Year	% of GDP
1966	55.1428260230112
1967	54.932399934085375
1968	54.93016325844572
1969	54.43103483637775
1970	53.02762288746135
1971	52.41289463050043
1972	51.740740404729124
1973	49.292964937362726
1974	44.50105192181711
1975	44.683101922976746
1976	45.092617309903574
1977	44.85885022901739
1978	44.671015717279836
1979	47.01719429597072
1995	43.583515583002864
1996	47.57779893619969
1997	47.621535473864
1998	47.635880336728555
1999	46.30371159486545
2000	48.36959871955138
2001	50.926411085257584
2002	50.20287949227363
2003	49.90004786044012
2004	50.24457896594864
2005	51.41245152835384
2006	52.477418418469654
2007	48.04052526395907
2008	47.747530583246615
2009	47.01574560971603
2010	48.75411830932848
2011	49.13478803292082
2012	50.95486245557021
2013	51.5008530957731
2014	50.812440988182175
2015	50.768055059108754
2016	51.01073289089377
2017	51.04931523935278
2018	48.739397582560265
2019	49.803398923587984
2020	50.39299475970231
2021	49.54174577216937
2022	47.080821462723314
2023	54.94330783900312
