Year	% of total merchandise imports
1960	80.3540727661354
1961	79.07324364723468
1962	78.92382852817725
1963	77.97437431316638
1964	73.31551564935592
1965	72.99448784821561
1966	74.57146821267116
1967	75.46389308460687
1968	72.93679449681817
1969	73.09456146857065
1970	74.59616647424
1971	76.58970706219529
1972	75.25678780589318
1973	74.5767605715333
1974	72.46050866284867
1975	77.17060877623516
1976	79.78300937459795
1977	80.0333391654662
1978	80.87489109255857
1979	78.68726132416293
1980	72.94649909235744
1981	78.05306676554497
1982	75.40017013869878
1983	75.31070720298624
1984	72.30456038918373
1985	73.14369168950999
1986	72.4987802658389
1987	74.17465479434865
1988	73.79987717043109
1989	71.8273731428323
1990	70.98991477751629
1991	72.50277283587685
1992	72.07592793172088
1993	70.64881812418609
1994	68.03672751331543
1995	66.93203654293967
1996	62.76466937673699
1997	65.45206072179045
1998	72.08423907978971
1999	70.56439376250059
2000	61.37663680348696
2001	61.19764631556451
2002	60.03071165686388
2003	58.996037532377784
2004	55.42260095902648
2005	54.545209438902255
2006	54.98142455546379
2007	53.80764619120204
2008	51.7147626370929
2009	50.05924469914014
2010	50.522461183102116
2011	49.502504576600934
2012	49.14281608961617
2013	48.687084431708364
2014	47.93885395328541
2015	46.51981640685843
2016	45.46997833107614
2017	46.48482849681769
2018	45.26605551109489
2019	44.97758434529284
2020	42.996451358027784