Year	% of total merchandise exports
2000	57.58629830502231
2001	6.743267792271033
2003	0.016923607618089347
2004	0.0007257382328819144
2005	1.5610268937640184
2006	0.04420645521886124
2007	2.0183897059873757
2008	0.20878365596840162
2009	4.1693614172910785
2010	10.626673918651724
2011	11.273605169860215
2012	6.207136242784657
2013	72.29304502817486
2014	7.472242336797598
2015	10.396241800319292
2016	19.425106176092914
2017	4.953937859867965
2018	5.550170184772919
2019	9.798877260119706
2020	10.69497245713628