Year	% of total merchandise imports
1960	0.9459497429077184
1961	0.7711779062066213
1962	0.9478837842303445
1963	0.7730670330690087
1964	0.7080351561608129
1965	0.9640234888256645
1966	0.777415764958265
1967	0.6892933797065774
1968	0.7331171165553919
1969	1.157207912624452
1970	2.3940745791316345
1971	3.8254246445372724
1972	3.4369748287964366
1973	8.201408570454252
1974	5.357942689841266
1975	5.916987093047083
1976	5.096881752560894
1977	5.977532587995669
1978	5.175069993567641
1979	4.600208469410647
1980	1.4089273729781455
1981	0.9662848272920188
1982	1.2272835985937742
1983	3.501085273057832
1984	7.137549136811841
1985	8.82756901347644
1986	5.691676955293726
1987	4.437712313000984
1988	3.0593242881420033
1989	2.5747147599108264
1990	1.9166746759275406
1991	2.2228442851976697
1992	1.8182905307173376
1993	1.8226095664835966
1994	1.710430073625695
1995	1.7841696082956018
1996	1.6571436188367397
1997	2.1335595603788238
1998	1.9974143935014372
1999	1.826786027784197
2000	10.92790081595511
2001	10.301638140430581
2002	12.724778029565906
2003	13.462318871132267
2004	16.748307536783226
2005	13.492738268961316
2006	11.056439593366314
2007	9.811928112090156
2008	8.067632757805898
2009	10.833437321584253
2010	10.572713449967216
2011	12.055014061147007
2012	12.333788453939562
2013	12.247370581303652
2014	11.40930710721649
2015	11.463376998852334
2016	9.609974774593404
2017	8.495816194985926
2018	7.151208757887891
2019	8.749338002716199
2020	8.331725722640616