Year	% of GDP
1980	2.9908704385592637
1981	5.90435449419349
1982	5.821207212443688
1983	6.652461070867188
1984	6.6680609663371015
1985	6.153172293370234
1986	5.340542705132833
1987	5.913717286277608
1988	5.530881570721584
1989	7.759389444820873
1990	8.029016207514374
1991	8.855504461793256
1992	9.165066141187435
1993	9.215876141603289
1994	9.508231657654736
1995	10.755804266418933
1996	11.70705453375943
1997	10.220479028215982
1998	9.553335402320956
1999	9.055413569344882
2000	7.609592116657144
2001	7.818625749089719
2002	6.931635704229662
2003	6.679683257562005
2004	6.706622658826521
2005	6.594809018536265
2006	7.058428397950328
2007	7.5602239220298575
2008	7.799965192954092
2009	7.577621438205035
2010	8.04407344257165
2011	7.579260530293243
2012	8.097127508158765
2013	7.621611127177727
2014	7.52332155263061
2015	7.42327287324034
2016	6.91279643285011
2017	6.909396476814392
2018	8.747056649076267
2019	6.131167054300297
2020	4.929171646370162
2021	7.224183191807207
2022	8.727092383273211