Year	% of total merchandise imports
1960	84.51225194168198
1961	86.1114801410069
1962	85.45976391885213
1963	84.98028342575478
1964	82.95988532667205
1965	81.00545376890945
1966	82.50146248868856
1967	83.0909795286505
1968	82.74741517638718
1969	82.27471166575236
1970	83.47683107334373
1971	83.96283999414803
1972	83.29121367019984
1973	81.92776188843942
1974	79.72143718986364
1975	79.79498526815844
1976	77.74296962220318
1977	76.18575265596762
1978	77.66987950391568
1979	73.6728759569736
1980	72.62359251539287
1981	75.10679966262333
1982	72.13313303209871
1983	68.83920152603528
1984	67.31220583010298
1985	69.67193701694696
1986	75.7893877292791
1987	75.43793450669031
1988	77.79480888224339
1989	75.94245793859024
1990	78.09235767334624
1991	81.61406477381561
1992	82.68408616184414
1993	82.00178348103832
1994	79.77332249101886
1995	78.01593918906275
1996	77.25824069365363
1997	78.8372253007345
1998	80.00376925857914
1999	81.81490094840755
2000	80.50027081432371
2001	79.15214309859834
2002	79.49942722179493
2003	76.77687798715273
2004	73.26274996806774
2005	70.53313146925305
2006	68.60219951640582
2007	66.47787296937196
2008	64.69034340770946
2009	64.62354753130512
2010	62.86646899335309
2011	61.71071000514414
2012	62.23138773297837
2013	61.678027433372776
2014	61.93947351694921
2015	61.85100392564472
2016	62.01587006277426
2017	61.376949154732216
2018	60.538343617904914
2019	60.05179866312852
2020	58.15524105481361
