Year	% of total merchandise imports
1960	7.71770532397854
1961	7.752564501087971
1962	8.211125924130409
1963	6.541850220264317
1964	5.924840893019497
1965	6.277518042757932
1966	5.58677823571041
1967	5.429715950473416
1968	5.346842183109008
1969	5.642412730343302
1970	4.975698942762017
1971	6.033908434490394
1972	5.5398992246109895
1973	5.0642554372144275
1974	4.669920577480037
1975	4.477887231060918
1976	4.3921118096865595
1977	4.184225551235692
1978	5.509190224505358
1979	5.404510227203917
1980	4.978724812150903
1981	4.987375675343811
1982	5.355401697155286
1983	5.769267859182804
1984	6.114535807566474
1985	5.686684727591759
1986	4.5422807116165815
1987	4.9063997517783475
1988	4.9233084145477
1989	4.934848793086075
1990	4.654268230459086
1991	5.428158947335262
1992	4.495433147462576
1993	2.72791662272173
1994	2.661520820493241
1995	3.0843585992107627
1996	2.6777826092134998
1997	0.17399639980352485
1998	0.19836810206369784
1999	0.1254101064874377
2000	0.5031968909103464
2001	0.44603360521176
2002	0.07041885532400884
2003	0.08730507141757536
2004	0.058033539643144394
2005	0.02643390453206954
2006	0.04175498464545632
2007	0.00838045551194476
2008	0.04333094539560241
2009	0.039642492155180425
2010	0.0342288327722234
2011	0.02663651947805024
2012	0.00876809572844207
2013	0.010351747846824263
2014	0.008391586497616253
2015	0.016563156895535783
2016	0.060310642950686826
2017	0.013957118517866188
2018	0.010169038241321707
2019	0.006628813112972055
2020	5.445524551025949