Year	% of total merchandise imports
1960	8.173076923076923
1961	6.90505548705302
1962	8.626830233478433
1963	7.454342154304882
1964	3.9529411764705884
1965	7.336846372111877
1966	7.592121982210928
1967	8.062897290063567
1968	7.0854585022690335
1969	6.3398862731215155
1970	5.660717708204151
1971	5.043811129256001
1972	7.323838233741016
1973	7.311739340629391
1974	12.110355444695612
1975	15.469299521308841
1976	16.868939897765248
1977	8.565244879199135
1978	6.678642469702679
1979	4.454649468082223
1980	2.1601078373306786
1981	1.6961175309964927
1982	4.597295297650759
1983	6.233512917751304
1984	6.456245143939303
1985	6.456245146212325
1986	6.456245143386926
1987	0.20763110619445527
1988	0.99059624153537
1989	0.990596241799697
1990	0.7902220638241262
1991	1.887591980798578
1992	1.9867806841310336
1993	1.3822581048175588
1994	1.1602492699555056
1995	0.5075734564489809
1996	1.8402393967372828
1997	0.5419569728634918
1998	0.5898569800177653
1999	0.38253635544955594
2000	1.4960575703178598
2001	2.42841834516492
2002	1.88123759528037
2003	2.978597457576545
2005	1.6585006705175427
2006	1.9799273611278498
2007	2.8665663717342653
2008	2.651015170153024
2009	2.145478125705492
2010	2.576845942927667
2011	2.31788809196958
2012	2.6709041220742793
2013	2.310425583790764
2014	1.973267519771289
2015	2.03974757428957
2016	2.910552318066082
2017	3.1031741857756168
2018	2.820704938954954
2019	2.8936335668407818
2020	3.245576968180742