Year	% of GDP
1965	30.022875816993466
1966	32.350638297872344
1967	41.72783687943262
1968	54.30838323353293
1969	47.61258012820513
1970	56.5915061295972
1971	55.79851362510322
1972	52.05184659090909
1973	56.89164785553047
1974	57.176821363754215
1975	67.01972929571002
1976	68.31664315937941
1977	68.64455388180765
1978	76.3946938262291
1979	78.08447837150128
1980	84.14902566743928
1981	81.70930553637994
1982	85.2608932791952
1983	90.55809918280534
1984	92.27501701837984
1985	95.35775905815488
1986	92.78071858960053
1987	105.13880264136091
1988	118.23152877085461
1989	133.48365285508143
1990	126.95599579877586
1991	137.23333333333335
1992	116.19230556171061
1993	112.86327360724951
1994	103.96773231129369
1995	101.5906208242306
1996	96.63073132991286
1997	99.44537013606369
1998	96.82036792755535
1999	108.56729487911669
2000	112.55050260889858
2001	114.69162594088344
2002	116.65646158375036
2003	127.85788592693015
2004	126.18336649816459
2005	138.87738639419197
2006	131.0183880697679
2007	129.62007369366845
2008	118.41673298552134
2009	135.84466026996378
2010	134.17897045528312
2011	126.64233006793451
2012	115.78012545273401
2013	121.35208968038114
2014	108.74845245006955
2015	111.67653168787224
2016	112.7136022149435
2017	108.01724916038238
2018	103.7899712425891
2019	106.33944409016362
2020	114.50291562599509
2021	115.68738537421177
2022	116.00296798233944
2023	113.38877747917002