Year % of commercial service imports 1975 38.96585000360326 1976 40.39399607930948 1977 42.36183278458249 1978 44.406705637290976 1979 46.0962075552616 1980 48.32752518116313 1981 47.861283818657576 1982 42.43454971684335 1983 45.68995742662593 1984 46.564171841708934 1985 46.80006124230946 1986 46.14199313795914 1987 45.56893124930713 1988 37.629455496415275 1989 32.4756814362421 1990 32.202846347026934 1991 33.47212086343863 1992 24.168589767120835 1993 32.07031005195779 1994 43.08289669902011 1995 43.08463565433554 1996 43.310529286857744 1997 42.78865367177828 1998 43.36449588406424 1999 37.667434130982684 2000 41.06869731490237 2001 42.29252995321413 2002 44.33802930373943 2003 44.303185047205936 2004 44.718108591279005 2005 46.007598374546255 2006 47.03187868031235 2007 47.74616382815901 2008 48.834011281991906 2009 51.93816141006158 2010 49.89897371779283 2011 48.22634510095648 2012 51.67038653644902 2013 52.13288275198391 2014 54.512510838064486 2015 58.37715280182932 2016 57.171069076381265 2017 55.60032728608283 2018 55.4727992628881 2019 55.006006295055656 2020 60.0249203903562 2021 57.36699957295515 2022 55.981983125223806 2023 54.90518136070273