Year % of GNI 1970 1.8609653386181038 1971 0.9417091302517 1972 1.0061045918070812 1973 0.875749950780838 1974 0.8186282753583978 1975 0.9232443198285665 1976 0.9524005390434384 1977 0.8864188895065549 1978 0.8849575927707349 1979 0.8796677779134366 1980 0.8047321241862246 1981 0.7789847841627927 1982 0.8268459881838465 1983 1.0655069862340412 1984 1.0507018990491628 1985 1.1605733034687822 1986 1.4811398128039497 1987 1.3930359857894308 1988 1.4267666289649397 1989 1.6903209999937432 1990 1.9210882527372204 1991 2.2056574470970154 1992 2.23531359082519 1993 2.4805806882260013 1994 2.8373434013056826 1995 2.887480463820005 1996 2.514277357853681 1997 2.7166895789433196 1998 2.342918998062508 1999 1.8581203263919535 2000 1.9913855056663117 2001 1.7767528532146812 2002 2.2132798443365496 2003 2.6386742728431867 2004 1.4763217579688983 2005 1.7368147944596983 2006 0.7771531446845948 2007 0.9222907643066057 2008 1.2440376127486334 2009 0.6747641443442752 2010 0.5612025205648238 2011 0.5606493929200909 2012 0.5708636271550447 2013 0.6999807382534509 2014 0.8253589655345963 2015 0.7747504596516 2016 1.005958851920816 2017 0.7471149819835927 2018 1.0035787807303083 2019 0.9119741254769703 2020 1.1821838022562938 2021 0.8382929516252854 2022 0.881113662856757