Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	22.65	22.90	22.44	22.56	3,312,946	+0.13(+0.59%)
Aug 30, 2011	22.16	22.56	22.08	22.42	2,760,450	+0.20(+0.92%)
Aug 29, 2011	22.12	22.28	21.89	22.22	2,726,226	+0.46(+2.11%)
Aug 26, 2011	21.37	21.85	20.91	21.76	4,465,491	+0.24(+1.12%)
Aug 25, 2011	21.90	22.03	21.45	21.52	2,931,596	-0.24(-1.10%)
Aug 24, 2011	21.52	21.79	21.46	21.76	2,413,900	+0.20(+0.91%)
Aug 23, 2011	20.98	21.58	20.83	21.56	2,839,087	+0.73(+3.52%)
Aug 22, 2011	21.11	21.22	20.76	20.83	2,866,100	+0.12(+0.56%)
Aug 19, 2011	20.66	21.38	20.62	20.71	3,675,655	-0.34(-1.63%)
Aug 18, 2011	21.29	21.29	20.49	21.06	6,467,437	-0.80(-3.68%)
Aug 17, 2011	21.82	22.11	21.68	21.86	2,732,462	+0.11(+0.51%)
Aug 16, 2011	21.85	22.17	21.65	21.75	3,626,992	-0.28(-1.29%)
Aug 15, 2011	22.16	22.34	21.85	22.03	3,510,231	+0.16(+0.73%)
Aug 12, 2011	21.98	22.12	21.60	21.87	2,921,993	+0.22(+1.03%)
Aug 11, 2011	20.95	21.91	20.76	21.65	5,023,235	+0.77(+3.67%)
Aug 10, 2011	21.05	21.33	20.39	20.88	9,176,879	-0.44(-2.05%)
Aug 09, 2011	20.83	21.36	19.95	21.32	10,298,927	+1.05(+5.19%)
Aug 08, 2011	20.83	21.02	20.22	20.27	8,442,793	-1.30(-6.04%)
Aug 05, 2011	21.95	21.99	20.88	21.57	6,717,538	+0.02(+0.07%)
Aug 04, 2011	22.21	22.28	21.47	21.56	4,768,577	-0.88(-3.94%)
Aug 03, 2011	22.10	22.47	21.88	22.44	4,698,179	+0.28(+1.24%)
Aug 02, 2011	22.67	22.82	22.13	22.16	4,106,073	-0.57(-2.51%)
Aug 01, 2011	23.06	23.15	22.54	22.74	2,487,482	-0.14(-0.63%)
Jul 29, 2011	22.80	23.00	22.38	22.88	3,826,778	-0.19(-0.81%)
Jul 28, 2011	22.94	23.58	22.94	23.07	2,846,566	+0.05(+0.24%)
Jul 27, 2011	23.34	23.47	22.97	23.01	3,282,197	-0.34(-1.47%)
Jul 26, 2011	24.23	24.25	23.23	23.35	5,369,003	-0.97(-4.00%)
Jul 25, 2011	24.05	24.45	23.89	24.33	1,681,418	+0.18(+0.73%)
Jul 22, 2011	24.27	24.30	24.08	24.15	2,221,317	-0.14(-0.57%)
Jul 21, 2011	23.90	24.41	23.90	24.29	2,194,572	+0.55(+2.33%)
Jul 20, 2011	24.06	24.07	23.68	23.73	2,413,652	-0.18(-0.77%)
Jul 19, 2011	23.67	23.93	23.62	23.92	1,972,332	+0.46(+1.94%)
Jul 18, 2011	23.58	23.62	23.27	23.46	2,794,533	-0.35(-1.48%)
Jul 15, 2011	23.74	23.83	23.43	23.81	2,578,277	+0.22(+0.95%)
Jul 14, 2011	23.89	23.96	23.48	23.59	2,224,350	-0.26(-1.09%)
Jul 13, 2011	23.79	24.17	23.70	23.85	2,531,947	+0.13(+0.53%)
Jul 12, 2011	23.67	23.96	23.66	23.72	2,408,780	-0.07(-0.28%)
Jul 11, 2011	23.99	23.99	23.69	23.79	2,708,954	-0.41(-1.70%)
Jul 08, 2011	24.13	24.26	24.06	24.20	2,413,541	-0.16(-0.65%)
Jul 07, 2011	24.62	24.66	24.36	24.36	2,714,424	-0.03(-0.13%)
Jul 06, 2011	24.41	24.55	24.32	24.39	3,521,853	-0.05(-0.21%)
Jul 05, 2011	24.76	24.82	24.36	24.44	2,209,198	-0.33(-1.32%)
Jul 01, 2011	24.37	24.84	24.33	24.77	1,245,061	+0.35(+1.44%)
Jun 30, 2011	24.20	24.59	24.15	24.42	3,497,716	+0.37(+1.55%)
Jun 29, 2011	23.88	24.20	23.73	24.05	2,374,945	+0.42(+1.76%)
Jun 28, 2011	23.16	23.66	23.13	23.63	1,863,862	+0.50(+2.14%)
Jun 27, 2011	22.95	23.18	22.89	23.14	2,331,782	+0.13(+0.54%)
Jun 24, 2011	23.28	23.38	22.93	23.01	2,152,839	-0.26(-1.13%)
Jun 23, 2011	23.22	23.36	23.08	23.27	3,408,570	-0.23(-0.98%)
Jun 22, 2011	23.48	23.78	23.37	23.50	2,473,145	-0.06(-0.27%)
Jun 21, 2011	23.28	23.70	23.28	23.57	1,660,631	+0.44(+1.92%)
Jun 20, 2011	23.18	23.21	23.10	23.12	1,792,613	+0.07(+0.29%)
Jun 17, 2011	23.02	23.30	22.96	23.06	2,492,717	+0.31(+1.34%)
Jun 16, 2011	22.79	22.92	22.64	22.75	2,613,722	-0.18(-0.77%)
Jun 15, 2011	23.12	23.29	22.90	22.93	2,875,856	-0.41(-1.75%)
Jun 14, 2011	23.11	23.41	23.04	23.34	3,023,049	+0.46(+2.02%)
Jun 13, 2011	22.95	23.19	22.79	22.88	2,158,768	-0.09(-0.37%)
Jun 10, 2011	23.32	23.42	22.92	22.96	2,934,986	-0.37(-1.58%)
Jun 09, 2011	23.17	23.53	23.08	23.33	2,781,354	+0.24(+1.02%)
Jun 08, 2011	23.23	23.33	23.02	23.10	3,170,844	-0.26(-1.10%)
Jun 07, 2011	23.08	23.46	23.05	23.35	3,673,267	+0.43(+1.89%)
Jun 06, 2011	23.13	23.35	22.86	22.92	2,330,834	-0.22(-0.94%)

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