1960 297.2431 296.2639 297.1264 297.3312 298.8265 299.6429 299.9839 300.1530 300.6496 300.2823 298.6367 297.6642 
1961 295.8083 297.2812 297.5207 297.1100 298.0581 299.0739 299.7148 300.2559 300.3955 300.1016 298.5952 297.5443 
1962 296.7541 296.2516 296.6758 296.6871 297.9276 299.1359 299.8756 300.5408 301.1785 300.3597 299.2533 298.0570 
1963 298.0788 297.3919 297.3855 298.5234 299.6561 300.4105 300.9517 301.0704 301.0475 300.3366 299.0478 298.5601 
1964 297.4236 297.9392 298.0861 298.2981 298.7504 299.9192 299.7967 300.0831 300.4026 299.9901 299.2752 298.4190 
1965 298.0388 297.3644 297.5393 297.4922 299.4463 299.9023 300.2857 300.3230 300.7323 300.4732 298.5569 297.2795 
1966 296.5302 297.4398 297.3235 297.7835 298.5268 299.1915 299.5664 300.2455 300.4613 299.9335 299.2250 297.9124 
1967 297.6484 296.7201 297.1856 297.3062 298.1263 299.5086 299.8568 299.8805 299.9991 299.5829 298.5832 297.7106 
1968 296.4665 297.2734 296.9969 297.3448 298.9286 299.5092 300.6309 300.8622 300.6708 300.2935 299.7229 298.5369 
1969 297.2682 297.6831 296.4532 297.1695 298.6057 299.1958 300.1042 300.7611 300.5220 299.9545 299.2177 297.1633 
1970 296.4012 296.8848 296.4266 297.0515 298.3732 299.1487 299.9479 299.9005 300.2104 300.1482 298.7433 297.3882 
1971 297.3608 297.5215 296.8965 296.8690 298.2332 299.1978 299.4045 299.8484 300.0319 299.6468 297.9696 298.0515 
1972 297.2386 296.9745 297.7478 298.0075 298.6650 299.4575 300.1092 300.0460 300.4552 300.5585 299.1252 297.4920 
1973 298.1746 297.3878 298.1710 298.0060 299.0543 300.2633 300.2142 300.7640 300.8803 300.3134 299.4838 297.3978 
1974 297.2924 296.7069 297.5511 297.8298 298.1849 299.4409 300.0096 300.3927 300.6473 300.1602 298.9616 297.0332 
1975 297.5924 297.1844 297.4363 297.9959 298.6280 300.0030 300.3484 300.4708 300.8647 300.3944 299.8898 298.7903 
1976 297.2162 296.6811 297.3911 296.6599 297.8122 298.7654 299.0312 299.2263 299.6666 299.7946 298.8958 296.9236 
1977 297.0113 297.0135 296.7270 297.0864 297.9501 299.2436 299.6318 300.1622 300.4946 300.2298 298.7991 297.5860 
1978 297.4310 296.7964 296.8642 296.9624 297.9230 299.4048 299.3889 299.4709 299.9490 299.6949 298.6642 297.1898 
1979 296.2429 297.0769 296.6662 297.5203 298.1664 299.5986 300.1578 300.7838 301.0945 300.6592 299.5111 298.3303 
1980 296.6098 296.2939 296.9816 296.6119 298.5883 299.7281 300.4349 300.8895 301.2486 300.9197 298.9008 297.5468 
1981 297.4812 295.4265 295.9172 296.3691 297.5365 299.1540 299.7470 300.0728 300.5616 300.2760 298.8308 297.7804 
1982 297.8014 297.5919 296.7851 297.1648 297.8803 299.4564 299.5325 299.7436 300.0317 299.3318 297.8075 297.6314 
1983 297.2444 296.0520 296.6269 297.3192 298.2696 299.3206 299.6035 300.2187 300.2610 299.6006 298.6536 298.1593 
1984 295.7128 296.1758 297.3670 297.2081 297.8762 299.4656 299.8517 300.7091 300.9495 300.3749 299.3580 298.5500 
1985 297.4493 297.6260 297.1734 297.8024 298.9984 299.9597 299.9452 300.6697 300.7848 300.5268 299.4909 298.5067 
1986 297.5375 297.1710 297.2350 297.9467 298.7616 299.6416 300.3005 300.6059 300.8870 300.3875 299.7049 298.1267 
1987 298.5784 298.2013 297.6063 298.4050 299.1415 300.2278 300.1161 300.5941 300.8710 300.4424 298.7472 297.3515 
1988 297.5638 297.5990 296.7411 297.0527 298.9687 300.0869 300.2254 300.3947 300.5327 299.8498 299.0541 297.8262 
1989 296.8857 296.7497 296.3029 297.0055 298.6759 299.8304 300.0040 300.2255 300.5894 299.9361 298.8600 296.9108 
1990 296.9521 296.7180 296.3910 297.0833 298.3777 299.5247 299.9645 300.4637 300.7328 300.1163 298.5482 297.7963 
1991 297.0177 296.9602 296.6017 298.0112 298.8365 299.6892 300.0500 300.1814 300.9190 300.6321 299.0096 297.9983 
1992 297.6630 297.7012 296.8198 297.5344 298.9944 300.0181 299.9557 300.3762 300.6135 300.5292 299.6372 298.0684 
1993 296.0827 296.9260 297.1626 297.4543 298.7520 299.9847 300.5242 300.6115 300.8542 300.2958 299.5098 297.8826 
1994 297.9331 297.9536 297.1768 297.8364 298.7932 300.1030 300.1297 300.4354 300.6880 300.0720 298.8913 298.0813 
1995 297.8456 298.0051 297.8215 298.0320 298.8211 300.5448 300.8768 300.8474 301.0585 300.5642 298.7335 298.1821 
1996 298.2832 298.0947 298.6050 298.5551 299.0632 299.8708 300.5903 300.8239 300.6505 300.3195 299.2828 297.9373 
1997 297.9531 298.0585 297.6549 297.8304 298.6119 300.0326 300.0617 300.3173 300.7558 300.6395 299.1539 297.8665 
1998 297.8698 297.9523 298.0825 298.0992 299.5175 299.7699 300.3105 300.7566 300.6937 300.6057 299.5013 298.3849 
1999 298.8130 297.3714 297.7569 298.1311 299.0830 300.1720 300.4195 300.9333 301.5179 301.1180 299.4665 298.1504 
2000 298.3532 298.0017 297.4499 297.3794 298.7619 299.7920 300.6853 301.0431 301.7192 300.6347 299.1456 298.3560 
2001 297.8841 297.6786 297.6933 298.0492 299.2986 300.1187 301.0682 301.0148 300.9753 300.8145 299.6587 297.1581 
2002 298.5851 297.8320 297.2043 298.1421 299.3579 300.8968 301.2749 301.6147 301.4156 301.2478 299.5793 298.2385 
2003 297.9004 298.5397 298.4310 298.2877 299.7175 300.4459 300.6178 301.1465 301.6557 300.8894 299.4492 298.8289 
2004 298.4424 298.2897 297.8190 297.9207 299.0981 299.8919 300.5294 300.8430 301.2014 300.7618 299.6013 298.5260