Year	% of total merchandise exports
2006	0.9113527029650984
2007	0.9614104481709126
2008	1.8903824362627946
2009	3.8085510843943746
2010	1.5294063973039462
2011	1.3755877243646741
2012	1.388234792039087
2013	0.7671792667055166
2014	0.9285783870391658
2015	1.1537688900592307
2016	1.212545982698025
2017	0.9595843679705873
2018	0.8589185223729734
2019	1.100995972665263
2020	1.802311317663164