Year	% of total merchandise exports
2000	16.854858894515765
2001	10.81399857070236
2002	13.427106397019791
2003	13.492086986974034
2004	36.00785562658316
2005	6.809950713083089
2006	18.48143758973739
2007	12.624913859751032
2008	1.1344048411937373
2009	2.9565769208259227
2010	12.532595912369995
2011	17.997823910596388
2012	1.6621544996919924
2013	2.592794129223612
2014	2.7538663993767765
2015	5.720569315542897
2016	1.0618253779419475
2017	3.2423463143304354
2018	5.138212409012017
2019	2.1434447359725577
2020	1.5431962056771846