Year	% of total merchandise imports
1975	84.21052631578948
1976	85.91065292096219
1977	84.59214501510573
1978	82.48175182481752
1979	89.21987566141648
1980	87.62014058241286
1981	89.61693768416458
1982	87.7809878412409
1983	87.02119257601684
1984	85.86921894261535
1985	88.42573166893948
1986	90.01817856717129
1987	91.1270596457275
1988	90.68705887981403
1989	88.40521307507841
1990	89.63541136381566
1991	89.52931256209405
1992	90.12277897136008
1993	87.87277258885224
1994	82.91426704817067
1995	84.73600008771325
1996	84.19787450675177
1997	81.3389815997587
1998	78.30022842038403
1999	81.2950843677423
2000	87.355441177717
2001	87.63281528071411
2002	84.96381521924813
2003	79.37383338853098
2004	82.79518516145026
2005	80.42488001944716
2006	83.77771804987673
2007	73.44268761249097
2008	68.09223062744479
2009	71.41210805848924
2010	73.69491833408361
2011	73.42757755427887
2012	75.38229468781712
2013	74.91540358602875
2014	65.29683910336517
2015	54.483382954060566
2016	48.31519499538119
2017	56.203467105916275
2018	52.43874125473169
2019	58.80653035942329
2020	51.21347080406794