Year % of merchandise exports 1962 13.353641258146784 1963 16.39006199143482 1964 11.349565891827508 1965 8.544211073527945 1966 8.409409914239944 1967 9.565681426572988 1968 6.4678790219042535 1969 6.361345864654293 1970 7.07991766557739 1971 5.757911461860397 1972 5.366108932071242 1973 4.786193151094331 1974 3.0394145363365275 1975 1.8192763264835778 1976 1.691768601797145 1977 2.2143302342731337 1978 1.960479933042373 1979 1.7820818952459836 1980 1.3730252345139193 1981 0.9205782216590744 1982 0.8261106158160945 1983 0.7607434266086767 1984 0.8359372032263243 1985 0.7688064967395913 1986 0.7349074547660613 1987 0.7491107378827712 1988 0.9531846355896958 1989 1.196215586848067 1990 1.26607540681337 1991 1.1666252854114678 1992 1.1998510595837664 1993 1.2257393070195524 1994 1.31525529376251 1995 1.2980415570176247 1996 1.1142561586275956 1997 1.1657122178356403 1998 1.0458300876196178 1999 0.9819565332569841 2000 0.9480826968586074 2001 0.9467253256117041 2002 0.8633118125083651 2003 0.8500771883554312 2004 0.7814008824268113 2005 0.8002493956750542 2006 0.7254812204584008 2007 0.8010472015987684 2008 0.8762825141120824 2009 0.839773688285135 2010 0.9340121365196609 2011 1.177844431162601 2012 1.1370722486150868 2013 1.0011425051775587 2014 0.9281401476321265 2015 0.8344965454240745 2016 0.8563728293835587 2017 0.9286734762798713 2018 0.9482029841278437 2019 0.9283558508509806 2020 0.8923028063747505 2021 0.9946414780089858 2022 0.7820535382503501