Year	% (modeled ILO estimate)
1991	54.579745826498474
1992	54.04934860724018
1993	53.41201606764391
1994	53.060644503989884
1995	52.596447020210434
1996	52.12757339954761
1997	51.95591466421083
1998	52.06136703371112
1999	52.053239746351316
2000	52.11875591274152
2001	51.469180234819646
2002	51.23684377598341
2003	50.540990413499976
2004	50.285474161924704
2005	50.00767025573671
2006	50.10529604586481
2007	49.67148299009136
2008	49.505876493553
2009	48.031318224835196
2010	47.20219346182642
2011	47.01437290913575
2012	46.84931020538399
2013	46.93532881902595
2014	46.87184348317493
2015	46.88660790812673
2016	47.09295653116904
2017	47.135011846787215
2018	47.260032870725524
2019	47.74311922168412
2020	46.1103018936593
2021	47.00385308404787
2022	48.26188068775775
2023	48.7512909833192