Year	% of GDP
1962	1.3153514053882567
1963	1.3140099948984376
1964	1.4423164937960395
1965	1.4686357299660724
1966	1.3676132040938271
1968	5.396751406305046
1969	6.267625199046568
1970	3.9404573740249624
1971	3.1040106050187903
1972	3.794303215822447
1973	3.748898891604802
1974	3.3300556025326435
1975	5.561631548223566
1976	4.302304962691072
1977	4.271965534355782
1978	3.7889221108242954
1979	3.201144083469337
1980	2.4889622765313333
1981	2.49668625560977
1982	2.1065037212237385
1983	2.0931064251895672
1984	1.600645296220288
1985	1.549023085201138
1986	1.5195478056619283
1987	1.2357740029494895
1988	1.2905648925841906
1989	1.133921507275406
1990	1.153105446801146
1991	1.1375328087727148
1992	1.109824245028901
1993	1.2496784632264006
1994	0.9617578111627736
1995	0.641819991648552
1996	0.5384958783273361
1997	0.5608931361966134
1998	0.6463777774528321
1999	1.0022780065032737
2000	0.8406030050409397
2001	1.0471334849743859
2002	1.1214860885716744
2003	0.9182679372155708
2004	0.8497503149702977
2005	0.6816296800861562
2006	0.6470360239340309
2007	0.7027784084995365
2008	0.8281970264585103
2009	0.9210676168465963
2010	0.8328501462336497
2011	0.8059880286094794
2012	0.7146367370615776
2013	0.7676524455450551
2014	0.7313625283199204
2015	0.6772589372519355
2016	0.8264733185657214
2017	0.8221443543779389
2018	0.8470218063274997
2019	0.8010303460832119
2020	0.9496896005651078
2021	1.1649514123788
2022	0.9733495817749067