Year	% of total merchandise imports
1960	2
1961	1.593625498007968
1962	2.3972602739726026
1963	2.0689655172413794
1964	2.2988505747126435
1965	2.26537216828479
1966	1.5723270440251573
1967	1.2531328320802004
1968	0.3731343283582089
1969	0.9773294472852929
1970	0.7139889516364812
1981	2.5922750204390916
1982	2.0162083120674383
1983	1.2493307183644597
1984	1.1187424941169206
1985	0.6894986492838854
1986	0.0041411558525040375
1987	0.029432481501231123
1988	0.1390190504597964
1989	1.1463505012610802
1990	0.2496812494165885
1991	0.028583644070051137
1992	0.056423521756472104
1993	0.4038663833502972
1994	0.05167525271457225
1995	2.644038215650398
1996	0.9793968679637813
1997	1.3384730374903437
1998	4.2696920394035835
1999	5.28453758530124
2000	1.7960941756838873
2001	0.5619449516378396
2002	1.2710868646828994
2003	2.5979425712720614
2004	1.2861935947489012
2005	1.4699116407415378
2006	2.161590854130489
2007	1.8221992509102978
2008	2.6200931884003227
2009	3.3886423586208068
2010	2.643784024538047
2011	1.6140749783154396
2012	2.5342754571310167
2013	2.1477840402377075
2014	2.1020641442100483
2015	2.637119572084666
2016	2.4313479167233907
2017	1.514416739493225
2018	8.779740828607233
2019	1.9828406330600716
2020	2.2105500671996188