Year	% of total merchandise exports
2000	72.35367761989599
2001	46.46089293205991
2002	55.94164860876486
2003	80.41264253672745
2004	55.2443653870955
2005	48.17252738815967
2006	45.09237015005202
2007	35.330771355203446
2008	15.477319031925676
2009	49.376550416780965
2010	23.64774502418068
2011	52.195757864323845
2012	51.07974222651176
2013	21.452840267771784
2014	76.82700142490103
2015	68.19039164938182
2016	47.06709592376962
2017	65.67422384326107
2018	59.00286056302267
2019	54.32079266060838
2020	54.80630280538216