Year	% of GDP
1960	50.7492593819256
1961	51.80918186105987
1962	53.44619193759065
1963	55.04885747883012
1964	55.19108579452309
1965	55.55650480071625
1966	54.489057373268444
1967	56.39905322620183
1968	56.69063395716529
1969	54.017549826550976
1970	58.966056847419836
1971	62.546375679637336
1972	66.6236883559849
1973	66.64380576948054
1974	62.46487694828194
1975	63.857955351927586
1976	64.57481532645993
1977	64.82272972203633
1978	68.35907898712574
1979	66.68746019481543
1980	65.45243821244367
1981	67.20332723282341
1982	70.17665621422013
1983	72.36085401977694
1984	74.79197851425295
1985	76.35429884937906
1986	84.63517520089498
1987	89.48537207402276
1988	91.82576564779431
1989	92.7618788830007
1990	87.44844498816457
1991	89.18925351185301
1992	87.72408588459936
1993	91.08575763425048
1994	90.88440324313954
1995	92.3420907938511
1996	89.55836607331473
1997	89.99285610838021
1998	92.28870346057164
1999	99.01232854122372
2000	99.16747151071593
2001	95.30479325842848
2002	96.03319932299017
2003	96.86205645478901
2004	95.70224061961372
2005	95.01119289114595
2006	95.79870002074125
2007	96.10729019568691
2008	99.62853957662035
2009	110.503412770935
2010	107.5155909224596
2011	108.68940138465696
2012	110.90372637100327
2013	111.39124530162667
2014	113.82797528959678
2015	118.78035348329915
2016	122.76503799762509
2017	121.05791010011718
2018	121.30256648572112
2019	123.94511447579288
2020	141.3840029315613
2021	142.32541592897692
2022	140.20390105086724
2023	139.97526920226795