Year % of total goods exports 2002 0.0020239824 2004 0.0028144596 2005 0.0071713649 2006 0.0673212418 2007 0.1197502276 2008 0.0062077158 2009 0.415601728 2010 0.7350409644 2011 0.0951406968 2012 0.2020952019 2013 1.5442925299 2014 0.110303945 2015 2.4453491214 2016 7.0910414368 2017 1.2382569048 2018 0.3949102951 2019 0.4402930635 2020 0.0506609681 2021 0.2169926276