Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	51.10	51.56	50.79	50.84	628,044	-0.22(-0.44%)
Feb 28, 2012	50.66	51.31	50.46	51.06	637,931	+0.49(+0.97%)
Feb 27, 2012	50.63	50.98	50.26	50.57	741,717	-0.56(-1.09%)
Feb 24, 2012	51.82	51.85	50.85	51.13	628,037	-0.54(-1.05%)
Feb 23, 2012	50.97	52.57	50.88	51.67	844,580	+0.87(+1.72%)
Feb 22, 2012	51.17	51.31	50.48	50.80	615,309	-0.58(-1.13%)
Feb 21, 2012	51.66	52.23	51.20	51.38	430,785	-0.04(-0.07%)
Feb 17, 2012	52.05	52.53	50.98	51.42	631,161	-0.59(-1.13%)
Feb 16, 2012	52.36	52.75	51.86	52.01	736,894	-0.27(-0.51%)
Feb 15, 2012	53.49	53.54	52.06	52.28	711,353	-1.04(-1.95%)
Feb 14, 2012	53.04	53.48	52.82	53.32	652,338	-0.11(-0.20%)
Feb 13, 2012	52.77	53.48	52.67	53.42	611,503	+1.19(+2.29%)
Feb 10, 2012	51.53	52.49	51.17	52.23	601,031	+0.07(+0.13%)
Feb 09, 2012	52.23	52.39	51.60	52.16	674,437	+0.18(+0.34%)
Feb 08, 2012	52.57	53.03	51.71	51.99	726,828	-0.67(-1.26%)
Feb 07, 2012	51.94	52.72	51.66	52.65	736,471	+0.46(+0.88%)
Feb 06, 2012	51.88	52.34	51.05	52.19	755,580	+0.40(+0.77%)
Feb 03, 2012	50.73	51.85	50.67	51.79	1,006,896	+1.89(+3.79%)
Feb 02, 2012	50.32	50.68	49.56	49.90	944,304	-0.28(-0.55%)
Feb 01, 2012	49.86	50.67	49.58	50.18	1,118,688	+0.90(+1.82%)
Jan 31, 2012	49.31	50.03	48.57	49.28	849,371	+0.28(+0.58%)
Jan 30, 2012	48.79	49.50	48.15	49.00	774,472	-0.24(-0.50%)
Jan 27, 2012	48.34	49.48	48.34	49.25	1,184,387	+0.78(+1.61%)
Jan 26, 2012	50.02	50.09	48.33	48.47	1,361,612	-1.52(-3.05%)
Jan 25, 2012	46.22	50.40	45.23	49.99	3,503,575	+2.01(+4.20%)
Jan 24, 2012	46.57	48.14	46.45	47.98	1,522,535	+1.04(+2.22%)
Jan 23, 2012	46.74	47.16	46.30	46.93	1,044,971	+0.20(+0.43%)
Jan 20, 2012	47.90	47.95	45.79	46.74	1,246,285	-1.29(-2.69%)
Jan 19, 2012	47.92	48.35	47.50	48.03	1,013,389	+0.41(+0.87%)
Jan 18, 2012	46.75	47.64	46.57	47.62	795,096	+0.85(+1.82%)
Jan 17, 2012	46.13	46.87	45.99	46.77	923,731	+1.02(+2.23%)
Jan 13, 2012	44.26	45.76	44.09	45.75	653,044	+0.92(+2.05%)
Jan 12, 2012	45.68	45.76	44.47	44.83	979,060	-0.86(-1.89%)
Jan 11, 2012	46.30	46.94	45.61	45.69	877,497	-0.96(-2.05%)
Jan 10, 2012	46.48	47.54	46.12	46.65	1,251,910	+0.70(+1.52%)
Jan 09, 2012	45.34	46.52	45.30	45.95	2,059,712	+0.98(+2.18%)
Jan 06, 2012	44.09	45.15	43.41	44.98	2,831,737	+0.90(+2.03%)
Jan 05, 2012	42.16	44.12	41.61	44.08	1,054,742	+1.68(+3.95%)
Jan 04, 2012	41.68	42.63	41.44	42.40	815,679	-0.44(-1.02%)
Dec 30, 2011	43.73	43.77	42.83	42.84	594,617	-0.89(-2.03%)
Dec 29, 2011	42.86	43.87	42.59	43.73	429,368	+1.06(+2.49%)
Dec 28, 2011	43.48	43.64	42.56	42.66	605,683	-0.88(-2.02%)
Dec 27, 2011	43.39	43.84	42.71	43.54	717,541	+0.08(+0.18%)
Dec 23, 2011	42.07	43.53	42.07	43.47	545,815	+1.26(+2.97%)
Dec 21, 2011	42.07	42.43	41.46	42.21	864,369	+0.14(+0.33%)
Dec 20, 2011	41.62	42.24	41.60	42.07	1,201,448	+1.05(+2.56%)
Dec 19, 2011	43.29	43.51	40.83	41.03	1,614,620	-1.89(-4.40%)
Dec 16, 2011	44.54	45.19	42.82	42.92	1,728,282	-1.31(-2.96%)
Dec 15, 2011	44.21	44.98	43.74	44.23	814,981	+0.39(+0.89%)
Dec 14, 2011	45.05	45.15	43.66	43.84	1,108,875	-1.52(-3.34%)
Dec 13, 2011	47.56	48.09	45.20	45.35	1,299,787	-1.68(-3.56%)
Dec 12, 2011	44.93	47.05	44.93	47.03	1,366,230	+1.26(+2.76%)
Dec 09, 2011	44.29	46.04	44.06	45.76	933,252	+1.81(+4.11%)
Dec 08, 2011	45.26	46.04	43.93	43.96	1,223,421	-1.62(-3.56%)
Dec 07, 2011	46.52	46.65	45.02	45.58	1,416,400	-1.45(-3.08%)
Dec 06, 2011	47.78	47.78	46.58	47.03	943,351	-0.77(-1.62%)
Dec 05, 2011	47.99	48.26	47.16	47.80	923,894	+0.71(+1.51%)
Dec 02, 2011	47.10	48.02	46.96	47.09	760,325	+0.51(+1.08%)

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