Year	% of GNI
2002	2.93096147902891
2003	5.69758098067798
2004	-5.48578549135495
2005	0.695191408209399
2006	19.7225560818626
2007	6.45331228941574
2008	10.3152206625493
2009	5.32633034745058
2010	-5.50858574318207
2011	-4.12361172511257
2012	-5.18826038105393
2013	-7.55423518361892
2014	1.4352760848012
2015	27.345956241809
2016	22.5684377933172
2017	23.1963659947306
2018	23.6989072666344
2019	22.8622372601816
2020	21.3186415486438