1960 296.0419 295.9026 298.2194 299.1632 299.9515 300.2001 300.3884 300.9348 300.9464 299.5285 297.4436 297.0316 
1961 294.5006 298.4758 298.6694 297.6141 298.7201 299.8109 299.8065 300.3425 300.3224 298.8270 296.9010 296.5131 
1962 296.0710 296.2559 298.3941 298.2309 299.5608 299.5117 300.5446 300.6645 301.2385 298.9247 298.2559 297.1355 
1963 298.2578 297.8372 298.4902 300.3625 300.8578 300.7695 301.6634 301.2302 301.3521 300.1817 298.2240 298.3427 
1964 296.9277 299.3265 298.8055 299.4404 298.8182 299.8846 299.9400 300.2215 300.2726 299.7477 299.4343 298.2603 
1965 298.0266 298.2592 298.3435 297.6902 300.0889 300.8163 301.1588 300.7337 301.0623 299.7213 297.7946 296.6443 
1966 296.5947 298.7411 299.0958 299.5737 299.7583 299.7820 299.9980 300.6327 300.3600 299.5801 299.2306 297.1855 
1967 297.4223 297.0341 298.0329 298.0638 299.1426 299.3420 300.4628 300.5063 300.8164 299.4655 298.2934 297.3039 
1968 295.9889 297.8042 298.1014 298.7835 299.7581 299.9062 300.9105 301.0022 300.3946 300.0559 299.8461 298.0101 
1969 296.7876 298.7708 296.9966 298.3434 298.1644 299.6265 301.1637 301.1175 300.2632 299.6747 299.3054 295.9485 
1970 295.3920 297.7174 297.2079 298.1100 299.4655 299.8855 300.4398 300.0321 300.8383 299.2584 298.0311 296.4261 
1971 297.0582 298.6736 297.5398 298.2218 299.1643 300.1198 300.1063 300.7389 300.1472 298.9076 297.3577 297.8940 
1972 296.6181 297.0819 298.8512 298.3157 298.8455 299.5995 300.5852 300.2391 300.6664 300.3816 298.6715 296.9559 
1973 298.7466 298.1058 299.6725 299.6047 299.5067 300.4370 300.9270 301.1012 301.0535 299.7414 299.2113 296.0400 
1974 297.1754 296.4247 298.8308 299.4112 299.7018 300.4124 301.0145 300.5901 300.3433 299.0076 298.5344 295.5995 
1975 297.5643 297.0256 298.9975 299.1749 299.6892 300.3926 300.5800 300.8820 300.6109 299.6198 299.7284 298.7167 
1976 297.0675 296.9901 298.6618 297.3716 298.7422 299.8179 300.5230 300.9024 300.5670 299.4921 298.2363 296.1967 
1977 296.7687 297.8798 297.7716 297.4014 298.4644 300.1216 300.8913 300.6056 300.7175 299.8185 297.3354 296.3826 
1978 297.6156 297.2983 297.1266 297.8503 299.8965 300.7271 300.8640 300.6467 300.4210 298.5742 296.6609 296.2772 
1979 295.5926 298.1163 297.9539 298.7541 299.7391 301.4125 301.4380 301.6571 301.0352 300.0956 298.8483 298.1232 
1980 295.6543 295.8575 298.2063 297.8416 300.2887 301.2580 300.9077 301.3467 301.1808 300.2683 298.6031 296.8897 
1981 297.6505 294.4424 296.6567 297.9604 299.1308 300.2708 300.5992 300.5784 300.2398 300.0592 298.6773 297.2656 
1982 297.6370 298.5921 297.1564 299.6669 299.1216 300.8356 300.3270 299.7590 299.6432 298.7821 297.3354 297.4994 
1983 297.7852 296.4622 297.4352 297.4431 298.3000 298.5132 299.7059 300.2989 300.2035 299.1760 298.6442 297.7458 
1984 294.4132 296.3885 299.4372 298.4671 298.0652 300.2379 300.2676 301.3551 300.9413 299.5805 299.5537 298.7827 
1985 297.1989 298.5395 298.3029 299.0844 299.2981 300.3514 301.5865 301.7136 301.3256 300.4004 299.3011 298.3394 
1986 297.2885 297.9385 298.2298 298.7652 298.6031 300.3953 301.3968 300.9102 301.7556 300.2960 299.7095 297.2182 
1987 298.6872 298.8899 298.5281 300.6650 299.2552 299.8073 300.8660 301.4128 301.3775 299.5903 297.7120 295.9675 
1988 297.6255 298.7991 297.8397 298.4137 300.1378 300.4331 300.8676 301.0345 301.5067 299.3319 298.2334 297.0114 
1989 296.2700 297.0864 297.5416 298.7498 299.9266 300.7764 301.0972 301.2983 300.9442 299.7578 298.5322 296.3218 
1990 297.3147 297.8738 297.9208 298.8725 299.2452 300.7704 300.7984 301.2050 301.2324 299.6241 298.3525 297.4225 
1991 297.2396 298.2190 297.9057 299.8326 298.9299 300.2395 300.8369 300.5153 301.4246 300.4367 298.5723 297.9112 
1992 296.2479 298.1476 297.4331 298.4427 299.1018 300.1062 300.7507 300.9645 301.2562 300.6918 299.3185 297.2056 
1993 294.8134 297.5993 299.0749 299.4439 300.4296 300.7351 301.6941 301.5009 301.6481 300.2620 299.4423 297.2248 
1994 298.0125 299.2730 297.9016 299.4196 298.8868 300.2704 300.6323 300.9790 301.2640 300.3856 298.6313 297.9948 
1995 298.1819 299.3822 299.0827 298.4931 299.3787 300.3156 301.6071 301.0423 301.0483 299.1109 298.0624 296.8904 
1996 297.9251 298.5754 300.0495 300.0468 299.8938 300.9283 301.6396 301.1195 300.8300 299.9331 299.4908 297.2580 
1997 298.0949 299.3437 298.1303 298.8919 299.6333 300.7410 301.0877 301.6625 301.3296 300.2925 297.4598 296.5787 
1998 297.1579 298.2353 299.5853 297.7401 299.8231 299.5322 300.8079 301.3898 300.7892 299.8157 299.0813 297.9508 
1999 298.8354 297.4446 299.0935 298.7899 299.4368 300.1681 300.8216 301.5778 301.4830 300.0309 298.7903 297.7068 
2000 298.4556 298.5466 298.5713 298.3182 300.0220 300.6118 301.5048 301.8882 301.9696 300.5122 298.8662 298.3809 
2001 298.1957 298.8406 297.9903 299.6901 300.6256 300.9767 302.3352 301.8119 301.3712 300.6592 298.8566 295.2140 
2002 298.9597 298.7450 297.4916 299.8812 299.5694 301.1048 302.0674 302.4744 301.4234 301.2243 299.4809 297.5786 
2003 297.9760 299.6703 300.3195 299.9158 300.1318 300.6776 300.7691 302.0943 301.7892 299.6301 298.7098 298.7753 
2004 298.3492 299.3532 298.7850 299.9835 299.7211 300.7154 301.2788 301.0092 300.9973 300.0372 298.9434 297.9829