Year	% of total merchandise imports
1960	71.87927353990861
1961	72.64715537352511
1962	72.67273010910297
1963	72.63256146844364
1964	72.61686263356867
1965	72.92030128418588
1966	73.31908459612103
1967	73.61147515775335
1968	73.27393768397394
1969	73.29614209523896
1970	73.2365099376876
1971	73.8611836207133
1972	74.3777517959021
1973	74.34681283449315
1974	72.22270097948898
1975	73.23405534379333
1976	72.88265992898629
1977	72.74798642677383
1978	73.79731596535551
1979	73.85549324970326
1980	73.75458785599731
1981	74.96977830708667
1982	73.95327633552891
1983	73.44570096311497
1984	73.27636626857769
1985	73.62624477760392
1986	78.15661519954824
1987	79.1642052949133
1988	79.6811057422686
1989	79.67201673558652
1990	80.01361433348018
1991	80.18512648033234
1992	80.45925089522974
1993	79.95314609491277
1994	78.85443325600147
1995	78.89067734867822
1996	78.58896267452485
1997	79.45069984414391
1998	80.85850108728783
1999	85.4094544258527
2000	82.7351975468464
2001	82.39273348984308
2002	82.45434674455758
2003	82.08344502373882
2004	81.40725288561147
2005	79.07683911178215
2006	77.4391799811972
2007	77.32087885356336
2008	75.50997417831087
2009	76.67193998650498
2010	74.72987207882225
2011	73.52166590879871
2012	73.23703435222517
2013	73.95731765418388
2014	74.46502830562916
2015	75.47424365664472
2016	76.32226136383642
2017	75.53741846352328
2018	75.05258157093645
2019	74.847284925751
2020	74.53507107887674