1959
1961
1964
1960
1992
1972
1962
1976
1964
1964
1966
1967
1967
1966
1964
1965
1958
1959
1974
1970
1980
1972
1949
1967
1964
1960
1960
1961
1957
1960
1967
1977
1981
1978
1976
1975
1977
1977
1982
1975
1983
1978
1973
1973
1970
1970
1969
1968
1969
1980
1969
1972
1971
1973
1972
1973
1971
1972
1959
1981
1974
1992
1957
1974
1960
1968
1976
1995
1970
1965
1966
1979
1978
1981
1966
1961
1963
1985
1967
1955
1993
1968
1963
1959
1980
1973
1978
1961
1965
1958
1971
1959
1972
1951
1957
1963
1963
1965
1960
1970
1956
1963
1970
1958
1959
1986
1958
1963
1957
1956
1953
1970
1966
1982
Comments