Year % of commercial service imports 1974 64.25181013676557 1975 64.26734348561752 1976 63.118992376532916 1977 64.66066259247363 1978 62.35261401557287 1979 65.88423068738024 1980 68.84193194292 1981 66.60076530612251 1982 68.16505216095344 1983 66.61026615969558 1984 68.84406983744725 1985 68.53432063939825 1986 67.38517946738703 1987 70.96068595426956 1988 69.69735396060574 1989 47.99054859256223 1990 43.51088268504466 1991 52.18612226559242 1992 54.91523795802718 1993 48.377064711455176 1994 44.20371503074387 1995 40.89305018825266 1996 54.35613620313789 1997 52.71811280934059 1998 43.57337989692175 1999 44.343840029519114 2000 48.300420364315755 2001 49.82869291820424 2002 45.396494662110975 2003 48.12094639533014 2004 50.48200534046497 2005 46.2470586225605 2006 41.998794012247714 2007 39.294685511434174 2008 41.94463488000663 2009 42.02103998173557 2010 38.168602754898146 2011 47.95463173042885 2012 54.341612694334565 2013 57.05953692394788 2014 60.81431543205248 2015 60.63562548932809 2016 59.78209169140953 2017 54.55602756805437 2018 49.93775063073209 2019 50.4984027030407 2020 49.575083558300506 2021 55.637795842405794 2022 60.357143322646756