Year	% of merchandise imports
1970	8.594557499900937
1971	8.809119286929306
1972	9.43235764902601
1973	13.005994604819124
1974	18.251122586488485
1975	16.66086143618541
1976	14.885728654472521
1977	20.025532969076398
1978	24.639287689037065
1979	21.759456267838516
1981	37.461893199320976
1991	16.255462442051577
1992	10.757472173408749
1997	16.195279710991873
1998	13.985101972386222
1999	18.530396263287216
2000	22.277179262474736
2001	22.229084845379095
2002	22.243923122805345
2003	24.474927921805943
2004	27.533046519746858
2005	29.397299851426073
2006	30.29601873475557
2007	23.975225705546475
2008	32.542342129003785
2009	25.695783687200226
2010	29.872933736979697
2011	32.94713662160317
2012	32.30211390447298
2013	31.967947168293843
2014	32.63605177328022
2015	25.0362473965683
2016	20.3398964001316
2017	21.41911177449294
2018	22.158116296573883
2019	15.28827117863357
2020	22.029930548514535
2021	19.016242904101745
2022	35.59750772439201
2023	19.370802773867666