Year	% of total merchandise imports
1960	4.2305927927009535
1961	4.4170356314568835
1962	3.27739015651518
1963	5.253414859899587
1964	4.972398536192032
1965	6.164719234439888
1966	4.548574731746089
1967	3.980101549038874
1968	4.8017513768512226
1969	4.627977695246729
1970	4.378499554520554
1971	4.423670520696958
1972	4.292047108901964
1973	3.5891759146911664
1974	3.4317259070024946
1975	2.6336952913122507
1976	1.619442897806101
1977	1.216129561543584
1978	1.5279787045240507
1979	2.0309430437024187
1980	2.0230488207807755
1981	1.541215967421426
1982	1.5773698024069953
1983	1.65565840010549
1984	2.2589882697782975
1985	2.3823620581463203
1986	1.8762250903868134
1987	2.263611475664024
1988	1.857510874274536
1989	2.609404532896018
1990	2.6291728708732376
1991	2.4893596092607053
1992	2.729359159601847
1993	2.666335999068616
1994	3.016399384540206
1995	2.8031905168763207
1996	2.6608035787008877
1997	2.599578966991279
1998	2.0513813734010826
1999	1.989414180359706
2000	3.1669301448393443
2001	3.2753061764160734
2002	3.65457814679633
2003	3.391074196999496
2004	3.8248130226731223
2005	2.61507181905554
2006	2.756487267712201
2007	3.578053876011246
2008	4.282713744063095
2009	4.769939657191972
2010	4.268826374735304
2011	2.478955016556989
2012	2.324170462953575
2013	2.1700381027607287
2014	1.9357473092828623
2015	1.5364706584788013
2016	1.445088933731566
2017	1.7740841212625431
2018	1.9193305580907
2019	1.8785147279678431
2020	1.9767960777587381