Year	% of total merchandise imports
1960	0.5760368663594471
1961	0.02134927412467976
1962	1.8144788002221812
1963	1.318904294893473
1964	2.044241037376049
1965	2.604819612759437
1966	3.1260466674109635
1967	1.1520302171860246
1968	1.251750700280112
1969	2.030745568007947
1970	1.2606659889720606
1971	0.5639199388185491
1972	0.23446026976405748
1973	0.10973329396712923
1974	0.27855950393512996
1975	1.2136470234138879
1976	1.2388156642291628
1977	0.6619101578834474
1978	0.8827115884140136
1979	0.23058648807845525
1980	0.38737489775949563
1981	0.12203169208240303
1982	0.152537607198088
1983	0.015851590215970622
1984	0.00556873061745701
1985	0.45592951051485414
1986	0.1339237592725871
1987	0.37834926308720396
1988	0.3557711939362633
1989	0.4320988526688089
1990	0.6359072244734368
1991	0.6070571407875963
1992	0.2038492685754986
1993	0.30480556652845886
1994	0.24545571958464854
1995	0.5159309098878244
1996	1.2991429548669784
1997	1.549558592889124
1998	1.285478460026534
1999	1.7878855273269025
2000	2.354793518467872
2001	1.4815193992404103
2002	1.342122621787753
2003	1.6821683679733985
2004	2.052235981993812
2005	1.3189539143241664
2006	1.5163994471880862
2007	1.439908778150523
2008	2.105171967092338
2009	1.4105712121661942
2010	0.7474653637350706
2011	0.8859545660456408
2012	1.0431040027470224
2013	0.9018962676849229
2014	0.985248884354637
2015	0.21722092175033453
2016	0.32963112919842336
2017	0.5708190342725082
2018	0.6787134569500306
2019	0.5484393518441011
2020	0.35150930600892355