Year	% (modeled ILO estimate)
1991	64.13818439871464
1992	63.921400189571024
1993	63.450211212974835
1994	63.206155005631985
1995	63.268714156623474
1996	63.40978742871
1997	63.52899688074749
1998	63.45786087593954
1999	63.808133934028085
2000	64.09521512671411
2001	63.63324188212573
2002	63.16022361488191
2003	62.59956299387954
2004	62.06174812151807
2005	61.39717619626648
2006	60.025014370298514
2007	58.51068959706726
2008	57.065116543413644
2009	55.78066373127719
2010	54.59285489442873
2011	52.99834134598939
2012	51.806956634742576
2013	51.3438837492123
2014	50.34579390596692
2015	49.653575068411975
2016	48.89243012762494
2017	48.4210524596717
2018	47.729871194665854
2019	46.752881619563944
2020	46.375496977114295
2021	46.72667169263809
2022	46.94502350329364
2023	47.218497918869026