1926
1928
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1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
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1940
1941
1942
1946
1947
1948
1949
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1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
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1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
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1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
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1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
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1990
1991
1992
1993
1995
1996
1997
1998
1999
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2000
2001
2002
2003
2005
2006
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