Year	% (modeled ILO estimate)
1991	53.908635210961066
1992	53.85196924132429
1993	53.58283419901981
1994	53.37213268285588
1995	53.2796963878973
1996	53.255862538227426
1997	53.1231756951216
1998	52.95852717598346
1999	52.811500549110065
2000	52.604768580720226
2001	52.55885409755868
2002	52.458732369533244
2003	52.28093516070336
2004	52.18152684511488
2005	52.03269194314184
2006	51.659842215859015
2007	51.11974179475076
2008	50.53894133569791
2009	49.9034977829433
2010	49.292694459862766
2011	48.757851370537004
2012	47.993007039478506
2013	47.736128806802974
2014	47.29184058893293
2015	46.96690870418195
2016	46.770426032175976
2017	46.38713640127632
2018	45.94582699379884
2019	45.45467407807126
2020	45.075885443657505
2021	44.642497297025734
2022	44.02681577176752
2023	44.09891545390143