Year	% of total merchandise imports
1964	4.068022674224742
1965	3.7735849056603774
1966	3.3048807178813746
1967	4.128440366972478
1968	4.662126767941331
1969	5.230769230769231
1970	5.155655726158614
1971	3.9652429323216256
1972	3.8221047996477324
1973	2.838494231936855
1974	3.436810975396353
1975	2.397057078438353
1976	2.0095473629723357
1977	1.7872497236211766
1978	1.8507324792247168
1979	1.7842051671043357
1980	1.6594621830911211
1981	1.4593112686529044
1982	1.3346615995769227
1983	1.3412249940021337
1984	1.4485484837872966
1985	1.8169579923714856
1986	2.0332349678742596
1987	1.989311757067226
1988	1.7758257293074144
1989	1.80220352658659
1990	1.7425506375334612
1991	1.728870144126158
1992	1.8741611464092616
1993	2.6117882088309763
1994	2.3533803454006956
1995	2.532371149097477
1996	3.0979627266477077
1997	2.974875516130882
1998	3.269535942592451
1999	3.2372168223232767
2000	3.431844248840631
2001	2.979917886517132
2002	3.2913609910927697
2003	3.5043731215321205
2004	3.6776421181850627
2005	3.5486183638567987
2006	4.05987205183501
2007	3.6449670308175324
2008	4.520626733653243
2009	4.062501548649164
2010	4.183556224388188
2011	3.736107773117388
2012	3.785779944262295
2013	3.962809413116708
2014	4.151331561817657
2015	4.039264994990697
2016	4.427164489295065
2017	4.783570308029083
2018	4.949013668167101
2019	5.31810130979585
2020	5.755010689912601