Year	% of total merchandise exports
2000	1.49211054071136
2001	1.5809756139007658
2002	0.2491742986677896
2003	3.784446408900947
2004	3.060750253318149
2005	0.6841649384763517
2006	0.3475413045510452
2007	0.792007815030446
2008	0.6756699702771558
2009	3.6287054912724748
2010	1.8661044443914163
2011	2.361677580897444
2012	1.7970335886787956
2013	2.4987400133710462
2014	1.6837375798535699
2015	12.86202588065677
2016	1.0687215951000726
2017	5.389107734818889
2018	1.1319241299866638
2019	13.854567673891733
2020	30.70711982348066
