Year	% of merchandise exports
1973	0.0643985551935203
1974	0.07120346697250786
1975	0.08307600771223715
1976	0.063728582473439
1977	0.07097530034945485
1978	0.18038270665196995
1979	0.07773553092263501
1980	0.5538584280320311
1981	1.2514571546185875
1982	1.1386755159372497
1983	0.9092929191434378
1984	0.8923772506958835
1985	0.8888018862659762
1986	0.670962550703278
1987	0.6007139699277486
1989	0.9695344415147223
1990	0.7725478692456769
1991	0.9006470624989595
1992	1.2647829589239228
1993	2.00059379852902
1994	2.3118980519280337
1995	2.4097959902679094
1996	2.3949391043950214
1997	1.0901514834729855
1998	0.012115715918935952
1999	0.016823749897821226
2000	0.018448025265410985
2001	0.02708394044799628
2002	0.018163125720814334
2003	0.014704470538417155
2004	0.009785199777909306
2005	0.014831273957751896
2006	0.013670620249284527
2007	0.013299867743359133
2008	0.00974883948987649
2009	0
2010	0
2011	0
2012	0
2013	0
2014	0.6535607416589508
2015	0.5164311305641703
2016	0.11489491068550613
2017	0.6290191931717852
2018	1.4919366084788106
2019	2.941410916638361
2020	0.8526900096719121
2021	1.3015759783241418
2022	0.3200517256921392
2023	0.1875231624034547