Year	% of total merchandise imports
1960	0.6389776357827476
1961	0.6024096385542168
1962	1.639344262295082
1964	0.4149377593360996
1965	1.0416666666666665
1970	5.001643475402651
1971	0.5081696168060689
1972	0.7218224360955366
1973	1.3822104721517414
1974	1.2935292664855518
1981	0.14489437962327462
1982	0.23128071697022262
1983	1.2935292666548106
1984	0.21252796353485182
1985	0.20802419614743928
1986	0.34090566943657125
1987	1.2893792538689628
1988	0.17672235454195948
1989	5.75598238443292
1990	0.49427935866077743
1991	0.9892423725125955
1992	0.1904697046859841
1993	0.8103727714748784
1994	0.5850026591029959
1995	0.6114130434782609
1996	0.5510440835266821
1997	0.06854177376318817
1998	2.4190520521282624
1999	0.9663244091853266
2000	1.3012364303704127
2001	1.5339974405911772
2002	1.5220807219359906
2003	0.6358958461351211
2004	1.4225510746516752
2005	1.7305401240968532
2006	0.7099053686887057
2007	0.35685120739324644
2008	1.1088413736624816
2009	1.8122446080067436
2010	0.5805760023953588
2011	0.6854435825778544
2012	0.9465358708073156
2013	1.398153485703105
2014	1.6013161125011661
2015	1.1008321574711974
2016	0.8241084682126882
2017	0.6443035698591244
2018	3.04884912574249
2019	1.3723458728364673
2020	0.7929468492858913