Year % of merchandise exports 1965 20.834111492274673 1966 22.438600663618434 1967 21.74253555829545 1968 15.65185054619341 1970 25.817239051567004 1971 21.778952992240423 1972 24.625203180996543 1973 24.238343767900204 1974 22.94095262810631 1975 22.842350478120885 1976 21.3425192456125 1977 22.925776878873915 1978 21.97001122260994 1979 19.659521108266592 1995 15.438488671302796 1996 15.693280064627672 1997 14.699321229547 1998 13.253769189397255 1999 11.941018500884729 2000 13.12949395235688 2001 13.937443267681326 2002 13.901442823228445 2003 11.726067637261606 2004 12.516292618590857 2005 13.949457877521546 2006 15.071257602840332 2007 15.24021984341091 2008 15.573303797183403 2009 12.028813705768778 2010 14.997325476188305 2011 14.239269370298057 2012 11.655704782116365 2013 13.570870192799338 2014 13.515657717886423 2015 16.16591828063035 2016 15.713965771918566 2017 15.203534099327126 2018 14.037393370681807 2019 15.49290079531516 2020 18.229678408154857 2021 17.377203303851257 2022 21.887075211945128