Year % of commercial service imports 1975 2.3556580935182603 1976 5.05982301637412 1977 5.153302696451209 1978 6.312727424106826 1979 6.675773422546608 1980 5.032590992561855 1981 5.796890350133668 1982 6.725873434980372 1983 7.66002887215127 1984 9.880367969958034 1985 10.55566185815824 1986 10.023503387579655 1987 9.972997032421077 1988 10.858473532442357 1989 10.268687878668254 1990 9.277166540088093 1991 10.28857303458531 1992 10.381625388928828 1993 10.974577887370618 1994 12.238572907429978 1995 12.23825302891139 1996 11.269896171678257 1997 12.304081765769233 1998 13.3037297956621 1999 12.558363665648804 2000 14.910866087759802 2001 14.985268659032803 2002 14.162114717677314 2003 15.96264975197736 2004 14.776086571200667 2005 13.529153975009654 2006 12.563342887663223 2007 12.459431713635302 2008 16.55953460624051 2009 16.838011550302998 2010 13.482768522674963 2011 16.864978669590016 2012 15.863448872619973 2013 15.298445750094073 2014 17.898219375949896 2015 18.25483761764482 2016 17.609884328945093 2017 17.493451348394323 2018 17.68410753190412 2019 17.94644804928279 2020 10.904888098220718 2021 10.910848788541797 2022 15.378286862095386 2023 19.202166121695736