Year	% of GDP
1964	12.661425395811273
1965	15.040676715478318
1966	15.978386852807933
1967	16.564957137262695
1968	17.385559280120418
1969	18.283435320672652
1970	19.0166064548592
1971	19.95053504465789
1972	20.540962194306836
1973	20.761785303130846
1974	19.353276692077642
1975	21.20047574631945
1976	22.38095653167139
1977	21.240405371514424
1978	22.317155594531155
1979	22.70593783453725
1980	21.919063778716765
1981	21.61266711334217
1982	22.17048744023432
1983	24.37922964702734
1984	24.582911988632592
1985	30.902886073403412
1986	33.91952718840368
1987	33.527704389350546
1988	33.524730412572985
1989	52.4930663737231
1990	36.54107025134254
1991	36.857161957240955
1992	42.76605376158295
1993	48.89067165576443
1994	44.75229167757559
1995	43.566889952937665
1996	44.891862632278716
1997	47.61984953349194
1998	45.07908080445296
1999	47.43736147523983
2000	46.96049807923271
2001	47.43004656362313
2002	51.07977956554581
2003	53.51237121473569
2004	52.40467424520513
2005	51.461981554881845
2006	52.806297590286924
2007	55.03035185571007
2008	56.56794954399025
2009	67.48747046805445
2010	68.65972428922996
2011	69.93654869249174
2012	74.63584120604853
2013	79.10857709535146
2014	83.789887817836
2015	93.19159411315125
2016	95.23458830091052
2017	95.32609663772973
2018	99.54029529018273
2019	103.57723507161548
2020	118.13443658434399
2021	116.43877540066512
2022	125.62442267944705
2023	130.6916028492015