Year % of GNI 1992 1.551022866002461 1993 1.9134298829368435 1994 2.2839723445803073 1995 3.3486733412513665 1996 3.5430979737604167 1997 3.2370178525903923 1998 3.9818512033880453 1999 3.7169793639834423 2000 3.5187000539016933 2001 3.691847167634004 2002 4.498670133249782 2003 5.278203336083429 2004 4.636026859082112 2005 3.1419361920391458 2006 2.4992855230417454 2007 2.4263430922502445 2008 1.305313982814521 2009 1.3410690061264432 2010 1.0349543849535963 2011 1.3386229854005856 2012 1.1832807666834806 2013 1.6443975880274853 2014 1.2769471515402735 2015 2.006006727326556 2016 1.2111632285079812 2017 1.3709256663734386 2018 1.3889498841831962 2019 1.4257714629265978 2020 1.465757261745555 2021 1.4108671920186742 2022 1.2172797358331124