Year	% of total merchandise imports
1960	71.83661240387497
1961	72.74398088586656
1962	72.31209150326798
1963	72.29771463866584
1964	71.06935428766656
1965	72.14872262773723
1966	71.28614706692372
1967	71.72264355362947
1968	71.6348048876626
1969	72.11136336479866
1970	73.25965744048612
1971	73.82468382032272
1972	73.88163385597638
1973	73.02186904074559
1974	70.69292021920107
1975	72.47916686132731
1976	71.87446815752749
1977	72.28188845941469
1978	73.68267651888341
1979	73.36820437097612
1980	74.73160949194376
1981	76.68965012264623
1982	75.69865411970676
1983	75.1527556171693
1984	74.81113268100738
1985	75.4976904437377
1986	78.12299462441572
1987	79.32781758615252
1988	79.3222557945533
1989	79.25008352645932
1990	78.37108723908518
1991	78.18825085913737
1992	79.35994998141827
1993	79.94124388521983
1994	79.55262091104399
1995	79.51665067281921
1996	79.49889873563303
1997	79.14271730782457
1998	80.62417578534863
1999	85.93086696562034
2000	85.52430521605748
2001	85.6927725876399
2002	85.63450465313046
2003	85.02146640070643
2004	84.06587434805688
2005	82.53148850389172
2006	81.23586604642911
2007	81.03915885750817
2008	79.72484874300027
2009	80.61259455349081
2010	79.02977267084044
2011	78.70693537163346
2012	78.74771637090564
2013	79.11603287097948
2014	79.56285989156636
2015	80.14338728863223
2016	80.58302132385131
2017	80.25623260252299
2018	80.21769912235762
2019	80.71195869471141
2020	80.82266405155326
