Year	% of total merchandise imports
1963	0.16339869281045752
1965	0.15479876160990713
1967	0.12106537530266344
1970	0.16955374154416264
1971	0.0710002155363686
1972	0.44626399425677643
1973	0.07275925481730232
1974	0.10942781411861975
1975	0.21277480936446896
1976	0.08613166165657996
1977	0.061679875985240495
1978	0.08696172487384567
1979	0.7733773192599382
1980	0.5143216898856484
1981	0.14288802712152932
1982	0.4751546498296723
1983	1.5095013732889713
1984	0.32640772424919184
1985	0.43476985047440286
1986	0.6352786210709148
1987	0.8173396585718546
1988	1.0084495218816292
1989	1.4618648141709223
1990	0.8244002825326259
1991	0.24595924104869898
1992	0.3256957396946975
1993	0.17860174954776517
1994	0.1439569663491022
1995	0.5353008632163367
1996	0.05027941050032623
1997	0.7786454477695185
1998	2.260888037239494
1999	3.6663247656733495
2000	1.1511137458129537
2001	1.1931870549449766
2002	1.5038669984355304
2003	1.0820820799803628
2004	1.5138686004202841
2005	1.3383315265571116
2006	0.9726693321204117
2007	0.43056809065103296
2008	0.5564990278038577
2009	0.5384581708978247
2010	0.3845269063513205
2011	0.466882354685291
2012	0.7361064139491151
2013	0.7152310884902892
2014	2.0280876825392515
2015	1.2689331335758973
2016	1.1386297124276967
2017	1.4409490575811088
2018	1.3017251986744698
2019	2.0612940685560037
2020	1.4038552524562489