Year	% of GDP
1981	1.4843405462534676
1982	1.5108029360614381
1983	1.4469084642503613
1984	1.361974091526843
1985	1.26947158537373
1986	1.2861953483031336
1987	1.3888872838410438
1988	1.2656702969893472
1989	1.074837629802716
1990	1.1139806402973746
1991	1.139838832971845
1992	1.253264553100623
1993	1.1878753184033783
1994	1.1655880464749058
1995	1.1380768138185329
1996	1.0708798980740968
1997	1.1989453312840577
1998	1.1718574112071973
1999	1.3321624217189205
2000	1.3385433389040802
2001	1.463719739409608
2002	1.7021994289442657
2003	1.8901521578036866
2004	1.8305101295470365
2005	1.9038497355465993
2006	1.9066260283516279
2007	1.885164364595922
2008	1.8513125238831116
2009	1.7827729469179316
2010	1.6234690218973926
2011	1.5535397093524597
2012	1.5713819236542046
2013	1.5360519854421826
2014	1.577363791256609
2015	1.630055763072076
2016	1.572856310311879
2017	1.5783011529816895
2018	1.6004785651372262
2019	1.625488080728643
2020	1.6896760865775688
2021	1.634015839414233
2022	1.7208796975290015
2023	1.7993369546191043