Year % of commercial service imports 1977 5.327153911519545 1978 4.65591811305118 1979 5.128384364665404 1980 5.593452088071704 1981 5.313791078107698 1982 5.478031804284575 1983 5.349198772440595 1984 5.498681899199896 1985 5.730303108411931 1986 5.728366282660056 1987 5.441890156527044 1988 5.786453902971687 1989 5.555872994254526 1990 5.184632205122515 1991 5.143651234245766 1992 5.636008482566318 1993 4.720630405407866 1994 4.756428048570724 1995 4.486537787700326 1996 5.136755346597142 1997 5.182507938228975 1998 5.13109960077859 1999 5.015193348975358 2000 5.03075962742624 2001 6.547686416109145 2002 5.593804877602995 2003 6.141567793144563 2004 5.868350363880579 2005 5.354753475639947 2006 5.3853027949303645 2007 4.827704270237158 2008 5.421056197126601 2009 5.196523490062384 2010 5.103586879730251 2011 5.373301140571818 2012 6.388438078337944 2013 6.6033365715355075 2014 6.804038343954396 2015 6.24911926127957 2016 6.901485292287393 2017 7.276637488554006 2018 7.101165049895002 2019 6.795353834051028 2020 7.721543418540838 2021 7.520859325446707 2022 6.858562733459243