Year	% of total merchandise imports
1960	67.60679721008715
1961	69.55906085220964
1962	70.16908362382304
1963	70.56849304225308
1964	71.50287200297201
1965	73.6940722411566
1966	74.94515479976634
1967	77.49696474144552
1968	78.82084764468648
1969	80.6343235958768
1970	80.45867977081562
1971	81.51452876058886
1972	82.03084169493637
1973	79.80319991771118
1974	72.04581296839494
1975	72.63833090161572
1976	72.8294210942114
1977	71.4911408142738
1978	73.45073600936975
1979	71.26623664943861
1980	70.46204665615292
1981	73.2411420444171
1982	74.90432229716532
1983	75.7550387036725
1984	77.68357173332743
1985	79.55941453623765
1986	81.86517957770513
1987	81.01049524380193
1988	80.89191178598092
1989	78.82933420020983
1990	77.46870602345291
1991	77.19792651666279
1992	75.68073753120356
1993	74.52277502369272
1994	73.51709964266743
1995	72.81693024588411
1996	71.11726280039142
1997	70.79110635261664
1998	70.27489158576887
1999	69.61716792698637
2000	67.80247490331472
2001	67.04442108669363
2002	65.41520359928829
2003	63.81019615965149
2004	61.773359790789804
2005	59.715316247567216
2006	57.80317785553484
2007	57.118085125745154
2008	55.89066406413983
2009	54.2191278932121
2010	52.78197693364889
2011	53.19307026470026
2012	53.780072260737086
2013	54.2580577782222
2014	54.64302240770681
2015	53.5231109823878
2016	53.066753237767905
2017	52.30105450436503
2018	52.492181660417195
2019	54.10526317702703
2020	53.272042231822084