Year % of GNI 1976 50.36107213830753 1977 57.03568990255894 1978 61.389811724474164 1979 60.898797385690074 1980 66.587874978522 1981 61.24822391184248 1982 66.03063156911196 1983 82.43165869883424 1984 76.67485801389557 1985 97.87785723398171 1986 155.34957172214533 1987 146.67944220925497 1988 115.34077765375838 1989 94.90628234632192 1990 94.60905977178334 1991 81.60602328748652 1992 79.54902625320896 1993 79.5899114163954 1994 85.62552394586223 1995 82.34192508306332 1996 73.38529143318982 1997 68.74010209019585 1998 68.24267298083073 1999 69.91279228562888 2000 72.10634485697706 2001 60.4517850837271 2002 66.31798773936366 2003 75.36917857881596 2004 74.91558841083862 2005 75.96006034103375 2006 56.589721009366635 2007 40.09907335160614 2008 35.32702532483695 2009 34.68295928215427 2010 30.790313494005655 2011 26.904689998717522 2012 25.995061398339313 2013 28.31771410919756 2014 28.385039572573294 2015 31.045627576389112 2016 32.99572929485723 2017 35.68795641397464 2018 33.70060081495711 2019 35.69983652523703 2020 42.581933460337154 2021 40.69778821782411 2022 37.27764645213169