Year	% of total merchandise exports
1986	0.025335056119328243
1989	0.16336815330370316
1990	0.04398512964720871
1991	0.02978303059209874
1992	0.03732616032108376
1994	0.0032205300686505623
1995	0.009884011101112455
1996	0.0010502233416627529
1998	0.005536354732968815
1999	0.00031958335003369394
2000	2.2109863281112982
2001	0.6587350300710537
2002	0.2637878422564287
2003	0.0019075191346438164
2004	0.42423468478424126
2005	4.43196650893459
2006	1.1649599936250565
2007	2.8413775865812743
2008	3.1473626842717866
2009	3.619318238281862
2010	6.315618697094442
2011	4.625287968632979
2012	1.2925402272461255
2013	7.041903981853107
2014	8.845890078239574
2015	9.013879982262365
2016	4.13254624678585
2017	4.7871458161597795
2018	0.4880869449439514
2019	2.3916634148135407
2020	0.44425888838128846