Year	% of GDP
1976	147.4083215796897
1977	149.7827346465817
1978	146.38501194517792
1979	152.01017811704835
1980	144.90514207228088
1981	154.90818721524232
1982	153.65129386097814
1983	145.53901264972572
1984	140.4670890715819
1985	136.59799045975845
1986	125.2354385181879
1987	124.64687103686536
1988	121.23340143003065
1989	118.3426097711812
1990	129.77436528919634
1991	122.4814063556457
1992	131.98814535785507
1993	130.61734115950983
1994	123.28047185183486
1995	121.13814240566738
1996	125.2952194804137
1997	122.274346446577
1998	119.48554315661877
1999	117.8668466503989
2000	126.67411272442362
2001	125.01846410107326
2002	119.19634972034147
2003	120.96365874915269
2004	130.2401463372431
2005	141.4963699919333
2006	133.99872604305224
2007	137.52524461516902
2008	128.81726238379844
2009	122.00167467459906
2010	120.22838721887427
2011	125.59782822616457
2012	127.40567025043941
2013	128.85765351897143
2014	125.67165177596982
2015	122.26983134045153
2016	119.92425583013198
2017	120.65538104669626
2018	117.71062839682737
2019	112.47903281957147
2020	117.82215336237101
2021	119.87442339582456