Year % of GDP 1966 57.655403902203986 1967 55.545829075666894 1968 55.327767683948046 1969 55.51080886083162 1970 57.13473509879271 1971 55.67437646877443 1972 53.22109963569994 1973 57.839919744783955 1974 64.66119235321985 1975 59.700207804368254 1976 61.007411566048056 1977 60.28255882638462 1978 57.052683753044185 1979 60.8478808051498 1980 65.45594791701308 1981 70.74465149790456 1982 70.83869117990041 1983 69.63305538731163 1984 70.90859363149971 1985 72.08728266511659 1986 64.79729771523012 1987 61.35285593012776 1988 63.75527911614491 1989 67.04487044793879 1990 67.29019563231914 1991 69.14652706328388 1992 67.00196974871618 1993 65.60492859596259 1994 67.78045574861883 1995 68.51460277305796 1996 68.47126601206064 1997 71.16846240196318 1998 71.29911872144615 1999 72.69719794702714 2000 82.98395105330249 2001 83.9685758745007 2002 84.55697480623347 2003 80.88170739981405 2004 82.20776527105133 2005 89.39974085617764 2006 97.36673620313483 2007 100.06785117702617 2008 104.82822990384754 2009 89.75503929043317 2010 94.09997688800689 2011 101.245795489044 2012 103.24097034029174 2013 103.05014108386803 2014 102.26391634234162 2015 104.04822840669388 2016 100.16882878478275 2017 102.97938990863547 2018 106.97499643335684 2019 110.22482860423362 2020 103.75588130468181 2021 110.71220851771393 2022 128.9296640276361 2023 128.45146974116332