Year % of commercial service imports 1979 63.42496275583371 1980 59.42093845543556 1981 58.44012987930167 1982 60.78657848079073 1983 59.80429286357407 1984 58.24278123750664 1985 57.302752263504715 1986 55.291628140672444 1987 50.620841851186505 1988 55.11224152416989 1989 57.08486416586977 1990 55.970987526933804 1991 50.1490629672 1992 48.62797659432465 1993 44.92927159986355 1994 41.946197332055235 1995 38.903474764284006 1996 40.30011833430412 1997 39.72102214535677 1998 40.457957721678454 1999 42.628002614495 2000 46.46486949503634 2001 51.132822658873664 2002 54.95645104471166 2003 56.631185102472514 2004 55.521684929412054 2005 53.95316726282749 2006 54.310092325916905 2007 54.060625400817685 2008 55.79663135804744 2009 49.63278199840338 2010 54.437011254461474 2011 53.7560547114604 2012 51.970302828146636 2013 53.7669773136146 2014 51.87900476260853 2015 52.012798041937785 2016 48.27044645140244 2017 46.95814750403641 2018 47.91446016492286 2019 42.742007159079236 2020 41.61783418207465 2021 45.443011412059455 2022 48.25097448712795