Year	% of total merchandise imports
1965	0.7352941176470588
1970	0.00303112970203995
1972	0.07973304196320467
1973	0.07961783439490447
1974	0.05464839224430017
1975	0.05478154010156793
1976	0.0933980404724842
1977	0.12209044206253566
1978	0.36142422615852565
1979	0.15791782424331044
1981	0.039040828487476115
1982	0.043381643367477934
1985	0.4431680058515387
1986	0.44316800583373733
1987	0.6513112236018516
1988	0.9301654829185348
1989	0.8080962925298745
1990	0.8162733078552654
1991	0.6493085671827113
1992	0.38755386369957456
1993	0.21709158447917004
1994	0.26628274013416603
1995	0.23886197136266576
1996	0.04494684315072788
1997	0.20858052318302153
1998	0.2194506938300689
1999	0.27768267013412434
2000	0.36239439991454464
2001	0.02004229920410917
2002	0.0888747714148877
2003	1.4773813883279099
2004	0.4383291246497605
2005	0.08293753595657186
2006	0.007319000144301874
2007	1.8714124549539954
2008	2.7074417852034816
2009	2.8281450401309463
2010	3.3756526273254215
2011	0.31779839497096596
2012	4.973098015503627
2013	5.499216775956449
2014	1.1406465954057614
2015	0.657869758810426
2016	2.077949549969524
2017	2.042771070198349
2018	1.0890339264003714
2019	1.6110394642180004
2020	2.3258968603930104