Year	% of total merchandise imports
1981	65.58752590277543
1982	73.01263758662861
1983	78.38406652635902
1984	83.40512764469203
1985	82.75547206304881
1986	83.90455558189079
1987	85.70252280983891
1988	91.43417835306529
1989	89.42160796004104
1990	89.40699803791503
1991	90.02271895311367
1992	87.8507828853275
1993	86.05049050603252
1994	85.8286911194422
1995	84.72290053932842
1996	84.2665344591287
1997	83.11823254138339
1998	87.5149163127824
1999	88.70802960937074
2000	87.29648202240712
2001	86.86619973724271
2002	87.15247520932895
2003	87.59126058495342
2004	87.33613954416361
2005	86.01004019322228
2006	86.02653102454364
2007	89.00120475474166
2008	88.75658993965216
2009	83.84416724243465
2010	86.8740268133941
2011	85.61173287626066
2012	86.30930164883563
2013	89.92246000255751
2014	86.70102953559758
2015	83.57707468051191
2016	82.54650056980275
2017	80.31265505591003
2018	81.77701092490362
2019	80.94717602358494
2020	85.76360260601349