Year	% of total merchandise imports
1960	1.5534815178681076
1961	1.7715950300219965
1962	1.549991483563277
1963	1.2418535433878997
1964	1.318542835139361
1965	1.1429146118508249
1966	0.9378692601988118
1967	1.0603523877860161
1968	1.3494792412944057
1969	1.8889216359746785
1970	1.8435582987005306
1971	1.9273054739841373
1972	2.07413442536638
1973	2.2836362350533554
1974	5.148845891137769
1975	4.606120936826089
1976	3.8097696621946406
1977	3.2269920283397124
1978	3.9796313120010454
1979	5.823227120683265
1980	19.500598667404706
1981	7.8076426659328675
1982	8.68420112740692
1983	8.306285259940068
1984	10.315296773671044
1985	9.601069795369202
1986	7.367920220123722
1987	8.362798890738377
1988	7.009001911659313
1989	8.277130110974488
1990	7.563661514031396
1991	7.08801597205081
1992	6.710817281587646
1993	7.9016253629617506
1994	8.331722288842009
1995	8.136168428610167
1996	8.93054359362041
1997	9.474265037909998
1998	8.512264546365047
1999	11.338107161909978
2000	15.837178382024506
2001	13.989651117596361
2002	13.792656955803952
2003	12.645303814609868
2004	12.783570690466393
2005	14.323285534436842
2006	15.11732247814004
2007	13.268691883300535
2008	15.593662133652748
2009	12.569984137145745
2010	13.762584848289377
2011	14.67417526514421
2012	15.29940472584039
2013	13.706934649938162
2014	12.522684672862146
2015	10.907369112352647
2016	11.015406970613492
2017	13.108911105780491
2018	14.27565291640381
2019	12.02961416382429
2020	9.877121175946145