Year % of commercial service imports 1980 6.475128644940156 1981 11.751662971175321 1982 6.485284052018969 1983 8.99460323805691 1984 3.850535429482804 1985 5.578489345084677 1986 6.525285481239848 1987 3.4530771372875506 1988 2.663134411600666 1989 1.8779342723007346 1990 2.315562735595165 1991 10.592447322813229 1992 8.877111626366187 1993 13.538781163434919 1994 15.169002473206845 1995 7.075936883629311 2003 7.441979413081086 2004 5.621668526094183 2005 6.944057114172736 2006 6.177390844038641 2007 2.7051000208357436 2008 5.303953940335518 2009 5.310079353205182 2010 6.029730532644493 2011 5.639725766482826 2012 4.110731293909211 2014 11.3117751598529 2015 17.470770982832633 2016 15.790065365721802 2017 16.474104306937846 2018 15.886548760305288 2019 16.066534276103 2020 18.208918067677473 2021 12.84761627641295 2022 11.906972956759802