Year	% of total merchandise imports
1960	1.1571923304333136
1961	1.1778861376733583
1962	1.3825207477277068
1963	1.4496477097888103
1964	1.2225660145629915
1965	1.6791978010777302
1966	1.9183282812939007
1967	1.005213583739303
1968	0.6649014368113706
1969	1.1859203846565
1970	0.948340139139012
1971	0.8634686634965756
1972	0.7053614908987568
1973	0.2813692797602693
1974	0.43773378557030185
1975	0.827674224968679
1976	1.0119105820861947
1977	1.5457581099931095
1978	1.5618029010246495
1979	0.9699773285217517
1980	1.0727268465362936
1981	0.6535734673660063
1982	0.6615043938756935
1983	0.6883472737172048
1984	0.5162648943918756
1985	0.41155202351005366
1986	0.4038861313609381
1987	0.4754247348986013
1988	0.5217119933140296
1989	0.9682854299582636
1990	0.9385667440414546
1991	0.5240381660187602
1992	0.46225107535325
1993	0.70699042359354
1994	0.36464325861113045
1995	0.5009432199803592
1996	0.7970498345103074
1997	1.0365104386151913
1998	0.8906707724071778
1999	1.0120887306141635
2000	1.3297959050743318
2001	1.32277724348299
2002	1.0503226834241435
2003	1.2243511493890409
2004	1.2610918591874682
2005	1.466092967538794
2006	1.7009675477223227
2007	1.6069198487511736
2008	2.0047710130227103
2009	1.7835101053840796
2010	1.8870863559604565
2011	2.2089997644292265
2012	2.2094162620136517
2013	2.0554979463656586
2014	2.104428526186656
2015	1.4614195023160326
2016	1.2516793546627818
2017	1.4697751232426872
2018	1.8332093201732969
2019	1.5773381406566336
2020	1.0749332624448018