Year % of GNI 1989 0.635550822936684 1990 0.885358114397629 1991 0.545241011055403 1992 0.443542969472359 1993 0.548399209799806 1994 0.576036342526813 1995 0.872181317514097 1996 1.11286292471451 1997 0.900717019552004 1998 0.240822010856741 1999 0.674036903971216 2000 1.34931282372431 2001 1.47118114711247 2002 1.13859577246494 2003 1.14969707897401 2004 1.00512739660047 2005 0.95390656416835 2006 1.17911334982591 2007 0.918927161729106 2008 1.23534337487894 2009 1.16491467027361 2010 0.898611493068441 2011 1.18071114927828 2012 0.836121067634905 2013 0.779950974870513 2014 0.806864505203705 2015 0.623689356302003 2016 0.422582846644037 2017 0.591598433571082 2018 0.815487419149946 2019 0.528220731710352 2020 0.252452065249458 2021 0.690472739507103