06331000 1955 50.3 2600 1 19550330 4.10 1 19550906 06331000 1956 13.8 300 1 19560321 2.10 2 06331000 1957 13.1 180 1 19570228 1.10 3 06331000 1958 13.8 450 1 19580328 2.00 1 19580217 06331000 1959 32.4 1790 1 19590319 0.50 11 06331000 1960 74.3 4170 1 19600327 3.40 2 06331000 1961 9.24 224 1 19610315 0.50 1 19601112 06331000 1962 25.7 1600 1 19620326 1.10 1 19620113 06331000 1963 27.2 1200 1 19630711 0.60 4 06331000 1964 18.8 1000 1 19640402 3.60 1 19640819 06331000 1965 31.2 720 1 19650526 3.60 3 06331000 1966 21.9 680 1 19660316 3.10 2 06331000 1967 32.3 1930 1 19670325 2.40 2 06331000 1968 12.2 240 1 19680302 1.60 1 19680110 06331000 1969 71.3 3620 1 19690404 3.10 1 19690114 06331000 1970 27.7 488 1 19700406 4.30 1 19700828 06331000 1971 33.4 580 1 19710314 5.20 2 06331000 1972 69.1 3620 1 19720314 3.40 1 19720211 06331000 1973 16.5 98.0 1 19730304 2.50 1 19730823 06331000 1974 72.4 1160 1 19740313 3.10 2 06331000 1975 51.0 1760 1 19750422 3.50 1 19750113 06331000 1976 110 4690 1 19760319 6.70 1 19760823 06331000 1977 11.0 48.0 1 19770521 4.60 3 06331000 1978 52.1 1950 1 19780705 4.20 3 06331000 1979 99.2 6610 1 19790418 7.00 28 06331000 1980 10.4 31.0 2 5.00 1 19800803 06331000 1981 24.2 1050 1 19810217 4.50 1 19810904 06331000 1982 67.5 2070 1 19820413 4.00 5 06331000 1983 33.9 590 1 19830331 4.40 2