1992
1992
1992
1991
1994
1992
1996
2000
1992
1998
1991
1994
2001
1989
1991
1998
1997
2003
1995
1991
1998
1991
1997
1990
1995
1998
1998
1987
1995
1994
1977
1982
1997
1992
1974
1988
1987
2001
1991
2009
1993
1997
2003
1997
2003
1992
1992
1992
2005
1994
2000
1992
1995
1989
1985
1989
1991
1991
1998
1994
1995
1980
1985
1979
1993
1993
1981
1993
2008
1997
2003
2006
1990
1997
1993
1996
1991
1984
1984
2002
1987
1984
1988
1989
1991
1996
1990
1988
1989
1993
1994
2001
1997
2003
1990
1994
1999
1997
1994
1985
1994
2002
1996
2003
2001
2001
1997
1995
2005
1991
1995
1990
1990
1989
1996
1993
2003
2004
1992
2000
1990
1989
2004
2000
1992
1990
1988
1990
1991
1996
2003
1989
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