Year % of commercial service imports 1979 15.456706480295097 1980 17.840580874173845 1981 18.93608019564355 1982 24.571334099998882 1983 25.73932823328176 1984 22.391357042921694 1985 25.407276053956267 1986 24.90570924412578 1987 22.06271080852912 1988 18.790184851715253 1989 17.389743136357396 1990 20.095213172800246 1991 18.35705061898721 1992 18.853930436002237 1993 18.738017238239337 1994 17.26012760951696 1995 17.02439869166272 1996 14.17048253844572 1997 15.191818958339944 1998 20.70966616888272 1999 22.783928025890972 2000 21.088759494537417 2001 21.093788871433873 2002 27.560364779612712 2003 28.014059194868164 2004 26.636271328708034 2005 26.97372982464367 2006 27.275682121585614 2007 26.93884631455345 2008 26.8962038078107 2009 30.82071412315674 2010 31.60452908997431 2011 31.722681172974667 2012 33.06526569554901 2013 33.00627742147079 2014 33.903110996403406 2015 35.46455794204353 2016 35.93245886425586 2017 34.62862486231663 2018 35.26457079076517 2019 35.69281299751568 2020 43.38945026021187 2021 37.43124192207274 2022 34.76740709694767 2023 35.78413395507294