Year % of commercial service imports 1974 10.239162929745897 1975 10.657439446366782 1976 11.724565756823822 1977 12.087378640776699 1978 12.401165210153975 1979 12.034482758620689 1980 12.599118942731277 1981 14.303599374021909 1982 15.071428571428571 1983 14.104647383815404 1984 17.01233183856502 1985 13.662637940094587 1986 13.395638629283487 1987 15.221707478491064 1988 14.786729857819905 1989 15.74944071588367 1990 14.976525821596246 1991 14.597544338335608 1992 14.987298899237933 1993 4.137691237830319 1994 2.468729427254773 1995 2.4562480810561866 1996 1.8937080024434942 1997 1.913477537437604 1998 0.7560137457044673 1999 0.7122507122507122 2000 1.6648759511031503 2001 1.6268336886824042 2002 1.7459520980955798 2003 3.972834142799257 2004 2.8877594183258615 2005 2.304956308268821 2006 2.3202970867969377 2007 8.262109834184352 2008 6.897381853612123 2009 6.405116599339433 2010 9.446990381946522 2011 7.307448172631026 2012 5.116648752804271 2013 7.242501591112589 2014 4.837216317402517 2015 6.6436218900304596 2016 7.341609997193202 2017 7.812991564101132 2018 7.096127468561836 2019 7.25714095293973 2020 10.476111344067847 2021 6.968978845508657 2022 4.972981836686715 2023 5.853897344606325