1960 297.4440 296.7119 297.2722 297.5044 298.9621 299.5814 299.9058 300.0853 300.5861 300.2602 298.8655 297.9330 
1961 296.5377 297.4403 297.6370 297.6438 298.3623 299.2473 299.7402 300.2263 300.3095 300.0321 298.8948 297.8099 
1962 297.1483 296.5989 296.9862 297.2087 298.3664 299.2961 299.8548 300.5514 301.1331 300.4479 299.5402 298.4822 
1963 298.2942 297.9930 297.8849 298.8272 299.7159 300.4287 300.9236 301.0332 300.9489 300.3783 299.3013 298.8054 
1964 297.8705 298.1693 298.0989 298.6849 298.9475 300.0561 299.7220 300.0587 300.3975 300.0750 299.2975 298.4633 
1965 298.0950 297.5689 297.7952 297.8136 299.7355 299.9169 300.2024 300.2793 300.7373 300.5565 298.8732 297.7453 
1966 297.1119 297.6680 297.6001 298.1497 298.8025 299.1119 299.4913 300.1839 300.4558 299.9303 299.1953 298.2035 
1967 297.8524 297.0865 297.7045 297.5333 298.2496 299.6730 299.7401 299.7468 299.8612 299.6972 298.6795 298.1130 
1968 296.8458 297.3694 297.3310 297.9091 299.2495 299.5500 300.4576 300.5710 300.6745 300.1854 299.7808 298.7023 
1969 297.7155 298.0512 296.8705 297.4631 298.8890 299.3046 300.0831 300.5372 300.5770 299.9820 299.3949 297.7533 
1970 297.1082 297.4135 296.8081 297.4268 298.7149 299.2903 299.8369 299.8455 300.2588 300.0713 298.6962 297.5890 
1971 297.5536 297.4927 297.0241 297.2849 298.2836 299.1172 299.4245 299.7396 299.9902 299.7703 298.4470 298.3062 
1972 297.5212 297.2351 297.8710 298.2720 298.8924 299.5488 300.0249 299.9579 300.5352 300.5998 299.0150 297.7634 
1973 298.2494 297.7140 298.2798 298.3408 299.3640 300.2319 300.1129 300.7173 300.8704 300.4739 299.6296 297.7437 
1974 297.6568 297.2994 297.8794 298.0539 298.2469 299.5166 299.9900 300.3787 300.6777 300.1905 299.1260 297.7163 
1975 297.8782 297.6873 297.6660 298.2187 298.8168 300.1198 300.1580 300.4814 300.9093 300.4649 299.9934 298.8857 
1976 297.6561 297.0960 297.7786 297.2361 298.3231 298.9392 299.1931 299.2949 299.6715 300.0217 299.1429 297.4550 
1977 297.3550 297.4543 297.3368 297.8207 298.4256 299.3953 299.7072 300.1890 300.4951 300.2702 299.2935 298.1217 
1978 297.7499 297.1682 297.1971 297.3863 298.4920 299.6061 299.3772 299.4129 299.9561 299.7674 299.0010 297.7919 
1979 296.7925 297.4893 297.1925 297.9688 298.5025 299.6137 300.1157 300.6161 301.1693 300.7591 299.8047 298.3248 
1980 297.0931 296.8827 297.4786 297.1342 298.8730 299.7406 300.3380 300.8731 301.1458 301.0421 299.0966 297.8096 
1981 297.6702 296.1998 296.4315 296.8208 297.9083 299.1968 299.6511 299.9673 300.4992 300.3448 298.9412 298.0541 
1982 297.9538 297.7517 297.0934 297.6819 298.1940 299.5250 299.6449 299.7451 299.9404 299.4600 298.0079 297.6750 
1983 297.3339 296.3101 297.0054 297.6918 298.6352 299.2865 299.5434 300.0550 300.2474 299.5483 298.8669 298.2707 
1984 296.3560 296.6778 297.7362 297.6830 298.2094 299.6635 299.8986 300.6586 300.7311 300.3730 299.5197 298.6602 
1985 297.6734 297.8154 297.6994 298.2134 299.3609 300.0025 299.8547 300.5338 300.6050 300.6472 299.5566 298.7622 
1986 297.9585 297.8972 297.7245 298.3035 299.1565 299.8024 300.3059 300.5536 300.8521 300.8194 299.7648 298.3971 
1987 298.6852 298.3704 297.9133 298.5820 299.3001 300.3185 300.0362 300.5337 300.8748 300.7220 299.3040 297.8319 
1988 297.7435 297.6308 297.2386 297.3955 299.3289 300.0865 300.0708 300.2532 300.4450 299.8942 299.2320 298.2591 
1989 297.3383 297.1589 296.7656 297.3096 298.8951 299.8173 299.9263 300.1617 300.5092 299.9124 299.1356 297.6720 
1990 297.3725 297.1103 296.6894 297.2909 298.6924 299.6837 299.8027 300.3144 300.5989 300.0512 298.6891 298.0173 
1991 297.4044 297.3007 296.7961 298.2073 299.3744 299.7263 300.0023 300.0603 300.6827 300.6694 298.9186 298.1915 
1992 297.7899 297.9054 297.2278 297.9382 299.2224 300.0774 299.9087 300.3693 300.5973 300.5311 299.7503 298.4174 
1993 296.6009 297.3108 297.5947 297.8699 298.9527 300.0498 300.4312 300.5611 300.7912 300.4195 299.6096 298.0588 
1994 298.1825 297.9104 297.4164 298.1472 298.9153 300.1053 300.0590 300.3706 300.6358 300.1707 299.0570 298.2530 
1995 298.0670 298.2221 298.2008 298.2138 299.1125 300.6125 300.6606 300.7744 301.1509 300.6406 298.8558 298.4781 
1996 298.3955 298.2712 298.6802 298.7449 299.1832 299.7939 300.5049 300.8294 300.5992 300.3208 299.3485 298.1531 
1997 298.0977 298.0406 297.8086 298.1257 299.0827 300.2155 299.9773 300.3207 300.7161 300.5330 299.4335 298.3154 
1998 298.2490 298.2403 298.3739 298.6749 299.7199 299.7938 300.3589 300.7434 300.7100 300.6026 299.7689 298.8868 
1999 298.8867 297.6487 298.0051 298.7143 299.4708 300.3539 300.4623 300.8676 301.5626 301.1497 299.6978 298.5050 
2000 298.6701 298.3839 297.8049 297.7642 299.2110 299.9609 300.5718 300.9369 301.6373 300.8306 299.4726 298.6297 
2001 298.1505 297.7997 297.8712 298.3879 299.6042 300.1968 301.0034 300.9246 300.9169 300.7751 299.9110 297.7852 
2002 298.9571 298.1747 297.8603 298.6607 299.7385 300.9660 301.2244 301.4539 301.4629 301.3610 299.8900 298.8227 
2003 298.4697 298.7721 298.8687 298.6601 300.0388 300.5790 300.7366 301.2050 301.7211 301.0934 299.7493 298.9946 
2004 298.6536 298.5378 298.2064 298.1297 299.5385 300.1194 300.6069 300.8688 301.2476 300.8064 299.6751 298.9357