Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	63.51	63.73	62.78	62.81	665,493	-1.47(-2.29%)
Feb 28, 2012	63.96	64.40	63.86	64.28	485,268	+0.80(+1.26%)
Feb 27, 2012	63.02	63.67	62.85	63.48	510,640	-0.71(-1.11%)
Feb 24, 2012	63.95	64.47	63.95	64.20	747,398	+0.36(+0.56%)
Feb 23, 2012	63.70	63.87	63.30	63.84	474,971	-0.18(-0.28%)
Feb 22, 2012	63.77	64.06	63.73	64.02	656,949	+0.83(+1.31%)
Feb 21, 2012	63.16	63.40	62.92	63.19	505,475	-0.11(-0.17%)
Feb 17, 2012	63.60	63.63	63.12	63.30	402,330	-0.22(-0.35%)
Feb 16, 2012	63.03	63.57	62.91	63.52	2,106,504	+0.83(+1.32%)
Feb 15, 2012	62.95	63.10	62.56	62.69	1,256,479	+1.94(+3.20%)
Feb 14, 2012	60.65	60.75	60.42	60.75	755,469	+0.83(+1.38%)
Feb 13, 2012	59.84	60.11	59.82	59.92	497,484	+0.39(+0.66%)
Feb 10, 2012	59.94	60.02	59.35	59.53	931,989	-1.89(-3.08%)
Feb 09, 2012	61.77	61.89	61.21	61.42	923,609	-0.13(-0.21%)
Feb 08, 2012	61.55	61.62	61.23	61.55	1,381,554	+1.09(+1.81%)
Feb 07, 2012	60.35	60.75	59.99	60.45	1,370,344	+1.44(+2.45%)
Feb 06, 2012	58.91	59.29	58.77	59.01	872,961	+0.94(+1.62%)
Feb 03, 2012	58.06	58.30	57.92	58.07	660,147	+0.18(+0.31%)
Feb 02, 2012	57.82	58.00	57.64	57.89	679,911	+0.78(+1.37%)
Feb 01, 2012	56.88	57.29	56.88	57.10	658,993	+1.31(+2.34%)
Jan 31, 2012	56.00	56.19	55.58	55.80	412,379	+0.28(+0.51%)
Jan 30, 2012	55.38	55.68	55.03	55.52	346,376	-0.35(-0.63%)
Jan 27, 2012	56.11	56.35	55.74	55.87	562,193	-0.77(-1.37%)
Jan 26, 2012	56.78	56.86	56.49	56.64	1,103,412	+0.28(+0.50%)
Jan 25, 2012	55.59	56.49	55.35	56.36	1,517,613	+1.44(+2.61%)
Jan 24, 2012	54.68	54.98	54.29	54.92	837,858	+0.90(+1.66%)
Jan 23, 2012	54.09	54.36	53.91	54.03	845,226	-0.19(-0.35%)
Jan 20, 2012	53.44	54.23	53.38	54.22	927,111	+1.75(+3.34%)
Jan 19, 2012	52.08	52.62	52.06	52.46	1,230,370	+0.94(+1.83%)
Jan 18, 2012	51.32	51.66	51.08	51.52	1,193,756	+0.16(+0.31%)
Jan 17, 2012	51.58	51.65	51.34	51.36	601,329	-0.47(-0.91%)
Jan 13, 2012	51.69	51.98	51.64	51.83	293,853	+0.09(+0.18%)
Jan 12, 2012	51.69	51.87	51.55	51.74	675,332	-0.35(-0.67%)
Jan 11, 2012	51.79	52.15	51.53	52.09	339,627	-0.05(-0.10%)
Jan 10, 2012	52.02	52.33	51.97	52.15	464,597	+0.19(+0.37%)
Jan 09, 2012	52.02	52.18	51.80	51.96	397,206	-0.07(-0.13%)
Jan 06, 2012	52.03	52.09	51.80	52.02	279,064	-0.08(-0.16%)
Jan 05, 2012	52.02	52.27	51.92	52.11	452,522	+0.14(+0.28%)
Jan 04, 2012	51.81	52.15	51.69	51.96	660,471	+1.75(+3.48%)
Dec 30, 2011	49.93	50.44	49.56	50.22	491,330	+0.66(+1.33%)
Dec 29, 2011	49.05	49.59	49.01	49.56	460,653	+0.77(+1.57%)
Dec 28, 2011	49.21	49.32	48.64	48.79	508,347	-0.08(-0.17%)
Dec 27, 2011	49.13	49.13	48.80	48.87	322,676	-0.45(-0.91%)
Dec 23, 2011	49.31	49.36	49.02	49.32	369,988	+0.53(+1.09%)
Dec 21, 2011	48.71	48.88	48.48	48.79	405,605	-0.18(-0.37%)
Dec 20, 2011	49.04	49.04	48.55	48.97	493,409	+0.90(+1.86%)
Dec 19, 2011	48.56	48.82	48.04	48.08	466,912	-0.30(-0.61%)
Dec 16, 2011	48.67	48.81	48.22	48.37	793,335	-1.27(-2.55%)
Dec 15, 2011	49.76	49.94	49.52	49.64	425,384	+0.11(+0.23%)
Dec 14, 2011	49.59	49.83	49.28	49.53	723,347	-0.32(-0.64%)
Dec 13, 2011	50.58	50.88	49.56	49.84	760,155	-0.65(-1.28%)
Dec 12, 2011	50.98	50.98	50.23	50.49	584,200	-1.30(-2.51%)
Dec 09, 2011	50.48	52.12	50.47	51.79	969,761	+0.81(+1.59%)
Dec 08, 2011	51.66	51.76	50.88	50.98	543,715	-1.00(-1.93%)
Dec 07, 2011	51.72	52.14	51.31	51.98	884,098	+1.02(+2.00%)
Dec 06, 2011	51.07	51.29	50.75	50.96	782,022	-0.71(-1.38%)
Dec 05, 2011	51.66	51.77	51.32	51.67	1,192,688	+1.39(+2.76%)
Dec 02, 2011	50.63	50.77	50.20	50.28	607,305	+0.38(+0.76%)

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