08380500 1927 16.5 133 1 19270917 2.20 1 19270610 08380500 1928 20.2 190 1 19280516 2.90 2 08380500 1929 29.9 575 1 19290923 3.50 4 08380500 1930 18.5 108 1 19300813 2.50 1 19300713 08380500 1931 34.6 376 1 19310429 4.20 1 19310213 08380500 1932 23.0 194 1 19320516 2.30 1 19320920 08380500 1933 10.1 47.0 1 19330705 3.00 1 19330925 08380500 1934 3.92 11.0 1 19340419 0.80 8 08380500 1935 18.8 435 1 19350519 1.00 3 08380500 1936 7.36 47.0 1 19360611 1.80 3 08380500 1937 18.9 175 1 19370603 2.50 10 08380500 1938 10.8 220 1 19380905 1.90 2 08380500 1939 17.8 96.0 1 19390405 2.30 4 08380500 1940 12.0 154 1 19400805 1.30 1 19400719 08380500 1941 80.7 1090 1 19410929 2.90 1 19401112 08380500 1942 52.8 910 1 19420423 5.00 1 19420218 08380500 1943 12.4 71.0 1 19421018 1.70 1 19430919 08380500 1944 13.8 116 1 19440511 1.80 1 19431109 08380500 1945 17.1 322 1 19450821 2.50 2 08380500 1946 9.75 126 1 19460830 1.10 6 08380500 1947 13.8 107 1 19461005 0.90 1 19470810 08380500 1948 14.5 74.0 2 2.10 2 08380500 1949 25.1 295 1 19490622 2.00 4 08380500 1950 13.1 286 1 19500713 1.30 1 19500624 08380500 1951 6.26 129 1 19510801 0.60 8 08380500 1952 13.3 98.0 1 19520507 1.60 3 08380500 1953 3.67 36.0 1 19530820 0.80 1 19530715 08380500 1954 3.39 18.0 1 19540723 0.90 4 08380500 1955 13.0 152 1 19550820 0.90 1 19541229 08380500 1956 2.53 12.0 1 19560730 0.20 1 19560921 08380500 1957 16.4 727 1 19570805 0.20 6 08380500 1958 57.7 744 1 19571020 5.40 1 19580724 08380500 1959 13.3 95.0 1 19590524 3.20 1 19590310 08380500 1960 22.2 136 1 19600611 3.00 2 08380500 1961 40.5 619 1 19610817 4.60 1 19601014 08380500 1962 15.8 138 1 19620731 2.60 1 19620830 08380500 1963 8.84 99.0 1 19630922 1.00 1 19630808 08380500 1964 6.99 110 1 19640718 1.60 2 08380500 1965 13.9 304 1 19650801 1.50 1 19641205 08380500 1966 14.4 700 1 19660802 2.50 1 19651218 08380500 1967 12.9 432 1 19670810 1.30 2 08380500 1968 16.0 88.0 1 19680811 2.50 4 08380500 1969 16.8 100 1 19690921 2.80 1 19681129 08380500 1970 17.6 113 1 19691022 3.90 1 19700714 08380500 1971 8.26 107 1 19710825 1.00 2 08380500 1972 17.8 389 1 19720828 2.00 2 08380500 1973 54.6 426 1 19730512 6.30 1 19730909 08380500 1974 5.84 40.0 1 19740806 1.60 1 19740704 08380500 1975 17.9 84.0 1 19750417 3.30 2 08380500 1976 7.11 56.0 1 19760828 1.90 1 19760719 08380500 1977 6.88 56.0 1 19770426 1.50 1 19770930 08380500 1978 5.25 45.0 1 19780629 1.30 1 19780919 08380500 1979 40.2 556 1 19790520 1.60 17 08380500 1980 13.1 90.0 2 2.50 1 19800903 08380500 1981 11.1 341 1 19810812 0.90 1 19810627 08380500 1982 12.7 86.0 1 19820921 1.20 1 19820724 08380500 1983 24.7 120 1 19830426 3.60 1 19830929 08380500 1984 10.8 127 1 19840516 2.40 3 08380500 1985 36.9 210 1 19850505 4.10 1 19841002 08380500 1986 15.5 135 1 19860627 3.50 1 19860211 08380500 1987 38.6 226 1 19870419 6.10 1 19861003 08380500 1988 21.2 257 1 19880823 4.30 2