Year	% of GNI
1980	16.7396010556953
1981	23.0540846538821
1982	21.734206209022
1983	20.4529389316554
1984	21.8281699768459
1985	18.382405129666
1986	18.5766980045155
1987	16.9384642173859
1988	19.3611410974081
1989	15.2165800433366
1990	0.381142107394133
1991	3.57242691043965
1992	-0.255523883185722
1993	-7.47471488434028
1994	-2.00157830816415
1995	19.9464689686017
1996	3.47267531342944
1997	15.7092421221469
1998	15.3985831089139
1999	4.30426268756162
2000	0.725837556109244
2001	2.98499418758789
2002	4.59294747994322
2003	2.37779011393601
2004	2.97173490183186
2005	2.41409918804993
2006	0.842819276685039
2007	-4.28310667114569
2008	2.59913234718251
2009	5.65634829730772
2010	6.06011469289441
2011	8.34673887229062
2012	8.44525347321269
2013	10.4211380236173
2014	8.69974629302551
2015	8.04411377805269
2016	9.83775737195554
2017	11.2464570796325
2018	9.6132248885516
2019	10.2970548307502
2020	6.45911704888265
2021	7.38977974702688