Year	% (modeled ILO estimate)
1991	60.996530455721754
1992	60.38071280574527
1993	59.35524199755191
1994	58.44749876237062
1995	57.407170848376126
1996	56.40512896886876
1997	55.585724849334866
1998	54.67313977509817
1999	54.107068984685675
2000	53.355491555730254
2001	52.615748653784465
2002	51.640595811058816
2003	50.96130913173859
2004	50.919153696089985
2005	50.2855242839455
2006	49.70269602554057
2007	49.15032977665173
2008	48.49116092329188
2009	47.267467396818056
2010	46.41691923465246
2011	45.59659957904101
2012	44.84255109115598
2013	44.077674618254164
2014	43.310963296103104
2015	42.301232330597486
2016	41.40740086370598
2017	40.70261966132006
2018	40.23701373680479
2019	40.15267387811895
2020	37.38622551769001
2021	38.5300414784915
2022	39.28223203231132
2023	39.21269574840333