Year	% (modeled ILO estimate)
1991	45.839101962112686
1992	45.197857238065424
1993	43.3152977998774
1994	42.83168929611878
1995	42.046430251623505
1996	40.9882370430881
1997	39.79392813662982
1998	39.356676945547726
1999	40.127310178736955
2000	39.524692078061406
2001	38.644164963955724
2002	38.48016301120609
2003	37.62236095473004
2004	37.206710174094454
2005	37.023227234113534
2006	36.85365497140278
2007	36.773532979098015
2008	37.06387294596767
2009	37.09216496842028
2010	36.54613107103784
2011	36.31332893494587
2012	35.744586167716356
2013	35.94443167696845
2014	35.633089272137106
2015	35.81424518689496
2016	35.89770631667618
2017	35.796211476630184
2018	35.553350460479656
2019	35.68048155775658
2020	33.88723319973847
2021	34.484487803144845
2022	35.33084629349205
2023	35.68946730003082