Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	71.95	72.01	71.71	71.88	2,709,169	+0.32(+0.45%)
Nov 29, 2011	71.68	71.71	71.38	71.55	2,249,035	-0.16(-0.23%)
Nov 28, 2011	71.51	71.96	71.31	71.72	3,720,475	+0.03(+0.05%)
Nov 25, 2011	71.83	71.97	71.64	71.68	1,016,522	-0.29(-0.40%)
Nov 23, 2011	72.21	72.21	71.85	71.97	2,766,682	-0.37(-0.51%)
Nov 22, 2011	72.41	72.55	72.34	72.34	2,143,127	-0.19(-0.26%)
Nov 21, 2011	72.81	72.81	72.46	72.53	2,087,066	-0.30(-0.41%)
Nov 18, 2011	72.71	72.86	72.59	72.83	1,971,756	+0.12(+0.16%)
Nov 17, 2011	73.20	73.33	72.66	72.71	6,515,043	-0.58(-0.79%)
Nov 16, 2011	73.62	73.62	73.22	73.29	4,068,183	-0.23(-0.32%)
Nov 15, 2011	73.55	73.74	73.38	73.52	2,194,658	-0.07(-0.10%)
Nov 14, 2011	73.64	73.77	73.51	73.59	1,264,862	-0.01(-0.01%)
Nov 11, 2011	73.75	73.75	73.36	73.60	1,715,740	-0.13(-0.18%)
Nov 10, 2011	73.88	73.94	73.42	73.73	2,291,049	-0.37(-0.50%)
Nov 09, 2011	74.43	74.60	74.07	74.10	1,928,402	-0.19(-0.26%)
Nov 08, 2011	74.75	74.83	74.27	74.29	6,712,067	-0.46(-0.62%)
Nov 07, 2011	74.94	75.12	74.72	74.75	1,165,694	-0.30(-0.40%)
Nov 04, 2011	74.87	75.12	74.69	75.05	2,293,447	+0.15(+0.20%)
Nov 03, 2011	74.79	75.02	74.59	74.90	2,876,954	+0.04(+0.05%)
Nov 02, 2011	74.51	74.88	74.42	74.87	2,881,471	+0.27(+0.37%)
Nov 01, 2011	74.48	74.67	74.26	74.59	2,357,438	+0.37(+0.50%)
Oct 31, 2011	74.18	74.38	73.99	74.22	2,392,642	+0.17(+0.23%)
Oct 28, 2011	73.93	74.23	73.79	74.05	3,249,107	+0.28(+0.39%)
Oct 27, 2011	73.75	74.18	73.70	73.77	3,653,543	-0.03(-0.03%)
Oct 26, 2011	73.91	73.97	73.62	73.79	1,588,397	-0.04(-0.05%)
Oct 25, 2011	73.43	73.90	73.40	73.83	2,389,541	+0.36(+0.49%)
Oct 24, 2011	73.26	73.47	73.25	73.47	2,072,640	+0.38(+0.51%)
Oct 21, 2011	72.89	73.13	72.89	73.10	1,314,364	+0.24(+0.33%)
Oct 20, 2011	72.67	72.89	72.52	72.86	1,448,845	+0.16(+0.22%)
Oct 19, 2011	72.66	72.80	72.47	72.69	2,843,022	+0.19(+0.26%)
Oct 18, 2011	72.38	72.66	72.34	72.51	1,290,460	+0.25(+0.35%)
Oct 17, 2011	72.44	72.44	72.23	72.25	1,512,905	-0.05(-0.07%)
Oct 14, 2011	71.92	72.42	71.88	72.31	1,625,526	-0.05(-0.06%)
Oct 13, 2011	72.46	72.48	72.25	72.35	2,309,315	+0.06(+0.09%)
Oct 12, 2011	72.18	72.40	71.96	72.29	2,492,731	+0.11(+0.15%)
Oct 11, 2011	72.18	72.31	71.92	72.18	3,241,063	+0.19(+0.27%)
Oct 10, 2011	71.85	72.06	71.60	71.98	1,473,811	+0.14(+0.19%)
Oct 07, 2011	71.92	72.14	71.79	71.85	3,272,672	-0.06(-0.09%)
Oct 06, 2011	72.18	72.19	71.88	71.91	2,180,364	-0.29(-0.40%)
Oct 05, 2011	72.00	72.22	71.63	72.20	7,001,308	+0.30(+0.41%)
Oct 04, 2011	72.56	72.57	71.67	71.90	2,709,414	-0.63(-0.87%)
Oct 03, 2011	72.44	72.59	72.27	72.54	5,525,254	+0.13(+0.19%)
Sep 30, 2011	72.42	72.48	72.14	72.40	2,301,515	+0.36(+0.50%)
Sep 29, 2011	72.27	72.38	72.04	72.04	1,340,908	-0.08(-0.11%)
Sep 28, 2011	72.32	72.32	71.98	72.12	1,920,988	-0.29(-0.40%)
Sep 27, 2011	72.30	72.56	72.23	72.41	2,014,424	-0.23(-0.32%)
Sep 26, 2011	72.66	72.86	72.49	72.64	1,258,643	-0.14(-0.19%)
Sep 23, 2011	73.14	73.18	72.78	72.78	1,064,869	-0.45(-0.62%)
Sep 22, 2011	73.29	73.37	72.78	73.23	2,022,567	+0.14(+0.19%)
Sep 21, 2011	72.92	73.20	72.69	73.09	1,561,134	+0.17(+0.23%)
Sep 20, 2011	72.91	73.05	72.85	72.92	1,379,285	+0.03(+0.04%)
Sep 19, 2011	72.85	72.98	72.80	72.89	1,401,146	+0.40(+0.55%)
Sep 16, 2011	72.40	72.73	72.40	72.49	2,371,145	+0.00(+0.00%)
Sep 15, 2011	72.47	72.61	72.37	72.49	2,058,131	-0.25(-0.35%)
Sep 14, 2011	72.64	72.92	72.64	72.74	1,481,097	-0.03(-0.04%)
Sep 13, 2011	72.65	72.84	72.53	72.77	2,383,713	-0.01(-0.02%)
Sep 12, 2011	72.88	73.18	72.73	72.78	2,713,616	-0.44(-0.61%)
Sep 09, 2011	73.11	73.43	72.90	73.23	1,596,852	+0.08(+0.11%)
Sep 08, 2011	73.33	73.33	72.95	73.15	2,167,080	-0.06(-0.09%)
Sep 07, 2011	73.22	73.38	73.02	73.22	1,282,257	+0.14(+0.19%)
Sep 06, 2011	72.75	73.47	72.53	73.07	7,236,173	+0.43(+0.59%)
Sep 02, 2011	72.72	72.85	72.37	72.65	2,150,335	+0.44(+0.62%)

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