Date	Open	High	Low	Close	Volume	Change (%)
May 30, 2008	59.00	59.23	58.98	59.18	54,236	+0.44(+0.75%)
May 29, 2008	58.66	58.76	58.34	58.74	33,199	+0.41(+0.71%)
May 28, 2008	58.12	58.76	58.12	58.33	70,555	-0.10(-0.18%)
May 27, 2008	58.74	58.97	58.43	58.43	46,976	+0.00(+0.00%)
May 26, 2008	59.11	59.18	58.30	58.43	0	+0.00(+0.00%)
May 23, 2008	59.11	59.18	58.30	58.43	63,546	-0.76(-1.29%)
May 22, 2008	59.25	59.34	59.05	59.19	29,892	-0.32(-0.54%)
May 21, 2008	59.68	59.68	59.42	59.51	191,463	+0.04(+0.07%)
May 20, 2008	59.44	59.65	59.40	59.47	31,090	-0.09(-0.15%)
May 19, 2008	59.55	59.72	59.24	59.56	42,443	+0.34(+0.57%)
May 16, 2008	59.33	59.33	59.14	59.23	65,996	-0.05(-0.09%)
May 15, 2008	58.96	59.34	58.96	59.28	97,299	+0.21(+0.35%)
May 14, 2008	59.23	59.24	59.01	59.07	41,479	+0.00(+0.00%)
May 13, 2008	59.25	59.25	59.04	59.07	56,954	-0.21(-0.35%)
May 12, 2008	59.06	59.28	58.84	59.28	42,707	+0.26(+0.44%)
May 09, 2008	59.01	59.07	58.82	59.02	21,150	-0.13(-0.22%)
May 08, 2008	59.19	59.36	59.09	59.15	54,301	-0.08(-0.13%)
May 07, 2008	59.01	59.29	59.01	59.23	69,110	+0.05(+0.09%)
May 06, 2008	59.33	59.41	59.18	59.18	83,346	-0.30(-0.50%)
May 05, 2008	59.91	60.02	59.27	59.47	83,112	+0.18(+0.30%)
May 02, 2008	59.96	60.13	59.29	59.29	66,351	-0.48(-0.80%)
May 01, 2008	59.64	59.91	59.27	59.77	109,073	+0.39(+0.65%)
Apr 30, 2008	59.38	59.81	59.22	59.38	102,874	-0.01(-0.02%)
Apr 29, 2008	59.25	59.42	59.15	59.40	142,578	+0.04(+0.07%)
Apr 28, 2008	59.40	59.40	59.14	59.36	157,625	+0.28(+0.48%)
Apr 25, 2008	59.24	59.24	59.00	59.07	67,913	-0.03(-0.04%)
Apr 24, 2008	59.28	59.28	59.05	59.10	138,066	-0.05(-0.09%)
Apr 23, 2008	59.32	59.32	59.07	59.15	92,273	+0.21(+0.35%)
Apr 22, 2008	59.14	59.14	58.66	58.95	602,074	+0.18(+0.31%)
Apr 21, 2008	59.02	59.02	58.45	58.76	169,815	-0.03(-0.04%)
Apr 18, 2008	58.61	58.95	58.61	58.79	83,313	+0.43(+0.73%)
Apr 17, 2008	58.04	58.42	58.04	58.36	37,269	+0.21(+0.35%)
Apr 16, 2008	58.17	58.21	57.91	58.16	19,162	+0.14(+0.24%)
Apr 15, 2008	58.27	58.27	57.72	58.02	25,084	+0.04(+0.07%)
Apr 14, 2008	57.98	57.99	57.84	57.98	91,536	+0.03(+0.04%)
Apr 11, 2008	58.53	58.53	57.66	57.95	103,303	-0.31(-0.53%)
Apr 10, 2008	58.00	58.29	57.27	58.26	124,188	+0.23(+0.40%)
Apr 09, 2008	58.06	58.15	57.40	58.03	57,406	-0.12(-0.20%)
Apr 08, 2008	58.61	58.61	57.93	58.15	38,764	+0.37(+0.65%)
Apr 07, 2008	57.85	57.85	57.67	57.77	28,298	+0.13(+0.22%)
Apr 04, 2008	57.40	57.64	57.33	57.64	81,570	+0.32(+0.56%)
Apr 03, 2008	57.07	57.35	57.07	57.32	46,700	+0.20(+0.35%)
Apr 02, 2008	57.33	57.33	56.88	57.13	46,052	-0.25(-0.43%)
Apr 01, 2008	57.64	57.66	57.10	57.37	62,218	-0.35(-0.60%)
Mar 31, 2008	57.64	57.78	57.42	57.72	61,015	-0.00(-0.00%)
Mar 28, 2008	57.51	57.81	57.47	57.72	41,470	+0.36(+0.63%)
Mar 27, 2008	57.40	57.63	57.28	57.36	156,446	-0.06(-0.11%)
Mar 26, 2008	57.56	58.08	57.38	57.42	37,705	+0.05(+0.09%)
Mar 25, 2008	57.26	57.40	57.05	57.37	100,487	+0.29(+0.51%)
Mar 24, 2008	57.00	57.17	56.93	57.08	31,158	+0.41(+0.72%)
Mar 21, 2008	56.51	56.67	56.37	56.67	18,141	+0.00(+0.00%)
Mar 20, 2008	56.51	56.67	56.37	56.67	18,141	+0.37(+0.66%)
Mar 19, 2008	57.45	57.45	56.30	56.30	50,859	-0.13(-0.23%)
Mar 18, 2008	55.91	56.74	55.91	56.43	22,641	+0.45(+0.81%)
Mar 17, 2008	56.34	56.34	55.76	55.98	52,642	-0.25(-0.44%)
Mar 14, 2008	56.75	56.87	55.45	56.22	11,998	-0.53(-0.93%)
Mar 13, 2008	57.00	57.00	56.53	56.75	11,092	-0.39(-0.68%)
Mar 12, 2008	57.40	57.40	57.07	57.14	20,824	-0.26(-0.45%)
Mar 11, 2008	57.33	57.51	57.31	57.40	29,852	+0.06(+0.11%)
Mar 10, 2008	57.64	57.64	57.16	57.33	26,747	-0.15(-0.26%)
Mar 07, 2008	57.33	57.51	57.33	57.48	16,122	-0.16(-0.28%)
Mar 06, 2008	57.63	57.66	57.40	57.64	18,066	-0.03(-0.04%)
Mar 05, 2008	57.98	57.98	57.07	57.67	16,358	+0.08(+0.15%)
Mar 04, 2008	58.08	58.12	57.27	57.58	22,282	-0.19(-0.32%)
Mar 03, 2008	58.61	59.64	57.37	57.77	59,442	-0.08(-0.13%)
Feb 29, 2008	57.99	58.67	57.27	57.85	27,667	-0.25(-0.42%)
Feb 28, 2008	58.04	58.24	57.89	58.09	36,415	-0.01(-0.02%)
Feb 27, 2008	58.61	58.61	58.03	58.11	20,700	-0.18(-0.31%)
Feb 26, 2008	58.66	58.66	58.04	58.29	18,458	+0.12(+0.20%)
Feb 25, 2008	58.16	58.56	57.66	58.17	48,217	-0.12(-0.20%)
Feb 22, 2008	58.23	58.29	58.15	58.29	1,099,676	+0.04(+0.07%)
Feb 21, 2008	58.15	58.43	58.11	58.25	11,190	-0.18(-0.31%)
Feb 20, 2008	58.55	58.55	58.19	58.43	19,939	-0.09(-0.15%)
Feb 19, 2008	58.69	58.69	58.04	58.52	51,027	+0.28(+0.49%)
Feb 18, 2008	58.12	58.24	57.91	58.24	0	+0.00(+0.00%)
Feb 15, 2008	58.12	58.24	57.91	58.24	39,442	-0.26(-0.44%)
Feb 14, 2008	59.06	59.06	58.06	58.49	16,979	+0.06(+0.11%)
Feb 13, 2008	58.12	58.56	58.12	58.43	16,048	-0.06(-0.11%)
Feb 12, 2008	58.16	58.49	58.11	58.49	10,544	+0.15(+0.27%)
Feb 11, 2008	58.29	58.34	58.25	58.34	12,505	-0.19(-0.33%)
Feb 08, 2008	58.65	58.65	58.40	58.53	37,219	-0.08(-0.13%)
Feb 07, 2008	58.36	58.88	58.36	58.61	100,943	-0.40(-0.68%)
Feb 06, 2008	59.58	59.58	58.69	59.01	16,661	-0.15(-0.26%)
Feb 05, 2008	59.31	59.32	58.82	59.16	18,567	-0.17(-0.28%)
Feb 04, 2008	60.60	60.60	59.27	59.33	31,892	-0.89(-1.48%)
Feb 01, 2008	60.51	61.86	60.22	60.22	56,029	-0.08(-0.13%)
Jan 31, 2008	59.98	60.36	59.65	60.30	29,045	+0.19(+0.32%)
Jan 30, 2008	59.85	60.62	59.77	60.11	1,138,616	+1.03(+1.75%)
Jan 29, 2008	59.14	59.20	58.87	59.07	53,960	+0.06(+0.11%)
Jan 28, 2008	58.96	59.01	58.56	59.01	18,711	+0.49(+0.84%)
Jan 25, 2008	59.73	59.73	57.15	58.52	19,847	-0.66(-1.11%)
Jan 24, 2008	59.32	59.53	59.18	59.18	3,566	-0.13(-0.22%)
Jan 23, 2008	59.29	59.34	58.71	59.31	3,256	-0.01(-0.02%)
Jan 22, 2008	59.33	59.33	58.67	59.32	6,047	+0.07(+0.12%)
Jan 21, 2008	59.56	59.56	59.25	59.25	0	+0.00(+0.00%)
Jan 18, 2008	59.56	59.56	59.25	59.25	1,395	+0.04(+0.07%)
Jan 17, 2008	59.71	59.71	58.82	59.20	2,636	-0.94(-1.57%)
Jan 16, 2008	60.35	60.35	60.14	60.14	4,109	+0.32(+0.54%)
Jan 15, 2008	59.95	59.95	59.82	59.82	1,085	-0.28(-0.47%)
Jan 14, 2008	60.44	60.44	60.06	60.11	1,318	+0.03(+0.04%)
Jan 11, 2008	60.43	60.50	59.67	60.08	3,876	-0.25(-0.41%)
Jan 10, 2008	60.75	60.75	59.33	60.33	29,538	-0.34(-0.55%)
Jan 09, 2008	60.92	61.31	60.66	60.66	3,256	-0.59(-0.97%)
Jan 08, 2008	61.40	61.40	60.62	61.25	3,333	+0.15(+0.25%)
Jan 07, 2008	61.23	61.23	60.73	61.10	2,636	+0.35(+0.57%)
Jan 04, 2008	61.56	61.56	60.40	60.75	15,583	-0.58(-0.95%)
Jan 03, 2008	61.94	61.94	61.33	61.33	3,333	-0.54(-0.88%)
Jan 02, 2008	61.89	61.90	61.87	61.87	1,783	+0.13(+0.21%)
Jan 01, 2008	61.89	61.89	61.65	61.74	2,946	+0.00(+0.00%)
Dec 31, 2007	61.89	61.89	61.65	61.74	2,946	-0.03(-0.04%)
Dec 28, 2007	61.81	61.81	61.50	61.77	5,582	+0.05(+0.08%)
Dec 27, 2007	61.72	61.72	61.72	61.72	0	+0.00(+0.00%)
Dec 26, 2007	61.78	61.78	61.64	61.72	1,705	-0.03(-0.04%)
Dec 24, 2007	61.86	61.86	61.74	61.74	3,411	-0.07(-0.12%)
Dec 21, 2007	62.05	62.05	61.82	61.82	1,162	-0.11(-0.17%)
Dec 20, 2007	62.09	62.09	61.86	61.92	1,395	-0.03(-0.04%)
Dec 19, 2007	61.73	61.95	61.73	61.95	775	-0.04(-0.06%)
Dec 18, 2007	62.07	62.07	61.99	61.99	155	+0.17(+0.27%)
Dec 17, 2007	62.00	62.00	61.76	61.82	697	+0.05(+0.08%)
Dec 14, 2007	61.98	61.98	61.77	61.77	2,325	+0.00(+0.00%)
Dec 13, 2007	61.94	61.94	61.77	61.77	4,574	+0.01(+0.02%)
Dec 12, 2007	62.03	62.08	61.76	61.76	8,140	-0.15(-0.25%)
Dec 11, 2007	62.21	62.21	61.91	61.91	4,961	-0.05(-0.08%)
Dec 10, 2007	61.81	61.96	61.81	61.96	5,969	+0.30(+0.48%)
Dec 07, 2007	61.65	61.67	61.65	61.67	9,923	+0.04(+0.06%)
Dec 06, 2007	61.58	61.63	61.58	61.63	2,403	-0.15(-0.25%)
Dec 05, 2007	61.78	61.78	61.78	61.78	4,651	+0.01(+0.02%)

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