Year % of total merchandise exports 2000 0.39552747664677484 2001 0.015229477042774747 2002 0.21188110557827347 2003 0.014152337634276636 2004 0.009857151634262483 2005 0.10630109894780475 2006 0.21138682651281304 2007 0.07597668361170878 2008 0.12879646352791072 2009 0.18795897821094398 2010 2.2882170753326365 2011 0.00945923383140939 2012 0.002280398914998996 2013 0.02789973614088218 2014 0.0024199990064635683 2015 0.013202888108629138 2016 0.006700755634488992 2017 3.4670683595004115E-05 2018 0.04505309581627577 2019 0.45453203040449563 2020 0.128381450952819