Year	% of GNI
1980	4.849809768231297
1981	3.9147367362584564
1982	6.543418054022518
1983	4.508297497617494
1984	3.1713871433160894
1985	3.3423602573102653
1986	2.768964436772742
1987	4.592021304982129
1988	4.751449413606186
1989	5.419829367193095
1990	7.23479851404622
1993	36.68700648712101
1994	30.47238857009271
1995	22.601911809103903
1996	13.920423188721484
1997	10.290423664019505
1998	11.199380441472627
1999	8.53677578435986
2000	8.015383305475515
2001	6.511313355497606
2002	6.92658410154237
2003	9.253813787616199
2004	11.041892387943038
2005	9.464387378923838
2006	7.692720970308006
2007	5.93841287099684
2008	3.8740529870352396
2009	4.470602635768923
2010	4.060234837414843
2011	2.754604220489526
2012	1.1541870100546814
2013	1.4141518737994694
2014	1.257240193166535
2015	1.5803151274093512
2016	1.3214036375402038
2017	1.3995750102576598
2018	1.7421589607019068
2019	1.7114406320780065
2020	2.270144192205125
2021	2.8828711899027546
2022	2.410004620491012