Year	% of merchandise exports
1975	6.940512736439092
2001	0.7124283619263072
2002	0.7104088259751327
2003	0.4396922525825223
2004	0.7003851388110347
2005	0.5092877364439341
2006	0.5464391521495571
2007	0.8638771651931016
2008	0.7730405549216705
2009	1.0922122163940247
2010	1.1208915999349092
2011	1.5104238277762667
2012	1.2653016097806584
2013	1.1507349952896493
2014	4.6976162795824905
2015	16.690864981304372
2018	0.6047622728086304
2019	0.552500724444113