Year	% of total merchandise imports
1979	0.19454588893818903
1980	0.07285868329787544
1981	0.06695764309096319
1982	0.08612234157077582
1983	0.05595076332827112
1984	1.6155637492722685
1985	1.1026211432440274
1986	0.05770774789241269
1987	0.03962791473741292
1988	9.35089691950162
1989	9.439909346700572
1990	7.653445254788134
1991	9.727601580401943
1992	0.061910855543913776
1993	10.286382714269598
1994	8.033459519583953
1995	10.434726642087199
1996	7.533845858371224
1997	6.499993089435942
1998	8.002863568267683
1999	0.008083020210125962
2000	0.5550112084087755
2001	0.4731865995010298
2002	0.4612945414328858
2003	1.398787191263844
2004	0.6608106515200614
2005	0.6187478165966703
2006	0.5234330934120083
2007	0.38279392505552545
2008	0.7750701726064395
2009	0.87293976491216
2010	0.7420182550667375
2011	0.4758005727681056
2012	0.7533880179755229
2013	0.8406400947712847
2014	0.2304250319935256
2015	0
2016	8.699513382092986E-15
2017	0
2018	0.051631212481110904
2019	0.00011943829007822199
2020	8.351728044047043E-15