Year	% of GNI
1990	1.27218994698521
1991	6.08198254315296
1992	6.33633166417927
1993	7.08455976216514
1994	10.5738260294631
1995	9.61676159154813
1996	9.61479295634794
1997	11.6988620305183
1998	11.3025102488033
1999	10.6847082582733
2000	9.18993943900798
2001	9.2681550544077
2002	9.98847812903091
2003	10.1186340437122
2004	9.89747981497507
2005	11.8770080490221
2006	12.5438264903279
2007	13.8524281099178
2008	13.9172384939868
2009	12.9676260375226
2010	14.3825688665725
2011	14.6985780204053
2012	14.4229244710366
2013	14.6885850335866
2014	13.9424747567932
2015	13.0724910561487
2016	11.6073236982094
2017	11.0720924999641
2018	10.3859868284459
2019	12.6111657223347
2020	11.1813950372917
2021	6.68547785172175