1960 297.1330 296.0829 297.0657 297.2900 298.7905 299.6523 300.0490 300.2776 300.7056 300.2873 298.4865 297.5681 
1961 295.5618 297.2057 297.4669 296.9345 297.9623 298.9716 299.6736 300.2822 300.4706 300.1067 298.5130 297.4528 
1962 296.6340 296.1470 296.5774 296.6031 297.8632 299.2017 299.9433 300.5931 301.2200 300.3328 299.1360 297.8903 
1963 297.9972 297.1868 297.1834 298.3841 299.5411 300.3927 300.9793 301.1047 301.0635 300.3029 298.8956 298.4660 
1964 297.3172 297.8715 298.0588 298.1872 298.6566 299.8478 299.8250 300.1233 300.4250 299.9957 299.2747 298.3948 
1965 297.9775 297.3029 297.4584 297.3830 299.3461 299.8502 300.2905 300.3832 300.7453 300.4346 298.3713 297.0974 
1966 296.3753 297.4138 297.2926 297.7805 298.4685 299.2500 299.5896 300.2999 300.4905 299.9203 299.2801 297.8580 
1967 297.6407 296.6196 297.0470 297.2516 298.1143 299.5125 299.9272 299.9307 300.0621 299.5559 298.4847 297.5869 
1968 296.3684 297.2447 296.8607 297.2168 298.8651 299.4900 300.7077 300.9965 300.7166 300.3268 299.7654 298.5030 
1969 297.1312 297.6031 296.3508 297.1123 298.5588 299.2752 300.2232 300.8911 300.5151 299.9249 299.1379 296.9494 
1970 296.1919 296.7234 296.2391 296.9567 298.2881 299.1162 300.0291 299.9489 300.2303 300.1469 298.7129 297.3088 
1971 297.3077 297.4877 296.7851 296.7704 298.2242 299.2422 299.4313 299.9082 300.0719 299.5819 297.8154 298.0038 
1972 297.1293 296.8286 297.6916 297.9556 298.6462 299.4395 300.1665 300.0707 300.4297 300.4806 299.0809 297.3397 
1973 298.1740 297.2939 298.1476 297.9330 298.9531 300.2739 300.2832 300.8363 300.9486 300.2847 299.4186 297.2669 
1974 297.1588 296.5482 297.3989 297.7565 298.1307 299.4409 300.0511 300.4399 300.6918 300.1619 298.9030 296.8385 
1975 297.4647 296.9657 297.2811 297.8903 298.5429 299.9544 300.3883 300.5261 300.9088 300.3680 299.8289 298.7190 
1976 297.0832 296.5378 297.2653 296.5288 297.6817 298.7173 299.0048 299.2140 299.6745 299.7748 298.8062 296.7975 
1977 296.9246 296.9218 296.5870 296.9255 297.9297 299.2476 299.6499 300.2215 300.5024 300.1813 298.6153 297.4764 
1978 297.3801 296.7169 296.8882 296.9081 297.8044 299.3210 299.3830 299.4903 300.0060 299.6794 298.4684 296.9874 
1979 296.0505 296.9697 296.5500 297.3907 298.0539 299.6075 300.2036 300.8676 301.0646 300.6461 299.3752 298.3231 
1980 296.4226 296.1247 296.9207 296.4867 298.5712 299.7157 300.5317 300.9897 301.3411 300.8481 298.8202 297.4841 
1981 297.4297 295.2028 295.8068 296.2583 297.4986 299.1599 299.8292 300.1665 300.5939 300.2118 298.8110 297.7531 
1982 297.7708 297.6313 296.7205 297.0645 297.7880 299.4570 299.5615 299.8166 300.0869 299.2969 297.7351 297.6273 
1983 297.3020 295.9829 296.5500 297.1993 298.1260 299.3588 299.6625 300.3135 300.3197 299.6167 298.6074 298.1708 
1984 295.5123 296.0818 297.3282 297.0591 297.7774 299.3875 299.8487 300.8153 301.0256 300.3698 299.3425 298.5494 
1985 297.3807 297.5713 297.0135 297.6612 298.8583 299.9137 299.9532 300.7658 300.8808 300.5108 299.4386 298.4428 
1986 297.4012 297.0006 297.1021 297.8874 298.6322 299.6002 300.3510 300.6568 300.9468 300.2975 299.6439 298.0290 
1987 298.4884 298.1066 297.5186 298.4357 299.0606 300.2003 300.1646 300.6578 300.9202 300.3711 298.5747 297.1726 
1988 297.5014 297.6033 296.6483 297.0122 298.8372 300.0469 300.2559 300.4892 300.6236 299.8314 299.0651 297.7059 
1989 296.7817 296.6119 296.1223 296.8505 298.5817 299.8145 300.0750 300.2964 300.6830 299.9138 298.7874 296.7266 
1990 296.8709 296.6570 296.2924 297.0870 298.4019 299.5195 300.0712 300.5596 300.8228 300.1329 298.5197 297.7622 
1991 296.9910 296.9371 296.5391 297.9424 298.6796 299.6842 300.0741 300.2535 301.0281 300.6413 298.9897 297.9046 
1992 297.6140 297.6119 296.6648 297.4323 298.9214 299.9748 299.9984 300.4085 300.6702 300.5645 299.6006 297.9289 
1993 295.8297 296.7294 296.9847 297.3155 298.6872 300.0379 300.5942 300.7025 300.9413 300.2689 299.4634 297.8201 
1994 297.8833 297.9449 297.0597 297.7375 298.6977 300.1038 300.1770 300.5014 300.7471 300.0031 298.7953 297.9677 
1995 297.7677 297.9457 297.7445 297.9319 298.7482 300.5403 300.9081 300.9351 301.0951 300.5191 298.6750 298.1029 
1996 298.2162 298.0047 298.6260 298.4666 299.0091 299.8693 300.6359 300.8784 300.6620 300.3129 299.2600 297.8316 
1997 297.8601 297.9889 297.5491 297.6873 298.4857 299.9945 300.0659 300.3287 300.7603 300.6903 299.0572 297.7334 
1998 297.7112 297.8372 297.9979 298.0046 299.4270 299.7564 300.3358 300.8107 300.7478 300.6167 299.3989 298.1651 
1999 298.7028 297.1959 297.6356 298.0185 298.9984 300.1465 300.4545 300.9976 301.5626 301.1275 299.3253 298.0235 
2000 298.2392 298.0265 297.4374 297.3138 298.6788 299.7545 300.7478 301.1021 301.8066 300.6006 299.0435 298.3162 
2001 297.8555 297.6331 297.6756 297.9831 299.2379 300.1215 301.1270 301.0867 301.0063 300.8488 299.5861 296.9141 
2002 298.5323 297.7051 297.0000 297.9885 299.2459 300.8559 301.2943 301.7291 301.4452 301.1797 299.4402 298.0465 
2003 297.6730 298.4512 298.2776 298.1393 299.6284 300.3835 300.6444 301.2239 301.6900 300.8049 299.3424 298.8287 
2004 298.3966 298.2263 297.6897 297.8796 299.0039 299.8924 300.5301 300.8944 301.2105 300.7164 299.5635 298.3956