Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.70	21.07	20.69	20.83	7,958,960	+0.02(+0.11%)
Jul 28, 2011	20.82	21.05	20.76	20.81	5,373,166	+0.05(+0.22%)
Jul 27, 2011	21.16	21.28	20.75	20.76	6,899,433	-0.45(-2.13%)
Jul 26, 2011	21.26	21.43	21.19	21.22	4,157,386	-0.11(-0.53%)
Jul 25, 2011	21.40	21.46	21.22	21.33	4,136,878	-0.23(-1.08%)
Jul 22, 2011	21.61	21.64	21.30	21.56	4,115,625	-0.02(-0.10%)
Jul 21, 2011	21.47	21.73	21.34	21.58	7,689,543	+0.24(+1.13%)
Jul 20, 2011	21.30	21.43	21.13	21.34	6,486,328	+0.08(+0.35%)
Jul 19, 2011	20.97	21.28	20.92	21.27	9,679,729	+0.22(+1.04%)
Jul 18, 2011	21.39	21.67	20.80	21.05	17,459,608	-1.10(-4.95%)
Jul 15, 2011	22.37	22.40	21.99	22.15	4,939,002	-0.17(-0.77%)
Jul 14, 2011	22.56	22.58	22.20	22.32	4,642,815	-0.13(-0.57%)
Jul 13, 2011	22.68	22.85	22.41	22.45	4,252,507	-0.08(-0.37%)
Jul 12, 2011	22.49	22.91	22.49	22.53	3,755,051	-0.03(-0.13%)
Jul 11, 2011	22.70	22.72	22.41	22.56	4,078,816	-0.39(-1.70%)
Jul 08, 2011	22.99	23.00	22.82	22.95	3,414,997	-0.29(-1.23%)
Jul 07, 2011	23.24	23.30	23.06	23.24	2,848,736	+0.23(+0.98%)
Jul 06, 2011	23.03	23.14	22.85	23.01	4,180,953	-0.12(-0.52%)
Jul 05, 2011	23.20	23.28	22.94	23.13	4,807,824	-0.09(-0.39%)
Jul 01, 2011	23.04	23.24	22.96	23.22	3,520,953	+0.28(+1.21%)
Jun 30, 2011	22.89	23.04	22.62	22.94	4,800,904	+0.06(+0.26%)
Jun 29, 2011	22.44	22.90	22.44	22.88	6,866,423	+0.57(+2.56%)
Jun 28, 2011	22.31	22.46	22.16	22.31	5,448,636	+0.05(+0.24%)
Jun 27, 2011	22.09	22.40	22.03	22.26	3,234,628	+0.14(+0.65%)
Jun 24, 2011	22.31	22.36	22.00	22.12	5,180,625	-0.17(-0.78%)
Jun 23, 2011	22.25	22.43	22.09	22.29	8,734,058	-0.23(-1.00%)
Jun 22, 2011	22.56	22.73	22.49	22.52	5,366,713	-0.12(-0.53%)
Jun 21, 2011	22.57	22.84	22.49	22.64	4,720,438	+0.18(+0.80%)
Jun 20, 2011	22.46	22.48	22.40	22.46	4,722,332	+0.17(+0.78%)
Jun 17, 2011	22.40	22.55	22.18	22.28	7,162,433	+0.08(+0.34%)
Jun 16, 2011	22.22	22.50	22.08	22.21	6,078,811	+0.05(+0.24%)
Jun 15, 2011	22.52	22.52	22.00	22.15	6,947,620	-0.56(-2.45%)
Jun 14, 2011	22.64	22.84	22.55	22.71	6,003,151	+0.25(+1.10%)
Jun 13, 2011	22.36	22.53	22.30	22.46	4,311,574	+0.18(+0.81%)
Jun 10, 2011	22.57	22.59	22.18	22.28	4,861,751	-0.41(-1.82%)
Jun 09, 2011	22.50	22.79	22.34	22.70	4,906,092	+0.28(+1.24%)
Jun 08, 2011	22.64	22.66	22.33	22.42	4,362,620	-0.26(-1.13%)
Jun 07, 2011	22.75	22.88	22.64	22.67	4,061,738	+0.01(+0.03%)
Jun 06, 2011	22.96	23.07	22.54	22.67	5,254,442	-0.38(-1.66%)
Jun 03, 2011	22.76	23.29	22.73	23.05	6,482,502	-0.25(-1.06%)
May 24, 2011	23.45	23.60	23.29	23.30	4,220,746	-0.16(-0.67%)
May 23, 2011	23.59	23.75	23.42	23.45	6,945,100	-0.44(-1.84%)
May 20, 2011	24.13	24.25	23.86	23.89	5,781,038	-0.33(-1.36%)
May 19, 2011	24.28	24.33	24.01	24.22	6,091,164	+0.00(+0.00%)
May 18, 2011	24.18	24.24	23.95	24.22	4,807,341	+0.02(+0.09%)
May 17, 2011	24.22	24.30	24.06	24.20	4,470,119	-0.07(-0.31%)
May 16, 2011	24.05	24.51	24.05	24.27	4,953,811	+0.10(+0.43%)
May 13, 2011	24.60	24.63	24.10	24.17	6,441,023	-0.46(-1.88%)
May 12, 2011	24.42	24.66	24.17	24.63	8,624,508	-0.04(-0.15%)
May 11, 2011	24.94	25.01	24.53	24.67	6,104,068	-0.34(-1.34%)
May 10, 2011	24.86	25.12	24.66	25.01	4,901,664	+0.28(+1.12%)
May 09, 2011	24.94	24.96	24.55	24.73	4,793,942	-0.22(-0.90%)
May 06, 2011	25.13	25.22	24.78	24.95	5,472,409	+0.01(+0.03%)
May 05, 2011	25.27	25.34	24.80	24.95	7,038,849	-0.42(-1.65%)
May 04, 2011	25.58	25.66	25.25	25.36	5,635,968	-0.25(-0.96%)
May 03, 2011	25.30	25.68	25.28	25.61	6,863,664	+0.32(+1.27%)

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