Year	% of total merchandise exports
1994	0.03276633507301059
1995	2.3806775487927814
1996	12.543461472485365
1997	0.1359375649263478
1998	0.002040668250829872
1999	0.00021582497802901724
2001	0.0023352980910417366
2002	0.046806664191345666
2003	0.07900463478443281
2004	0.019813447643128045
2005	0.019083076066942525
2006	0.018797553859576082
2007	0.0073461722444952025
2008	0.018748697544003767
2009	0.0950329426659133
2010	0.09270995380964585
2011	0.08210351012723673
2012	0.049142501077012346
2013	0.06361395806045567
2014	0.05610889053053337
2015	0.030518615486180158
2016	0.03348748440739482
2017	0.022311151085301493
2018	0.02829620949643733
2019	0.008579227012953543
2020	0.016049864024560573