Year % of GNI 1970 14.1927832794114 1971 15.904505100583979 1972 17.062888968568483 1973 15.200872491242409 1974 11.0181858483832 1975 12.947302494577038 1976 13.562283310677033 1977 22.951767138972443 1978 35.08711548277847 1979 33.67660532466689 1980 35.377105576213474 1981 36.926122712741396 1982 41.245924114481646 1983 47.30613373263102 1984 53.13488166057135 1985 54.64610267283114 1986 65.99367548196385 1987 81.90036897678524 1988 91.45859111803894 1989 90.81889470131274 1990 86.69723547515973 1991 78.89167981424727 1992 71.50173802020893 1993 78.1041964029477 1994 83.17047155689485 1995 72.31782538799509 1996 72.09077975443527 1997 67.64556803635499 1998 69.05062267217362 1999 104.15803890509687 2000 100.41360148699314 2001 76.630638016375 2002 71.72156750979848 2003 64.53408501506146 2004 59.3439031985045 2005 51.45449151590243 2006 45.3268939813538 2007 43.10197329768456 2008 31.551036632166802 2009 21.825083277502465 2010 22.42554076538155 2011 20.70993720961395 2012 18.766110244369898 2013 20.37158413063535 2014 24.93533659018066 2015 29.120607707652425 2016 36.09353940372466 2017 40.40636498294143 2018 42.97984760648868 2019 49.45484352572617 2020 58.7689900571169 2021 55.57180053579563 2022 53.61537358787077