Year	% of GNI
1980	7.8069580983545706
1981	6.023424992127314
1982	5.1447274459708074
1983	6.239418804587384
1984	6.848294144227662
1986	4.057170293197165
1987	4.864847177415895
1988	4.563846660763653
1989	6.91495606195094
1990	8.553494575126452
1991	6.010813213104269
1992	6.388326287284833
1993	6.256037141566444
1994	8.019485715402833
1995	8.761951364630221
1996	8.645287261390965
1997	8.626046024390163
1998	6.465593975063276
1999	5.9558964790268565
2000	10.450707444019113
2001	6.9689994889115665
2002	7.081528139959405
2003	6.913026170558365
2004	7.189209049368685
2005	12.122604931492148
2006	12.269648031482378
2007	12.057165218251573
2008	9.924832172776593
2009	6.192973878037774
2010	8.23906559238488
2011	10.34784006964861
2012	9.147382114590371
2013	6.803404913749062
2014	5.293208184618488
2015	3.1363976849657638
2016	3.1500444711939175
2017	4.458856363946318
2018	5.171145988351919
2019	4.5472050251944225
2020	3.1714265297048323
2021	5.227875866705206