Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	43.13	43.42	42.80	43.15	4,494,392	+0.11(+0.26%)
Feb 28, 2012	43.11	43.26	42.88	43.04	2,780,419	-0.09(-0.21%)
Feb 27, 2012	42.95	43.60	42.80	43.13	3,995,307	-0.14(-0.32%)
Feb 24, 2012	43.08	43.45	43.08	43.27	3,322,823	+0.18(+0.43%)
Feb 23, 2012	43.54	43.76	43.04	43.09	3,230,521	-0.42(-0.95%)
Feb 22, 2012	43.35	43.67	43.12	43.50	3,413,050	+0.25(+0.58%)
Feb 21, 2012	43.62	43.83	43.07	43.25	3,967,376	-0.19(-0.45%)
Feb 17, 2012	43.80	43.93	43.44	43.45	3,596,193	-0.08(-0.19%)
Feb 16, 2012	43.53	43.68	43.33	43.53	3,198,625	-0.01(-0.02%)
Feb 15, 2012	43.83	44.03	43.46	43.54	4,456,245	-0.08(-0.19%)
Feb 14, 2012	42.69	43.63	42.52	43.62	6,475,720	+0.93(+2.18%)
Feb 13, 2012	42.43	42.91	42.34	42.69	3,555,545	+0.52(+1.23%)
Feb 10, 2012	41.77	42.40	41.53	42.17	4,076,105	-0.09(-0.22%)
Feb 09, 2012	41.66	42.39	41.66	42.27	4,628,150	+0.61(+1.46%)
Feb 08, 2012	41.01	41.80	40.97	41.66	4,611,306	+0.40(+0.96%)
Feb 07, 2012	40.37	41.34	40.24	41.26	4,115,882	+0.89(+2.21%)
Feb 06, 2012	40.70	40.72	39.94	40.37	5,250,217	-0.34(-0.83%)
Feb 03, 2012	41.30	41.30	40.05	40.71	6,396,092	-0.63(-1.52%)
Feb 02, 2012	41.84	42.09	41.16	41.33	3,580,506	-0.26(-0.62%)
Feb 01, 2012	39.60	42.22	39.01	41.59	6,877,896	+1.26(+3.14%)
Jan 31, 2012	40.68	41.53	40.17	40.33	5,081,718	-0.30(-0.73%)
Jan 30, 2012	39.85	40.69	39.54	40.62	5,583,295	+0.54(+1.36%)
Jan 27, 2012	38.99	40.24	38.99	40.08	4,434,553	+0.76(+1.92%)
Jan 26, 2012	39.54	39.54	38.71	39.32	4,358,866	-0.02(-0.05%)
Jan 25, 2012	38.74	39.60	37.88	39.34	6,849,562	-0.13(-0.33%)
Jan 24, 2012	40.11	40.25	39.26	39.47	4,758,689	-0.75(-1.86%)
Jan 23, 2012	40.40	40.80	40.05	40.22	2,518,776	-0.15(-0.37%)
Jan 20, 2012	40.73	40.94	40.12	40.36	3,449,292	-0.36(-0.88%)
Jan 19, 2012	40.66	41.05	40.31	40.72	4,736,865	-0.72(-1.74%)
Jan 18, 2012	41.08	41.50	40.67	41.44	2,813,066	+0.31(+0.76%)
Jan 17, 2012	40.83	41.40	40.68	41.13	3,268,429	+0.80(+1.99%)
Jan 13, 2012	40.30	40.38	39.96	40.33	2,238,956	-0.21(-0.52%)
Jan 12, 2012	40.82	40.86	40.09	40.54	2,614,208	-0.24(-0.59%)
Jan 11, 2012	40.65	40.96	40.42	40.78	2,095,627	+0.04(+0.10%)
Jan 10, 2012	40.88	41.08	40.54	40.74	3,492,608	+0.17(+0.41%)
Jan 09, 2012	40.64	40.86	40.17	40.57	3,321,134	+0.06(+0.16%)
Jan 06, 2012	40.04	41.12	39.99	40.51	3,762,110	+0.40(+1.01%)
Jan 05, 2012	39.53	40.28	39.36	40.10	3,333,147	+0.40(+1.00%)
Jan 04, 2012	38.88	39.74	38.85	39.71	6,075,635	+0.93(+2.39%)
Dec 30, 2011	39.48	39.54	38.71	38.78	3,147,953	-0.76(-1.93%)
Dec 29, 2011	39.30	39.91	39.30	39.54	1,858,380	+0.27(+0.68%)
Dec 28, 2011	40.21	40.25	39.19	39.28	2,748,214	-0.92(-2.29%)
Dec 27, 2011	39.87	40.34	39.85	40.20	2,711,988	+0.30(+0.76%)
Dec 23, 2011	39.07	40.03	39.05	39.89	3,555,588	+1.23(+3.19%)
Dec 21, 2011	38.43	38.72	37.80	38.66	4,472,665	+0.38(+0.98%)
Dec 20, 2011	37.61	38.42	37.43	38.28	5,599,653	+1.37(+3.71%)
Dec 19, 2011	37.20	37.57	36.80	36.91	3,198,599	-0.21(-0.57%)
Dec 16, 2011	37.40	37.69	36.95	37.13	5,291,951	+0.31(+0.85%)
Dec 15, 2011	37.20	37.34	36.16	36.81	5,794,195	+0.71(+1.96%)
Dec 14, 2011	36.48	36.89	36.10	36.11	4,258,836	-0.30(-0.83%)
Dec 13, 2011	37.04	37.43	36.31	36.41	3,072,049	-0.38(-1.02%)
Dec 12, 2011	37.31	37.52	36.59	36.79	2,704,015	-0.82(-2.18%)
Dec 09, 2011	37.14	37.71	37.07	37.60	2,803,187	+0.61(+1.64%)
Dec 08, 2011	38.15	38.20	36.88	37.00	3,234,733	-1.34(-3.50%)
Dec 07, 2011	37.96	38.58	37.48	38.34	4,857,089	+0.33(+0.87%)
Dec 06, 2011	37.57	38.27	37.54	38.01	3,461,296	+0.46(+1.22%)
Dec 05, 2011	38.25	38.42	37.43	37.55	3,823,331	-0.15(-0.39%)
Dec 02, 2011	38.61	38.61	37.48	37.70	3,583,773	-0.62(-1.61%)

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