Year	% of merchandise exports
1966	0.3590466930440258
1967	0.24375116046471834
1970	0.1436500180965178
1971	0.4866436552771711
1972	0.24890665175065274
1973	0.10622525484210153
1974	0.045044748736447
1975	0.06089312605322515
1976	0.045648594789099294
1977	0.032334372265513195
1978	0.015466102494954542
1979	0.052010002256652775
1993	0.9463377460454501
1995	0.560571922972069
1996	1.886303884615606
1997	3.945139717849249
1998	6.356504973335321
1999	10.02640714362786
2000	4.473679029302004
2001	4.300027545509543
2002	4.793588407104867
2003	5.021751771608252
2004	9.689875399995552
2005	4.632599576242063
2006	2.69841033255298
2007	1.7275989859386043
2008	1.6639059685190953
2009	2.226888953367516
2010	1.4782139485018335
2011	2.206677456398057
2012	2.141260737194
2013	2.157422680160143
2014	1.802165203191156
2015	1.4608978587539183
2016	1.5042822216445721
2017	0.8005145720124328
2018	0.9412990312452518
2019	1.330604305597318
2020	0.8611567273841806
2021	0.6668067942663208
2022	0.43286131670710126
2023	0.5752443619886373