1969
1969
1970
1970
1973
1973
1974
1974
1975
1975
1977
1977
1978
1978
1979
1979
1980
1980
1981
1981
1982
1982
1983
1983
1983
1983
1984
1984
1985
1985
1986
1986
1986
1986
1986
1986
1988
1988
1990
1990
1991
1991
1996
1996
1997
1997
1998
1998
2000
2000
2003
2003

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