Year	% of total merchandise imports
1960	0.794646591384358
1961	4.320691310609698
1962	5.608695652173913
1963	6.840022611644997
1964	6.494165398274987
1965	5.270180120080053
1966	12.674348089751364
1967	13.030831878999418
1968	13.204005006257821
1969	7.633706858813406
1970	8.540158824816485
1971	8.32845736301524
1972	10.470960137162452
1973	9.820153856816134
1974	22.602968852294158
1975	21.451171204667656
1976	17.011744310552885
1977	15.435525221397183
1978	17.304908246368143
1979	12.18062122139437
1980	12.933733668670769
1981	1.133332923462832
1982	0.3742450232799504
1983	0.028515176321510214
1984	0.029573534140643464
1985	0.04747633601376813
1986	2.89811757998216
1987	2.4779007508577857
1988	2.4751726528725633
1989	2.4581215571138015
1990	0.8273993860936468
1991	0.11577899548674533
1992	0.5720893251455599
1993	0.23165170740511645
1994	0.5391820849068154
1995	1.0129967885609006
1996	0.42020296868792667
1997	1.0121889544984635
1998	0.6774174839476489
1999	1.4779162115208184
2000	0.5568284509793817
2001	1.332387838066157
2002	0.5456900103843527
2003	0.1983301019748032
2004	0.5619536152638928
2005	0.6385869880556818
2006	0.45251290635307745
2007	0.7484643140313882
2008	0.6657354756359862
2009	0.9712760775852165
2010	1.309494546139069
2011	0.6272362492677377
2012	0.7758898351109181
2013	1.8491611377829646
2014	0.9050603009141105
2015	1.1142607504278332
2016	1.4461796215011755
2017	1.247934891910166
2018	1.7994295766970068
2019	1.6111055668927572
2020	2.784002138841793