Year	% of GDP
1975	-8.984591381462433
1976	-11.088862418297515
1977	-15.297106728994045
1978	-9.72025213117193
1979	-10.183864425930429
1980	-12.71582264794956
1981	-13.308970000384173
1982	-24.94339282990738
1983	-18.282398121531635
1984	-10.303153016873882
1985	-11.491597119757854
1986	-16.37119500060745
1987	-10.948454252670786
1988	-6.776081217151722
1989	-1.2811952555726875
1990	-0.6388363247290163
1991	-1.4000794032772281
1992	-5.46477221371503
1993	-9.419680801032463
1994	-3.591606317840226
1995	1.0569562365562792
1996	4.281390030615221
1997	2.30835544807712
1998	3.8008249736602946
2012	-18.223160371794958
2013	-17.46845562718602
2014	-22.345237542252413
2015	-15.501346456591783
2016	-11.045685208129703
2017	-10.426272362779624
2018	-13.017727418785652
2019	-10.52731036162448
2020	-6.974849987715055
2021	-8.759650933998591
2022	-14.61504193188992