Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	82.51	83.82	82.09	83.76	1,022,191	+1.65(+2.00%)
Feb 28, 2012	81.68	82.33	81.08	82.12	413,119	+0.38(+0.47%)
Feb 27, 2012	80.48	82.57	80.27	81.73	463,594	+0.52(+0.64%)
Feb 24, 2012	80.94	81.38	80.25	81.21	356,647	+0.26(+0.32%)
Feb 23, 2012	80.86	81.47	80.43	80.96	368,622	-0.06(-0.07%)
Feb 22, 2012	81.05	81.49	80.56	81.02	404,246	-0.04(-0.05%)
Feb 21, 2012	81.45	82.28	80.41	81.05	638,716	+0.03(+0.04%)
Feb 17, 2012	81.29	81.69	80.59	81.02	312,451	+0.11(+0.13%)
Feb 16, 2012	80.34	81.72	80.19	80.92	442,104	+0.41(+0.51%)
Feb 15, 2012	81.30	81.69	79.99	80.50	708,646	-0.66(-0.81%)
Feb 14, 2012	80.47	81.30	80.01	81.16	513,486	+0.33(+0.40%)
Feb 13, 2012	80.78	81.20	80.16	80.84	684,267	+0.73(+0.91%)
Feb 10, 2012	79.64	80.27	79.28	80.11	760,093	+0.03(+0.04%)
Feb 09, 2012	79.85	80.54	79.02	80.08	627,958	+0.22(+0.27%)
Feb 08, 2012	80.28	81.73	79.09	79.86	1,109,193	+1.90(+2.44%)
Feb 07, 2012	76.87	78.56	76.41	77.96	635,000	+0.80(+1.03%)
Feb 06, 2012	76.73	77.46	76.23	77.16	410,860	+0.20(+0.26%)
Feb 03, 2012	75.98	77.59	75.31	76.97	982,572	+1.82(+2.43%)
Feb 02, 2012	75.63	75.79	75.03	75.14	897,724	-0.21(-0.27%)
Feb 01, 2012	76.61	76.63	75.05	75.35	1,242,106	-0.71(-0.93%)
Jan 31, 2012	75.95	76.63	75.34	76.06	946,066	+0.56(+0.74%)
Jan 30, 2012	74.97	76.05	74.33	75.50	397,358	-0.08(-0.10%)
Jan 27, 2012	75.82	76.15	75.36	75.58	483,534	-0.24(-0.31%)
Jan 26, 2012	76.70	76.82	75.31	75.81	758,619	-0.65(-0.85%)
Jan 25, 2012	76.57	76.85	75.56	76.46	977,391	-0.34(-0.44%)
Jan 24, 2012	75.04	77.22	74.81	76.80	1,258,673	+1.64(+2.18%)
Jan 23, 2012	75.38	76.34	74.73	75.16	814,105	-0.35(-0.47%)
Jan 20, 2012	75.87	76.14	75.16	75.52	614,604	-0.31(-0.40%)
Jan 19, 2012	75.05	76.27	74.79	75.82	906,444	+0.93(+1.24%)
Jan 18, 2012	73.50	75.26	72.90	74.90	1,134,558	+1.01(+1.36%)
Jan 17, 2012	75.02	75.25	73.46	73.89	793,076	-0.40(-0.54%)
Jan 13, 2012	74.26	75.96	73.89	74.29	1,048,757	-0.76(-1.01%)
Jan 12, 2012	71.22	75.42	69.56	75.05	3,239,015	+2.24(+3.07%)
Jan 11, 2012	72.87	73.31	72.52	72.82	890,523	-0.10(-0.14%)
Jan 10, 2012	72.86	73.16	72.14	72.92	667,068	+0.20(+0.27%)
Jan 09, 2012	73.43	73.66	71.27	72.72	994,128	+0.14(+0.19%)
Jan 06, 2012	71.73	72.85	70.75	72.58	859,397	+0.97(+1.35%)
Jan 05, 2012	71.82	72.20	69.36	71.61	894,509	-1.16(-1.60%)
Jan 04, 2012	70.19	72.79	70.01	72.78	977,613	+3.32(+4.78%)
Dec 30, 2011	69.84	70.23	69.43	69.46	376,581	-0.09(-0.13%)
Dec 29, 2011	69.01	70.14	68.63	69.55	481,328	+0.76(+1.10%)
Dec 28, 2011	69.96	70.03	68.59	68.79	434,455	-1.36(-1.94%)
Dec 27, 2011	68.92	70.71	68.92	70.15	540,529	+0.93(+1.34%)
Dec 23, 2011	67.74	69.24	67.74	69.22	268,796	+1.79(+2.66%)
Dec 21, 2011	65.72	67.61	65.39	67.43	2,546,604	-0.19(-0.28%)
Dec 20, 2011	68.00	68.48	67.16	67.61	567,627	+0.71(+1.06%)
Dec 19, 2011	68.06	68.80	66.77	66.90	652,921	-0.67(-0.99%)
Dec 16, 2011	68.45	68.88	67.12	67.57	1,152,384	-0.25(-0.36%)
Dec 15, 2011	67.61	67.97	65.98	67.82	1,162,500	+1.01(+1.50%)
Dec 14, 2011	66.90	67.50	66.25	66.82	1,015,144	-0.55(-0.82%)
Dec 13, 2011	70.91	70.93	66.54	67.37	582,372	-2.79(-3.97%)
Dec 12, 2011	69.96	70.43	69.08	70.16	814,480	-0.75(-1.06%)
Dec 09, 2011	69.82	71.24	68.74	70.91	1,187,457	+1.37(+1.97%)
Dec 08, 2011	70.10	71.64	69.21	69.54	1,114,904	-2.10(-2.93%)
Dec 07, 2011	72.91	73.36	70.72	71.63	1,114,865	-2.11(-2.86%)
Dec 06, 2011	73.89	74.29	73.47	73.74	936,378	+0.01(+0.01%)
Dec 05, 2011	72.31	74.15	71.90	73.73	1,756,981	+2.02(+2.82%)
Dec 02, 2011	71.19	73.05	69.06	71.71	3,333,239	+5.08(+7.63%)

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