Year % of public and publicly guaranteed debt service 1970 8.943347599752533 1971 13.669727965656245 1972 19.300070436555497 1973 15.713581764104386 1974 22.698636362858434 1975 21.588283863060603 1976 24.041648808238026 1977 18.068371941717583 1978 18.80776145328436 1979 15.23394658256063 1980 14.826921302875503 1981 15.091260347489808 1982 11.794221695466337 1983 17.77055144296344 1984 19.76977453480464 1985 21.541502155801034 1986 23.39599515368083 1987 29.361836832789212 1988 41.93383574477872 1989 68.47268188241146 1990 44.81198546191895 1991 66.95937728660346 1992 61.204755468405956 1993 64.64995085577402 1994 78.1338715077153 1995 61.006629465557914 1996 53.698657172553546 1997 60.68610095988415 1998 43.40805804745469 1999 50.009819481766534 2000 39.70911888592887 2001 41.529921333566826 2002 44.21228266472881 2003 35.326715612993745 2004 25.39302955497902 2005 20.90318688951111 2006 41.915900942503875 2007 21.3548820173469 2008 27.16661373885613 2009 35.42569580163232 2010 21.08547890043845 2011 29.831497140169706 2012 47.23502277571164 2013 29.283321286267512 2014 14.054987477136926 2015 14.368475222966792 2016 11.264131638567262 2017 15.516198097870104 2018 15.522359347596012 2019 15.150051440232653 2020 38.58805459146788 2021 28.515645439456026 2022 9.849559704485783