Year	% (modeled ILO estimate)
1991	47.35262183087555
1992	47.117949539338426
1993	46.82882255580912
1994	46.582696868392226
1995	46.41421537775514
1996	46.331164994486286
1997	46.14343605802101
1998	45.878828005829554
1999	45.52337835338374
2000	45.2742540114435
2001	45.20519728477302
2002	45.1497494500773
2003	45.03523666871187
2004	45.02648608145148
2005	44.97090131351739
2006	44.86412634567849
2007	44.6414879126811
2008	44.309957369899045
2009	43.78688716256147
2010	42.99419534475014
2011	42.9239923129251
2012	42.2777728125671
2013	41.84678179310147
2014	41.44569853800624
2015	41.23463461675402
2016	41.0883826868059
2017	40.67749604107027
2018	40.28776219338602
2019	39.932629990934224
2020	39.17312252173514
2021	39.19216265599719
2022	39.45475190397686
2023	39.57050750960348