1960 297.1076 296.0485 297.1358 297.5105 299.1485 300.1184 300.4716 300.6656 300.9037 300.3155 298.5855 297.7271 
1961 295.8656 297.2760 297.6559 297.3055 298.1005 299.5157 300.0735 300.6290 300.6136 300.0496 298.6039 297.2162 
1962 296.4946 296.0641 296.6436 296.9342 298.3356 299.3859 300.3094 301.0796 301.3634 300.4669 299.2249 298.1816 
1963 298.1136 297.7226 297.6219 298.7298 299.8984 300.3747 301.4102 301.3284 301.4621 300.3389 298.9804 298.3826 
1964 297.4897 297.9619 298.2001 298.3740 298.8291 300.0580 299.9532 300.4191 300.5504 299.9535 299.3040 298.2844 
1965 297.9109 297.1478 297.5034 297.5528 299.6646 300.2484 300.6884 300.8436 300.9579 300.7079 298.4919 297.3302 
1966 296.5326 297.6155 297.4585 298.1631 298.7176 299.5139 299.8602 300.7075 300.8751 300.1277 299.2066 298.2446 
1967 297.6930 296.9157 297.5427 297.2944 298.2829 299.7075 300.2216 300.2387 300.3752 299.6413 298.5991 297.8539 
1968 296.3527 297.2411 297.0906 297.5859 299.2454 299.7773 300.8230 301.1361 300.9103 300.3996 299.8444 298.7074 
1969 297.3009 297.9217 296.6120 297.1561 298.6039 299.5138 300.5537 300.9607 300.7011 300.1225 299.2658 297.4774 
1970 296.7856 297.2620 296.5789 297.4486 298.9443 299.7717 300.3371 300.1685 300.7420 300.0530 298.5060 297.4348 
1971 297.4550 297.5922 296.8436 296.9495 298.3865 299.6201 300.0211 300.5075 300.4626 299.6575 298.2326 298.1985 
1972 297.4407 297.1668 297.7921 298.2786 298.7191 299.5492 300.4889 300.6359 301.0324 300.5877 298.9159 297.2762 
1973 298.2095 297.6136 298.3035 298.0774 299.4258 300.5828 300.7977 301.2183 301.3626 300.4958 299.4389 297.4095 
1974 297.5044 297.1148 297.7606 298.0034 298.2834 299.9760 300.4353 300.9590 300.8585 300.1974 298.9044 297.3380 
1975 297.7340 297.6613 297.5068 298.1218 298.6957 300.4573 300.8131 300.9799 301.1996 300.4380 299.9055 298.6946 
1976 297.2030 296.6002 297.4419 296.6830 297.9732 299.0927 299.5737 299.7827 300.1218 300.0901 298.7760 296.7488 
1977 296.9715 297.1672 296.7965 297.4821 298.2220 299.2994 300.1290 300.5314 300.7908 300.2072 298.9314 297.6755 
1978 297.3777 296.6806 296.8726 296.8328 298.2521 299.6209 299.7199 299.9556 300.4632 299.8576 298.9177 297.1577 
1979 296.0719 297.2615 296.6268 297.6447 298.4930 300.0547 300.6979 301.0945 301.3119 300.6222 299.4114 298.0486 
1980 296.5849 296.5327 297.4460 296.7926 298.8156 300.0693 300.6980 301.4916 301.4921 300.9123 298.9193 297.2991 
1981 297.4511 295.8858 295.8777 296.3179 297.8376 299.5449 300.2532 300.7255 300.6742 300.2179 298.7624 298.0353 
1982 297.9580 297.5051 296.6788 297.2665 297.9979 299.9251 300.0691 300.1547 300.1858 299.3868 297.6234 297.2174 
1983 296.9059 295.6868 296.6574 297.3645 298.5293 299.4659 299.9348 300.6839 300.6720 299.7143 298.7857 298.2614 
1984 295.7326 296.0875 297.8714 297.6105 298.2551 300.1098 300.4424 301.0897 301.0619 300.4280 299.4084 298.4894 
1985 297.4151 297.7460 297.6857 297.7693 299.0600 300.1135 300.6198 301.1864 301.0844 300.5115 299.5324 298.5680 
1986 297.6767 297.4427 297.3596 298.1837 298.9468 299.9234 300.9049 300.8402 301.3312 300.9375 299.8658 298.1539 
1987 298.8193 298.4616 297.5977 298.5714 299.1375 300.4691 300.4127 301.2961 301.3918 300.6719 298.9330 297.4333 
1988 297.5299 297.6181 296.7367 296.9999 299.3333 300.3117 300.5623 301.1746 300.9839 300.0955 299.0191 297.9417 
1989 296.8177 296.4819 296.2925 296.9784 299.1752 300.4255 300.6705 301.1052 301.1196 299.9861 298.9480 297.0315 
1990 296.6852 296.7298 296.2582 297.1971 298.9824 300.1432 300.6328 301.1101 301.2234 300.2342 298.6316 297.6226 
1991 296.9957 296.9155 296.3298 298.3264 299.4385 300.2317 300.7147 300.5817 301.2632 300.6920 298.9603 297.8063 
1992 297.9244 297.9591 296.9809 297.7205 299.2464 300.2848 300.4658 300.7991 301.0561 300.6441 299.7043 298.1327 
1993 296.0061 296.7914 297.3303 297.6942 299.1987 300.3891 301.0865 301.0334 301.3773 300.4464 299.4828 297.8466 
1994 298.0133 297.8670 297.3503 297.9137 298.8305 300.2780 300.5304 300.9238 301.2474 300.2419 299.0447 298.0114 
1995 297.7671 298.1893 297.9301 298.1576 299.0762 300.7816 301.3228 301.3625 301.6049 300.8091 298.6309 298.3190 
1996 298.2723 298.3183 298.8794 298.6392 299.3030 300.2783 301.0631 301.2405 300.8589 300.4318 299.3921 298.1668 
1997 297.9558 298.1483 297.8017 297.9303 298.9792 300.3837 300.4543 300.9627 301.0155 300.7333 299.2798 298.0356 
1998 297.9185 298.2215 298.1754 298.3928 299.5299 299.8441 300.5895 301.1813 301.0667 300.6485 299.5558 298.4037 
1999 298.7794 297.3278 297.4784 298.5946 299.3956 300.3561 300.7656 301.5407 301.8501 301.1478 299.3690 297.7161 
2000 298.1335 297.8822 297.3905 297.2701 298.8980 300.0622 301.0104 301.5573 301.9011 300.9580 299.2557 298.3186 
2001 297.8484 297.4547 297.6630 298.1199 299.6089 300.5790 301.6477 301.4415 301.5264 301.0492 299.7461 297.4186 
2002 298.8749 297.8778 297.5278 298.3502 299.5299 301.1593 301.8835 302.0681 301.7388 301.0663 299.4569 298.4019 
2003 298.2103 298.7455 298.7278 298.3095 299.7853 300.8690 301.0434 301.7918 301.7854 301.0499 299.3817 298.5019 
2004 298.4832 298.4684 298.0045 297.8376 299.5123 300.5291 300.9576 301.2598 301.3958 300.8078 299.7068 298.7608