Year % of commercial service imports 1980 62.96530498154938 1981 63.67591481195822 1982 63.91683756514598 1983 61.12230691116499 1984 62.02062666029908 1985 55.14887453387235 1986 56.739804616960285 1987 54.356825795930746 1988 52.646065847909775 1989 55.040312606253764 1990 56.83544979886534 1991 51.33893050713683 1992 51.326593019594974 1993 47.94774787183192 1994 47.559398185463955 1995 45.111601030001445 1996 48.44586551056907 1997 50.812200802791246 1998 51.926826321076035 1999 55.29158954105315 2000 55.58516939229551 2001 56.53144087627347 2002 57.22934683892312 2003 56.87205897592289 2004 55.214345707166984 2005 51.61640290745838 2006 49.72617490906266 2007 51.2177155717063 2008 57.96034516760124 2009 56.57695945639155 2010 54.771193768341675 2011 54.699561685669984 2012 53.77569885429867 2013 53.157966382086975 2014 52.39677103108138 2015 54.73696912700566 2016 51.61422835115238 2017 52.6076798018353 2018 50.36746145447537 2019 51.591085300437484 2020 54.97416023812128 2021 57.16189926465417 2022 58.576933151441956