Year	% of GNI
1970	7.364453511077803
1971	7.170801110399226
1972	7.1559491308781915
1973	7.573331873069744
1974	7.27180343468072
1975	6.0386204774130565
1976	7.894783173911146
1977	7.968008592914171
1978	7.435865214138932
1979	7.595429969876783
1980	6.903900204785644
1981	7.469422394222866
1982	7.749423002042975
1983	7.860833125608341
1984	7.225009578548661
1985	7.285351326789286
1986	7.90256641281839
1987	7.839628438150216
1988	7.654336950168802
1989	7.103018619609865
1990	7.2076077304425095
1991	7.1807514717195655
1992	6.899623511787039
1993	7.051564505095656
1994	7.076154360662414
1995	6.792602019829061
1996	6.33260143217763
1997	6.945476365110807
1998	7.037429626816741
1999	7.391579195930114
2000	8.294439373175894
2001	8.491375252746456
2002	8.530783959227394
2003	8.767751197644289
2004	8.947999459625724
2005	8.802603574993045
2006	9.089888844477839
2007	9.057879164601243
2008	9.394297967934168
2009	9.535040186748788
2010	10.191743039317915
2011	10.374668981814807
2012	10.176835636942796
2013	10.50205737829037
2014	10.540746407339846
2015	11.059230914316283
2016	10.676613856242044
2017	10.373742505029092
2018	10.252654039931242
2019	9.918089830933443
2020	9.82425733035615
2021	9.471016601936183