Year	% of total merchandise exports
2000	0.5763873340270274
2001	1.187767652131599
2002	0.47729706442444136
2003	0.2949436707506719
2004	0.4923179237915673
2005	0.20926646050865913
2006	0.21275357982830123
2007	0.03380047431086091
2008	0.3196511802393806
2009	0.2973005033131889
2010	0.261670953442558
2011	0.845434977664509
2012	0.06045812455844483
2013	0.16947592644280943
2014	0.27477914721101965
2015	0.18040578150531159
2016	0.11096190425070904
2017	0.16663677413015895
2018	4.2956202437488455
2019	2.894347583383682
2020	4.81825437482168