Year % of GNI 1970 43.7518935119051 1971 40.94583966673658 1972 38.085682786105494 1973 30.64020199201778 1974 39.45219930294233 1975 34.8429962613931 1976 8.75482492529741 1977 33.15067184461727 1978 13.335255688912618 1979 22.400834705857065 1980 24.202107536759144 1981 34.540058420799106 1982 41.21153046239627 1983 44.667689725427884 1984 57.09995233349843 1985 68.84919753741381 1986 71.72563846955624 1987 121.24159058257354 1988 122.37025629754257 1989 114.90306782978953 1990 98.16134773089746 1991 126.33495770374124 1992 109.6260551476071 1993 97.24908871165182 1994 121.66875226812925 1995 117.7221166336966 1996 86.9302334296664 1997 99.41440515322256 1998 102.65102007530575 1999 114.59555369858461 2000 104.29098490252416 2001 78.38617827026091 2002 86.46862250911697 2003 79.4730869893381 2004 76.58655031336804 2005 61.452350981239746 2006 24.436941653995365 2007 27.63793466165013 2008 23.839753685464885 2009 30.062022911435164 2010 28.112487997505475 2011 25.285698212988457 2012 26.708709189986436 2013 24.50447699636736 2014 24.34497960241018 2015 27.60824653922399 2016 26.15943860813094 2017 26.511710564834168 2018 27.97172693703808 2019 29.71422720537226 2020 38.220878766618924 2021 37.49604812005427 2022 39.90976219459113