1971
1965
1970
1965
1973
1960
1975
1960
1977
1967
1974
1974
1955
1958
1973
1957
1958
1965
1959
1965
1960
1967
1952
1967
1962
1975
1956
1972
1978
1960
1965
1967
1958
1972
1960
1963
1958
1964
1968
1973
1968
1969
1962
1976
1960
1963
1965
1957
1968
1965
1972
1961
1963
1964
1964
1968
1975
1974
1960
1963
1977
1977
1970
1955
1961
1968
1969
1961
1973
1965
1973
1956
1977
1989
1970
1961
1971
1967
1953
1956
1978
1952
1964
1954
1976
1969
1973
1972
1971
1969
1953
1954
1954
1953
1974
1974
Comments