Year	% of GDP
1960	59.58865880321001
1961	62.74420448747421
1970	78.04164953026839
1971	81.76536343342325
1972	87.3730380953628
1982	89.41266544469408
1983	93.62132465908851
1984	95.51707365404292
1985	101.10909939067149
1986	111.26190193383269
1987	117.42939202757542
1988	122.01674022035228
1989	126.84317685837559
1993	133.88923745604464
1994	134.45692901615786
1995	137.3037031069108
1996	138.13473852798822
1997	141.35289824309967
1998	148.16325805398267
1999	157.23099178273668
2000	152.07242952853227
2001	136.11555711547422
2002	131.71173733548426
2003	136.09344914973255
2004	137.2640470157136
2005	140.37801631598066
2006	145.54304875589676
2007	148.0462013042299
2008	139.94782118720116
2009	145.0841320596336
2010	140.69868329794278
2011	136.044340661332
2012	136.56174815190056
2013	138.0795386774955
2014	137.0053186495001
2015	139.07793196731944
2016	141.22728488430576
2017	143.83367454351648
2018	138.7529912922378
2019	145.50284953492013
2020	162.22146560180428
2021	160.22106106271178
2022	145.84566830636896
2023	149.6724084116767