Year % of commercial service imports 1978 5.884691848906561 1979 4.290030211480364 1980 4.556097560975607 1981 3.9799331103678908 1982 4.337527757216879 1983 4.619684082624556 1984 4.437768240343338 1985 4.419181479950398 1986 7.995584292698318 1987 8.513838748495793 1988 9.262505055952522 1989 8.186397984886643 1990 9.399900398406375 1991 13.456106654615304 1992 7.276637691549431 1993 9.028727770177838 1994 5.959618704495987 1995 7.060949336298561 1996 7.525578890683901 1997 6.055612770339866 1998 6.677361138961291 1999 8.72681546683433 2000 9.8429098988267 2001 9.661944947311046 2002 10.502441202211996 2003 10.829364544626701 2004 10.673922866036364 2005 11.468986846952538 2006 12.040554935814802 2007 10.776431708719995 2008 10.163344348190263 2009 10.677254317514246 2010 11.412712590755705 2011 11.947691214475995 2012 10.301839678971644 2013 10.521635703331473 2014 10.235103304234954 2015 10.100586029731076 2016 11.089039231522586 2017 12.85264523814831 2018 15.75386537528885 2019 10.51530261792538 2020 18.356389675943475 2021 15.857756012330828 2022 12.068252271857586 2023 11.934012289785024