Year	% of total merchandise imports
1968	0.028000420006300094
1969	0.03838403224258708
1972	0.0085636601083303
1974	0.11616262767875024
1975	0.5380137590403952
1979	0.0024407269461136304
1985	0.007881090112384345
1986	0.0036619082203736366
1987	0.0011624169697842892
1988	0.0035485171076141695
1997	0.2674949638832946
2000	0.021120629740586438
2001	0.03704655922206183
2002	0.050695703629042785
2003	0.040329831132962624
2004	0.06348899500301708
2005	0.0674187467658506
2006	0.05277208346009208
2007	0.05628108883425257
2008	0.08292926346482196
2009	0.14853941389115607
2010	0.11527052470898119
2011	0.10466390895254511
2012	0.09194053251581144
2013	0.09558206032429054
2014	0.09280809403734158
2015	0.09582313305620342
2016	0.0994879903199411
2017	0.10347977537303198
2018	0.08882639000985146
2019	0.08517695507086105
2020	0.08501117651305629