Year	% (modeled ILO estimate)
1991	49.70220713051642
1992	49.34702907686493
1993	48.93943060172004
1994	48.56636650688512
1995	48.293505618378774
1996	48.18529822997867
1997	47.978082329488274
1998	47.69376261892026
1999	47.28306654709975
2000	46.95574713945607
2001	46.878684196663286
2002	46.83937149783536
2003	46.74029073072117
2004	46.70752022369982
2005	46.62395159783686
2006	46.56824257339352
2007	46.368803243666704
2008	46.07252880757331
2009	45.622716827857055
2010	44.869673083001835
2011	44.88946983967297
2012	44.325317463651885
2013	43.902719948114516
2014	43.4823920951005
2015	43.28085827803123
2016	43.22529662974067
2017	42.777224678692725
2018	42.45064074492562
2019	42.0870239827931
2020	41.47402048988606
2021	41.531283474074115
2022	41.76699399540907
2023	41.91110559228216