Year % of commercial service imports 1978 4.960115494171403 1979 5.866789061272978 1980 6.243299985702139 1981 5.982219296981472 1982 6.151230453662358 1983 5.963208392086995 1984 6.0949907325077675 1985 6.540328850928033 1986 6.702518737437221 1987 6.044184372717219 1988 6.435788794207679 1989 6.494231022682926 1990 6.226556287077887 1991 5.707658747081672 1992 6.588962992384174 1993 5.09639745530917 1994 4.858976743015119 1995 4.235652708715724 1997 5.294754859656296 1998 5.341239994868789 2002 5.802280531519601 2003 5.658145976880889 2004 5.4870800352476845 2005 5.8662580119135015 2006 5.8665626015616485 2007 5.308749100219786 2008 5.503035341925545 2009 5.3790379204893295 2010 5.45054979917415 2011 5.490031331378886 2012 6.736139977422942 2013 6.876364064228217 2014 7.072581375218582 2015 6.129897876619433 2016 6.745022331092826 2017 7.487799759621533 2018 7.743766252314155 2019 7.188027566820539 2020 7.720787759200722 2021 7.885322898774762 2022 6.741050623937229