Year % of commercial service imports 1977 3.8354531001589818 1978 4.446477584629446 1979 4.64760877382238 1980 3.686033592575657 1981 4.4129682090021864 1982 3.9434058753338217 1983 4.338666514832317 1984 5.275344810228531 1985 5.059300405344527 1986 4.83719474013775 1987 5.305466237942128 1988 5.4873309497901435 1989 4.328453214513062 1990 4.644521268600632 1991 4.0693795863909275 1992 2.668962548428756 1993 2.672347017815647 1994 3.5674470457079153 1995 4.610951008645533 1996 4.119770651943087 1997 3.3612028626479495 1998 7.713217804960924 1999 8.172923624280463 2000 6.577293674067867 2001 6.898667463776096 2002 7.094338681312286 2003 7.42683242415146 2004 8.235805960408962 2005 10.297242148221386 2006 10.154351587255302 2007 10.444921567578719 2008 10.134680134680135 2009 11.319926988429389 2010 11.491890477180181 2011 11.518775230405971 2012 10.513595166163142 2013 10.626156485095693 2014 10.504032018622107 2015 10.313568848812457 2016 11.085144551700573 2017 11.097776340662621 2018 11.167875893950685 2019 11.108133940823025 2020 12.429947808900732 2021 11.206029202178366 2022 10.355586077490653