Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.00	20.26	19.70	20.01	1,765,858	-0.15(-0.74%)
Jul 28, 2011	20.34	20.60	20.11	20.16	1,614,674	-0.23(-1.13%)
Jul 27, 2011	21.35	21.41	20.37	20.39	2,529,957	-1.14(-5.29%)
Jul 26, 2011	21.52	21.78	21.34	21.53	1,038,121	+0.01(+0.05%)
Jul 25, 2011	21.60	21.68	21.41	21.52	1,524,047	-0.40(-1.82%)
Jul 22, 2011	21.80	21.93	21.46	21.92	1,254,342	+0.27(+1.25%)
Jul 21, 2011	21.33	21.77	21.23	21.65	1,894,603	+0.38(+1.79%)
Jul 20, 2011	21.86	21.90	21.22	21.27	1,164,996	-0.31(-1.44%)
Jul 19, 2011	21.10	21.67	21.00	21.58	1,818,847	+0.59(+2.81%)
Jul 18, 2011	21.15	21.24	20.58	20.99	1,232,071	-0.36(-1.66%)
Jul 15, 2011	21.40	21.46	21.02	21.34	972,709	+0.04(+0.16%)
Jul 14, 2011	21.43	21.63	21.22	21.31	1,771,996	-0.09(-0.42%)
Jul 13, 2011	21.26	21.64	21.24	21.40	1,493,968	+0.33(+1.57%)
Jul 12, 2011	21.57	21.57	21.04	21.07	2,918,237	-0.49(-2.27%)
Jul 11, 2011	22.00	22.17	21.45	21.56	1,255,416	-0.81(-3.62%)
Jul 08, 2011	21.92	22.40	21.90	22.37	1,341,195	+0.16(+0.72%)
Jul 07, 2011	22.34	22.35	21.96	22.21	2,293,616	+0.04(+0.18%)
Jul 06, 2011	21.84	22.20	21.70	22.17	2,569,127	+0.24(+1.09%)
Jul 05, 2011	21.38	21.94	21.21	21.93	1,979,575	+0.55(+2.57%)
Jul 01, 2011	21.18	21.52	21.18	21.38	2,163,210	-0.09(-0.42%)
Jun 30, 2011	21.49	21.71	21.33	21.47	1,707,831	+0.09(+0.42%)
Jun 29, 2011	21.05	21.48	20.97	21.38	1,797,384	+0.40(+1.93%)
Jun 28, 2011	20.60	21.00	20.50	20.98	1,103,574	+0.43(+2.07%)
Jun 27, 2011	20.37	20.63	20.09	20.55	1,240,498	+0.08(+0.39%)
Jun 24, 2011	20.72	20.72	20.33	20.47	1,583,605	-0.25(-1.21%)
Jun 23, 2011	20.22	20.74	20.03	20.72	1,540,827	+0.23(+1.12%)
Jun 22, 2011	20.50	20.73	20.34	20.49	1,076,770	-0.03(-0.15%)
Jun 21, 2011	20.13	20.57	20.01	20.52	1,925,638	+0.40(+1.99%)
Jun 20, 2011	20.12	20.23	19.92	20.12	825,023	+0.01(+0.05%)
Jun 17, 2011	20.21	20.29	20.05	20.11	1,312,585	+0.05(+0.25%)
Jun 16, 2011	20.35	20.57	19.87	20.06	1,827,304	-0.21(-1.06%)
Jun 15, 2011	20.50	20.68	20.20	20.27	1,681,755	-0.48(-2.29%)
Jun 14, 2011	20.69	20.95	20.62	20.75	1,365,382	+0.19(+0.92%)
Jun 13, 2011	20.51	20.71	20.40	20.56	2,573,227	+0.01(+0.07%)
Jun 10, 2011	20.40	20.62	20.31	20.55	2,580,350	+0.06(+0.29%)
Jun 09, 2011	20.51	20.53	20.19	20.48	1,880,018	+0.11(+0.52%)
Jun 08, 2011	20.21	20.52	20.00	20.38	3,783,865	+0.15(+0.74%)
Jun 07, 2011	20.53	20.65	20.22	20.23	1,856,648	-0.17(-0.83%)
Jun 06, 2011	20.75	20.93	20.36	20.40	2,373,898	-0.30(-1.47%)
Jun 03, 2011	20.78	20.91	20.68	20.70	1,868,425	-0.48(-2.27%)
May 24, 2011	21.12	21.26	21.00	21.18	1,508,027	+0.09(+0.45%)
May 23, 2011	21.22	21.35	20.83	21.09	1,642,491	-0.57(-2.63%)
May 20, 2011	21.85	21.90	21.48	21.66	1,355,727	-0.17(-0.78%)
May 19, 2011	21.85	21.93	21.60	21.83	989,874	+0.08(+0.36%)
May 18, 2011	21.74	21.86	21.46	21.75	2,261,355	+0.01(+0.05%)
May 17, 2011	21.79	21.98	21.51	21.74	1,186,389	-0.06(-0.28%)
May 16, 2011	21.76	22.35	21.74	21.80	3,056,331	-0.16(-0.73%)
May 13, 2011	21.96	22.20	21.72	21.96	2,296,663	-0.24(-1.08%)
May 12, 2011	21.86	22.46	21.62	22.20	2,186,641	+0.23(+1.05%)
May 11, 2011	21.65	22.18	21.60	21.97	4,654,265	+0.35(+1.62%)
May 10, 2011	22.06	22.06	21.37	21.62	5,023,385	-0.14(-0.64%)
May 09, 2011	20.71	22.93	20.71	21.76	12,659,626	+1.67(+8.31%)
May 06, 2011	20.10	20.33	19.85	20.09	1,365,317	+0.20(+1.01%)
May 05, 2011	20.03	20.23	19.82	19.89	1,600,485	-0.16(-0.80%)
May 04, 2011	20.31	20.35	19.90	20.05	1,090,185	-0.23(-1.13%)
May 03, 2011	20.40	20.44	19.85	20.28	1,996,472	-0.14(-0.69%)

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