1960 297.5714 296.7906 297.3391 297.6040 299.0428 299.7421 300.0647 300.2773 300.7596 300.3640 298.9753 298.0628 
1961 296.6444 297.5267 297.7183 297.7545 298.4670 299.3624 299.8630 300.3434 300.4261 300.1630 298.9889 297.8630 
1962 297.2124 296.6374 296.9832 297.2164 298.4106 299.3612 299.9252 300.6137 301.1618 300.5118 299.5892 298.5431 
1963 298.3542 298.0738 297.9371 298.8250 299.7540 300.4554 301.0201 301.0832 301.0071 300.4648 299.3694 298.8513 
1964 297.9294 298.1969 298.1292 298.6982 299.0096 300.1205 299.8441 300.1788 300.5169 300.1918 299.4352 298.5993 
1965 298.1798 297.6451 297.8763 297.9212 299.7758 299.9631 300.2675 300.4030 300.8566 300.6641 298.9691 297.8419 
1966 297.2044 297.7661 297.6502 298.1946 298.8636 299.2297 299.6232 300.3413 300.6007 300.0451 299.3525 298.3592 
1967 297.9664 297.1528 297.7663 297.6166 298.3376 299.7410 299.8378 299.8849 300.0139 299.8315 298.8076 298.2369 
1968 296.9113 297.4236 297.3871 297.9744 299.3109 299.6683 300.5459 300.7097 300.7611 300.2835 299.8486 298.7772 
1969 297.7688 298.0877 296.9165 297.5035 298.9602 299.3398 300.1570 300.6394 300.6828 300.1141 299.5181 297.8825 
1970 297.2609 297.5071 296.8549 297.4678 298.7710 299.4061 299.9579 300.0022 300.4078 300.1600 298.8180 297.7216 
1971 297.6705 297.5507 297.0857 297.3462 298.3748 299.2634 299.5687 299.9266 300.1476 299.8927 298.5798 298.4374 
1972 297.6170 297.2916 297.9205 298.3340 298.9708 299.6485 300.1601 300.1706 300.6719 300.6865 299.1640 297.8702 
1973 298.3816 297.7746 298.3304 298.3875 299.4239 300.2738 300.2708 300.8675 300.9997 300.6038 299.7507 297.8819 
1974 297.7831 297.3871 297.9532 298.1063 298.3505 299.6044 300.1057 300.5132 300.7993 300.2756 299.2410 297.8435 
1975 297.9694 297.7572 297.7183 298.2731 298.8940 300.1901 300.2531 300.5742 300.9621 300.5258 300.0717 298.9326 
1976 297.6989 297.1166 297.7800 297.2597 298.3631 299.0140 299.3114 299.4176 299.8068 300.1591 299.2386 297.5233 
1977 297.4276 297.5182 297.3346 297.8725 298.4860 299.4237 299.7919 300.2871 300.5861 300.3459 299.3827 298.2079 
1978 297.8293 297.2293 297.2553 297.4152 298.5731 299.6989 299.5674 299.6317 300.1396 299.9422 299.1341 297.9006 
1979 296.8963 297.5936 297.2482 298.0533 298.6151 299.7461 300.2234 300.6996 301.2357 300.8324 299.8921 298.4280 
1980 297.1940 296.9775 297.5529 297.1842 298.9331 299.8148 300.4309 301.0070 301.2327 301.0885 299.1643 297.8817 
1981 297.7221 296.2721 296.4760 296.8853 298.0058 299.3066 299.8244 300.1830 300.6003 300.4141 299.0541 298.2029 
1982 298.0943 297.8545 297.1865 297.7394 298.2693 299.6127 299.7780 299.9016 300.0740 299.5985 298.1090 297.7456 
1983 297.3889 296.3630 297.0550 297.7556 298.7498 299.3931 299.6892 300.2191 300.4312 299.7243 299.0516 298.4443 
1984 296.4474 296.7523 297.7871 297.7581 298.3127 299.7639 300.0421 300.7771 300.8621 300.4721 299.6053 298.7312 
1985 297.7359 297.8799 297.7650 298.2391 299.4308 300.1010 300.0482 300.6821 300.7817 300.7677 299.7033 298.8701 
1986 298.0381 298.0015 297.8106 298.4007 299.2475 299.8977 300.4476 300.7089 301.0129 300.8980 299.9185 298.5864 
1987 298.8290 298.4616 297.9964 298.6490 299.3839 300.4541 300.2041 300.7288 301.0211 300.8237 299.4366 297.9838 
1988 297.8695 297.6877 297.2921 297.4526 299.4391 300.2493 300.2799 300.5269 300.6672 300.1244 299.4295 298.4432 
1989 297.4704 297.2559 296.8436 297.4013 299.0310 299.9754 300.1394 300.4042 300.7159 300.0429 299.2550 297.7645 
1990 297.4410 297.1557 296.6960 297.3219 298.7405 299.8006 299.9598 300.4955 300.7804 300.2112 298.8778 298.1513 
1991 297.5276 297.3927 296.8757 298.2667 299.5202 299.9064 300.2176 300.2773 300.8710 300.7872 299.1067 298.3300 
1992 297.9098 298.0027 297.2962 298.0114 299.3070 300.1886 300.0646 300.5083 300.7864 300.6472 299.8961 298.5434 
1993 296.6918 297.3974 297.6761 297.9386 299.0331 300.1078 300.5677 300.6912 300.9206 300.5314 299.7319 298.2235 
1994 298.3224 297.9708 297.4988 298.2094 299.0175 300.1916 300.1887 300.5369 300.8092 300.2860 299.1938 298.3476 
1995 298.1334 298.2716 298.2419 298.3001 299.2061 300.7054 300.8001 300.9366 301.2938 300.7774 298.9753 298.6136 
1996 298.4829 298.3319 298.7094 298.7761 299.2486 299.8582 300.5868 300.9109 300.7094 300.4626 299.5195 298.3250 
1997 298.2229 298.1319 297.9000 298.2127 299.1787 300.2830 300.1290 300.5026 300.8875 300.7027 299.5703 298.4587 
1998 298.3623 298.2866 298.4146 298.7476 299.7734 299.9138 300.4734 300.8803 300.8860 300.7351 299.8930 298.9915 
1999 298.9795 297.7190 298.0295 298.8014 299.5497 300.4094 300.5720 301.0406 301.6849 301.2872 299.8124 298.6319 
2000 298.8107 298.5012 297.8586 297.8284 299.2601 300.0694 300.6973 301.1169 301.7648 300.9697 299.6030 298.7478 
2001 298.2597 297.9026 297.9822 298.4492 299.6587 300.3052 301.0893 301.0873 301.0936 300.9016 300.0002 297.8874 
2002 299.0240 298.2034 297.9312 298.7118 299.8345 301.0947 301.4029 301.6451 301.6074 301.4522 300.0076 298.9212 
2003 298.5449 298.7976 298.9135 298.7259 300.1109 300.6520 300.8334 301.3221 301.8139 301.2033 299.8562 299.0815 
2004 298.7731 298.5925 298.2326 298.1858 299.6005 300.2065 300.7012 300.9910 301.3587 300.9219 299.8015 299.0381