1960 295.0487 294.7522 296.8516 298.0514 298.8926 298.9246 299.2480 299.8295 299.9294 298.0683 295.9668 295.5338 
1961 293.0339 296.9087 297.5668 296.0651 297.3959 298.4368 298.6973 299.3420 299.2104 297.8096 295.6871 295.3465 
1962 294.6305 294.8493 297.2560 296.4844 298.4248 298.3579 299.4897 299.4626 300.0633 297.7507 296.6165 295.6109 
1963 296.7531 296.0018 296.7358 299.0542 299.3444 299.2325 300.0735 299.9539 299.9472 298.5138 296.3358 296.5797 
1964 295.3848 297.7789 297.3738 297.9643 297.1600 298.5045 298.5934 298.8960 298.7419 298.2979 297.8339 296.6454 
1965 296.3950 296.6564 296.9677 295.8545 298.7252 298.7952 299.8109 299.4833 299.7662 298.3593 296.0426 294.9084 
1966 294.7589 297.2665 297.6497 298.1502 298.5812 298.4021 298.7317 299.7918 299.2977 298.2226 297.5582 295.3824 
1967 295.9004 295.4716 296.4656 296.5315 297.6666 297.7400 299.0062 299.1912 299.4788 298.0162 296.3290 295.3148 
1968 294.3351 296.4687 296.5122 296.4080 298.3108 298.5226 299.8435 300.3018 299.1026 298.5542 298.1543 296.2025 
1969 294.8395 297.0521 295.2221 297.0741 296.7390 298.1163 299.7441 299.9283 299.0670 298.0343 297.6246 294.3499 
1970 293.3354 295.6446 295.5227 296.7327 298.0070 298.6479 299.4589 298.6974 299.7621 298.0230 296.5032 295.0639 
1971 295.5861 297.0903 296.0532 296.7755 297.8868 298.6337 298.8832 299.4955 298.7651 297.5606 295.8147 296.3376 
1972 294.9495 295.2293 297.4317 296.7927 297.5168 298.4899 299.2644 299.0135 299.2620 298.7111 297.2422 295.2483 
1973 297.2204 296.5672 298.2651 298.0336 297.9912 299.2464 299.4851 299.7027 299.6245 297.9901 297.5756 294.3962 
1974 295.3231 294.5308 297.1993 298.1155 298.1913 298.8263 299.5807 299.3822 299.2678 297.3779 296.8036 293.7024 
1975 295.6760 295.4333 297.2592 297.9141 298.4360 299.1301 299.4310 299.7823 299.3710 298.0799 298.0474 297.2952 
1976 295.1324 295.1436 297.1691 295.6169 296.9213 298.2737 299.0671 299.3034 299.2616 298.2400 296.9403 294.7170 
1977 295.2992 296.3625 296.1163 295.4552 296.7975 298.4705 299.2309 299.2936 299.3381 298.3469 295.5495 294.4966 
1978 295.9255 295.6817 295.7331 296.3441 298.3530 298.9461 299.5222 299.3544 299.0045 297.3055 295.2019 294.6702 
1979 294.1046 296.4205 295.8426 296.7712 297.9804 299.8346 300.2765 300.5091 299.8136 298.5805 297.1257 296.5356 
1980 293.9976 293.6600 296.3873 296.0804 298.7458 299.9813 299.9131 300.2782 300.1606 298.7263 297.0972 295.1847 
1981 295.9641 292.8987 295.0398 296.4739 297.5554 298.8881 299.4391 299.5081 299.1441 298.5483 297.2660 295.7253 
1982 296.0644 297.0868 295.5149 298.0453 297.4610 299.5805 299.3675 298.9143 298.4245 297.3947 295.8348 296.1424 
1983 296.3061 294.9646 296.1166 295.7526 296.6728 297.2894 298.3427 299.2921 299.1030 297.5171 296.6945 296.2848 
1984 292.8262 294.6388 298.1977 296.4992 296.6173 298.9872 298.9821 300.0744 299.4270 297.8138 297.7261 297.2741 
1985 295.7286 297.1501 296.8079 297.4384 297.8078 298.7499 300.2135 300.6069 299.8440 298.7484 297.6114 296.7907 
1986 295.7057 295.9200 296.4418 297.1426 296.9898 298.7958 300.2021 299.7012 300.3896 298.6033 297.7781 295.4583 
1987 297.0197 297.3411 296.9010 299.3530 298.2784 298.6925 299.8229 300.3596 299.9754 297.9818 295.9006 294.3420 
1988 295.9193 297.2473 296.3483 297.0162 298.5595 298.9506 299.4979 300.0641 300.0842 297.9828 296.8735 295.3486 
1989 294.6136 295.3636 296.0506 297.3376 298.7537 299.5216 299.8869 300.0048 299.7653 298.1362 296.9955 294.6029 
1990 295.6992 296.4362 296.2152 297.3087 297.7711 299.4846 299.6755 299.9926 299.8897 298.1212 296.5736 295.5630 
1991 295.5454 296.5890 296.5384 298.3517 297.7559 298.7771 299.5625 299.2745 300.4243 298.7058 297.0758 296.0689 
1992 294.9418 296.6320 295.7724 296.8971 297.9694 298.7776 299.3785 299.8416 300.0972 299.2594 298.0659 295.6836 
1993 293.1922 296.2228 297.4944 297.9942 299.0620 299.6858 300.4794 300.3472 300.6440 298.8048 297.8983 295.7971 
1994 296.4116 297.7492 296.3274 297.8944 297.6417 298.8721 299.4601 299.6904 300.0478 299.0562 297.2074 296.4843 
1995 296.8222 297.9734 297.5770 296.9615 298.2351 299.1632 300.4028 299.7308 300.0009 297.9077 296.6663 295.1358 
1996 296.3107 297.0847 298.6454 298.5040 298.2951 299.6035 300.4894 300.0146 299.3949 298.3764 297.9777 295.8173 
1997 296.5555 297.9077 296.6726 297.3131 297.9748 298.8966 299.5701 300.6013 299.8849 299.0537 296.1695 294.9565 
1998 295.4001 296.7825 298.1053 296.2111 298.5634 298.1827 299.5032 300.0494 299.3537 298.2249 297.4562 296.0628 
1999 297.2632 295.7831 297.8489 297.0532 297.6970 298.9610 299.5878 300.4828 300.3496 298.7225 297.0556 296.1123 
2000 296.8813 296.9817 297.3515 296.8812 298.3839 298.9636 299.9601 300.6704 300.8326 298.8916 296.9828 296.7827 
2001 296.5836 297.2286 296.2451 298.2995 299.0546 299.5885 301.1474 300.5268 300.1260 299.1962 297.3212 293.4879 
2002 297.0137 296.8611 295.6487 298.1180 298.1218 299.7835 300.7560 301.4928 300.1838 299.9028 297.9188 295.9793 
2003 296.1494 298.0306 298.6670 298.0493 298.6588 299.3243 299.6714 300.8221 300.6877 298.4417 297.2620 297.4050 
2004 296.8988 298.0044 297.2600 298.3518 298.1153 299.1339 299.8191 299.8374 299.5818 298.6240 297.3802 296.5071