Year	% of total merchandise imports
1981	0.3548301250776191
1982	0.9348441926345609
1983	1.6885115910257007
1984	1.1123281028584815
1985	1.1295615909425345
1986	1.283514209050109
1987	1.8392151939611496
1988	1.834355603866547
1989	0.9503622540930126
1990	0.8857127702635383
1991	0.15025128726731965
1993	0.6566419476700902
1994	1.326658805135746
1995	0.8733749596403106
1996	0.7613921951081114
1997	0.9704192851475234
1998	1.2624932764304935
1999	1.0258658715615578
2000	1.1345356976181342
2001	1.8044704008873549
2002	1.8609732553564624
2003	2.052430185553498
2004	2.173735825082529
2005	3.666032019453506
2006	7.243215786388858
2007	4.02606433625336
2008	3.4068474257595174
2009	4.987655683608181
2010	8.033435266654527
2011	5.066769553869395
2012	4.337129684302198
2013	5.102256825956113
2014	4.878176324485937
2015	4.920771644252143
2016	5.906962074977594
2017	3.395426258604272
2018	2.1706757451626886
2019	2.8621515339159536
2020	3.6585897429986622