Year % of commercial service imports 1975 25.82496413199424 1976 24.287222808870084 1977 22.495606326889238 1978 35.44690603514124 1979 26.38991845811714 1980 23.53942144072605 1981 23.771929824561465 1982 27.926605504587076 1983 20.097508125677116 1984 23.895976447497613 1985 25.781678551837633 1986 18.425460636515904 1987 15.361139369277721 1988 14.735772357723587 1989 13.81453154875718 1990 19.61883408071748 1991 18.41712294673966 1992 23.33773667987675 1993 22.394881170018305 1994 23.524379811805012 1995 19.295302013422738 1996 17.795138888888932 1997 19.27105152911597 1998 21.787025703794345 1999 29.653555459046753 2000 29.539313488904078 2001 32.63300509694737 2002 40.18037372750373 2003 41.008354397378206 2004 30.997581355884833 2005 29.220657276995315 2006 28.364564176483203 2007 28.144789304980055 2008 24.787108607362782 2009 23.418881759853363 2010 26.5391595700126 2011 40.37685060565279 2012 13.467969024991197 2013 11.892279259231323 2014 9.035078752231243 2015 12.474280873038293 2016 25.220752508954252 2017 19.117797564220616 2018 22.141445274548612 2019 22.108082558689123 2020 27.142139908512817 2021 20.98590837921105 2022 8.806009425611794 2023 9.482758620689626