Year	% of GDP
1972	4.698962813053377
1973	13.299739044362457
1974	45.59879419018909
1975	39.78658174299498
1976	20.698573127229487
1977	17.600091577712274
1978	8.70126582278481
1979	1.691670163659253
1980	-2.022175862068959
1981	-50.84328709677419
1982	-49.237509375
1983	-39.45953235294118
1984	-14.45704358974359
1985	-20.998164864864865
1986	-13.054015384615383
1987	-92.1535
1988	-70.89203265306122
1989	-78.005475
1990	-105.82459787234042
1991	-84.26442075471698
1992	-79.09810714285715
1993	-65.65363218390804
1994	-51.25007282608696
1995	-68.02279462365591
1996	-64.1750875
1997	-60.58116666666666
1998	-55.11753949579832
1999	-67.3174825
2000	-72.57892015503876
2001	-79.3412119047619
2002	-87.21054492753623
2003	-71.35179189189189
2004	-76.82147042253521
2005	-95.40091342281879
2006	-73.70170805369128
2007	-65.1138509090909
2008	-66.02572228571428
2009	-68.26368444444444
2010	-62.54521166666668
2011	-67.04440789473685
2012	-70.542988
2013	-75.0364913875598
2014	-79.79283468468469
2015	-81.38614980392157
2016	-78.0858464028777
2017	-74.28911993127147
2018	-64.64147060702875
2019	-66.6598076923077
2020	-57.01570092592593
2021	-66.06983558441559
2022	-86.61710487179487
2023	-85.09356880952382