Year % of commercial service imports 1981 51.282051282051285 1982 61.36363636363636 1983 62.99765807962529 1984 69.45812807881774 1985 68.01007556675063 1986 14.181438998957248 1987 16.98576337751595 1988 21.33454380390377 1989 20.08046817849305 1990 27.111310056699494 1991 31.211317418213966 1992 2.261123267687836 1993 1.6365202411713966 1994 27.37366870609563 1995 8.123569794050354 1996 11.070110701107026 1997 13.631840796019901 1998 9.357541899441344 1999 9.275109784191528 2000 12.939941910307397 2001 20.92128745621106 2002 15.844874062602358 2003 29.227634578494374 2004 25.389026179788615 2005 26.228008714271198 2006 16.70558886673591 2007 20.963831809564752 2008 20.049984522655365 2009 22.620455102453093 2010 24.52896206052067 2011 30.894687420137572 2012 47.61561951288711 2013 43.35567493523056 2014 47.549945678423796 2015 38.623415061242945 2016 45.73924358897528 2017 44.00479126823778 2018 37.245581057618544 2019 33.02699382702373 2020 36.56876718723487 2021 32.835490537285665 2022 26.573586053237307 2023 29.8909503896501