Year % of commercial service imports 1960 12.871287128712865 1961 15.748031496063007 1965 18.548387096774192 1966 15.26717557251908 1967 19.333333333333343 1968 16.216216216216225 1969 15.625 1970 16.040100250626566 1971 13.111888111888106 1972 16.580310880829003 1973 14.012738853503194 1974 15.252525252525245 1975 13.959854014598534 1976 17.110573042776437 1977 18.609550561797747 1978 16.61858049624928 1979 15.565345080763592 1980 15.263394867176942 1981 19.468821278076305 1982 27.476940203562336 1983 29.892781082470435 1984 30.239105001462406 1985 26.398827485128038 1986 23.89307539459378 1987 23.63081017328453 1988 25.58344224255194 1989 26.397441405317664 1990 26.248704663212436 1991 26.119152465393654 1992 27.42090656799259 1993 24.8864201891124 1994 26.4582461916263 1995 26.048136168538093 1996 28.826759172046224 1997 29.696564539521376 1998 29.361161724918546 1999 33.483298164589726 2000 37.96121257131283 2001 40.243298194057644 2002 40.00677092639439 2003 38.8254798189122 2004 40.13721344144089 2005 41.017033181061656 2006 43.07884208361256 2007 43.0749375754005 2008 44.17792848950282 2009 45.72238476337929 2010 45.6787182083507 2011 45.89039056918313 2012 50.31984884012111 2013 48.553734612189416 2014 48.05966446225842 2015 46.5193504350812 2016 46.40840071600518 2017 48.770985898027654 2018 48.80414617072505 2019 49.85291831585492 2020 67.25080256360101 2021 63.890195207870235 2022 56.78816242071846 2023 59.15758221335811