Year	% of merchandise imports
1963	0.8425289242988995
1964	0.755619091966053
1972	0.3865371741052176
1973	0.42892217178562964
1974	0.4278677944956822
1975	0.8062707906134682
1976	0.7595446288933856
1983	0.5938712186539485
1984	1.1165084464006407
2000	0.7726469148039662
2002	0.818595205821269
2014	0.544972773200604
2015	0.5577147076482958
2016	1.3349878275637899
2017	1.1047593440901289
2018	0.991857839008496