Year % of merchandise exports 1962 5.334972260079574 1963 5.286659243461595 1964 5.003869963240566 1965 4.73658590739868 1966 4.730092923852787 1967 4.153201403207697 1968 3.9624834221686753 1969 3.8191953741206746 1970 3.5214589393846216 1971 3.318448025482589 1972 3.231926445427476 1973 3.476678556585255 1974 3.195270328904728 1975 2.7035577002360602 1976 2.961413282267932 1977 2.8500646567580765 1978 2.799020269829895 1979 2.8089315884416126 1980 2.740165339617927 1981 2.6626833934254703 1982 2.4663828100248004 1983 2.5285265083352244 1984 2.6322644732273828 1985 2.532705800154898 1986 2.5747377832476492 1987 2.6670340222606272 1988 2.7358634180260903 1989 2.605640321576316 1990 2.360592928372345 1991 2.228559191143164 1992 2.3243388144600137 1993 2.1449186494022956 1994 2.3850052158479005 1995 2.331456771015686 1996 2.0736639470286184 1997 1.9716559824278874 1998 1.8913325434417056 1999 1.802869717063532 2000 1.7665380359559695 2001 1.6245262758412657 2002 1.65381875389305 2003 1.6424948345985197 2004 1.5346026616951853 2005 1.4696355448082261 2006 1.4374785230626739 2007 1.4448457792854408 2008 1.3259170763484 2009 1.4179693930521815 2010 1.5002184915060073 2011 1.5440543075500728 2012 1.5092401555687576 2013 1.5355202153529088 2014 1.5077974911979284 2015 1.5058672360952448 2016 1.489397083072473 2017 1.429717748861388 2018 1.4323260452223983 2019 1.3927941903578804 2020 1.4223859650873545 2021 1.5565139691657175 2022 1.4189348888672983 2023 1.272949457209559