1960 297.2068 296.0789 297.1196 297.4337 299.1007 300.0701 300.4430 300.6437 300.9715 300.4364 298.6980 297.7800 
1961 295.9471 297.2928 297.6640 297.2886 298.0663 299.4035 300.0504 300.6472 300.6606 300.2039 298.7433 297.3234 
1962 296.5612 296.0858 296.6223 296.8243 298.2052 299.3561 300.2464 300.9756 301.3266 300.5347 299.3366 298.2658 
1963 298.1581 297.7148 297.6163 298.6360 299.7957 300.3763 301.3416 301.3345 301.4475 300.4459 299.1162 298.4995 
1964 297.5620 297.9615 298.2112 298.4099 298.8892 300.1035 300.0435 300.4961 300.6577 300.0791 299.3973 298.3935 
1965 298.0472 297.2361 297.5841 297.5957 299.6566 300.2129 300.6507 300.8026 301.0168 300.7991 298.6591 297.4073 
1966 296.5252 297.6208 297.4482 298.0510 298.7067 299.5260 299.9042 300.7197 300.9421 300.1804 299.3442 298.3195 
1967 297.7531 296.9412 297.4832 297.3330 298.3053 299.6941 300.2192 300.2793 300.4346 299.7597 298.7342 297.9168 
1968 296.4445 297.2755 297.1042 297.4886 299.1722 299.8221 300.8703 301.1260 300.9881 300.5125 299.9198 298.7948 
1969 297.3512 297.9562 296.6220 297.2092 298.6633 299.4485 300.4924 301.0499 300.7903 300.1938 299.3920 297.5309 
1970 296.7999 297.1975 296.5845 297.3685 298.8068 299.7258 300.3149 300.2542 300.7602 300.2060 298.7124 297.5369 
1971 297.5363 297.6610 296.9245 296.8779 298.4066 299.6036 299.9965 300.4855 300.5180 299.7883 298.3296 298.2789 
1972 297.5291 297.1981 297.8313 298.2658 298.7809 299.6398 300.4814 300.6315 301.0117 300.6642 299.0870 297.3998 
1973 298.2160 297.5759 298.2848 297.9848 299.3798 300.5335 300.7487 301.2470 301.3777 300.5999 299.5581 297.5478 
1974 297.5514 297.0511 297.6867 297.9347 298.2265 299.8916 300.4065 300.9028 300.9390 300.3115 299.0473 297.4130 
1975 297.8258 297.6622 297.5117 298.0691 298.6920 300.4209 300.7675 300.9092 301.1670 300.5202 300.0140 298.7515 
1976 297.2071 296.6584 297.3971 296.6375 297.9528 299.0256 299.4768 299.6828 300.1193 300.1375 298.8556 296.7874 
1977 296.9783 297.1172 296.6792 297.3697 298.0719 299.2697 300.0246 300.5467 300.8203 300.3096 299.0122 297.6875 
1978 297.4048 296.6952 296.8886 296.8363 298.1542 299.6031 299.7013 299.9770 300.5024 299.9079 299.0244 297.2637 
1979 296.1282 297.2461 296.5426 297.5901 298.4435 299.9699 300.5443 301.0682 301.3338 300.7095 299.5219 298.1559 
1980 296.6238 296.5166 297.3610 296.7563 298.8063 299.9952 300.6839 301.4256 301.5374 301.0168 298.9964 297.4268 
1981 297.4679 295.8180 295.8310 296.2304 297.7724 299.5446 300.2251 300.7213 300.7404 300.3037 298.8574 298.0782 
1982 298.0322 297.5678 296.7358 297.2016 297.9671 299.8699 300.0697 300.1521 300.2748 299.5029 297.7474 297.3000 
1983 296.9925 295.7745 296.6084 297.3492 298.5290 299.5869 299.9491 300.6854 300.7038 299.8309 298.8546 298.3517 
1984 295.8322 296.1102 297.7815 297.5364 298.2339 299.9832 300.4233 301.0857 301.1852 300.5767 299.4985 298.5373 
1985 297.5357 297.7743 297.6328 297.7254 299.0760 300.1116 300.5167 301.1446 301.1342 300.6528 299.6472 298.6530 
1986 297.7631 297.4299 297.3695 298.1709 298.9775 299.8945 300.8769 300.9089 301.3288 300.8509 299.9982 298.3030 
1987 298.9051 298.4843 297.6421 298.5515 299.1928 300.4906 300.4475 301.2373 301.3959 300.7351 299.0245 297.5534 
1988 297.5486 297.6880 296.7438 297.0058 299.2738 300.2913 300.5475 301.1263 300.9821 300.1744 299.1799 298.0366 
1989 296.9146 296.5814 296.2555 296.9644 299.0712 300.3491 300.6213 301.0735 301.1781 300.1035 299.0440 297.0558 
1990 296.7148 296.7315 296.2065 297.1078 298.8448 300.0356 300.5478 301.0629 301.2210 300.3418 298.7098 297.7533 
1991 297.0373 296.9524 296.3777 298.2040 299.4213 300.2496 300.6919 300.6608 301.3210 300.8113 299.1474 297.9427 
1992 297.9971 297.9994 297.0032 297.7153 299.2388 300.3056 300.4418 300.7755 301.0733 300.7421 299.8245 298.2280 
1993 296.1436 296.8575 297.2892 297.6293 299.1353 300.3379 301.0407 301.0253 301.3385 300.5614 299.6602 297.9775 
1994 298.0568 297.9509 297.3188 297.9292 298.8768 300.3226 300.5086 300.8949 301.2035 300.3032 299.1303 298.0816 
1995 297.8359 298.1820 297.9187 298.2079 299.0640 300.7859 301.2546 301.3705 301.5855 300.9118 298.7668 298.3946 
1996 298.3474 298.3669 298.8927 298.6424 299.3259 300.2428 300.9964 301.2313 300.9611 300.5610 299.4956 298.2703 
1997 298.0236 298.2054 297.8183 297.8963 298.9365 300.3578 300.4266 300.9181 301.0841 300.8961 299.4138 298.1166 
1998 298.0056 298.2694 298.1589 298.3481 299.5563 299.8903 300.6068 301.1699 301.1124 300.7967 299.6991 298.5030 
1999 298.8606 297.3886 297.4514 298.5289 299.3792 300.3930 300.7869 301.4309 301.8751 301.2509 299.5179 297.8659 
2000 298.1911 297.9314 297.4420 297.2411 298.8669 300.0357 301.0023 301.4895 301.9872 301.0111 299.3227 298.3729 
2001 297.9215 297.5094 297.7457 298.0678 299.5079 300.4919 301.5330 301.4447 301.5258 301.1124 299.8721 297.4894 
2002 298.8278 297.9317 297.4399 298.2939 299.5013 301.1218 301.8549 302.0829 301.8291 301.2252 299.6144 298.4236 
2003 298.2592 298.7675 298.6953 298.2947 299.8281 300.8344 301.0194 301.7130 301.8523 301.1655 299.5341 298.6028 
2004 298.5378 298.4604 297.9875 297.8058 299.4467 300.4388 300.9435 301.2895 301.4831 300.9200 299.8140 298.8259