Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	47.72	47.95	47.60	47.88	18,105	-0.02(-0.04%)
May 23, 2011	48.00	48.03	47.78	47.90	441,171	+0.44(+0.93%)
May 20, 2011	47.35	47.53	47.30	47.46	25,525	+0.16(+0.34%)
May 19, 2011	47.04	47.38	46.74	47.30	300,736	-0.12(-0.25%)
May 18, 2011	47.91	47.91	47.39	47.42	19,374	-0.46(-0.96%)
May 17, 2011	47.81	47.96	47.77	47.88	185,978	+0.36(+0.77%)
May 16, 2011	47.37	47.55	47.25	47.52	245,458	+0.22(+0.46%)
May 13, 2011	47.36	47.78	47.30	47.30	25,576	+0.19(+0.40%)
May 12, 2011	47.41	47.45	46.97	47.11	16,144	-0.21(-0.44%)
May 11, 2011	46.99	47.34	46.83	47.32	96,223	+0.17(+0.36%)
May 10, 2011	47.29	47.38	47.15	47.15	48,604	-0.23(-0.49%)
May 09, 2011	47.30	47.40	47.26	47.38	67,203	+0.17(+0.36%)
May 06, 2011	46.96	47.38	46.90	47.21	52,114	-0.08(-0.17%)
May 05, 2011	47.00	47.32	46.91	47.29	110,180	+0.59(+1.26%)
May 04, 2011	46.73	46.89	46.68	46.70	20,026	+0.16(+0.34%)
May 03, 2011	46.57	46.62	46.41	46.54	39,683	+0.16(+0.34%)
May 02, 2011	46.38	46.38	46.38	46.38	3,600	+0.03(+0.06%)
Apr 29, 2011	46.33	46.35	46.22	46.35	3,594	+0.14(+0.30%)
Apr 28, 2011	46.02	46.26	46.00	46.21	9,048	+0.36(+0.79%)
Apr 27, 2011	46.11	46.11	45.75	45.85	56,032	-0.27(-0.59%)
Apr 26, 2011	46.00	46.18	45.96	46.12	12,509	+0.28(+0.61%)
Apr 25, 2011	45.79	45.93	45.78	45.84	12,834	+0.22(+0.48%)
Apr 21, 2011	45.78	45.84	45.60	45.62	4,955	-0.02(-0.04%)
Apr 20, 2011	45.90	45.90	45.62	45.64	9,645	-0.29(-0.63%)
Apr 19, 2011	46.01	46.11	45.93	45.93	4,790	-0.08(-0.17%)
Apr 18, 2011	45.59	46.01	45.34	46.01	30,060	+0.11(+0.24%)
Apr 15, 2011	46.01	46.06	45.75	45.90	5,782	+0.15(+0.33%)
Apr 14, 2011	45.97	46.05	45.61	45.75	35,725	+0.08(+0.16%)
Apr 13, 2011	45.37	45.79	45.31	45.67	12,996	+0.09(+0.21%)
Apr 12, 2011	45.64	45.82	45.58	45.58	19,728	+0.23(+0.51%)
Apr 11, 2011	45.25	45.45	45.22	45.35	11,374	+0.20(+0.44%)
Apr 08, 2011	45.06	45.23	44.96	45.15	30,000	-0.05(-0.11%)
Apr 07, 2011	45.40	45.41	45.18	45.20	22,417	-0.35(-0.77%)
Apr 06, 2011	45.72	45.79	45.51	45.55	17,966	-0.40(-0.87%)
Apr 05, 2011	46.10	46.19	45.90	45.95	23,366	-0.16(-0.35%)
Apr 04, 2011	46.10	46.32	46.10	46.11	63,522	+0.04(+0.09%)
Apr 01, 2011	46.15	46.25	46.02	46.07	124,362	-0.02(-0.04%)
Mar 31, 2011	46.30	46.30	45.83	46.09	122,627	-0.21(-0.45%)
Mar 30, 2011	45.91	46.30	45.91	46.30	33,611	+0.34(+0.74%)
Mar 29, 2011	46.13	46.23	45.89	45.96	81,300	-0.15(-0.32%)
Mar 28, 2011	46.00	46.16	45.91	46.11	32,037	+0.08(+0.17%)
Mar 25, 2011	46.04	46.04	45.90	46.03	23,885	+0.27(+0.59%)
Mar 24, 2011	46.01	46.02	45.69	45.76	41,193	-0.44(-0.95%)
Mar 23, 2011	46.32	46.33	46.09	46.20	43,800	-0.06(-0.13%)
Mar 22, 2011	46.17	46.26	46.07	46.26	4,570	+0.07(+0.15%)
Mar 21, 2011	46.26	46.26	46.17	46.19	5,393	-0.34(-0.73%)
Mar 18, 2011	46.22	46.53	46.22	46.53	17,806	-0.27(-0.57%)
Mar 17, 2011	46.85	46.96	46.55	46.80	227,034	-0.12(-0.26%)
Mar 16, 2011	46.67	47.31	46.58	46.92	19,827	+0.65(+1.40%)
Mar 15, 2011	46.33	46.33	46.16	46.27	142,532	+0.44(+0.96%)
Mar 14, 2011	45.83	45.95	45.83	45.83	206,320	+0.14(+0.31%)
Mar 11, 2011	46.00	46.14	45.61	45.69	83,696	-0.08(-0.17%)
Mar 10, 2011	45.54	45.97	45.45	45.77	73,295	+0.45(+0.99%)
Mar 09, 2011	44.99	45.38	44.85	45.32	10,610	+0.41(+0.91%)
Mar 08, 2011	45.14	45.20	44.90	44.91	37,405	-0.02(-0.04%)
Mar 07, 2011	44.92	45.13	44.73	44.93	23,338	+0.01(+0.02%)
Mar 04, 2011	44.94	44.98	44.80	44.92	122,682	-0.02(-0.04%)
Mar 03, 2011	44.98	45.03	44.79	44.94	11,770	-0.13(-0.29%)
Mar 02, 2011	45.31	45.46	45.07	45.07	24,734	-0.40(-0.88%)

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