Year	% of total merchandise imports
1973	2.597284885594586
1974	2.5143717743861003
1975	3.0663272264399692
1976	5.309997979776499
1977	4.738409565719874
1978	3.834708102818111
1979	2.493697021258936
1980	2.5875674184849227
1981	0.3228519595529858
1982	0.6615725579702955
1983	0.3260471044223685
1984	0.9495762743335884
1985	0.31628908584932924
1986	0.6893171525476895
1987	0.7416740223637609
1988	0.6199634152370593
1989	0.6439927787122532
1990	0.4015877177416292
1991	0.29938560660232927
1992	0.43144984727179775
1993	0.41031401842499815
1994	0.7719892149575834
1995	0.47544429582866177
1996	0.7080058036317133
1997	0.29951737017087743
1998	0.3256818610881155
1999	0.6122167128010606
2000	0.623513130320986
2001	0.5048987975432697
2002	0.40054461323913776
2003	0.33071556656882023
2004	0.28635298026347245
2005	0.3462759980206167
2006	0.601001777334
2007	0.5046511572632487
2008	0.9049566958741342
2009	0.8739344949043999
2010	0.8514940447363022
2011	2.1754198754806815
2012	1.6835124249323485
2013	1.3835405522236122
2014	0.8532481045291449
2015	0.8845946096615
2016	0.8349844155859814
2017	0.4888220125343402
2018	0.5004169189599013
2019	0.7805407251569252
2020	0.8467731841586047