Year % of commercial service imports 1975 32.02583278257325 1976 36.36166764812807 1977 34.04367929820495 1978 34.80664476084911 1979 32.73680086252081 1980 30.474918119211537 1981 32.25335418437581 1982 37.64994660127897 1983 33.078397441275285 1984 32.929370122534635 1985 35.560359360125204 1986 33.70799624000546 1987 34.67419150114003 1988 37.28208474116394 1989 37.30862400619241 1990 34.86215627052624 1991 37.200007449222284 1992 38.49342222773614 1993 39.725572835302145 1994 40.58492415271466 1995 40.65246322765643 1996 41.69951799128591 1997 44.35504753953174 1998 46.0414527455551 1999 81.24337240215431 2000 81.55159792898242 2001 80.7779211126265 2002 80.47408678266237 2003 80.12056030136412 2004 77.40474366448903 2005 74.62915064284752 2006 75.19718185555476 2007 74.30180751712138 2008 74.79736748625382 2009 75.11449867721255 2010 74.1448708123071 2011 74.80214567842827 2012 75.13533113374798 2013 48.11631939505335 2014 46.47978602415875 2015 46.02039361625201 2016 47.47708055563645 2017 45.6035598704659 2018 46.13360277190158 2019 47.463843266868544 2020 59.60546502141543 2021 55.27305256460421 2022 50.38598602641116 2023 51.942796063797196