1960 294.6808 294.9940 296.1594 297.3424 297.8598 297.8576 298.4622 298.2952 298.1071 297.6320 295.9461 295.5914 
1961 294.2530 296.2222 296.1399 296.0709 297.3541 297.4311 298.0061 298.0537 298.0372 296.8783 295.7455 295.2874 
1962 294.6644 294.6270 296.0871 296.5949 297.7038 296.8935 297.9339 298.1949 298.7486 297.3307 296.4247 295.4616 
1963 296.1834 296.4091 296.9035 298.1319 298.0713 297.9021 298.7265 298.9064 298.8823 297.6462 296.7246 296.2083 
1964 295.3158 296.3738 296.0768 296.8825 296.3315 297.4089 297.5664 297.9286 297.9376 297.6153 297.2876 295.6785 
1965 295.4126 296.0486 296.0874 295.5450 297.3667 298.1406 298.6945 298.4464 298.6212 297.7603 296.0728 295.6074 
1966 295.6465 296.0687 296.5135 297.0934 296.8628 297.4651 297.5821 298.0240 298.0738 297.5847 296.9444 295.6615 
1967 295.5894 295.4145 296.3662 295.9277 296.6497 297.3240 298.1943 297.9628 298.5027 297.3260 296.1422 295.8499 
1968 294.4221 295.2299 296.3126 296.8800 297.5041 297.6857 298.3501 298.3453 297.7653 297.6485 297.0116 295.7408 
1969 295.1784 295.8784 295.2708 295.6963 296.6276 297.5065 299.0297 298.2993 297.8789 297.1447 297.2145 295.2324 
1970 295.2050 296.6946 296.0401 296.7582 297.4303 297.9240 297.9524 297.7290 297.9769 296.5794 295.4174 294.7331 
1971 295.1605 295.3587 295.5820 296.5153 296.2950 297.5264 297.4901 298.0486 297.4192 297.0222 296.0684 295.9134 
1972 295.2607 295.4922 296.4867 296.7673 296.3360 297.7304 298.3253 298.1057 298.4517 298.3881 296.9765 295.6985 
1973 296.5574 296.6117 297.3524 297.3541 297.2859 298.7226 298.7888 299.2505 298.6339 297.9319 297.2978 294.9959 
1974 295.4645 295.8461 296.8014 297.5712 297.0604 298.1439 298.4392 298.1741 297.9567 296.8872 296.9803 295.0884 
1975 295.4762 295.3652 296.9239 297.2395 297.0121 298.0760 298.7023 298.9741 298.5956 297.6401 297.3968 296.8422 
1976 295.6102 295.3788 296.8883 296.1111 296.7668 297.5195 297.6948 298.0460 298.0860 297.4932 296.3698 295.0810 
1977 295.3019 295.9930 296.0514 296.5078 296.8259 297.4302 298.2887 298.2457 298.2543 297.6535 296.2920 295.5201 
1978 296.0448 295.3008 295.3883 295.8689 297.1451 297.9201 298.5062 298.1846 297.7968 296.5358 295.8700 295.1394 
1979 294.2631 296.3765 296.2871 297.1802 296.7753 298.9529 298.9394 299.0552 298.6148 298.0934 297.0504 295.8544 
1980 294.5611 294.7318 296.2866 296.2647 297.5274 298.7069 298.5993 298.7906 298.6229 297.6343 296.7462 295.0180 
1981 295.5757 294.7469 295.4912 296.7519 297.1848 298.0599 298.2755 298.2128 298.0895 298.0669 297.0937 295.9426 
1982 295.8082 296.6307 295.6334 297.3179 297.2899 298.1626 297.8866 297.6686 297.3867 296.6534 295.7842 295.4283 
1983 295.1985 294.7855 295.7626 295.4686 296.1728 296.4134 297.4603 298.0030 297.8701 297.0093 296.6085 295.2635 
1984 293.6565 294.8992 297.0401 296.0244 296.2781 298.6056 298.4343 299.1066 297.7784 297.4137 297.3170 296.8261 
1985 295.2518 296.2928 297.0403 297.0506 297.2209 298.4297 299.4777 299.2447 298.7122 297.7942 296.8361 296.5759 
1986 295.8532 296.4799 296.4364 296.4612 296.3132 297.5669 299.0085 298.3961 299.2907 298.7571 297.2425 295.7286 
1987 296.1888 296.8722 296.6522 298.0443 296.7676 297.6512 298.1378 298.9974 298.9774 297.7901 296.8718 295.3076 
1988 295.7769 296.6508 296.6001 296.5115 298.2603 298.0490 298.6029 298.6206 299.0238 297.3746 296.5530 295.5289 
1989 294.8079 294.6821 295.5988 296.2973 298.0032 298.4843 298.5938 298.6066 298.6245 297.2844 296.3700 295.6991 
1990 295.2502 296.2576 295.7945 296.8217 297.5172 298.3026 298.5420 299.0346 298.7938 297.7317 296.7412 295.8462 
1991 295.5244 296.3561 295.8163 297.6111 296.9127 297.8283 298.6270 298.3544 298.7493 298.3625 296.3577 295.7780 
1992 295.1451 296.3845 295.9630 296.5386 297.3282 298.2466 298.9600 298.9169 298.4685 297.9474 297.2872 295.7913 
1993 293.9431 295.9196 296.9373 297.2822 298.2573 298.6248 299.2687 298.7219 299.1213 298.4795 297.4693 295.8378 
1994 296.3565 296.6726 296.4836 297.3322 296.6278 298.0739 298.0759 298.2314 298.4909 298.0068 296.9885 296.0511 
1995 296.0444 296.8330 297.1129 296.3181 297.3366 298.3568 298.9740 298.7210 299.1485 297.5483 296.4868 295.7709 
1996 296.0675 296.7702 297.1514 297.4641 297.5992 298.6201 299.3152 298.5696 298.2646 297.6358 297.4820 295.8010 
1997 296.2571 296.7423 296.4608 296.9621 297.5962 298.7159 299.0634 299.2498 298.7357 297.7145 295.9008 295.4421 
1998 295.5828 296.3524 297.2634 296.5617 297.0693 297.5926 298.2834 299.0121 298.2650 297.4319 297.2357 296.4885 
1999 296.5609 296.1053 296.9300 297.4421 297.6331 298.0445 298.3899 299.3341 299.1693 297.7541 296.7380 296.0547 
2000 296.6115 296.2507 296.5461 296.5455 297.1995 298.1848 298.8790 299.4225 299.1822 298.2905 297.3690 296.5144 
2001 296.3142 296.6519 296.0655 297.2193 298.1828 298.9975 299.9825 299.1829 299.0934 298.6210 296.9026 294.6450 
2002 296.8968 296.7100 296.6418 297.6316 297.7655 298.6865 299.8276 299.6373 299.1415 298.8842 297.3476 296.0566 
2003 296.3765 296.9837 298.1810 297.8094 297.5120 298.8607 298.7566 299.2175 298.9107 297.9276 297.1613 297.1145 
2004 296.2044 296.8983 296.8294 297.5560 298.4847 298.9557 299.2816 299.2183 298.8061 298.1611 297.1508 296.2870