Year % of GNI 1990 0 1991 0 1992 0.0559679924063493 1993 0.0356919639623023 1994 0.303944178995058 1995 0.345890610275811 1996 0.172890347450623 1997 0.164450281375386 1998 0.0538342639105873 1999 0.0885898434644035 2000 0.15906229284648 2001 0.167806258083301 2002 0.442403118638337 2003 0.00363937580995893 2004 0 2005 0 2006 0 2007 0 2008 0 2009 0.0198534637419686 2010 1.29687583755858 2011 1.47800688732424 2012 0.636431081236079 2013 0.476131320623761 2014 0.0351885819957126 2015 0.25913924606818 2016 0 2017 0 2018 0.413371883967924 2019 0.944487691778811 2020 0.841739788788048 2021 3.33020491208918