Year % of commercial service imports 1976 24.331667157793746 1977 16.792537171829423 1978 14.958735490070538 1979 20.546577281090094 1980 20.859681156692872 1981 31.125009462587172 1982 35.335910316346016 1983 34.7222497593402 1984 38.937963186659644 1985 36.32830563090391 1986 35.8010395527503 1987 36.19553127143649 1988 37.03628671955385 1989 40.721889344839425 1990 47.57553930579008 1991 61.16454910341544 1992 71.50923407172509 1993 73.14417299341707 1994 56.54419786252104 1995 62.956824181949415 1996 60.05147388292994 1997 60.743626953502805 1998 67.04992719318594 1999 61.443805750867 2000 67.18612579813707 2001 60.80830272759782 2002 61.93923267450582 2003 58.19431851139679 2004 53.24322409450352 2005 60.71527197950056 2006 62.435420196185675 2007 54.0639621193217 2008 47.61432210610822 2009 55.797775475848525 2010 61.28876335435835 2011 65.23522424440151 2012 68.76654371028559 2013 70.24517010753964 2014 63.668015420516426 2015 70.25638671521342 2016 70.21108472557464 2017 70.73339745432457 2018 78.30202117087377 2019 69.79427975856481 2020 75.85941928870515 2021 69.09602931109004