Year % of commercial service imports 1981 3.9387229400696113 1982 4.21961874556542 1983 4.154333815699626 1984 4.390450931462291 1985 4.845938521884774 1986 5.032421011049838 1987 5.370664261390828 1988 5.080240565790577 1989 4.572636273030189 1990 4.931508999320961 1991 5.632024779623136 1992 6.436943833077739 1993 6.209784336419754 1994 5.011699513152774 1995 5.251986274942449 1996 5.132096328594905 1997 5.207743546019292 1998 5.228783370672863 1999 6.72011127187723 2000 6.816280355660145 2001 7.502878254325928 2002 8.26895186206848 2003 8.445329296988925 2004 8.755361849823517 2005 8.405222483189965 2006 9.643141279696312 2007 10.084366110221595 2008 10.007608044743705 2009 10.588599072413258 2010 10.290981665583995 2011 9.898285140329376 2012 9.43293988382006 2013 9.418200010007682 2014 9.374000635236122 2015 9.367872357175429 2016 9.556555330201393 2017 9.365574212048465 2018 9.001005927032512 2019 9.182310635074778 2020 12.456633522555249 2021 11.81813189052304 2022 10.014218071292095 2023 10.082304205762355