Year	% of GDP
1972	0.21306803190152424
1973	0.580458150078657
1974	0.28519604402578685
1975	0.4588213101501786
1976	0.15867403015711493
1977	0
1978	0
1979	0
1980	0.0782435325190228
1981	-0.15930511660437072
1982	0.07277328752486702
1983	0.09728173013907096
1984	0.05395123896453039
1985	-0.014984344653566113
1986	0.06166813402528187
1987	0.017161008305861432
1988	-0.0017642029397165213
1989	0.395725834848581
1990	-0.7567900046808245
1991	0.3148858054581793
1992	-0.06400438773457184
1993	-0.9459645700080556
1994	-0.37106276900318624
1995	-0.40574737401701905
1996	-0.6250508999104166
1997	0.13566917115994784
1998	0.02595967770687012
1999	0.05537960991987263
2000	0.1016886992181639
2001	0.3519883384255415
2002	0.14424490399793818
2003	-0.03596773970423453
2004	0.15943838139143943
2005	1.296271399121626
2006	-0.9170616557693356
2007	0.2810913636312101
2008	0.05657047997108421
2009	0.29503110224767787
2010	0.10485335557470249
2011	0.10447403669678679
2012	0.01710555581151062
2013	0.045473400727905476
2014	0.22628389151217862
2015	0.0025550445381311133
2016	0.008120404757832706
2017	0.015909558156196636
2018	-0.017536275921948515
2019	0.09747760863373117
2020	0.060269558986687614
2021	0.03437761044521532
2022	-0.032422510612155404