Year	% of total merchandise imports
1960	0
1970	11.489740653908367
1981	4.384462560800165
1982	9.299096658531212
1983	6.390174983459938
1984	8.09360535869133
1985	7.123060877182994
1986	11.190383115957516
1987	10.82412228281682
1988	11.262734837291289
1989	12.907087365557759
1990	8.886514199746843
1991	5.903343577080492
1992	5.687971704908999
1993	6.378330615244793
1994	7.489560940948989
1995	8.988699363709461
1996	9.250810949795284
1997	0.11191997648980824
1998	0.10829982380521834
1999	0.16077627298065567
2000	0.06551624297206628
2001	0.28971683186345043
2002	3.194501077087808
2003	1.72397458494304
2004	25.6970567686049
2005	34.4670767102992
2006	0.6453888936094798
2007	0.22763283659768857
2008	0.3202053372884758
2009	0.6517144335700603
2010	0.6291448058048889
2011	0.645371713257365
2012	0.6150099485387517
2013	0.6104111304256867
2014	0.7590479752697519
2015	0.7115832864851781
2016	0.44955237129557973
2017	0.4866601035067688
2018	0.4904337481082893
2019	0.4837256784748906
2020	0.46844310305892234