Year	% (modeled ILO estimate)
1991	82.15482945281418
1992	82.02594669506858
1993	81.56796430884363
1994	81.68101239881136
1995	81.69777984742443
1996	81.4564893523793
1997	81.82706254995412
1998	82.08689138576779
1999	82.3278844823079
2000	82.89473684210527
2001	83.29163191548513
2002	83.51558309993446
2003	83.46818514899851
2004	83.916052756654
2005	84.424978724653
2006	84.76097075441318
2007	85.13407398790135
2008	84.82305727836555
2009	82.82955317518828
2010	82.28590132714395
2011	79.54522383514364
2012	75.26960678444415
2013	72.96651077459812
2014	71.67031474073515
2015	70.628505681001
2016	70.03643905460098
2017	69.20219752284379
2018	68.799987904628
2019	68.04401171534869
2020	68.04384485666105
2021	67.34129362408372
2022	68.08401407281018
2023	68.12793524712704