Year	% of total merchandise exports
2000	32.99273765163753
2001	1.0284616328061567
2002	2.6201029614601197
2003	19.61529786065799
2004	8.205832864085515
2005	7.600921520960083
2006	79.3585127922208
2007	32.34466883416036
2008	5.772711104049545
2009	15.022875730755574
2010	24.38225000445297
2011	38.1946905287894
2012	14.628250564213477
2013	63.196543528114105
2014	46.70063535342175
2015	23.08750142774168
2016	34.894601023624844
2017	41.11395847286502
2018	12.36422075046865
2019	34.60688431520012
2020	39.69658787637681