Year	% of total merchandise imports
1960	76.63981803480902
1961	76.48583782866561
1962	74.98615960256292
1963	73.64900103662974
1964	68.13495404339558
1965	67.9883563489037
1966	70.10904217903138
1967	69.67873527952143
1968	68.00679084938879
1969	67.82313629626053
1970	68.67072212603875
1971	69.68622745466185
1972	68.31035795787038
1973	67.54741522903204
1974	65.75811264436766
1975	68.55106693259691
1976	71.50872357841018
1977	70.40429977635314
1978	69.92142106655605
1979	67.65420080674647
1980	67.43340308293048
1981	65.99518754181003
1982	65.15244155709674
1983	64.7971592399521
1984	61.8786591684859
1985	64.10950367464586
1986	65.13252877153352
1987	67.24518374800041
1988	67.33671608571956
1989	65.91594477505177
1990	67.52226431665949
1991	67.36661770644407
1992	65.83309383341862
1993	64.16744707713568
1994	62.26972287118224
1995	60.99197477924147
1996	57.618229177671076
1997	59.19612566162908
1998	59.76214529798733
1999	57.99860719356072
2000	51.24234504537242
2001	52.90636169222368
2002	51.29938848258205
2003	46.80365303334207
2004	44.038766814662274
2005	44.49289241880152
2006	44.443237224388426
2007	43.71341766772386
2008	41.62543442057249
2009	39.210791408640304
2010	41.092042037703564
2011	41.10880524857213
2012	40.266817659912256
2013	38.881396902476034
2014	37.23203828415434
2015	38.696101871764185
2016	35.74426692956095
2017	38.514318416633735
2018	37.03105890036332
2019	36.936548300835426
2020	36.30931513735967