Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	80.23	80.39	80.12	80.31	1,399,392	+0.30(+0.37%)
Sep 29, 2011	79.96	80.13	79.90	80.01	1,131,103	-0.03(-0.04%)
Sep 28, 2011	80.07	80.08	79.88	80.04	1,165,982	-0.07(-0.08%)
Sep 27, 2011	80.02	80.12	79.94	80.10	1,765,173	-0.11(-0.14%)
Sep 26, 2011	80.33	80.43	80.16	80.21	1,588,805	-0.18(-0.23%)
Sep 23, 2011	80.90	80.90	80.38	80.39	1,526,541	-0.42(-0.51%)
Sep 22, 2011	80.80	80.98	80.69	80.81	1,199,642	+0.23(+0.29%)
Sep 21, 2011	80.42	80.61	80.28	80.58	1,704,159	+0.13(+0.16%)
Sep 20, 2011	80.41	80.44	80.28	80.44	961,967	+0.16(+0.20%)
Sep 19, 2011	80.36	80.41	80.26	80.28	1,078,284	+0.17(+0.22%)
Sep 16, 2011	79.98	80.11	79.89	80.11	1,214,398	+0.12(+0.15%)
Sep 15, 2011	80.11	80.17	79.99	79.99	1,435,144	-0.23(-0.29%)
Sep 14, 2011	80.15	80.31	80.12	80.23	1,460,547	+0.01(+0.02%)
Sep 13, 2011	80.25	80.27	80.12	80.21	961,581	+0.03(+0.04%)
Sep 12, 2011	80.36	80.36	80.11	80.18	1,423,151	-0.16(-0.20%)
Sep 09, 2011	80.27	80.42	80.21	80.34	1,110,200	+0.11(+0.14%)
Sep 08, 2011	80.34	80.35	80.12	80.23	1,603,354	+0.02(+0.03%)
Sep 07, 2011	80.27	80.31	80.12	80.21	1,260,742	-0.19(-0.24%)
Sep 06, 2011	80.52	80.52	80.36	80.40	1,513,776	+0.21(+0.26%)
Sep 02, 2011	80.20	80.34	80.08	80.19	1,266,668	+0.24(+0.30%)

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