Year % of GNI 1980 0.9854206517877239 1981 1.4648861516107252 1982 2.035499674545567 1983 1.423350128436657 1984 1.2894877154778732 1985 1.0339452563434328 1986 1.5166427509042868 1987 1.5553800415059829 1988 1.48531103856886 1995 3.678349033876826 1996 3.8776389139710004 1997 3.0538453661751226 1998 3.2466286196320624 1999 1.976907967243177 2000 1.5182717495442108 2001 1.5249664913990004 2002 1.8431107011151966 2003 2.9296586689921518 2004 1.98436883208375 2005 1.593803955105425 2006 1.350457887707795 2007 1.5799038155678233 2008 1.1494167052095325 2009 1.2257522154223677 2010 0.9670900234232285 2011 1.0297853445332648 2012 0.981652491842296 2013 1.0422901797564719 2014 1.1210507010985558 2015 1.6911457815837165 2016 1.9465281789917537 2017 1.9133159515819682 2018 1.1771424509704709 2019 1.0807536750735367 2020 1.2887908976321614 2021 1.2995917378998085