Year	% of GNI
1990	-9.55575845521726
1991	-14.906775065979
1992	-20.0288074630286
1993	-18.6987493217455
1994	-10.2816851252851
1995	-8.03683884155376
1996	-11.1933239802984
1997	-11.2006886411122
1998	-14.4414574363538
1999	-20.8084218401866
2000	-3.8195502536405
2001	-9.29366162255627
2002	-3.35029985122745
2003	-0.189266850961692
2004	-2.04515958331623
2005	7.26616451974305
2006	13.3737073341698
2007	21.0352411898384
2008	15.3811522262781
2009	5.87405373698701
2010	5.09988870658781
2011	-5.82188957126913
2012	9.14434088223526
2013	4.67750322616101
2014	4.41013532863264
2015	3.96700950483922
2016	8.46162199028407
2017	10.9902012315128
2018	6.56834915415789