Year	% of total merchandise imports
1960	78.04681194511703
1961	79.69865186360032
1962	75.11485451761104
1963	76.82838522809558
1964	73.39331619537275
1965	75.27504342790967
1966	74.1362763915547
1967	75.41147132169576
1968	75.49356223175965
1969	73.57950292678247
1970	74.66080301699517
1971	73.64215108911186
1972	73.98620462026032
1973	70.29275005868784
1974	71.77933816868925
1975	65.33307665502679
1977	61.757959214539596
1981	70.0418353317723
1982	58.06391810510887
1983	66.62790558816761
1984	63.611499304925715
1985	70.5959923628514
1986	70.41265439140656
1987	74.27205028552947
1988	71.53816636146856
1989	70.20766939882131
1990	70.9354140912887
1991	72.82758620689656
1992	55.0819444081311
1993	51.10037811001561
1994	45.29154259500115
1995	48.439374464438735
1996	41.153674225491905
1997	28.05971008151093
1998	37.056520675311965
1999	20.27668972414368
2000	28.667182969094124
2001	32.06350567516777
2002	28.210883651584336
2003	35.73166047172195
2004	32.110009257974895
2005	30.890533897737942
2006	32.3742193171669
2007	35.79597502570913
2008	41.92796791560781
2009	39.77414258335054
2010	40.211998009240965
2011	45.05209660076728
2012	47.55272564577642
2013	50.23429783181038
2014	45.285113527269395
2015	42.82505746644568
2016	44.671741657593216
2017	42.48368060670187
2018	42.8708014271367
2019	41.32367284681543
2020	48.53864287325408