Year	% of total exports
1995	9.270808353155754
1996	9.338568693287472
1997	9.147258044417638
1998	8.43240647788768
1999	8.27732204664381
2000	7.659090328220601
2001	7.758601874114841
2002	7.473498831830938
2003	7.555254927426929
2004	7.03884038262362
2005	6.573162239634463
2006	6.081205426850266
2007	6.017371775654787
2008	5.616732351022867
2009	6.549390030548862
2010	5.511532021602257
2011	4.940632213298659
2012	5.085949128585958
2013	5.424039598606575
2014	6.100673523065548
2015	7.240133956200874
2016	7.957114919924988
2017	7.6299419864775
2018	7.417894683638998
2019	6.949173534024834