Year	% of total merchandise imports
1967	0.1381578038435501
1968	0.16579929074747846
1969	0.3017748898870525
1970	0.44489275145458557
1971	0.35462739496626117
1972	0.35706090742720265
1973	2.5337916418990516
1974	0.5363687110161881
1975	0.3740840375714428
1976	0.2189274558575619
1977	0.3026348307542891
1978	0.3479943819285368
1979	0.38351648134966254
1980	1.2060401091063413
1981	0.2614149081905815
1982	0.42423237754580284
1983	0.6137085880329255
1984	0.6035508172166175
1985	0.603550817099156
1986	0.5368634650690887
1987	0.6732956391759277
1988	4.375389124131028
1989	0.9548342353276282
1990	0.2678088329752725
1991	0.2681503066189461
1992	0.14296103694337836
1993	0.3825132102282492
1994	0.09887541402746475
1995	0.2810353439128651
1996	0.28367385028728054
1997	0.2246730257297667
1998	0.12269320785915357
1999	0.32940392439781807
2000	7.367347413267409
2001	7.3700478202094315
2002	7.370382163554706
2003	7.368687362097755
2004	7.36869257138248
2005	7.3698222047767326
2006	7.370948383505922
2007	7.3709485093352844
2008	7.370948651064063
2009	7.370948576746926
2010	7.370948581023122
2011	7.370948600586273
2012	7.370948442062325
2013	7.3709484498439375
2014	7.370948474841042
2015	7.370948562513184
2016	7.370948689704755
2017	7.370948478445312
2018	17.585055565450553
2019	26.763903343037615
2020	26.763903132072752