Year % of GNI 1970 0.020930274418604657 1971 0.026777058037901504 1972 0.06346895063702969 1973 0.6519573029147108 1974 0.4689285981431012 1975 0.41881644513796346 1976 0.402175615868845 1977 0.362980187416332 1978 0.3399585328185328 1979 0.5453213651877133 1980 0.7491615984855483 1981 1.6896907440553128 1982 3.2157333564765347 1983 3.6135002012377617 1984 3.1629178701848883 1985 7.86913055381521 1986 5.763999425280762 1987 4.344664425801041 1988 3.931586029530767 1989 3.405678573044397 1990 2.7264390877428513 1991 2.647695486377692 1992 2.3173447675499497 1993 2.362334021502378 1994 3.2126787532383148 1995 4.440908501981475 1996 4.675953578034096 1997 4.108642469400114 1998 4.489046152333798 1999 4.510230086302443 2000 6.728221895497563 2001 8.549644101464052 2002 15.907676056108308 2003 12.451302529742582 2004 25.590211133264003 2005 16.866206656698218 2006 9.402291002058481 2007 42.142502312594395 2008 6.447254494117774 2009 6.03469651675927 2010 6.02025909280988 2011 5.143050294788046 2012 5.267785430079568 2013 5.8373699206003655 2014 3.740066362830072 2015 3.667568018126994 2016 3.983272287901886 2017 4.015560898409056 2018 4.004830374912689 2019 4.213642502371086 2020 3.791685095174942 2021 26.131886451724274 2022 2.655111039151161