Year	% (modeled ILO estimate)
1991	41.80115643935695
1992	41.66495246503195
1993	41.33306582733228
1994	41.17303255840762
1995	40.993797634156095
1996	40.95407968430314
1997	40.72702814554832
1998	40.5018645669859
1999	40.36584066211865
2000	39.92757097777772
2001	39.763385896154375
2002	39.57226094516386
2003	39.195419567600304
2004	38.86386594742958
2005	38.411324322348506
2006	37.74631207141073
2007	36.95396996801141
2008	36.20864891011421
2009	35.510739862731576
2010	34.816809242706185
2011	33.80316807023943
2012	32.60292231762492
2013	32.16859359474455
2014	31.65185291507126
2015	30.88868045121147
2016	30.229932867931268
2017	29.485825948271557
2018	28.822398132410456
2019	28.79493966541316
2020	27.781010944018973
2021	28.259781811147096
2022	29.062072769870422
2023	29.718075265133294