1960 296.8944 295.8011 297.0656 297.3871 299.0881 299.9591 300.3340 300.6428 301.1201 300.3904 298.2501 297.4205 
1961 295.2144 297.1669 297.4539 296.7617 297.8995 299.1651 299.8552 300.7405 300.7454 300.1490 298.3060 297.4574 
1962 296.6354 296.2855 297.0025 296.8778 298.3026 299.5400 300.2487 300.9312 301.5130 300.1490 298.7286 297.4052 
1963 297.6522 296.7287 296.9794 298.4968 299.8494 300.6653 301.1354 301.2270 301.0680 300.3021 298.2541 298.2587 
1964 296.9634 297.8429 297.8707 298.0007 298.4433 299.8862 300.0034 300.4090 300.5235 299.9933 299.2638 298.2805 
1965 297.8765 297.3421 297.4153 297.2531 299.1898 299.8104 300.4343 300.5758 300.9541 300.1455 297.8741 296.4996 
1966 296.0381 297.3127 297.2660 297.8540 298.6456 299.3931 299.8765 300.5276 300.7010 300.1547 299.1125 297.3497 
1967 297.2582 296.2537 296.8228 297.2416 298.1879 299.6824 300.0460 300.1586 300.2631 299.5620 298.0753 297.1449 
1968 295.9402 297.1946 296.6026 296.8577 298.9494 299.8327 301.0669 301.3062 300.8900 300.3315 299.7552 298.1695 
1969 296.4471 297.3268 296.1421 297.1150 298.7040 299.5134 300.4874 301.0927 300.6789 299.7011 298.9264 296.3088 
1970 295.3558 296.3500 296.1850 296.8807 298.4268 299.4248 300.5858 300.1948 300.5784 300.0611 298.7179 297.1317 
1971 296.9916 297.4331 296.7215 296.7733 298.4273 299.3528 299.8712 300.2394 300.2310 299.5822 297.3734 297.7038 
1972 296.5492 296.1745 297.4022 297.7277 298.8276 299.6299 300.4321 300.1888 300.6210 300.3546 299.0629 297.1758 
1973 298.0781 297.1175 298.1989 298.0201 299.0229 300.4302 300.6339 301.1711 301.1998 300.1353 299.1058 296.7834 
1974 296.8199 295.8589 297.1654 297.9214 298.3545 299.5649 300.2807 300.6826 300.9445 300.0243 298.6160 296.0534 
1975 296.6991 296.2213 297.0143 297.8635 298.7351 300.0851 300.3907 300.7237 301.0392 300.3341 299.6237 298.5557 
1976 296.6524 296.2442 297.2755 296.4482 297.5648 298.7960 299.2857 299.6023 299.9681 299.8680 298.7148 296.8105 
1977 296.7890 296.9988 296.7884 296.5016 297.9318 299.5930 299.9787 300.4861 300.8372 300.2173 298.1301 297.1307 
1978 297.0806 296.5879 296.9254 296.9382 297.9173 299.5527 299.7675 299.9546 300.4424 299.7973 298.0514 296.6063 
1979 295.8837 296.8517 296.5615 297.4816 298.2107 299.6992 300.6371 301.1803 301.3283 300.5695 299.0371 298.3526 
1980 296.0738 295.6820 296.5988 296.4166 298.7722 300.1035 300.9083 301.3159 301.4686 300.6246 298.4284 297.2688 
1981 297.3648 294.3951 295.5733 296.2991 297.6368 299.4270 300.2235 300.5120 300.7431 300.2269 298.9593 297.7845 
1982 297.4759 297.5399 296.5190 297.1020 297.8953 299.7117 299.8028 300.1054 300.3163 299.3178 297.7067 297.8124 
1983 297.4045 296.0039 296.6235 297.2343 298.0181 299.4097 300.0165 300.6860 300.6900 299.6446 298.4996 298.2242 
1984 295.1401 295.9655 297.3785 296.8915 297.7968 299.4941 299.9798 301.0208 301.1406 300.0537 299.1065 298.6075 
1985 297.3857 297.3811 296.7119 297.5576 299.0078 300.0244 300.3289 301.1765 301.1397 300.6644 299.2239 298.1614 
1986 297.0382 296.4630 296.6811 297.5458 298.5273 299.5834 300.6001 301.0677 301.2822 300.0336 299.2146 297.5634 
1987 297.8733 297.6495 297.1495 298.5549 299.0443 300.1877 300.3174 300.9669 301.2021 300.1881 297.8757 296.4350 
1988 297.1927 297.7256 296.6759 297.2475 298.9632 300.3925 300.8250 300.9486 300.9131 299.7964 299.0713 297.2235 
1989 296.5821 296.4492 296.0555 296.9672 298.7489 300.1145 300.5360 300.6977 301.0686 299.9687 298.6979 296.3542 
1990 296.8988 296.8154 296.6978 297.4615 299.0063 299.9427 300.4998 300.8386 301.0139 300.1373 298.3772 297.6709 
1991 296.8006 297.0067 296.7561 298.1630 298.4322 299.7788 300.5088 300.4660 301.1660 300.5728 298.8217 297.7530 
1992 297.2606 297.2753 296.4756 297.3827 299.0760 300.1082 300.2523 300.9225 300.9972 300.6526 299.5857 297.5713 
1993 295.4894 296.3050 296.8695 297.3878 298.9481 300.3329 300.8076 301.0800 301.1926 300.2381 299.0532 297.5169 
1994 297.6171 297.9556 296.9703 297.7421 298.8104 300.3540 300.4863 300.8070 300.9973 299.8837 298.3983 297.7928 
1995 297.6751 297.9762 297.6354 297.6012 298.6862 300.4757 301.0052 301.1142 301.3800 300.1625 298.3519 297.5527 
1996 297.9088 297.8120 298.6246 298.6122 299.1041 300.0350 301.0333 301.1745 300.8984 300.3975 299.0556 297.3903 
1997 297.7869 297.9952 297.4900 297.5968 298.1985 299.9557 300.1551 300.7884 301.0675 300.9495 298.7548 297.0732 
1998 297.0290 297.3932 297.7126 297.7841 299.3391 299.7983 300.7119 301.2291 301.2123 300.6063 299.1460 297.7296 
1999 298.5061 296.8538 297.7090 297.9465 299.0577 300.4427 300.8900 301.4054 301.8168 301.2284 299.2371 297.9391 
2000 298.0410 297.9646 297.5985 297.5585 298.7537 299.7962 301.0226 301.3756 302.0281 300.5045 298.7382 298.3650 
2001 298.0877 297.9168 297.5679 298.1530 299.3872 300.3898 301.4768 301.3734 301.2263 300.9258 299.1540 296.2711 
2002 298.0876 297.3868 296.5528 297.8792 299.1485 300.8683 301.3972 302.1116 301.6669 301.0388 299.1224 297.5732 
2003 297.2560 298.2185 298.0090 297.8212 299.3954 300.3382 301.0220 301.6361 301.9530 300.5945 298.8887 298.7259 
2004 298.1569 298.0912 297.5346 297.9270 299.0558 300.0958 300.8635 301.1935 301.4576 300.5599 299.0984 297.9488