Year	% (modeled ILO estimate)
1991	47.87630646068518
1992	48.11660016799665
1993	48.40848281952261
1994	48.7703723333775
1995	49.210582462129295
1996	49.555114839332134
1997	49.98045216172128
1998	50.44578035309604
1999	50.87927691761557
2000	51.23363613908939
2001	51.46287397943027
2002	51.6383369464658
2003	51.708160442600274
2004	51.68516007637179
2005	51.58770753556271
2006	51.758508352394806
2007	51.90156599552572
2008	52.018767577200464
2009	52.099715576376106
2010	52.16493118561738
2011	52.163958228625674
2012	52.11996873778819
2013	52.0840019535338
2014	52.11326603275667
2015	52.22888954163345
2016	52.435260780517915
2017	52.71183576919827
2018	53.05507623546718
2019	53.4424178667387
2020	53.39903315115262
2021	54.03325035053079
2022	53.44100225849064
2023	53.6019536019536