Year % of commercial service imports 1978 28.02080222077758 1979 42.99389494026701 1980 27.385820791109435 1981 26.047104351534923 1982 23.52115059221663 1983 23.08730100506197 1984 37.11556636016191 1985 31.213291274546968 1986 21.442110050022713 1987 24.558986207379416 1988 26.1960268505079 1989 27.294272547728703 1990 18.37997054491902 1991 18.813636363636352 1992 19.66563786008225 1993 18.575020955574228 1994 19.298149166208493 1995 18.593211430628934 1996 11.05281096024132 1997 13.320598623002189 1998 11.731432896966695 1999 11.385905210927543 2000 11.293347275975565 2001 14.111697492168119 2002 13.056913749266585 2003 18.931267381803774 2004 21.806620534879332 2005 16.63982823403119 2006 14.894961301532152 2007 23.18741888916433 2008 25.317878509355495 2009 22.47045653585075 2010 22.676561724462278 2011 18.60249083837631 2012 22.348783237095056 2013 23.8738575062191 2014 20.164660673684214 2015 20.70915262851666 2016 65.38483346231385 2019 44.63910489741883 2020 21.636257154891275 2021 33.7672023763533