Year	% (modeled ILO estimate)
1991	22.49378398496065
1992	22.38375516500634
1993	22.382522702084202
1994	22.441811485027188
1995	22.291657414478077
1996	22.523955069803847
1997	22.77141369743807
1998	22.958252084975
1999	22.712616519381303
2000	22.478895088836254
2001	22.51941476213217
2002	22.587462916332115
2003	22.43762725364584
2004	22.275211323435435
2005	22.084976412661774
2006	21.612707750318865
2007	21.09018624517935
2008	20.63990519404964
2009	20.264553776524146
2010	19.843813905574216
2011	19.10149854192307
2012	18.486252860006967
2013	18.2130313746086
2014	17.894521086717106
2015	17.62015398927785
2016	17.069282534128945
2017	16.78791342163394
2018	16.135594836661
2019	15.882094660438204
2020	15.481613309218709
2021	15.349716611925738
2022	15.672689604267692
2023	17.348630774601492