Year % of GNI 1970 0 1971 0 1972 0 1973 0 1974 0.00557384847923286 1975 0.00165919670100179 1976 0.000656475404741476 1977 0.000198146121570844 1978 0.000538441840143966 1979 0.0150558136314966 1980 0.0433415305775438 1981 0.0134590002768923 1982 0.00504959802874849 1983 0.00654097350840366 1984 0.00182643013560577 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 0.00227655997392805 1998 0.000729125388685143 1999 0.000699940057342236 2000 0 2001 0 2002 0 2003 0 2004 0 2005 0 2006 0 2007 0 2008 0 2009 0 2010 0 2011 0 2012 0 2013 0 2014 0 2015 0 2016 0 2017 0 2018 0 2019 0 2020 0 2021 0