Year % of GNI 1990 0.906611954126788 1991 0.970008047272968 1992 1.01476167410528 1993 1.52401557125569 1994 1.2667358141225 1995 1.11594296145427 1996 0.938612447743222 1997 0.849320790713483 1998 0.877773616409284 1999 1.0449852181625 2000 1.22803594963819 2001 1.15033665760629 2002 1.1479478101287 2003 0.93099479682764 2004 1.02887739652746 2005 1.03340927579749 2006 0.885526396474759 2007 0.758495736520827 2008 0.741595315463837 2009 0.874602832668549 2010 0.906415786161615 2011 0.926230131780173 2012 0.752183833440703 2013 0.836357898673556 2014 0.842049495977816 2015 0.946972355338746 2016 0.929844488008242 2017 0.882483382410054 2018 0.754563621122382 2019 0.919823213834376 2020 0.96624812916938 2021 1.02877244190911