Year	% (modeled ILO estimate)
1991	77.44663236946366
1992	77.50874488646471
1993	77.604841682223
1994	77.72823196976381
1995	79.4117293811028
1996	81.12997495129419
1997	82.01376831829828
1998	80.69488143187688
1999	79.95525561158905
2000	80.54949955405807
2001	79.86155354079882
2002	80.04347185381667
2003	80.22598870056498
2004	79.6116504854369
2005	81.34010625636495
2006	80.11641930640675
2007	80.74153891365037
2008	80.68395155649901
2009	79.52236897119948
2010	79.61691859520148
2011	81.26795467715488
2012	80.42343030273173
2013	78.60986263214535
2014	78.19334832945721
2015	78.40352092796469
2016	78.27766505384736
2017	77.96007297641393
2018	77.94340510033445
2019	78.15918421401139
2020	78.47051027170312
2021	78.74152823920267
2022	78.79614259742313
2023	78.2999272342396