09408400 1960 7.13 38.0 1 19600226 0.60 5 09408400 1961 5.48 116 1 19601106 1.50 6 09408400 1962 8.90 53.0 3 1.40 16 09408400 1963 3.13 55.0 1 19630918 0.90 4 09408400 1964 5.51 48.0 2 1.20 4 09408400 1965 10.9 71.0 1 19650520 1.50 1 19641217 09408400 1966 7.80 37.0 3 2.30 6 09408400 1967 12.5 397 1 19661206 1.90 3 09408400 1968 9.40 43.0 1 19680522 3.10 4 09408400 1969 23.3 123 1 19690519 2.00 16 09408400 1970 4.21 21.0 2 1.30 1 19700902 09408400 1971 4.25 21.0 1 19710519 1.40 3 09408400 1972 4.36 88.0 1 19711225 1.60 3 09408400 1973 28.5 182 1 19730520 2.20 2 09408400 1974 4.40 16.0 2 1.30 10 09408400 1975 8.66 63.0 1 19750603 1.30 1 19741002 09408400 1976 5.46 38.0 1 19760514 1.90 2 09408400 1977 2.30 24.0 1 19770530 0.83 1 19770930 09408400 1978 19.3 108 1 19780515 0.77 2 09408400 1979 22.0 146 1 19790528 4.30 1 19781109 09408400 1980 20.3 117 1 19800522 3.00 4 09408400 1981 6.41 80.0 1 19810419 2.20 3 09408400 1982 8.24 66.0 1 19820503 1.40 2 09408400 1983 29.4 212 1 19830530 3.20 5 09408400 1984 6.41 23.0 1 19840423 1.90 2 09408400 1985 6.68 43.0 1 19850504 1.60 2 09408400 1986 6.34 25.0 1 19860402 1.80 1 19860108 09408400 1987 6.15 39.0 2 1.40 3 09408400 1988 14.5 167 1 19880517 1.70 3