Year	% of GDP
1980	1.9447099577488818
1981	1.0164882026290485
1982	0.3768798471103961
1983	1.006234189568125
1984	1.0528622501444231
1985	1.253815807171988
1986	1.6336930738279694
1987	1.176916842452632
1988	1.0229852299309177
1989	1.0672272649784813
1990	1.1951927415963717
1991	0.9864528661743338
1992	1.0459520599338128
1993	1.266697842175515
1994	1.3227060386487755
1995	1.2278710296528565
1996	1.3455409428632739
1997	1.3723125245292174
1998	1.042151086001234
1999	1.0604162692115169
2000	1.4029529976819313
2001	1.407051929680787
2002	1.1432564403926124
2003	1.1652259893704073
2004	1.1238869259978115
2005	1.1079617744528227
2006	1.0182859262360624
2007	0.868271584142876
2008	0.8869478212878324
2009	0.9713877139879732
2010	0.9736446312612381
2011	1.0584228100836934
2012	1.042265961468854
2013	1.0414571466439666
2014	1.178957826973373
2015	1.651320395016404
2016	1.1002894776599041
2017	1.0677192547926035
2018	1.4962363104147918
2019	1.4895179873884812
2020	1.5197907642612236
2021	2.08287950294038