Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	22.38	22.62	22.17	22.29	3,352,960	+0.13(+0.59%)
Aug 30, 2011	21.89	22.29	21.81	22.16	2,793,791	+0.20(+0.92%)
Aug 29, 2011	21.85	22.01	21.63	21.95	2,759,153	+0.45(+2.11%)
Aug 26, 2011	21.12	21.59	20.66	21.50	4,519,426	+0.24(+1.12%)
Aug 25, 2011	21.63	21.77	21.19	21.26	2,967,004	-0.24(-1.10%)
Aug 24, 2011	21.26	21.53	21.20	21.50	2,443,056	+0.19(+0.91%)
Aug 23, 2011	20.73	21.32	20.58	21.31	2,873,377	+0.72(+3.52%)
Aug 22, 2011	20.86	20.97	20.51	20.58	2,900,716	+0.11(+0.56%)
Aug 19, 2011	20.41	21.12	20.37	20.47	3,720,050	-0.34(-1.63%)
Aug 18, 2011	21.04	21.04	20.25	20.80	6,545,551	-0.79(-3.68%)
Aug 17, 2011	21.56	21.84	21.43	21.60	2,765,465	+0.11(+0.51%)
Aug 16, 2011	21.59	21.91	21.39	21.49	3,670,799	-0.28(-1.29%)
Aug 15, 2011	21.89	22.08	21.59	21.77	3,552,628	+0.16(+0.73%)
Aug 12, 2011	21.71	21.85	21.34	21.61	2,957,285	+0.22(+1.03%)
Aug 11, 2011	20.70	21.65	20.51	21.39	5,083,906	+0.76(+3.67%)
Aug 10, 2011	20.80	21.07	20.15	20.63	9,287,718	-0.43(-2.05%)
Aug 09, 2011	20.58	21.11	19.72	21.07	10,423,318	+1.04(+5.19%)
Aug 08, 2011	20.58	20.77	19.98	20.03	8,544,765	-1.29(-6.04%)
Aug 05, 2011	21.69	21.73	20.63	21.31	6,798,672	+0.02(+0.07%)
Aug 04, 2011	21.95	22.01	21.21	21.30	4,826,172	-0.87(-3.94%)
Aug 03, 2011	21.83	22.20	21.62	22.17	4,754,923	+0.27(+1.24%)
Aug 02, 2011	22.40	22.54	21.87	21.90	4,155,666	-0.56(-2.51%)
Aug 01, 2011	22.79	22.88	22.27	22.46	2,517,526	-0.14(-0.63%)
Jul 29, 2011	22.53	22.73	22.11	22.61	3,872,997	-0.18(-0.81%)
Jul 28, 2011	22.66	23.30	22.66	22.79	2,880,947	+0.05(+0.24%)
Jul 27, 2011	23.06	23.19	22.69	22.74	3,321,839	-0.34(-1.47%)
Jul 26, 2011	23.94	23.96	22.95	23.07	5,433,850	-0.96(-4.00%)
Jul 25, 2011	23.77	24.16	23.61	24.04	1,701,726	+0.18(+0.73%)
Jul 22, 2011	23.98	24.01	23.79	23.86	2,248,146	-0.14(-0.57%)
Jul 21, 2011	23.61	24.12	23.61	24.00	2,221,078	+0.55(+2.33%)
Jul 20, 2011	23.77	23.78	23.39	23.45	2,442,804	-0.18(-0.77%)
Jul 19, 2011	23.38	23.64	23.33	23.63	1,996,154	+0.45(+1.94%)
Jul 18, 2011	23.30	23.33	22.99	23.18	2,828,286	-0.35(-1.48%)
Jul 15, 2011	23.46	23.55	23.15	23.53	2,609,418	+0.22(+0.95%)
Jul 14, 2011	23.61	23.68	23.20	23.31	2,251,215	-0.26(-1.09%)
Jul 13, 2011	23.51	23.88	23.42	23.56	2,562,528	+0.12(+0.53%)
Jul 12, 2011	23.39	23.67	23.37	23.44	2,437,873	-0.07(-0.28%)
Jul 11, 2011	23.70	23.70	23.40	23.51	2,741,672	-0.41(-1.70%)
Jul 08, 2011	23.84	23.97	23.77	23.91	2,442,691	-0.16(-0.65%)
Jul 07, 2011	24.33	24.36	24.07	24.07	2,747,209	-0.03(-0.13%)
Jul 06, 2011	24.12	24.26	24.03	24.10	3,564,390	-0.05(-0.21%)
Jul 05, 2011	24.47	24.52	24.07	24.15	2,235,880	-0.32(-1.32%)
Jul 01, 2011	24.07	24.54	24.04	24.48	1,260,099	+0.35(+1.44%)
Jun 30, 2011	23.91	24.30	23.86	24.13	3,539,962	+0.37(+1.55%)
Jun 29, 2011	23.59	23.91	23.45	23.76	2,403,630	+0.41(+1.76%)
Jun 28, 2011	22.89	23.38	22.85	23.35	1,886,374	+0.49(+2.14%)
Jun 27, 2011	22.68	22.91	22.62	22.86	2,359,946	+0.12(+0.54%)
Jun 24, 2011	23.00	23.10	22.66	22.74	2,178,841	-0.26(-1.13%)
Jun 23, 2011	22.94	23.08	22.81	23.00	3,449,739	-0.23(-0.98%)
Jun 22, 2011	23.20	23.50	23.09	23.22	2,503,015	-0.06(-0.27%)
Jun 21, 2011	23.00	23.42	23.00	23.29	1,680,688	+0.44(+1.92%)
Jun 20, 2011	22.91	22.94	22.82	22.85	1,814,264	+0.07(+0.29%)
Jun 17, 2011	22.75	23.03	22.68	22.78	2,522,824	+0.30(+1.34%)
Jun 16, 2011	22.52	22.65	22.37	22.48	2,645,290	-0.18(-0.77%)
Jun 15, 2011	22.85	23.01	22.62	22.66	2,910,591	-0.40(-1.75%)
Jun 14, 2011	22.83	23.13	22.76	23.06	3,059,562	+0.46(+2.02%)
Jun 13, 2011	22.68	22.92	22.52	22.60	2,184,841	-0.08(-0.37%)
Jun 10, 2011	23.04	23.14	22.65	22.69	2,970,435	-0.37(-1.59%)
Jun 09, 2011	22.90	23.25	22.81	23.05	2,814,947	+0.23(+1.02%)
Jun 08, 2011	22.95	23.05	22.74	22.82	3,209,142	-0.25(-1.10%)
Jun 07, 2011	22.80	23.18	22.78	23.07	3,717,632	+0.43(+1.89%)
Jun 06, 2011	22.85	23.07	22.58	22.65	2,358,986	-0.22(-0.94%)

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