Year	% (modeled ILO estimate)
1991	36.251154452110605
1992	37.096069868995635
1993	38.06573904921501
1994	38.61265766823702
1995	39.050644324534275
1996	39.87940592133598
1997	40.960080566201356
1998	41.278514439824704
1999	41.98927849050199
2000	41.977981020098056
2001	40.59876534529551
2002	43.3113135587122
2003	42.77002479672453
2004	39.704964209487024
2005	43.571132310244714
2006	44.00533847408616
2007	47.12899705499828
2008	49.3375624117888
2009	50.225671678204385
2010	50.99065307480565
2011	52.77489118812031
2012	58.01011036388202
2013	60.376963976342665
2014	62.263341616376756
2015	63.15090917134894
2016	65.21981079577073
2017	66.85372891924422
2018	69.3909548311692
2019	71.12246486547689
2020	73.59345357759719
2021	74.33847272117306
2022	77.76721160166137
2023	78.12705817782657