Year	% of GDP
1976	4.269738538973741
1977	3.5009371079334426
1978	4.054517231973805
1979	3.850496969474606
1980	4.032431232953508
1981	3.3194608369505265
1982	2.2083471228718228
1983	1.9066804644929978
1984	2.1740728490731063
1985	2.050622730653937
1986	2.9491520752144558
1987	4.214124000825107
1988	5.141835185266
1989	6.071991513998818
1990	6.76473102418608
1991	6.146461178500453
1992	7.6507401431351765
1993	16.738051217973617
1994	14.068483579739071
1995	18.10893324370791
1996	16.552322367650998
1997	11.574314802058677
1998	12.67617459290128
1999	10.98287963362475
2000	9.795282996937205
2001	11.536002680475178
2002	10.98873179915225
2003	11.001258185251443
2004	12.645232477733407
2005	13.462535176627405
2006	14.916357893039029
2007	15.047370924083825
2008	13.098033537686812
2009	12.165051899997918
2010	12.290727889434407
2011	13.008646955429068
2012	12.97666207821142
2013	12.465010717807129
2014	12.091603190199901
2015	12.67150990295794
2016	11.290160517997709
2017	10.949123391937386
2018	10.420956055430302
2019	9.94549580868557
2020	5.301735095688849
2021	6.687045764306678
2022	9.538634934364627
