Year	% of total merchandise imports
1964	1.011881337619029
1965	0.4768392370572207
1966	0.05836008170411438
1967	0.40063431976074687
1968	0.6984404142467209
1969	0.19368382469016726
1970	0.1227377376692018
1971	0.12132231566676624
1972	0.18859612451969582
1973	0.18871090926132944
1974	7.396780715834633
1975	11.938790790553572
1976	13.443848723166038
1977	12.46504362744641
1978	13.853537718245496
1979	15.167781017080282
1980	19.65168677241422
1981	18.811920155043218
1982	19.37896969091304
1983	19.378969692369978
1984	23.03900799542287
1985	20.02088872016058
1986	17.623652104342618
1987	12.239473304970268
1988	10.781562271272895
1989	0.47825993387821936
1990	4.825448229467627
1991	13.276010059245294
1992	15.85832733243126
1993	10.711126236799377
1994	0.35840117849248165
1995	16.25714141598556
1996	10.425275980154572
1997	1.1684425566888412
1998	9.410159369447156
1999	3.6846547273364574
2000	1.6779245565722036
2001	1.5360959527273532
2002	2.069735271681992
2003	4.596780272523549
2004	7.236984010720891
2005	4.133378927066367
2006	10.762399978326716
2007	6.703739028693212
2008	12.833171642666272
2009	13.834889534969367
2010	12.353349327739648
2011	9.132521086534048
2012	10.30073480117493
2013	5.678401623450754
2014	4.339686579730567
2015	4.081233519063096
2016	12.33393984549593
2017	10.806017520748794
2018	11.905411975141709
2019	13.52027652345813
2020	11.310811147132037