Year	% of total merchandise imports
1963	9.3841642228739
1964	4.683195592286501
1965	9.601873536299765
1966	6.133333333333333
1967	2.3391812865497075
1968	3.0959752321981426
1969	3.423284502698535
1970	3.277627791784734
1971	1.304055190980986
1972	2.120100848040339
1973	0.2573482832889903
1974	1.9925795131981852
1975	0.758133759838377
1976	0.6245214554412597
1977	0.07055073668827283
1978	0.19995260382724098
1979	0.19247507841881395
1980	0.14879045757198772
1981	0.2146572268512881
1982	0.7669776551188666
1983	0.016070631301148438
1984	0.22593265358839604
1985	0.7244250811382251
1986	0.1995490106047229
1987	0.5716988999005741
1988	0.30653113640300483
1989	0.7251986609308478
1990	0.24170573044520594
1991	0.8519029287719989
1992	0.907825797286419
1993	0.9019067651825449
1994	0.6190184751120413
1995	0.7742463695233691
1996	0.9058061754837701
1997	0.9724670228429927
1998	0.3053304273720836
1999	0.2620399805211363
2000	0.1356527420280922
2001	0.7536579055506751
2002	1.132559728337735
2003	0.9212841204008178
2004	1.005625407612037
2005	1.1579690172541395
2006	1.4103596197634085
2007	1.037834669154831
2008	1.4081405131181464
2009	1.371948141200222
2010	1.2723119794271676
2011	1.9913573033764613
2012	1.5801583951171192
2013	1.600183683473614
2014	2.3063935042538795
2015	3.2176445493902155
2016	3.189919584320188
2017	2.474900971005133
2018	2.3408057186076836
2019	1.9954665676301526
2020	1.923833067291642