Year	% of total merchandise imports
1960	0.03591309032142216
1961	0.01662510390689942
1965	0.011691804045364199
1966	1.8316195372750643
1967	0.9698371741258119
1968	0.37329504666188085
1969	0.4984108639121641
1973	0.9470257472625038
1974	2.5968520771130525
1975	1.6392967262393798
1976	1.3696291525371118
1977	1.111900338760791
1978	0.7327419976860778
1979	1.1242908715832902
1980	1.5116600608351
1981	2.885682574916759
1982	1.561840439003799
1983	1.187648456057007
1984	1.3177866703463503
1985	1.1395511921458625
1986	1.1010154997327632
1987	2.3054755043227666
1988	1.8357606168155671
1989	2.631373467634887
1990	2.6696436202034013
1991	1.9469294920394238
1992	2.9079343823234014
1993	5.115037181214753
1994	3.005510809665112
1995	6.260862503045561
1996	6.51981213203678
1997	5.001320107117263
1998	6.374362912797599
1999	7.3089962942521485
2000	7.435974721599903
2001	6.641386938868409
2002	6.616764986058282
2003	7.920855132539844
2004	7.177706228734232
2005	8.185453757208172
2006	8.633417251915247
2007	11.043805823278126
2008	10.636478779412109
2009	10.39355149957932
2010	10.38489910851678
2011	19.12406650782294
2012	16.428778174561938
2013	21.911709844436704
2014	25.437854107740954
2015	27.862411279065054
2016	27.483818973237682
2017	27.789534861887205
2018	26.562873262182805
2019	28.15230749874108
2020	32.747787323995105