Year % of commercial service imports 1970 12.77367601843369 1971 13.042933042732122 1972 13.358889056563493 1973 13.554467981120279 1974 12.744842320786777 1975 13.380229945505286 1976 14.004046791360159 1977 11.752764288400376 1978 12.303926933750688 1979 12.882183704563014 1980 12.155949753162503 1981 11.01549133770681 1982 20.465028910803156 1983 18.508434811324218 1984 16.617005821102822 1985 16.269907280998677 1986 18.647772402104017 1987 19.421246386530456 1988 21.418333231492767 1989 23.03955763378232 1990 22.12241854365477 1991 24.616755494758046 1992 24.354031788812907 1993 24.8112767109493 1994 25.904713504934765 1995 27.047878436095164 1996 28.403895096366757 1997 28.59805499992814 1998 29.16015263275212 1999 30.42690721409215 2000 29.302826817892125 2001 29.662398651172097 2002 31.26184470852594 2003 30.92745256251177 2004 30.190506293458025 2005 30.28728285194251 2006 30.834418602185966 2007 31.108463642241727 2008 32.955974199630276 2009 35.0885017995919 2010 34.968646626821716 2011 36.66227155676298 2012 37.27517811959584 2013 38.944935346700056 2014 39.30003291615897 2015 39.70112907357624 2016 40.84574434754604 2017 40.81698813864871 2018 40.63103130541355 2019 40.49770187601637 2020 53.14010288885276 2021 50.70152917869141 2022 43.28342542931694 2023 41.92923276152118