Year % of commercial service exports 1976 3.511705685582498 1977 2.6470588235692083 1978 1.4403292180987246 1979 1.173913043483573 1980 1.5151515151726267 1981 0.8099281515491793 1982 1.2888052681248237 1983 1.6033755274167176 1984 0.21631644004684436 1985 0.09756097561650066 1986 0.20036429872755815 1987 0.06500221594711693 1988 0.6391557995739766 1989 0.52340450839454 1990 0.5220189968154021 1993 0.22059990476962604 1994 0.1902440190201188 1995 0.00891010927911491 1996 3.1032645437813247 1997 2.9172173912952206 1998 4.088737297567985 1999 1.8589298123641445 2000 2.954466458125432 2001 2.2675789026065427 2002 2.733028090745644 2003 2.6561402895386332 2004 2.5995880100612565 2005 3.283959348528085 2006 1.0661650137269798 2007 1.4935210657560303 2008 1.2409778403527816 2009 1.1887805369080526 2010 1.842859872975696 2011 1.4979381192013066 2012 1.7934926726538811 2013 2.047898223311676 2014 1.7752445777242993 2015 1.7595859842142327 2016 1.8417441629161184 2017 1.669444999160068 2018 1.256647060403002 2019 1.4484984434382842 2020 1.4352490739473522