1960 297.7527 297.1739 297.8135 298.3842 299.8204 300.0613 300.5232 300.7200 300.8792 300.5405 299.4535 298.4920 
1961 296.8795 297.9569 298.1072 298.1566 299.0419 299.8271 300.4511 300.9998 300.8783 300.3201 299.3327 298.2912 
1962 297.6696 297.1454 297.7345 298.0542 299.3316 299.4315 300.4962 301.1523 301.6508 300.7338 299.6449 298.6642 
1963 298.6075 298.2542 298.3642 299.1157 300.2694 300.8149 301.1799 301.5656 301.5099 300.8994 299.5642 299.0716 
1964 298.2454 298.5186 298.5912 298.9923 299.3585 300.1266 300.2765 300.6989 301.0878 300.6159 299.8051 299.1490 
1965 298.6491 298.2573 298.2635 298.2839 299.6365 299.7000 300.4506 300.9006 301.3243 300.7916 299.2887 298.0795 
1966 297.5495 298.0949 298.2533 298.5776 299.3052 299.7310 300.0138 300.7507 300.9542 300.3881 299.6777 298.4924 
1967 298.2018 297.4503 298.0731 298.2096 299.0156 299.8359 300.0524 300.4885 300.5774 300.1597 299.0341 298.4169 
1968 297.1247 297.8895 297.9945 298.4645 299.6735 300.2062 300.7713 300.9881 300.9736 300.4255 300.0306 299.0928 
1969 297.9058 298.2242 297.2874 298.1305 299.3544 299.6366 300.3678 300.9902 300.7878 300.1877 299.9340 298.1082 
1970 297.2348 297.6656 297.3601 297.9223 299.5906 300.1966 300.2397 300.5314 300.7485 300.2784 299.1310 297.8386 
1971 297.8084 297.9845 297.6582 298.0605 299.3200 299.6061 300.0256 300.5160 300.5807 300.1881 298.8039 298.4095 
1972 297.7097 297.5674 298.3241 298.6634 299.3367 300.0587 300.5753 300.5797 300.7279 300.8426 299.8658 298.2929 
1973 298.7299 298.2258 298.8871 298.9527 299.6638 300.6766 300.8645 301.4327 301.3985 300.7026 299.8647 297.8567 
1974 297.9444 297.4189 298.4239 298.6978 299.0367 299.9406 300.4474 300.8443 301.1198 300.5667 299.6715 297.8978 
1975 298.0296 297.6981 298.2495 298.7610 299.3911 300.3100 300.3106 300.8464 301.3845 300.8199 300.4256 299.5443 
1976 298.1165 297.5994 298.3112 297.7414 298.6590 299.5995 299.7097 299.9805 300.4666 300.2220 299.6436 298.1281 
1977 297.8943 298.0201 297.9620 298.1629 299.0788 300.0459 300.0830 300.9119 301.1247 300.6856 299.5709 298.4134 
1978 298.4466 297.9183 297.8593 297.9928 299.1321 300.2097 300.4516 300.5653 300.6615 300.0968 299.2615 298.4273 
1979 297.3149 298.2780 298.1660 299.0376 299.3650 300.2977 300.6779 301.2289 301.5984 301.2016 300.2851 299.1324 
1980 297.7395 297.4490 297.8061 297.9436 299.5969 300.3688 300.8959 301.3990 301.4070 301.1347 299.6182 298.2766 
1981 298.3300 296.6531 297.0679 297.7465 298.8931 299.9785 300.4486 300.9091 301.0594 300.7897 299.5858 298.5233 
1982 298.4146 298.4536 297.6489 298.4381 299.1581 299.9478 300.3483 300.4896 300.4304 299.7726 298.5573 298.2841 
1983 297.8624 296.9695 297.4041 298.1851 298.9233 299.5006 299.9203 300.6214 300.7238 300.2523 299.5191 298.8196 
1984 296.8142 297.1177 298.3609 298.3338 298.8000 299.8477 300.3188 301.2411 301.1398 300.6422 299.8766 299.2336 
1985 298.1291 298.2751 298.1080 298.8182 299.9145 300.5434 300.4106 301.1268 301.3378 301.0471 300.0319 299.1526 
1986 298.4970 298.3893 298.2740 298.7883 299.4527 300.2092 301.0184 301.1490 301.1921 301.0977 300.3606 298.9324 
1987 298.9067 298.7452 298.3863 299.2542 299.6458 300.4067 300.5690 301.0771 301.2473 300.8562 299.4441 297.9640 
1988 298.0225 298.4542 298.1438 298.2392 300.1602 300.6208 301.0638 301.0351 301.0305 300.4267 299.6671 298.6536 
1989 297.7539 297.7101 297.3904 297.9620 299.8161 300.4106 300.7831 301.2321 301.3177 300.5392 299.6672 298.1739 
1990 297.8504 297.8324 297.4862 298.2228 299.7433 300.3325 300.5422 301.0963 301.3080 300.5872 299.4028 298.6475 
1991 297.9717 297.9580 297.5227 298.9480 299.5676 300.3279 300.7634 300.9143 301.2314 300.9890 299.4379 298.7628 
1992 298.1257 298.3507 297.7968 298.5153 299.9761 300.3062 300.4243 301.1403 301.3139 301.0166 300.2162 298.7521 
1993 296.8581 297.7742 298.1996 298.6424 299.6446 300.1881 300.7719 301.0244 301.0806 300.7481 300.1718 298.4948 
1994 298.4927 298.4278 297.9419 298.8603 299.6022 300.3119 300.6508 301.1716 301.1857 300.3260 299.2949 298.6483 
1995 298.3561 298.6806 298.7401 298.3780 299.4377 300.6427 301.0392 301.3810 301.7030 300.7031 299.2369 298.6577 
1996 298.8619 298.6876 298.9443 299.1264 299.7287 300.1023 300.8613 301.2386 301.3046 300.8803 299.8088 298.3794 
1997 298.5410 298.5360 298.4413 298.8509 299.5461 300.4630 300.6023 301.0155 301.4071 301.0290 299.6791 298.5240 
1998 298.3813 298.4508 298.9597 298.8544 300.1802 300.1393 300.9434 301.4289 301.4568 301.0169 300.0456 299.2321 
1999 299.2709 298.2450 298.8470 299.3499 299.9465 300.7162 301.2258 301.8583 302.0843 301.3300 300.1799 299.2950 
2000 299.3186 298.7784 298.2859 298.3606 299.8182 300.2387 301.1396 301.6946 301.9980 301.1654 300.0350 299.2652 
2001 298.7136 298.4558 298.3525 299.0544 300.1402 300.5121 301.5481 301.7101 301.5473 301.1311 300.0585 297.8958 
2002 299.0421 298.5950 298.3662 299.3688 300.1702 301.4294 301.7097 302.0431 302.1383 301.8221 300.3691 299.1778 
2003 298.7768 299.2112 299.3534 299.3861 300.1835 300.6101 301.3359 301.8272 301.9860 301.0965 299.9915 299.5909 
2004 299.0349 298.9965 298.8094 299.0019 300.3360 300.6546 301.2077 301.6789 301.8650 301.1298 300.1051 299.2493