Year % of total imports 1995 3.171310714369877 1996 3.936346975747628 1997 3.502307054022513 1998 3.434024434794895 1999 2.942005916790312 2000 2.336252618291037 2001 1.9911492900615027 2002 3.4259582741791994 2003 3.4475851387520065 2004 2.1821227419729756 2005 2.351604641658969 2006 2.060654703040979 2007 2.511656949862396 2008 3.214844737760928 2009 3.6839660202769955 2010 3.1101323411008774 2011 2.9234450973244623 2012 2.8405726531082602 2013 2.877147639428938 2014 2.922873276061887 2015 2.8785940344145144 2016 2.9805991659601245 2017 2.932831137771208 2018 2.825394374464028 2019 2.905266102301665 2020 1.4634860126080438