Year	% of total merchandise imports
1960	0.14492753623188406
1961	0.2253944402704733
1962	0.29175784099197666
1963	0.06060606060606061
1964	0.19851116625310172
1965	0.17452006980802792
1966	0.5319148936170213
1967	0.6459426725878078
1968	0.32076984763432237
1969	0.15744507404713762
1970	0.16273966233281317
1971	0.08956841903477634
1972	0.09355461211887303
1973	0.06533956810778006
1974	0.13022078992045394
1975	0.057361611697398375
1976	0.18976894735522956
1977	0.13353993520214116
1978	0.044062397336949666
1979	0.2672259468332959
1980	0.14331300035734212
1981	0.08562776038827491
1982	0.05221156909886163
1983	0.15023568720241012
1984	0.1790680259273626
1985	0.25518761934791523
1986	0.36969230716242446
1987	0.22765645408523602
1988	0.3736603047457096
1989	0.24917581500305883
1990	0.5208478724919179
1991	0.5983812944318744
1992	0.4193946860542135
1993	0.2201535359974452
1994	0.369654815355881
1995	0.20548414922904795
1996	0.28681077586197307
1997	1.350531928494725
1998	2.327651437867313
1999	2.504568697832131
2000	1.3011059225654773
2001	3.067061101811766
2002	2.1072783140879827
2003	2.6322507046334565
2004	3.342865982080409
2005	3.6114783239311397
2006	5.842279021868305
2007	6.502933575087859
2008	6.836812036378878
2009	6.2884260273494155
2010	8.295941295397808
2011	8.123306065246096
2012	8.805823094656187
2013	9.545139878362443
2014	11.268095740638978
2015	12.187809695264479
2016	12.49866206096852
2017	12.207399046410725
2018	12.791127890680814
2019	12.868361484253727
2020	14.531603681503642