1957
1960
1945
1942
1968
1955
1946
1963
1940
1944
1965
1944
1953
1982
1956
1956
1951
1964
1956
1958
1962
1951
1940
1966
1949
1981
1941
1948
1940
1970
1962
1950
1961
1966
1967
1968
1981
1981
1969
1950
1951
1951
1965
1939
1971
1963
1951
1951
1960
1961
1957
1943
1964
1963
1950
1957
1963
1943
1964
1975
1960
1948
1949
1948
1983
1978
1981
1953
1954
1942
1962
1970
1967
1971
1945
1942
1958
Comments