Year	% (modeled ILO estimate)
1991	66.24477832732452
1992	65.3972837336736
1993	64.3295987524753
1994	63.7772621436533
1995	62.77237856668314
1996	61.56134421336873
1997	60.60813118331242
1998	59.77811797383626
1999	59.05445904423537
2000	58.075362331452816
2001	57.3076728596602
2002	56.6875885645569
2003	55.991781140189566
2004	55.63439518635029
2005	54.93691460331894
2006	54.224705224991
2007	53.62392973754608
2008	52.69218411146281
2009	51.868061720483205
2010	50.78023353522676
2011	50.053702327446494
2012	49.70978931525029
2013	48.75382805218122
2014	47.9621413498421
2015	47.55878914689966
2016	47.20607283523757
2017	46.96542738760143
2018	46.748683341615845
2019	46.63213197002559
2020	43.476847734240906
2021	44.87779795370148
2022	45.12876046165268
2023	45.02798946924589