Year	% (modeled ILO estimate)
1991	57.10352478949912
1992	56.902912382518956
1993	56.66896999553062
1994	56.398419215889724
1995	56.27674974817708
1996	56.2426141772306
1997	56.21360212439625
1998	56.043472997551625
1999	55.75546491300048
2000	55.37758115800755
2001	55.25723630619882
2002	55.160891967881284
2003	55.03442204482577
2004	54.97515706478204
2005	54.888418699167374
2006	54.80906624346646
2007	54.40843591967788
2008	53.952023040858
2009	53.54140785400289
2010	52.92378670538087
2011	52.54391761207489
2012	52.09226778430306
2013	51.86692579966268
2014	51.38238520520774
2015	50.682311322090335
2016	50.418618064392845
2017	49.848273372081636
2018	49.61552178409607
2019	49.264837341762764
2020	48.256543968005985
2021	48.15056691092242
2022	48.58654221664664
2023	48.52053743872739