Year	% of GNI
1975	7.374347836322062
1976	8.993448413665988
1977	17.532940044394408
1978	5.740817662570296
1979	8.7029581550346
1980	-7.0639741533265985
1981	-9.590275511293335
1982	-9.002525180966108
1983	-9.149834123855156
1984	-11.813911000700669
1985	-3.075345794586104
1986	2.4058708881035606
1987	10.83770793928264
1988	7.769909748442853
1989	15.869192686543292
1990	12.302075126913953
1991	9.82653153266661
1992	11.298338981913778
1993	8.224246478835203
1994	13.825587313390985
1995	10.685675696087264
1996	10.028851404716205
1997	14.552578059791928
1998	14.571390040619391
1999	10.511093359027651
2000	10.073749860243222
2001	12.645605081037344
2002	12.447171722590054
2003	15.25230613068847
2004	14.357717498628062
2005	13.516418319821955
2006	18.754550870963026
2007	17.408656861734393
2008	13.29593964923569
2009	15.936660858399634
2010	13.345785544980256
2011	14.825342192020777
2012	17.097230922294735
2013	17.049962972676475
2014	15.874601268319923
2015	15.79305801060388
2016	17.182630361556907
2017	14.85796983576353
2018	16.038260874926603
2019	15.706754597003705
2020	15.831888988052306
2021	14.499376416460743
2022	11.871273893936534