1975
1970
1962
1990
1970
1982
1969
1982
1990
1970
1977
1967
1991
1962
1986
1990
1960
1970
1967
1967
1970
1963
1960
1968
1975
1966
1959
1979
1970
1967
1966
1972
1972
1969
1966
1961
1962
1981
1983
1962
1973
1969
1961
1964
1960
1968
1970
1960
1960
1963
1960
1961
1968
1968
1960
1982
1968
1972
1989
1970
1963
1976
1968
1970
1969
1972
1981
1969
1974
1968
1958
1981
1955
1960
1970
1973
1970
1978
1971
1980
1979
1980
1969
1968
1968
1982
1977
1971
1957
1956
1960
1967
1981
1969
1960
1969
1959
1983
1981
1959
1955
1969
1992
1971
1959
1956
1957
1960
1982
1990
1989
1959
1972
1970
1968
1989
Comments