1960 297.4554 296.5414 297.2040 297.4406 298.8382 299.4824 299.8153 299.9863 300.5385 300.2683 298.7755 297.8184 
1961 296.2427 297.4204 297.6594 297.4532 298.2535 299.1822 299.7450 300.1878 300.2647 300.0738 298.7396 297.6499 
1962 296.9495 296.4021 296.8001 296.8805 298.0481 299.1219 299.7880 300.4957 301.0827 300.3886 299.3839 298.2907 
1963 298.2031 297.7427 297.6778 298.6026 299.6418 300.3015 300.9060 300.9946 300.9508 300.3418 299.2433 298.6836 
1964 297.6641 298.0756 298.0617 298.4656 298.8580 299.9534 299.6991 300.0377 300.3958 300.0109 299.2848 298.4935 
1965 298.1041 297.4505 297.6711 297.6977 299.5486 299.8465 300.2101 300.2470 300.7244 300.5637 298.7434 297.5610 
1966 296.8153 297.5858 297.4386 297.8844 298.6479 299.0840 299.4928 300.1570 300.4500 299.8995 299.1687 298.1007 
1967 297.7822 296.9503 297.5023 297.4380 298.1876 299.4626 299.7418 299.7863 299.8849 299.6246 298.6680 297.9373 
1968 296.6620 297.3718 297.1942 297.5681 298.9717 299.4652 300.4051 300.4919 300.5972 300.1667 299.7237 298.6212 
1969 297.4896 297.8525 296.6653 297.2418 298.6344 299.0401 299.9236 300.5543 300.4935 299.9496 299.3185 297.5156 
1970 296.7946 297.2458 296.6986 297.2921 298.5494 299.1591 299.7507 299.8315 300.1660 300.0726 298.7519 297.5560 
1971 297.5142 297.5769 296.9994 297.0285 298.2286 299.0723 299.3325 299.7730 299.9962 299.6980 298.2923 298.2352 
1972 297.4747 297.1660 297.8034 298.0914 298.6879 299.4718 300.0245 300.0196 300.4880 300.6199 299.0804 297.6265 
1973 298.1945 297.5762 298.1867 298.1017 299.1254 300.1709 300.0315 300.6504 300.7985 300.3622 299.5783 297.6263 
1974 297.5549 297.0302 297.7924 297.9494 298.2883 299.4287 299.9294 300.3301 300.6014 300.1279 299.0442 297.4651 
1975 297.8364 297.5358 297.5918 298.1145 298.7167 299.9830 300.1729 300.4111 300.7994 300.4237 299.9642 298.8275 
1976 297.4078 296.8929 297.5659 296.8782 298.0865 298.8480 299.0904 299.2870 299.6829 299.8981 298.9757 297.1595 
1977 297.1318 297.1765 296.8763 297.3491 298.0439 299.2068 299.6301 300.1721 300.4860 300.2682 299.1122 297.8506 
1978 297.5018 296.8585 296.9412 297.0866 298.1957 299.4402 299.2818 299.3851 299.8923 299.6890 298.9296 297.5244 
1979 296.5580 297.3032 296.8954 297.6953 298.3685 299.4605 299.9919 300.6350 301.1242 300.6766 299.6797 298.3608 
1980 296.9302 296.6061 297.1565 296.8178 298.6843 299.6287 300.2472 300.7341 301.0902 300.9289 299.0010 297.6440 
1981 297.5444 295.8333 296.0926 296.5110 297.7141 299.1417 299.5930 299.9562 300.4601 300.2919 298.8600 297.9144 
1982 297.8864 297.6242 296.9122 297.3938 298.0186 299.4307 299.5601 299.6594 299.9340 299.3485 297.8777 297.5505 
1983 297.1875 296.1104 296.7561 297.4836 298.4796 299.2486 299.4801 300.0388 300.1784 299.5413 298.7751 298.1873 
1984 296.0242 296.3819 297.5062 297.5170 298.0741 299.5201 299.8387 300.5246 300.7606 300.3179 299.4066 298.5653 
1985 297.5948 297.7322 297.4658 297.9546 299.1194 299.8845 299.8441 300.4460 300.5658 300.5828 299.5576 298.6473 
1986 297.7989 297.5315 297.5000 298.1314 298.9830 299.6784 300.2126 300.4911 300.8075 300.5814 299.8147 298.3341 
1987 298.7858 298.3578 297.7134 298.3800 299.2112 300.1403 300.0308 300.5145 300.8536 300.5534 299.1158 297.6876 
1988 297.6854 297.5988 296.8751 297.1399 299.1188 299.7789 299.9743 300.1708 300.3228 299.8058 299.0659 298.0193 
1989 297.1208 297.0037 296.5985 297.2521 298.7793 299.7253 299.7957 300.0700 300.4729 299.9281 298.9942 297.2736 
1990 297.0679 296.8602 296.4940 297.1099 298.4386 299.5293 299.7582 300.2511 300.5110 299.9801 298.5951 297.8277 
1991 297.1176 297.0535 296.7126 298.1290 299.1552 299.6379 299.9213 300.0459 300.7003 300.5958 299.0096 298.1434 
1992 297.8077 297.8596 297.0315 297.7082 299.0651 299.9157 299.7977 300.2940 300.5387 300.4584 299.7258 298.3128 
1993 296.4174 297.1498 297.3973 297.6701 298.7707 299.8688 300.3957 300.4475 300.7296 300.3264 299.6023 298.0294 
1994 298.1276 298.0017 297.3112 297.9645 298.8403 300.0107 300.0505 300.3636 300.6016 300.1502 299.0497 298.2177 
1995 297.9312 298.0889 297.9532 298.1922 298.9524 300.4793 300.6873 300.7825 301.0608 300.6556 298.8320 298.3990 
1996 298.4212 298.2822 298.6568 298.6667 299.1541 299.8017 300.5022 300.7990 300.6297 300.3250 299.3397 298.1517 
1997 298.0909 298.1599 297.8034 298.0206 298.8751 300.0378 299.9581 300.2584 300.7224 300.5862 299.3447 298.1591 
1998 298.1418 298.1745 298.2228 298.3546 299.5896 299.7549 300.2604 300.7049 300.6556 300.6035 299.7186 298.7268 
1999 298.9358 297.5887 297.8022 298.3921 299.2653 300.1960 300.4003 300.8621 301.4601 301.1667 299.6142 298.3292 
2000 298.5146 298.1110 297.6042 297.5471 298.9759 299.8201 300.5703 300.8655 301.4901 300.6796 299.3334 298.4645 
2001 298.0314 297.7746 297.7928 298.1803 299.4240 300.0669 300.9325 300.8626 300.8592 300.7624 299.7919 297.5486 
2002 298.7939 298.0613 297.5569 298.4485 299.5373 300.8100 301.1984 301.3650 301.4248 301.2643 299.8087 298.5728 
2003 298.2785 298.7006 298.6770 298.4866 299.8655 300.4990 300.5986 301.1039 301.5963 301.0086 299.5731 298.8419 
2004 298.5322 298.4426 297.9940 297.9916 299.2805 299.9155 300.5195 300.8289 301.2192 300.7882 299.6690 298.7750