Year	% of GNI
1976	15.2654509787871
1977	17.3692032338027
1978	17.3502037236112
1979	16.3965125080261
1980	17.1859334975048
1981	16.8205370379609
1982	16.3169762636124
1983	14.4275301783526
1984	15.7625218696799
1985	18.6219761509435
1986	15.5195627722002
1987	16.812438440683
1988	14.8582151982033
1989	13.2216246673899
1990	10.2982117100154
1991	11.6792648231245
1992	15.050420422552
1993	16.5900419205037
1994	13.9508084751395
1995	20.9817455928999
1996	20.3499777199478
1997	19.0806740020859
1998	20.1037785770773
1999	20.4225485628058
2000	21.6516974998032
2001	18.4790120022061
2002	25.1646206943998
2003	25.1613211333788
2004	27.6626230717916
2005	30.6007804307611
2006	29.2823800100251
2007	30.7449265126988
2008	36.3032080022436
2009	36.8105609322403
2010	37.4641253468634
2011	29.3739855714259
2012	34.3154666039445
2013	36.8341852711137
2014	39.0173101341573
2015	39.5297306208101
2016	34.8507280515906
2017	41.4630051996492
2018	42.3261501843519
2019	41.7556016646119
2020	32.4352319215556
2021	32.4993897789973