What year did Shel Silverstein die?
1999
1999
2001
1999
1993
2002
2001
1982
1998
1999
1993
2002
2001
1994
1997
2003
2000
1996
1984
1987
1990
1988
1982
1983
1998
1999
1993
1986
2002
2001
1995
1994
1997
2003
2000
1985
1989
1996
1984
1980
1987
2008
1990
1988
1982
2004
1983
1991
1998
1979
1999
1992
1993
1986
2002
2001
1995
1994
1997
2003
2000
2006
1985
1989
1996
1984
1980
1987
1981
2008
1990
1988
1982
2004
1983
2009
1991
1998
1979
1999
1992
2016
2005
1993
1986
2002
2001
1995
1994
1997
2003
2000
2006
1985
1989
2007
1996
1977
1984
2012
1980
1987
1981
2008
1990
1988
1982
2004
1983
2009
1991
1998
1979
1999
1976
1992
2016
2005
1993
1986
2002
2001
1995
1994
2010
1997
2003
2000
2006
1985
2013
1989
2007
1978
1996
1977
1984
2012
1980
1987
1981
1975
2008
1990
1988
1982
2004
1983
2009
1991
1998
2015
1979
1999
1976
1992
2016
2005
1993
1986
2002
2001
2011
1995
1994
2010
1997
2003
2000
2006
1985
2013
1989
2007
1978
1996
1977
1984
2012
1980
1987
1981
1975
2008
1990
2014
1988
1982
2004
1983
2009
2017
1991
1998
2015
1979
1999
1976
1992
2016
2005