Year	% (modeled ILO estimate)
1991	42.668196408544205
1992	43.91352635793062
1993	44.46253440322517
1994	44.22975084923085
1995	45.616666666666674
1996	47.01696770662287
1997	48.432068961158784
1998	50.381365725878936
1999	49.68699017338847
2000	50.33194653447819
2001	50.98200397101414
2002	51.63473091759945
2003	52.29054942831125
2004	52.950774056460595
2005	53.61244624335948
2006	54.27808839527412
2007	54.946361704280946
2008	55.61600161939222
2009	56.29041033492338
2010	56.96689663902777
2011	57.64474851133916
2012	58.325514163264266
2013	59.008134414537885
2014	59.54044071459082
2015	60.714150907786966
2016	61.891381048387096
2017	61.41180327042123
2018	62.2103228104093
2019	62.78225858155847
2020	62.78668735988964
2021	64.22424097537652
2022	64.88379372407856
2023	65.09165920678784