Year % of commercial service imports 1976 23.486682808716733 1977 14.102564102564093 1978 13.379469434832766 1979 15.311909262759912 1980 13.431677018633547 1981 14.0107775211701 1982 14.594594594594563 1983 16.481994459833782 1984 14.746268656716438 1985 14.792299898682904 1986 16.30941286113702 1987 21.33634602969657 1988 21.39291063404894 1989 23.817966903073263 1990 22.998014559894088 1991 25.260378465600635 1992 27.988855116514728 1993 25.380538955913874 1994 27.164937539699395 1995 25.214376938514917 1996 26.83783557748593 1997 26.382054992764154 1998 26.148034470546598 1999 26.02595967964647 2000 24.26402476110244 2001 24.730686594609637 2002 26.300846246946545 2003 24.682671336980565 2004 25.3521376248049 2005 23.04620110676597 2006 24.9076092812695 2007 22.84363225738998 2008 23.65265421932582 2009 22.342337752055112 2010 20.40131593679485 2011 16.49433561723394 2012 15.354250977840975 2013 20.433930346292943 2014 23.324813077987585 2015 27.348383857253882 2016 30.421493769436648 2017 30.811702164555427 2018 27.415929860129328 2019 27.932146315761962 2020 15.656603108505351 2021 8.7150396063461 2022 18.35158724580126 2023 23.502261130314643