Year	% of total merchandise exports
2000	83.32833090762878
2001	75.71817845926473
2002	81.64935032833755
2003	71.24767011921574
2004	54.27920194492709
2005	74.81009795871772
2006	57.47750913691313
2007	17.62142343181241
2008	42.1844958784834
2009	51.492006199776796
2010	20.055207910166992
2011	79.11404454460327
2012	28.34351969090752
2013	69.7179503074088
2014	15.118257054516782
2015	49.58776293552052
2016	30.43841458315913
2017	45.699049772007406
2018	37.005258596602374
2019	17.18521089187747
2020	9.44615293695817