Year	% of total merchandise imports
1960	83.9632791952093
1961	85.51889377167818
1962	84.73985231845506
1963	83.65562870189528
1964	82.06866884175497
1965	80.85610347996798
1966	81.67015464760406
1967	81.73077936599628
1968	81.92640741229964
1969	81.39261055807945
1970	82.45351975983712
1971	81.16631311270332
1972	80.88837461481884
1973	79.24791190476337
1974	76.75077120726615
1975	77.87100660821257
1976	75.98272910138513
1977	74.50101496920539
1978	76.2080531009638
1979	73.09085652016334
1980	74.06727261929483
1981	75.201235093081
1982	73.30786961954468
1983	68.72341069501897
1984	66.87454831501437
1985	69.11280977871526
1986	74.93512707983959
1987	75.34686574923283
1988	77.27926775396612
1989	75.17569862089734
1990	76.95803782346609
1991	79.92880622445806
1992	80.74123338445021
1993	80.42133993320833
1994	78.3823241787091
1995	76.38283725415909
1996	74.77634129623401
1997	76.40916306360853
1998	77.67704447963274
1999	79.33688703200417
2000	77.41555845260591
2001	75.80229968687307
2002	76.51022057720603
2003	74.43216535664774
2004	70.82088341159711
2005	67.92837923798615
2006	66.0526498553416
2007	63.39071206171327
2008	61.71928962762417
2009	61.90332937471119
2010	60.487918571783524
2011	59.56085715143129
2012	59.32305897036183
2013	58.79873741545112
2014	59.372532069317494
2015	59.38300091411157
2016	59.85945346043536
2017	59.4742682070437
2018	58.91822244420489
2019	58.877373320413476
2020	56.767542913328874