Year % of commercial service imports 1976 19.5578231292517 1977 23.383084577114428 1978 42.721979621542935 1979 50 1980 49.23076923076923 1981 45.54179566563468 1982 30.23006955591225 1983 25.024679170779862 1984 27.82931354359926 1985 33.26722855726326 1986 38.777292576419214 1987 37.64805414551608 1988 39.71486761710794 1989 40.01578531965272 1990 40.71627260083449 1991 46.13955956487132 1992 51.422206991089794 1993 52.62089180735913 1994 49.56316273099867 1995 47.088145722001954 1996 47.010573593152216 1997 45.675097643570176 1998 46.75743387650965 1999 48.9515977909934 2000 49.607046125996966 2001 47.421003700225725 2002 49.69320569095971 2003 46.85627709020209 2004 41.55249611453117 2005 38.557917040423824 2006 37.026653332891556 2007 36.70759908763508 2008 34.533729235574 2009 37.27117150816696 2010 34.704860676594116 2011 32.76013335703117 2012 34.13493728798608 2013 31.8497932275814 2014 33.938015532175086 2015 37.33321360835187 2016 44.7594419617003 2017 45.57725774137011 2018 44.36092518417999 2019 40.36668301485349 2020 24.35988305086043 2021 10.505745882889702 2022 26.252634156768472 2023 32.18616759669294