Year % of commercial service imports 1968 44.70938897168406 1969 46.45161290322581 1970 43.838862559241704 1971 37.74560496380558 1972 36.65689149560117 1973 36.77833214540271 1974 31.33278145695364 1975 32.21936589545844 1976 39.95565410199556 1977 41.612377850162865 1978 43.64201796821009 1979 46.08214389746577 1980 41.94282823172274 1981 35.35269709543569 1982 31.95005508630187 1983 30.1027397260274 1984 30.471956224350205 1985 30.983302411873844 1986 32.30713509597972 1987 26.812816188870155 1988 32.424165179709405 1989 29.584511638024797 1990 33.095840036773154 1991 32.38456672991777 1992 29.073599414134016 1993 14.644915981847173 1994 15.85472898836954 1995 18.081103678929765 1996 18.014906380658065 1997 19.029142955682012 1998 19.55986457371499 1999 21.569748448219535 2000 23.06486526834366 2001 23.29195034040849 2002 23.237330815234497 2003 23.040380047505938 2004 26.533741017669175 2005 24.615599664523344 2006 22.048453628725227 2007 19.26806196050609 2008 17.25775807473084 2009 20.60310166570936 2010 16.085965483555846 2011 14.326046040249022 2012 14.238835782565273 2013 14.46226164752265 2014 14.414669545824632 2015 15.290580500214757 2016 15.578060639846386 2017 16.823171118583847 2018 14.56800616185493 2019 15.261869799314734 2020 6.894296180010466 2021 16.21539610662434 2022 17.677537864346863 2023 22.116259600334875