Year	% of total merchandise imports
1960	4.18244041309549
1961	4.0326107328043985
1962	3.661597519562971
1963	3.3335166950877384
1964	2.6803583341275137
1965	2.348700793893849
1966	2.5488069414316703
1967	3.1169237025917242
1968	3.5992261663742293
1969	3.0256023178461966
1970	4.457784452293949
1971	5.6111283172509285
1972	7.429003640965684
1973	6.803241668703516
1974	13.868224246418311
1975	13.216004825534325
1976	13.14501344936165
1977	13.64549580057573
1978	15.019174123587783
1979	17.196316397650197
1980	20.568860169434593
1981	20.26515864273447
1982	23.04129565808357
1983	18.242081080570323
1984	18.16809476033178
1985	17.162174415040838
1986	12.572705082885548
1987	13.409963470630887
1988	12.678134642913221
1989	13.84629132926086
1990	14.435609101087197
1991	12.931506455873276
1992	16.48678859319456
1993	16.79602931356904
1994	17.622966993980402
1995	16.63513325242009
1996	18.080987434747627
1997	18.17112157646274
1998	14.550673005439934
1999	16.791801080898168
2000	11.396455107928166
2001	8.639595169638417
2002	8.655165385551252
2003	8.041490631556078
2004	9.687845079426753
2005	9.816995782565808
2006	19.4007760758621
2007	22.409710355169217
2008	25.430091534256483
2009	21.039735552027583
2010	23.655767001586316
2011	25.134447976606257
2012	26.81889538424127
2013	26.687306734789352
2014	23.67497220104033
2015	18.104589011421293
2016	16.370622414453617
2017	17.114472293356535
2018	19.680515488269062
2019	20.725079814535004
2020	19.501330759168972