1967
1968
1976
1964
1981
1972
1976
1979
1954
1968
1950
1976
1968
1953
1951
1956
1982
1969
1960
1978
1975
1973
1958
1952
1951
1961
1975
1991
1983
1967
1988
1966
1980
1952
1957
1967
1952
1985
1950
1963
1977
1970
1964
1970
1976
1963
1975
1991
1970
1959
1965
1974
1959
1968
1973
1952
1966
1960
1983
1964
1978
1978
1978
1976
1995
1978
1955
1979
1977
1955
1976
1969
1971
1968
1960
1974
1953
1963
1974
1954
1957
1955
1964
1949
1965
1956
Comments