Year % of GNI 1970 12.889156130063686 1971 14.285641988177808 1972 16.12684652355971 1973 20.94561881091101 1974 24.57792426908242 1975 21.01315081507302 1976 20.995854904937104 1977 26.04346518557408 1978 23.269945731913968 1979 22.696355387409675 1980 24.344941886293295 1981 33.431076927329265 1982 34.2045187599156 1983 39.801162775205995 1984 41.96749926680111 1985 40.05909613490014 1986 41.61435034397511 1987 52.497746089011656 1988 54.05164341213419 1989 57.39791413945225 1990 49.25037626561248 1991 58.341698181782405 1992 58.28344288018451 1993 69.45114848572565 1994 106.94535765791227 1995 86.43909821291066 1996 94.53074476463489 1997 95.76525259077928 1998 96.86038684477388 1999 93.22732364389223 2000 96.16327423994649 2001 90.26751245574016 2002 109.7907343739874 2003 93.39392431769078 2004 88.73372834847916 2005 78.69274297511073 2006 72.33300297600604 2007 60.97072808533224 2008 50.68474288757162 2009 26.70925311589955 2010 29.47238911911899 2011 23.335414699066177 2012 22.892729048572303 2013 35.01657442942034 2014 34.5577249931164 2015 40.22568652369412 2016 37.593658061149924 2017 33.14446198100883 2018 32.86613760071255 2019 35.55425634412539 2020 36.60025118538278 2021 41.590728656932406 2022 40.577541797443736