Year	% of total merchandise imports
1960	83.83103944260435
1961	81.89416681382072
1962	82.29730533579203
1963	81.86318776571481
1964	82.25037309036641
1965	80.92141138986152
1966	82.43267706529748
1967	80.50783963050424
1968	79.61466037145102
1969	80.03998375346619
1970	81.54237252625637
1971	83.53917546345576
1972	83.60509572366762
1973	81.55546580010464
1974	78.23045800608584
1975	82.65362041032947
1976	84.75761755847401
1977	84.23233747960991
1978	84.40838711454373
1979	81.55196886204419
1980	72.4867205905453
1981	80.63537591658985
1982	78.13859118122531
1983	78.5288546265879
1984	75.29045125128089
1985	75.7765500319036
1986	75.35885513677977
1987	76.37350902909765
1988	75.21271073073741
1989	74.12730920772309
1990	74.81582406252781
1991	77.15225201567742
1992	76.90213593914194
1993	76.82751399705255
1994	76.27383271047637
1995	73.64257319527263
1996	71.69296591177464
1997	71.67038537941774
1998	72.03699181574241
1999	69.64307499199279
2000	60.254652625532316
2001	62.46727765975966
2002	65.36072276276337
2003	61.80135688973564
2004	59.54492621107256
2005	54.46380506383529
2006	54.22060085754544
2007	52.74049037076164
2008	53.675307022446894
2009	53.647661841223815
2010	52.22521340381698
2011	50.94368657801503
2012	50.45577103525789
2013	51.632640874320415
2014	51.353433533379054
2015	50.14334265172864
2016	50.71746467509439
2017	49.731335305054415
2018	46.692427193122796
2019	45.2852410969536
2020	44.31319847312242