Year	% of merchandise imports
1975	71.42569449979966
1976	74.89880503650546
1978	77.61102788453803
1979	74.89062048616594
1980	71.32617549288327
1981	71.36793585010871
1982	75.10603039573728
1983	74.31088721704359
1992	75.88683854561717
1993	75.02921537235139
1999	69.90488244408313
2000	68.65356467881415
2001	68.90617919091393
2002	65.29599639095002
2003	65.70764837184231
2004	66.16166570715846
2005	68.32362454369662
2006	64.77308753832756
2007	67.7499692457987
2008	66.98693039391559
2009	66.7873041680744
2010	65.23395723007981
2011	62.40924826136434
2012	65.3365301046798
2013	59.210440449800025
2014	60.90537872433024
2015	62.66788797258244
2016	63.592213074486075
2017	68.69733758727423
2018	67.73797410110213
2019	65.13466462134542
2020	64.848056948903
2021	61.30720699913234