1960 297.4948 297.0063 297.9330 298.6131 299.9111 300.1696 300.6311 300.8595 301.0503 300.5153 299.0938 298.2933 
1961 296.4395 298.1633 298.2389 298.1251 299.0794 299.8838 300.4601 301.0017 300.8661 300.2628 299.0510 298.0547 
1962 297.4266 297.0583 297.9260 298.1224 299.4420 299.5253 300.6748 301.1975 301.6508 300.4927 299.5052 298.4890 
1963 298.6783 298.2751 298.4799 299.3210 300.4133 300.8862 301.4635 301.6348 301.5837 300.8616 299.3793 299.0443 
1964 298.0468 298.8155 298.6883 299.0552 299.3378 300.2706 300.3636 300.7551 301.0767 300.6092 299.8764 299.1248 
1965 298.6357 298.2815 298.3671 298.1854 299.8577 300.0688 300.7861 300.9657 301.3704 300.6860 299.0836 297.8820 
1966 297.4261 298.2672 298.4909 298.8271 299.4951 299.9728 300.1472 300.8855 300.9427 300.3589 299.7624 298.3072 
1967 298.1396 297.3582 298.0804 298.2682 299.0640 299.9377 300.3248 300.5364 300.7956 300.1119 299.0655 298.3548 
1968 296.9474 297.9095 298.0504 298.5879 299.8456 300.3280 300.9643 301.0619 300.9275 300.5353 300.2008 299.1415 
1969 297.8361 298.4977 297.3147 298.2388 299.3467 299.7813 300.7956 301.2043 300.8949 300.2859 299.9484 297.7920 
1970 296.8923 297.8278 297.4396 297.8872 299.5782 300.2909 300.4474 300.5508 300.8396 300.1859 299.0509 297.6940 
1971 297.7489 298.2504 297.8003 298.2218 299.3481 299.8449 300.2270 300.6291 300.6264 300.1024 298.6630 298.5040 
1972 297.6702 297.6306 298.5132 298.7227 299.3636 300.1980 300.8029 300.6339 300.8894 301.0058 299.7431 298.1001 
1973 298.8452 298.2020 299.0637 299.1779 299.7123 300.8193 300.9333 301.4190 301.4516 300.6359 299.9396 297.6025 
1974 297.8399 297.1941 298.5718 298.9327 299.1543 300.1259 300.7931 300.9189 301.1834 300.4205 299.6159 297.5872 
1975 298.0487 297.6768 298.5128 298.9349 299.5075 300.5033 300.6197 301.0465 301.3853 300.7245 300.4479 299.5369 
1976 298.0337 297.5896 298.4705 297.7404 298.6415 299.6551 299.8572 300.2470 300.6025 300.2235 299.5129 297.8388 
1977 297.7457 298.0729 297.9079 298.0491 298.9670 300.1946 300.3705 300.9274 301.1042 300.5836 299.2546 298.0727 
1978 298.3018 297.8282 297.7255 297.9759 299.1858 300.3092 300.6894 300.7028 300.7622 299.9468 298.8720 298.0580 
1979 297.0242 298.2508 298.1056 299.1087 299.4143 300.6386 301.0230 301.4979 301.5848 301.0850 300.1453 299.0373 
1980 297.3300 297.2322 297.9075 297.9892 299.7597 300.7657 301.0648 301.4820 301.4958 301.0876 299.5474 298.1224 
1981 298.2228 296.1862 297.0965 297.8817 298.9380 300.2231 300.6483 300.9950 301.0354 300.8482 299.5495 298.3976 
1982 298.3791 298.5590 297.6008 298.7418 299.2292 300.2724 300.4573 300.3987 300.4901 299.7142 298.4697 298.2138 
1983 297.9460 296.9964 297.4585 298.1416 298.9260 299.5634 300.0750 300.6990 300.8513 300.2039 299.4729 298.8451 
1984 296.3849 297.0779 298.6812 298.3548 298.7398 300.1457 300.4411 301.3158 301.1791 300.5911 299.9464 299.3036 
1985 298.1161 298.4365 298.2350 298.9445 299.8223 300.6430 300.8134 301.4245 301.4344 301.0355 300.0673 299.1447 
1986 298.3732 298.3807 298.3324 298.8179 299.3624 300.3237 301.1906 301.2465 301.6537 301.1368 300.4082 298.7770 
1987 299.0662 298.9104 298.4549 299.6014 299.6019 300.4034 300.7249 301.3318 301.5260 300.8126 299.1154 297.6952 
1988 298.0748 298.5809 298.0869 298.3394 300.1814 300.6917 301.1942 301.2016 301.2893 300.3065 299.5105 298.3994 
1989 297.5758 297.6619 297.4709 298.2118 299.8749 300.6682 301.0179 301.3201 301.3009 300.4632 299.5652 297.8666 
1990 297.8692 297.9182 297.6538 298.4125 299.8054 300.5609 300.7288 301.2480 301.3951 300.4959 299.2995 298.4944 
1991 297.9001 298.0426 297.6647 299.1080 299.4779 300.4716 300.9169 300.9164 301.3801 301.0311 299.3505 298.7223 
1992 297.8911 298.4758 297.8753 298.5518 299.8935 300.4791 300.6990 301.2791 301.4009 301.1103 300.1769 298.5864 
1993 296.5630 297.8250 298.3888 298.8026 299.7943 300.4705 301.1331 301.2960 301.3849 300.7906 300.1429 298.3602 
1994 298.5617 298.7505 297.9773 299.0129 299.5479 300.5100 300.7569 301.1668 301.2682 300.5157 299.2856 298.6442 
1995 298.3889 298.8781 298.8826 298.3724 299.4264 300.7876 301.3771 301.4841 301.6697 300.5364 299.1680 298.4312 
1996 298.8257 298.8125 299.3056 299.4720 299.9055 300.4151 301.2331 301.4747 301.3486 300.9081 299.9666 298.2965 
1997 298.6297 298.7838 298.5262 298.9514 299.5989 300.6805 300.7261 301.2623 301.5175 301.0147 299.3905 298.2853 
1998 298.3170 298.4758 299.1422 298.7098 300.2652 300.1051 301.0902 301.5832 301.4908 300.8981 300.0146 299.1510 
1999 299.3947 298.2472 298.9083 299.1931 299.9282 300.7957 301.2933 301.8990 302.0877 301.1911 300.0427 299.0420 
2000 299.2308 298.8008 298.4396 298.4403 299.9250 300.5021 301.3975 301.8903 302.1015 301.2260 299.9173 299.1281 
2001 298.7415 298.6897 298.3735 299.2199 300.3172 300.7036 301.8565 301.7936 301.6471 301.1765 299.8499 297.4532 
2002 299.1528 298.7333 298.2430 299.4937 300.0907 301.4535 301.9908 302.2681 302.1464 301.8378 300.2569 298.9525 
2003 298.7188 299.3928 299.5924 299.5665 300.2678 300.8885 301.3555 301.9862 302.0391 300.9623 299.8889 299.5084 
2004 298.9574 299.1902 298.8383 299.2559 300.3185 300.8348 301.3253 301.6307 301.8398 300.9954 300.0349 299.1473