Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	21.69	21.92	21.58	21.76	898,201	-0.09(-0.41%)
Jul 28, 2011	21.99	22.18	21.81	21.85	1,275,008	-0.09(-0.39%)
Jul 27, 2011	22.52	22.65	21.91	21.94	1,220,890	-0.64(-2.83%)
Jul 26, 2011	22.88	22.92	22.54	22.58	784,265	-0.27(-1.19%)
Jul 25, 2011	22.68	22.93	22.47	22.85	1,112,583	-0.03(-0.12%)
Jul 22, 2011	22.94	23.18	22.79	22.87	728,646	-0.24(-1.06%)
Jul 21, 2011	23.08	23.18	22.93	23.12	2,033,187	+0.18(+0.77%)
Jul 20, 2011	22.88	23.18	22.75	22.94	671,873	+0.13(+0.55%)
Jul 19, 2011	22.65	22.88	22.51	22.82	846,444	+0.24(+1.04%)
Jul 18, 2011	22.72	22.79	22.45	22.58	967,198	-0.20(-0.86%)
Jul 15, 2011	22.74	22.94	22.40	22.78	640,927	+0.18(+0.80%)
Jul 14, 2011	23.09	23.27	22.46	22.60	1,309,274	-0.48(-2.07%)
Jul 13, 2011	22.92	23.41	22.83	23.08	1,101,879	+0.19(+0.81%)
Jul 12, 2011	22.60	23.03	22.58	22.89	873,087	+0.07(+0.33%)
Jul 11, 2011	22.93	23.00	22.75	22.82	484,153	-0.36(-1.56%)
Jul 08, 2011	23.03	23.27	23.03	23.18	781,942	-0.13(-0.55%)
Jul 07, 2011	23.28	23.41	23.23	23.30	596,607	+0.11(+0.48%)
Jul 06, 2011	22.98	23.25	22.94	23.19	721,767	+0.19(+0.81%)
Jul 05, 2011	23.09	23.22	22.81	23.01	476,698	-0.15(-0.67%)
Jul 01, 2011	22.94	23.20	22.88	23.16	406,578	+0.29(+1.26%)
Jun 30, 2011	22.80	23.04	22.59	22.87	667,866	+0.14(+0.63%)
Jun 29, 2011	22.37	22.79	22.25	22.73	853,804	+0.50(+2.25%)
Jun 28, 2011	22.26	22.26	22.08	22.23	328,973	+0.08(+0.36%)
Jun 27, 2011	22.24	22.45	21.82	22.15	498,047	+0.22(+1.02%)
Jun 24, 2011	22.09	22.26	21.86	21.93	954,490	-0.09(-0.41%)
Jun 23, 2011	22.02	22.24	21.84	22.02	900,146	-0.21(-0.96%)
Jun 22, 2011	22.20	22.44	22.07	22.23	900,846	+0.01(+0.02%)
Jun 21, 2011	22.16	22.25	22.01	22.22	402,798	+0.15(+0.70%)
Jun 20, 2011	22.07	22.24	21.95	22.07	515,976	+0.05(+0.24%)
Jun 17, 2011	22.04	22.18	21.94	22.02	840,851	+0.10(+0.44%)
Jun 16, 2011	21.70	22.07	21.64	21.92	925,115	+0.26(+1.18%)
Jun 15, 2011	21.70	21.87	21.61	21.67	675,628	-0.19(-0.85%)
Jun 14, 2011	21.88	22.01	21.75	21.85	648,204	+0.18(+0.81%)
Jun 13, 2011	21.57	21.79	21.41	21.68	891,505	+0.12(+0.57%)
Jun 10, 2011	21.72	21.88	21.36	21.55	1,088,927	-0.27(-1.24%)
Jun 09, 2011	21.72	21.94	21.57	21.83	771,973	+0.19(+0.86%)
Jun 08, 2011	21.78	21.88	21.62	21.64	562,392	-0.13(-0.61%)
Jun 07, 2011	21.93	22.02	21.73	21.77	1,039,236	+0.04(+0.20%)
Jun 06, 2011	21.74	21.91	21.55	21.73	742,659	-0.03(-0.15%)
Jun 03, 2011	21.80	21.99	21.69	21.76	548,558	-0.69(-3.09%)
May 24, 2011	22.63	22.63	22.28	22.46	379,489	-0.05(-0.21%)
May 23, 2011	22.40	22.62	22.35	22.50	663,423	-0.11(-0.47%)
May 20, 2011	22.84	22.90	22.60	22.61	340,009	-0.28(-1.20%)
May 19, 2011	23.03	23.22	22.65	22.88	435,849	+0.00(+0.00%)
May 18, 2011	22.55	22.90	22.43	22.88	432,714	+0.32(+1.41%)
May 17, 2011	22.34	22.58	22.23	22.57	480,701	+0.23(+1.02%)
May 16, 2011	22.35	22.45	22.26	22.34	362,307	-0.02(-0.07%)
May 13, 2011	22.75	22.75	22.33	22.35	414,302	-0.44(-1.95%)
May 12, 2011	22.61	22.81	22.39	22.80	447,267	+0.14(+0.63%)
May 11, 2011	22.80	22.87	22.61	22.66	403,390	-0.09(-0.40%)
May 10, 2011	22.64	22.80	22.46	22.75	638,878	+0.22(+0.99%)
May 09, 2011	22.46	22.54	22.27	22.52	592,725	+0.11(+0.47%)
May 06, 2011	22.74	22.74	22.32	22.42	398,679	-0.01(-0.02%)
May 05, 2011	22.52	22.61	22.27	22.42	543,379	-0.19(-0.84%)
May 04, 2011	22.81	22.81	22.49	22.61	498,464	-0.12(-0.54%)
May 03, 2011	22.62	22.83	22.51	22.74	585,101	+0.11(+0.47%)

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