11210100 1959 21.1 151 1 19590216 0.10 8 11210100 1960 27.1 208 1 19600512 0.000 2 11210100 1961 15.1 97.0 1 19610418 0.10 68 11210100 1962 62.5 498 1 19620210 0.10 37 11210100 1963 72.4 1400 1 19630201 0.30 3 11210100 1964 37.6 314 1 19640526 0.30 2 11210100 1965 74.2 390 1 19650606 0.30 5 11210100 1966 35.8 248 1 19660505 0.10 43 11210100 1967 163 7760 1 19661206 0.10 9 11210100 1968 35.4 179 1 19680505 0.26 2 11210100 1969 218 3640 1 19690125 0.40 1 19681001 11210100 1970 62.5 1360 1 19700116 0.75 2 11210100 1971 46.0 271 1 19710516 0.37 1 19710923 11210100 1972 22.6 118 1 19720503 0.13 2 11210100 1973 113 910 1 19730118 1.00 1 19721001 11210100 1974 78.4 683 1 19740402 1.10 2 11210100 1975 65.2 572 1 19750601 1.50 5 11210100 1976 20.5 159 1 19760513 0.13 2 11210100 1977 11.1 81.0 1 19770522 0.050 3 11210100 1978 138 1500 1 19780304 0.060 5 11210100 1979 61.6 491 1 19790521 0.60 1 19790917 11210100 1980 136 2080 1 19800113 2.60 1 19791007 11210100 1981 36.1 266 1 19810502 0.16 1 19810906 11210100 1982 115 1990 1 19820411 0.90 1 19811001 11210100 1983 253 1280 1 19821222 13.0 4 11210100 1984 74.2 597 1 19831225 2.20 2 11210100 1985 51.2 254 1 19850524 0.37 2 11210100 1986 119 1000 1 19860213 1.60 3 11210100 1987 29.9 258 1 19870213 0.090 3 11210100 1988 27.4 358 1 19880105 0.060 2