Year % of commercial service exports 1975 2.4754379079061852 1976 2.6052521410899874 1977 2.8247989610809534 1978 2.709570132113961 1981 2.73618766241781 1982 3.0706340647865424 1983 3.2531230639126982 1984 2.854977451802814 1985 2.802793576712718 1986 2.540937567462067 1987 2.244347032775782 1988 2.313998378225951 1989 2.652128885835182 1990 2.293245056154505 1991 2.2792731510096043 2005 1.3167992926695207 2006 1.3262420440420017 2007 1.6596017185206404 2008 2.061748937778192 2009 2.686231631141306 2010 2.3220843850137856 2011 2.0922089316407377 2012 1.7348256188481879 2013 1.6709311305299828 2014 1.569885978316043 2015 1.5054500882066792 2016 1.6335255756974445 2017 1.4084262662983342 2018 1.2104375830631857 2019 1.380120239513451 2020 1.7499255861447343 2021 1.8644766656352938 2022 1.1346353104778042