Year	% of total merchandise imports
1960	4.537735433656654
1961	4.441030714628412
1962	4.317515529675508
1963	4.312727133050085
1964	4.7300683076513135
1965	4.494472758425042
1966	4.62630802990556
1967	4.573549962180939
1968	4.356151687112541
1969	4.344138042239096
1970	4.158030285875655
1971	3.851831794785623
1972	3.8945048332710877
1973	3.8039272841899687
1974	4.688350036345293
1975	4.0058868728248065
1976	3.7907634854979886
1977	4.2499024616932335
1978	3.8622584763549086
1979	4.132665672389743
1980	4.2870655110030995
1981	3.65338611998123
1982	3.46349076127679
1983	3.572328317455221
1984	4.092816298673697
1985	4.161229117920155
1986	2.9665624930019114
1987	2.3448509434702878
1988	2.239014057592779
1989	2.1664145331340596
1990	2.1270716552851043
1991	1.9543465039848513
1992	1.7932802480721575
1993	1.671637459867095
1994	1.6890781729309725
1995	1.599793816596161
1996	1.6546403047302785
1997	1.6675953281574805
1998	1.5165136943673936
1999	1.4190772403349352
2000	1.4835914238949948
2001	1.5406434501836737
2002	1.4509607302193799
2003	1.369389130816737
2004	1.2671043287272241
2005	1.4444729151535
2006	1.4501576527376652
2007	1.4885953455465915
2008	1.7542196418935723
2009	1.5191569444462465
2010	1.617654591164543
2011	1.980215026218992
2012	2.10382988243443
2013	2.009887981695823
2014	2.030516582954647
2015	1.7671766257462498
2016	1.4307534049955102
2017	1.4234475721764022
2018	1.561212796819121
2019	1.5819428533100117
2020	1.417684266347025