Year	% of total merchandise imports
1960	84.18700872957757
1961	85.25573853213295
1962	84.62437615087482
1963	84.19497170959364
1964	82.7149769104865
1965	81.37788406140751
1966	82.70599962570803
1967	83.12064007244932
1968	82.81972941045234
1969	82.37829216784783
1970	83.02908352649618
1971	83.21355490483197
1972	82.79871780282947
1973	81.2878369567613
1974	80.47487045130457
1975	81.11257692845142
1976	79.72041472624944
1977	78.82883795942783
1978	79.13152048844209
1979	77.84401673804011
1980	76.8867610477341
1981	79.63935982025582
1982	77.69820177790055
1983	76.005105248248
1984	74.92822412318164
1985	76.42850400240788
1986	79.51438174196417
1987	77.94849831752936
1988	78.59813566888782
1989	78.18312479975215
1990	80.65757851098907
1991	83.36360699588825
1992	81.22682560877426
1993	81.20448343589604
1994	79.68125491346704
1995	77.43529783421118
1996	76.63239386603709
1997	77.71976217010216
1998	78.61558524043863
1999	79.43035235596328
2000	76.75325816816849
2001	75.99142316029888
2002	74.71631517910537
2003	72.3884218263375
2004	70.4057161386639
2005	68.23882035500671
2006	66.48314760423834
2007	64.5067883939512
2008	62.75278499701008
2009	62.975670774844
2010	61.92919578419568
2011	60.09191821953562
2012	59.97435708614384
2013	60.56421725984126
2014	60.57997402954268
2015	61.02973111277807
2016	61.44752841719945
2017	60.87115871893499
2018	60.150834815627974
2019	59.202174450121426
2020	59.062901735233254