Year % of total exports 1995 7.4566380288539476 1996 7.616552291439757 1997 9.124087591240876 1998 10.109208972845336 1999 9.461315428048223 2000 6.870635676841233 2001 7.825352494299412 2002 9.194296003187619 2003 12.390341427082916 2004 11.045992292468737 2005 10.520239548261948 2006 7.5873317638288444 2007 6.579564180554648 2008 4.3001120553316206 2009 5.63540062910224 2010 4.958318731572107 2011 5.469767815532077 2012 5.147660787597033 2013 5.010721140810132 2014 5.327982446730391 2015 8.159225305890072 2016 9.994335886644242 2017 9.677967980220943 2018 9.11625589534539 2019 9.512121590909505 2020 3.2671447948785035