Year	% of total merchandise imports
1960	3.8855421686746987
1961	2.7015313493210056
1962	0.6455012514820182
1963	0.4037978827894795
1964	1.773161263246249
1965	2.73224043715847
1966	1.6824002243200298
1967	1.9208896752179956
1968	2.9966534834195317
1969	4.879656117543098
1970	3.3906047762860694
1971	4.721995760639166
1972	5.4722394104742085
1973	3.872068699768799
1974	4.878193979648678
1975	4.955307660236528
1976	2.7705552666551108
1977	1.9296624336756412
1978	1.451082997606553
1979	1.0209001748848654
1980	0.7823206238811498
1981	0.6392443409849806
1982	0.4369246497772411
1983	0.41535166213653074
1984	0.502892514388262
1985	0.45323493317300484
1986	0.8088680762818059
1987	0.9596374495219588
1988	0.8244943372026161
1989	0.9649041221114395
1990	0.6700829066086699
1991	0.8998398975914427
1992	1.2093548334572612
1993	0.7215758716143804
1994	1.3220049657447828
1995	1.5245727288519024
1996	1.313280848971135
1997	1.2275597243292988
1998	1.1364250449024786
1999	1.0916288112614603
2000	1.746069160850152
2001	1.5329402290844674
2002	3.1428482593495977
2003	5.736367911119347
2004	6.0447510773347295
2005	5.885539437824491
2006	5.6484437980295015
2007	3.55796311550543
2008	2.9819663318927763
2009	2.8720748516746974
2010	3.1541925163908497
2011	2.6559392252518346
2012	4.21598990090248
2013	2.3570829706065055
2014	2.240031602503328
2015	2.9988907122082185
2016	2.6686864502986194
2017	3.3533138249568295
2018	3.035200626626845
2019	1.871287785297698
2020	1.9885173269387952