1951 - 1960 1953 1956 1957 1958 1959

1961 - 1970 1961 1962 1963 1964 1965 1966 1967 1968 1970

1971 - 1980 1973 1974 1975 1976 1977 1978 1979 1980

1981 - 1990 1982 1985 1986 1987 1988 1989 1990