Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.63	21.00	20.63	20.88	314,711	-0.04(-0.19%)
Jul 28, 2011	20.96	21.11	20.89	20.92	200,229	-0.08(-0.39%)
Jul 27, 2011	21.38	21.39	20.97	21.00	462,169	-0.43(-2.01%)
Jul 26, 2011	21.50	21.59	21.41	21.44	216,864	-0.09(-0.43%)
Jul 25, 2011	21.43	21.73	21.38	21.53	301,728	-0.07(-0.33%)
Jul 22, 2011	21.63	21.65	21.57	21.60	242,033	-0.25(-1.17%)
Jul 21, 2011	21.37	21.88	21.34	21.86	350,582	+0.53(+2.49%)
Jul 20, 2011	21.51	21.51	21.27	21.33	246,128	-0.11(-0.53%)
Jul 19, 2011	20.99	21.50	20.95	21.44	536,482	+0.46(+2.20%)
Jul 18, 2011	21.28	21.28	20.95	20.98	300,264	-0.34(-1.59%)
Jul 15, 2011	21.43	21.49	21.18	21.32	375,391	-0.10(-0.48%)
Jul 14, 2011	21.66	21.69	21.39	21.42	494,295	-0.18(-0.85%)
Jul 13, 2011	21.51	21.69	21.45	21.60	277,824	+0.21(+0.97%)
Jul 12, 2011	21.36	21.64	21.29	21.39	366,383	-0.01(-0.04%)
Jul 11, 2011	21.42	21.62	21.36	21.40	323,095	-0.19(-0.87%)
Jul 08, 2011	21.51	21.65	21.40	21.59	267,288	-0.11(-0.52%)
Jul 07, 2011	21.58	21.78	21.47	21.71	331,826	+0.24(+1.10%)
Jul 06, 2011	21.27	21.57	21.24	21.47	403,074	+0.19(+0.92%)
Jul 05, 2011	21.34	21.38	21.20	21.27	270,787	-0.07(-0.35%)
Jul 01, 2011	20.99	21.39	20.96	21.35	363,905	+0.36(+1.71%)
Jun 30, 2011	20.99	21.02	20.90	20.99	362,238	+0.02(+0.09%)
Jun 29, 2011	20.99	20.99	20.81	20.97	387,543	+0.01(+0.04%)
Jun 28, 2011	20.99	20.99	20.74	20.96	310,783	+0.06(+0.30%)
Jun 27, 2011	20.90	21.04	20.85	20.90	609,990	+0.03(+0.14%)
Jun 24, 2011	20.76	20.91	20.69	20.87	898,506	+0.13(+0.65%)
Jun 23, 2011	20.60	20.83	20.49	20.73	644,217	-0.04(-0.19%)
Jun 22, 2011	20.75	20.87	20.74	20.77	532,560	-0.03(-0.14%)
Jun 21, 2011	20.64	20.84	20.58	20.80	481,699	+0.27(+1.31%)
Jun 20, 2011	20.54	20.58	20.51	20.53	447,395	+0.18(+0.87%)
Jun 17, 2011	20.62	20.62	20.28	20.36	680,184	-0.12(-0.59%)
Jun 16, 2011	20.48	20.56	20.39	20.48	515,425	+0.03(+0.16%)
Jun 15, 2011	20.48	20.57	20.39	20.44	535,048	-0.13(-0.63%)
Jun 14, 2011	20.56	20.65	20.41	20.57	428,093	+0.17(+0.82%)
Jun 13, 2011	20.37	20.49	20.24	20.41	362,351	+0.11(+0.52%)
Jun 10, 2011	20.44	20.44	20.24	20.30	567,283	-0.21(-1.01%)
Jun 09, 2011	20.67	20.70	20.46	20.51	668,285	-0.08(-0.38%)
Jun 08, 2011	20.59	20.73	20.55	20.59	461,142	-0.10(-0.46%)
Jun 07, 2011	20.74	20.79	20.53	20.68	573,943	+0.05(+0.22%)
Jun 06, 2011	20.59	20.76	20.43	20.64	647,775	+0.10(+0.51%)
Jun 03, 2011	20.56	20.71	20.50	20.53	499,624	-0.11(-0.54%)
May 24, 2011	20.58	20.87	20.58	20.64	791,218	+0.15(+0.75%)
May 23, 2011	20.50	20.57	20.41	20.49	365,296	-0.26(-1.26%)
May 20, 2011	20.71	20.85	20.66	20.75	637,674	-0.05(-0.22%)
May 19, 2011	20.91	20.91	20.76	20.80	1,003,227	-0.00(-0.01%)
May 18, 2011	20.69	20.80	20.64	20.80	823,887	+0.11(+0.55%)
May 17, 2011	20.56	20.70	20.50	20.68	1,018,794	+0.02(+0.12%)
May 16, 2011	20.59	20.76	20.51	20.66	795,630	-0.02(-0.12%)
May 13, 2011	20.80	20.89	20.64	20.68	1,108,204	-0.09(-0.45%)
May 12, 2011	20.19	20.79	20.15	20.78	824,481	+0.49(+2.44%)
May 11, 2011	20.36	20.45	20.21	20.28	728,644	-0.09(-0.44%)
May 10, 2011	20.11	20.39	20.05	20.37	517,379	+0.37(+1.87%)
May 09, 2011	19.96	20.03	19.88	20.00	314,158	+0.01(+0.04%)
May 06, 2011	20.07	20.12	19.90	19.99	1,041,282	+0.06(+0.30%)
May 05, 2011	19.87	20.33	19.87	19.93	789,000	+0.02(+0.11%)
May 04, 2011	20.04	20.04	19.82	19.91	466,935	-0.08(-0.42%)
May 03, 2011	19.96	20.06	19.88	19.99	523,319	-0.02(-0.12%)

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