Year	% of total merchandise imports
1969	8.108108108108109
1970	8.333333333333332
1971	19.801980198019802
1972	0
1973	3.146360049376617E-15
1974	0.3968253968253968
1975	0.4424778761061947
1976	0
1977	0.6369426751592357
1978	0
1981	0.45088712040940554
1982	4.100321191826693
1983	2.428068471530897
1984	0.755629439322956
1985	1.150718255420128
1986	2.1536967685674067
1987	1.71747735362834
1988	3.7617434855074134
1989	3.9439636308029553
1990	12.180148196919347
1991	3.159424039557653
1992	2.8974607866622093
1993	2.1179671053892015
1994	2.4623538639411553
1995	1.1195172055403078
1996	2.2717265431551343
1997	6.030272460188659
1998	1.513145453319788
1999	1.1188784691469038
2000	3.3074978247000246E-05
2001	0.00010245600126635617
2002	0.06527827882507284
2003	0.03277097820137939
2004	0.08221504193032944
2005	0.29563825760298224
2006	0.5381490019035855
2007	26.02153551056735
2008	0.32970993448167185
2009	0.1282815075243393
2010	0.15649279210250971
2011	0.13064566196461405
2012	0.09165904126153458
2013	0.4596114414154421
2014	0.4042798187972348
2015	0.1546151790282826
2016	0.3766339600777712
2017	0.08797392790591549
2018	0.13370546663317204
2019	0.24731085283394935
2020	0.2652022247034769