Year % of GNI 1981 0.09081894040645871 1982 0.0689171272242747 1983 0.06585353217202317 1984 0.048660979154953383 1985 0.06048888960547866 1986 0.03361942125405277 1987 0.021854449606632218 1988 0.021556249880815444 1989 0.016509205659982186 1990 0.010496694478102338 1991 0.014947203765860844 1992 0.013757053477368976 1993 0.009027707762424706 1994 0.052989835177441116 1995 0.03505390998057834 1996 0.06987979278131581 1997 0.06960651237377115 1998 0.06666845354914865 1999 0.05027080686869914 2000 0.06091181660706177 2001 0.07816829931505076 2002 0.16144346487154154 2003 0.05254857703613047 2004 0.04182224232238552 2005 0.04844643862980592 2006 0.29018004922216345 2007 0.2343762879495539 2008 0.3363867552107925 2009 0.3742074244227964 2010 0.5511135632433631 2011 1.0894566613782761 2012 1.1156389047776212 2013 1.04101597230741 2014 0.8642950058658463 2015 0.5482478878000518 2016 0.6063099913502805 2017 0.49095701521062585 2018 1.1097228016229104 2019 0.6435523734100349 2020 1.2219691439743228 2021 4.830411186213143