Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.97	21.19	20.91	21.00	1,904,207	-0.13(-0.62%)
Jul 28, 2011	21.14	21.29	21.12	21.13	2,047,687	+0.07(+0.34%)
Jul 27, 2011	21.27	21.28	20.98	21.06	2,062,615	-0.34(-1.59%)
Jul 26, 2011	21.47	21.49	21.36	21.40	1,324,189	+0.03(+0.12%)
Jul 25, 2011	21.40	21.46	21.31	21.37	1,491,402	-0.14(-0.67%)
Jul 22, 2011	21.51	21.55	21.47	21.52	1,923,719	+0.13(+0.61%)
Jul 21, 2011	21.21	21.44	21.17	21.38	2,504,391	+0.33(+1.56%)
Jul 20, 2011	20.98	21.11	20.91	21.06	3,620,725	+0.17(+0.82%)
Jul 19, 2011	20.75	20.94	20.72	20.89	3,527,438	+0.12(+0.60%)
Jul 18, 2011	20.68	20.78	20.57	20.76	1,326,157	-0.23(-1.09%)
Jul 15, 2011	20.93	21.00	20.78	20.99	1,804,190	-0.01(-0.06%)
Jul 14, 2011	21.08	21.20	20.96	21.00	2,147,633	-0.01(-0.03%)
Jul 13, 2011	20.99	21.14	20.88	21.01	1,768,707	+0.07(+0.34%)
Jul 12, 2011	20.93	21.16	20.92	20.94	2,032,642	-0.23(-1.08%)
Jul 11, 2011	21.23	21.26	21.06	21.17	2,970,740	-0.54(-2.47%)
Jul 08, 2011	21.76	21.88	21.58	21.71	2,023,825	-0.01(-0.03%)
Jul 07, 2011	21.61	21.74	21.61	21.71	1,322,752	+0.26(+1.19%)
Jul 06, 2011	21.51	21.57	21.39	21.46	1,150,415	-0.03(-0.12%)
Jul 05, 2011	21.55	21.59	21.45	21.48	1,526,029	+0.14(+0.68%)
Jul 01, 2011	21.08	21.36	21.04	21.34	1,664,494	+0.12(+0.59%)
Jun 30, 2011	21.00	21.24	20.99	21.21	1,442,063	+0.12(+0.56%)
Jun 29, 2011	21.02	21.16	20.95	21.10	1,617,179	+0.08(+0.37%)
Jun 28, 2011	21.03	21.10	20.93	21.02	2,136,866	+0.14(+0.66%)
Jun 27, 2011	20.73	20.95	20.72	20.88	1,495,083	+0.20(+0.98%)
Jun 24, 2011	20.76	20.78	20.61	20.68	1,487,786	+0.11(+0.54%)
Jun 23, 2011	20.37	20.58	20.28	20.57	2,766,950	-0.29(-1.38%)
Jun 22, 2011	20.95	21.02	20.83	20.85	1,491,087	-0.09(-0.41%)
Jun 21, 2011	20.90	20.98	20.86	20.94	997,328	+0.16(+0.76%)
Jun 20, 2011	20.79	20.81	20.74	20.78	1,224,288	+0.05(+0.22%)
Jun 17, 2011	20.79	20.84	20.66	20.74	1,838,486	+0.20(+0.99%)
Jun 16, 2011	20.34	20.59	20.32	20.53	2,376,888	+0.06(+0.29%)
Jun 15, 2011	20.64	20.75	20.43	20.47	2,153,584	-0.52(-2.50%)
Jun 14, 2011	20.93	21.07	20.89	21.00	1,401,388	+0.20(+0.98%)
Jun 13, 2011	20.74	20.87	20.67	20.80	1,442,905	+0.14(+0.67%)
Jun 10, 2011	20.99	21.00	20.63	20.66	4,071,497	-0.46(-2.17%)
Jun 09, 2011	20.93	21.20	20.88	21.12	2,473,714	+0.02(+0.09%)
Jun 08, 2011	21.20	21.21	21.02	21.10	2,452,625	-0.19(-0.89%)
Jun 07, 2011	21.40	21.44	21.29	21.29	1,300,658	+0.20(+0.96%)
Jun 06, 2011	21.29	21.31	21.06	21.08	1,168,036	-0.14(-0.65%)
Jun 03, 2011	21.06	21.33	21.05	21.22	1,942,418	+0.58(+2.79%)
May 24, 2011	20.71	20.75	20.60	20.64	1,599,118	-0.02(-0.09%)
May 23, 2011	20.70	20.78	20.57	20.66	2,955,092	-0.29(-1.41%)
May 20, 2011	21.16	21.16	20.83	20.96	2,264,957	-0.34(-1.60%)
May 19, 2011	21.13	21.31	21.03	21.30	2,198,846	+0.20(+0.93%)
May 18, 2011	20.97	21.14	20.93	21.10	1,361,968	+0.06(+0.28%)
May 17, 2011	20.89	21.10	20.87	21.04	1,627,897	+0.06(+0.28%)
May 16, 2011	20.91	21.10	20.89	20.99	4,338,257	-0.12(-0.56%)
May 13, 2011	21.33	21.36	20.95	21.10	1,600,396	-0.28(-1.32%)
May 12, 2011	21.15	21.43	21.10	21.38	1,358,658	+0.20(+0.96%)
May 11, 2011	21.31	21.37	21.12	21.18	1,721,645	-0.19(-0.89%)
May 10, 2011	21.17	21.40	21.13	21.37	1,918,009	+0.41(+1.95%)
May 09, 2011	20.89	21.00	20.81	20.96	2,424,122	+0.05(+0.25%)
May 06, 2011	21.13	21.22	20.81	20.91	2,626,359	+0.16(+0.75%)
May 05, 2011	20.85	20.93	20.69	20.76	5,568,516	-0.40(-1.90%)
May 04, 2011	21.30	21.30	21.09	21.16	3,937,205	-0.10(-0.49%)
May 03, 2011	21.22	21.33	21.08	21.26	4,597,071	+0.05(+0.21%)

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