Year	% of GNI
1990	-0.176801504100122
1991	2.80122127609149
1992	-11.8491708559285
1993	-8.91981868547041
1994	-18.2033112071291
1995	-16.5181359694587
1996	-8.40774135066991
1997	-11.5592060982851
1998	-6.56536013493716
1999	-12.8457872456636
2000	-8.07694843638346
2001	-10.185096569076
2002	-9.13571463593323
2003	-11.2426565939952
2004	-9.44609381409084
2005	-12.2909803004034
2006	-9.58578528091399
2007	0.654529489844977
2008	-3.42157060853565
2009	-5.23112901405251
2010	-2.62774324952555
2011	-8.99467025522994
2012	-21.1322212800624
2013	-10.0265791347907
2014	-9.91916690351178
2015	-16.9670065210225
2016	-24.018275870939
2017	-16.6721812368336