Year % of merchandise exports 1962 22.59102751201234 1963 17.733674687976595 1964 15.475276779502098 1965 17.444750385100015 1966 17.905094831088952 1967 12.366684151760852 1968 13.115038602944779 1969 13.54646312453179 1970 9.07724897939734 1971 6.885539702742273 1972 9.809407763262513 1973 7.601768014602698 1974 7.3570418635641275 1975 7.11372587018259 1976 9.400675708327952 1977 5.239361694765478 1978 5.464203493835753 1979 4.107813557052144 1980 2.3260970336918443 1981 1.7997583558384052 1982 1.2286228993010377 1983 0.9367266978229708 1984 1.3226114594337608 1985 0.8517952676843688 1986 1.2438667804409334 1987 1.3504056192037177 1989 1.9717133716031188 1990 1.5542443513032524 1991 1.7237483154855662 1992 1.3565159980754204 1993 1.2498994295537222 1994 1.2687920672319604 1995 1.3463504584415473 1996 1.1615893345317283 1997 1.0012830572642863 1998 0.7824125041077705 1999 0.6240333145308914 2000 0.5538124301782721 2001 0.5423473908726143 2002 0.5298502811212678 2003 0.5128506527544495 2004 0.5295574559825075 2005 0.5017947328822666 2006 0.39826798301034366 2007 0.35456100565831894 2008 0.36285302722218693 2009 0.3428300888142409 2010 0.35550411152626704 2011 0.3727802117432243 2012 0.3807888343992235 2013 0.3509145252457836 2014 0.2792676710002195 2015 0.2511052999597425 2016 0.23918267103114352 2017 0.2262078790401252 2018 0.21561863721418095 2019 0.20554964856266703 2020 0.2360682150636581 2021 0.19527312161769525 2022 0.15785274364379043 2023 0.14752872414648333