Year	% of GNI
1970	0.8138098996421267
1971	1.004712696517413
1972	1.071577478079332
1973	0.797815596299365
1974	0.6821527289404123
1975	0.5717745560204748
1976	0.610294914450773
1977	0.625512247208522
1978	0.7158554038532153
1979	0.8088121526262864
1980	1.5551008992252084
1981	2.479536480326538
1982	3.646392542003708
1983	3.829030377578846
1984	3.8740374315867854
1985	5.409399249462399
1986	4.604983681171885
1987	5.446418407886942
1988	6.975384736018656
1992	3.0405758226582873
1993	2.169266516361136
1994	3.4826029647972754
1995	3.7041790489477138
1996	3.56588021100125
1997	3.6649165497294165
1998	3.479957251147515
1999	3.318859103151459
2000	3.6943598523760124
2001	4.6279780016874215
2002	3.736935993934388
2003	3.3954009442903885
2004	2.6954308035241366
2005	2.2740582722183342
2006	1.751375332391784
2007	1.5349049348497303
2008	1.3301903546359817
2009	1.5595450825535297
2010	1.2288907664201432
2011	1.2776712649924606
2012	1.3234388428333543
2013	1.450859891848015
2014	1.5012675782956222
2015	2.503091193033743
2016	1.9458606685138167
2017	2.434139687488599
2018	2.666153285189115
2019	2.793055231455191
2020	3.002973546504139
2021	2.6487394942932974
2022	2.1979631250754026