Year	% of merchandise exports
1975	0
1980	0
1985	0.013931595864306257
2000	0
2001	0
2003	0.1236316807769225
2004	0.5849100975930156
2005	0.46964258842341117
2006	0.15485185510422514
2007	1.445730706391779
2008	19.73216750286375
2009	1.548850273617347
2010	1.5040427988070304
2011	2.1787531287262354
2012	2.4970598633467773
2013	3.319345380793367
2014	5.827763901324186