Year	% of total merchandise imports
1960	5.87985806974116
1961	5.307865574366656
1962	5.781613326673433
1963	5.61212073310567
1964	5.6889648282144645
1965	5.836051972487382
1966	6.63960321017008
1967	5.773107304587284
1968	5.637115619183814
1969	6.001363487246532
1970	6.049304562422288
1971	6.344790649542932
1972	6.197684893242716
1973	6.637168416347458
1974	8.685976771320616
1975	8.083363797018183
1976	8.361681224652253
1977	8.476349456549457
1978	7.967230787442641
1979	8.74878632506627
1980	9.736093577653984
1981	8.581793780781995
1982	9.163104839496398
1983	9.60548559163684
1984	9.88755310823668
1985	10.039362256268557
1986	7.8713549844569926
1987	8.554139572270751
1988	8.3635081459217
1989	8.322600298218966
1990	7.9414243807317
1991	6.478833746779829
1992	7.538100885422834
1993	7.915578593806839
1994	7.215446400139871
1995	7.651016113856303
1996	8.522577577759774
1997	8.611769135325382
1998	8.696199351186786
1999	9.262090857914604
2000	9.967117634462625
2001	10.980610871060607
2002	11.242736730439734
2003	12.304201983023082
2004	13.404773713501433
2005	14.25960129779598
2006	15.822316338858927
2007	17.540290292528038
2008	19.47209712783957
2009	19.74970016577909
2010	20.25481519209637
2011	21.05143501526601
2012	21.5755160072425
2013	21.468024252615045
2014	22.32124813443826
2015	21.787404176621227
2016	21.534400042083355
2017	22.276248666647625
2018	22.827236028570347
2019	23.1424871342014
2020	22.756074109249816