Year	% of total merchandise imports
1960	10.3238003447445
1961	11.089005074106634
1962	7.45287912848003
1963	5.743034055727554
1964	5.617088607594937
1965	5.046220772158782
1966	5.01091486406033
1967	4.313493238574672
1968	4.125698862540982
1969	4.957466005026745
1970	4.25151154913014
1971	3.8991702457781474
1972	3.5967107942507535
1973	3.967946360838642
1974	4.939921329649426
1975	6.629639494257916
1976	6.260260088789926
1977	6.513738614768358
1978	5.841999851076545
1979	5.904372718792934
1980	6.854961881151507
1981	7.639501349150449
1982	6.815921709648674
1983	5.593812381402127
1984	5.7655231662147175
1985	4.462475439478305
1986	4.145518973985093
1987	4.063125028469205
1988	4.583284728775015
1989	4.9094257204593985
1990	4.582262701804338
1991	4.683100947768258
1992	4.3056278255431435
1993	4.277450637578934
1994	3.616542352388683
1995	3.6442633356581244
1996	3.5939296451561296
1997	6.019970108165503
1998	3.559978776260596
1999	0.17495883807843213
2000	0.0703326318339133
2001	0.39625443499564633
2002	0.295940654094775
2003	0.07153204950301643
2004	0.04617140308852563
2005	0.04347637507906255
2006	0.3857257260272064
2007	0.03505778516698975
2008	0.23143602611144903
2009	0.2640547098829729
2010	0.3034644819705803
2011	0.04764808726694845
2012	0.3255344034893672
2013	0.08389194482724457
2014	0.535058850761053
2015	0.6172415758707375
2016	0.42461790513513353
2017	0.6364850594398823
2018	0.03615530737193413
2019	0.042890213249779985
2020	0.11267366928512752