1952
1959
1962
1973
1960
1951
1977
1973
1997
1969
1968
1967
1952
1961
1969
1969
1967
1997
1940
1975
1941
1962
1972
1962
1968
1962
1960
1963
1961
1962
1970
1971
1971
1969
1952
1963
1962
1961
1960
1963
1975
1959
1971
1974
1989
1973
1952
1951
1997
1977
1980
1976
1949
1958
1969
1983
1970
1993
1959
1962
1968
1950
1959
1977
1970
1972
1983
1961
1964
1976
1969
1967
1960
1971
1959
1959
Comments