Year	% of total merchandise exports
2000	2.267209685532982
2001	1.913152352529246
2002	1.9767275028154518
2003	0.4200218078216422
2004	0.052555792627251297
2005	1.938583272498998
2006	4.26724101792084
2007	3.306098575513912
2008	0.08112627845377125
2009	0.2832143513754228
2010	0.5285088364263686
2011	0.24798011175883797
2012	0.13151742786854842
2013	0.03366239657467303
2014	0.017562294951061045
2015	0.035471875321902685
2016	0.02449160970815723
2017	0.17300053330328458
2018	0.005304513606670946
2019	0.005762131925682418
2020	0.002574384384649993