Year	% of GDP
1980	103.22125577892697
1981	102.08093702785068
1982	108.26688262973126
1983	106.30805784970376
1984	105.63656158775498
1985	105.89622398657221
1986	104.06881142120832
1987	103.74394117155875
1988	106.58328300799091
1989	106.51483018876297
1990	112.22896916091084
1991	124.70301920277385
1992	192.56880774066136
1993	152.16777853770648
1994	134.70270629857518
1995	126.6949765675284
1996	121.65481712769808
1997	125.03137714140841
1998	125.20330883881428
1999	117.32742327443563
2000	123.2234980516721
2001	123.8241704218128
2002	126.6338817416715
2003	125.32571878808625
2004	122.6120034270717
2005	124.84639183847055
2006	123.84788509685069
2007	126.70632337953948
2008	129.25111411745982
2009	126.4866863181157
2010	119.57536714139935
2011	120.68718092238801
2012	117.14024644154348
2013	119.10736393311967
2014	117.91391559551496
2015	117.62444372090495
2016	117.45420274244998
2017	116.15896640969288
2018	114.30448784658847
2019	114.35977285232642
2020	115.46048190553752
2021	113.37284269346031