1960 295.8333 295.7015 298.0254 298.9359 299.9281 300.1738 300.5023 301.0520 301.0974 299.4384 297.3091 296.8483 
1961 294.1924 298.1769 298.5952 297.4269 298.6555 299.7023 299.7602 300.4456 300.4230 298.8759 296.8911 296.4689 
1962 296.0317 296.0674 298.2160 297.9326 299.5788 299.5109 300.6658 300.8336 301.2970 298.9977 298.0970 297.0071 
1963 298.0574 297.6030 298.1989 300.0244 300.7257 300.7037 301.6103 301.3193 301.3492 300.1479 297.9722 298.1018 
1964 296.6921 299.1674 298.5776 299.1475 298.7701 299.8925 299.9856 300.2927 300.2195 299.6856 299.3002 298.0300 
1965 297.7943 298.1225 298.2814 297.5118 300.0636 300.5453 301.2250 300.8088 301.1024 299.6911 297.5605 296.3344 
1966 296.2483 298.4307 298.8710 299.4253 299.7835 299.6896 300.0945 300.7613 300.5538 299.5334 299.0727 296.9315 
1967 297.2309 296.6774 297.8614 297.8735 299.1194 299.1917 300.3976 300.4974 300.7735 299.3473 297.8812 296.8691 
1968 295.6252 297.6631 297.7810 298.4034 299.7099 299.7664 300.8802 301.1349 300.5196 300.0620 299.6318 297.7340 
1969 296.4582 298.5056 296.7558 298.2409 298.0923 299.4905 301.1780 301.1693 300.3246 299.6043 299.1519 295.7280 
1970 294.9707 297.3126 296.9503 298.0041 299.4202 299.8442 300.6143 300.1118 300.8486 299.4637 298.0271 296.2677 
1971 296.8564 298.3945 297.3794 297.9918 299.1117 300.0988 300.2587 300.7558 300.1227 298.9158 297.1996 297.6478 
1972 296.3211 296.6835 298.6506 298.1266 298.8531 299.7001 300.7573 300.3353 300.6619 300.3013 298.6758 296.7438 
1973 298.4426 297.8309 299.5422 299.5297 299.3957 300.4425 301.0174 301.0461 301.0477 299.5600 299.1700 295.8824 
1974 296.9211 296.0854 298.5787 299.3153 299.6925 300.3160 301.0154 300.6949 300.5048 298.9511 298.3767 295.2465 
1975 297.2805 296.8813 298.7784 299.1299 299.7280 300.3578 300.5738 300.9939 300.6203 299.5212 299.5612 298.5671 
1976 296.7155 296.7029 298.4659 297.1060 298.6094 299.7638 300.7397 300.8296 300.6422 299.6373 298.3005 296.0846 
1977 296.6114 297.7252 297.4445 297.0975 298.3134 300.0031 300.8211 300.7109 300.7150 299.8626 297.0872 296.0976 
1978 297.4628 297.1000 297.0615 297.5140 299.8217 300.5701 300.9513 300.7143 300.3637 298.5887 296.5396 296.0916 
1979 295.4248 297.7688 297.5235 298.4331 299.6351 301.2884 301.5197 301.7464 301.1703 300.1303 298.6010 298.0027 
1980 295.3716 295.5192 297.9396 297.6650 300.0798 301.2949 301.0239 301.5993 301.2611 300.1079 298.4566 296.6107 
1981 297.3572 294.1330 296.3351 297.7810 299.0285 300.2094 300.6165 300.5341 300.3407 299.9918 298.5799 297.0056 
1982 297.3784 298.4019 296.9574 299.3667 298.9035 300.7717 300.4793 300.0220 299.6675 298.7796 297.2391 297.3202 
1983 297.5458 296.2653 297.2475 297.2148 298.0959 298.5464 299.7852 300.4269 300.2607 299.0124 298.4355 297.5753 
1984 294.2215 296.1000 299.2950 298.3202 297.9863 300.2524 300.2934 301.4523 300.8844 299.4234 299.3010 298.6084 
1985 296.9875 298.4102 298.0210 298.9552 299.3243 300.2096 301.5817 301.8307 301.3340 300.3401 299.1471 298.0853 
1986 297.0494 297.5956 298.0588 298.5099 298.5049 300.3960 301.4528 300.9618 301.7008 300.1323 299.5989 296.9847 
1987 298.4299 298.5981 298.2464 300.4964 299.4702 299.9447 301.0192 301.4708 301.4181 299.4460 297.4814 295.7793 
1988 297.3353 298.5225 297.6231 298.2261 299.9438 300.3860 300.7983 301.1401 301.5411 299.3496 298.2332 296.8740 
1989 296.0785 296.8765 297.3380 298.5035 300.0056 300.8708 301.2010 301.3777 301.0541 299.6870 298.3893 296.0378 
1990 297.0193 297.6600 297.6498 298.7278 299.0879 300.7938 300.8868 301.2962 301.2430 299.5616 298.0869 297.1087 
1991 296.9287 298.0028 297.6918 299.4918 298.8882 300.2342 300.8306 300.4978 301.4541 300.3418 298.5489 297.7625 
1992 295.9327 297.8897 297.1444 298.2824 299.1305 300.0252 300.7023 301.0810 301.2697 300.7038 299.3736 297.0482 
1993 294.5421 297.3380 298.7888 299.2521 300.4130 300.7634 301.7463 301.5285 301.7367 300.2145 299.2814 297.0490 
1994 297.7309 299.0331 297.7080 299.1982 298.8520 300.1910 300.6938 301.1076 301.2680 300.3687 298.5509 297.8074 
1995 298.0089 299.1629 298.8171 298.3872 299.5504 300.3779 301.6191 301.0651 301.1166 299.1442 297.9134 296.6664 
1996 297.7574 298.3404 299.8509 299.8626 299.7090 300.9196 301.7256 301.2515 300.8760 299.8909 299.4130 297.1576 
1997 297.8366 299.2153 297.9642 298.7631 299.4470 300.5015 301.0544 301.6977 301.2834 300.2805 297.4098 296.3213 
1998 296.8579 298.0631 299.3428 297.6301 299.8916 299.5092 300.8786 301.4036 300.8729 299.8249 298.9610 297.6764 
1999 298.6328 297.1944 299.0039 298.5302 299.1925 300.1409 300.8518 301.6436 301.5474 299.9906 298.5943 297.4720 
2000 298.2113 298.4371 298.3864 298.1027 299.8299 300.4385 301.4048 301.9210 302.0856 300.3024 298.5256 298.0753 
2001 297.8045 298.5907 297.8188 299.6019 300.3434 300.8721 302.3385 301.8897 301.3741 300.6537 298.9055 294.9492 
2002 298.6577 298.3581 297.2037 299.5719 299.4273 300.9079 302.1123 302.5101 301.4574 301.1344 299.3404 297.3418 
2003 297.6634 299.3931 300.0358 299.7390 299.9820 300.5853 300.8831 302.1199 301.9771 299.6638 298.5461 298.6292 
2004 298.1653 299.2052 298.5919 299.7803 299.5640 300.5355 301.2065 301.1670 300.9836 299.9954 298.8246 297.8388