When did Tim Duncan win his first NBA championship?
1999
1996
1999
1996
1995
1999
1998
1997
1996
1995
1999
1998
1993
2001
1994
1997
1996
1995
1999
1998
2002
1993
2001
1994
1997
2000
1996
1995
2003
1999
1998
2002
1993
2001
1994
1997
2000
1996
1995
2003
1999
1998
2002
1992
1993
2001
1994
1997
2004
2000
1996
1995
2003
1999
1998
2002
1992
1993
1991
2001
1994
1997
2004
2000
1996
1995
2003
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2003
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2003
2006
2005
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2007
2003
2006
2005
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2007
2003
2006
2005
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2007
2003
2008
2006
2005
1999
1998
2002
1992
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2007
2003
2008
2006
2005
1999
1998
2002
1992
1987
1993
1991
2001
1990
1994
1997
2004
2000
1996
1995
2007
2003
2008
2006
2005
1999
1998
2002
1987
1993
1991
2001
1995