Year	% of GNI
1970	1.2940351949891067
1971	0.6278201227849356
1972	0.7845491706783022
1973	0.8209906976725788
1974	1.2351427840740705
1975	1.0976025490646655
1976	1.2430048692467093
1977	1.3690371451088257
1978	2.225447624681016
1979	1.3770676325026836
1980	1.746761151410639
1981	2.1294778272895005
1982	2.9499009508723697
1983	3.4261277731319004
1984	4.4359577828103225
1985	4.93532432747721
1986	4.409100209647905
1987	5.3714829333099985
1988	5.627709800986192
1989	5.4270528921926005
1990	6.096241160136963
1991	5.844718438984895
1992	4.010437422096584
1993	3.342531926659764
1994	3.809732095459364
1995	2.2011709880273633
1996	1.3660904865824288
1997	0.9472280405180531
1998	1.3636657506612697
1999	1.5352496386908636
2000	1.4855902916475665
2001	1.0692312886463688
2002	0.9798833566409343
2003	0.7456252068458848
2004	0.4298294517427987
2005	0.463968811565447
2006	0.46029380356187943
2007	0.8282360460109686
2008	0.7223992151525902
2009	0.9346741519122176
2010	0.801249238873103
2011	5.203864611256364
2012	1.0503679779269968
2013	1.103404986253943
2014	1.0910446693221336
2015	7.1735858183677115
2016	1.5299195796231673
2017	1.1509762064323037
2018	1.2542730220050258
2019	3.6848453464068363
2020	6.154889202797053
2021	0.5923708864994769
2022	2.195334644578767