Year	% of total exports
1995	1.2237948797255862
1996	1.098593644041076
1997	1.7013181909338981
1998	2.884549509649749
1999	0.7144978998394605
2000	0.8871744710303586
2001	0.8551840946471717
2002	1.411444707925528
2003	0.21130306371916657
2004	0.12859961546038
2005	0.243885123708351
2006	0.3528448083047904
2007	0.49930222491120024
2008	1.0885310019831549
2009	1.354611609579348
2010	0.8899715876365621
2011	0.6716291353058063
2012	0.647559375640576
2013	0.6195999650458052
2014	0.7152386179648008
2015	0.9399000579420904
2016	2.8298299187396276
2017	5.1427798172498225
2018	2.993694676487629
2019	2.1036307525815046
2020	0.8037624062322051