Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	43.32	44.20	43.13	43.69	14,558,400	+0.49(+1.13%)
Feb 28, 2012	43.02	43.54	42.87	43.20	11,092,500	-0.32(-0.74%)
Feb 27, 2012	43.22	43.70	42.96	43.52	11,685,600	+0.19(+0.43%)
Feb 24, 2012	42.97	43.34	42.91	43.34	32,701,500	+0.38(+0.88%)
Feb 23, 2012	43.08	43.12	42.24	42.96	44,762,400	-0.03(-0.08%)
Feb 22, 2012	43.15	43.38	42.92	42.99	13,055,400	-0.03(-0.06%)
Feb 21, 2012	42.75	43.22	42.60	43.02	13,562,100	+0.67(+1.58%)
Feb 20, 2012	42.16	42.39	41.68	42.35	3,852,465	+0.00(+0.00%)
Feb 17, 2012	42.16	42.39	41.68	42.35	11,555,100	+0.35(+0.83%)
Feb 16, 2012	41.43	42.31	41.43	42.00	11,089,800	+0.72(+1.75%)
Feb 15, 2012	40.90	41.85	40.76	41.28	9,973,800	+0.36(+0.89%)
Feb 14, 2012	40.77	40.91	40.51	40.91	20,238,300	+0.09(+0.23%)
Feb 13, 2012	41.12	41.14	40.38	40.82	16,994,700	-0.04(-0.10%)
Feb 10, 2012	40.68	41.09	40.02	40.86	16,055,100	-0.60(-1.44%)
Feb 09, 2012	39.60	42.56	39.03	41.46	35,286,300	+3.67(+9.71%)
Feb 08, 2012	37.66	37.91	37.61	37.79	10,693,800	+0.12(+0.31%)
Feb 07, 2012	37.43	38.04	37.41	37.67	8,932,500	+0.27(+0.73%)
Feb 06, 2012	37.09	37.50	37.02	37.40	8,684,100	+0.21(+0.56%)
Feb 03, 2012	36.63	37.23	36.57	37.19	10,844,100	+0.66(+1.80%)
Feb 02, 2012	35.98	36.61	35.98	36.53	10,145,700	+0.70(+1.94%)
Feb 01, 2012	35.92	36.20	35.66	35.84	15,685,200	+0.04(+0.11%)
Jan 31, 2012	36.54	36.63	35.61	35.80	22,145,400	-0.73(-2.01%)
Jan 30, 2012	35.69	36.66	35.63	36.53	12,229,200	+0.70(+1.96%)
Jan 27, 2012	37.10	37.16	35.80	35.83	21,653,100	-1.30(-3.50%)
Jan 26, 2012	38.32	38.40	36.93	37.13	17,687,700	-1.01(-2.65%)
Jan 25, 2012	37.28	38.21	37.06	38.14	12,051,900	+0.78(+2.09%)
Jan 24, 2012	36.69	37.38	36.67	37.36	11,617,200	+0.60(+1.64%)
Jan 23, 2012	36.60	36.85	36.40	36.75	11,859,300	+0.19(+0.52%)
Jan 20, 2012	36.83	36.94	36.48	36.56	14,051,700	-0.22(-0.59%)
Jan 19, 2012	37.62	37.67	36.74	36.78	8,380,800	-0.88(-2.35%)
Jan 18, 2012	38.02	38.06	37.38	37.66	7,200,000	-0.34(-0.90%)
Jan 17, 2012	37.95	38.28	37.52	38.01	8,189,100	+0.31(+0.81%)
Jan 16, 2012	37.27	37.75	37.20	37.70	1,835,649	+0.00(+0.00%)
Jan 13, 2012	37.27	37.75	37.20	37.70	5,507,100	+0.34(+0.92%)
Jan 12, 2012	37.44	37.61	37.28	37.36	6,302,700	+0.00(+0.00%)
Jan 11, 2012	37.83	37.99	37.31	37.36	11,859,300	-0.60(-1.57%)
Jan 10, 2012	38.20	38.56	37.90	37.95	10,071,000	-0.16(-0.42%)
Jan 09, 2012	38.01	38.24	37.77	38.11	5,931,000	+0.09(+0.25%)
Jan 06, 2012	37.94	38.07	37.66	38.02	8,069,400	-0.01(-0.03%)
Jan 05, 2012	37.53	38.08	37.47	38.03	8,262,900	+0.47(+1.25%)
Jan 04, 2012	37.77	37.89	37.26	37.56	9,084,600	-0.20(-0.52%)
Jan 03, 2012	38.43	38.50	37.68	37.76	12,694,500	-0.24(-0.64%)
Jan 02, 2012	38.13	38.31	37.86	38.00	2,008,725	+0.00(+0.00%)
Dec 30, 2011	38.36	38.36	37.86	38.00	6,025,500	-0.31(-0.82%)
Dec 29, 2011	38.08	38.35	37.89	38.31	6,449,400	+0.20(+0.53%)
Dec 28, 2011	38.09	38.26	37.77	38.11	7,057,800	+0.10(+0.27%)
Dec 27, 2011	37.76	38.20	37.76	38.01	4,663,800	+0.12(+0.31%)
Dec 26, 2011	37.51	37.89	37.43	37.89	1,324,782	+0.00(+0.00%)
Dec 23, 2011	37.51	37.89	37.43	37.89	3,974,400	+0.49(+1.32%)
Dec 22, 2011	37.68	37.72	37.32	37.40	7,861,500	-0.10(-0.28%)
Dec 21, 2011	37.02	37.56	37.02	37.50	9,871,200	+0.48(+1.30%)
Dec 20, 2011	36.70	37.12	36.49	37.02	8,667,900	+0.74(+2.04%)
Dec 19, 2011	36.15	36.70	36.15	36.28	8,378,100	+0.27(+0.75%)
Dec 16, 2011	36.67	36.81	35.98	36.01	24,310,800	-0.53(-1.46%)
Dec 15, 2011	36.24	36.73	36.16	36.54	8,693,100	+0.42(+1.16%)
Dec 14, 2011	36.61	36.66	36.02	36.12	9,710,100	-0.47(-1.28%)
Dec 13, 2011	36.39	36.99	36.33	36.59	13,723,200	+0.30(+0.83%)
Dec 12, 2011	36.26	36.53	36.00	36.29	9,008,100	-0.14(-0.38%)
Dec 09, 2011	36.51	36.78	36.33	36.43	6,942,600	+0.07(+0.19%)
Dec 08, 2011	36.40	36.90	36.30	36.36	7,581,600	-0.17(-0.46%)
Dec 07, 2011	36.91	37.01	36.33	36.53	13,509,900	-0.38(-1.02%)
Dec 06, 2011	37.15	37.27	36.86	36.91	8,313,300	-0.08(-0.22%)
Dec 05, 2011	37.04	37.40	36.84	36.99	6,983,100	+0.31(+0.85%)
Dec 02, 2011	37.51	37.65	36.66	36.67	8,597,700	-0.77(-2.05%)

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