Year	% of total merchandise imports
1960	15.101070154577876
1961	16.26442812172088
1962	28.388998035363457
1963	6.024096385542169
1964	9.741379310344827
1965	7.949479940564635
1966	6.941266209000762
1967	6.3841807909604515
1968	3.7199124726477026
1969	3.6231603032712183
1970	3.799288485614766
1971	3.8828807177761755
1972	3.3033211305695724
1973	3.5225405550742392
1974	4.169849379542512
1975	5.686284987192375
1976	5.568984203093698
1977	4.5971788390013675
1978	5.25792208388494
1979	5.023580455040532
1980	6.059027251390847
1981	5.1801331327985745
1982	7.274306143678308
1983	7.531987209059329
1984	7.970745728922784
1985	5.689649446335713
1986	5.001150646886467
1987	5.436119742044259
1988	7.922707872612405
1989	7.514705535878366
1990	6.787564377702594
1991	5.924055686136207
1992	16.13551965336982
1993	5.848754859979123
1994	9.085659764133336
1995	13.831594294112035
1996	6.626778662221398
1997	8.302360813425699
1998	9.387581065628314
1999	6.201331563663907
2000	4.18880888850643
2001	3.2117809403197874
2002	1.3776323243753612
2003	0.8282944289898092
2004	3.538453743377374
2005	1.1379765663463082
2006	2.9422205564498274
2007	2.559908078922456
2008	1.3563545027729198
2009	0.2868027634835859
2010	0.002487633763089301
2011	0.002135088107530778
2012	0.4892785225230678
2013	0.0020506139715663996
2014	0.0031917114592733887
2015	0.046129694058358844
2016	0.8043640819630391
2017	0.6829144586149366
2018	0.6824920613602489
2019	0.644573608170377
2020	0.6030696363055174