Year % of commercial service imports 1977 23.491811245862923 1978 26.248764353071476 1979 22.648823872730564 1980 21.59940587125388 1981 20.590910440495513 1982 21.431142449349277 1983 23.86073734196787 1984 21.947751829248148 1985 26.007763208996735 1986 23.376027250851642 1987 23.898642591908885 1988 23.609818649902785 1989 22.60321223803204 1990 22.925848603453378 1991 24.001355298237783 1992 23.467318576231577 1993 23.779446583302576 1994 22.413849445230166 1995 25.526034903861923 1996 25.78996332376066 1997 24.19685428602726 1998 25.948437336127025 1999 24.52045488109723 2000 23.562540321192046 2001 25.90019217560442 2002 26.100731587137798 2003 24.131301573743418 2004 25.958477336213654 2005 26.646796689039842 2006 27.532218089451 2007 28.674710465044527 2008 27.985708395677094 2009 32.70804089060646 2010 33.37684059266228 2011 34.52464015111841 2012 32.99199195576857 2013 34.270066229783104 2014 35.49683676407384 2015 36.031376030102024 2016 39.69818457311982 2017 36.801001534096116 2018 36.317209347990584 2019 35.66020505983247 2020 43.88880630916113 2021 41.70446437215467 2022 35.375615315611206 2023 40.05834059061278