Annual % of GDP
1960 29.188679663202183
1961 29.772536022249067
1962 29.435560166252532
1963 29.2723109539885
1964 31.211853297342344
1965 30.734319222440647
1966 29.714935727892943
1967 29.46361997642742
1968 28.56188324642671
1969 28.66608870994162
1970 29.470994838203314
1971 28.65949916681872
1972 28.139858181907652
1973 28.60176883525566
1974 27.620381077615342
1975 28.511897723998718
1976 26.389134687797615
1977 23.48620533764386
1978 23.35196443289182
1979 23.68390734021359
1980 24.055627825255197
1981 22.740969441172794
1982 22.100458590949003
1983 24.33316408985079
1984 26.520996734221548
1985 26.436788768612175
1986 26.384198078731526
1987 26.080090290628483
1988 26.822638418807603
1989 27.824830001259222
1990 27.219687918725715
1991 24.733840025098647
1992 23.20368101853986
1993 21.769579626196304
1994 23.772721382643844
1995 26.494134330620373
1996 26.127229438866834
1997 26.729071753638628
1998 27.295305645163165
1999 27.099431484472913
2000 27.9494101491144
2001 28.214372869928916
2002 27.414930170693857
2003 27.351620146984466
2004 28.64354881679489
2005 28.558468962858463
2006 30.035352894670414
2007 30.93993936652292
2008 30.200398387810047
2009 26.435733382976668
2010 28.071365949169753
2011 28.5856265114052
2012 27.36402529891111
2013 26.76107883728419
2014 27.102909538085466
2015 28.238410316232716
2016 27.777698503136218
2017 28.25940402508576
2018 28.243321777865777
2019 29.308389405220474
2020 29.58046560331588
2021 30.61212512471389
2022 31.21929294416141
2023 31.154917512700436