Year	% of merchandise exports
1970	0.0021095577960860918
1971	0.005334233607526859
1972	0.02882558901007801
1974	0.5834669166951324
1975	0.4864596620416599
1976	0.01852277760995686
1977	0.00285192066080355
1978	0.004114759424563368
1979	0.003129319184530644
1980	0.0032237308289102527
1981	1.011111029356531
1982	0.2764867420218417
1983	0.07372131418874066
1984	0.3260693258145721
1985	0.003576924113317819
1986	0.4587846813854066
1987	0.17506790700410996
1993	0.013323608765464567
1994	0.39643930743798106
1995	1.046039556236491
1996	1.1107886030100733
1997	0.6486630782823025
1998	0.8160925165737002
1999	0.5751127810783269
2000	1.5230312208498604
2001	1.9449980455046798
2002	0.7921273339519631
2003	1.5543549063755113
2004	4.369517367456611
2005	4.730908121067056
2006	3.4995826401488834
2007	4.2546397375608125
2008	3.2976127655062255
2009	1.4661425140447542
2010	3.0995032255550123
2011	0.7395003014826312
2012	1.093855110855018
2013	0.49196148318094607
2014	1.1112705042726458
2015	0.28568639927808603
2016	0.4822512401636002
2017	1.9996098746513888
2018	1.1942327428530242
2019	1.0856440200578212
2020	1.2408405077437412
2021	5.653757338334793
2022	1.4739018422982357
2023	0.24885846756067814