Year	% of total merchandise imports
1960	8.63049095607235
1961	8.91212347523027
1962	9.154731816905363
1963	10.295060936497755
1964	9.58054107719037
1965	5.280073461891643
1966	8.32146490335707
1967	5.316635160680529
1968	7.495164410058027
1969	7.203879011775571
1970	6.316831683168317
1971	6.02486452024227
1972	6.079196876742889
1973	4.473161033797217
1974	4.956860091355101
1975	2.809964548288087
1976	3.3696627772791388
1977	3.649064857385172
1978	2.2694900769157726
1981	1.0913711191775337
1982	0.9217713272783102
1983	1.214003689052268
1984	1.9321798333145135
1985	1.1441392766186302
1986	0.8788675973224599
1987	1.0413475811111506
1988	1.1248723587291678
1989	1.2066962718544938
1990	1.8277121100812848
1991	0.678007898572831
1992	0.53971872098094
1993	4.309397017918834
1994	3.903513027713835
1995	0.5576831250767531
1996	2.7492303808268876
1997	1.207372255140178
1998	3.574007241577678
1999	3.444275397959011
2000	3.1297257980797624
2001	3.719762544996106
2002	4.652773970114734
2003	2.6725344347837456
2004	1.3470678122061996
2005	1.9451996621748415
2006	2.5500826171081297
2007	2.522617884196574
2008	2.037299293971508
2009	2.0121209985086694
2010	2.7685655947402186
2011	2.6719896366496565
2012	3.7713040671652496
2013	2.4822394815438296
2014	2.162780539083551
2015	3.64251857441946
2016	3.754877335775582
2017	4.25969752370322
2018	5.915280663818432
2019	5.92890621290828
2020	4.738526858311288