Year	% of total merchandise imports
1981	4.408291161674079
1982	0.8814309614448403
1983	1.8516005627898025
1984	0.49642702515509457
1985	0.2954708763374428
1986	1.4131704756591148
1987	1.2301796407139043
1988	1.563538844914372
1989	1.5175686414723246
1990	1.8383293970865835
1991	2.2651714673899845
1992	3.9877345003553493
1993	4.6958818705715615
1994	4.592571761238244
1995	4.833808003055022
1996	5.67121854594196
1997	9.219386326725862
1998	10.897458400729212
1999	10.545115499939158
2000	8.095472067725572
2001	10.443411895918072
2002	9.062069714484567
2003	15.680409620921655
2004	9.662491759765409
2005	8.074179321476981
2006	13.453843003580099
2007	9.435851926279964
2008	11.112526776603703
2009	14.656291366373479
2010	15.546838364944406
2011	16.110506437525675
2012	16.695284535024296
2013	17.824018359531884
2014	19.261459331478502
2015	17.60750221222864
2016	19.297556413805207
2017	15.87115729378588
2018	16.028175808587793
2019	20.73292972935442
2020	21.969873151380888