1930 1933 1935 1936 1937 1938 1939 1940 1941 1946 1947 1950 1951 1955 1960 1961 1962 1963 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1983 1987 1988 1990