1960 298.1965 297.5976 297.9430 298.2610 299.4934 299.9921 300.1956 300.6487 300.8772 300.5524 299.6850 298.8559 
1961 297.6184 298.0689 298.2366 298.3632 299.3176 299.8323 300.2050 300.7453 300.8262 300.5266 299.5621 298.5946 
1962 297.8066 297.4367 297.4875 298.2846 299.4466 299.5355 300.2498 300.8500 301.3215 300.8814 300.0574 299.0743 
1963 298.8438 298.6239 298.5092 299.0356 300.2271 300.5896 301.1032 301.2664 301.3180 300.8648 300.0957 299.3535 
1964 298.4775 298.5661 298.4614 299.0930 299.5050 300.1106 300.1748 300.4630 300.7990 300.6445 299.9521 299.1557 
1965 298.7108 298.1659 298.2213 298.4870 299.7609 299.7446 300.3172 300.7001 301.0987 301.0493 299.8031 298.8365 
1966 298.1276 298.0833 298.0882 298.5851 299.3047 299.6081 299.8708 300.5400 300.8091 300.5456 299.8356 298.9510 
1967 298.5416 297.8235 298.3425 298.1571 298.9788 299.8333 299.7625 300.2045 300.4348 300.3818 299.3692 298.8679 
1968 297.5541 298.0193 298.0254 298.8404 299.7744 299.9885 300.4939 300.7336 300.6977 300.4418 299.9452 299.2188 
1969 298.2831 298.1346 297.5359 298.1604 299.3073 299.4318 300.1040 300.6744 300.7580 300.2982 300.0107 298.6584 
1970 298.2493 298.0099 297.4312 298.2143 299.3191 299.8622 299.9081 300.3479 300.5428 300.2141 299.2971 298.3561 
1971 298.1796 297.9322 297.7325 298.1397 299.1255 299.6148 299.6611 300.2528 300.4344 300.1087 299.3862 298.7661 
1972 298.0893 297.7177 298.3132 298.6768 299.2580 299.8292 300.1797 300.3521 300.5845 300.7894 299.7923 298.5698 
1973 298.8663 298.2997 298.6948 298.7066 299.5275 300.5127 300.5454 301.0879 301.1102 300.7812 300.0093 298.6255 
1974 298.3480 298.1754 298.3735 298.5599 299.0988 299.8988 300.3623 300.6079 300.8839 300.3634 299.9520 298.7502 
1975 298.3915 298.0001 298.1936 298.8011 299.3011 300.2129 300.1890 300.6218 301.1953 300.7712 300.5324 299.5393 
1976 298.5164 297.7713 298.3162 298.1023 299.1736 299.6055 299.8553 299.9188 300.3053 300.6190 299.9127 298.4152 
1977 298.2885 298.2084 297.9666 298.8853 299.3561 299.9655 300.2000 300.6442 301.0368 300.7239 300.2022 299.1380 
1978 298.4637 297.8963 298.0886 298.1141 299.3308 300.3379 300.2246 300.2653 300.4376 300.4054 299.8216 298.9349 
1979 297.8939 298.3839 298.2321 299.0539 299.2667 300.3803 300.5351 301.1410 301.3533 301.2740 300.4749 299.0481 
1980 298.2700 298.0886 298.3473 298.0783 299.5859 300.1983 300.6147 301.0561 301.2838 301.0747 299.8512 298.6074 
1981 298.4290 297.5840 297.5077 297.9830 298.9944 299.8655 300.2243 300.6408 300.8495 300.7273 299.6532 299.0197 
1982 298.7048 298.2837 297.8784 298.4187 299.0435 299.7722 299.9789 300.1454 300.3378 299.9743 298.6800 298.1320 
1983 297.7662 296.9468 297.5132 298.3763 299.1727 299.4478 299.7808 300.2940 300.5088 300.1364 299.8215 298.8799 
1984 297.3426 297.4064 298.1033 298.4663 299.0233 299.8063 300.1241 300.8300 300.8900 300.5111 300.0864 299.2233 
1985 298.2184 298.1498 298.4787 298.9486 300.0508 300.4440 300.4059 300.9187 301.1606 301.0043 300.2460 299.4662 
1986 298.7254 298.7761 298.3747 298.9142 299.7187 300.1840 300.7655 301.1125 300.9611 300.8720 300.3564 299.1584 
1987 299.0312 298.6525 298.3322 299.0247 299.9888 300.5928 300.5092 300.8804 300.9993 300.7898 300.1620 298.7050 
1988 298.2365 298.3466 298.2126 298.2752 300.2633 300.7070 300.6633 300.8799 300.8789 300.6020 299.9460 299.1112 
1989 298.4192 297.8146 297.5886 298.0375 299.7405 300.2953 300.4195 300.8878 301.0710 300.4741 299.7697 298.7818 
1990 298.0240 297.7487 297.4713 298.1223 299.5559 300.1105 300.3068 300.8624 301.0728 300.6483 299.6059 298.9407 
1991 298.3918 298.0303 297.4219 298.9368 300.0730 300.1541 300.4430 300.7221 301.0297 301.1124 299.8374 298.9579 
1992 298.5410 298.3677 297.8898 298.6810 299.9346 300.3822 300.3982 300.8612 301.1739 300.7753 300.3767 299.1592 
1993 297.3871 298.0112 298.3605 298.5857 299.5617 300.0945 300.6169 300.8679 300.9617 300.7433 300.2720 298.9810 
1994 298.7881 298.2911 298.2277 298.7432 299.6676 300.3188 300.4095 300.9034 301.1529 300.5445 299.7657 298.9018 
1995 298.5938 298.4781 298.7869 299.0320 299.8124 300.7135 301.0609 301.1584 301.5879 301.1967 299.6711 299.3188 
1996 298.8770 298.6175 298.8036 299.0694 299.5886 299.9954 300.6032 301.0656 301.0339 300.9464 300.1185 298.8084 
1997 298.6887 298.4805 298.4082 298.9032 299.9226 300.5955 300.5620 300.9077 301.2375 300.9072 299.9930 299.1787 
1998 298.7706 298.6194 298.9147 299.3987 300.1617 300.3188 300.7027 301.0963 301.1397 301.0196 300.4119 299.6356 
1999 299.3518 298.3680 298.6659 299.6271 300.2876 300.6364 300.8443 301.5304 301.8882 301.4208 300.4038 299.4513 
2000 299.3923 299.0961 298.2939 298.5691 299.9373 300.2498 300.9094 301.4486 301.8272 301.2546 300.4287 299.3096 
2001 298.7833 298.2857 298.3213 298.9023 300.0678 300.5571 301.2015 301.3486 301.4438 301.1957 300.4048 298.9014 
2002 299.3930 298.6480 298.7302 299.6706 300.3971 301.2744 301.7143 302.0173 301.9103 301.8839 300.8186 299.5902 
2003 299.2728 299.1708 299.4056 299.4557 300.4911 300.7043 300.9758 301.5635 301.8562 301.3393 300.3393 299.5888 
2004 299.3809 299.0407 298.7979 298.8137 300.2874 300.5052 300.9242 301.3644 301.5825 301.3117 300.5085 299.5718