Year	% (modeled ILO estimate)
1991	78.005
1992	77.31
1993	77.247
1994	77.04
1995	77.004
1996	77.11
1997	77.25
1998	77.398
1999	77.405
2000	77.209
2001	77.259
2002	77.221
2003	77.343
2004	77.28
2005	77.247
2006	77.321
2007	77.34
2008	77.375
2009	77.337
2010	77.342
2011	77.375
2012	77.425
2013	77.468
2014	77.504
2015	77.534
2016	77.337
2017	77.098
2018	76.84
2019	76.603
2020	75.53
2021	75.284
2022	76.798
2023	76.989