Year % of commercial service imports 1981 26.19405790658908 1982 22.819018685428002 1983 22.98349095575245 1984 25.464549704264815 1985 26.857724815217914 1986 27.746851661241354 1987 28.632309133172015 1988 29.798131114121414 1989 29.179076222019084 1990 29.077072336666973 1991 28.668845967130885 1992 31.242246420049145 1993 30.060237550500766 1994 29.693236916139362 1995 28.582394034292317 1996 29.65920261205835 1997 30.055024873096485 1998 30.01286168291294 1999 29.729717257900553 2000 29.376546135015452 2001 28.824182802721293 2002 28.33927040157467 2003 27.306056513267333 2004 26.65447693200637 2005 26.12334297986583 2006 24.881764295000146 2007 24.177016317502517 2008 23.304338495408587 2009 24.458130760020516 2010 23.996460868671377 2011 23.705862055654222 2012 24.301226331447054 2013 24.60230759126179 2014 26.080253046951928 2015 26.461496888481918 2016 26.67342639834507 2017 26.69297659148573 2018 26.41633416403014 2019 26.019576857550703 2020 13.227252288396272 2021 12.179437911956473 2022 17.27744351762296 2023 22.06334099523448