Year	% of GNI
1993	25.67261663286004
1994	20.137398694281856
1995	20.87204885003008
1996	20.14876644137342
1997	23.061770133770136
1998	22.878133397928213
1999	22.780846575170607
2000	24.5134641329949
2001	21.79387121000162
2002	20.67842919529562
2003	22.845148251824682
2004	26.920525576094313
2005	27.90438263840142
2006	29.650324499093074
2007	29.401264356042887
2008	30.902842774577213
2009	26.6229660262284
2010	27.41214300096845
2011	33.08774488220757
2012	31.95174107486911
2013	29.47204745122011
2014	28.318630479005144
2015	30.18804762645327
2016	27.710028219559643
2017	29.110313099355448
2018	30.251683596198184
2019	28.673011711059054
2020	28.63473741495403
2021	30.79330547581538
2022	27.659604161279834
2023	26.06651005970912