Year	% of total merchandise exports
1983	0.0023101090373297524
1990	0.003429978017476685
1992	0.0016126936913763617
1993	0.00021673544416887412
1994	0.025570419304959454
1995	0.0044774501761165155
1996	0.014905521252808371
1997	0.012037622071071662
1998	0.024426716876810306
1999	0.08586319132545142
2000	0.07424339287287199
2001	0.24612047830401387
2002	0.041616970825352755
2003	0.0819371177440146
2004	0.00013613820902244635
2005	0.0845583579190092
2006	0.15993900577837983
2007	0.31046122162762424
2008	0.3895791180451463
2009	0.22426129621196544
2010	0.3260832142327386
2011	0.45702637249112704
2012	0.3989038098896353
2013	0.49135234893292834
2014	0.30590010910315535
2015	0.449233516926775
2016	0.48276410386111124
2017	1.5761469981233216
2018	0.2705094149529847
2019	0.17038354155315236
2020	0.13944063681555716