Year	% of total merchandise exports
1998	0.0014478317366882227
2000	0.00787289125734848
2007	0.031207620396266907
2009	0.08208132745488098
2010	0.10748887537200312
2011	1.9825784225416523E-05
2012	0.03636767481021971
2013	5.722690984796909E-05
2016	0.0001508573173538322
2017	0.008180488388102362
2018	0.0953499990564323
2020	0.00016532464261627915