Year	% of total merchandise exports
2000	99.05911574197435
2001	98.9337229822154
2002	98.97926344362752
2003	98.95944204533322
2004	99.32491266562195
2005	99.6290979424598
2006	97.6951741541501
2007	98.65024660107075
2008	98.62785879265982
2009	98.48178625578119
2010	98.92718280898836
2011	95.05772956370103
2012	95.59612911922089
2013	91.79300894103051
2014	89.93023213907586
2015	88.02050316526415
2016	80.68160232462616
2017	71.14907579788164
2018	71.22274941242362
2019	73.38405687024114
2020	72.36519778279241