Year	% of total merchandise imports
1960	1.9679068947275613
1961	2.0070471189719497
1962	1.9322418544334574
1963	1.9986318888855843
1964	1.6802125664270084
1965	1.583808934424351
1966	1.7008515202591774
1967	2.23504118861619
1968	2.3098569530211837
1969	1.8244960189734034
1970	1.588819733911951
1971	1.78770791820353
1972	1.866851904685116
1973	1.5387511175944661
1974	3.3129967672151865
1975	2.9976650934239935
1976	3.995949240221539
1977	4.541545069925376
1978	3.9292167796840696
1979	4.15062953708666
1980	8.044794188861985
1981	7.662750314047144
1982	3.642522888332622
1983	1.4687129511556185
1984	0.4025173565321831
1985	0.6000288256578697
1986	0.8864570551118799
1987	0.6411245894833212
1988	0.4737072284918379
1989	0.706839057183262
1990	0.7900852588053274
1991	0.590379171518113
1992	1.1639683058644867
1993	1.3843334381635355
1994	0.9594910131245338
1995	0.546180301350362
1996	0.5779936009621398
1997	0.6123818135847034
1998	0.4151512768559039
1999	0.4938188008255474
2000	0.8849441784272456
2001	0.4082967521904559
2002	0.23246993053162263
2003	0.13581012267688977
2004	0.19714237305008311
2005	0.4833780846468865
2006	0.20967694765529551
2007	0.21202073141322694
2008	0.3160831076804779
2009	0.3571018243282625
2010	0.41473090427783416
2011	0.4003406564286844
2012	0.2823973730904318
2013	0.374340981963304
2014	0.4142118093100961
2015	0.37398308501567945
2016	0.40338984902957714
2017	0.6692546509742892
2018	0.8668962674231857
2019	0.5888743374577754
2020	0.38233218353226894