1984
1980
1980
1968
1970
1956
1982
1952
1991
1978
1965
1967
1986
1968
1974
1949
1954
1975
1952
1988
1979
1977
1980
1971
1980
1976
1975
1979
1965
1957
1972
1968
1957
1965
1990
1986
1987
1958
1958
1988
1988
1963
1964
1986
1991
1973
1965
1986
1966
1979
1953
1991
1978
1991
1992
1991
1976
1983
1986
1987
1980
1980
1984
1987
1979
1983
1990
1976
1964
1960
1971
1988
1954
1987
1972
1982
1973
1978
1985
1979
1974
1971
1984
1976
Comments