Year % of commercial service exports 1976 28.392685274302217 1977 19.89106753812636 1978 29.017912291537982 1979 20.704918032786885 1980 16.853609433419614 1981 18.759894459102902 1982 14.382022471910114 1983 11.481481481481481 1984 10.70110701107011 1985 8.378378378378379 1986 7.729468599033816 1987 7.614213197969544 1988 7.506053268765134 1989 8.436213991769549 1990 9.251968503937007 1991 9.541984732824428 1992 8.904109589041095 1993 0.04148000663680106 1994 0.04845036962943282 1995 0.025905990040586052 1996 0.15845422518960664 1997 0.00933038907722452 1998 1.6606066329823237 1999 0.04528787015529357 2000 0.1644780828773875 2001 0.09428154200447736 2002 0.051382118527870745 2003 0.1012422531301511 2004 0.013013443930089469 2005 0.0786197344300507 2006 0.0008291694195436191 2014 4.2934269168354495 2015 4.325443966522158 2016 1.9442351407730767 2017 1.4990242107006404 2018 2.3039518831434465 2019 2.602966638348172 2020 4.437114903765478 2021 3.335849736483772 2022 1.8687461039319713