Year	% of total merchandise imports
1960	5.257809966490109
1961	4.188542760471357
1962	4.748552067164055
1963	5.617826519366718
1964	6.615442540196065
1965	6.7568493620054
1966	6.875977862363683
1967	5.172182630129639
1968	4.741783121242876
1969	4.834137684592591
1970	4.442195834561879
1971	4.004775819272945
1972	3.594035364436327
1973	4.033397697975211
1974	3.2272437317699074
1975	2.9201149290550132
1976	2.6239852610973573
1977	3.3471168019026596
1978	2.7898653437278527
1979	2.846591230115723
1980	2.5542113925106897
1981	2.7835590213745016
1982	3.3201460001322216
1983	3.1536413968010617
1984	3.0039483449606648
1985	3.092301101725634
1986	2.272888756345965
1987	2.0089257150169555
1988	2.176832478669465
1989	2.25461969024068
1990	1.986965506425787
1991	1.9967694583142082
1992	1.9598709577186342
1993	1.944248495774923
1994	2.0816119617949544
1995	2.0394007201093833
1996	1.9036501097433072
1997	1.9679015931400141
1998	1.9316605143225536
1999	1.7662635556120687
2000	1.8788703836587908
2001	1.746952774189723
2002	1.755343162720252
2003	1.736437441723866
2004	1.8422444142648053
2005	1.8173449454855595
2006	1.8367307546492004
2007	1.9633282618633636
2008	2.0386146347224146
2009	1.9011927149444514
2010	2.0054934253653487
2011	2.314530183902658
2012	2.0491773635517934
2013	2.0517701419022663
2014	2.2104928803905617
2015	2.1135772943086106
2016	2.0661148497497472
2017	1.947910458087539
2018	1.8446112797074956
2019	1.876672138246675
2020	2.021245091812001