Year	% of total merchandise imports
1960	0.9014764338444066
1961	0.9343263371699391
1962	0.9388151505341535
1963	0.8586525759577279
1964	0.8912655971479502
1965	1.0696208576067234
1966	1.1992778541953233
1967	1.05655148523426
1968	1.1012333813871535
1969	0.9273351502495311
1970	0.8521925616569784
1971	0.8550070454491174
1972	0.7953890489913545
1973	0.7215392838054516
1974	0.760489995011363
1975	0.7327411762199928
1976	0.6581117921825349
1977	0.6469097564409405
1978	0.6134586071615983
1979	0.5181782256471053
1980	0.4620743002377903
1981	0.5254573380949437
1982	0.5028193800955357
1983	0.4597440483246659
1984	0.5282147055381123
1985	0.5589656274293782
1986	0.5006915732452494
1987	0.49052417321462954
1988	0.5302751068143606
1989	0.5466319338963939
1990	0.5457113359130514
1991	0.5444450203120461
1992	1.9419216245349618
1993	0.7842095123646775
1994	2.5267514112116305
1995	2.6168698137678534
1996	2.598719789376745
1997	2.7225586912067836
1998	2.668453547370975
1999	2.3486035420156717
2000	3.129439517592679
2001	2.9186215247414236
2002	3.048131237006286
2003	3.3055679687349273
2004	3.665361558987359
2005	4.781386480641127
2006	4.77615947567725
2007	4.229296431152984
2008	5.1060202610269805
2009	5.030520453338551
2010	5.205514614440773
2011	5.862078854301073
2012	6.18662977950234
2013	5.858920107708173
2014	5.437852422065511
2015	4.738956005280494
2016	4.444951105601247
2017	4.791491468806008
2018	5.071415439214127
2019	5.003076649996211
2020	4.214478907966993