Year	% of merchandise imports
1970	0.9601252683069297
1971	0.368233022556205
1972	0.742657195700725
1975	0.381906828552478
1976	0.04872110763269799
2003	0.11378116191740702
2004	0.0986986384249585
2005	0.0944971827905945
2014	0.1056973526595095
2015	0.4883926869513159
2016	0.5364047670063168
2017	0.700837271039963
2018	0.7643271926283182