1960 297.5235 297.0551 298.0030 298.7561 300.0586 299.8490 300.3624 300.4229 300.6102 300.0215 298.8148 297.9981 
1961 296.3696 297.8762 298.0806 298.2232 299.0602 299.6342 300.2545 300.5461 300.4275 299.7256 298.6329 297.7447 
1962 297.1140 296.7808 297.6522 298.0858 299.2574 299.1058 300.2047 300.5819 301.1858 300.1165 299.0934 298.0793 
1963 298.1669 298.0056 298.4135 299.2516 300.1606 300.6120 300.9670 301.1857 301.1194 300.3682 299.2366 298.5763 
1964 297.6954 298.2020 298.3469 298.9284 299.1251 299.7743 299.8838 300.3528 300.5814 300.1833 299.4738 298.6161 
1965 298.0428 297.9516 298.0110 298.0332 299.5150 299.7732 300.3807 300.5784 300.9187 300.2418 298.8089 297.6634 
1966 297.2964 297.9188 298.1319 298.5659 299.2679 299.6151 299.7185 300.4208 300.3919 299.9485 299.2839 297.9256 
1967 297.7104 297.2137 298.0886 298.2020 299.0140 299.8365 299.8559 300.2402 300.3819 299.7408 298.6169 297.9254 
1968 296.6075 297.6537 297.8469 298.5417 299.7370 300.0327 300.4619 300.6467 300.5022 300.0135 299.5847 298.4255 
1969 297.4289 297.8480 297.0352 298.0304 299.0367 299.4096 300.2707 300.5041 300.2260 299.7003 299.5418 297.6276 
1970 296.9442 297.6045 297.2742 297.8765 299.4987 300.0124 299.9592 300.1327 300.3315 299.4800 298.4762 297.1128 
1971 297.2688 297.5678 297.4667 298.1706 298.9590 299.3590 299.7844 300.2724 300.2342 299.6411 298.4332 297.9477 
1972 297.1970 297.2588 298.1884 298.6260 299.0182 299.9258 300.3194 300.2556 300.4905 300.5101 299.4508 297.8056 
1973 298.3892 298.0513 298.8638 299.0128 299.5648 300.4673 300.5212 300.9724 300.9511 300.3188 299.4844 297.2996 
1974 297.5005 297.3994 298.5006 298.8614 299.1777 300.0373 300.3006 300.5396 300.6699 300.0138 299.2818 297.3413 
1975 297.5750 297.4332 298.2653 298.8561 299.3483 300.1688 300.3239 300.7028 300.8735 300.2914 299.9571 299.0577 
1976 297.6075 297.2377 298.3469 297.7178 298.5389 299.5448 299.8062 300.0409 300.2581 299.7468 299.1135 297.5541 
1977 297.4000 297.7585 297.9511 298.1724 298.9888 299.9935 300.1413 300.5985 300.7213 300.1677 299.0161 297.9436 
1978 298.0777 297.6023 297.6325 297.9177 299.2051 300.0438 300.3352 300.4818 300.3805 299.4292 298.5721 297.9007 
1979 296.6748 297.9713 298.0615 299.0250 299.3512 300.3199 300.6230 300.9542 301.0389 300.5443 299.7363 298.5002 
1980 297.2840 297.1447 297.7339 297.9779 299.5538 300.3196 300.5017 300.9178 300.8809 300.5085 299.1713 297.6577 
1981 297.9552 296.4403 296.9729 298.0596 299.0123 299.9901 300.2976 300.5546 300.5154 300.2817 299.2360 297.9424 
1982 297.9137 298.3634 297.4585 298.6565 299.2421 299.8745 300.1186 300.1269 299.8317 299.1198 297.9926 297.7068 
1983 297.2863 296.5970 297.3208 297.9647 298.5970 299.1402 299.7221 300.2619 300.2092 299.7462 299.2339 298.1827 
1984 296.1466 296.7188 298.2974 298.2878 298.6721 299.9623 300.1641 300.9354 300.5861 300.0822 299.3937 298.8248 
1985 297.6523 298.0622 298.0944 298.8833 299.6789 300.2574 300.5175 300.9833 300.8723 300.4338 299.4945 298.6295 
1986 298.0076 298.1494 298.0634 298.6910 299.0878 300.1567 300.8444 300.7728 301.0856 300.8222 299.9207 298.3634 
1987 298.4589 298.4881 298.3350 299.3116 299.1237 300.0905 300.4416 300.9518 301.0052 300.4034 299.1037 297.2837 
1988 297.5290 298.2498 298.0855 298.2337 300.1997 300.6314 300.9286 300.7922 300.8034 299.8128 299.1161 298.1519 
1989 297.2385 297.3886 297.3409 298.0949 299.8269 300.2633 300.5601 300.9106 300.8211 300.0519 299.1687 297.8327 
1990 297.3522 297.7075 297.3689 298.2184 299.5487 300.2308 300.3506 300.8503 300.8341 300.0843 299.1272 298.1479 
1991 297.5492 297.8304 297.3629 298.9999 299.2821 300.1081 300.5014 300.6282 300.8694 300.5025 298.9218 298.2227 
1992 297.5445 298.1300 297.6781 298.4677 299.8345 300.3426 300.3816 300.9496 300.9893 300.6370 299.6570 298.1654 
1993 296.1920 297.5354 298.1893 298.8058 299.7708 300.1940 300.5857 300.8329 300.8773 300.3421 299.7698 297.8768 
1994 298.1169 298.1929 297.8794 298.9189 299.3511 300.1284 300.4417 300.8823 300.8202 300.0886 299.0037 298.2088 
1995 297.9460 298.4965 298.6882 298.1114 299.2785 300.4129 300.8992 301.0239 301.2223 300.0158 298.7760 298.1299 
1996 298.3692 298.4292 298.8387 299.0622 299.6734 300.0941 300.7034 300.8948 300.7048 300.3008 299.5352 297.8683 
1997 298.1683 298.2615 298.2348 298.8744 299.4315 300.4432 300.7313 300.9832 301.0932 300.4626 298.9466 297.9056 
1998 297.9363 298.2150 298.8833 298.6553 299.8539 299.7896 300.7125 301.1851 300.8948 300.5484 299.6961 298.8954 
1999 298.7762 297.9727 298.7495 299.2724 299.7919 300.4799 300.8436 301.4503 301.5656 300.6369 299.5576 298.7401 
2000 298.8488 298.3549 298.0468 298.2814 299.8048 300.3095 300.9101 301.3215 301.5557 300.6789 299.7522 298.8531 
2001 298.2803 298.3464 298.1498 299.0745 300.1908 300.5408 301.4915 301.4568 301.3463 300.7490 299.3803 296.9780 
2002 298.6928 298.3888 298.3895 299.4613 299.9860 301.2011 301.6093 301.7087 301.6307 301.3618 300.0081 298.7422 
2003 298.4261 298.9836 299.4108 299.5271 299.9785 300.5254 300.9461 301.4798 301.5645 300.4324 299.5567 299.2521 
2004 298.5856 298.7268 298.7109 299.0783 300.2227 300.6847 301.0760 301.3808 301.4340 300.5385 299.5458 298.7665