Year	% (modeled ILO estimate)
1991	36.295097229794045
1992	36.318202247018384
1993	36.825572709507476
1994	37.1102993044836
1995	38.35660879663681
1996	38.08390224244714
1997	38.42341643639167
1998	38.360764473986734
1999	38.71840242810965
2000	39.336492615561106
2001	39.768877051634874
2002	39.53324516362056
2003	39.65786662898241
2004	40.53118119896662
2005	40.97711842539246
2006	41.84920240495292
2007	42.2494789656376
2008	42.6936573200656
2009	42.29638012994062
2010	42.57316589354963
2011	42.618611986490166
2012	43.021832523755215
2013	43.11992470753831
2014	43.221704287203075
2015	44.279680372011356
2016	44.68309153525359
2017	45.098465977447304
2018	45.23602700226231
2019	44.73385504322192
2020	41.83632476491321
2021	43.05745539175788
2022	44.064388035259746
2023	44.851443265157876