Year	% of GNI
1990	-6.473341160929336
1991	-7.768279339191435
1994	-4.939269399243328
1995	-7.591572390803292
1996	-7.189794373789
1997	-5.184448627711728
1998	-3.1987930991975455
1999	-1.9785113038642577
2001	-1.0565468962221614
2005	-4.255005839861748
2006	-2.761745415463637
2007	-3.0702833305608674
2008	-2.4458134044738076
2009	-0.12383392919429825
2010	0.5275710901036479
2011	-0.5527545702475949
2012	0.4756572097947189
2013	2.39468190803763
2014	7.737206178069616
2015	6.980550970580122
2016	7.098209780909235
2017	8.564630490267113
2018	9.038106010598623
2019	9.909112726393763
2020	10.303049797581185