Year	% of total merchandise imports
1960	3.589315525876461
1961	2.1747726374060896
1962	2.5365919768702567
1963	0.9511705752555552
1972	3.905093212023905
1981	2.368600151671301
1982	7.57651401507356
1983	3.462979962139174
1984	3.4953287131060806
1985	2.182126107347577
1986	1.1556410176694054
1987	1.1849628813187905
1988	1.1053956599653203
1989	0.9098608494673021
1990	0.7953259995672223
1991	1.3555759979636353
1992	3.932612106697498
1993	4.9336192693341285
1994	6.155045327633635
1995	3.0964819361518394
1996	3.01501178872959
1997	3.201855308348593
1998	3.744511621154244
1999	4.883510476758559
2000	4.5693340722149065
2001	5.540140577686504
2002	6.818734357964883
2003	6.446394034264507
2004	6.406558867048857
2005	6.30884280065587
2006	4.997204344736983
2007	4.962550255718836
2008	6.376056354617816
2009	7.319496547579366
2010	6.315939750014935
2011	5.839703504151543
2012	5.422054339842351
2013	5.791949436785344
2014	6.301114083971883
2015	6.430265167338916
2016	6.770092156968877
2017	7.0715528873233175
2018	6.272620060785017
2019	6.467991263508331
2020	6.352540588127341
