Year % of GNI 1970 4.923215185162488 1971 4.465236124857176 1972 4.117700715078011 1973 3.991906209715465 1974 3.605490709369419 1975 5.086884271794443 1976 3.1928564063364417 1977 3.4269448313851556 1978 3.1768078282203254 1979 8.023267381873078 1980 3.936323033494213 1981 2.6887384773192324 1982 3.524231049118298 1983 2.0281551797379183 1984 2.1179415505431782 1985 1.954122863219011 1986 3.243878551642263 1987 1.3425735494280153 1988 1.9234798932147836 1989 0.28284628045807064 1990 0.36327616781265937 1991 3.4563775137457364 1992 0.031246084068240143 1993 9.716000995932369 1994 7.5461269721434725 1996 0.16816840101094274 1997 0.013184806044776138 1998 0.00833354167187513 1999 0.005790820134552923 2000 0 2001 0 2002 0.0024895165149284512 2003 0 2004 0 2005 0.00409646985216288 2006 0.0050213552245455245 2007 52.61410608090794 2008 6.798861050817161 2009 0.9915853635324237 2010 0.23830803025998185 2011 0.13190313182311528 2012 0.18007334233591762 2013 0.21471891097576573 2014 0.490867041731947 2015 0.17456561770707146 2016 0.15032726104628327 2017 0.3023203635841349 2018 0.4104439118711289 2019 0.4297768618055484 2020 0.836319676452333 2021 0.6023823004552352 2022 0.8298889296775007