Year % of GNI 1970 2.2435810274753507 1971 2.393281734106898 1972 2.540678014624617 1973 2.074025677638241 1974 1.664795478270325 1975 1.821433728122875 1976 1.5170951690986423 1977 1.6002727345049907 1978 1.7973708102967068 1979 1.8544700514132058 1980 1.908886501572898 1981 1.3420654852219236 1982 1.6426004862902257 1983 1.640133242017278 1984 2.78369326146727 1985 5.060435719557717 1986 6.012196184759964 1987 6.239563485311067 1988 7.7287884373173075 1989 3.3217182583796516 1990 3.725810162778219 1991 3.984664886949597 1992 9.609494796223824 1993 3.996318421344401 1994 3.298968680000844 1995 3.071274187284089 1996 2.0799379571606402 1997 2.0402039405291075 1998 2.118168609884589 1999 2.44372867798693 2000 2.758314430165088 2001 3.048095417356742 2002 3.0971137602425585 2003 3.3223628602237922 2004 4.237662284827779 2005 3.381227929771712 2006 2.6848257137436984 2007 1.83932465254735 2008 1.4262774221126653 2009 1.7013760612773412 2010 1.1803745556485852 2011 0.9616920399602106 2012 0.9469745642149984 2013 0.7491040798248765 2014 0.7048915643493553 2015 0.9138128548016209 2016 1.1809510168872557 2017 1.115017905420615 2018 1.1902648698329397 2019 1.4604055066868542 2020 1.6841533945974863 2021 2.3794674098825923 2022 2.4717141463403633