Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	43.41	43.48	43.41	43.48	109,538	+0.08(+0.19%)
May 23, 2011	43.43	43.45	43.35	43.40	316,718	+0.01(+0.02%)
May 20, 2011	43.40	43.40	43.36	43.39	90,560	+0.02(+0.06%)
May 19, 2011	43.39	43.43	43.35	43.37	594,250	-0.06(-0.15%)
May 18, 2011	43.43	43.45	43.40	43.43	437,659	+0.03(+0.07%)
May 17, 2011	43.37	43.41	43.33	43.40	120,534	-0.02(-0.04%)
May 16, 2011	43.46	43.46	43.31	43.41	84,234	+0.02(+0.04%)
May 13, 2011	43.39	43.40	43.33	43.40	124,033	-0.02(-0.06%)
May 12, 2011	43.48	43.48	43.38	43.42	160,802	-0.05(-0.11%)
May 11, 2011	43.57	43.57	43.47	43.47	132,949	-0.08(-0.19%)
May 10, 2011	43.60	43.60	43.53	43.55	149,637	-0.02(-0.04%)
May 09, 2011	43.56	43.59	43.54	43.57	158,532	+0.06(+0.15%)
May 06, 2011	43.45	43.57	43.42	43.50	192,970	-0.05(-0.11%)
May 05, 2011	43.59	43.61	43.52	43.55	240,321	-0.10(-0.24%)
May 04, 2011	43.66	43.68	43.62	43.66	156,888	+0.00(+0.00%)
May 03, 2011	43.67	43.67	43.63	43.66	129,716	+0.00(+0.00%)
May 02, 2011	43.64	43.66	43.63	43.66	149,345	+0.03(+0.07%)
Apr 29, 2011	43.61	43.64	43.57	43.62	150,704	-0.15(-0.35%)
Apr 28, 2011	43.72	43.80	43.71	43.78	146,010	+0.11(+0.26%)
Apr 27, 2011	43.62	43.68	43.59	43.66	98,488	+0.07(+0.17%)
Apr 26, 2011	43.53	43.62	43.53	43.59	133,420	+0.05(+0.11%)
Apr 25, 2011	43.51	43.56	43.49	43.54	128,657	+0.06(+0.15%)
Apr 21, 2011	43.49	43.49	43.45	43.48	97,546	-0.04(-0.09%)
Apr 20, 2011	43.53	43.53	43.49	43.52	170,238	-0.03(-0.07%)
Apr 19, 2011	43.48	43.55	43.45	43.55	164,757	+0.07(+0.17%)
Apr 18, 2011	43.45	43.49	43.39	43.48	113,010	+0.09(+0.20%)
Apr 15, 2011	43.35	43.40	43.34	43.39	132,747	+0.07(+0.17%)
Apr 14, 2011	43.37	43.37	43.28	43.32	104,727	-0.02(-0.06%)
Apr 13, 2011	43.31	43.37	43.29	43.34	257,337	+0.00(+0.00%)
Apr 12, 2011	43.30	43.34	43.27	43.34	267,558	+0.06(+0.15%)
Apr 11, 2011	43.28	43.31	43.25	43.28	199,748	+0.01(+0.02%)
Apr 08, 2011	43.22	43.28	43.19	43.27	130,934	+0.06(+0.13%)
Apr 07, 2011	43.17	43.24	43.16	43.21	794,245	+0.05(+0.11%)
Apr 06, 2011	43.20	43.20	43.15	43.16	855,235	-0.06(-0.15%)
Apr 05, 2011	43.27	43.28	43.19	43.23	768,137	-0.03(-0.07%)
Apr 04, 2011	43.21	43.28	43.20	43.26	172,259	+0.11(+0.26%)
Apr 01, 2011	43.04	43.16	43.00	43.15	94,303	+0.05(+0.11%)
Mar 31, 2011	43.16	43.16	43.10	43.10	84,587	-0.17(-0.39%)
Mar 30, 2011	43.20	43.29	43.20	43.27	167,504	+0.05(+0.11%)
Mar 29, 2011	43.26	43.28	43.20	43.22	498,997	-0.04(-0.09%)
Mar 28, 2011	43.24	43.27	43.20	43.26	426,927	+0.02(+0.05%)
Mar 25, 2011	43.37	43.38	43.21	43.24	113,267	-0.14(-0.31%)
Mar 24, 2011	43.35	43.41	43.35	43.37	884,868	-0.01(-0.02%)
Mar 23, 2011	43.43	43.45	43.37	43.38	127,298	-0.03(-0.07%)
Mar 22, 2011	43.38	43.42	43.36	43.41	116,443	-0.05(-0.11%)
Mar 21, 2011	43.45	43.49	43.42	43.46	1,368,004	-0.04(-0.09%)
Mar 18, 2011	43.48	43.53	43.45	43.50	69,446	-0.02(-0.04%)
Mar 17, 2011	43.48	43.53	43.45	43.52	111,906	+0.07(+0.17%)
Mar 16, 2011	43.38	43.47	43.37	43.45	910,247	+0.13(+0.30%)
Mar 15, 2011	43.37	43.37	43.29	43.32	103,775	-0.01(-0.02%)
Mar 14, 2011	43.32	43.38	43.32	43.32	89,826	+0.05(+0.11%)
Mar 11, 2011	43.29	43.29	43.23	43.28	104,719	-0.04(-0.09%)
Mar 10, 2011	43.25	43.32	43.20	43.32	229,885	+0.10(+0.22%)
Mar 09, 2011	43.23	43.24	43.16	43.22	253,817	+0.03(+0.07%)
Mar 08, 2011	43.17	43.20	43.14	43.19	261,519	+0.04(+0.09%)
Mar 07, 2011	43.07	43.18	43.07	43.15	270,448	+0.04(+0.09%)
Mar 04, 2011	43.04	43.12	43.04	43.11	184,144	+0.14(+0.32%)
Mar 03, 2011	43.00	43.01	42.96	42.97	207,088	-0.10(-0.24%)
Mar 02, 2011	43.07	43.12	43.04	43.07	147,743	+0.01(+0.02%)

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