Year	% (modeled ILO estimate)
1991	49.97814559692946
1992	48.52236123893326
1993	46.8546774451069
1994	45.718955884607574
1995	44.59666964409784
1996	43.43403610226508
1997	42.5918640303803
1998	42.945368032211206
1999	43.11051789053323
2000	43.225011628366104
2001	42.91159838473076
2002	42.4600264034119
2003	41.75157620522511
2004	41.44024198481701
2005	40.998393775778645
2006	40.87948953584567
2007	40.995764235933606
2008	41.117596158969214
2009	40.58369637167916
2010	39.93368123301437
2011	39.49297429534241
2012	39.203599763169635
2013	39.22014232632768
2014	38.7698811775168
2015	38.47811780009227
2016	38.496603226749656
2017	38.74865262774427
2018	38.8510674341681
2019	39.004364691036926
2020	37.45799117700852
2021	38.47819182115013
2022	39.595193298149134
2023	40.52818508529639