Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	83.33	83.77	83.33	83.77	1,826	+0.34(+0.40%)
Aug 30, 2011	83.56	83.56	83.43	83.43	21,070	+0.22(+0.26%)
Aug 29, 2011	83.16	83.23	83.10	83.22	3,470	-0.25(-0.30%)
Aug 26, 2011	83.34	83.50	83.26	83.47	8,292	+0.21(+0.25%)
Aug 25, 2011	83.30	83.33	83.25	83.26	1,540	+0.36(+0.43%)
Aug 24, 2011	83.46	83.46	82.90	82.90	8,509	-0.48(-0.57%)
Aug 23, 2011	83.32	83.54	83.32	83.38	1,337	-0.50(-0.60%)
Aug 22, 2011	83.59	83.88	83.58	83.88	1,571	+0.00(+0.00%)
Aug 19, 2011	83.69	83.88	83.66	83.88	2,963	+0.12(+0.14%)
Aug 18, 2011	84.23	84.23	83.76	83.76	2,557	+0.01(+0.01%)
Aug 17, 2011	83.48	83.75	83.48	83.75	6,933	+0.34(+0.41%)
Aug 16, 2011	83.09	83.45	83.06	83.41	11,443	+0.18(+0.22%)
Aug 15, 2011	83.16	83.31	83.16	83.23	4,288	-0.05(-0.06%)
Aug 12, 2011	83.28	83.28	83.19	83.28	1,160	+0.57(+0.69%)
Aug 11, 2011	83.60	83.60	82.70	82.71	1,664	-1.23(-1.46%)
Aug 10, 2011	83.80	83.95	83.60	83.94	4,866	+0.43(+0.51%)
Aug 09, 2011	83.07	83.96	82.96	83.51	2,246	+0.69(+0.84%)
Aug 08, 2011	83.07	83.15	82.75	82.81	6,259	-0.06(-0.07%)
Aug 05, 2011	82.96	83.36	82.70	82.87	9,409	-0.56(-0.67%)
Aug 04, 2011	83.16	83.48	83.10	83.43	2,312	+0.53(+0.64%)
Aug 03, 2011	82.96	83.18	82.86	82.90	17,252	+0.06(+0.07%)
Aug 02, 2011	82.77	82.84	82.74	82.84	1,574	+0.31(+0.37%)
Aug 01, 2011	82.48	82.54	82.28	82.54	771	+0.48(+0.59%)
Jul 29, 2011	81.84	82.07	81.84	82.05	3,221	+0.28(+0.35%)
Jul 28, 2011	81.59	81.77	81.43	81.77	7,302	+0.45(+0.56%)
Jul 27, 2011	81.41	81.52	81.26	81.32	1,981	-0.14(-0.17%)
Jul 26, 2011	81.36	81.64	81.36	81.46	1,888	+0.13(+0.16%)
Jul 25, 2011	81.39	81.47	81.26	81.33	2,583	-0.30(-0.37%)
Jul 22, 2011	81.42	81.63	81.42	81.63	2,183	+0.32(+0.39%)
Jul 21, 2011	81.43	81.45	81.31	81.31	1,098	-0.24(-0.29%)
Jul 20, 2011	81.74	81.74	81.52	81.55	2,204	+0.09(+0.11%)
Jul 19, 2011	81.42	81.51	81.42	81.46	7,590	-0.10(-0.12%)
Jul 18, 2011	81.64	81.64	81.40	81.56	2,729	-0.10(-0.13%)
Jul 15, 2011	81.55	81.67	81.52	81.67	1,555	+0.27(+0.33%)
Jul 14, 2011	81.73	81.74	81.40	81.40	2,493	-0.41(-0.50%)
Jul 13, 2011	81.72	81.84	81.70	81.81	9,654	+0.04(+0.05%)
Jul 12, 2011	81.70	81.79	81.52	81.76	3,762	+0.17(+0.21%)
Jul 11, 2011	81.66	81.70	81.56	81.59	2,385	+0.22(+0.27%)
Jul 08, 2011	81.25	81.37	81.25	81.37	1,754	+0.59(+0.73%)
Jul 07, 2011	80.87	80.87	80.71	80.78	2,109	-0.21(-0.26%)
Jul 06, 2011	81.05	81.08	80.89	80.99	972	+0.14(+0.17%)
Jul 05, 2011	80.94	80.97	80.70	80.85	3,159	+0.37(+0.46%)
Jul 01, 2011	80.82	80.82	80.48	80.48	4,058	-0.12(-0.15%)
Jun 30, 2011	80.53	80.70	80.53	80.60	689	-0.01(-0.01%)
Jun 29, 2011	80.89	80.89	80.60	80.60	2,549	-0.38(-0.47%)
Jun 28, 2011	81.26	81.26	80.95	80.98	14,711	-0.34(-0.42%)
Jun 27, 2011	81.42	81.42	81.15	81.33	5,467	-0.33(-0.40%)
Jun 24, 2011	81.41	81.73	81.41	81.65	3,476	+0.22(+0.27%)
Jun 23, 2011	81.35	81.46	81.35	81.43	12,861	+0.11(+0.14%)
Jun 22, 2011	81.34	81.34	81.27	81.32	3,837	+0.03(+0.04%)
Jun 21, 2011	81.21	81.42	81.21	81.29	5,659	+0.00(+0.00%)
Jun 20, 2011	81.24	81.29	81.24	81.29	34,877	-0.01(-0.01%)
Jun 17, 2011	81.35	81.41	81.25	81.30	3,177	-0.04(-0.05%)
Jun 16, 2011	81.23	81.43	81.23	81.33	8,771	+0.00(+0.00%)
Jun 15, 2011	81.01	81.37	81.01	81.33	10,120	+0.40(+0.50%)
Jun 14, 2011	80.98	80.98	80.71	80.93	6,152	-0.27(-0.34%)
Jun 13, 2011	81.23	81.23	81.20	81.21	8,499	-0.07(-0.09%)
Jun 10, 2011	81.47	81.49	81.28	81.28	2,881	+0.05(+0.06%)
Jun 09, 2011	81.41	81.41	81.05	81.23	31,700	-0.22(-0.27%)
Jun 08, 2011	81.25	81.50	81.25	81.45	38,756	+0.24(+0.30%)
Jun 07, 2011	81.04	81.26	80.96	81.21	11,842	+0.06(+0.07%)
Jun 06, 2011	80.98	81.28	80.98	81.15	3,248	-0.28(-0.35%)

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