Year % of GNI 1970 0.0477282404827449 1971 0.0701110278326409 1972 0.0660847329979754 1973 0.0885622717859538 1974 0.388249409046272 1975 0.302100528858789 1976 0.250934366916193 1977 0.170934783891968 1978 0.162692021012106 1979 0.391175076822766 1980 0.522619709456365 1981 0.465355683856662 1982 0.324758138001583 1983 0.826538591232142 1984 1.17075465434309 1985 1.50058772784892 1986 0.553643469716108 1987 0.781994437272967 1988 0.498452673860895 1989 0.602339135102001 1990 0.759480378457103 1991 0.456080747610916 1992 0.511947798081757 1993 0.45368342516962 1994 0.321036803879598 1995 0.243939326137453 1996 0.323335056308366 1997 0.293408121851104 1998 0.195325992813221 1999 0.556140016321633 2000 1.06361934131198 2001 0.977575361206361 2002 1.27808033346809 2003 1.29589763269967 2004 1.36897118604625 2005 1.74965157546248 2006 1.81164992773419 2007 1.51672802046892 2008 1.81401598096052 2009 1.01382622138073 2010 1.12294789741317 2011 1.52482093441453 2012 1.51443970543702 2013 1.33361465390865 2014 1.39876331607307 2015 0.857685698468755 2016 0.686699294180488 2017 0.934976537711634 2018 1.5802963493344 2019 1.44608781006584 2020 0.949585951805012 2021 2.26355193351451