Year	% of total merchandise imports
1960	0.039685689340423845
1961	0.009895111814763506
1964	0.442225392296719
1966	0.18791105543376135
1967	0.5035405192761605
1968	0.45831784962219746
1969	0.14080257467565122
1970	0.4667256779592822
1971	0.4667387245750221
1972	1.4582880729958723
1973	0.6392629576400024
1974	0.5917647446675238
1975	0.525194017543043
1976	0.30815284381053004
1979	0.44521668759260474
1980	0.2646113981785947
1981	0.3699305403932553
1982	1.566233867828413
1983	1.9523001934503914
1984	1.7103358329235385
1985	1.7819808727348088
1986	2.4352871185415803
1987	2.4986261532148015
1988	3.116726559391754
1989	3.18567491213802
1990	2.3530624805057396
1991	2.6453004612870066
1992	1.7996109793060002
1993	1.4529049996085013
1994	3.342204921139971
1995	3.9163639934085834
1996	4.73646206214517
1997	5.909026363045409
1998	6.81200696379152
1999	6.876245496002753
2000	8.055439027664931
2001	7.908465691318144
2002	7.782667087049111
2003	7.833288714692001
2004	7.87938961854005
2005	8.26525974400994
2006	6.557996579480266
2007	6.396677032206767
2008	5.392020121483694
2009	6.684572924545004
2010	4.921107778093781
2011	4.566023523772537
2012	7.0599682495843865
2013	6.321807131693194
2014	5.4576367690581415
2015	6.387622611507686
2016	6.347972347539862
2017	1.5965698258231984
2018	1.1960898671597264
2019	1.012618746768306
2020	1.0126187431639357