1960 297.1307 296.2415 297.2356 297.4089 298.9824 299.9163 300.1911 300.3479 300.9073 300.2541 298.6742 297.7648 
1961 295.8544 297.3722 297.4698 297.0719 298.0262 299.0442 299.6964 300.4510 300.5232 300.0290 298.5780 297.7266 
1962 296.8726 296.4742 297.1053 296.9628 298.1735 299.2254 299.9463 300.6859 301.4199 300.1965 299.2522 298.0733 
1963 298.1340 297.3389 297.5051 298.8745 299.9618 300.7188 301.0583 301.2501 301.1592 300.3681 298.8686 298.6252 
1964 297.3941 298.0410 298.1282 298.4088 298.6671 299.8655 299.7991 300.1895 300.4103 300.0003 299.3004 298.4408 
1965 298.0555 297.5008 297.6384 297.4191 299.4936 299.9454 300.3417 300.3915 300.8730 300.3301 298.5216 297.2197 
1966 296.6189 297.5132 297.4091 297.9665 298.7029 299.2827 299.6484 300.4162 300.6298 300.1412 299.2347 297.8125 
1967 297.5615 296.7782 297.2675 297.3120 298.1379 299.6274 299.9492 300.0053 300.1566 299.6158 298.4699 297.6709 
1968 296.4389 297.2934 297.0485 297.3981 299.0517 299.6805 300.9528 301.2050 300.9054 300.3606 299.8034 298.5682 
1969 297.1908 297.7884 296.4562 297.3144 298.6906 299.3818 300.3998 300.9323 300.7391 299.9482 299.1842 296.9822 
1970 296.0975 296.7910 296.4734 297.0331 298.4403 299.2851 300.2201 299.9620 300.5262 300.1162 298.8291 297.3578 
1971 297.3093 297.6746 296.9517 297.0025 298.4046 299.2669 299.5834 300.0172 300.0763 299.6582 297.8862 297.9771 
1972 296.9371 296.8196 297.7614 297.9343 298.7986 299.5768 300.1953 300.0772 300.6539 300.6095 299.2887 297.6690 
1973 298.3263 297.4958 298.3809 298.2609 299.2085 300.4738 300.4492 300.9559 301.0597 300.2492 299.5277 297.3388 
1974 297.3123 296.5461 297.6012 298.0534 298.1914 299.4685 300.1913 300.5735 300.8392 300.0922 299.0089 296.8294 
1975 297.4193 296.9264 297.4893 298.0259 298.8047 300.1381 300.5399 300.6710 301.0291 300.4064 299.9821 298.9261 
1976 297.2428 296.8170 297.7001 296.9035 297.8445 298.7970 299.0830 299.2858 299.7420 299.8398 298.9222 297.0834 
1977 297.1054 297.1898 297.0531 297.0054 298.0393 299.3475 299.6509 300.1473 300.5959 300.2244 298.5433 297.4195 
1978 297.4000 296.8591 296.9005 297.0505 297.9285 299.4329 299.5057 299.5629 300.0738 299.7104 298.3164 297.2283 
1979 296.2635 297.1158 296.8185 297.6803 298.1531 299.7631 300.4529 301.0239 301.2523 300.6452 299.5180 298.4261 
1980 296.5256 296.1933 297.0370 296.7147 298.7435 300.0577 300.6953 301.2632 301.4174 300.9367 298.9604 297.6053 
1981 297.6104 295.2239 296.0054 296.5161 297.5345 299.2787 299.9510 300.2342 300.6476 300.3938 298.9999 297.8448 
1982 297.7776 297.7011 296.8469 297.3840 297.9294 299.6890 299.6658 299.7863 300.0408 299.3986 297.8919 297.7830 
1983 297.3980 296.1984 296.8146 297.3361 298.1925 299.2626 299.7584 300.3866 300.4615 299.6890 298.7067 298.2645 
1984 295.7641 296.2632 297.5638 297.2298 297.8627 299.5366 299.9324 301.0068 301.0018 300.2358 299.4537 298.7577 
1985 297.5672 297.7485 297.2286 297.9456 299.1274 299.9646 300.0997 300.9766 300.9037 300.6472 299.5211 298.5749 
1986 297.5803 297.2085 297.2495 297.8781 298.7157 299.7235 300.4898 300.7738 301.1595 300.3788 299.6341 298.0833 
1987 298.4104 298.1918 297.6595 298.7177 299.2335 300.2710 300.0960 300.7457 301.1085 300.3408 298.5491 297.1061 
1988 297.5085 297.7014 296.9671 297.3047 299.1403 300.3357 300.5783 300.6651 300.7864 299.8954 299.0949 297.7315 
1989 296.9530 296.8190 296.4559 297.0657 298.7735 300.0037 300.3596 300.5729 300.7958 300.0072 298.9861 296.9437 
1990 297.1481 296.9659 296.7222 297.2678 298.6753 299.7903 300.1422 300.6321 300.9217 300.1390 298.6357 297.8732 
1991 297.0035 297.1377 296.7870 298.1770 298.7111 299.8791 300.3299 300.3045 301.1072 300.6919 299.1566 298.1302 
1992 297.4620 297.7059 296.8662 297.6078 299.0527 300.1084 300.1375 300.6876 300.9377 300.7481 299.7621 298.0313 
1993 296.1018 297.0112 297.3397 297.6791 298.9923 300.2458 300.7014 301.0203 301.1220 300.3362 299.4515 297.8608 
1994 297.9432 298.0513 297.3167 298.0891 298.8356 300.2343 300.2416 300.5298 300.9059 300.1110 298.8221 298.1510 
1995 297.9488 298.2024 297.9897 298.0055 298.8571 300.5244 301.0020 300.9150 301.2878 300.3415 298.7077 297.9688 
1996 298.2032 298.0886 298.7229 298.6994 299.1622 299.9347 300.7894 300.9622 300.7431 300.3355 299.2809 297.7443 
1997 297.8972 298.0591 297.6642 297.8386 298.5623 300.0950 300.0159 300.6083 300.9268 300.6964 299.0000 297.6897 
1998 297.5533 297.8606 298.0890 297.9824 299.5690 299.6776 300.5169 300.9596 300.9387 300.5637 299.4639 298.3575 
1999 298.7702 297.3165 298.0526 298.1679 299.1366 300.2633 300.5675 301.0666 301.7281 301.0653 299.5832 298.2697 
2000 298.3575 298.0745 297.6162 297.5484 298.9326 299.8113 300.8416 301.3235 302.0157 300.6925 299.1103 298.5089 
2001 298.0128 297.8328 297.6984 298.2041 299.3912 300.2993 301.4075 301.2168 301.1187 300.8976 299.5420 296.8246 
2002 298.7068 297.9731 297.1281 298.2750 299.2875 301.0093 301.3379 301.9506 301.5754 301.3089 299.6435 298.2366 
2003 297.8895 298.6290 298.4966 298.2995 299.6932 300.4486 300.8337 301.4521 301.9076 300.7396 299.4368 298.9969 
2004 298.5247 298.4615 297.9456 298.0691 299.0980 300.0563 300.6657 300.9137 301.2426 300.7674 299.5396 298.5009