Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	22.46	22.61	22.33	22.37	734,230	-0.37(-1.63%)
Jul 28, 2011	22.81	23.49	22.67	22.74	430,944	-0.14(-0.60%)
Jul 27, 2011	23.18	23.22	22.70	22.88	489,675	-0.41(-1.78%)
Jul 26, 2011	23.05	23.43	22.86	23.30	507,332	+0.27(+1.16%)
Jul 25, 2011	22.99	23.26	22.88	23.03	373,532	-0.16(-0.67%)
Jul 22, 2011	23.21	23.21	23.14	23.18	182,968	-0.21(-0.89%)
Jul 21, 2011	23.00	23.47	22.95	23.39	372,537	+0.49(+2.15%)
Jul 20, 2011	23.06	23.09	22.84	22.90	434,847	-0.13(-0.56%)
Jul 19, 2011	22.81	23.10	22.64	23.03	368,298	+0.35(+1.52%)
Jul 18, 2011	22.86	22.92	22.53	22.68	470,658	-0.29(-1.28%)
Jul 15, 2011	22.94	22.99	22.80	22.98	541,816	+0.15(+0.64%)
Jul 14, 2011	22.99	23.02	22.81	22.83	528,346	-0.07(-0.30%)
Jul 13, 2011	22.99	23.04	22.87	22.90	622,034	+0.04(+0.19%)
Jul 12, 2011	22.50	22.98	22.50	22.86	367,715	+0.35(+1.57%)
Jul 11, 2011	22.68	22.70	22.44	22.50	686,941	-0.36(-1.59%)
Jul 08, 2011	22.66	22.93	22.60	22.86	431,830	+0.07(+0.30%)
Jul 07, 2011	22.67	22.86	22.65	22.80	442,163	+0.29(+1.27%)
Jul 06, 2011	22.19	22.54	22.18	22.51	590,387	+0.27(+1.20%)
Jul 05, 2011	22.34	22.34	22.11	22.24	562,979	-0.12(-0.54%)
Jul 01, 2011	22.19	22.37	22.07	22.36	440,397	+0.14(+0.62%)
Jun 30, 2011	22.17	22.32	21.99	22.23	462,825	+0.10(+0.47%)
Jun 29, 2011	21.98	22.19	21.84	22.12	384,049	+0.21(+0.95%)
Jun 28, 2011	21.78	21.94	21.69	21.91	459,853	+0.22(+1.00%)
Jun 27, 2011	21.46	21.74	21.46	21.70	589,673	+0.24(+1.13%)
Jun 24, 2011	21.59	21.59	21.37	21.46	394,642	-0.12(-0.56%)
Jun 23, 2011	21.80	21.80	21.34	21.58	844,114	-0.43(-1.96%)
Jun 22, 2011	21.81	22.23	21.80	22.01	476,268	+0.09(+0.39%)
Jun 21, 2011	21.94	22.04	21.69	21.92	703,899	-0.01(-0.04%)
Jun 20, 2011	22.10	22.11	21.92	21.93	578,308	-0.05(-0.24%)
Jun 17, 2011	22.35	22.58	21.97	21.98	809,345	-0.26(-1.16%)
Jun 16, 2011	22.16	22.33	22.09	22.24	654,880	+0.10(+0.47%)
Jun 15, 2011	22.99	23.05	22.05	22.14	1,563,492	-0.98(-4.26%)
Jun 14, 2011	23.05	23.31	22.95	23.12	406,893	+0.24(+1.06%)
Jun 13, 2011	22.74	22.94	22.73	22.88	514,979	+0.15(+0.65%)
Jun 10, 2011	22.74	22.89	22.61	22.73	472,236	-0.10(-0.45%)
Jun 09, 2011	22.99	23.05	22.84	22.84	508,143	-0.08(-0.34%)
Jun 08, 2011	23.01	23.12	22.92	22.92	525,240	-0.18(-0.79%)
Jun 07, 2011	23.14	23.25	23.05	23.10	524,743	+0.08(+0.34%)
Jun 06, 2011	23.30	23.30	23.01	23.02	874,661	-0.29(-1.22%)
Jun 03, 2011	23.06	23.42	23.01	23.30	423,774	+0.16(+0.67%)
May 24, 2011	23.37	23.39	23.12	23.15	530,675	-0.18(-0.78%)
May 23, 2011	23.73	23.73	23.31	23.33	719,688	-0.63(-2.63%)
May 20, 2011	23.91	24.01	23.74	23.96	488,644	+0.05(+0.22%)
May 19, 2011	23.76	23.94	23.64	23.91	405,947	+0.22(+0.95%)
May 18, 2011	23.55	23.69	23.50	23.68	290,079	+0.03(+0.15%)
May 17, 2011	23.64	23.80	23.47	23.65	639,209	-0.04(-0.18%)
May 16, 2011	23.75	23.89	23.68	23.69	312,976	-0.15(-0.62%)
May 13, 2011	24.19	24.22	23.80	23.84	406,783	-0.34(-1.39%)
May 12, 2011	23.84	24.25	23.71	24.18	421,297	+0.34(+1.41%)
May 11, 2011	24.25	24.47	23.74	23.84	439,424	-0.49(-2.02%)
May 10, 2011	24.04	24.34	23.94	24.33	405,330	+0.44(+1.83%)
May 09, 2011	23.86	23.95	23.65	23.89	357,464	+0.05(+0.22%)
May 06, 2011	24.10	24.17	23.77	23.84	232,977	-0.06(-0.25%)
May 05, 2011	23.89	24.14	23.73	23.90	372,819	-0.06(-0.25%)
May 04, 2011	24.09	24.16	23.83	23.96	289,146	-0.11(-0.46%)
May 03, 2011	24.10	24.13	23.89	24.07	367,679	-0.06(-0.25%)

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