1988
1988
1987
1989
1988
1987
1984
1986
1976
1985
1982
1988
1979
1978
1999
1979
1989
1973
2000
1980
1982
1977
1985
1997
1976
1988
1978
1977
1985
1982
1984
1985
2001
1980
1979
1974
1992
1981
2000
1986
1992
1972
1992
1980
1989
2001
1988
1989
1986
1982
1988
1982
1998
1988
1983
1971
1992
1978
1991
1988
1993
1977
1989
1989
1979
1974
1990
1980
1977
1988
1982
1974
1978
1985
1977
1981
1989
2000
1995
1992
1996
1985
2003
2002
2003
2002
1989
2003
1999
1999
1990
1970
1971
1972
1970
1984
1980
1974
2002
2001
1977
1983
1983
1983
1979
1978
1980
1977
2001
2003
1992
2000
1988
1999
1971
1972
1997
1995
1999
1990
1989
1976
1999
1995
1991
1988
1985
1984
1979
1986
1983
1985
1981
1977
1994
1981
1993
1987
1993
1989
1994
1996
1978
1982
2002
1987
1995
2001
1977
1982
1984
1990
1986
1990
1977
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