Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	44.45	45.24	44.43	44.57	752,135	+0.12(+0.27%)
Jul 28, 2011	44.55	44.72	44.37	44.45	171,085	-0.27(-0.60%)
Jul 27, 2011	45.21	45.22	44.55	44.72	145,749	-0.53(-1.17%)
Jul 26, 2011	45.35	45.65	45.25	45.25	565,971	+0.06(+0.13%)
Jul 25, 2011	45.37	45.58	45.06	45.19	304,377	+1.34(+3.06%)
Jul 22, 2011	43.85	44.06	43.71	43.85	402,616	+0.37(+0.85%)
Jul 21, 2011	42.82	43.53	42.61	43.48	534,996	+0.53(+1.23%)
Jul 20, 2011	42.28	42.95	42.20	42.95	267,695	+1.08(+2.58%)
Jul 19, 2011	41.95	42.30	41.76	41.87	350,243	+0.23(+0.55%)
Jul 18, 2011	41.52	41.74	41.37	41.64	179,860	-0.26(-0.62%)
Jul 15, 2011	41.90	41.98	41.55	41.90	185,478	+0.39(+0.94%)
Jul 14, 2011	41.66	41.82	41.39	41.51	404,199	-0.05(-0.12%)
Jul 13, 2011	41.11	41.80	41.07	41.56	180,544	+0.50(+1.22%)
Jul 12, 2011	40.64	41.35	40.64	41.06	203,271	+0.64(+1.58%)
Jul 11, 2011	40.32	40.54	40.27	40.42	193,611	-0.37(-0.91%)
Jul 08, 2011	40.83	41.06	40.50	40.79	321,113	-0.12(-0.29%)
Jul 07, 2011	40.72	41.02	40.56	40.91	264,201	-0.31(-0.75%)
Jul 06, 2011	41.41	41.41	41.05	41.22	167,241	-0.39(-0.94%)
Jul 05, 2011	41.37	41.68	41.18	41.61	274,927	-0.04(-0.10%)
Jul 01, 2011	41.62	41.88	41.49	41.65	217,116	-0.31(-0.74%)
Jun 30, 2011	41.50	41.96	41.21	41.96	449,444	+0.36(+0.87%)
Jun 29, 2011	41.84	42.00	41.60	41.60	1,365,115	+0.16(+0.39%)
Jun 28, 2011	41.56	41.90	41.33	41.44	1,664,053	-0.06(-0.14%)
Jun 27, 2011	41.27	41.64	41.22	41.50	1,128,633	+0.50(+1.22%)
Jun 24, 2011	41.00	41.06	40.80	41.00	709,065	+0.04(+0.10%)
Jun 23, 2011	40.85	41.11	40.50	40.96	1,313,036	-0.15(-0.36%)
Jun 22, 2011	41.16	41.52	41.10	41.11	207,160	-0.62(-1.49%)
Jun 21, 2011	41.37	41.76	41.37	41.73	2,576,758	+0.61(+1.48%)
Jun 20, 2011	41.22	41.23	41.05	41.12	179,181	+0.00(+0.00%)
Jun 17, 2011	41.30	41.41	41.03	41.12	146,753	+0.12(+0.29%)
Jun 16, 2011	40.99	41.25	40.86	41.00	369,885	+0.23(+0.56%)
Jun 15, 2011	41.40	41.52	40.72	40.77	231,772	-1.37(-3.25%)
Jun 14, 2011	41.92	42.22	41.87	42.14	150,335	+0.16(+0.38%)
Jun 13, 2011	42.01	42.15	41.85	41.98	87,419	+0.32(+0.77%)
Jun 10, 2011	41.92	41.98	41.66	41.66	193,931	-0.83(-1.95%)
Jun 09, 2011	42.38	42.54	42.32	42.49	204,780	-0.24(-0.56%)
Jun 08, 2011	42.87	42.98	42.61	42.73	162,357	-0.56(-1.29%)
Jun 07, 2011	43.47	43.50	43.20	43.29	246,391	-0.27(-0.62%)
Jun 06, 2011	43.80	43.80	43.46	43.56	390,754	-0.34(-0.77%)
Jun 03, 2011	44.09	44.10	43.80	43.90	422,885	+2.32(+5.58%)
May 24, 2011	41.63	41.80	41.55	41.58	147,184	+0.23(+0.56%)
May 23, 2011	41.66	41.76	41.21	41.35	959,342	-1.13(-2.66%)
May 20, 2011	42.56	42.66	42.35	42.48	175,762	-0.18(-0.42%)
May 19, 2011	42.30	42.70	42.26	42.66	182,946	+0.03(+0.07%)
May 18, 2011	42.44	42.75	42.17	42.63	314,971	+0.48(+1.14%)
May 17, 2011	42.06	42.15	41.80	42.15	388,417	-0.35(-0.82%)
May 16, 2011	42.38	42.72	42.35	42.50	750,811	+0.68(+1.63%)
May 13, 2011	42.26	42.35	41.59	41.82	735,781	-0.23(-0.55%)
May 12, 2011	41.78	42.16	41.70	42.05	416,910	+0.47(+1.13%)
May 11, 2011	41.67	41.93	41.45	41.58	2,263,792	+0.17(+0.41%)
May 10, 2011	41.35	41.50	41.23	41.41	979,905	-0.09(-0.22%)
May 09, 2011	41.03	41.50	40.98	41.50	377,146	+0.22(+0.53%)
May 06, 2011	41.35	41.76	40.90	41.28	1,512,061	+0.44(+1.08%)
May 05, 2011	40.88	41.10	40.77	40.84	1,010,696	-0.43(-1.04%)
May 04, 2011	41.68	41.78	41.15	41.27	450,846	-0.30(-0.72%)
May 03, 2011	41.27	41.69	41.23	41.57	177,341	+0.60(+1.46%)

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