Year % of GNI 1995 -0.11935304437267735 1996 1.3885364679466603 1997 0.6168567144338098 1998 6.388637013815986 1999 2.393037730165944 2000 1.120540173741711 2001 -0.6921709150573986 2002 0.906090413699852 2003 1.2265695408639907 2004 4.913082764837243 2005 6.6000456270229275 2006 7.549965951829333 2007 7.882618361908128 2008 7.98202999228912 2009 5.435979049089968 2010 7.083111080531286 2011 8.285108621961742 2012 8.753816423664384 2013 8.831863191162654 2014 10.05783122580972 2015 10.752769326628473 2016 9.640380538422564 2017 10.168312351640195 2018 10.681451549837847 2019 8.925775268931295 2020 9.404652215652844