Year	% of total merchandise imports
1960	4.254643594221305
1961	3.841931942919868
1962	2.920759659462999
1963	3.778012436935352
1964	3.6994936447246043
1965	4.0609626700106105
1966	3.177803379416283
1967	3.5495829471733082
1968	3.7861345612688666
1969	2.7890238416554207
1970	1.6895681435782388
1971	1.5553168167267453
1972	0.8442384760023551
1973	1.2691607975935297
1974	2.0178308972823995
1975	2.2400302038493956
1976	2.2236258759593843
1977	1.9387252853388313
1978	1.5969956115674582
1979	0.9679824308508109
1980	1.448959298109577
1981	0.1359424984929345
1982	0.142492736169853
1983	0.49390260537443736
1984	0.155036676509773
1985	0.1580236166944015
1986	0.1724078569092255
1987	0.25169212180930933
1988	0.20377964542666305
1989	0.44397976934878824
1990	0.23304830899386317
1991	0.25438304536599465
1992	0.2606942794974017
1993	0.23408197352534746
1994	0.28312607785962646
1995	0.3414873219447034
1996	0.25880133700376434
1997	0.23569269967915152
1998	0.17483121414276168
1999	0.12235160296499177
2000	0.12314365651728142
2001	0.13693841783002175
2002	0.11267571991002653
2003	0.132140196179465
2004	0.15342520058689227
2005	0.0988885330601185
2006	0.1565969507602555
2007	0.29252392218005296
2008	0.3917879582014519
2009	0.7649437584455685
2010	0.8321098214729291
2011	0.3568596529440804
2012	1.5967811074007379
2013	0.6625405275436282
2014	0.9841500284782321
2015	0.12408111934458467
2016	0.0831346258851745
2017	0.15530116067238076
2018	0.18151230902116672
2019	0.08269328809938283
2020	0.10959207640538629