Year	% (modeled ILO estimate)
1991	79.325
1992	79.191
1993	79.181
1994	79.159
1995	79.556
1996	79.84
1997	80.144
1998	80.237
1999	80.213
2000	79.339
2001	78.946
2002	78.735
2003	78.463
2004	78.261
2005	78.036
2006	80.282
2007	79.406
2008	79.927
2009	79.579
2010	80.031
2011	80.477
2012	78.349
2013	78.2
2014	80.435
2015	77.453
2016	75.365
2017	75.522
2018	77.276
2019	77.887
2020	74.904
2021	74.994
2022	78.882
2023	79.287