Year	% (modeled ILO estimate)
1991	56.245220243727296
1992	55.91549315794367
1993	55.46466291391351
1994	54.94342901171015
1995	54.455112461678844
1996	54.20584069430489
1997	53.91399803096926
1998	53.58242606179341
1999	53.20414087765759
2000	52.845366138183756
2001	52.66466177943524
2002	52.479348810781495
2003	52.26129109862918
2004	52.06771914831751
2005	51.87225853806298
2006	51.69671200622986
2007	51.41975511527566
2008	51.08755914040076
2009	50.57210117573409
2010	49.93063117763412
2011	49.82978311236097
2012	49.072150224049956
2013	48.39150372575874
2014	47.92941953854923
2015	47.801121853080495
2016	47.73463239006472
2017	47.28763740642752
2018	46.86780265034921
2019	46.54811649818295
2020	46.087266378519786
2021	45.92969322266529
2022	45.8359495033842
2023	46.01356151482278