1960 297.1784 296.1364 297.1339 297.3619 298.9868 299.8737 300.2433 300.4634 301.0166 300.4188 298.6341 297.6786 
1961 295.6469 297.2470 297.4523 296.9684 297.9963 299.0254 299.7590 300.5520 300.6714 300.2099 298.5972 297.6651 
1962 296.8558 296.4356 296.9505 296.9253 298.1488 299.3714 300.0564 300.7975 301.4987 300.3474 299.1544 297.8630 
1963 297.9426 297.1357 297.2170 298.5899 299.8503 300.6625 301.0944 301.2358 301.1020 300.4115 298.7281 298.5185 
1964 297.2750 297.9431 298.0532 298.2469 298.6274 299.8795 299.8962 300.2705 300.5021 300.0753 299.3595 298.4589 
1965 298.0519 297.4382 297.5493 297.4168 299.3450 299.8214 300.3326 300.4474 300.9070 300.3403 298.3027 296.9770 
1966 296.3890 297.4336 297.3335 297.8618 298.6199 299.2845 299.7235 300.4024 300.6183 300.1745 299.2920 297.7173 
1967 297.5242 296.5704 297.0549 297.2765 298.1554 299.7128 299.9891 300.0456 300.1663 299.6663 298.3801 297.5208 
1968 296.2796 297.2268 296.8675 297.1677 298.9142 299.7091 300.9529 301.1870 300.9100 300.4064 299.8318 298.4540 
1969 296.9669 297.5761 296.3522 297.1677 298.7464 299.4431 300.3780 301.0386 300.7068 299.9302 299.1349 296.8196 
1970 295.8259 296.5891 296.3135 296.9731 298.3773 299.2587 300.3777 300.0928 300.4846 300.2082 298.8784 297.3222 
1971 297.2314 297.5211 296.8889 296.8539 298.4106 299.2682 299.6344 300.0593 300.1204 299.6854 297.7135 297.9062 
1972 296.9012 296.6293 297.5349 297.8658 298.7803 299.5623 300.2871 300.0882 300.6121 300.6032 299.2809 297.5013 
1973 298.2440 297.2968 298.2276 298.0808 299.1377 300.4356 300.4829 301.0577 301.1000 300.2986 299.4224 297.1803 
1974 297.1159 296.3403 297.3850 297.8846 298.2498 299.4918 300.1673 300.6306 300.9175 300.2348 298.9617 296.5833 
1975 297.1602 296.6646 297.2117 297.9036 298.7372 300.0816 300.4359 300.6352 301.0260 300.4455 299.9020 298.7869 
1976 297.0592 296.5739 297.4479 296.6960 297.7598 298.7740 299.1336 299.4173 299.8208 299.9431 298.9492 297.0339 
1977 297.0549 297.1173 296.8460 296.8496 298.0531 299.4040 299.7698 300.3238 300.6985 300.3370 298.5548 297.4165 
1978 297.2961 296.7799 296.9388 296.9998 297.8994 299.4223 299.5740 299.7073 300.2453 299.8740 298.3783 297.0748 
1979 296.1413 296.9587 296.6810 297.5439 298.1280 299.6572 300.4585 301.0819 301.3137 300.7247 299.4250 298.4498 
1980 296.4496 296.0911 296.7933 296.5676 298.7030 299.9849 300.7560 301.2349 301.4444 300.8801 298.7581 297.5310 
1981 297.5028 294.9620 295.8472 296.4002 297.5345 299.2654 300.0138 300.3489 300.7462 300.3811 298.9975 297.8644 
1982 297.7332 297.6403 296.7108 297.1943 297.9056 299.6181 299.6504 299.9209 300.2438 299.4043 297.8661 297.8335 
1983 297.4373 296.1428 296.6946 297.3555 298.1319 299.3892 299.8755 300.5378 300.5829 299.7780 298.7247 298.2899 
1984 295.6010 296.1790 297.3845 297.0924 297.8242 299.4653 299.9043 301.0018 301.1565 300.2926 299.3703 298.6978 
1985 297.5406 297.6060 296.9839 297.7740 299.0912 299.9876 300.1620 301.0423 301.0616 300.7274 299.4763 298.4360 
1986 297.4125 296.8654 297.0128 297.7255 298.6954 299.6068 300.4594 300.8936 301.2141 300.3307 299.5483 297.9471 
1987 298.2240 297.9788 297.3890 298.5254 299.1784 300.2460 300.1732 300.8189 301.1698 300.4073 298.4050 296.9352 
1988 297.3731 297.6740 296.8150 297.2294 299.0204 300.3549 300.6378 300.7083 300.8095 299.9608 299.1527 297.6164 
1989 296.8585 296.6901 296.2586 296.9149 298.7229 299.9966 300.3550 300.5417 300.8964 300.0810 298.9003 296.7366 
1990 297.0258 296.8695 296.6306 297.3409 298.7340 299.7787 300.2809 300.6932 300.9657 300.2297 298.5913 297.8589 
1991 296.9781 297.0571 296.7438 298.1117 298.6334 299.7841 300.3500 300.3982 301.1273 300.7111 299.0575 298.0294 
1992 297.4956 297.5228 296.6804 297.4545 299.0594 300.1250 300.1463 300.7529 300.9424 300.7711 299.7663 297.8985 
1993 295.8808 296.6931 297.0427 297.4418 298.8762 300.2211 300.7002 300.9689 301.1243 300.3564 299.4035 297.7887 
1994 297.8689 297.9888 297.1491 297.9156 298.8403 300.2883 300.3212 300.6467 300.9149 300.0495 298.6848 297.9861 
1995 297.8258 298.0616 297.8355 297.8265 298.7802 300.5092 300.9782 301.0205 301.3404 300.3820 298.6556 297.9300 
1996 298.1674 297.9799 298.6527 298.6275 299.1231 299.9025 300.8309 301.0174 300.8118 300.4226 299.2144 297.6387 
1997 297.9122 298.0381 297.6317 297.7723 298.4576 299.9948 300.0293 300.5553 300.9764 300.9011 299.0651 297.5660 
1998 297.4178 297.6490 297.8595 297.9186 299.4721 299.7487 300.5457 301.0466 301.0682 300.7341 299.4321 298.1451 
1999 298.6667 297.1810 297.8173 298.0956 299.1268 300.3253 300.6741 301.1808 301.7906 301.2410 299.5261 298.1973 
2000 298.2801 298.0756 297.5949 297.5791 298.8658 299.7666 300.9093 301.2883 302.0089 300.6679 299.0372 298.4444 
2001 298.0490 297.8931 297.7091 298.1874 299.3784 300.2743 301.3800 301.2125 301.1916 300.9724 299.5204 296.7702 
2002 298.5149 297.7021 296.8586 298.0390 299.2419 300.9019 301.3553 301.9990 301.6385 301.2602 299.4659 297.9977 
2003 297.6310 298.3821 298.2293 298.0978 299.5696 300.4098 300.8926 301.4682 301.9182 300.7838 299.2465 298.8887 
2004 298.3835 298.3177 297.7005 297.9988 299.0673 300.0377 300.7268 301.0502 301.3882 300.7856 299.4653 298.3414