Year	% of total merchandise imports
1960	2.994466405803901
1961	2.9050408670327736
1962	2.4813210215292427
1963	3.5212048897221586
1964	3.3117351744287324
1965	3.223405176008646
1966	2.932240125864189
1967	3.076390595988972
1968	3.107630970905192
1969	2.7029210873194756
1970	2.9464385510954605
1971	3.1690359876723284
1972	3.9008801416571086
1973	3.5045456853002817
1974	6.514235382296577
1975	5.255544002791279
1976	4.2226570569216895
1977	4.438162326739674
1978	4.774291086705212
1979	7.2469757237243595
1980	10.913903009858695
1981	8.84954708670104
1982	9.405242704890563
1983	7.90086830046061
1984	8.944471603326528
1985	8.567710519967235
1986	6.892312049484281
1987	7.236029063916248
1988	6.6316601120135665
1989	7.315077522115143
1990	7.329065152298697
1991	6.725790276976625
1992	7.5588166734676845
1993	7.065646808576766
1994	7.144648962048129
1995	6.624179631098283
1996	6.858368297069847
1997	6.995603164100683
1998	6.166749409607276
1999	7.673925243251705
2000	7.43590229708264
2001	6.619024870632946
2002	6.3721825395304545
2003	6.524190911278165
2004	7.1025262168073064
2005	8.012538199744727
2006	11.860118556266519
2007	12.6900675935364
2008	13.79494467739927
2009	11.809069462648369
2010	13.804956396786993
2011	13.788418451691589
2012	14.702210188114902
2013	14.204792878815956
2014	12.986707080608495
2015	10.245695563372685
2016	9.110445839970025
2017	10.034593321448185
2018	11.084933874666463
2019	10.846208348067892
2020	9.63618670094612