Year	% (modeled ILO estimate)
1991	40.653590291949534
1992	40.01309075419903
1993	39.369063087888534
1994	39.31748755540234
1995	39.245906242239315
1996	39.22096635400433
1997	39.31385810317534
1998	39.396683141693586
1999	39.433345275135345
2000	39.53306662436619
2001	39.27511065848055
2002	39.99740582698451
2003	40.46575013493558
2004	40.40908757634438
2005	40.78900605224957
2006	41.60425503729896
2007	42.09332301004097
2008	42.456607217811026
2009	42.02756853183644
2010	42.084101984839336
2011	42.15198064786841
2012	42.48040091100736
2013	42.4499882712431
2014	42.69928311733775
2015	43.19945428633635
2016	43.24237139234702
2017	43.74668808662575
2018	44.18090064294856
2019	44.81724321188295
2020	43.44738014634222
2021	44.07097293062421
2022	45.289739319392424
2023	45.81490224144159