Year	% of total merchandise imports
1981	1.8932293004561458
1982	1.526689754217759
1983	1.1206769131423484
1984	0.2998132244283957
1985	0.08432797990399593
1986	1.8556424084617558
1987	0.8477971328138058
1988	0.5602633163522996
1989	1.5111382745588247
1990	1.8715469625798988
1991	1.3915795477397346
1992	1.5888963911732545
1993	0.21822360626851325
1994	1.0106219979866766
1995	0.18164880063521807
1996	3.475677512864829
1997	0.5959093390623847
1998	2.1496868342733553
1999	1.5800885305942838
2000	3.8378442939704556
2001	2.9871763898761095
2002	5.5876942058289885
2003	0.008690300876180607
2004	1.6238843598520896
2005	20.98510052342476
2006	28.053749992696332
2007	0.016565370483872417
2008	0.6947592230140442
2009	4.06251020850111
2010	7.311798057335368
2011	0.8257895577407264
2012	1.2951246460269976
2013	0.12889337280545923
2014	0.08519689127060928
2015	0.1538409847699851
2016	0.04470788661962903
2017	0.027951628162478755
2018	0.02191158170495042
2019	0.006606144063929947
2020	0.04948525680066711