Year	% of total merchandise imports
1981	11.226775596257744
1982	11.486341148634114
1983	16.101694915254235
1984	16.388792781440056
1985	38.54774073055908
1986	26.26226233215218
1987	3.3066516569599433
1988	10.769352064653633
1989	14.865585700788575
1990	10.260722811302134
1991	10.408181323418706
1992	5.155062890989499
1993	6.649975999433468
1994	18.837373971665635
1995	27.404977126850316
1996	6.581718866792416
1997	11.17296788828962
1998	9.503187400955069
1999	5.608137712350756
2000	4.816841781813495
2001	5.066569637537016
2002	5.211784522498928
2003	5.175581402395128
2004	5.087082449733778
2005	5.834105284833488
2006	7.92036569717445
2007	9.448026888469943
2008	9.60076268202778
2009	9.758547865069321
2010	8.958650214739482
2011	11.420133101563147
2012	11.238926620654562
2013	11.381239378916861
2014	13.671366789341327
2015	13.195216498059523
2016	9.977039951870399
2017	11.57006838523715
2018	13.031785755950958
2019	18.765458371336347
2020	12.1042562532973