Year	% of GNI
1974	15.2365128445745
1975	11.5197914041513
1976	9.52876891971233
1977	9.76162892388634
1978	3.97214971352579
1979	3.86023327007743
1980	-2.39375325831264
1981	1.93048225800988
1982	4.05244210862256
1983	2.07894741117264
1984	2.55626058300927
1985	3.33609366164839
1986	1.0554370270949
1987	4.39771063792519
1988	0.857900754737419
1989	0.561797303058097
1990	-0.164110722395915
1991	-0.602440570797925
1992	-0.903903438033515
1993	-4.84219275576877
1994	-1.77685341129564
1995	-0.985804285029449
1996	-1.81161441344508
1997	-0.243325816673183
1998	-0.137708270033424
1999	0.427095916126402
2000	0.255678437317449
2001	4.37828890762779
2002	2.58355922052355
2003	4.18743746688364
2004	3.29045601169885
2005	5.00363603064442
2006	2.73783812142941
2007	4.80083300925719
2008	4.95896198020616
2009	5.16060529275333
2010	6.60122549326179
2011	4.08025867147437
2012	5.96037095831848
2013	5.65614785695201
2014	8.583826446196
2015	10.6897900503587
2016	11.9484378370352
2017	13.8283822140284
2018	14.2523874694921