Year	% of total exports
1995	5.743310620112109
1996	6.253793614248844
1997	4.700161015030084
1998	3.7887546634645677
1999	3.8427897252621017
2000	3.1194755945989425
2001	4.205682451895287
2002	5.679373990831258
2003	4.661050384081387
2004	2.3565905937531237
2005	2.8451208815182807
2006	2.8854693654937114
2007	3.264598316946569
2008	3.829452917704549
2009	4.218209174950826
2010	3.4308700272722112
2011	3.0176773374038417
2012	2.780637097493464
2013	2.9316926588841357
2014	2.8629852994337965
2015	3.10958813678198
2016	3.386796159056362
2017	3.3497729760062884
2018	3.292890383625028
2019	3.4586465415416288
2020	1.4390478129180475