Year	% of merchandise exports
1998	77.97112652494467
1999	74.93599711609797
2000	65.1014812457518
2001	67.5717468181274
2002	63.10360592411437
2003	61.80197040931233
2004	57.88889687497246
2005	51.924084643832956
2006	50.2632641069148
2007	53.16350781891214
2008	52.690436540198974
2009	47.62228988012015
2010	52.805618995464876
2011	48.51045908473357
2012	48.701044347978346
2013	46.51632493276698
2014	46.14441566456961
2015	48.397082464788426
2016	54.585264418734916
2017	53.55654469544879
2018	52.45423593284229
2019	54.017521345938015
2020	57.62045046716283
2021	38.43097990357387