09250000 1953 18.4 234 1 19530522 0.50 1 19530916 09250000 1954 13.5 119 1 19540510 0.30 8 09250000 1955 17.2 182 1 19550508 0.40 8 09250000 1956 18.9 192 1 19560508 0.30 5 09250000 1957 44.3 379 1 19570510 0.20 3 09250000 1958 31.2 305 2 0.40 2 09250000 1959 9.49 105 1 19590514 0.30 21 09250000 1960 22.3 199 1 19600513 1.00 4 09250000 1961 16.5 181 1 19610512 0.80 2 09250000 1962 33.4 305 1 19620509 1.20 2 09250000 1963 7.36 80.0 1 19630509 0.20 2 09250000 1964 17.8 228 1 19640520 0.20 1 19631015 09250000 1965 29.7 286 2 1.50 1 19641004 09250000 1966 18.0 125 1 19660427 0.20 14 09250000 1967 18.2 220 1 19670526 0.40 1 19661001 09250000 1968 26.3 379 1 19680522 1.40 3 09250000 1969 28.3 360 1 19690424 0.80 3 09250000 1970 38.9 592 1 19700519 1.30 1 19700827 09250000 1971 28.1 225 1 19710517 0.55 3 09250000 1972 15.4 157 1 19720521 0.70 1 19720926 09250000 1973 40.7 556 1 19730520 0.80 2 09250000 1974 43.5 724 1 19740509 1.00 2 09250000 1975 33.0 500 1 19750608 0.70 1 19750904 09250000 1976 19.4 200 1 19760519 0.76 1 19760906 09250000 1977 4.16 41.0 2 0.21 2 09250000 1978 43.2 540 1 19780516 0.30 3 09250000 1979 34.3 472 1 19790525 0.30 1 19781005 09250000 1980 31.2 327 1 19800512 0.46 3 09250000 1981 15.1 162 1 19810503 0.63 1 19810831 09250000 1982 42.8 404 1 19820503 1.30 1 19811002 09250000 1983 62.2 731 1 19830529 2.90 3 09250000 1984 79.4 1110 1 19840515 4.50 3 09250000 1985 57.3 472 1 19850506 0.66 1 19850918 09250000 1986 52.1 414 1 19860504 1.50 4