Year	% of GNI
1990	-22.2809101573427
1991	-6.97254091190358
1992	-22.0914385896623
1993	-33.2182675778841
1994	-13.8638708729304
1995	-12.5092738880588
1996	-5.72122022502629
1997	-0.709820492396963
1998	-8.80280748856459
1999	-3.94097689646831
2000	-10.2336173646466
2001	-6.32623070206764
2002	-4.46362247402315
2003	-2.19703664209251
2004	-2.99823997880413
2005	3.58327871552978
2007	-0.895648686294442
2008	1.79961396977634
2009	-0.284957699826279
2010	0.388501248975476
2011	1.42911885906148
2012	-0.0267000346204805
2013	2.51892916756568
2014	10.5452097876575
2015	14.1318782648124