Year % of merchandise exports 1962 6.881572794343159 1963 7.458814003216035 1964 6.935756740505659 1965 6.3298595274511875 1966 6.20364075294148 1967 5.740278081392399 1968 5.365810695080729 1969 5.426043791396352 1970 5.080686050244704 1971 4.525392989155075 1972 4.533395063827536 1973 5.031415880985352 1974 4.243117236057696 1975 3.429133016563984 1976 3.891234354595268 1977 3.8794115013558628 1978 3.6649690014301926 1979 3.7405197968747705 1980 3.5185403340147903 1981 3.143662949122303 1982 2.9222232475644394 1983 2.9808156276646938 1984 3.1216148455285775 1985 2.8820672143264625 1986 3.038805642207912 1987 3.297168255540651 1989 3.287867047768915 1990 2.960314886721105 1991 2.543260490045943 1992 2.4231558058009584 1993 2.254319818597146 1994 2.483796243877445 1995 2.542118530762617 1996 2.220658609981919 1997 2.1654778342227505 1998 1.948948223877387 1999 1.8078106268583902 2000 1.785806275778466 2001 1.7029500860179267 2002 1.7076912542888416 2003 1.6879163552828673 2004 1.6486095798684821 2005 1.5554866558673883 2006 1.4818636198942308 2007 1.4995168764438624 2008 1.373861667836621 2009 1.407370839539519 2010 1.566315882170105 2011 1.626101441846185 2012 1.5216918501528698 2013 1.5387797841540163 2014 1.5203245353388515 2015 1.5483244839624253 2016 1.5421433941204157 2017 1.4801884980679978 2018 1.4690006884197613 2019 1.355418656542577 2020 1.3862366982354615 2021 1.457172178020131 2022 1.3266683236881978 2023 1.285000387044909