1951
1956
1954
1951
1952
1976
1953
1952
1957
1947
1957
1952
1950
1956
1950
1950
1953
1949
1978
1949
1950
1951
1950
1983
1954
1954
1949
1961
1959
1957
1976
1954
1957
1951
1955
1949
1950
1949
1950
1958
1958
1952
1953
1951
1973
1969
1954
1950
1949
1947
1956
1956
1957
1957
1966
1949
1971
1955
1970
1963
1951
1964
1948
1954
1954
1968
1951
1951
1968
1953
1950
1953
1967
1951
1955
1954
1950
1953
1957
1958
1952
1955
1954
1950
1957
1952
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