Year	% of merchandise exports
1974	1.8281898090187296
1975	1.6066023243304237
1976	1.9116476000103375
1980	0.6819271165005221
1981	1.4260296011199647
1982	2.196692637054678
1983	1.3916464873918253
1984	2.468433803107537
1985	4.372611521782408
1986	5.239390330638809
1987	6.027688753588853
1997	69.55829120330696
1998	60.990477999323275
1999	61.39926336484647
2000	49.42810287218576
2001	52.66577264561524
2002	57.405350681089296
2003	55.662039290894114
2004	50.23851755187968
2005	35.12886803772298
2006	34.30628776898313
2007	28.434629836301152
2008	30.882970944556
2009	20.135195940231554
2010	25.14727108328408
2011	23.509335659919454
2012	24.374609714110594
2013	25.17349454297797
2014	20.123751634579808
2015	28.301261092093693
2016	18.6919836309395
2017	18.228020778324787
2018	16.096487849944683
2019	15.636437203770123
2020	10.119402105724
2022	67.0734515543408