Year	% of total merchandise exports
1993	84.24819391407242
1994	82.69158683636968
1995	87.52443545749374
1996	85.57936374068294
1997	85.4199634963393
1998	86.86771670511362
1999	87.22131373003434
2000	85.88028009385953
2001	84.51676631378704
2002	83.2784401570668
2003	83.40706717872828
2004	82.0002339558003
2005	81.75275176145611
2006	81.52599503132616
2007	80.9616046770553
2008	79.12057322049499
2009	80.0323521972571
2010	81.2301570921455
2011	81.04794159263855
2012	79.14652665144891
2013	79.40875280351818
2014	80.26330811003469
2015	81.39674204826939
2016	80.98315025514644
2017	81.41468112766871
2018	82.52730635949223
2019	82.86326868974801
2020	82.94929326417912