Year	% of total exports
1995	10.164203412664294
1996	10.348395047664
1997	9.923563280529795
1998	9.791511228239477
1999	9.62175844483403
2000	9.307818936640027
2001	8.915005544689723
2002	8.543207745540188
2003	7.886843557182831
2004	7.8940035529295685
2005	7.697173210868659
2006	7.147548585177955
2007	7.064250677808535
2008	7.013111103092417
2009	7.692514517658087
2010	7.698158336134742
2011	7.4087505766550334
2012	8.696033521708163
2013	9.226641269091648
2014	9.321482988297713
2015	10.120043221741048
2016	10.212977600633351
2017	9.778109157061317
2018	9.534699350633252
2019	9.421461127691389