Year % of commercial service imports 1976 2.7000623958883807E-13 1977 4.263256414560601E-14 1978 0 1979 4.263256414560601E-14 1980 4.731308411214883 1981 7.223113964686988 1982 4.33386837881217 1983 5.809575040344157 1984 22.15709261430247 1985 34.7457627118644 1986 24.615384615384627 1987 23.53186172428134 1988 21.160589060308467 1989 14.59682165979963 1990 21.72500000000008 1991 15.87343096234315 1992 16.487853002836246 1993 24.043531919667927 1994 21.995464852607782 1995 33.46347966860313 1996 26.97754749568236 1997 29.48717948717953 1998 30.624465355004162 1999 36.364882461791495 2000 38.51499372303985 2001 42.24473939607766 2002 42.255609754284826 2003 48.809330063948245 2004 45.70090651503411 2005 35.75302889317756 2006 42.70331491899324 2007 40.10539031935292 2008 39.37546112279796 2009 38.61239877719114 2010 46.90992707781959 2011 41.369131382335155 2012 40.2869176666083 2013 44.239970702556874 2014 41.79790376723512 2015 44.34097370704761 2016 51.55111241028447 2017 51.98863576731658 2018 38.48301367364285 2019 39.465259327221474 2020 58.68770233589086 2021 52.51180943679561 2022 40.77960795542543 2023 44.29367040817777