Year	% of GNI
1990	-18.6052051363921
1991	-10.3973437640097
1992	-23.6997222688152
1993	-14.6032904438328
1994	-9.71119541147863
1995	-24.4120794863316
1996	-17.0116134674845
1997	-23.6328321648434
1998	-25.6192900979294
1999	-16.4550814209215
2000	-26.1121726330391
2001	-11.9871234661739
2002	-9.14799540882128
2003	-12.549051384148
2004	-9.95913414194426
2005	-6.28962287415103
2006	-6.66020100381988
2007	-2.62971738355301
2008	-3.21652388101978
2009	-5.64704630841847
2010	8.96234132122852
2011	-11.735558537431
2012	-1.52103289157549
2013	-22.4531549132031
2014	5.16069799952816
2015	-13.0981160963848
2016	-30.3230712416397
2017	-13.8761038950742
2018	-18.5825273289224
2019	-9.38119972660034
2020	-7.23182785663379