Year	% (modeled ILO estimate)
1991	69.86553215116263
1992	69.11097617937803
1993	68.1198701545477
1994	67.61610733892103
1995	66.66811795428202
1996	65.73306245534273
1997	64.58462044570052
1998	63.536883730672876
1999	62.62793610530048
2000	61.67826706836992
2001	61.18327439280046
2002	60.367050873856535
2003	59.52570095378872
2004	59.050230898134146
2005	58.04387453023749
2006	57.33296076859296
2007	56.73132495573808
2008	55.814880888191745
2009	54.90607150428519
2010	53.840722910542894
2011	53.1005808590654
2012	52.48496035657437
2013	51.73713390977139
2014	51.04612498375679
2015	50.478911039505874
2016	49.7638949114137
2017	48.96601050030387
2018	48.629660642440555
2019	48.34327098455074
2020	45.751480103146015
2021	46.17131486365837
2022	46.21920647697933
2023	46.44931335016299