Year	% (modeled ILO estimate)
1991	50.63223810486708
1992	50.57675078303204
1993	50.52258494044483
1994	50.53527638654345
1995	50.74179165156834
1996	51.131551716257746
1997	51.500772694180185
1998	51.829972244781025
1999	52.11203484191871
2000	52.39730423951409
2001	51.938003473115835
2002	51.46782302041252
2003	51.02886619065396
2004	50.60734887153036
2005	50.1449644320922
2006	50.18609141835429
2007	50.20077480373911
2008	50.203614223458786
2009	50.23680903287156
2010	50.39284513377608
2011	49.90031153533583
2012	49.31548741916985
2013	49.240979353245855
2014	49.109602020502265
2015	48.96706639182572
2016	48.778516828592984
2017	48.65569401427382
2018	48.29114414936207
2019	48.47769732004103
2020	47.14953543913575
2021	48.379965954562
2022	49.83893428082699
2023	52.01740597258472