Year	% of total merchandise imports
1979	0.37556397085473614
1991	0.05644944460924703
1992	0.2556969251406435
1993	0.09837060354748503
1994	4.983941067614473E-05
1995	0.2922417372945067
1996	0.23237415680335927
1997	0.2630857584350702
1998	0.5382574795216045
1999	0.6419833966088281
2000	0.7302234376308189
2001	0.6006770926806697
2002	0.7829507959351735
2003	1.045781552761988
2004	0.48038195851085164
2005	0.677641567748462
2006	0.3348257271843778
2007	0.5161590351567247
2008	1.2831368576130513
2009	0.7968079403004612
2010	1.1713544427100273
2011	1.7318160461398016
2012	2.307010567561332
2013	1.931334774806942
2014	2.3446168746727536
2015	2.510182191627858
2016	2.3443380680223114
2017	2.1219298976528167
2018	2.4930535546154426
2019	2.5808553493038464
2020	3.042960035748836