Year	% (modeled ILO estimate)
1991	60.83196054901793
1992	60.186555755074934
1993	59.23798313307743
1994	58.45821205728299
1995	57.603186954597575
1996	56.86997989649503
1997	56.34003344621004
1998	55.604989412634545
1999	55.04437092487797
2000	54.43816283148328
2001	53.86791445067434
2002	53.120944884039
2003	52.61300564863469
2004	52.480148686885705
2005	51.835363299304966
2006	51.28919482423139
2007	50.60215536716964
2008	49.778741066207175
2009	48.75736519075201
2010	47.99482872060273
2011	47.13068091625245
2012	46.238930309066745
2013	45.59656541512279
2014	44.83092328938411
2015	43.89534894362799
2016	43.16071090503111
2017	42.575175112942325
2018	42.18690948277318
2019	41.93380541223634
2020	39.911940529933055
2021	40.77910999008697
2022	41.47549166810138
2023	41.45615404026892