Year % of commercial service imports 1980 4.857142857142857 1981 4.536082474226804 1982 4.886877828054299 1983 4.841628959276019 1984 3.9790575916230364 1985 3.072625698324022 1986 3.705583756345178 1987 2.9499999999999997 1988 3.8549618320610683 1989 3.655913978494624 1990 2.9209621993127146 1991 1.6766467065868262 1992 4.364896073903003 1993 2.784090909090909 1994 3.3697347893915754 1995 22.09775967413442 1996 22.486969471332838 1997 22.999055203131327 1998 21.958581370000836 1999 19.986850756081527 2000 8.254659888646817 2001 10.244249466445341 2002 8.980435479847475 2003 3.5963625909643784 2004 3.1749852915936434 2005 3.6401536882235366 2006 3.6423499269224813 2007 4.791160569333023 2008 6.375048176900059 2009 4.87202831133521 2010 4.631395057664946 2011 4.7532127601322145 2012 5.397835670685897 2013 1.5907451082556416 2014 1.545782592614964 2015 3.2059363447729172 2016 2.2142237912798595 2017 2.5175406053004674 2018 2.75795850228069 2019 2.374764569638417 2020 3.343007966763724 2021 3.6103684518770653 2022 3.3162133954953403 2023 4.292150542258737