Year	% of GDP
1980	32.8482957558512
1981	34.47011114625853
1982	36.97628524225392
1983	40.88931959692923
1984	38.27144670858979
1985	45.51838742137208
1986	42.72626996567554
1987	37.14247687040985
1988	39.793172686037785
1989	36.622916849667206
1990	23.548820314400103
1991	34.38148567926519
1992	40.7900153935041
1993	42.92842545711515
1994	42.82589035552284
1995	42.31770753298898
1996	37.75735903242354
1997	32.678218915097865
1998	34.17130443979226
1999	40.034377519155925
2000	52.35387722698306
2001	62.23825386913971
2002	67.93486856596806
2003	66.51477899145878
2004	68.93443326828013
2005	61.710609846438025
2006	48.274697057500056
2007	40.224760126601836
2008	45.224168560361406
2009	49.774723215475966
2010	64.7404689066079
2011	69.25728728810257
2012	70.54604727238967
2013	64.55401515431262
2014	55.65970743762262
2015	57.042976478426525
2016	57.83899097371767
2017	54.31545926839597
2018	53.62879811636046
2019	45.84619659351884
2020	38.643445645409415
2021	44.11433037515739
2022	55.21823848127225