Year	% of merchandise exports
1962	99.12063263183745
1963	98.88686930055574
1964	97.67320905453235
1965	96.40619898736334
1966	95.59244559786553
1967	88.420732558799
1968	92.63845154053982
1969	94.02931877425482
1970	92.44585455025846
1971	88.98030300356334
1972	75.05053619762224
1973	83.9420616997225
1974	92.47010543541256
1975	90.54820636382439
1976	93.05036179369958
1977	93.93617086140003
1978	93.25176004755438
1979	96.47481410860581
1980	92.03205759882702
1981	93.68680629687813
1982	89.61761426440704
1983	95.34748121716507
2001	32.055542199936724
2002	25.27051442554516
2003	17.276908667667776
2004	22.489580319801394
2005	22.050452990995588
2006	22.108731482917555
2007	15.189446410670634
2008	14.333514100513767
2009	21.390151349139863
2010	21.03493664614199
2011	31.573926327872947
2012	30.590011754466275
2013	31.83414487687949
2014	34.129389236519565
2015	43.39831900704105
2016	47.68763068899867
2017	56.00223450330205
2018	62.14513884151436
2019	64.98144948330389
2021	69.70412758653633