1960 297.3562 296.3575 297.1565 297.4911 299.1570 299.9510 300.3253 300.5799 300.9421 300.4285 298.9956 298.0953 
1961 296.3199 297.4322 297.8058 297.6788 298.2508 299.4078 300.0769 300.6246 300.8256 300.3460 298.9981 297.6376 
1962 296.9436 296.4469 296.7072 297.0963 298.4777 299.5080 300.2372 300.9278 301.5468 300.7856 299.6830 298.5810 
1963 298.3780 298.1033 297.7789 298.8007 299.7481 300.4557 301.3200 301.3689 301.4011 300.5671 299.3415 298.7299 
1964 297.9226 298.0943 298.3817 298.5515 299.0599 300.2321 300.0580 300.3722 300.6438 300.1692 299.4114 298.5640 
1965 298.1991 297.3549 297.7657 297.8372 299.7198 300.1212 300.4763 300.6534 301.0117 300.8937 298.9904 297.7444 
1966 296.9210 297.7464 297.5528 298.1435 298.7906 299.5134 299.8082 300.5762 300.8753 300.2817 299.4704 298.5195 
1967 298.0514 297.1814 297.7899 297.4791 298.2553 299.7880 300.0932 300.1494 300.4041 300.0147 298.9561 298.2368 
1968 296.6757 297.3881 297.2675 297.8850 299.3272 299.8909 300.7389 301.1126 301.0212 300.6284 300.0202 299.0428 
1969 297.6939 298.0524 296.7284 297.3263 298.8441 299.4244 300.4540 300.9953 300.8238 300.3135 299.4877 297.8659 
1970 297.2469 297.4128 296.6177 297.4807 298.8314 299.6888 300.1712 300.2783 300.6458 300.3359 298.8042 297.7250 
1971 297.6983 297.7265 297.0805 297.1000 298.4257 299.5309 299.8155 300.3047 300.4149 299.9304 298.6519 298.4933 
1972 297.7394 297.3243 297.8786 298.4060 298.9575 299.6565 300.2952 300.4795 300.8915 300.7069 299.1045 297.5897 
1973 298.3574 297.6799 298.3623 298.1406 299.4772 300.4393 300.6121 301.1470 301.3082 300.7540 299.7155 297.8370 
1974 297.7469 297.3944 297.9278 297.9986 298.2016 299.7712 300.3083 300.8764 301.0123 300.4676 299.3130 297.9085 
1975 298.0435 297.8102 297.5503 298.1473 298.8382 300.2850 300.5809 300.8350 301.2676 300.6707 300.1660 298.9285 
1976 297.6088 296.8739 297.5952 296.9702 298.2959 299.1471 299.5684 299.6738 300.0141 300.3203 299.1813 297.1866 
1977 297.3996 297.4482 297.0822 297.8676 298.5234 299.4968 300.0497 300.6140 300.8507 300.4516 299.3760 298.2235 
1978 297.6999 296.9854 297.1118 296.9815 298.4965 299.6968 299.7589 299.8449 300.2924 300.1542 299.3115 297.7028 
1979 296.5130 297.4363 296.9586 297.9767 298.5533 300.0156 300.4585 301.0186 301.4066 300.9196 299.8825 298.3003 
1980 297.0406 297.0048 297.6833 296.9969 298.9322 299.9328 300.6593 301.4415 301.5637 301.1746 299.1744 297.6458 
1981 297.6492 296.2715 296.2035 296.5009 297.9833 299.5295 300.1498 300.5632 300.8537 300.4700 298.9764 298.3097 
1982 298.2038 297.6549 296.9158 297.3263 298.1941 299.7574 299.8889 300.0689 300.3048 299.6261 297.8735 297.4360 
1983 297.0860 295.8345 296.8066 297.5378 298.7751 299.4515 299.8353 300.4435 300.6298 299.8806 299.0855 298.4838 
1984 296.1656 296.4041 297.8280 297.7650 298.4886 299.8425 300.3344 301.0185 301.1192 300.6422 299.6093 298.6533 
1985 297.6589 297.8209 297.7539 297.8829 299.3614 300.2204 300.3532 300.9225 301.1313 300.8022 299.7242 298.8524 
1986 297.9896 297.8342 297.5529 298.3416 299.2459 300.0558 300.7240 300.9050 301.2920 301.0790 300.1293 298.4651 
1987 298.9963 298.5449 297.7115 298.4626 299.3757 300.6550 300.4065 300.9735 301.3117 300.9909 299.4057 297.8230 
1988 297.6923 297.7192 296.9982 297.1059 299.4192 300.3127 300.5529 300.8528 300.9179 300.2495 299.2473 298.3232 
1989 297.2953 296.8593 296.5151 297.0945 299.1633 300.2355 300.4892 300.8739 301.0209 300.2352 299.2112 297.4876 
1990 297.0709 296.8956 296.4243 297.2156 298.9674 300.0902 300.4516 300.9002 301.1294 300.4654 298.8448 297.9741 
1991 297.3270 297.0867 296.4046 298.2566 299.7951 300.2123 300.4463 300.5733 301.2744 300.9279 299.2552 298.1838 
1992 298.2027 298.1571 297.1364 297.9345 299.4034 300.3355 300.3764 300.7133 301.0597 300.7748 299.9313 298.4464 
1993 296.4033 297.0514 297.4592 297.6868 299.0186 300.2757 300.8630 300.9789 301.1670 300.6456 299.8076 298.1426 
1994 298.2726 297.8817 297.5137 298.0475 299.0935 300.2862 300.3476 300.8092 301.1713 300.3529 299.2379 298.2832 
1995 298.0000 298.2129 298.1467 298.3789 299.1740 300.8883 301.2336 301.3389 301.5941 301.0606 299.0151 298.7054 
1996 298.5492 298.4479 298.7571 298.7089 299.3382 300.0086 300.7495 301.1374 300.9117 300.6545 299.6830 298.4306 
1997 298.1736 298.1468 297.8506 297.9952 299.1014 300.4617 300.3141 300.6906 301.0797 300.8647 299.6532 298.4766 
1998 298.2821 298.2974 298.2720 298.8054 299.7373 300.0925 300.5708 301.0778 301.1031 300.8707 299.9211 298.8429 
1999 298.9695 297.5491 297.5732 298.8076 299.5703 300.5158 300.7755 301.3407 301.8920 301.4047 299.7381 298.1673 
2000 298.3986 298.2535 297.4754 297.4822 299.0172 300.0438 300.9154 301.4245 301.9818 301.2310 299.6301 298.6093 
2001 298.0336 297.5735 297.7677 298.1760 299.4721 300.3492 301.3312 301.3174 301.4618 301.1787 300.1989 297.8666 
2002 299.1580 298.0724 297.8932 298.5654 299.6983 301.2618 301.8205 302.0031 301.8254 301.3468 299.8833 298.9050 
2003 298.5670 298.8427 298.8136 298.4737 299.9657 300.7413 301.0060 301.6288 301.8737 301.3763 299.6853 298.7337 
2004 298.7480 298.5935 298.1627 297.8054 299.5292 300.3348 300.8498 301.1859 301.5417 301.1469 300.0458 299.1288