Year	% of merchandise imports
1970	74.09618046653786
1971	71.77435206083274
1972	73.38334539788174
1973	68.83856107378186
1974	63.99676249829488
1975	68.34093043875306
1976	68.50520205369719
1977	60.97949323356489
1978	56.616926941680376
1979	58.44363961870689
1981	47.5140716352111
1991	74.46013505864161
1992	81.54898874228348
1997	68.74634755352494
1998	68.12207416409319
1999	63.68451022854648
2000	62.65223411327815
2001	61.1375364000476
2002	61.003527178741145
2003	58.36702471932787
2004	56.70191165637431
2005	53.41400746063773
2006	56.006015087213655
2007	61.04556399918334
2008	52.32740630473367
2009	58.77132430879194
2010	54.13394795743349
2011	52.21765835427169
2012	53.000864446258774
2013	52.583039881129224
2014	51.770784416186046
2015	56.53223153801886
2016	62.0731832982708
2017	62.271123087271086
2018	64.528494304068
2019	76.86335552202938
2020	65.16860235732777
2021	71.94131423358125
2022	53.697878032281146
2023	68.9090511349726