Year % of commercial service exports 1975 7.641196013289036 1976 5.042016806722689 1977 4.280821917808219 1978 3.2742155525238745 1979 2.5080906148867315 1980 2.0240354206198607 1981 3.074866310160428 1982 1.9924098671726755 1983 1.2705530642750373 1984 1.1138014527845037 1985 4.942450914014895 1986 3.3333333333333335 1987 4.927007299270073 1988 8.114725428471493 1989 7.6582443344621 1990 18.33044339856329 1991 17.81279847182426 1992 21.87589362310552 1993 17.138810198300284 1994 6.371595330739299 1995 29.290171606864273 1996 27.530523828278852 1997 28.408659323965058 1998 27.70780856423174 1999 33.80978559648158 2000 37.37675211853115 2001 43.81533536737858 2002 39.207929369021166 2003 45.41410058236207 2004 43.21206743566992 2005 37.28247669415799 2006 35.50336087818417 2007 29.44731176570671 2008 29.26117174629898 2009 28.358772169788548 2010 34.231634226552686 2011 35.21764393482829 2012 33.65049151005678 2013 38.40184278642168 2014 38.97394137624379 2015 29.06080075181595 2016 23.855127755454227 2017 20.35392477568758 2018 22.16557986001036 2019 21.776215617587834 2020 35.60721024933916 2021 30.176962208147778 2022 22.10424516376788 2023 25.162246216446395