Year % of commercial service imports 1975 4.6105100104470065 1976 4.856023737008248 1977 5.026807353138694 1978 5.175570189358033 1979 4.889858279332312 1980 4.77687152541274 1981 4.540973823427955 1982 5.516876389482326 1983 6.402425548064501 1984 6.889642191142713 1985 7.193358484591672 1986 7.150392461161441 1987 7.278558580309959 1988 12.374820206404989 1989 15.151792675053215 1990 18.778403424536688 1991 18.460628320976024 1992 28.819681856978253 1993 22.018136451786123 1994 5.565073702915068 1995 5.369294856074873 1996 4.476095857446648 1997 4.036127483397084 1998 4.038646757336466 1999 3.911504937969712 2000 2.7675574407392007 2001 2.401627766957756 2002 1.93164218761895 2003 2.053066561101436 2004 2.6504058325262765 2005 2.131894863982676 2006 2.742553496226981 2007 2.9755333784067526 2008 4.453306511258273 2009 4.930382229033743 2010 5.347279555928212 2011 4.8719017608201405 2012 5.32713237670541 2013 7.135550914759047 2014 5.570438993284596 2015 5.390872853704829 2016 6.453331880377909 2017 6.532702538083512 2018 6.738686361572962 2019 6.717256213391405 2020 8.126007901360838 2021 8.889410607262187 2022 7.68817472113601 2023 8.555695362681554