1981
1978
1979
1976
1982
1981
1971
1976
1973
1980
1977
1977
1977
1984
1980
1976
1983
1974
1964
1964
1965
1972
1982
1982
1972
1974
1965
1976
1978
1978
1983
1979
1979
1974
1975
1978
1971
1977
1977
1973
1955
1970
1976
1967
1963
1975
1983
1978
1979
1967
1974
1980
1970
1968
1960
1972
1964
1967
1964
1963
1983
1979
1974
1967
1972
1972
1979
1979
1980
1973
1981
1980
1982
1965
1974
1978
1969
1973
1971
1978
1978
1969
1970
1968
1969
1971
1976
1960
1979
1978
1966
1965
1977
1974
1967
1966
1967
1968
1974
1972
1969
1980
1977
1977
1977
1982
1976
1974
1967
1966
1966
1967
1974
1968
1968
Comments