Year	% (modeled ILO estimate)
1991	53.1915607848403
1992	52.7944128612156
1993	52.272920673281476
1994	51.939784946236564
1995	51.83033928664591
1996	52.0406378960621
1997	52.18666572994239
1998	52.27881093265708
1999	52.33557449662061
2000	52.32704180007429
2001	52.30251505490613
2002	52.903933220147145
2003	53.4710685376975
2004	53.96404518216047
2005	54.43474264705882
2006	54.89898276349251
2007	53.659673659673665
2008	55.58353892543859
2009	56.83893731838937
2010	58.512101210121
2011	59.25977532003832
2012	58.74369176182849
2013	59.24673649720271
2014	61.54619518114058
2015	61.26355101405674
2016	59.942199514888785
2017	61.52522935779816
2018	60.48849827517465
2019	64.13630287985835
2020	61.98829402651058
2021	65.42626956349469
2022	66.58406026962727
2023	67.67406912673233