1998
1984
1988
1994
1985
1982
1995
1998
1998
1994
1999
1976
1993
1996
1994
1998
1998
1992
1978
1995
1993
1997
1999
1999
1999
1978
1997
1975
1987
1999
2000
1990
1976
1997
1992
1986
1999
1994
1996
1980
1980
1995
2005
1985
1978
1989
1988
1981
1994
1987
1996
1987
1989
1996
1998
1989
1985
1986
1992
1995
1982
1982
2000
1993
1990
1992
1994
1985
1988
1994
1998
1994
2000
1986
1988
1988
1994
1991
1990
1992
1990
1994
1989
1997
1988
1993
1995
1981
1998
1996
1993
1994
1997
1993
1997
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