Year	% of total merchandise imports
1960	36.84210526315789
1961	17.793594306049823
1962	17.647058823529413
1963	7.250755287009064
1964	4.207119741100324
1965	5.865102639296188
1966	8.129692220261418
1967	8.701954655613681
1968	8.79661517268523
1969	9.687533593722005
1970	17.459967911410327
1971	7.733810616966914
1972	7.953327904684353
1973	8.85185682927922
1974	9.582222222222223
1975	8.852200056052384
1976	8.680898321816386
1977	7.124428856666403
1978	6.761036653663435
1979	7.194716790068665
1980	11.168774478301463
1981	11.782503026438599
1982	11.713453708135736
1983	15.26837234593979
1984	14.181098472331996
1985	19.476547678892068
1986	22.33279805488257
1987	20.410259365505883
1988	7.070973025129253
1989	6.052961525769616
1990	3.333476728848909
1991	2.827042054457147
1992	4.018433481064738
1993	2.746822729493871
1994	3.0965532898553425
1995	2.3193285946269655
1996	1.9722302377239345
1997	0.574860688683172
1998	0.20528165127817272
1999	0.25438430682123037
2000	0.06143586254897322
2001	0.8278789355765832
2002	0.23123447998890184
2003	0.08115981439900276
2004	0.014684904061483602
2005	0.017215562079734605
2006	0.2639916553212011
2007	2.8089207092859287
2008	0.4035339479145554
2009	0.579055931544342
2010	0.18549857231051256
2011	0.1288726112381495
2012	0.9793404605774275
2013	0.1534888132534008
2014	0.3055000231230247
2015	0.37254569768131396
2016	0.15581777623603185
2017	0.08924926516571274
2018	0.06782851908533742
2019	0.040628029127560354
2020	0.04202268449334208