Year % of commercial service imports 1980 21.126391395548865 1981 21.54216147695237 1982 19.343963916393307 1983 22.294765413010218 1984 21.59404620398542 1985 28.664762612518466 1986 25.351670716193894 1987 27.845134118361887 1988 26.575379745778218 1989 23.736566393504148 1990 23.515968047258376 1991 26.737687795104375 1992 26.20875085532076 1993 31.882702439282546 1994 29.658952258344122 1995 33.22484238563118 1996 30.8914088875478 1997 28.266231737056923 1998 28.007653225327264 1999 25.13943984769454 2000 21.803924418329967 2001 25.23912907414527 2002 24.88146945784737 2003 25.286967914351457 2004 25.87856175177992 2005 28.060954214650124 2006 29.400758424630325 2007 29.316600411867817 2008 22.07590237568864 2009 23.00280195964964 2010 25.42869167774183 2011 25.77438904076502 2012 25.58532493289171 2013 27.2892402372772 2014 27.561838179618366 2015 25.62586642115885 2016 26.916921210907386 2017 25.013354110475483 2018 26.806064904475967 2019 25.839188245573364 2020 27.610338826168412 2021 26.633228058201297 2022 20.87383240202201