Year % of GDP 1975 3.694520241597447 1976 5.624094962021469 1977 5.634767587306593 1978 5.915417315631657 1979 5.4731278371336325 1980 3.944341502290729 1981 3.751128828581102 1982 3.31231187461173 1983 3.1641792396888073 1984 2.3125881029594795 1985 2.3845436881538493 1986 1.498648701654368 1987 1.4026242408987002 1988 1.4524633795437105 1989 1.5284340551556912 1990 2.264577222418484 1991 1.417992935129393 1992 1.554380411211554 1993 1.2659985544285208 1994 1.0123493924152567 1995 2.4477353979411998 1996 2.3347119248790618 1997 5.724021703477153 1998 3.3701924993610852 1999 7.744916952570711 2000 8.560861195385773 2001 9.085903295432106 2002 9.66223911887501 2003 6.242711400367875 2004 6.459619625566332 2005 6.303627115954891 2006 9.32555099496552 2007 9.57344136774277 2008 44.16386872113924 2009 248.12438739996327 2010 120.278976565814 2011 146.32268429444005 2012 279.36103182252594 2013 108.37492274151035 2014 222.76403302620915 2015 145.46255810390778 2016 40.42583254589351 2017 62.78306683290767 2018 -4.337409054197323 2019 203.62549197174036 2020 -103.15673323023327 2021 26.19773165964876 2022 1.6416621348260718