Year % of GDP 1966 -7.406713109563015 1967 -6.668378063010502 1968 -11.002915451895044 1969 -10.69883103081828 1970 -3.1173015144561727 1971 -4.814061135371179 1972 -6.982685810810811 1973 -7.2784375 1974 -4.742464917632703 1975 1.0939735894357743 1976 -5.298035523413888 1977 -10.781616680367383 1978 -26.206752232142854 1979 -28.295656415967898 1980 -20.862260993555314 1981 -22.795939226202098 1982 -15.30377343652551 1983 -11.993960938572275 1984 -13.664254247954688 1985 -10.051766312076909 1986 -9.474167703795892 1987 -9.868817273193233 1988 -8.087565331619107 1989 -10.217436232453705 1990 -11.679942828320971 1991 -5.225107587453373 1992 -6.257670308690592 1993 -8.245890825773953 1994 -7.436842926958515 1995 -11.725499950611793 1996 -7.357051183147721 1997 -2.45309300524937 1998 -3.2598129619711314 1999 -3.618575356296214 2000 -4.762471247129207 2001 -3.2876669188354217 2002 -5.328181752532911 2003 -6.671220143964852 2004 -8.744733825050016 2005 -10.212141838239333 2006 -8.305043904308695 2007 -8.227929545046704 2008 -10.138699106056706 2009 -10.285179373567097 2010 -11.676885271352203 2011 -8.920893109928583 2012 -8.017308644523034 2013 -7.503590630528473 2014 -14.584139887304506 2015 -13.744838826888039 2016 -14.198380056556445 2017 -19.740144491243576 2018 -19.65625305442453 2019 -15.586856628243451 2020 -28.256781251682643 2021 -28.863313335913706 2022 -26.353884048585037 2023 -29.69524342145691