Date	Open	High	Low	Close	Volume	Change (%)
Dec 31, 2007	73.00	73.04	72.66	72.89	982,698	+0.02(+0.03%)
Dec 28, 2007	72.63	72.92	72.54	72.87	614,085	+0.39(+0.54%)
Dec 27, 2007	72.43	72.48	72.19	72.48	592,864	+0.10(+0.14%)
Dec 26, 2007	72.58	72.72	72.30	72.38	359,779	-0.22(-0.31%)
Dec 24, 2007	72.58	72.65	72.49	72.60	264,699	+0.02(+0.03%)
Dec 21, 2007	72.95	72.95	72.58	72.58	571,612	-0.32(-0.43%)
Dec 20, 2007	73.16	73.24	72.89	72.89	678,934	-0.06(-0.09%)
Dec 19, 2007	72.87	73.17	72.69	72.96	881,069	+0.15(+0.21%)
Dec 18, 2007	72.71	72.84	72.53	72.81	558,394	+0.38(+0.53%)
Dec 17, 2007	72.53	72.60	72.30	72.43	764,421	+0.11(+0.15%)
Dec 14, 2007	72.48	72.49	72.22	72.32	715,256	-0.20(-0.28%)
Dec 13, 2007	72.72	72.72	72.45	72.52	590,610	-0.28(-0.39%)
Dec 12, 2007	72.60	72.93	72.42	72.80	695,268	-0.07(-0.10%)
Dec 11, 2007	72.69	73.06	72.51	72.87	1,601,038	+0.35(+0.49%)
Dec 10, 2007	72.68	72.68	72.27	72.52	1,271,970	-0.14(-0.20%)
Dec 07, 2007	72.95	72.95	72.47	72.66	563,821	-0.42(-0.57%)
Dec 06, 2007	73.03	73.23	72.87	73.08	1,118,620	-0.08(-0.11%)
Dec 05, 2007	73.34	73.35	73.15	73.16	614,068	-0.14(-0.19%)
Dec 04, 2007	73.61	73.65	73.24	73.30	806,173	-0.28(-0.38%)
Dec 03, 2007	73.41	73.90	73.30	73.58	874,538	+0.09(+0.13%)
Nov 30, 2007	73.14	73.56	72.97	73.48	2,407,149	+0.15(+0.21%)
Nov 29, 2007	73.38	73.54	73.13	73.33	2,077,524	+0.21(+0.29%)
Nov 28, 2007	73.21	73.31	73.07	73.12	744,659	-0.18(-0.25%)
Nov 27, 2007	73.64	73.64	73.07	73.30	1,294,994	-0.30(-0.41%)
Nov 26, 2007	73.15	73.79	73.06	73.61	613,307	+0.66(+0.91%)
Nov 23, 2007	73.15	73.33	72.94	72.94	191,037	-0.37(-0.51%)
Nov 21, 2007	73.06	73.32	72.89	73.32	1,095,328	+0.55(+0.76%)
Nov 20, 2007	72.93	72.94	72.69	72.76	460,917	-0.15(-0.21%)
Nov 19, 2007	72.63	73.04	72.63	72.92	457,773	+0.16(+0.22%)
Nov 16, 2007	72.76	72.84	72.66	72.76	2,513,520	-0.05(-0.07%)
Nov 15, 2007	72.63	72.84	72.50	72.81	684,969	+0.31(+0.43%)
Nov 14, 2007	72.43	72.51	72.33	72.50	466,318	-0.03(-0.04%)
Nov 13, 2007	72.58	72.63	72.44	72.53	383,122	+0.01(+0.01%)
Nov 12, 2007	72.40	72.65	72.40	72.52	310,795	-0.10(-0.14%)
Nov 09, 2007	72.53	72.65	72.44	72.62	256,208	+0.25(+0.35%)
Nov 08, 2007	72.41	72.45	72.25	72.37	651,864	+0.07(+0.10%)
Nov 07, 2007	72.33	72.35	72.13	72.30	993,850	+0.01(+0.02%)
Nov 06, 2007	72.33	72.41	72.17	72.28	580,200	-0.09(-0.13%)
Nov 05, 2007	72.60	72.60	72.38	72.38	707,389	-0.06(-0.09%)
Nov 02, 2007	72.38	72.69	72.35	72.44	556,742	+0.08(+0.11%)
Nov 01, 2007	72.26	72.52	72.23	72.36	348,675	-0.12(-0.17%)
Oct 31, 2007	72.45	72.66	72.34	72.48	1,064,626	-0.20(-0.28%)
Oct 30, 2007	72.66	72.69	72.55	72.69	350,341	+0.09(+0.13%)
Oct 29, 2007	72.61	72.69	72.48	72.59	362,278	+0.00(+0.00%)
Oct 26, 2007	72.59	72.76	72.48	72.59	483,037	-0.06(-0.09%)
Oct 25, 2007	72.86	72.87	72.64	72.66	327,854	-0.19(-0.26%)
Oct 24, 2007	72.67	72.91	72.55	72.84	1,413,579	+0.32(+0.44%)
Oct 23, 2007	72.51	72.53	72.37	72.53	456,526	-0.02(-0.03%)
Oct 22, 2007	72.63	72.63	72.40	72.55	394,897	-0.02(-0.03%)
Oct 19, 2007	72.40	72.57	72.29	72.57	1,017,016	+0.33(+0.46%)
Oct 18, 2007	72.25	72.26	72.09	72.24	374,770	+0.21(+0.29%)
Oct 17, 2007	71.80	72.07	71.77	72.03	338,126	+0.25(+0.34%)
Oct 16, 2007	71.80	71.84	71.65	71.78	369,773	+0.12(+0.16%)
Oct 15, 2007	71.63	71.68	71.50	71.67	278,718	+0.02(+0.03%)
Oct 12, 2007	71.72	71.79	71.55	71.65	652,933	-0.14(-0.19%)
Oct 11, 2007	71.60	71.78	71.50	71.78	358,037	+0.05(+0.07%)
Oct 10, 2007	71.66	71.79	71.46	71.73	987,645	+0.09(+0.13%)
Oct 09, 2007	71.71	71.75	71.44	71.64	253,594	-0.15(-0.21%)
Oct 08, 2007	71.58	72.01	71.38	71.79	510,382	+0.56(+0.79%)
Oct 05, 2007	71.55	71.79	70.78	71.23	1,041,275	-0.57(-0.79%)
Oct 04, 2007	71.89	71.97	71.73	71.80	617,677	-0.03(-0.04%)
Oct 03, 2007	71.94	71.97	71.69	71.83	453,947	+0.04(+0.05%)
Oct 02, 2007	71.45	71.86	71.45	71.79	391,565	+0.27(+0.38%)

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