Year % of GDP 1960 55.49968445797411 1961 57.048622362952514 1962 58.901811913662605 1963 60.99506838033553 1964 61.42916764005951 1965 61.869099277423324 1966 60.20194247278432 1967 62.36682162785993 1968 62.50129013004058 1969 59.49411601969093 1970 65.2527779448529 1971 69.1127530826056 1972 73.64299113405815 1973 74.38638443076887 1974 72.294129842031 1976 73.89911131977878 1977 75.71702566578821 1978 78.64486717325826 1981 79.42696674410848 1982 81.80039093608349 1983 83.62264537931352 1984 84.94074581865057 1985 86.1385296347496 1986 94.31094648232806 1987 99.74479106367056 1988 102.15747079810716 1989 102.0588594527602 1990 99.65715019081306 1991 100.93437533627898 1992 98.11316259368611 1993 102.17963694198804 1994 103.11089926390854 1995 105.68383243479697 1996 102.61249089371796 1997 102.74599302927687 1998 105.16571525205727 1999 110.83061752920608 2000 111.65500249323767 2001 105.77671921755791 2002 105.67125741772225 2003 106.34679135193099 2004 106.1680183054082 2005 106.39592084645638 2006 107.57195727233969 2007 108.99719454940212 2008 115.9838111276431 2010 122.00885117717915 2012 126.08571623957907 2013 122.90988751983852 2014 122.03556825273584 2015 120.08898835786142 2016 124.16923252075006 2017 123.17821868799841 2018 122.68592257577143 2019 125.42915865025176 2020 144.00199010421537 2021 145.7688412994904 2022 134.3525265697575 2023 127.87430429181585