Year	% of total merchandise imports
1960	4.109825964760566
1961	4.161319177069965
1962	4.269524143341178
1963	3.8222723973873074
1964	4.2294766493285545
1965	4.9065964941134546
1966	4.8291805805291546
1967	4.150122214086076
1968	4.315325161995472
1969	4.150773702933406
1970	4.035435709116252
1971	3.444245451974738
1972	3.3870164369915323
1973	3.4282262327267237
1974	4.1439221663314845
1975	3.812299909609288
1976	3.9157119005124073
1977	4.347925515216907
1978	4.063253012048193
1979	4.666031465568163
1980	4.3453564042784
1981	4.369302913746773
1982	4.265064237506539
1983	4.6922580107245215
1984	5.009470090544753
1985	5.329364338360483
1986	4.191814518187012
1987	3.012108900121569
1988	2.7847617399081144
1989	3.014154060889703
1990	2.7486103292923962
1991	2.5440326103086903
1992	2.397325524783618
1993	2.496704482912991
1994	2.47894042251643
1995	2.530161493646106
1996	2.4435758634795026
1997	2.4992170165114977
1998	2.197784156375086
1999	1.9519765762656447
2000	1.8506809346956608
2001	1.6665398410997658
2002	1.686486089749041
2003	1.4374805219259237
2004	1.487884522067102
2005	1.6018208322390575
2006	1.644813752956939
2007	1.7452564532010082
2008	1.8316168502910641
2009	1.4208035459898811
2010	1.5126701570239787
2011	2.3905910739493
2012	2.0976237568620237
2013	2.0707702950282054
2014	2.0788077815065114
2015	2.023853817905718
2016	1.598353556152099
2017	1.384505813211865
2018	1.4939861346474843
2019	1.5957596384045676
2020	1.3149603710316287