Year	% of total merchandise exports
2000	1.2829577867120785
2001	0.001385592776840904
2002	0.01047551137066786
2003	0.00010972349998031834
2004	0.000906428934242333
2005	0.0033491759298386963
2006	0.18185963702600375
2007	0.04669925446644137
2008	0.17231391181701433
2009	0.014722183831111362
2010	34.72334398839402
2011	0.15902305756760213
2012	0.001621632578598504
2013	0.008672661038370657
2014	0.004532803753694484
2015	0.0016919865879607145
2016	0.04887597888574438
2017	0.002368293038049965
2018	0.011706011534792901
2019	0.006909581985838124
2020	0.01246382326241874