Year	% of GNI
1975	-1.4865912104589
1976	3.70997409148989
1977	12.5639511157503
1978	5.45745275847425
1979	0.883561034944569
1980	4.07625902482457
1981	6.38497174309207
1982	3.1347086153304
1983	8.08738687410854
1984	6.53033690071307
1985	13.0123249401081
1986	10.4814217962316
1987	7.37394619990919
1988	9.33820604229502
1989	3.103120595417
1990	7.659300116553
1991	7.69187467427126
1992	2.52314757055204
1993	25.8904156373572
1994	22.1154450597856
1995	10.1067837337468
1996	1.74643150488692
1997	1.57917267657578
1998	1.53964677642763
1999	3.26589146697607
2000	-2.38697095227095
2001	-5.2839546193856
2002	-6.78386996027005
2003	-6.04599823166877
2004	-3.32043553505911
2005	-0.603083367623637
2006	2.41321750677726
2007	3.48069661014298
2008	2.53399520529668
2009	-5.04797094054422
2010	-4.56069749261603
2011	-5.07651349218703
2012	-4.91113043482367
2013	-7.20916893696726
2014	-6.81959972821836
2015	-5.96776198291155
2016	1.94978881430403
2017	0.82236227910023
2018	1.64594667960858
2019	2.4408979421786
2020	3.41401926154637
2021	5.53128007336321