1961
1976
1964
1972
1971
1950
1952
1980
1967
1954
1946
1962
1951
1973
1974
1959
1969
1960
1963
1953
1950
1965
1956
1940
1958
1958
1956
1951
1952
1958
1948
1948
1961
1955
1953
1951
1952
1963
1973
1955
1951
1966
1954
1952
1981
1944
1973
1948
1956
1957
1961
1957
1941
1969
1954
1960
1956
1955
1961
1956
1950
1950
1958
1951
1959
1950
1941
1945
1945
1950
1949
1959
1945
1949
1960
1961
1953
1950
1943
1949
1942
1959
1949
1955
1943
1945
1951
1976
1963
1945
1964
1964
1949
1959
1949
1961
1961
1978
1966
1960
1957
1952
1952
1957
1962
1966
1946
1956
1962
1954
1964
1949
1948
1970
1963
1959
Comments