Year % of commercial service imports 1976 16.884888161483875 1977 13.80437515715367 1978 12.744346492909159 1979 14.565351418002468 1980 11.518252212389356 1981 12.976904427714686 1982 14.791160420963918 1983 18.278363260394112 1984 20.342443990670027 1985 20.06176240356687 1986 22.034744436222194 1987 22.499702887537143 1988 25.866476714563202 1989 21.61098587425577 1990 23.111985492182853 1991 26.457653325319967 1992 28.169823337004495 1993 26.88145553440804 1994 18.87499777992968 1995 18.359278286138732 1996 27.27906769584819 1997 14.580632001661648 1998 18.354755784061698 1999 10.262130507529282 2000 12.581781580271766 2001 12.017167381974248 2002 12.801204819277109 2003 30.427631578947366 2004 24.70771628994544 2005 17.55829903978052 2006 18.89446007093066 2007 18.605466012613874 2008 16.20755925688661 2009 11.474030534172027 2010 14.119981682185925 2011 15.25377969762419 2012 18.522399790411317 2013 14.956497721309212 2014 17.105263157894736 2015 20.182592818015824 2016 20.553161036331506 2017 19.686272324138727 2018 16.936395613356733 2019 16.98875718602833 2020 10.628350155446165 2021 9.614504799643798 2022 14.851676885364565 2023 24.14378752766521