Year % of GDP 1965 95.34883720930235 1966 92.44281793229644 1967 93.3157894736842 1968 89.91688881919397 1969 90.53455404607206 1970 102.7527792482795 1971 100.32909668633681 1972 99.39110070257611 1973 100.35611916963431 1974 96.84067709006332 1975 101.87205696565982 1976 104.93016037247801 1977 108.43104156211506 1978 107.7740649784613 1979 102.9876796714579 1980 105.36364920209009 1981 108.46708313310909 1982 110.52993089667804 1983 108.35553360032462 1984 111.3654793836941 1985 106.02995027285812 1986 107.11971398245907 1987 100.98938434159273 1988 99.63974782347643 1989 103.31598869644105 1990 107.04716292056918 1991 104.95477520617185 1992 106.92991288359673 1993 107.52028916319989 1994 102.93983735724494 1995 103.90574602094793 1996 101.50160230354079 1997 102.27254896833075 1998 102.93988520793475 1999 101.9470307688916 2000 103.1787017469949 2001 103.91886954111331 2002 103.77311465843194 2003 103.42349575384755 2004 102.52944887160935 2005 100.38666380072125 2006 101.88389770129514 2007 101.88911951388262 2008 103.02823067960603 2009 102.93725671981622 2010 104.12179170055973 2011 107.99726586486231 2012 109.72510538559285 2013 109.3683467935654 2014 110.21275947563542 2015 110.44885314613673 2016 110.50217815880252 2017 112.36762521872534 2018 112.90012806930434 2019 110.43214143401995 2020 108.34972075827893 2021 110.19474771318973 2022 113.8579655342566 2023 112.15712517724899