Year	% of total merchandise imports
1960	0.27548209366391185
1961	0.22246941045606228
1962	0.23952095808383234
1963	0.3614457831325301
1964	0.7021063189568706
1965	0.4655493482309125
1966	0.5
1967	0.5574136008918618
1968	3.5754189944134076
1969	2.5778048758618834
1970	4.441434316579448
1971	2.689215660205104
1972	1.5378954498699604
1973	2.7304537371651465
1974	0.9478376615835411
1975	0.49155996315686484
1976	0.42501626642311807
1977	0.17229242454822466
1981	0.17229242454698554
1982	0.2039471489106136
1983	0.1457587590844994
1984	0.04928091926944043
1985	0.07773128295482516
1986	0.0158144438587243
1987	0.049280919272474834
1988	0.04928091926173647
1989	0.04928091926208141
1990	0.10424483378165586
1991	0.26425932283234116
1992	0.22190114592418164
1993	0.4046094044310412
1994	0.3763641223914145
1995	0.6364370195689042
1996	1.353603485287541
1997	0.7545356105019846
1998	0.5661184992667225
1999	0.18551906658164033
2000	1.2086477004013514
2001	0.7535634816730282
2002	1.0037740124910288
2003	1.0194440397844142
2004	1.0801930481206363
2005	1.2885459956772698
2006	1.4120147786999164
2007	1.4451107601799797
2008	1.3835083915265056
2009	1.4438604083358648
2010	1.8149251772055026
2011	1.6060459315513105
2012	1.7629301986960797
2013	2.8780670637895707
2014	3.742385821171721
2015	4.877919226416522
2016	2.4959122564167604
2017	2.9767355132409916
2018	2.4710370005442446
2019	2.6385371573541283
2020	3.207963848350974