Year % of GNI 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 0 2006 0 2007 0 2008 0 2009 0 2010 0 2011 9.8496925104273E-06 2012 1.29985094292223E-05 2013 1.56494491545904E-05 2014 0.0446189986375918 2015 0.0353302557009329 2016 0.0312698876606663 2017 0.0559286552495865 2018 0.0762905871534093 2019 0.0584400353297322 2020 0.0298315280204558 2021 0.0469547662347942