Year	% (modeled ILO estimate)
1991	58.95484916081199
1992	58.404235532313855
1993	56.845920490139044
1994	55.55878276789606
1995	54.598631882238976
1996	53.5818446397333
1997	52.492218218544465
1998	51.541503029926744
1999	52.12996151208956
2000	52.15446347374311
2001	51.8321011959483
2002	51.58473887497559
2003	51.24960933745576
2004	51.16706523855944
2005	51.48207951565131
2006	51.82168447699057
2007	52.7307890594129
2008	53.14921122905462
2009	52.38315232688635
2010	52.815347812865305
2011	53.34750074418011
2012	53.64436356232496
2013	53.66220007173138
2014	53.742517287400005
2015	53.830910378815254
2016	54.08214500907731
2017	54.37276276361279
2018	54.664368473229246
2019	54.45627250445823
2020	53.175845071465915
2021	53.90936799102072
2022	55.42513177731855
2023	55.36342308831216