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 0.0736729807564414 2003 0.119365250138684 2004 0.108402307824725 2005 0.165859751493618 2006 0.539399553349188 2007 0.506257162931801 2008 0.852235372623718 2009 0.521603640974041 2010 0.195396374155255 2011 0.463843785081747 2012 0.425942879955699 2013 0.406872763356763 2014 0.379890597810691 2015 0 2016 0.0599155079295538 2017 0.150645058718079 2018 0.225330298238788 2019 0.165455832256211 2020 0.0967229892615558 2021 0.255776620215343