Year	% of merchandise imports
1989	2.9502358340528683
1999	1.2828233456500513
2000	1.2633309725920556
2001	1.0798888459584932
2002	0.9294438560343349
2003	0.7690779947461676
2004	0.9147387504125528
2005	0.7216040140448164
2006	0.49783717409837835
2016	0.5709150862639771
2017	0.4011911248052073
2018	0.31795579129421453