Year	% of GNI
2005	-0.991531578334004
2006	0.692133341879583
2007	2.61527754448812
2008	3.53788016061504
2009	0.688169146190139
2010	0.370301389100072
2011	0.649805945092847
2012	-3.05076874796533
2013	-3.07463430745142
2014	-6.73480891940371
2015	-5.60170283277495
2016	-10.3022023291627
2017	-6.98896320822653
2018	-5.9555270879832
2019	-2.10707186084458
2020	-5.57011360648845
2021	-8.02275831462789