Year	% of total merchandise imports
1960	2.054582345925685
1961	2.092675635276532
1962	2.1365168925892797
1963	1.941027519293195
1964	2.254323516558619
1965	1.828011877237192
1966	1.6455246210895988
1967	1.6724522811725724
1968	2.0662855377135676
1969	2.257389418334308
1970	2.05506479772657
1971	1.987708080595854
1972	1.7825990434423602
1973	1.8308201072889612
1974	4.2467869039879025
1975	4.042264396693971
1976	3.399882817920337
1977	2.697854153193041
1978	2.030769238618577
1979	3.8126859754250857
1980	9.633881925046351
1981	4.876865355447556
1982	6.245245818914468
1983	4.811410754945501
1984	4.815979093903758
1985	4.398222015664421
1986	4.207537852580698
1987	3.7904512309157194
1988	3.40133066124429
1989	3.4515813575509173
1990	3.629282827187969
1991	4.111260520460338
1992	4.205098017706164
1993	4.445662979034695
1994	3.959457211912582
1995	4.153155747560615
1996	4.489332237244679
1997	4.289005055009195
1998	4.745521549238085
1999	4.777474802015746
2000	8.053661812764615
2001	7.557555440797128
2002	6.725966240232956
2003	6.980332192951777
2004	6.5107335431029245
2005	5.912408350696312
2006	8.684600427558756
2007	7.054187382718667
2008	8.43803826774374
2009	7.089542395657629
2010	7.316522107792315
2011	7.921044126547103
2012	8.764589723677448
2013	8.124029521103553
2014	8.522223614368944
2015	9.22024885055384
2016	8.609068793632336
2017	10.095628779425468
2018	10.625347732450544
2019	10.229696412404824
2020	9.530820761990318