Year	% (modeled ILO estimate)
1991	46.297352435002544
1992	46.22094013519236
1993	45.97220171476255
1994	45.756376117089616
1995	45.61154564261645
1996	45.53966496757885
1997	45.36773289583023
1998	45.17175091788342
1999	45.00860740824007
2000	44.85141348120509
2001	44.80544828826944
2002	44.70874133976921
2003	44.559881366157384
2004	44.467942456476585
2005	44.324883679698225
2006	44.06994070513806
2007	43.740704658733996
2008	43.20772502073052
2009	42.60498297752344
2010	42.01628043452726
2011	41.485388112351856
2012	40.408285190827904
2013	39.558345010493305
2014	39.091658368956644
2015	38.90788553550416
2016	38.71746217355648
2017	38.135036834104596
2018	37.662491667410784
2019	37.330562349309396
2020	36.867498333362185
2021	36.75661342110457
2022	36.268568257730685
2023	36.372996545870336