Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	47.51	47.80	47.25	47.36	649,932	+0.31(+0.66%)
Feb 28, 2012	46.81	47.08	46.74	47.05	1,121,490	+0.61(+1.32%)
Feb 27, 2012	46.31	46.62	46.13	46.44	428,081	-0.61(-1.30%)
Feb 24, 2012	46.95	47.13	46.89	47.05	226,865	+0.21(+0.45%)
Feb 23, 2012	46.86	46.92	46.62	46.84	393,162	-0.24(-0.50%)
Feb 22, 2012	47.09	47.10	46.86	47.07	181,904	+0.09(+0.19%)
Feb 21, 2012	47.08	47.23	46.84	46.98	245,460	-0.11(-0.24%)
Feb 17, 2012	47.15	47.24	46.93	47.10	197,708	+0.15(+0.31%)
Feb 16, 2012	46.53	46.99	46.44	46.95	309,147	+0.26(+0.56%)
Feb 15, 2012	46.86	46.97	46.54	46.69	465,579	+0.44(+0.95%)
Feb 14, 2012	46.24	46.26	45.93	46.25	258,643	-0.02(-0.04%)
Feb 13, 2012	46.43	46.50	46.16	46.27	1,130,539	+0.42(+0.91%)
Feb 10, 2012	45.87	45.87	45.59	45.85	1,542,610	-0.89(-1.90%)
Feb 09, 2012	46.86	46.86	46.47	46.74	346,191	+0.07(+0.16%)
Feb 08, 2012	46.59	46.79	46.48	46.66	488,642	+0.60(+1.31%)
Feb 07, 2012	45.94	46.15	45.67	46.06	354,471	-0.05(-0.11%)
Feb 06, 2012	46.00	46.16	45.88	46.11	314,489	-0.56(-1.20%)
Feb 03, 2012	46.43	46.69	46.28	46.67	322,734	+0.74(+1.61%)
Feb 02, 2012	45.96	46.21	45.86	45.93	417,239	+0.29(+0.64%)
Feb 01, 2012	45.47	45.91	45.43	45.64	384,774	+0.77(+1.71%)
Jan 31, 2012	45.05	45.20	44.70	44.87	481,198	+0.25(+0.57%)
Jan 30, 2012	44.25	44.71	44.19	44.62	665,460	-0.72(-1.58%)
Jan 27, 2012	45.18	45.43	44.95	45.34	1,339,813	+0.22(+0.49%)
Jan 26, 2012	45.45	45.63	44.96	45.12	1,093,235	-0.10(-0.22%)
Jan 25, 2012	44.68	45.34	44.46	45.21	298,712	+0.42(+0.95%)
Jan 24, 2012	44.47	44.81	44.28	44.79	208,659	+0.11(+0.26%)
Jan 23, 2012	44.52	44.95	44.52	44.68	370,975	+0.29(+0.64%)
Jan 20, 2012	44.15	44.44	44.10	44.39	360,496	+0.17(+0.39%)
Jan 19, 2012	44.16	44.29	43.96	44.22	511,063	+0.57(+1.31%)
Jan 18, 2012	42.93	43.71	42.90	43.65	504,187	+0.78(+1.82%)
Jan 17, 2012	42.95	43.07	42.72	42.87	541,107	+0.69(+1.64%)
Jan 13, 2012	42.16	42.23	41.83	42.18	776,944	-0.19(-0.44%)
Jan 12, 2012	42.26	42.42	41.97	42.36	500,404	+0.36(+0.85%)
Jan 11, 2012	41.95	42.11	41.83	42.00	343,666	-0.26(-0.62%)
Jan 10, 2012	42.19	42.39	42.05	42.27	402,379	+1.03(+2.49%)
Jan 09, 2012	41.19	41.40	41.15	41.24	295,683	+0.16(+0.40%)
Jan 06, 2012	41.22	41.29	40.94	41.08	434,049	-0.37(-0.88%)
Jan 05, 2012	41.17	41.52	41.06	41.44	419,365	+0.00(+0.00%)
Jan 04, 2012	41.34	41.52	41.17	41.44	385,926	+0.79(+1.94%)
Dec 30, 2011	40.60	40.73	40.48	40.65	559,719	-0.11(-0.26%)
Dec 29, 2011	40.46	40.79	40.45	40.76	418,198	+0.56(+1.40%)
Dec 28, 2011	40.64	40.66	40.13	40.20	401,848	-0.54(-1.32%)
Dec 27, 2011	40.81	40.96	40.73	40.73	579,814	-0.44(-1.07%)
Dec 23, 2011	41.12	41.19	40.93	41.17	761,724	+0.43(+1.06%)
Dec 21, 2011	40.55	40.75	40.17	40.74	342,461	+0.26(+0.64%)
Dec 20, 2011	39.98	40.56	39.94	40.48	381,575	+1.01(+2.56%)
Dec 19, 2011	39.94	40.12	39.28	39.47	2,040,301	-1.09(-2.69%)
Dec 16, 2011	40.54	40.80	40.35	40.56	2,545,722	+0.48(+1.20%)
Dec 15, 2011	40.39	40.54	40.02	40.08	558,618	+0.03(+0.08%)
Dec 14, 2011	40.24	40.50	39.93	40.05	686,076	-0.47(-1.17%)
Dec 13, 2011	40.97	41.26	40.31	40.52	459,951	-0.21(-0.52%)
Dec 12, 2011	40.94	41.08	40.40	40.73	1,121,817	-1.37(-3.25%)
Dec 09, 2011	41.52	42.21	41.44	42.10	1,130,586	+0.69(+1.67%)
Dec 08, 2011	42.00	42.22	41.23	41.41	521,190	-1.25(-2.94%)
Dec 07, 2011	42.54	42.79	42.20	42.66	590,729	+0.07(+0.15%)
Dec 06, 2011	42.66	42.82	42.32	42.60	284,798	-0.42(-0.98%)
Dec 05, 2011	43.23	43.33	42.81	43.02	338,722	+0.35(+0.82%)
Dec 02, 2011	42.98	43.28	42.56	42.67	808,367	-0.09(-0.21%)

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