Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	85.92	85.92	85.35	85.38	2,509,208	-0.39(-0.45%)
Aug 30, 2011	85.65	85.89	85.63	85.77	1,688,877	+0.50(+0.59%)
Aug 29, 2011	85.35	85.41	85.18	85.27	1,037,668	-0.51(-0.59%)
Aug 26, 2011	85.92	86.21	85.47	85.77	2,229,555	+0.25(+0.30%)
Aug 25, 2011	85.16	85.68	85.09	85.52	1,690,070	+0.66(+0.78%)
Aug 24, 2011	85.98	85.99	84.84	84.85	2,357,261	-1.27(-1.47%)
Aug 23, 2011	86.58	86.70	85.92	86.12	1,724,380	-0.54(-0.62%)
Aug 22, 2011	86.61	86.92	86.55	86.66	1,850,978	-0.02(-0.03%)
Aug 19, 2011	86.42	86.99	86.39	86.68	2,397,115	+0.29(+0.34%)
Aug 18, 2011	87.39	87.93	86.27	86.39	1,836,068	-0.67(-0.77%)
Aug 17, 2011	86.62	87.06	86.48	87.06	1,341,635	+0.45(+0.52%)
Aug 16, 2011	86.29	86.75	86.27	86.61	1,492,064	+0.19(+0.22%)
Aug 15, 2011	86.80	86.88	86.31	86.42	1,670,081	-0.44(-0.51%)
Aug 12, 2011	86.71	87.04	86.61	86.86	1,820,134	+0.49(+0.57%)
Aug 11, 2011	87.60	87.68	85.77	86.36	3,232,388	-1.84(-2.08%)
Aug 10, 2011	87.34	88.57	87.29	88.20	2,860,386	+1.60(+1.85%)
Aug 09, 2011	85.78	87.51	85.80	86.60	3,577,999	+0.72(+0.83%)
Aug 08, 2011	85.09	85.97	84.99	85.89	4,052,793	+1.02(+1.21%)
Aug 05, 2011	85.32	85.91	84.85	84.86	2,572,881	-0.98(-1.14%)
Aug 04, 2011	85.22	85.89	84.87	85.84	1,946,996	+0.75(+0.88%)
Aug 03, 2011	85.68	85.99	85.01	85.09	1,922,380	-0.53(-0.62%)
Aug 02, 2011	85.37	85.71	85.06	85.62	1,489,463	+0.56(+0.66%)
Aug 01, 2011	84.87	85.33	84.72	85.06	1,956,365	+0.23(+0.27%)
Jul 29, 2011	84.18	84.97	84.07	84.83	1,771,195	+0.97(+1.16%)
Jul 28, 2011	83.66	83.87	83.55	83.86	1,682,444	+0.34(+0.41%)
Jul 27, 2011	83.26	83.55	83.26	83.52	1,638,907	+0.16(+0.19%)
Jul 26, 2011	83.40	83.55	83.33	83.36	1,128,078	+0.03(+0.04%)
Jul 25, 2011	82.84	83.46	82.79	83.33	2,954,906	+0.09(+0.11%)
Jul 22, 2011	83.11	83.32	83.11	83.24	583,189	+0.27(+0.33%)
Jul 21, 2011	82.91	83.05	82.80	82.97	1,026,207	-0.17(-0.21%)
Jul 20, 2011	83.35	83.38	82.43	83.14	1,092,554	-0.48(-0.57%)
Jul 19, 2011	83.31	83.66	83.27	83.61	922,921	+0.42(+0.50%)
Jul 18, 2011	83.18	83.22	83.00	83.20	1,491,426	+0.07(+0.09%)
Jul 15, 2011	82.78	83.21	82.68	83.12	1,258,101	+0.26(+0.31%)
Jul 14, 2011	83.07	83.17	82.80	82.86	945,655	-0.50(-0.60%)
Jul 13, 2011	83.17	83.41	82.87	83.36	1,882,876	+0.16(+0.19%)
Jul 12, 2011	83.06	83.20	82.85	83.20	957,774	+0.33(+0.40%)
Jul 11, 2011	82.65	82.97	82.53	82.87	1,211,203	+0.46(+0.56%)
Jul 08, 2011	82.40	82.51	82.31	82.41	1,953,227	+0.37(+0.45%)
Jul 07, 2011	81.96	82.09	81.82	82.04	731,266	-0.03(-0.04%)
Jul 06, 2011	82.05	82.14	81.92	82.07	1,206,259	+0.24(+0.29%)
Jul 05, 2011	81.75	81.99	81.73	81.83	807,373	+0.09(+0.11%)
Jul 01, 2011	81.86	82.06	81.47	81.74	1,953,645	+0.09(+0.11%)
Jun 30, 2011	81.87	81.91	81.40	81.65	6,538,634	-0.18(-0.23%)
Jun 29, 2011	81.85	81.90	81.66	81.83	907,258	+0.03(+0.04%)
Jun 28, 2011	82.06	82.08	81.68	81.80	905,634	-0.32(-0.40%)
Jun 27, 2011	82.29	82.37	81.97	82.13	799,509	-0.13(-0.16%)
Jun 24, 2011	82.02	82.37	82.00	82.26	754,571	+0.32(+0.39%)
Jun 23, 2011	81.50	82.02	81.50	81.94	916,307	+0.59(+0.73%)
Jun 22, 2011	81.60	81.65	81.29	81.35	700,624	-0.18(-0.23%)
Jun 21, 2011	81.35	81.60	81.34	81.54	800,616	+0.20(+0.24%)
Jun 20, 2011	81.40	81.46	81.30	81.34	633,885	-0.22(-0.27%)
Jun 17, 2011	81.49	81.68	81.44	81.56	912,120	-0.04(-0.05%)
Jun 16, 2011	81.69	81.88	81.60	81.60	675,964	-0.06(-0.07%)
Jun 15, 2011	81.44	81.87	81.42	81.66	695,671	+0.42(+0.52%)
Jun 14, 2011	81.32	81.42	81.14	81.24	812,115	-0.22(-0.27%)
Jun 13, 2011	81.39	81.65	81.36	81.46	751,066	-0.01(-0.01%)
Jun 10, 2011	81.57	81.76	81.41	81.47	1,048,278	-0.03(-0.04%)
Jun 09, 2011	81.74	81.80	81.40	81.50	841,956	-0.10(-0.12%)
Jun 08, 2011	81.69	81.85	81.55	81.60	909,744	-0.01(-0.01%)
Jun 07, 2011	81.47	81.64	81.29	81.60	692,513	+0.12(+0.14%)
Jun 06, 2011	81.25	81.54	81.25	81.49	823,812	+0.04(+0.05%)

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