Year % of commercial service imports 1977 5.599998555253911 1978 5.681157825085793 1979 5.924645208046469 1980 6.193198854011404 1981 5.829875150828848 1982 5.7514744310198544 1983 5.892362426871773 1984 6.377914026079833 1985 6.142281999490019 1986 6.044171735437536 1987 6.1349479303683685 1988 6.107476292422825 1989 5.883817318258462 1990 5.863288748163194 1991 5.595014120363283 1992 5.7545065899674785 1993 6.731422132602677 1994 6.770646587202007 1995 7.208469403878658 1996 12.239187898358125 1997 12.091769025339449 1998 6.576870308562148 1999 6.662531859390924 2000 8.587778959406974 2001 9.752825916296109 2002 9.704980258441054 2003 8.777159379166251 2004 8.631644607441983 2005 9.539762744229176 2006 10.173679412444903 2007 9.420977029884467 2008 9.161835930289856 2009 9.957579323474558 2010 9.39946309336065 2011 10.435291965857504 2012 9.687387190477295 2013 10.283718953663692 2014 9.491939190643212 2015 9.36900068653471 2016 9.176881944528727 2017 9.306302189551712 2018 8.822162395383016 2019 8.866522068121863 2020 11.1479291530402 2021 9.987362014657224 2022 8.796366778374688 2023 9.166143255931651