Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	23.61	23.83	23.39	23.40	5,522,034	-0.26(-1.09%)
Jul 28, 2011	23.55	23.88	23.54	23.66	5,634,128	+0.32(+1.38%)
Jul 27, 2011	23.87	23.89	23.25	23.34	6,282,790	-0.31(-1.31%)
Jul 26, 2011	23.75	23.87	23.51	23.65	8,727,147	+0.37(+1.61%)
Jul 25, 2011	23.34	23.48	23.23	23.28	5,103,270	+0.23(+0.98%)
Jul 22, 2011	23.05	23.10	22.90	23.05	2,182,954	-0.07(-0.32%)
Jul 21, 2011	23.07	23.22	23.00	23.12	3,603,902	+0.52(+2.31%)
Jul 20, 2011	22.58	22.72	22.51	22.60	3,836,554	+0.02(+0.07%)
Jul 19, 2011	22.58	22.67	22.47	22.59	2,482,288	-0.03(-0.14%)
Jul 18, 2011	22.72	22.77	22.47	22.62	2,785,396	-0.18(-0.81%)
Jul 15, 2011	22.82	22.91	22.68	22.80	5,553,431	+0.30(+1.33%)
Jul 14, 2011	22.84	22.87	22.49	22.50	9,165,772	-0.38(-1.68%)
Jul 13, 2011	22.81	23.12	22.81	22.89	4,718,545	-0.01(-0.02%)
Jul 12, 2011	22.82	23.03	22.80	22.89	3,441,316	+0.13(+0.56%)
Jul 11, 2011	22.96	23.04	22.74	22.77	2,546,328	-0.53(-2.26%)
Jul 08, 2011	23.18	23.40	23.18	23.29	4,301,013	+0.16(+0.68%)
Jul 07, 2011	23.09	23.17	23.01	23.13	5,261,169	+0.17(+0.73%)
Jul 06, 2011	22.86	22.97	22.79	22.97	3,746,523	+0.17(+0.76%)
Jul 05, 2011	22.82	22.90	22.74	22.79	3,238,214	+0.14(+0.60%)
Jul 01, 2011	22.42	22.66	22.41	22.66	2,737,262	+0.05(+0.23%)
Jun 30, 2011	22.42	22.64	22.38	22.60	3,378,761	+0.17(+0.78%)
Jun 29, 2011	22.29	22.45	22.22	22.43	3,260,672	+0.39(+1.77%)
Jun 28, 2011	22.00	22.11	21.95	22.04	3,626,718	+0.34(+1.58%)
Jun 27, 2011	21.73	21.78	21.65	21.70	2,511,243	-0.08(-0.39%)
Jun 24, 2011	21.91	21.91	21.72	21.78	3,236,293	+0.12(+0.56%)
Jun 23, 2011	21.44	21.67	21.36	21.66	4,020,838	-0.11(-0.48%)
Jun 22, 2011	21.80	21.93	21.76	21.76	2,341,064	-0.10(-0.46%)
Jun 21, 2011	21.80	21.90	21.78	21.86	2,464,100	+0.01(+0.02%)
Jun 20, 2011	21.84	21.88	21.81	21.86	2,344,473	+0.07(+0.31%)
Jun 17, 2011	21.79	21.88	21.73	21.79	2,770,084	+0.09(+0.44%)
Jun 16, 2011	21.62	21.85	21.58	21.70	3,759,509	-0.18(-0.84%)
Jun 15, 2011	22.08	22.15	21.80	21.88	3,883,212	-0.44(-1.96%)
Jun 14, 2011	22.37	22.41	22.27	22.32	2,926,093	+0.20(+0.91%)
Jun 13, 2011	22.10	22.22	22.02	22.12	2,904,247	+0.22(+0.99%)
Jun 10, 2011	22.09	22.09	21.82	21.90	4,114,448	-0.36(-1.61%)
Jun 09, 2011	22.48	22.51	22.26	22.26	3,386,818	-0.07(-0.31%)
Jun 08, 2011	22.44	22.48	22.27	22.33	3,175,733	-0.24(-1.05%)
Jun 07, 2011	22.74	22.77	22.56	22.57	4,917,470	+0.17(+0.75%)
Jun 06, 2011	22.54	22.57	22.38	22.40	2,562,639	-0.06(-0.26%)
Jun 03, 2011	22.19	22.55	22.15	22.45	4,815,929	-0.13(-0.58%)
May 24, 2011	22.62	22.66	22.49	22.59	3,602,846	+0.24(+1.06%)
May 23, 2011	22.39	22.44	22.23	22.35	5,758,018	-0.44(-1.94%)
May 20, 2011	22.90	22.93	22.72	22.79	2,987,900	-0.19(-0.85%)
May 19, 2011	22.83	22.99	22.79	22.99	5,116,611	+0.28(+1.23%)
May 18, 2011	22.53	22.78	22.50	22.71	7,032,891	+0.01(+0.05%)
May 17, 2011	22.62	22.72	22.51	22.70	6,543,488	-0.32(-1.37%)
May 16, 2011	22.98	23.18	22.93	23.01	7,216,483	-0.03(-0.14%)
May 13, 2011	23.21	23.23	22.91	23.05	7,201,094	+0.06(+0.28%)
May 12, 2011	22.77	23.02	22.68	22.98	3,713,406	+0.26(+1.14%)
May 11, 2011	22.71	22.81	22.51	22.72	4,578,321	+0.15(+0.65%)
May 10, 2011	22.50	22.64	22.45	22.58	2,450,561	+0.04(+0.16%)
May 09, 2011	22.55	22.60	22.41	22.54	5,623,108	-0.11(-0.49%)
May 06, 2011	22.74	22.85	22.54	22.65	3,435,641	+0.06(+0.28%)
May 05, 2011	22.61	22.76	22.51	22.59	3,673,814	-0.19(-0.86%)
May 04, 2011	22.99	23.05	22.72	22.78	4,581,804	+0.11(+0.48%)
May 03, 2011	22.57	22.76	22.54	22.67	4,791,141	-0.03(-0.14%)

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