Year	% of GNI
1970	0.573802218670886
1971	0.30041722198746434
1972	0.3013154413057901
1973	0.24341557123989452
1974	0.11878549217029521
1975	0.13353450408429124
1976	0.18998416128344722
1977	0.12743192278308235
1978	0.24494381310015534
1979	0.47762039663514855
1980	0.694451445453299
1981	0.6099460267379679
1982	1.3418381231708898
1983	2.7261277233937746
1984	2.023063155344992
1985	3.5690300148120717
1986	2.262112478589623
1987	1.8763239478812266
1988	2.8204351711205238
1989	2.61975169902398
1990	2.384622967781041
1991	2.4097834892374412
1992	2.760488619903305
1993	2.7666527738525186
1994	2.3149618900476607
1995	2.8159170038486656
1996	2.705313764662274
1997	3.2599860103325726
1998	3.9020384942389352
1999	4.060143337693437
2000	4.96309683077141
2001	5.3664933732415845
2002	5.70394129980945
2003	3.8865624237275216
2004	2.5332813365551146
2005	3.617429316174404
2006	1.9971448976635466
2007	4.069717734650583
2008	1.3506429892902776
2009	1.3983516761408523
2010	0.9487428455564877
2011	1.0843566146941839
2012	1.2151831888017959
2013	1.4305094696938367
2014	1.5047516892672566
2015	1.9547717900084582
2016	2.263972926305962
2017	1.88388961446253
2018	1.9368606940590214
2019	2.161717150848101
2020	2.4420796236654048
2021	10.821013638281192
2022	10.47908542989747