1960 297.5641 296.8817 297.6613 298.2008 299.6511 300.0823 300.5201 300.8561 301.0805 300.6105 299.3091 298.3889 
1961 296.5895 297.8156 298.0583 297.9166 298.8333 299.8146 300.4528 301.0099 300.9014 300.4373 299.2635 298.2819 
1962 297.4930 297.0146 297.7106 297.7780 299.2802 299.5882 300.6084 301.2690 301.7263 300.5302 299.7057 298.5774 
1963 298.5500 297.8979 298.1461 298.9248 300.2850 300.8017 301.3972 301.5686 301.5306 300.8158 299.3269 299.0648 
1964 297.9450 298.5477 298.4806 298.6577 299.2935 300.2031 300.4181 300.7918 301.0241 300.5240 299.7829 299.1548 
1965 298.6845 298.1576 298.2737 298.1538 299.6016 299.6915 300.6765 300.8808 301.3098 300.7392 299.0701 297.7439 
1966 297.2000 297.9465 298.2215 298.4977 299.3581 299.8466 300.0981 300.8262 301.0637 300.5213 299.7084 298.2878 
1967 298.0156 297.2008 297.7992 298.0023 298.9477 299.7747 300.3085 300.5240 300.6110 300.1842 299.0985 298.3011 
1968 296.9091 297.7476 297.7098 298.0786 299.6463 300.2812 300.9500 301.0934 300.9292 300.5659 300.0544 299.1105 
1969 297.6762 298.2407 297.2430 297.9889 299.2724 299.7185 300.7675 301.3513 301.0034 300.4001 299.9339 297.8398 
1970 296.7601 297.4539 297.0604 297.5731 299.4646 300.3003 300.4861 300.4927 300.7227 300.2293 299.2469 297.9212 
1971 297.7866 298.1221 297.6165 297.8214 299.2677 299.7922 300.3326 300.6102 300.5605 300.1941 298.6668 298.4596 
1972 297.5514 297.4337 298.2986 298.5151 299.3898 300.2708 300.8195 300.6177 300.8878 300.9996 299.7729 298.1194 
1973 298.6534 297.9603 298.8811 298.9586 299.5918 300.8610 300.8833 301.3652 301.3969 300.6178 300.0039 297.7660 
1974 297.6762 296.9283 298.1891 298.6999 298.9521 299.8871 300.6914 301.0319 301.1847 300.3848 299.6053 297.5266 
1975 297.8340 297.4456 298.1967 298.6774 299.3717 300.2810 300.5474 301.0089 301.3646 300.6931 300.4016 299.4577 
1976 297.8756 297.3539 298.1689 297.4752 298.3617 299.4599 299.8145 300.1180 300.5002 300.3191 299.6007 297.9646 
1977 297.7215 297.8732 297.7111 297.7068 298.8560 300.0294 300.2969 300.8787 301.1869 300.7643 299.3810 298.2146 
1978 298.1519 297.6464 297.6440 297.6934 298.8659 300.1211 300.6494 300.5920 300.7504 300.2360 299.2085 298.2373 
1979 297.2034 297.9617 297.7183 298.8867 299.1401 300.3126 300.9382 301.5214 301.7209 301.2015 300.3148 299.1376 
1980 297.3816 297.0234 297.5821 297.6371 299.5029 300.5221 301.0418 301.5119 301.4013 301.1939 299.5714 298.2260 
1981 298.1622 296.0464 296.7384 297.4253 298.6296 300.1189 300.5939 300.9256 301.0891 300.8545 299.5932 298.4361 
1982 298.3180 298.3290 297.4460 298.2403 298.9841 300.1729 300.3654 300.4027 300.4446 299.8290 298.5130 298.2092 
1983 297.8818 296.9225 297.2627 298.0610 298.9343 299.6903 300.2300 300.8794 301.0421 300.4490 299.4692 298.9775 
1984 296.6661 297.0269 298.3134 298.1936 298.6122 299.9325 300.4470 301.3153 301.2375 300.5916 299.9092 299.2157 
1985 298.1260 298.3120 297.9069 298.5881 299.8558 300.5864 300.7768 301.4941 301.4853 301.1841 300.0733 299.1469 
1986 298.2846 298.0151 297.9809 298.6345 299.3171 300.1290 301.1612 301.4782 301.7717 301.1724 300.3297 298.9424 
1987 298.9588 298.6606 298.2205 299.3459 299.7869 300.3784 300.7035 301.3373 301.6095 300.8748 299.1391 297.7114 
1988 297.8879 298.4165 297.7651 298.0362 299.8546 300.5296 301.1286 301.2569 301.3083 300.5324 299.6314 298.4425 
1989 297.6187 297.4912 297.2437 297.7715 299.8103 300.6346 301.0326 301.2998 301.2251 300.5450 299.5709 297.8096 
1990 297.7664 297.5523 297.4795 298.1598 299.8733 300.4478 300.6408 301.1618 301.3980 300.5992 299.0918 298.4775 
1991 297.7260 297.7871 297.4444 298.7198 299.2795 300.4768 300.8908 300.8678 301.3186 301.0143 299.6422 298.7464 
1992 297.8672 298.1313 297.5580 298.3843 299.7981 300.2830 300.6970 301.2482 301.3522 300.9917 300.1592 298.6658 
1993 296.7539 297.5817 297.9195 298.3983 299.5144 300.3247 301.0189 301.2762 301.3794 300.7752 300.1228 298.4518 
1994 298.3480 298.4032 297.8599 298.6783 299.5192 300.4390 300.7581 301.2030 301.1827 300.4654 299.2029 298.6213 
1995 298.3004 298.6095 298.4032 298.3394 299.3546 300.8056 301.3625 301.5191 301.7180 300.6908 299.2086 298.5585 
1996 298.7019 298.5710 299.0847 299.3056 299.7795 300.3684 301.2480 301.6069 301.4677 300.9790 299.9698 298.3853 
1997 298.5581 298.5452 298.3183 298.6509 299.2929 300.3234 300.6653 301.1364 301.5158 301.2209 299.5774 298.2448 
1998 298.1753 298.3152 298.7646 298.5310 300.1913 300.1705 301.1082 301.6074 301.5115 300.9233 300.0089 299.0758 
1999 299.2476 297.9750 298.7914 298.9698 299.8290 300.8218 301.3379 301.8303 302.0615 301.3323 300.1358 299.0874 
2000 299.0504 298.7368 298.3258 298.2480 299.7006 300.2318 301.3473 301.7917 302.0318 301.1207 299.7823 299.0576 
2001 298.5213 298.4141 298.3219 298.9458 299.9392 300.5291 301.7931 301.7537 301.5945 301.1928 300.1058 297.6599 
2002 298.8953 298.4509 297.9393 299.0499 299.9004 301.2981 301.8615 302.2464 302.1540 301.8090 300.2114 298.8527 
2003 298.4674 299.0026 299.0682 299.1857 300.0229 300.7288 301.4467 301.9117 302.0049 301.0032 299.8282 299.3927 
2004 298.9649 298.9619 298.5370 298.8654 300.0076 300.6189 301.2925 301.6816 301.8017 301.2244 300.0241 299.1249