1960 297.2098 296.9509 298.1557 299.0596 300.3073 299.9702 300.4484 300.3598 300.6184 299.8683 298.4260 297.7715 
1961 296.0365 297.9900 298.0643 298.2172 299.1705 299.6003 300.1488 300.3676 300.2304 299.4134 298.2128 297.4858 
1962 296.8238 296.6923 297.8447 298.2563 299.3638 299.0481 300.2020 300.3623 301.0290 299.6866 298.7817 297.7367 
1963 298.0604 298.0014 298.6535 299.5293 300.2841 300.5942 301.0768 301.0649 301.0496 300.1924 299.0856 298.3624 
1964 297.4453 298.2414 298.3496 299.0693 299.0135 299.7925 299.8024 300.2726 300.4236 300.0768 299.4144 298.3655 
1965 297.8002 298.0572 298.0121 297.8749 299.7054 300.2025 300.5788 300.4920 300.8084 299.9522 298.4791 297.4594 
1966 297.2477 298.0437 298.2742 298.8145 299.3742 299.7404 299.7307 300.3319 300.1516 299.7578 299.2292 297.6294 
1967 297.5319 297.1403 298.1926 298.3719 299.2051 300.0949 299.9867 300.1913 300.3999 299.5517 298.4808 297.6862 
1968 296.3916 297.6223 297.8703 298.7578 300.0836 300.1859 300.4947 300.5948 300.3980 299.9378 299.5123 298.1666 
1969 297.2856 297.8705 297.0331 298.1147 299.0422 299.4889 300.5314 300.4601 300.0895 299.5938 299.4361 297.3148 
1970 296.7053 297.8121 297.4200 297.8822 299.4868 300.0620 300.0418 299.9715 300.1413 299.0604 298.2242 296.7630 
1971 296.9708 297.5639 297.5306 298.3987 298.8594 299.4481 299.8526 300.2860 300.1194 299.3455 298.2644 297.8304 
1972 296.9812 297.2490 298.3119 298.7392 298.9435 300.0582 300.4624 300.2127 300.5219 300.5023 299.2321 297.5452 
1973 298.3268 298.0305 299.0686 299.3364 299.6611 300.5313 300.4247 300.8241 300.8652 300.2054 299.4154 297.0284 
1974 297.3005 297.3443 298.7562 299.2101 299.2477 300.2805 300.4920 300.4568 300.5461 299.7388 299.1843 297.0560 
1975 297.3785 297.3666 298.5794 299.0788 299.4757 300.4104 300.5659 300.8373 300.6907 300.0757 299.7491 298.8824 
1976 297.4115 297.1690 298.5085 297.7604 298.5091 299.6298 299.9427 300.2010 300.2020 299.4993 298.8034 297.2692 
1977 297.1603 297.7101 298.0078 298.2009 298.9573 300.2130 300.3861 300.4942 300.5583 299.8849 298.7310 297.5483 
1978 297.9396 297.5429 297.5678 297.9715 299.2477 300.0623 300.4810 300.5548 300.3083 298.9931 298.0200 297.5159 
1979 296.3248 297.8978 298.0769 299.1683 299.4030 300.7652 300.7879 301.0176 300.7972 300.2170 299.4850 298.2879 
1980 296.9264 296.9858 297.8248 298.0457 299.6870 300.7117 300.5227 300.8162 300.7824 300.2833 298.9679 297.3817 
1981 297.7077 296.1678 297.1022 298.3529 299.0906 300.1968 300.3777 300.4979 300.3120 300.1958 299.1334 297.6960 
1982 297.6748 298.5289 297.4184 299.0274 299.4080 300.0461 300.0767 299.9337 299.5756 298.7823 297.7732 297.4800 
1983 297.1615 296.5895 297.4329 297.8979 298.4590 299.0952 299.7670 300.1957 300.0547 299.4879 299.0928 297.8835 
1984 295.7912 296.6458 298.5721 298.3267 298.6313 300.2637 300.2088 300.9621 300.4243 299.8634 299.2297 298.8447 
1985 297.5078 298.0933 298.1920 299.0493 299.4880 300.3019 300.8305 301.0696 300.7372 300.1603 299.2801 298.4707 
1986 297.7823 298.1066 298.0959 298.6381 298.9537 300.3257 300.8520 300.7866 301.3276 300.8578 299.7495 298.0720 
1987 298.3471 298.5638 298.4946 299.6141 298.8464 299.9972 300.5090 301.1058 301.1820 300.3169 298.8548 296.9932 
1988 297.4969 298.2831 298.1357 298.4328 300.3534 300.9206 301.0459 300.8355 300.8848 299.5702 298.8978 297.8531 
1989 296.9712 297.2789 297.4092 298.3502 299.9709 300.4541 300.6475 300.8352 300.6631 299.8466 298.9354 297.5679 
1990 297.1877 297.8691 297.5023 298.4215 299.5269 300.3926 300.3977 300.8266 300.6580 299.8824 298.9952 297.8680 
1991 297.4138 297.9934 297.5096 299.1925 299.0837 300.1144 300.5583 300.5085 300.8434 300.4026 298.6482 298.0995 
1992 297.1968 298.1830 297.8402 298.5599 299.9113 300.6428 300.5226 300.9914 300.8995 300.5741 299.4056 297.8836 
1993 295.8922 297.4608 298.3862 299.0497 300.0757 300.4641 300.7383 300.9159 300.9489 300.2793 299.5499 297.5843 
1994 298.0620 298.3548 297.9590 299.1324 299.1816 300.1760 300.3967 300.7896 300.7721 300.1366 298.8701 298.0858 
1995 297.7916 298.6167 298.8507 297.9465 299.2255 300.4527 300.9996 300.9257 300.9812 299.6606 298.6457 297.7806 
1996 298.1945 298.5078 299.0642 299.3333 299.8863 300.3199 300.8811 300.8809 300.4366 300.0568 299.5677 297.6891 
1997 298.1159 298.3897 298.2653 299.0395 299.4627 300.7847 300.9425 301.0950 301.0573 300.1933 298.5497 297.5702 
1998 297.7394 298.1701 299.0694 298.5409 299.7707 299.6141 300.7426 301.2815 300.7134 300.3835 299.5533 298.7281 
1999 298.6959 297.9642 298.8469 299.2717 299.7540 300.5288 300.7519 301.3386 301.3871 300.2542 299.2759 298.4164 
2000 298.6600 298.3020 298.1515 298.4579 299.9369 300.6545 300.9769 301.2967 301.4978 300.5600 299.6329 298.7087 
2001 298.2031 298.6648 298.1446 299.2934 300.4350 300.8141 301.6944 301.4013 301.3498 300.6223 299.0318 296.4457 
2002 298.6280 298.4498 298.3831 299.6622 299.9292 301.2485 301.7410 301.7203 301.4716 301.1910 299.8615 298.5011 
2003 298.2700 299.0422 299.6953 299.7528 300.0154 300.7242 300.7975 301.4292 301.4740 300.1510 299.3802 299.2562 
2004 298.3561 298.7732 298.8098 299.4044 300.3463 300.9238 301.1745 301.2760 301.3184 300.1722 299.2816 298.5370