936	+0.72(+1.03%)
Dec 05, 2011	70.64	70.71	68.70	69.31	3,407,077	-0.01(-0.02%)
Dec 02, 2011	70.94	70.96	69.31	69.32	3,843,484	-0.43(-0.61%)

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