Year	% of total merchandise imports
1962	6.756756756756757
1963	7.142857142857142
1964	7.017543859649122
1965	3.2448377581121055
1966	5.526315789473684
1967	5.032822757111598
1968	7.184750733137831
1969	0
1970	3.9543423941849016
1971	7.463370712940984
1972	0.8754040593221515
1973	12.627760946819997
1974	0
1975	0
1976	0
1977	2.560527237256766
1978	1.303542306881594
1979	0.9563030722693976
1980	3.838308538020621
1981	3.2348003052658356
1982	0.03622101404204565
1983	2.005702943941697
1984	0.08160139151846589
1985	0.8461523140556223
1986	1.1584892529243287
1987	1.0987674661268936
1988	0.6821238289547066
1989	1.0711162409269515
1990	0.6450011263383888
1991	0.587275206999605
1992	0.39507458964110015
1993	0.6503529248538874
1994	0.5001836349100348
1995	0.47390413798549325
1996	0.4868781480460026
1997	0.575652996245974
1998	0.6060110632309896
1999	0.5726222810489205
2000	16.850545165721325
2001	17.71789794873749
2002	22.168550713125416
2003	8.695594428369068
2004	1.2351024610611012
2005	9.692771624265438
2006	4.273647345179984
2007	3.224281075192442
2008	2.982676293279351
2009	4.761109328351818
2010	4.840416304876852
2011	7.672308227189411
2012	0.1710207925746047
2013	5.725870478695189
2014	10.73871812650352
2015	2.4047402542283316
2016	0.07741205599093264
2017	0.13002372915366947
2018	0.12014484437746116
2019	0.14310444829827082
2020	0.09422191380374917