Year	% of total merchandise imports
1960	0.2812939521800281
1961	0.6720430107526881
1962	0.9183673469387756
1963	0.9033423667570009
1964	0.5835156819839533
1965	0.6242197253433208
1966	0.5500550055005501
1967	0.2455795677799607
1968	0.05455537370430987
1969	0.3561575686309981
1970	0.06285039092943158
1971	0.05028439144026831
1972	0.05401693751430533
1973	0.05874020614141093
1974	0.026765783336337046
1975	0.07411334891713238
1976	0.019356208738858433
1977	0.11574605682580219
1978	0.03624171708198551
1979	0.4472222222222222
1980	0.3295225438323948
1981	0.04214350517288895
1982	0.05833153735863958
1987	0.03842309337952898
1988	0.6150090519200253
1989	0.36728960083461404
2003	0.628902301378706
2004	0.6831876011619856
2005	0.7973939523447262
2006	0.7856556796705643
2007	0.9845183415538296
2008	2.1325955164768993
2009	1.496595318725152
2010	1.3120575701654396
2011	1.067269509048821
2012	1.334491670951825
2013	1.588279872479768
2014	1.7587140974376463
2015	2.270261995496619
2016	2.5696322016397803
2017	2.0890830355246295
2018	2.2085049524801237
2019	2.1401018633109055
2020	2.360218167443272