Year	+ (-) (% of GDP)
1990	-2.4639447866159085
1991	-1.5768819318907772
1992	-1.7403387670853037
1993	-2.141102718393445
1994	-1.2670123303681038
1995	-1.1720892308578577
1996	-1.8130610559347207
1997	-2.4287472607249234
1998	-2.9553680771270865
2009	-4.185937888289383
2010	-2.475999246508404
2011	-1.3867018580525527
2012	-1.5155271639786183
2013	-2.20089609344962
2014	-2.822845895248111
2015	-3.7616645479143207
2016	-3.339343096862418
2017	-3.158696580135281
2018	-2.898091717165826