Year % of commercial service imports 1975 4.2895450734181555 1976 5.9077352240071335 1977 6.7435068000891 1978 6.020189582874166 1979 5.342988029865025 1980 5.524977527376476 1981 6.0434878722809655 1982 5.8472992771928505 1983 5.694013317824701 1984 5.808816460524502 1985 6.050776486489448 1986 6.336323301292788 1987 6.2510002281734645 1988 5.802584332030699 1989 5.471754307955748 1990 5.122074887260948 1991 5.3546968449638435 1992 5.060714394924802 1993 7.918852420069642 1994 7.811824306126819 1995 8.946445065848206 1996 4.474164872385534 1997 4.530099560525138 1998 3.627413404746764 1999 5.750263563092906 2000 7.047055607344384 2001 4.810148698072461 2002 6.870414730099822 2003 7.6869112098548795 2004 8.418702069913527 2005 9.212689029645707 2006 8.359131125729984 2007 9.154325848375775 2008 9.395086119535833 2009 8.496215365723366 2010 9.43998660961044 2011 8.460442552635303 2012 8.444575460617399 2013 7.266422467961442 2014 7.130929648054407 2015 6.985874927446016 2016 6.371806835194105 2017 5.8438039992563935 2018 5.740281911922311 2019 5.993241887951642 2020 8.53367413861013 2021 6.939384031964789 2022 5.684525896597518 2023 5.721015941327255