Year	% of total merchandise imports
1960	0.8285004142502072
1961	1.2788365095285856
1962	1.800720288115246
1963	1.2081274025260844
1964	0.5291005291005291
1965	0.8035714285714285
1966	1.4232849416453175
1967	1.940203562340967
1968	1.4038524322559582
1969	1.0435436297069929
1970	0.8744332377162951
1971	0.6403194877444098
1972	0.6901845770424989
1973	1.5330358907620318
1974	1.1081208854705573
1975	0.8718933897226864
1976	0.8691036399530021
1977	1.696780200247945
1978	0.7650004447677005
1979	0.7292316568384755
1980	0.9340726787494712
1981	1.691963135467248
1982	1.1596695979713196
1983	2.2480848363524557
1984	1.8566421822491783
1985	1.235803133423138
1986	0.40885934664222623
1987	0.944858906563647
1988	0.8823704001083714
1989	0.8823704002353296
1990	0.6570151074369125
1991	0.46700356660034315
1992	1.7410050487557136
1993	1.4081509208383127
1994	0.9767232605084614
1995	1.2912580262846398
1996	1.7878047369369492
1997	1.7412420928452834
1998	2.1513621889530437
1999	2.3340762673612123
2000	1.7801978692295142
2001	2.095827532942731
2002	2.6213333390551044
2003	3.1851963109006496
2004	3.8242906749441494
2005	3.5187707528185417
2006	3.9880999843733083
2007	4.46971416163051
2008	4.448756812047123
2009	4.2653779590161935
2010	4.129744255368876
2011	4.721861265911264
2012	4.486067236378973
2013	4.883791823869565
2014	6.149102045503404
2015	6.507224375670487
2016	4.7646081240642415
2017	5.135470435030538
2018	5.991470201995748
2019	5.909899371026856
2020	4.4192890776567895