Year	% of merchandise imports
1963	2.1469747383582387
1964	2.1647787573233486
1965	1.8390695346806263
1966	2.092092772750312
1967	2.343636987232616
1968	2.4599670178715813
1969	1.639817650282922
1970	2.2887846505296388
1971	2.388461628390385
1972	1.3879484543231477
1973	1.6166389779033823
1974	1.9177692756665057
1975	0.9110154355240327
1976	0.3693863263400649
1977	0.8944556851219121
1978	1.0939495140463356
1979	0.6216498694540145
1980	1.0727374562164584
1981	2.1018243292787764
1982	1.0807347336912236
1984	1.0680762906661554
1985	1.359116344378384
1995	1.844652844272049
1996	1.5697332749911233
1997	1.768720029649369
1998	1.0534242110967846
1999	0.7405315780221429
2000	1.0044404704837648
2001	1.011188896381986
2002	0.9439391499767388
2003	0.8681420054853278
2004	0.6623162783657214
2005	0.6766302935314068
2006	0.42259514009896626
2007	0.35488318219886844
2008	0.352121963856742
2009	1.1106959100455482
2010	0.7395489616119962
2011	0.41299544666927285
2012	0.5542752091613635
2013	0.5727975208342339
2014	0.520197901886463
2015	0.5700914140600255
2016	0.5460868396203712
2017	0.669291647536696
2018	0.4698095239211252