Year	% of merchandise exports
1962	4.293341868347112E-05
1963	1.0840378604160683E-05
1964	0.05316946343625387
1965	0.3143290387122463
1966	0.3621910375713734
1967	0.5979410228393423
1968	0.1190882592570756
1969	0.28776996261129445
1970	0.31324062908526973
1971	0.8173692272194105
1972	1.2424305752407718
1973	1.3337925740640753
1974	0.8006947706087887
1975	0.5674229654241321
1976	0.20004743975528205
1977	0.029727671627086782
1978	0.019190132727956978
1979	0.03307154089671465
1980	0.06903426193596077
1981	0.02467809249510998
1982	0.025989220425909034
1983	0.020988446736638
1984	0.23869407395924375
1985	1.2780447020285506
1986	0.7894075686182533
1987	0.7021017529650965
1989	0.7256708335407718
1990	0.8319402102923469
1991	0.9963375984629798
1992	0.984360024320964
1993	1.0573608225854847
1994	0.7717329213358067
1995	0.7122096110677573
1996	1.6443274635513265
1997	2.3502150511097444
1998	1.5499805628506178
1999	1.819828752963074
2000	3.205870802209164
2001	2.7870898376212634
2002	2.671209025072795
2003	2.6468444940463316
2004	3.548116256797329
2005	4.329991508027703
2006	4.982955300092676
2007	4.454056352049659
2008	6.423258997517438
2009	5.107287462202983
2010	4.9376917798405024
2011	5.625053338648123
2012	6.508779946576112
2013	6.265606399260672
2014	5.26621612167818
2015	3.9360740328604247
2016	2.903266635116562
2017	3.4882625521195405
2018	4.225474101165814
2019	3.633637467330881
2020	2.6732128058519553
2021	3.612279126189504
2022	3.8824933387555127