Year	% of merchandise imports
1970	36.36428996933822
1971	33.99351638397888
1972	30.271770626296952
1973	27.45337950348311
1974	33.546733615032295
1975	26.710441560358156
1976	24.227432918276605
1977	23.73191922723705
1978	26.45410538610574
1988	10.224737890428676
1989	12.484175709377896
1990	12.394857366361139
1991	12.343849404382293
1992	13.099109452816505
1993	13.867162801118754
1994	14.16577033522588
1995	16.616728832618254
1996	16.20973844065596
1997	14.89201763387335
1998	15.730263937006308
1999	13.767275820242563
2000	14.231518539283059
2001	15.744691031117233
2002	18.941709598647073
2003	17.44727898011631
2004	17.504483666999
2005	16.66291536568517
2006	16.454032042903087
2007	18.808652368050822
2008	20.859107133670733
2009	21.551856457486295
2010	20.982011702924982
2011	21.248936810000213
2012	21.483112985413495
2013	22.04911890982119
2014	21.198384311066935
2015	21.961738245963165
2016	24.165030353841523
2017	23.98657242199398
2018	21.004112664222895
2019	20.760228668455806
2020	24.747136305123
2021	21.615157957922758
2022	21.36101776150098
2023	22.50776350536411