Year	% of total merchandise imports
1960	3.971908283335659
1961	4.209361620243421
1962	2.7899940189283328
1963	5.107258301498677
1964	5.10595180404423
1965	5.67253031448996
1966	4.713192392210351
1967	4.298522223552197
1968	4.837056954980866
1969	4.7485150023266485
1970	5.816366669831667
1971	5.977528709296196
1972	5.931004848953946
1973	4.036666039781484
1974	3.9360847165474095
1975	2.969377190858506
1976	1.9490278176598739
1977	1.6497313112204086
1978	2.3608165386874167
1979	3.7485108323726006
1980	3.818445068537847
1981	2.4167081208512236
1982	2.6503715833530976
1983	2.7095325478316217
1984	3.6426001051020562
1985	3.766718720588095
1986	2.863611997194105
1987	3.6847641794407915
1988	3.210051784742189
1989	4.305634686099536
1990	3.7185830055470515
1991	3.368130307495766
1992	3.9856242396990877
1993	4.357507539624099
1994	5.236479164201737
1995	4.783961346632952
1996	4.523732612571256
1997	4.479851404726807
1998	3.4843725087238284
1999	3.5280488473240363
2000	5.367432747067782
2001	5.521431824148348
2002	5.99534686618413
2003	5.749212311326885
2004	7.078355958545698
2005	5.11351043413116
2006	5.687917012217723
2007	6.9694755661757775
2008	8.152970767295015
2009	8.993110019845814
2010	7.756094670711315
2011	5.016917096835914
2012	5.057485849551148
2013	5.136330062470239
2014	4.586263558377645
2015	3.923449458900134
2016	3.5455855847640874
2017	3.9681584994005017
2018	4.166385772058983
2019	4.221266499831111
2020	4.429399207047899