Year % of merchandise exports 1962 2.5665714952250593 1963 2.3731280279448 1964 2.034406721582647 1965 1.8185163657699743 1966 1.53508329055403 1967 2.6115006079649934 1968 2.7952726928931826 1969 3.2265850141933297 1970 2.9276264557727623 1971 3.381222374080207 1972 3.797837720429001 1973 3.051658011685518 1974 4.218093512802548 1975 6.797466724644416 1976 6.541644907283548 1977 7.989091802018986 1978 10.12306825686394 1979 9.250370397959284 1980 10.006993692222993 1981 9.295138492371496 1982 9.254245320575432 1983 8.260063701061101 1984 10.113168155086457 1985 8.4458905578046 1986 9.764872841990016 1987 10.9100050148474 1990 9.54991484548677 1991 9.370760230450108 1992 10.573552594882644 1993 11.503883708721139 1994 12.222614855566677 1995 13.583728900185427 1996 10.267190261114454 1997 9.600354202868198 1998 9.679163876782248 1999 10.384796105208721 2000 10.843428007332296 2001 11.037382972337099 2002 10.155407321684908 2003 8.876152833611586 2004 7.859362409480954 2005 6.301330716617549 2006 4.898127340863342 2007 5.8271183682322505 2008 6.579198931841523 2009 5.898386035430858 2010 5.548532159207458 2011 5.697277128327526 2012 5.635376869672135 2013 6.287183269913853 2014 6.772921385440345 2015 7.283848675336688 2016 7.214233071628234 2017 6.838630593110913 2018 7.887839122262262 2019 6.927347451935048 2020 5.36771948946854 2021 5.1736542972654185 2022 5.665181013187083 2023 4.83618753107765