Year	% of total merchandise imports
1960	3.3771393643031784
1961	6.302707501109632
1962	4.175042523581259
1963	7.776463630987582
1964	5.760932944606414
1965	8.172311889065696
1966	5.509094710432782
1967	5.48436699128652
1968	4.867741430583816
1969	4.119493107694752
1970	4.881288394487797
1971	5.888997665486858
1972	3.534501723252915
1973	2.9781527630329108
1974	2.2593291709016987
1975	5.657880522847575
1976	7.51150068067835
1977	7.709639039562312
1978	7.021074305446189
1979	6.5047695090157935
1980	7.228461033050627
1981	7.829978684225736
1982	6.546476473108494
1983	6.026056146366154
1984	13.32978821936271
1985	17.37386081851019
1986	9.741145590495433
1987	8.57496662735951
1988	9.069403908674449
1989	7.863106426141229
1990	7.697411787356108
1991	8.100212950734274
1992	6.816647346986669
1993	6.5395701411890546
1994	6.704754910706087
1995	8.715192226411148
1996	6.338845827972511
1997	10.265481119372295
1998	13.401293122874447
1999	12.451921473360864
2000	11.17693874143454
2001	12.40081662504738
2002	13.186757612660555
2003	15.304761868125894
2004	17.424003625647682
2005	17.387369150226455
2006	18.85017551448291
2007	19.4438817901258
2008	22.71933945835593
2009	26.245937322188915
2010	27.551009138980614
2011	26.009706429463375
2012	26.735710130015043
2013	28.21213893755895
2014	31.907842330116797
2015	33.755692090221146
2016	36.17116410962245
2017	39.16347365406994
2018	39.33944662761983
2019	41.86482584646468
2020	41.4200919898222