Year % of commercial service imports 1978 4.728776605819113 1979 6.228569514351066 1980 6.381042668115579 1981 6.214257314991754 1982 6.40308303740693 1983 6.321663638761431 1984 6.587338463516204 1985 6.433496794128286 1986 6.710160044775108 1987 6.801732201491363 1988 6.735858873319127 1989 6.993398112051832 1990 6.788200611164785 1991 5.878689730957783 1992 6.32358255574311 1993 5.27573906223516 1994 5.100244207298213 1995 4.917638463849831 1996 4.991821314382055 1997 4.400977365189059 1998 4.621034873956047 1999 4.550969740043221 2000 5.12726723660846 2001 6.624032562208672 2002 6.610087776885847 2003 7.339186653543129 2004 6.771565204192381 2005 7.463912224487264 2006 6.820359006941736 2007 6.788696804038792 2008 6.456157759199062 2009 6.479180667974717 2010 6.461820830748671 2011 6.282865375226339 2012 6.75455887053234 2013 6.308384359576554 2014 6.355735323771138 2015 5.830919505214111 2016 5.756378485706572 2017 7.0106650217921445 2018 6.249479280321767 2019 6.611539496659647 2020 7.332732430856292 2021 6.812100678290969 2022 5.90295366580236