Year	% of total merchandise imports
1981	6.794170601623796
1982	0
1983	0.5133206714234382
1984	-7.134499181172295E-09
1985	0.30131247902414526
1986	0.3470278065481563
1987	0.4252135204460379
1988	0.8015801050130278
1989	1.4625721175893174
1990	1.3339823356392637
1991	0.8804670321673478
1992	1.5030572498985415
1993	2.339923371847812
1994	1.5586326245704119
1995	2.708531538635107
1996	4.928459584402876
1997	4.990171598435598
1998	0.9616064809025616
1999	0.6987491662970533
2000	0.5384901528700026
2001	1.2812638162190968
2002	1.3249638790179101
2003	0.9686415594770794
2004	1.0821760333308232
2005	1.355576242081561
2006	1.5359558405046023
2007	0.3671862701517477
2008	0.38774288476918295
2009	1.0690678624026007
2010	0.6735236372976445
2011	0.8043464938259892
2012	0.6156155549044285
2013	0.46337244422380963
2014	1.0320138683841422
2015	3.067174245530853
2016	5.4668704049807175
2017	6.382718501773646
2018	1.1822508638150069
2019	0.897128138140983
2020	0.6101926313418105