1960 297.2373 296.2409 297.1875 297.3834 298.9768 299.8866 300.2131 300.3938 300.9741 300.3897 298.7339 297.7798 
1961 295.8203 297.3232 297.4666 297.0493 298.0185 299.0400 299.7454 300.5067 300.6173 300.1815 298.6580 297.7492 
1962 296.9334 296.5026 297.0268 296.9598 298.1376 299.2925 299.9939 300.7473 301.4759 300.3379 299.2815 298.0307 
1963 298.0803 297.2843 297.3794 298.7103 299.9079 300.6948 301.0808 301.2445 301.1338 300.4414 298.8576 298.6242 
1964 297.3834 298.0053 298.1129 298.3365 298.6879 299.8945 299.8625 300.2339 300.4765 300.0777 299.3618 298.4855 
1965 298.0953 297.4902 297.6169 297.4553 299.4207 299.8606 300.3160 300.4102 300.8952 300.3781 298.4654 297.1612 
1966 296.5370 297.4758 297.3694 297.8925 298.6382 299.2696 299.6765 300.3797 300.6197 300.1846 299.3077 297.8271 
1967 297.5905 296.7114 297.1688 297.3070 298.1472 299.6859 299.9690 300.0198 300.1597 299.6738 298.4701 297.6522 
1968 296.4027 297.2726 296.9681 297.2982 298.9782 299.7020 300.9447 301.1951 300.9254 300.4319 299.8569 298.5662 
1969 297.1318 297.7081 296.4340 297.2375 298.7598 299.4205 300.3698 300.9955 300.7402 299.9796 299.2097 296.9744 
1970 296.0088 296.7084 296.4094 297.0024 298.3955 299.2617 300.2983 300.0389 300.5153 300.2182 298.9159 297.3952 
1971 297.3150 297.6008 296.9544 296.9391 298.4088 299.2547 299.5946 300.0166 300.0967 299.7190 297.8411 297.9781 
1972 296.9765 296.7639 297.6461 297.9233 298.8067 299.5662 300.2333 300.0657 300.6354 300.6423 299.3429 297.6368 
1973 298.3075 297.4079 298.2935 298.1646 299.1986 300.4595 300.4597 301.0022 301.0685 300.3301 299.5345 297.3344 
1974 297.2618 296.4920 297.5021 297.9596 298.2260 299.4594 300.1553 300.6041 300.8994 300.2294 299.0507 296.7788 
1975 297.3312 296.8306 297.3692 297.9644 298.7751 300.1098 300.4756 300.6430 301.0251 300.4709 299.9941 298.9016 
1976 297.1970 296.7243 297.5734 296.8190 297.8271 298.7850 299.1010 299.3335 299.7726 299.9241 298.9983 297.1253 
1977 297.1215 297.1800 296.9623 296.9626 298.0723 299.3650 299.6989 300.2314 300.6534 300.3260 298.6376 297.4800 
1978 297.3806 296.8549 296.9348 297.0359 297.9033 299.4152 299.5225 299.6173 300.1642 299.8596 298.4320 297.2206 
1979 296.2568 297.0479 296.7613 297.6224 298.1324 299.6686 300.4348 301.0483 301.3011 300.7328 299.5396 298.4876 
1980 296.5537 296.1987 296.8994 296.6524 298.7045 300.0018 300.7190 301.2438 301.4316 300.9621 298.8989 297.6253 
1981 297.5924 295.1499 295.9473 296.4630 297.5299 299.2437 299.9632 300.2742 300.7160 300.4224 299.0396 297.9085 
1982 297.7964 297.6820 296.8061 297.2698 297.9285 299.6173 299.6379 299.8441 300.1734 299.4455 297.9362 297.8568 
1983 297.4436 296.2045 296.7543 297.3778 298.1892 299.3608 299.8285 300.4666 300.5366 299.7838 298.7682 298.3326 
1984 295.7535 296.2667 297.4476 297.1801 297.8644 299.4942 299.9232 300.9978 301.1178 300.3213 299.4623 298.7617 
1985 297.6020 297.6960 297.1197 297.8702 299.1454 299.9831 300.1075 300.9973 300.9948 300.7259 299.5396 298.5434 
1986 297.5352 297.0521 297.1467 297.8186 298.7441 299.6697 300.4480 300.8439 301.1887 300.3846 299.6372 298.0813 
1987 298.3521 298.1037 297.5258 298.5983 299.2326 300.2874 300.1290 300.7657 301.1355 300.4238 298.5447 297.0972 
1988 297.4738 297.6987 296.8951 297.2610 299.0912 300.3559 300.5970 300.6559 300.7966 299.9780 299.1786 297.7313 
1989 296.9471 296.7830 296.3592 296.9751 298.7459 299.9901 300.3353 300.5450 300.8365 300.0891 298.9899 296.8956 
1990 297.1143 296.9358 296.6880 297.3016 298.6866 299.7599 300.1878 300.6442 300.9427 300.2315 298.6623 297.9181 
1991 297.0297 297.1107 296.7732 298.1261 298.6931 299.8324 300.3265 300.3547 301.1099 300.7303 299.1477 298.1259 
1992 297.5534 297.6381 296.7965 297.5364 299.0731 300.1317 300.1489 300.7190 300.9441 300.7922 299.8150 298.0214 
1993 296.0535 296.8684 297.1804 297.5525 298.9149 300.2029 300.6809 300.9690 301.1068 300.3907 299.4863 297.8903 
1994 297.9440 298.0370 297.2512 298.0011 298.8714 300.2729 300.2656 300.5783 300.9050 300.0953 298.7957 298.1073 
1995 297.9265 298.1415 297.9170 297.9300 298.8300 300.5296 300.9812 300.9694 301.3173 300.4273 298.7386 298.0195 
1996 298.2294 298.0597 298.6812 298.6681 299.1492 299.8907 300.7772 300.9761 300.7914 300.4146 299.2785 297.7274 
1997 297.9431 298.0552 297.6742 297.8268 298.5219 300.0264 300.0088 300.5535 300.9508 300.8292 299.1109 297.6924 
1998 297.5404 297.7742 297.9684 297.9836 299.5401 299.7421 300.5264 300.9958 301.0117 300.7040 299.5097 298.3086 
1999 298.7580 297.2936 297.9397 298.1494 299.1556 300.3147 300.6156 301.0983 301.7684 301.2079 299.6243 298.2946 
2000 298.3686 298.1007 297.6140 297.5867 298.8966 299.7837 300.8718 301.2866 302.0159 300.7159 299.1284 298.5224 
2001 298.0669 297.8813 297.7305 298.1907 299.3749 300.2643 301.3536 301.1873 301.1614 300.9642 299.6021 296.9064 
2002 298.6573 297.8582 297.0196 298.1536 299.2890 300.9632 301.3477 301.9638 301.6133 301.3168 299.5969 298.1853 
2003 297.8045 298.5114 298.3557 298.2166 299.6501 300.4411 300.8678 301.4315 301.9216 300.8269 299.3968 298.9816 
2004 298.4921 298.4062 297.8256 298.0389 299.0920 300.0367 300.6968 300.9814 301.3387 300.8323 299.5615 298.4868