Year % of commercial service imports 1974 5.921787709497181 1975 6.504672897196273 1976 6.284779050736492 1977 6.246105919003121 1978 6.5667166416791485 1979 6.078914919852062 1980 3.79194630872483 1981 3.88707419505367 1982 4.093349855431645 1983 3.813131313131315 1984 4.3607404218682735 1985 4.7197400487408645 1986 3.7262357414448664 1987 4.108108108108112 1988 4.477611940298513 1989 4.345645234838124 1990 4.0644227289178465 1991 3.6129905277401932 1992 4.365411436541149 1993 4.949784791965565 1994 4.651834729846873 1995 4.646251319957761 1996 4.487613884496646 1997 4.127024942144511 1998 4.399555814076466 1999 5.993580391012558 2000 6.465742626094871 2001 5.067104902766354 2002 9.12989348457605 2003 8.591065292096218 2004 7.554081481114787 2005 9.048815980949856 2006 10.84499592812421 2007 13.048745436640324 2008 10.658958013877866 2009 15.082462653119007 2010 14.07254451877864 2011 12.924125872784604 2012 12.285229907762584 2013 11.704120418779123 2014 12.146931297443368 2015 12.91886316985551 2016 12.148975148313617 2017 12.129726828102182 2018 11.97512572668048 2019 12.265453167300336 2020 17.840447074502084 2021 16.563441145237437 2022 14.510300964927547