Year	% of GDP
1972	-1.4943767257054348
1973	-0.6961059815335207
1974	-0.6018687253570126
1975	2.219633709915094
1976	2.455487834141191
1977	1.1188840264856605
1978	1.5854099640198749
1979	1.1656322894122997
1980	0.7815053635634268
1981	-0.033342522217409
1982	-0.4563935470296889
1983	1.7632462568369482
1984	2.925039544003819
1985	2.4059534172700054
1986	1.8777384644282338
1987	0.7626949953379221
1988	-0.8330971248290057
1989	-2.1978141334600503
1990	-1.9575235671308022
1991	-0.4685532395424262
1992	2.2470237743667765
1993	3.2522100486019347
1994	2.9223485944394794
1995	2.3477047309043533
1996	0.9149874567318689
1997	-0.37042027071937345
1998	-2.7778154911411312
1999	-0.8361115265669251
2000	-1.2983759737065286
2005	0.07531536282122488
2006	0.8632582521746525
2007	0.7117388705289053
2008	0.1826845559069843
2009	4.374045238738871
2010	4.220469326063474
2011	3.731079737017773
2012	3.5424545524808573
2013	2.6257199444532975
2014	3.8242289936519147
2015	3.528272029927379
2016	3.658489537872468
2017	4.758215687589591
2018	1.7124706157889715
2019	0.8961858257411892
2020	8.992954744487298
2021	6.458132769336604
2022	3.4713814079334964