Year	% of GNI
1970	14.348818784944118
1971	16.09095727403315
1972	16.092568783906806
1973	16.277478782800685
1974	17.247258069733373
1975	17.373705319139507
1976	23.85285945620194
1977	42.350194000611125
1978	35.86065907943528
1979	38.94944054720101
1980	46.250324000573514
1981	44.48783197336148
1982	45.154500749175114
1983	44.757653602974855
1984	41.039971616263415
1985	38.19096555564065
1986	35.35052792835357
1987	35.62242732987919
1988	39.47020485398664
1989	49.68357270384598
1990	55.676916412417356
1991	60.95209545638012
1992	65.99090318208455
1993	49.9773982165978
1994	110.43248596923148
1995	106.17648356218203
1996	105.33000658624326
1997	105.15191777833562
1998	104.61017146139015
1999	96.82257617484153
2000	105.9130546673267
2001	95.04541074357725
2002	87.60486519481316
2003	73.86999836356907
2004	58.925792135495
2005	40.48220447774761
2006	16.54817863689946
2007	13.170789571206013
2008	10.386309325345753
2009	11.637159650536919
2010	11.709977417210082
2011	10.203733407528675
2012	13.086308121137524
2013	15.639193116883169
2014	15.972499980875671
2015	22.99067746623579
2016	23.72589674457832
2017	28.356271840713248
2018	28.04667861950329
2019	33.28652278756131
2020	36.90318512308585
2021	34.73231786312379
2022	35.10750573184865
