Year % of GNI 1971 0 1972 0 1973 0 1974 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 0 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1989 0 1990 0 1991 0 1992 0 1993 0 1994 0 1995 0 1996 0 1997 0 1998 0 1999 0 2000 0 2001 0 2002 0 2003 0 2004 0 2005 8.56667223808072E-05 2006 0.00226029824554038 2007 0.00211763318475461 2008 0.00258802441277004 2009 0.00121095660241644 2010 0.00164561461593228 2011 0.00256811249381834 2012 0.00240503594691252 2013 0.00219740262054002 2014 0.00189584847550459 2015 0 2016 0 2017 0.000665238702072875 2018 0.00102534967712056 2019 0.000734773295240645 2020 0.000388510648289449 2021 0.000927702115156125