Year	% of merchandise exports
1962	95.81962107475972
1963	98.71746417773105
1964	99.16573876052449
1965	99.40375450753015
1966	99.62228313038246
1967	99.78369966010835
1968	99.87694569717638
1969	99.88248649201014
1970	99.91759552462528
1971	99.94513462425971
1972	99.77057410282303
1973	99.76853943874858
1974	99.96851621129647
1975	99.99369547480062
1976	99.99984887052251
1977	99.99771724577337
1978	99.72036435949177
1979	99.5684979390095
1980	99.99999993153713
1981	99.6288503928765
1983	98.79747326717137
1984	98.42340236311907
1985	98.53516552400065
1986	98.64340702264126
1987	96.8448360109296
2007	96.6247227091457
2008	96.73770769384143
2009	97.89390498013977
2010	97.71816604747549
2016	89.05279152806612
2017	89.05279152806612
2018	95.39674728538692
2019	94.40501886734532