Year	% of total merchandise imports
1960	17.967787266241487
1961	16.31859370746315
1962	17.0797656602073
1963	17.052388248259547
1964	17.899624883211782
1965	19.64009155325302
1966	20.498330336501414
1967	18.777652870741846
1968	19.683425716293232
1969	19.61359019039436
1970	18.897257887259762
1971	18.67973732993999
1972	17.003050805246556
1973	18.107679528807672
1974	22.845136126138847
1975	22.065232397906687
1976	21.718003339282628
1977	21.651895694693053
1978	21.496633593196314
1979	21.196369594584183
1980	20.09770064674651
1981	21.08262202083004
1982	22.26200459063015
1983	22.890468765360968
1984	21.986640938103015
1985	23.21532530014609
1986	15.603193172527188
1987	14.498848294836522
1988	13.676785598372893
1989	14.638103129123618
1990	14.876619217077359
1991	14.28424783873869
1992	14.004936285244076
1993	18.517504349534804
1994	18.53590147159109
1995	18.4645220020465
1996	18.776961379314614
1997	18.750076384984414
1998	17.076128828493292
1999	17.77933629725164
2000	21.975421567993145
2001	21.438385067104857
2002	20.81410241118036
2003	21.28191338244919
2004	22.994249721346545
2005	26.024091060567844
2006	28.73968170934223
2007	29.283365140563035
2008	32.27425288062993
2009	29.62282381894746
2010	32.862466890038036
2011	32.83130707646837
2012	33.81823065865203
2013	32.53538570212624
2014	31.111881451915497
2015	29.49625541116376
2016	27.558927088557184
2017	27.87242536022228
2018	29.209900924211112
2019	28.87149541542633
2020	26.93676767011528