Year	% (modeled ILO estimate)
1991	61.04928142723564
1992	60.93467256588617
1993	60.753310933500956
1994	60.70645603558708
1995	60.58486610481367
1996	60.64417520342545
1997	60.711737124049634
1998	60.653379596157635
1999	60.53215071581574
2000	60.43007664884689
2001	60.340251439382826
2002	60.27262895540705
2003	60.21709587190933
2004	60.22239548087664
2005	60.1502425879985
2006	60.03428009437218
2007	59.8292049663288
2008	59.593963565934764
2009	59.41839530500361
2010	59.34467276330304
2011	59.13654263720024
2012	58.69638194922558
2013	58.72431128206033
2014	58.636836465423826
2015	58.48839422655889
2016	58.4436241366179
2017	58.391167648156284
2018	58.251422227745
2019	58.12796322718859
2020	57.10419287028134
2021	57.206054067981526
2022	57.75862173038615
2023	57.78738828893245