1960 297.7997 296.9709 297.6308 297.9436 299.4050 300.2186 300.4744 300.7906 301.1207 300.6404 299.3783 298.4893 
1961 297.0391 297.8055 298.0273 298.2032 298.7997 299.6895 300.2300 300.7610 301.0177 300.4553 299.3014 298.0483 
1962 297.4303 296.9482 297.2211 297.7017 299.0121 299.6614 300.3989 301.1216 301.6695 300.9113 299.8354 298.8880 
1963 298.6366 298.4596 298.2319 299.1146 300.0324 300.7298 301.4568 301.4435 301.4880 300.7274 299.6542 299.1099 
1964 298.2657 298.3725 298.4237 298.9217 299.2417 300.3098 300.1612 300.4770 300.8199 300.4919 299.7993 298.8859 
1965 298.4448 297.8570 298.1234 298.2556 299.9763 300.2382 300.5976 300.8284 301.2500 301.0813 299.3744 298.2426 
1966 297.5855 297.9984 297.8856 298.5299 299.1313 299.6817 299.9751 300.7955 301.0858 300.4084 299.6608 298.7517 
1967 298.2749 297.4828 298.1567 297.8279 298.5934 300.0967 300.1410 300.3295 300.5032 300.2784 299.1633 298.6543 
1968 297.1138 297.7172 297.7966 298.5131 299.6569 300.1155 300.9220 301.2491 301.1068 300.6930 300.0946 299.1294 
1969 298.0051 298.1896 297.1527 297.7800 299.1319 299.5904 300.6452 301.1296 301.0544 300.4469 299.8208 298.3158 
1970 297.8705 297.8221 297.0512 297.8826 299.2047 299.9437 300.2799 300.4010 300.8456 300.4441 298.9915 298.0457 
1971 298.0220 297.8673 297.4064 297.6515 298.6881 299.7250 299.9424 300.4261 300.6024 300.2282 299.0339 298.7431 
1972 297.9523 297.5893 298.1556 298.7634 299.2366 299.8038 300.4261 300.6251 301.1373 300.9149 299.3989 298.1156 
1973 298.6978 298.0811 298.6828 298.6058 299.7731 300.5879 300.7925 301.3430 301.5030 300.9599 299.9898 298.2105 
1974 298.1132 297.8211 298.2695 298.4313 298.6465 299.9337 300.5157 300.9484 301.2170 300.5240 299.6227 298.3482 
1975 298.1849 297.9869 297.9284 298.6413 299.1418 300.4779 300.6008 300.9401 301.4705 300.8114 300.3460 299.1852 
1976 298.0541 297.3514 298.0951 297.6630 298.7172 299.3588 299.7752 299.9242 300.2846 300.6339 299.5861 297.8269 
1977 297.8374 297.8740 297.6804 298.3934 298.9508 299.6902 300.2500 300.7278 300.9867 300.6006 299.7874 298.6634 
1978 298.0921 297.4429 297.5142 297.5765 298.9826 300.0346 300.0367 300.0770 300.5187 300.4515 299.6269 298.2867 
1979 297.1663 298.0730 297.6228 298.5475 298.8915 300.2450 300.7022 301.1764 301.6273 301.1732 300.1822 298.6171 
1980 297.5928 297.5036 298.0716 297.5194 299.3155 300.3255 300.8878 301.5789 301.6609 301.3646 299.5026 298.0691 
1981 298.0195 296.9288 296.9216 297.2635 298.3798 299.7113 300.3704 300.7144 301.0556 300.6924 299.3748 298.6251 
1982 298.5051 298.0853 297.4324 298.0069 298.6472 299.9519 300.0949 300.2621 300.4449 299.8851 298.2926 297.8367 
1983 297.4583 296.4465 297.3135 298.0787 298.9935 299.4846 299.9736 300.5230 300.8156 300.0403 299.4786 298.6959 
1984 296.7844 296.9812 298.0709 298.1215 298.7708 300.1366 300.4311 301.2147 301.2115 300.7097 299.8803 298.8864 
1985 297.9693 298.0964 298.1451 298.4745 299.7635 300.3891 300.5721 301.1347 301.3965 301.0015 299.9419 299.1847 
1986 298.3130 298.3980 297.9838 298.6351 299.5076 300.2467 300.8883 301.1234 301.3907 301.2233 300.2783 298.8235 
1987 299.0970 298.6975 298.1935 298.8932 299.7373 300.8707 300.5406 301.1520 301.4077 301.2273 299.8287 298.4078 
1988 298.0266 298.0272 297.6151 297.7677 299.8481 300.7002 300.6778 301.0808 301.1454 300.4465 299.6209 298.7994 
1989 297.8815 297.3702 297.1048 297.5961 299.4769 300.4603 300.6636 301.0662 301.2666 300.4330 299.5965 298.1669 
1990 297.5900 297.3362 296.9759 297.7020 299.2784 300.3118 300.6014 301.1058 301.3269 300.6049 299.2813 298.4846 
1991 297.8483 297.6132 297.0563 298.6896 300.1171 300.3371 300.7137 300.8298 301.4139 301.1200 299.5382 298.6075 
1992 298.3907 298.3016 297.5474 298.3575 299.7012 300.5200 300.5391 300.9682 301.3295 300.9664 300.2292 298.8399 
1993 296.8990 297.7151 298.0178 298.2631 299.4135 300.5146 300.9489 301.1044 301.3325 300.8609 299.9552 298.5729 
1994 298.6216 298.1730 297.8773 298.4501 299.4100 300.4423 300.5449 300.9639 301.4453 300.6167 299.5930 298.6396 
1995 298.3912 298.5247 298.5416 298.7438 299.5493 301.0977 301.3564 301.3564 301.8108 301.1980 299.4055 299.0507 
1996 298.7283 298.6557 298.8784 299.0343 299.5637 300.1440 300.8815 301.2686 301.1033 300.8604 299.9047 298.6865 
1997 298.4745 298.4081 298.1555 298.5330 299.5720 300.6317 300.5022 300.9245 301.2857 301.0341 299.8542 298.8750 
1998 298.6217 298.5869 298.6674 299.2507 300.0635 300.2412 300.7734 301.2499 301.3706 301.0872 300.2487 299.3140 
1999 299.1868 297.9581 298.2302 299.2917 299.9609 300.6658 300.9130 301.5881 302.1212 301.4953 300.0630 298.8510 
2000 299.0123 298.6636 297.9454 298.1312 299.5334 300.2982 301.1049 301.6817 302.2469 301.4150 300.0065 298.9540 
2001 298.4618 297.9799 298.1002 298.6660 300.0090 300.6409 301.5223 301.5340 301.6076 301.3172 300.3968 298.3153 
2002 299.3864 298.4060 298.3954 299.1678 300.1365 301.5328 301.9003 302.2009 302.0130 301.6361 300.3754 299.3185 
2003 298.8822 299.0330 299.2336 299.0051 300.2931 300.9107 301.1353 301.7530 302.1199 301.4976 300.0922 299.2183 
2004 299.0724 298.8437 298.6030 298.4211 300.0081 300.5474 301.1013 301.3693 301.7493 301.3312 300.2341 299.3869