Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	78.79	78.86	78.58	78.59	3,405,924	-0.07(-0.09%)
Aug 30, 2011	78.62	78.78	78.53	78.66	1,544,088	+0.24(+0.31%)
Aug 29, 2011	78.34	78.42	78.29	78.41	1,603,223	-0.09(-0.11%)
Aug 26, 2011	78.60	78.64	78.36	78.50	940,099	+0.11(+0.14%)
Aug 25, 2011	78.33	78.46	78.25	78.39	901,558	+0.16(+0.20%)
Aug 24, 2011	78.59	78.59	78.18	78.24	924,189	-0.44(-0.57%)
Aug 23, 2011	78.74	78.74	78.59	78.68	1,054,856	-0.19(-0.24%)
Aug 22, 2011	78.82	78.93	78.74	78.87	1,061,406	-0.10(-0.13%)
Aug 19, 2011	78.93	78.99	78.81	78.97	1,772,048	+0.04(+0.05%)
Aug 18, 2011	79.12	79.30	78.87	78.93	1,329,574	+0.11(+0.15%)
Aug 17, 2011	78.75	78.92	78.59	78.82	1,559,793	+0.13(+0.16%)
Aug 16, 2011	78.44	78.77	78.44	78.69	1,254,047	+0.17(+0.21%)
Aug 15, 2011	78.61	78.64	78.41	78.52	1,440,922	+0.12(+0.16%)
Aug 12, 2011	78.34	78.63	78.18	78.40	3,444,751	+0.34(+0.44%)
Aug 11, 2011	78.90	78.90	78.03	78.06	3,617,580	-0.98(-1.24%)
Aug 10, 2011	78.77	79.07	78.69	79.04	1,536,017	+0.64(+0.81%)
Aug 09, 2011	78.28	78.92	77.83	78.40	2,288,660	+0.46(+0.59%)
Aug 08, 2011	78.00	78.08	77.88	77.94	2,882,149	+0.04(+0.05%)
Aug 05, 2011	78.21	78.41	77.81	77.91	3,043,599	-0.52(-0.66%)
Aug 04, 2011	78.08	78.49	78.06	78.42	2,209,435	+0.42(+0.53%)
Aug 03, 2011	78.01	78.19	77.95	78.01	1,724,161	+0.08(+0.10%)
Aug 02, 2011	77.72	77.99	77.61	77.93	1,408,007	+0.33(+0.43%)

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