Year	% of total merchandise imports
1963	9.970674486803519
1964	4.958677685950414
1965	9.836065573770492
1966	6.4
1967	2.729044834307992
1968	3.405572755417957
1969	3.8164996144949885
1970	3.650237622436913
1971	1.5665488810365134
1972	2.1188275141976725
1973	0.19954389965792474
1974	1.9691111061442526
1975	0.758133759838377
1976	0.6245214554412597
1977	0.07055073668827283
1978	0.19995260382724098
1979	0.19247507841881395
1980	0.14879045757198772
1981	0.31172265033833735
1982	0.7669776551188666
1983	0.0803531565057422
1984	0.25731218880900664
1985	1.085808547290131
1986	0.4394988987988581
1987	0.5716988999005741
1988	0.32797994147719517
1989	0.923935329431588
1990	2.6608960363161556
1991	0.8803200762145685
1992	0.9360884812562448
1993	0.9623356590635788
1994	0.692561909894237
1995	0.8630512431525066
1996	0.9824318957352036
1997	1.0617569151322361
1998	0.3847266143959299
1999	0.3677307725149933
2000	0.2592497794972428
2001	1.969569183244767
2002	2.248435648341202
2003	2.373417315447965
2004	3.029472305028328
2005	2.584777768941701
2006	2.5094026786368024
2007	1.8268903470291336
2008	2.9601610285829247
2009	2.654457935222428
2010	2.5610254554599017
2011	3.6138838902962016
2012	2.32752214582587
2013	2.844689289427612
2014	3.6331605159708498
2015	4.735082576148997
2016	4.671107559236446
2017	3.648334348381186
2018	6.132182179362727
2019	7.448239933333924
2020	7.27329955012357