Year % of total merchandise imports 1998 81.70955249152085 1999 82.57582427221713 2000 82.4255918777355 2001 79.75629367972192 2002 78.47791513163422 2003 77.64884339881448 2004 73.1481272055662 2005 71.61730490908091 2006 69.06493306958048 2007 66.67528555910754 2008 61.6642693595033 2009 58.09627335422325 2010 58.68264775560629 2011 58.71732121510009 2012 57.87907212222232 2013 56.90588496754667 2014 56.15367387686874 2015 54.44170595034558 2016 54.409920829483696 2017 54.937164524748475 2018 53.912314947980335 2019 53.61221670373612 2020 51.456000069559416