Year	% (modeled ILO estimate)
1991	63.27293728197491
1992	63.0796659130164
1993	62.97878104525404
1994	62.96841993987102
1995	62.97544710455008
1996	62.95419018746932
1997	62.90807165557581
1998	62.922360773975
1999	62.72628719265637
2000	62.52276029645565
2001	62.385823957584186
2002	62.22946472827058
2003	62.08413114507595
2004	62.0411480522334
2005	62.01468956747796
2006	61.899424444390014
2007	61.57181643646758
2008	61.286957352001195
2009	61.00822190894159
2010	60.876179461210725
2011	60.62795865105787
2012	60.252798223313135
2013	60.195068293038766
2014	60.07974966440548
2015	59.86816115606134
2016	59.77795131006308
2017	59.953298388602036
2018	59.96616214373193
2019	59.79205126911283
2020	58.64412469471058
2021	58.52347530470701
2022	58.986323501937925
2023	58.97008147285898