Year	% (modeled ILO estimate)
1991	56.88485823822801
1992	56.84400764460765
1993	56.68188052783271
1994	56.59416195401665
1995	56.85508816072362
1996	56.82536369023245
1997	56.769379966669035
1998	56.612592388452185
1999	56.55798860435688
2000	56.541689880098936
2001	56.480273505027185
2002	56.332205605182764
2003	56.17779870925481
2004	56.17137396096379
2005	56.134970587195276
2006	55.61743434178302
2007	55.15854249792097
2008	54.800551492813206
2009	54.37332677037979
2010	54.00371940449526
2011	53.79733949286242
2012	53.45344901463282
2013	53.56416662111545
2014	53.63406721612364
2015	53.703007282887874
2016	53.641124671246345
2017	53.562614518583025
2018	53.39663786273685
2019	53.14540713379831
2020	52.0306998711127
2021	52.151563373993696
2022	52.1043319009639
2023	52.04178890536774