Year	% of total merchandise exports
1992	0.041799118835996414
1993	3.528378381727847
1994	0.8319001317643454
1995	1.173451488877236
1996	1.2275154418901375
1997	0.33816882634254847
1998	0.22525729032252503
1999	0.11866803766656545
2000	0.08571174232479435
2001	0.13153734054435723
2002	0.15940574848138195
2003	0.11810279524517552
2004	0.18089636233502457
2005	0.11465077834405427
2006	0.0883030383546923
2007	0.15432337699798104
2008	0.08475521310322412
2009	0.07997360911118584
2010	0.06470341409822522
2011	0.25778073002105334
2012	0.602103607473399
2013	0.3339329223733929
2014	0.212655030676099
2015	0.2546496407955497
2016	0.29359778576298007
2017	0.3815548745069269
2018	0.4769264246779131
2019	0.46050349967584925
2020	0.27170759548629453