Year	% (modeled ILO estimate)
1991	63.764529240014724
1992	63.67222491369961
1993	63.47108423983912
1994	63.389548025699234
1995	63.4458472901646
1996	63.49774758026566
1997	63.48861463242292
1998	63.408271686958614
1999	63.2833655472596
2000	63.1873669863496
2001	63.17283569309177
2002	63.170986958004036
2003	63.132782056079286
2004	63.16321557304891
2005	63.135532700531755
2006	63.04267532839836
2007	62.96049423961305
2008	62.76284778171724
2009	62.473613972069025
2010	62.098741452845005
2011	61.84809937175515
2012	61.550364429727054
2013	61.41264997848691
2014	61.220095702469735
2015	61.0237969229374
2016	60.88282252572473
2017	60.390298210572944
2018	60.21297605963054
2019	60.01034414635487
2020	58.95177247099998
2021	59.2101067775492
2022	59.84702442255208
2023	59.86894887806472