Year	% of total merchandise imports
1960	0.032591868328851956
1961	0.08216926869350863
1962	0.08165689258406948
1963	0.041211621677313
1964	0.047317119333774964
1965	0.07635530669381523
1966	1.0759381113284723
1967	0.6936838262139468
1968	0.6839945280437756
1969	0.6966342035973733
1970	0.5027750571335292
1971	0.3899605225150047
1972	0.2599066436338624
1973	0.31097468478677937
1974	0.3279067336418004
1975	0.2549170698432348
1976	0.31884516720412026
1977	0.25152488462767353
1978	0.2553522243552291
1979	0.3086175988030823
1980	0.3577493382917967
1981	0.2551902105345742
1982	0.22991992121310845
1983	0.1285523978685613
1984	0.1374156693124636
1985	0.13449705181413715
1986	0.2383553060515999
1987	0.2545172078379614
1988	0.2545342436911601
1989	0.4094053280537103
1990	0.383721480483288
1991	3.0173732641599447
1992	1.3692481491873112
1993	1.689012384115413
1994	1.3833580932916507
1995	3.1442309923639873
1996	4.056084610714808
1997	4.808982035307766
1998	5.244140365664191
1999	5.753472027077136
2000	6.494214968499444
2001	7.325762499094167
2002	4.967670635215695
2003	6.901339379960623
2004	5.09515782942235
2005	7.186737449556417
2006	11.857908696106897
2007	13.931085272798164
2008	14.62554055132662
2009	15.203157006408267
2010	15.426057377840241
2011	16.399417709804894
2012	17.387447745858715
2013	18.266667237998323
2014	18.959730335795726
2015	22.873813811991887
2016	22.648955994434512
2017	22.43722843087178
2018	22.665625660526477
2019	23.99446066214141
2020	26.048695286803852