Year % of GNI 1984 1.868234980384048 1985 1.489091331151647 1986 2.883138964992483 1987 5.010071705260111 1988 9.133101370147426 1989 7.802266438302421 1990 6.875021068833664 1991 6.991906646948254 1992 7.100647834854089 1993 6.099614364347192 1994 6.445404268312374 1995 9.085649841725457 1996 8.556374675820036 1997 7.82958105671786 1998 8.809909026692152 1999 5.197151995653193 2000 4.152039477330712 2001 4.645695843623338 2002 4.927569081096026 2003 6.654004275354104 2004 5.882312982684987 2005 5.370922965677627 2006 9.496060633224257 2007 9.20843259316959 2008 9.826140031991892 2009 7.927712454975058 2010 10.28748700879474 2011 10.967995263836002 2012 8.487166889222097 2013 7.46312084118298 2014 6.3154875914441195 2015 4.4683876936533995 2016 3.80613228733716 2017 4.08367843405412 2018 2.87720647949937 2019 2.45273645205022 2020 2.2837775155318747 2021 3.44411961128635