Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	22.94	23.29	22.82	22.89	4,815,852	-0.13(-0.56%)
Jul 28, 2011	22.84	23.20	22.77	23.02	4,646,259	+0.44(+1.96%)
Jul 27, 2011	23.24	23.29	22.57	22.58	4,946,389	-0.90(-3.82%)
Jul 26, 2011	23.56	23.60	23.43	23.47	4,516,464	+0.00(+0.00%)
Jul 25, 2011	23.63	23.64	23.41	23.47	3,914,431	+0.04(+0.15%)
Jul 22, 2011	23.49	23.54	23.42	23.44	4,397,938	-0.01(-0.05%)
Jul 21, 2011	23.33	23.55	23.22	23.45	6,223,558	+0.35(+1.51%)
Jul 20, 2011	23.01	23.25	22.94	23.10	8,453,683	+0.17(+0.72%)
Jul 19, 2011	22.68	22.99	22.68	22.94	5,948,990	+0.28(+1.23%)
Jul 18, 2011	22.72	22.80	22.43	22.66	6,478,787	-0.50(-2.17%)
Jul 15, 2011	23.18	23.26	23.00	23.16	8,790,458	+0.31(+1.34%)
Jul 14, 2011	23.00	23.11	22.76	22.85	8,592,715	+0.01(+0.05%)
Jul 13, 2011	22.59	23.07	22.58	22.84	11,592,486	+0.34(+1.52%)
Jul 12, 2011	22.21	22.74	22.21	22.50	10,062,484	-0.16(-0.70%)
Jul 11, 2011	22.62	22.80	22.50	22.66	13,003,966	-0.83(-3.55%)
Jul 08, 2011	23.52	23.69	23.36	23.49	5,939,048	+0.08(+0.33%)
Jul 07, 2011	23.87	23.97	23.23	23.42	13,853,133	-0.26(-1.10%)
Jul 06, 2011	23.55	23.76	23.49	23.68	5,104,403	+0.00(+0.00%)
Jul 05, 2011	23.62	23.78	23.57	23.68	4,361,615	-0.19(-0.79%)
Jul 01, 2011	23.65	23.95	23.58	23.86	5,224,869	+0.14(+0.57%)
Jun 30, 2011	23.37	23.77	23.34	23.73	4,857,894	+0.54(+2.32%)
Jun 29, 2011	23.13	23.25	23.02	23.19	3,636,613	+0.35(+1.55%)
Jun 28, 2011	22.67	22.92	22.62	22.84	3,780,867	+0.59(+2.66%)
Jun 27, 2011	21.99	22.30	21.96	22.25	3,719,247	+0.29(+1.32%)
Jun 24, 2011	22.26	22.26	21.88	21.96	2,962,972	-0.30(-1.35%)
Jun 23, 2011	21.90	22.27	21.71	22.26	6,858,980	-0.11(-0.50%)
Jun 22, 2011	22.43	22.61	22.36	22.37	4,723,946	+0.05(+0.24%)
Jun 21, 2011	22.20	22.42	22.13	22.32	2,980,651	+0.27(+1.23%)
Jun 20, 2011	22.07	22.12	22.00	22.04	3,342,393	-0.01(-0.03%)
Jun 17, 2011	22.13	22.23	21.99	22.05	7,191,615	+0.45(+2.08%)
Jun 16, 2011	21.51	21.71	21.48	21.60	8,342,583	-0.09(-0.41%)
Jun 15, 2011	21.99	22.06	21.54	21.69	14,910,187	-0.99(-4.35%)
Jun 14, 2011	22.46	22.79	22.45	22.68	4,881,618	+0.52(+2.35%)
Jun 13, 2011	22.11	22.27	22.05	22.16	3,272,672	+0.27(+1.21%)
Jun 10, 2011	22.22	22.25	21.80	21.89	6,583,953	-0.56(-2.47%)
Jun 09, 2011	22.48	22.67	22.40	22.45	4,253,251	-0.06(-0.26%)
Jun 08, 2011	22.71	22.74	22.45	22.51	5,173,702	-0.12(-0.52%)
Jun 07, 2011	22.84	22.84	22.61	22.62	2,912,644	+0.17(+0.74%)
Jun 06, 2011	22.62	22.69	22.43	22.46	2,583,585	-0.21(-0.91%)
Jun 03, 2011	22.41	22.78	22.37	22.67	4,037,955	+0.16(+0.71%)
May 24, 2011	22.46	22.63	22.43	22.51	2,821,752	+0.27(+1.22%)
May 23, 2011	22.13	22.33	22.13	22.23	8,546,863	-0.38(-1.70%)
May 20, 2011	22.90	22.97	22.59	22.62	5,076,336	-0.56(-2.40%)
May 19, 2011	22.96	23.20	22.94	23.17	5,695,745	+0.38(+1.66%)
May 18, 2011	22.37	22.90	22.31	22.80	8,563,290	+0.39(+1.74%)
May 17, 2011	22.25	22.41	22.09	22.41	5,029,604	-0.12(-0.55%)
May 16, 2011	22.52	22.69	22.42	22.53	10,068,798	+0.02(+0.10%)
May 13, 2011	22.64	22.66	22.28	22.51	7,484,092	-0.10(-0.44%)
May 12, 2011	22.30	22.71	22.19	22.61	7,569,125	+0.08(+0.37%)
May 11, 2011	22.45	22.58	22.38	22.52	8,952,782	+0.24(+1.07%)
May 10, 2011	22.38	22.38	22.23	22.29	3,899,750	-0.11(-0.48%)
May 09, 2011	22.27	22.42	22.15	22.39	4,564,066	+0.07(+0.30%)
May 06, 2011	22.53	22.58	22.23	22.32	7,109,798	+0.14(+0.64%)
May 05, 2011	22.32	22.41	22.14	22.18	8,119,462	-0.72(-3.13%)
May 04, 2011	22.94	23.00	22.66	22.90	6,299,943	+0.30(+1.32%)
May 03, 2011	22.44	22.70	22.44	22.60	4,433,774	+0.08(+0.38%)

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