1960 297.0268 295.9560 297.1302 297.4162 299.1187 299.9590 300.3249 300.6159 301.1346 300.4243 298.4166 297.5429 
1961 295.4053 297.2179 297.4932 296.8814 297.9486 299.1451 299.8401 300.7272 300.7591 300.2007 298.4385 297.5844 
1962 296.7644 296.3768 297.0527 296.9493 298.2910 299.5328 300.2254 300.9240 301.5316 300.2124 298.8833 297.5791 
1963 297.7706 296.8953 297.1051 298.5831 299.8803 300.6810 301.1447 301.2479 301.0957 300.3725 298.4146 298.3880 
1964 297.1052 297.9258 297.9597 298.1268 298.5237 299.8937 299.9904 300.3946 300.5406 300.0568 299.3358 298.3849 
1965 297.9600 297.4288 297.5101 297.3175 299.2632 299.8280 300.4129 300.5562 300.9710 300.2294 298.0422 296.6935 
1966 296.2026 297.3856 297.3319 297.9117 298.6780 299.3875 299.8437 300.5118 300.7037 300.2244 299.2041 297.5057 
1967 297.3701 296.3932 296.9247 297.2810 298.2008 299.7152 300.0408 300.1545 300.2613 299.6390 298.2143 297.3215 
1968 296.1060 297.2351 296.7156 296.9957 298.9520 299.8291 301.0702 301.3144 300.9280 300.3566 299.8099 298.2934 
1969 296.6386 297.4430 296.2304 297.1510 298.7490 299.5161 300.4885 301.0878 300.7144 299.7840 299.0452 296.5236 
1970 295.5503 296.4450 296.2618 296.9357 298.4444 299.4305 300.5645 300.1888 300.6029 300.1231 298.8152 297.2299 
1971 297.1075 297.4804 296.8015 296.8438 298.4429 299.3421 299.8477 300.2032 300.2179 299.6617 297.5244 297.8043 
1972 296.6794 296.3322 297.4768 297.8018 298.8414 299.6462 300.4161 300.1699 300.6526 300.4581 299.1715 297.3516 
1973 298.1597 297.2336 298.2652 298.0847 299.1013 300.4557 300.6392 301.1740 301.1817 300.2120 299.2234 296.9456 
1974 296.9742 296.0401 297.2485 297.9256 298.3447 299.5522 300.2719 300.7067 300.9738 300.1044 298.7668 296.2590 
1975 296.8600 296.3780 297.0889 297.8996 298.7618 300.0898 300.4190 300.7272 301.0471 300.3848 299.7565 298.6828 
1976 296.8220 296.3783 297.3729 296.5700 297.6496 298.7874 299.2531 299.5602 299.9670 299.9315 298.8612 296.9383 
1977 296.9172 297.0850 296.9089 296.6638 298.0152 299.5788 299.9606 300.4597 300.8416 300.2879 298.3124 297.2866 
1978 297.2248 296.7222 296.9739 297.0148 297.9453 299.5419 299.7432 299.9200 300.4343 299.8573 298.1842 296.8376 
1979 296.0357 296.9305 296.6663 297.5420 298.2068 299.6757 300.6173 301.1763 301.3659 300.6347 299.2081 298.4216 
1980 296.2387 295.8655 296.7297 296.5152 298.7519 300.0981 300.8981 301.3374 301.4783 300.7554 298.5761 297.3941 
1981 297.4637 294.6197 295.7091 296.3835 297.6233 299.3865 300.2104 300.4988 300.7628 300.3022 299.0138 297.8571 
1982 297.5967 297.6120 296.6228 297.1878 297.9408 299.6987 299.7831 300.0875 300.3015 299.3888 297.8048 297.8657 
1983 297.4491 296.1013 296.7027 297.2988 298.0562 299.4006 300.0053 300.6736 300.6872 299.7150 298.6208 298.3150 
1984 295.3359 296.0700 297.4088 296.9786 297.8353 299.4917 299.9643 301.0462 301.1662 300.1395 299.2255 298.6846 
1985 297.4819 297.4760 296.8341 297.6755 299.0552 300.0147 300.3056 301.1842 301.1306 300.7301 299.3316 298.2962 
1986 297.2085 296.6553 296.8018 297.6208 298.6036 299.5842 300.5698 301.0565 301.3072 300.1770 299.3582 297.7332 
1987 298.0280 297.7976 297.2673 298.5809 299.1136 300.2167 300.2764 300.9511 301.2323 300.2979 298.0570 296.6337 
1988 297.2811 297.7460 296.7756 297.2949 299.0191 300.4056 300.8174 300.9205 300.9096 299.8637 299.1536 297.3984 
1989 296.7095 296.5746 296.1529 297.0077 298.7557 300.0975 300.5278 300.6869 301.0588 300.0357 298.8189 296.5418 
1990 297.0013 296.8798 296.7534 297.4738 298.9925 299.9299 300.4640 300.8110 301.0127 300.1860 298.4778 297.7739 
1991 296.8963 297.0680 296.8048 298.2036 298.4983 299.7961 300.5113 300.4491 301.1534 300.6282 298.9338 297.8998 
1992 297.3557 297.4117 296.5800 297.4637 299.0900 300.1301 300.2406 300.9134 301.0094 300.7170 299.6796 297.7071 
1993 295.6636 296.4567 296.9482 297.4269 298.9633 300.3104 300.7978 301.0893 301.1758 300.2961 299.1831 297.6395 
1994 297.7335 297.9935 297.0901 297.8401 298.8470 300.3559 300.4661 300.7881 300.9904 299.9534 298.5034 297.9062 
1995 297.7538 298.0481 297.7621 297.7027 298.7482 300.4911 301.0006 301.1023 301.4002 300.2398 298.4868 297.6921 
1996 298.0207 297.9083 298.6622 298.6489 299.1287 300.0019 300.9961 301.1550 300.8931 300.4265 299.1273 297.4747 
1997 297.8695 298.0375 297.5851 297.6849 298.3009 299.9587 300.1092 300.7729 301.0725 300.9635 298.9005 297.2880 
1998 297.1690 297.5083 297.7884 297.8431 299.4104 299.7799 300.6921 301.2288 301.2198 300.6741 299.2795 297.9249 
1999 298.5771 296.9932 297.8038 298.0279 299.0925 300.4406 300.8659 301.3608 301.8457 301.2718 299.3696 298.0706 
2000 298.1557 298.0313 297.6406 297.6273 298.8205 299.8004 301.0142 301.3629 302.0547 300.5790 298.8557 298.4429 
2001 298.1350 297.9691 297.6441 298.2252 299.4229 300.3891 301.4807 301.3568 301.2413 300.9613 299.2948 296.4636 
2002 298.2475 297.5173 296.6948 297.9727 299.1828 300.9001 301.3677 302.1048 301.6769 301.1425 299.2653 297.7818 
2003 297.4215 298.3009 298.1085 297.9510 299.4634 300.3540 301.0321 301.6328 301.9939 300.6853 299.0335 298.8297 
2004 298.2720 298.1830 297.6433 297.9977 299.0962 300.1100 300.8503 301.1762 301.4644 300.6494 299.2191 298.1328