Year % of commercial service exports 1975 2.8429021903649936 1976 2.376818290694252 1977 2.086864866677207 1978 1.825117483296182 1979 1.6720315875233094 1980 1.3427273367653196 1981 1.4750288652028614 1982 1.3387366921704462 1983 1.1921099931518802 1984 1.2784852124847415 1985 1.2030242526086943 1986 1.5965417054897122 1987 1.49027209009009 1988 1.709723370082993 1989 2.314703697451682 1990 2.381924548121011 1991 1.9907419834534128 1992 2.653342048434529 1993 2.4564095395264585 1994 2.132817760469738 1995 2.204297625406209 1996 3.187776432049093 1997 2.8300950790557384 1998 2.43634406611318 1999 2.3238146168990554 2000 3.461928076413498 2001 4.434020111689329 2002 4.597048904095272 2003 3.520029206954353 2004 3.235452363696796 2005 3.946594194432547 2006 4.763297244068957 2007 5.250551590873556 2008 5.259118699881078 2009 5.4876053666173945 2010 5.92673176048545 2011 5.9932728345985815 2012 5.210103699410272 2013 5.515938740195883 2014 5.0756887325535995 2015 4.691712175590309 2016 4.505246961138326 2017 4.085856477053768 2018 3.9156265358398157 2019 3.641900789292177 2020 3.262756368782541 2021 3.48602148208355 2022 3.667269331461634