Year	% of total merchandise imports
1960	2.1014009339559707
1961	0.45045045045045046
1963	1.5303119482048262
1964	1.5950920245398774
1965	0.5086901229334464
1966	0.8155339805825242
1967	0.07421150278293136
1973	0.6360553311850049
1974	0.1822474423228265
1975	0.999964445708597
1976	0.07940852215343576
1977	0.3946311671953453
1978	0.027934545867214885
1979	0.0592683425301451
1980	1.452572922723255
1981	1.2766970423394002
1982	3.009985930790488
1983	1.2982788995798888
1984	3.29476426251682
1985	1.672281906598219
1986	1.669546086391295
1987	2.5404362663352
1988	1.674887336069814
1989	1.7493815317705492
1990	1.1460440032649395
1991	2.8410888471013935
1992	3.9739553614529854
1993	5.1197220716316565
1994	3.773424434501313
1995	3.6023884128196215
1996	4.361159823083411
1997	3.062850251580343
1998	5.200200361411489
1999	6.334718008189381
2000	6.114269836026928
2001	7.567241260874799
2002	5.983576632332885
2003	7.860865828315383
2004	7.6569453672066885
2005	7.0249920302792725
2006	8.463295610234004
2007	11.104708376642018
2008	13.183567853279524
2009	16.141049020770012
2010	14.737587200715655
2011	17.36536494571526
2012	15.46863317871489
2013	16.0915427567175
2014	14.039243077197863
2015	16.73278549124029
2016	23.276065859168703
2017	18.693146711944586
2018	20.835870271507236
2019	22.396060626294705
2020	21.817966997915896