Year % of merchandise exports 1962 4.773163325402093 1963 4.789444890877793 1964 4.5378007739568345 1965 4.290742886432065 1966 4.044789369429674 1967 3.724726180799556 1968 3.5501954446504453 1969 3.4251581041674686 1970 3.114671906221748 1971 2.9442410436523923 1972 2.8743255194893265 1973 3.082977359108319 1974 2.7919285400852485 1975 2.38658324398214 1976 2.5939986104190753 1977 2.5123844877802473 1978 2.4649810201887394 1979 2.4867077868478766 1980 2.4298265744726946 1981 2.3778209059427144 1982 2.1773550766224914 1983 2.232204842791617 1984 2.3581968674306153 1985 2.292749910842546 1986 2.34972530426727 1987 2.4074988428807718 1988 2.4816425197309395 1989 2.355618521834416 1990 2.136463023150376 1991 2.025078388412902 1992 2.004259256832062 1993 1.804833578314565 1994 2.030403491885636 1995 2.0619730662774676 1996 1.8432719296209892 1997 1.7445148448039396 1998 1.7142083759192164 1999 1.7310091632960942 2000 1.590135003024333 2001 1.471922254510068 2002 1.502295069945892 2003 1.5068095476783412 2004 1.4221800710728338 2005 1.3803418913475032 2006 1.3532806735028917 2007 1.3659776105793122 2008 1.2540028443005284 2009 1.3399062026474413 2010 1.4120393274714138 2011 1.4721201163318525 2012 1.4196219494991944 2013 1.428763429260515 2014 1.4166305703567892 2015 1.417384058981303 2016 1.4223086941726657 2017 1.3565299314552703 2018 1.354586197871956 2019 1.3284437288879243 2020 1.3664869937575486 2021 1.4848184691533948 2022 1.3460272856803333 2023 1.2354572203171004