Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	18.28	18.62	18.26	18.55	3,259,433	+0.07(+0.41%)
Jul 28, 2011	18.58	18.65	18.47	18.47	1,836,073	-0.05(-0.28%)
Jul 27, 2011	18.80	18.85	18.53	18.53	5,294,636	-0.40(-2.10%)
Jul 26, 2011	19.14	19.16	18.89	18.92	2,370,670	-0.21(-1.10%)
Jul 25, 2011	19.02	19.24	18.92	19.13	4,135,609	-0.07(-0.39%)
Jul 22, 2011	19.21	19.26	19.18	19.21	2,841,794	-0.11(-0.58%)
Jul 21, 2011	19.07	19.37	19.04	19.32	4,914,447	+0.34(+1.77%)
Jul 20, 2011	18.86	19.07	18.77	18.98	2,710,214	+0.16(+0.88%)
Jul 19, 2011	18.56	18.85	18.49	18.82	2,686,630	+0.35(+1.91%)
Jul 18, 2011	18.67	18.72	18.33	18.47	3,473,799	-0.27(-1.44%)
Jul 15, 2011	18.95	18.95	18.65	18.74	3,422,638	-0.06(-0.32%)
Jul 14, 2011	19.23	19.26	18.73	18.80	4,963,946	-0.37(-1.95%)
Jul 13, 2011	19.09	19.33	19.04	19.17	2,556,822	+0.16(+0.87%)
Jul 12, 2011	18.77	19.21	18.77	19.01	1,976,400	+0.20(+1.07%)
Jul 11, 2011	19.11	19.12	18.78	18.80	2,569,640	-0.45(-2.33%)
Jul 08, 2011	19.31	19.41	19.19	19.25	2,122,087	-0.31(-1.61%)
Jul 07, 2011	19.42	19.66	19.36	19.57	1,870,452	+0.29(+1.51%)
Jul 06, 2011	19.12	19.28	19.07	19.27	2,741,002	+0.10(+0.51%)
Jul 05, 2011	19.35	19.35	19.03	19.18	1,513,896	-0.18(-0.93%)
Jul 01, 2011	19.03	19.42	19.03	19.36	2,657,066	+0.31(+1.61%)
Jun 30, 2011	18.95	19.12	18.87	19.05	1,510,640	+0.12(+0.63%)
Jun 29, 2011	18.80	18.95	18.65	18.93	2,665,673	+0.21(+1.12%)
Jun 28, 2011	18.71	18.74	18.51	18.72	2,726,072	+0.10(+0.52%)
Jun 27, 2011	18.39	18.80	18.39	18.62	2,484,545	+0.22(+1.18%)
Jun 24, 2011	18.52	18.60	18.34	18.41	2,539,970	-0.06(-0.32%)
Jun 23, 2011	18.51	18.55	18.17	18.47	3,759,277	-0.28(-1.48%)
Jun 22, 2011	18.85	18.98	18.72	18.74	3,548,645	-0.17(-0.91%)
Jun 21, 2011	18.85	18.94	18.74	18.92	4,238,389	+0.14(+0.76%)
Jun 20, 2011	18.80	18.81	18.74	18.77	3,410,867	+0.05(+0.28%)
Jun 17, 2011	18.50	18.87	18.50	18.72	7,936,784	+0.31(+1.70%)
Jun 16, 2011	18.17	18.44	18.08	18.41	2,900,414	+0.26(+1.44%)
Jun 15, 2011	18.25	18.32	18.05	18.15	3,180,997	-0.26(-1.42%)
Jun 14, 2011	18.21	18.53	18.21	18.41	2,655,079	+0.32(+1.77%)
Jun 13, 2011	18.01	18.18	17.89	18.09	1,927,522	+0.09(+0.50%)
Jun 10, 2011	18.12	18.18	17.77	18.00	3,770,353	-0.18(-0.98%)
Jun 09, 2011	18.24	18.27	18.08	18.18	2,354,425	+0.01(+0.04%)
Jun 08, 2011	18.25	18.38	18.15	18.17	4,944,492	-0.10(-0.57%)
Jun 07, 2011	18.40	18.48	18.27	18.27	2,353,884	+0.02(+0.12%)
Jun 06, 2011	18.33	18.37	18.12	18.25	7,016,176	-0.09(-0.49%)
Jun 03, 2011	18.45	18.59	18.34	18.34	5,196,169	-0.50(-2.65%)
May 24, 2011	18.96	18.97	18.73	18.84	3,884,326	-0.03(-0.16%)
May 23, 2011	19.00	19.11	18.87	18.87	2,991,591	-0.31(-1.63%)
May 20, 2011	19.38	19.49	19.18	19.18	2,638,470	-0.25(-1.30%)
May 19, 2011	19.43	19.48	19.27	19.44	1,754,770	+0.05(+0.27%)
May 18, 2011	19.31	19.38	19.20	19.38	1,216,549	+0.07(+0.39%)
May 17, 2011	19.02	19.35	18.97	19.31	2,599,570	+0.22(+1.13%)
May 16, 2011	19.13	19.27	19.06	19.09	3,588,731	-0.06(-0.31%)
May 13, 2011	19.56	19.59	19.15	19.15	2,360,585	-0.42(-2.17%)
May 12, 2011	19.36	19.59	19.24	19.58	2,062,717	+0.14(+0.73%)
May 11, 2011	19.56	19.62	19.40	19.44	2,042,111	-0.23(-1.18%)
May 10, 2011	19.43	19.67	19.43	19.67	1,408,482	+0.28(+1.46%)
May 09, 2011	19.38	19.44	19.23	19.38	1,300,797	+0.01(+0.04%)
May 06, 2011	19.75	19.76	19.38	19.38	3,901,081	-0.15(-0.76%)
May 05, 2011	19.60	19.73	19.43	19.53	2,071,467	-0.16(-0.83%)
May 04, 2011	19.85	19.85	19.60	19.69	4,596,082	-0.14(-0.71%)
May 03, 2011	19.79	19.92	19.65	19.83	3,223,003	+0.08(+0.42%)

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