Year	% of total merchandise imports
1960	4.476210666585905
1961	3.8045854938464423
1962	3.8417244943156654
1963	3.2840090213983166
1964	3.4070332602687508
1965	3.6585078564866076
1966	2.4995070005915996
1967	2.365892466589078
1968	2.8718413453195475
1969	3.4834357150320425
1970	3.4106633247158435
1971	3.149258628806025
1972	3.25369596329867
1973	4.9187583639788
1974	3.6588237929084966
1975	3.4847373930166383
1976	3.692183984340966
1977	3.8703207341490193
1978	3.3164900891844455
1979	3.1007862884593997
1980	2.336613536905649
1981	2.7620800263889125
1982	2.2647839693466465
1983	2.2392339266275214
1984	2.485374810272333
1985	2.1118216548773203
1986	2.3162884858235406
1987	2.1461239755374755
1988	2.4000578113619953
1989	1.8206396264513685
1990	2.175994535630427
1991	2.6648491664441654
1992	3.2266684058620867
1993	3.3231938971414956
1994	3.523375553475717
1995	3.944815461523008
1996	4.601237481221506
1997	3.853925912507778
1998	4.770518075247257
1999	3.753133445645424
2000	4.578322283667253
2001	5.127631976060778
2002	4.747597049451673
2003	5.133345371816865
2004	5.988607055657131
2005	4.458146140725059
2006	4.281378628451281
2007	4.178033214041587
2008	3.5077017497512046
2009	3.3766738860064294
2010	3.6374749571147738
2011	3.578208282659276
2012	3.3205001306864803
2013	3.5099140524077708
2014	4.11501805483806
2015	4.601226879987984
2016	5.21749958336189
2017	4.857330147615095
2018	5.012033048629206
2019	4.812847386992118
2020	5.0823563190069