Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	113.42	113.47	113.21	113.30	587,928	+0.09(+0.08%)
Feb 28, 2012	113.02	113.31	112.95	113.21	429,486	+0.34(+0.30%)
Feb 27, 2012	112.74	112.91	112.62	112.87	319,111	+0.01(+0.01%)
Feb 24, 2012	112.70	112.86	112.57	112.86	440,521	+0.25(+0.22%)
Feb 23, 2012	112.55	112.61	112.36	112.61	346,293	+0.27(+0.24%)
Feb 22, 2012	112.28	112.36	112.18	112.34	354,468	+0.30(+0.27%)
Feb 21, 2012	111.94	112.21	111.71	112.04	337,981	+0.51(+0.46%)
Feb 17, 2012	111.89	111.89	111.37	111.53	1,429,478	-0.24(-0.22%)
Feb 16, 2012	111.64	111.78	111.57	111.77	390,875	-0.13(-0.12%)
Feb 15, 2012	111.99	111.99	111.81	111.90	272,439	+0.15(+0.13%)
Feb 14, 2012	111.62	111.82	111.62	111.75	472,692	+0.18(+0.16%)
Feb 13, 2012	111.44	111.66	111.34	111.57	634,350	+0.59(+0.53%)
Feb 10, 2012	111.09	111.16	110.94	110.98	399,445	-0.34(-0.31%)
Feb 09, 2012	111.15	111.36	111.15	111.32	221,200	+0.13(+0.12%)
Feb 08, 2012	111.66	115.00	111.04	111.19	617,586	-0.24(-0.22%)
Feb 07, 2012	111.25	111.93	111.14	111.43	466,633	+0.24(+0.22%)
Feb 06, 2012	111.33	111.34	111.09	111.19	302,161	+0.09(+0.08%)
Feb 03, 2012	111.26	111.34	111.08	111.10	527,126	+0.06(+0.05%)
Feb 02, 2012	110.38	111.04	110.38	111.04	676,726	+0.70(+0.63%)
Feb 01, 2012	110.91	111.04	110.23	110.34	1,105,805	-0.66(-0.59%)
Jan 31, 2012	110.73	111.04	110.54	111.00	491,441	+0.44(+0.40%)
Jan 30, 2012	110.13	110.56	110.13	110.56	683,622	+0.22(+0.20%)
Jan 27, 2012	110.24	110.51	110.24	110.34	383,778	-0.13(-0.12%)
Jan 26, 2012	110.04	110.48	109.99	110.47	342,802	+0.73(+0.67%)
Jan 25, 2012	109.49	109.79	109.33	109.74	373,147	+0.32(+0.29%)
Jan 24, 2012	109.64	109.64	109.26	109.42	793,067	-0.34(-0.31%)
Jan 23, 2012	109.83	109.83	109.50	109.76	213,035	+0.28(+0.26%)
Jan 20, 2012	109.48	109.57	109.30	109.48	315,954	+0.30(+0.27%)
Jan 19, 2012	109.16	109.36	109.04	109.18	325,537	+0.28(+0.26%)
Jan 18, 2012	108.51	108.90	108.41	108.90	820,318	+0.59(+0.54%)
Jan 17, 2012	108.58	108.58	108.31	108.31	557,807	+0.08(+0.07%)
Jan 13, 2012	108.21	108.29	107.90	108.23	612,688	-0.04(-0.04%)
Jan 12, 2012	108.33	108.49	108.20	108.27	281,144	+0.09(+0.08%)
Jan 11, 2012	108.18	108.27	107.95	108.18	246,936	-0.03(-0.03%)
Jan 10, 2012	108.33	108.55	108.09	108.21	392,962	-0.03(-0.03%)
Jan 09, 2012	108.64	108.64	107.97	108.24	330,931	-0.16(-0.15%)
Jan 06, 2012	109.09	109.09	108.21	108.40	809,650	-0.48(-0.44%)
Jan 05, 2012	108.90	108.99	108.68	108.88	664,196	-0.16(-0.15%)
Jan 04, 2012	108.82	109.09	108.54	109.04	733,572	-0.71(-0.65%)
Dec 30, 2011	109.58	109.83	109.42	109.75	287,602	+0.17(+0.16%)
Dec 29, 2011	109.35	109.59	109.31	109.58	285,593	+0.21(+0.19%)
Dec 28, 2011	109.51	109.51	109.20	109.37	221,310	-0.15(-0.14%)
Dec 27, 2011	109.18	109.86	109.01	109.52	271,140	-0.12(-0.11%)
Dec 23, 2011	109.67	109.78	109.33	109.64	364,342	+0.02(+0.02%)
Dec 21, 2011	109.61	109.62	109.37	109.62	916,889	+0.10(+0.09%)
Dec 20, 2011	109.13	109.52	109.07	109.52	660,153	+0.56(+0.51%)
Dec 19, 2011	109.00	109.03	108.86	108.96	183,240	-0.14(-0.13%)
Dec 16, 2011	109.00	109.29	108.94	109.10	1,042,004	+0.26(+0.24%)
Dec 15, 2011	109.00	109.01	108.80	108.84	375,428	-0.22(-0.20%)
Dec 14, 2011	108.82	109.16	108.82	109.06	425,775	-0.13(-0.12%)
Dec 13, 2011	108.95	109.25	108.95	109.19	239,711	+0.18(+0.17%)
Dec 12, 2011	108.82	109.19	108.82	109.01	253,940	-0.01(-0.01%)
Dec 09, 2011	108.77	109.17	108.67	109.02	158,590	+0.20(+0.18%)
Dec 08, 2011	109.30	109.49	108.33	108.82	324,344	-0.54(-0.49%)
Dec 07, 2011	109.55	109.55	109.21	109.36	179,544	-0.25(-0.23%)
Dec 06, 2011	109.50	109.76	109.25	109.61	349,956	+0.37(+0.34%)
Dec 05, 2011	109.39	109.66	109.19	109.24	515,259	-0.03(-0.03%)
Dec 02, 2011	108.52	109.27	108.52	109.27	308,163	+0.69(+0.64%)

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