Year	% (modeled ILO estimate)
1991	44.03012666066385
1992	43.86742285959543
1993	43.624049983618036
1994	43.52895695204097
1995	43.49079708592952
1996	43.67730641794426
1997	43.85932124515578
1998	43.91157260404389
1999	43.97275258855159
2000	44.005444544186375
2001	43.78432260073572
2002	43.57452199116208
2003	43.2125258982175
2004	42.85540095231767
2005	42.41758251375342
2006	41.47717754651108
2007	40.44181784613014
2008	39.47881710973744
2009	38.63832340473528
2010	37.83158043689591
2011	36.66113765728143
2012	35.76037700919431
2013	35.40216447918946
2014	34.74482702731012
2015	34.26293986262655
2016	33.60661533566816
2017	33.23056042629437
2018	32.561306767470455
2019	31.933759397453883
2020	31.547297098679344
2021	31.66930120691171
2022	31.939561482198933
2023	32.88534186422453