Year	% (modeled ILO estimate)
1991	46.52398215340116
1992	44.628683851686965
1993	42.92457265740081
1994	41.80521881683258
1995	40.90642478975333
1996	39.71316378763396
1997	39.24195772743116
1998	39.74279139215342
1999	40.473644898231896
2000	40.65600682805015
2001	40.02114244842722
2002	40.04495147816548
2003	39.93941883989679
2004	39.688751817925024
2005	39.449043325129146
2006	39.42052692738826
2007	39.91497914429437
2008	39.935031460436974
2009	39.42203639209157
2010	38.57997161110557
2011	38.364539155690814
2012	37.85921394557334
2013	37.93489602908339
2014	37.21871705846624
2015	36.90924423196041
2016	37.00243841641495
2017	37.12689732099929
2018	36.97983786095707
2019	37.08815038459975
2020	35.774430512670264
2021	37.30323306690184
2022	38.82108516841125
2023	39.86805519044856