Year % of GNI 1994 0.0814921213015714 1995 0.0626111481512266 1996 0.0915969164936165 1997 0.0321474008201022 1998 0.0234409299796556 1999 0.0324315319664581 2000 0.00571625416014751 2001 0.00922369425189844 2002 0.00663575373558305 2003 0.109219313986283 2004 0.11347332266743 2005 0.321173010843284 2006 1.39844190594268 2007 0.722497720971455 2008 1.69599160212922 2009 1.70169462453907 2010 3.09750812929881 2011 5.53212841275285 2012 4.93627649411554 2013 6.03646928964895 2014 5.51676072300578 2015 2.5981122948294 2016 1.75595798960476 2017 1.0961600485824 2018 6.35448409364924 2019 0.965558413942481 2020 4.64706050471313 2021 22.6603619759269