1931
1938
1939
1950
1951
1952
1953
1954
1955
1956

1957
1958
1959
1962
1963
1965
1966
1968
1969
1970

1972
1973
1975
1976
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1978
1979
1981
1982
1988

1989
1990
1992
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1994
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1996
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1998
1999