Year	% of total merchandise imports
1960	14.383561643835616
1961	14.733276883996613
1962	15.380184331797233
1963	16.614024005053697
1964	22.456907016266083
1965	15.274618134546635
1966	23.87884479924865
1967	18.765638031693076
1968	18.52562345848178
1969	13.916095674471393
1970	18.306606733251733
1971	14.41218977903147
1972	4.646952323476162
1973	7.784217080249807
1974	13.42341460785857
1975	21.992463286377664
1976	10.570707749264784
1977	13.145408219229601
1978	7.6368807169798085
1979	7.3768608125015955
1980	5.743577306466417
1981	6.690539586051135
1982	9.226687811841035
1983	8.964606577242906
1984	6.096871129278181
1985	7.5941150780652915
1986	10.457527772478585
1987	9.34028152630714
1988	10.596434711552675
1989	13.765471377016725
1990	14.199997812248668
1991	12.571243576647248
1992	13.22281732319742
1993	13.283905966667875
1994	13.11436672967864
1995	13.278286096853382
1996	12.763713080168776
1997	12.097690268837562
1998	12.253528158710404
1999	10.454525676874955
2000	12.664230109711639
2001	13.196738085146151
2002	13.152273857114036
2003	14.30116142183914
2004	14.487362475707044
2005	16.636786245369052
2006	16.756783827107917
2007	8.859162909300695
2008	8.346060211286915
2009	9.487317682145111
2010	9.591944583666049
2011	12.075711678660024
2012	16.229931416395413
2013	25.877435562705525
2014	28.368232410235294
2015	11.606481443099725
2016	32.04236446471472
2017	28.398065313832245
2018	28.719507486496255
2019	30.972081714186317
2020	32.703109054185894