Year	% of total merchandise imports
1960	30.88235294117647
1962	8.424908424908425
1963	21.333333333333336
1964	14.461538461538462
1965	11.827956989247312
1966	11.11111111111111
1967	14.945054945054945
1968	14.800020098482564
1969	13.357268165313533
1970	13.285131754788749
1971	11.868148175629301
1972	14.220518971418542
1973	13.807410154484453
1974	18.652912621359224
1975	3.9502941813101393
1976	14.953552280412763
1977	19.447805465786505
1978	27.42887797793312
1979	14.480943983646988
1980	17.344138338609007
1981	20.9311199438859
1982	25.24472584699594
1983	38.90586806510527
1984	22.737264654732392
1985	16.472390523223375
1986	31.321976503304484
1987	32.193988452685446
1988	20.75506094104328
1989	25.142028283186807
1990	26.10650820284477
1991	27.473437425035574
1992	30.889045093862645
1993	29.034029793069028
1994	27.022035303446007
1995	26.285316966441634
1996	25.672234564983533
1997	27.04959042867297
1998	26.81715976759077
1999	30.953901626361187
2000	13.174877930275454
2001	35.042177477317516
2002	32.27230816123677
2003	34.25622632548469
2004	30.583240193664214
2005	32.773203879277006
2006	25.7610089621109
2007	24.72437716079717
2008	20.1244517476029
2009	16.005101231283607
2010	12.015678112750903
2011	15.552411942348886
2012	19.731148640215252
2013	21.62780399854078
2014	17.802914568244006
2015	14.551245949613905
2016	15.969744319025475
2017	18.64056304532207
2018	16.67158980190245
2019	14.183300308964272
2020	13.76854229506831