Year % of GNI 1989 4.165583012286287 1991 0.05845705078261406 1992 0.3830619335961461 1993 0.7382589091984865 1994 1.3192079159740078 1995 1.065358235551841 1996 5.533696317825145 1997 5.440012377662855 1998 4.63917717209729 1999 5.359318520251346 2000 3.845482270058911 2001 4.1792323994252065 2002 3.9956701665980097 2003 3.531855244331642 2004 2.9704639502052212 2005 2.4793760707533643 2006 1.8169352723132999 2007 1.3461398648659721 2008 1.642973286084316 2009 1.258786775527415 2010 1.6467492392829928 2011 1.0643343723979148 2012 1.7941328825807406 2013 1.3347321587730092 2014 1.2881904339754426 2015 3.4339827568355097 2016 2.2003942839910953 2017 1.723805285946782 2018 2.496398793771082 2019 1.9734052694611304 2020 1.7819950769786042 2021 0.9189246155445532 2022 1.8024498873764467