Year % of commercial service imports 1975 5.937483014637847 1976 5.076380714677038 1977 5.153083114383993 1978 5.515732715619599 1979 5.367602309494578 1980 5.353603967963049 1981 4.9607345130337706 1982 4.916966291334986 1983 4.598973692783086 1984 4.922853671280408 1985 4.850455752901162 1986 4.929231207652933 1987 4.69203286742697 1988 5.132305804082534 1989 5.517256810356187 1990 5.459127711139639 1991 5.714157187189133 1992 5.604498392907167 1993 6.364361356044743 1994 5.868444343804332 1995 5.406988916513317 1996 5.577549349299066 1997 5.517630351800872 1998 4.782417712371286 1999 4.083980758570672 2000 9.944670198637919 2001 12.211065482479503 2002 10.184635460249797 2003 6.564309111192471 2004 6.8367256203914755 2005 6.558834045124127 2006 7.457577017512499 2007 8.206305478319988 2008 7.191648722757579 2009 8.184226625305648 2010 8.784733671840616 2011 10.568407636315738 2012 8.027097242325054 2013 8.60184736928942 2014 7.008291774092341 2015 5.5303222355796136 2016 6.989347317237675 2017 7.193388386439437 2018 5.854333993589346 2019 4.6055171993618504 2020 6.478703315543451 2021 6.3443531497518055 2022 5.480808412647831 2023 4.940133873302622