Year % of GDP 1960 47.3377958800139 1961 45.362752499995835 1962 64.3667250128419 1963 69.71400444931976 1964 68.33115741292629 1965 72.46790658242533 1966 72.54371181693283 1967 71.49743537305777 1968 69.31985108601407 1969 69.93321835271212 1970 99.31903903811504 1971 112.09652373548167 1972 122.35688795357285 1973 119.55253969219856 1974 114.27373434188806 1975 120.96939340450228 1976 124.4208080011242 1977 126.9776143027188 1978 131.9282635844279 1979 135.29471701318806 1980 136.84145989528886 1981 142.62721131587793 1982 148.32284062048487 1983 153.85823343905017 1984 156.71067960193153 1985 160.0354058942647 1986 166.4754513386146 1987 174.36299973477855 1988 177.23830900656046 1989 183.68667541115366 1990 182.52979491869738 1991 180.8479486645711 1992 182.0774783938153 1993 189.9972606421673 1994 195.4659483230221 1995 199.25500394449148 1996 201.4476005677026 1997 210.0212052203919 1998 219.45388738137405 1999 229.20393682730258 2000 229.07761547666428 2001 190.92819595605337 2002 195.327455624032 2003 196.57439396177557 2004 195.76721535607513 2005 195.0490464504702 2006 192.6965103811834 2007 192.51975359074856 2008 198.38694276385417 2009 216.02490330109768 2010 215.3363812200488 2011 225.22052013784736 2012 228.80371375416183 2013 233.03851027500264 2014 235.02252265275794 2015 233.40790134718677 2016 239.59131435071274 2017 244.01970445131113 2018 248.12567627945378 2019 252.71129363331917 2020 280.3703056011376 2021 281.966764837992 2022 284.50647933635645 2023 274.5866612106177