05060500 1947 21.0 1180 1 19470414 0.000 158 05060500 1948 12.0 520 2 0.000 111 05060500 1949 5.13 320 1 19490331 0.000 193 05060500 1950 27.4 580 1 19500407 0.000 227 05060500 1951 5.39 300 1 19510328 0.000 180 05060500 1952 6.57 440 1 19520402 0.000 206 05060500 1953 5.90 604 1 19530616 0.000 195 05060500 1954 1.59 58.0 1 19540406 0.000 237 05060500 1955 1.74 150 1 19550331 0.000 295 05060500 1956 3.08 200 2 0.000 276 05060500 1957 2.94 110 1 19570624 0.000 196 05060500 1958 2.08 65.0 1 19580706 0.000 146 05060500 1959 1.99 50.0 1 19590303 0.000 222 05060500 1960 7.61 354 1 19600406 0.000 264 05060500 1961 1.08 20.0 3 0.000 267 05060500 1962 14.7 400 1 19620405 0.000 147 05060500 1963 2.02 50.0 1 19630407 0.000 172 05060500 1964 3.08 75.0 1 19640404 0.000 219 05060500 1965 11.2 600 1 19650411 0.000 155 05060500 1966 11.4 250 1 19660401 0.000 98 05060500 1967 6.91 277 1 19670421 0.000 227 05060500 1968 4.92 154 1 19680608 0.000 226 05060500 1969 22.8 1530 1 19690410 0.000 139 05060500 1970 17.0 320 1 19700406 0.000 65 05060500 1971 4.22 65.0 2 0.000 145 05060500 1972 6.64 213 1 19720414 0.000 91 05060500 1973 4.01 180 1 19730315 0.000 170 05060500 1974 15.0 599 1 19740412 0.000 115 05060500 1975 34.1 2310 1 19750418 0.000 191 05060500 1976 4.45 140 1 19760324 0.000 227 05060500 1977 0.68 30.0 1 19770531 0.000 295 05060500 1978 11.7 330 3 0.000 177 05060500 1979 33.9 3160 1 19790419 0.000 246 05060500 1980 2.46 63.0 1 19800401 0.000 232 05060500 1981 0.82 20.0 1 19810528 0.000 205 05060500 1982 13.5 570 1 19820403 0.000 271 05060500 1983 10.4 335 1 19830623 0.000 110 05060500 1984 18.1 800 1 19840328 0.000 250 05060500 1985 3.14 85.0 1 19850318 0.000 237 05060500 1986 20.1 467 1 19860711 0.000 185 05060500 1987 14.0 350 1 19870320 0.000 35 05060500 1988 1.13 21.0 1 19880402 0.000 199