Year	% (modeled ILO estimate)
1991	56.019550761337534
1992	55.777341805377276
1993	55.5307831271815
1994	55.260390402400105
1995	55.22204883573226
1996	55.30204604352472
1997	55.40230612181236
1998	55.33883086523602
1999	55.08031276433083
2000	54.72404380449097
2001	54.63640233913813
2002	54.60605149026909
2003	54.59569572578803
2004	54.57358463812973
2005	54.51062230986169
2006	54.23069512814359
2007	53.86256785996555
2008	53.364393684828194
2009	53.32881918194988
2010	52.76729273365927
2011	52.317953261671356
2012	51.607420265166176
2013	51.36955800828561
2014	50.87769594561703
2015	50.01039944178046
2016	49.58279800037672
2017	49.124902864060324
2018	48.715812967290724
2019	48.17896738534291
2020	47.048110948821176
2021	46.95971482795563
2022	47.65039911251336
2023	47.49851106854805