Year	% of total merchandise imports
1960	2.40583443295222
1961	2.72134042672456
1962	2.6280977783209205
1963	3.068331889452199
1964	2.9570404545957487
1965	2.8728219002258912
1966	2.6977525750546603
1967	2.6907323916024515
1968	2.878180998059473
1969	2.655569110337913
1970	2.6872662247214425
1971	3.351996051093712
1972	3.5956140516068364
1973	3.9448465777688226
1974	7.875923811472811
1975	6.727361020953255
1976	6.715073647335005
1977	6.307893379895149
1978	5.903655251107235
1979	7.9604153853578525
1980	10.493172166256487
1981	9.454785904324854
1982	9.807132335266068
1983	8.593426180232482
1984	8.081245113721746
1985	6.97393967044108
1986	5.289368624960949
1987	5.918250665650716
1988	5.073560393973028
1989	5.55204125907517
1990	5.8193149640919986
1991	4.340493812971024
1992	4.183593723708768
1993	3.631947969493959
1994	3.33367982985987
1995	3.3552475304797555
1996	3.5354543582451283
1997	3.529702055036176
1998	3.0809903890077543
1999	3.5940648822108088
2000	4.322209438727696
2001	3.994460081328658
2002	3.8222354059519175
2003	4.063986973365863
2004	4.518580628228925
2005	4.840073251666902
2006	5.825100973087925
2007	5.906799877486069
2008	7.239049391563386
2009	6.441350302929936
2010	6.961419364966978
2011	7.09597882555339
2012	7.625009966435075
2013	7.435900056800928
2014	7.091536262554545
2015	5.725049269534095
2016	5.094924000349884
2017	5.646549999349692
2018	6.5259793591267945
2019	6.602579943868093
2020	5.800304120404758