Year	% of total merchandise imports
1960	77.83046296048295
1961	77.78050646253392
1962	77.02470671469453
1963	76.16045887259828
1964	74.95245136490783
1965	74.79548816161545
1966	73.24527287275158
1967	73.72060801890945
1968	73.17689476860377
1969	72.80137571101046
1970	74.28805277327467
1971	74.50112550948434
1972	73.77781529537553
1973	73.39837074361148
1974	73.36608438302709
1975	73.97805267706077
1976	75.36554170742869
1977	75.25520522411524
1978	76.59647755200515
1979	75.55602382389246
1980	75.44927826412003
1981	77.66786286678891
1982	76.68165395641388
1983	76.58936226619926
1984	76.66478379837814
1985	75.39518195660234
1986	76.33849602570183
1987	76.29472245782864
1988	76.06575820301829
1989	75.85664597594715
1990	75.7921282772854
1991	75.45331424985898
1992	74.80899033283784
1993	73.83810989560644
1994	73.62285045697561
1995	73.14897983899239
1996	72.41237031028969
1997	71.84019805784027
1998	70.90375854003355
1999	69.90221931808748
2000	68.75721558506413
2001	67.78436739521135
2002	66.48291589273923
2003	65.39669358957208
2004	64.61373831167737
2005	63.45949230196093
2006	62.48746712765178
2007	61.32434203769975
2008	61.20018927733808
2009	60.37051989012402
2010	59.550611009648236
2011	59.41630916678693
2012	58.736801823623544
2013	58.58050360675624
2014	58.11511154675559
2015	57.23125923422254
2016	57.022261474940116
2017	57.05119079859509
2018	57.1238101205701
2019	56.22535421015434
2020	55.773871869229275