Year	% of total merchandise exports
1993	0.17080283661105783
1994	0.14500838340249714
1996	0.10396737346672794
1997	0.06566529552192409
1998	0.07693671222883032
1999	0.42214630349418003
2002	1.0370353540379433
2005	0.8072964365033628
2006	0.003132155791806852
2007	0.021602588908282615
2009	0.1959048248415284
2010	0.033046992834022154
2011	0.6564271594198983
2012	0.8118496746423225
2013	0.3870934979869715
2014	0.5002216501371707
2015	0.4973428535239164
2016	0.04945229585073951
2017	0.4462074302725939
2018	0.13058706088974148
2019	0.01507451546366444
2020	0.08472495929261788