1987
1948
1972
1978
1979
1955
1947
1962
1954
1977
1950
1949
1948
1978
1953
1949
1990
1950
1982
1971
1953
1952
1951
1949
1955
1954
1971
1954
1957
1956
1962
1968
1974
1952
1985
1969
1989
1980
1980
1973
1978
1950
1964
1983
1953
1978
1982
1980
1963
1972
1985
1966
1981
1967
1982
1979
1968
1963
1962
1964
1959
1962
1961
1966
1970
1973
1975
1962
1972
1950
1954
1967
1975
1963
1954
1975
1957
1960
1988
1954
1980
1959
1975
1976
1963
1948
1974
1965
1981
1954
1966
1984
1978