Year	% of total merchandise imports
1966	0.001734755833116489
1968	0.004290249692532105
1969	0.0012413262329472809
1970	0.007150518412584913
1971	0.0012981955082435415
1972	0.005222409358557571
1973	0.0026088771392792543
1975	0.0025567077785277454
1976	0.006569571764991258
1977	0.0035714923480776447
1979	0.0008347907388315433
1980	0.0012248983334383246
1981	0.02045808157031927
1985	0.01607778073033319
1986	0.002720078649131226
1987	0.007825302600634345
1988	0.010228658655821881
1989	0.014275623629131194
1990	0.00213270161617769
1991	0.006014964317556615
1992	0.006758546220990316
1993	0.004933486731880783
1994	0.00868981427624359
1995	0.016339378545859668
1996	0.02729368708945453
1997	0.058569032623753126
1998	0.05235618688014424
1999	0.05032032131330777
2000	0.03582038579098592
2001	0.06632036161832566
2002	0.04369366471162599
2003	0.14213925949886913
2004	0.1118577716553758
2005	0.06651554360269311
2006	0.03257444403966571
2007	0.06976457567496101
2008	0.12317661672369877
2009	0.3010768404791354
2010	0.34654313532664033
2011	0.6437532296490373
2012	1.705675102797284
2013	2.0216910830913513
2014	1.3564141491206703
2015	2.5161689009499035
2016	1.2107851023605902
2017	0.9055140120663073
2018	1.2632117533865883
2019	1.5741117572446415
2020	1.6980337936964458