Year	% of GDP
1966	34.3727142094827
1967	33.0850736054193
1968	33.1653410526263
1969	46.7844472219636
1970	49.8766011942804
1971	51.2522825132889
1972	53.0141527868529
1973	49.8647681205219
1974	40.3447677947096
1975	35.0856246792075
1976	36.9923031921775
1977	35.4935071993494
1978	35.7459206935158
1979	36.7299562411926
1980	29.1277013752456
1981	32.2672913877733
1982	33.0025630072619
1983	34.6315366049879
1984	32.6157253599114
1985	32.4045855379189
1986	31.8380982974623
1987	32.9728704784131
1988	34.240263302249
1989	35.7600991325898
1990	36.2031134173462
1991	37.621062992126
1992	38.5293817066939
1993	36.9236144578313
1994	38.9565518835221
1995	42.5032518501906
1996	41.6304164913757
1997	44.196815920398
1998	45.3831627250265
1999	47.5657739599124
2000	47.9021081876123
2001	59.2481420854477
2002	60.45039433446
2003	62.4024770213429
2004	67.2683263173175
2005	72.7644717895012
2006	73.6824583951755
2007	71.2823043246832
2008	75.5321427392734
2009	82.7716199646164
2012	85.3353595747547
2013	83.0428065142845
2014	81.7288779576459
2015	82.5719803114099
2016	81.9202226745804
2017	81.9887662671033
2018	80.2308012923549
2019	77.3504166473058
2020	85.8431965590542
2021	82.39009249451
2022	71.992794919084
2023	67.3657543595188