Year	% of total merchandise imports
1960	2.1179624664879357
1961	1.9206145966709345
1962	1.7328116266070428
1963	2.082959238642485
1964	1.4858327574291639
1965	1.5914391548909315
1966	1.346059716103769
1967	1.4384066879763953
1968	2.3170925249960326
1969	2.029014407497881
1970	1.3750646328852119
1971	1.1572290277150372
1972	1.013039117352056
1973	0.694146550715595
1974	0.8128807317885335
1975	1.5088374171815446
1976	0.5656126255977438
1977	0.976037039354314
1978	1.8247121377513293
1979	0.8725325039955079
1980	0.9197764117923625
1981	0.7050219871263782
1982	0.8575072014248372
1983	0.7572102498123727
1984	0.7212475633528265
1985	0.8185312408218512
1986	1.0250866858837784
1987	1.4235044165972792
1988	0.5741280322753056
1989	1.761239633347883
1990	1.2822433536555762
1991	2.6400383535595586
1992	2.666039532929596
1993	3.80337163863953
1994	3.346255407809098
1995	4.340219165281855
1996	2.4766699165763235
1997	2.476032323024192
1998	3.024394593603452
1999	3.2632307530084197
2000	7.9752945741761545
2001	10.304797648379287
2002	5.30824437699311
2003	5.810136896318409
2004	5.3420426908616525
2005	16.433233661244238
2006	16.788150942510917
2007	20.91172921912626
2008	22.072497407815927
2009	23.285015549931014
2010	25.760930417992885
2011	26.620717779737856
2012	27.78908434581464
2013	28.862340201643594
2014	29.409611346654273
2015	31.20528679897776
2016	31.082866680613236
2017	30.219247764307305
2018	30.938418586981342
2019	33.31476560954754
2020	30.506799692823687