Year % of commercial service exports 1974 0.3047026666946264 1975 0.06389367070907881 1979 7.916666666666661 1980 14.209115281501322 1981 14.397905759162219 1982 6.581740976645454 1983 3.1799163179916254 1984 6.921487603305761 1985 2.816091954023001 1986 0.13745704467353967 1987 0.04479283314669645 1988 0.10317460317460299 1989 0.013266998341625211 1990 0.06920415224913494 1997 8.270659614706153 1998 6.973933797135078 1999 4.828375759931271 2000 5.007805959048093 2001 3.640420652465858 2002 3.640496305373373 2003 3.640495867768598 2004 3.640496005051351 2005 3.6404206524658567 2006 3.6404206524658624 2007 4.659802089863834 2008 3.640420652465855 2009 3.651439676982996 2010 3.043853262475211 2011 2.4142087443355016 2012 2.9326733748141613 2015 0.008562552455033045 2016 0.02083078603868077 2017 0.4709028030881087 2018 0.01077060052585227 2019 0.016397983181320713 2020 2.078989469637372 2021 0.03409716997154135 2022 0.0033306418624412257