16200000 1914 23.3 340 1 19140925 0.46 17 16200000 1915 14.6 244 1 19150426 0.39 2 16200000 1916 22.4 331 1 19160501 0.77 1 19160424 16200000 1917 18.4 229 1 19170414 1.20 5 16200000 1918 17.5 336 1 19180311 1.10 1 19171102 16200000 1919 14.2 186 1 19181125 1.20 1 19190117 16200000 1920 12.2 357 1 19200325 0.15 1 19200306 16200000 1921 24.0 924 1 19210116 1.70 3 16200000 1922 19.0 330 1 19211224 2.50 1 19220722 16200000 1923 19.3 469 1 19230114 1.70 1 19230611 16200000 1924 12.3 418 1 19240417 0.46 1 19240211 16200000 1927 21.8 235 1 19270826 0.62 2 16200000 1928 18.9 178 1 19271116 1.60 5 16200000 1929 9.86 224 1 19281001 0.62 7 16200000 1930 21.6 704 1 19300731 1.20 1 19300217 16200000 1931 16.0 309 1 19301118 0.16 4 16200000 1932 29.5 651 1 19320228 2.30 1 19320930 16200000 1933 14.9 255 1 19321231 0.62 4 16200000 1934 12.3 155 4 0.15 21 16200000 1935 14.8 975 1 19350227 0.62 1 19350219 16200000 1936 15.1 227 1 19360725 0.46 9 16200000 1937 21.7 306 1 19370118 1.90 1 19361201 16200000 1938 17.3 144 1 19380128 2.00 1 19380304 16200000 1939 21.1 481 1 19390408 1.20 1 19381215 16200000 1940 15.8 509 1 19400812 0.20 2 16200000 1941 11.0 320 1 19410906 0.12 1 19410313 16200000 1942 19.9 277 1 19420803 0.28 2 16200000 1943 13.9 105 1 19430404 2.10 2 16200000 1944 11.2 127 1 19440402 0.37 2 16200000 1945 9.61 130 1 19441108 0.31 1 19450220 16200000 1946 9.73 142 1 19460721 0.40 2 16200000 1947 15.7 257 1 19461221 0.29 1 19470228 16200000 1948 20.2 532 1 19480403 1.80 1 19471024 16200000 1949 12.3 432 1 19490116 0.67 1 19490526 16200000 1950 15.4 198 1 19500803 0.36 1 19491123 16200000 1951 12.1 297 1 19510326 0.46 2 16200000 1952 18.3 213 1 19511231 2.10 3 16200000 1961 11.8 176 1 19610213 1.30 2 16200000 1962 12.8 234 1 19620312 0.91 1 19620225 16200000 1963 22.6 863 1 19630415 0.39 1 19621213 16200000 1964 17.5 379 1 19640525 0.79 1 19631230 16200000 1965 20.8 557 1 19650204 0.46 1 19650403 16200000 1966 17.5 671 1 19651114 0.36 4 16200000 1967 19.0 313 1 19661011 1.10 1 19670208 16200000 1968 15.7 827 1 19680316 0.54 1 19680303 16200000 1969 24.0 970 1 19690201 0.68 3 16200000 1970 16.1 354 1 19700725 0.32 2 16200000 1971 16.0 364 1 19701125 0.50 1 19710902 16200000 1972 15.2 715 1 19720122 0.44 1 19711017 16200000 1973 10.4 163 1 19721003 0.27 1 19730126 16200000 1974 19.1 723 1 19740419 1.20 1 19731010 16200000 1975 15.2 352 1 19741121 0.46 1 19750927 16200000 1976 12.9 143 1 19751007 0.56 1 19751003 16200000 1977 11.7 294 1 19770420 0.16 3 16200000 1978 13.2 256 1 19780628 0.18 3 16200000 1979 12.9 189 1 19790210 0.85 1 19790429 16200000 1980 20.3 444 1 19800318 0.40 1 19800222 16200000 1981 9.84 207 1 19810804 0.34 2 16200000 1982 28.3 601 1 19811028 1.50 1 19820219 16200000 1983 13.0 104 1 19830927 0.14 1 19830331 16200000 1984 9.11 123 1 19831112 0.64 2 16200000 1985 12.2 167 1 19850506 0.37 2 16200000 1986 17.0 314 1 19860510 0.13 6 16200000 1987 14.6 215 1 19870324 0.38 2 16200000 1988 21.5 743 1 19871231 2.50 1 19880908