01169900 1967 41.2 421 1 19670403 3.50 1 19670920 01169900 1968 45.9 550 1 19680318 4.10 1 19680901 01169900 1969 48.4 851 1 19690423 5.80 1 19681002 01169900 1970 58.7 678 1 19691211 4.60 1 19700819 01169900 1971 39.1 385 1 19710413 3.60 1 19710825 01169900 1972 65.2 537 1 19720630 5.30 1 19720912 01169900 1973 76.9 760 1 19730317 6.10 1 19721004 01169900 1974 54.0 1100 1 19731221 4.70 1 19740827 01169900 1975 61.5 1020 1 19750320 9.40 1 19750707 01169900 1976 62.7 507 1 19751020 4.50 1 19760726 01169900 1977 43.1 707 1 19770313 4.70 1 19770730 01169900 1978 64.4 950 1 19780109 5.90 1 19780930 01169900 1979 57.4 865 1 19790525 5.90 1 19781001 01169900 1980 42.5 770 1 19800410 2.50 1 19800913 01169900 1981 29.0 700 1 19810220 3.20 5 01169900 1982 47.0 1570 1 19820606 4.10 3 01169900 1983 56.0 1080 1 19830319 4.50 4 01169900 1984 76.2 1330 1 19840405 4.30 3 01169900 1985 21.5 545 1 19850927 3.80 1 19850814 01169900 1986 53.8 590 1 19860315 8.30 1 19860915 01169900 1987 56.8 1530 1 19870331 3.40 1 19870826 01169900 1988 46.9 350 1 19880326 6.70 1 19880823