Year	% of total merchandise imports
1960	61.15023474178404
1961	62.529719448407036
1962	65.29193697868396
1963	67.75032509752926
1964	60.89913109180204
1965	67.42455560148822
1966	71.70886075949367
1967	68.35087719298245
1968	76.82119205298014
1969	71.214988415396
1970	71.56533345606849
1971	71.76737948876178
1972	61.83775327771156
1973	65.83723598337376
1974	71.72893136403128
1975	75.01250195030424
1976	77.85261203651179
1977	77.31491821946548
1978	83.53411118968246
1979	86.79211679188981
1980	86.08331752504606
1981	81.14320360922135
1982	81.14320360435511
1983	81.14320362220292
1984	81.14320360978175
1985	81.14320359416296
1986	81.1432036229531
1987	81.14320362268893
1988	81.14320360911077
1989	81.14320361478642
1990	64.7693782321791
1991	54.321025415432686
1992	54.04364050699485
1993	56.01386838361461
1994	50.97291528288016
1995	55.03728788270723
1996	61.3656085547184
1997	54.68421656066932
1998	50.88830018088844
1999	48.972175375569535
2000	61.12502061599802
2001	46.572058786810985
2002	37.88145496305167
2003	40.020936115851825
2004	38.621172707433274
2005	35.52198482392422
2006	32.786008094672965
2007	34.594851786956866
2008	37.318992360999545
2009	32.7849138054766
2010	39.42844638667088
2011	48.82998067498783
2012	46.064784234864206
2013	49.26766854387388
2014	43.70820490763994
2015	38.1968009287809
2016	34.11860468305219
2017	35.0297809525822
2018	34.169305189506474
2019	34.10068163715776
2020	30.05222884280413