Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	22.78	22.79	22.70	22.73	33,765	+0.05(+0.21%)
Aug 30, 2011	22.62	22.72	22.62	22.68	23,110	+0.06(+0.28%)
Aug 29, 2011	22.58	22.65	22.54	22.62	121,852	+0.12(+0.55%)
Aug 26, 2011	22.44	22.54	22.37	22.50	34,993	+0.10(+0.45%)
Aug 25, 2011	22.47	22.60	22.16	22.40	74,219	-0.08(-0.35%)
Aug 24, 2011	22.49	22.49	22.42	22.47	15,225	-0.05(-0.24%)
Aug 23, 2011	22.43	22.53	22.36	22.53	14,876	+0.16(+0.70%)
Aug 22, 2011	22.53	22.53	22.37	22.37	26,078	-0.06(-0.28%)
Aug 19, 2011	22.38	22.54	22.37	22.43	54,773	-0.02(-0.10%)
Aug 18, 2011	22.62	22.62	22.44	22.46	63,972	-0.25(-1.10%)
Aug 17, 2011	22.73	22.73	22.66	22.71	59,032	+0.05(+0.22%)
Aug 16, 2011	22.66	22.67	22.64	22.66	26,014	-0.01(-0.04%)
Aug 15, 2011	22.62	22.70	22.62	22.67	139,350	+0.10(+0.43%)
Aug 12, 2011	22.63	22.63	22.23	22.57	39,861	+0.03(+0.12%)
Aug 11, 2011	22.47	22.54	22.42	22.54	45,103	+0.08(+0.35%)
Aug 10, 2011	22.54	22.54	22.44	22.47	20,822	-0.07(-0.31%)
Aug 09, 2011	22.46	22.54	22.24	22.54	39,127	+0.25(+1.12%)
Aug 08, 2011	22.46	22.46	22.23	22.29	85,805	-0.26(-1.14%)
Aug 05, 2011	22.67	22.67	22.46	22.54	39,902	-0.13(-0.58%)
Aug 04, 2011	22.81	22.81	22.63	22.68	214,316	-0.13(-0.58%)
Aug 03, 2011	22.83	22.87	22.81	22.81	19,693	-0.08(-0.34%)
Aug 02, 2011	22.92	23.01	22.88	22.89	27,379	-0.08(-0.34%)
Aug 01, 2011	23.21	23.21	22.86	22.96	18,098	+0.01(+0.06%)
Jul 29, 2011	22.88	22.97	22.82	22.95	39,661	+0.07(+0.31%)
Jul 28, 2011	22.89	22.96	22.88	22.88	39,868	+0.00(+0.00%)
Jul 27, 2011	23.01	23.01	22.88	22.88	32,086	-0.13(-0.58%)
Jul 26, 2011	23.03	23.04	23.01	23.01	6,964	+0.01(+0.03%)
Jul 25, 2011	22.98	23.04	22.98	23.00	7,336	-0.06(-0.27%)
Jul 22, 2011	23.05	23.07	23.05	23.07	13,536	+0.05(+0.20%)
Jul 21, 2011	23.00	23.04	23.00	23.02	36,030	+0.03(+0.12%)
Jul 20, 2011	23.00	23.00	22.97	22.99	17,553	+0.02(+0.09%)
Jul 19, 2011	22.96	22.98	22.93	22.97	78,201	+0.08(+0.34%)
Jul 18, 2011	22.94	22.94	22.84	22.89	22,340	-0.06(-0.25%)
Jul 15, 2011	22.89	22.95	22.89	22.95	4,863	+0.05(+0.21%)
Jul 14, 2011	22.99	23.00	22.90	22.90	10,709	-0.09(-0.37%)
Jul 13, 2011	22.93	23.01	22.93	22.99	12,063	+0.09(+0.37%)
Jul 12, 2011	22.95	22.95	22.90	22.90	32,724	-0.01(-0.03%)
Jul 11, 2011	22.97	22.97	22.90	22.91	33,020	-0.10(-0.44%)
Jul 08, 2011	23.00	23.01	22.94	23.01	7,878	+0.02(+0.07%)
Jul 07, 2011	22.97	23.00	22.96	23.00	63,594	+0.04(+0.19%)
Jul 06, 2011	22.91	22.97	22.91	22.95	14,206	+0.03(+0.15%)
Jul 05, 2011	22.96	22.96	22.90	22.92	14,999	-0.08(-0.34%)
Jul 01, 2011	22.92	23.00	22.89	23.00	41,983	+0.10(+0.44%)
Jun 30, 2011	22.89	22.93	22.86	22.89	84,097	+0.02(+0.10%)
Jun 29, 2011	22.86	22.88	22.85	22.87	30,976	+0.05(+0.21%)
Jun 28, 2011	22.82	22.84	22.81	22.82	8,250	+0.01(+0.03%)
Jun 27, 2011	22.81	22.82	22.78	22.82	27,518	+0.05(+0.21%)
Jun 24, 2011	22.63	22.83	22.63	22.77	34,476	-0.04(-0.17%)
Jun 23, 2011	22.75	22.81	22.70	22.81	20,535	+0.00(+0.00%)
Jun 22, 2011	22.78	22.84	22.78	22.81	9,429	-0.02(-0.10%)
Jun 21, 2011	22.79	22.85	22.75	22.83	150,284	+0.09(+0.41%)
Jun 20, 2011	22.75	22.75	22.74	22.74	9,627	-0.01(-0.03%)
Jun 17, 2011	22.75	22.75	22.70	22.75	65,429	+0.05(+0.21%)
Jun 16, 2011	22.69	22.75	22.67	22.70	12,010	-0.02(-0.07%)
Jun 15, 2011	22.74	22.74	22.70	22.72	60,847	-0.06(-0.27%)
Jun 14, 2011	22.74	22.79	22.74	22.78	6,471	+0.04(+0.18%)
Jun 13, 2011	22.70	22.75	22.70	22.74	13,956	+0.01(+0.03%)
Jun 10, 2011	22.86	22.86	22.73	22.73	11,114	-0.11(-0.48%)
Jun 09, 2011	22.81	22.84	22.78	22.84	12,743	+0.03(+0.13%)
Jun 08, 2011	22.82	22.83	22.78	22.81	16,099	-0.01(-0.06%)
Jun 07, 2011	22.82	22.84	22.81	22.82	6,657	+0.02(+0.08%)
Jun 06, 2011	22.86	22.86	22.79	22.81	17,110	-0.06(-0.27%)

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