11160300 1958 24.5 778 1 19580402 0.50 5 11160300 1959 7.85 550 1 19590109 0.10 1 19590813 11160300 1960 3.85 270 1 19600201 0.20 3 11160300 1961 1.15 20.0 1 19610315 0.000 18 11160300 1962 7.33 250 1 19620214 0.000 1 19611003 11160300 1963 18.9 1400 1 19630131 0.20 2 11160300 1964 3.12 110 1 19640121 0.000 8 11160300 1965 11.9 320 1 19641222 0.30 7 11160300 1966 3.17 48.0 1 19660204 0.20 17 11160300 1967 22.9 1080 1 19670316 0.10 1 19661010 11160300 1968 5.28 474 1 19680130 0.30 4 11160300 1969 30.2 1010 1 19690215 0.41 2 11160300 1970 15.2 570 1 19700116 0.71 1 19700930 11160300 1971 6.19 143 1 19701202 0.040 1 19710915 11160300 1972 1.42 27.0 1 19711227 0.10 5 11160300 1973 19.9 748 1 19730116 0.20 1 19721007 11160300 1974 15.0 393 1 19740301 0.000 12 11160300 1975 9.92 348 1 19750307 0.50 2 11160300 1976 0.94 12.0 1 19751010 0.11 3 11160300 1977 0.61 11.0 1 19770102 0.000 9 11160300 1978 22.9 1040 1 19780114 0.13 3 11160300 1979 6.83 196 1 19790213 0.48 1 19790924 11160300 1980 16.1 620 1 19800219 0.43 1 19791008 11160300 1981 3.62 130 1 19810321 0.14 2 11160300 1982 25.9 1690 1 19820104 0.17 2 11160300 1983 43.3 920 1 19830302 0.96 1 19821010 11160300 1984 8.84 457 1 19831225 0.56 1 19840927 11160300 1985 3.38 119 1 19850208 0.30 2 11160300 1986 29.0 1270 1 19860217 0.37 1 19851016 11160300 1987 2.42 197 1 19870213 0.12 1 19870808 11160300 1988 1.73 54.0 1 19880117 0.13 1 19880920