Year	% (modeled ILO estimate)
1991	56.56019873880896
1992	56.49557897581922
1993	56.24922878958969
1994	55.951230603794784
1995	55.85237394626349
1996	55.870049036375036
1997	55.83873647593669
1998	55.72198369452757
1999	55.56712779043312
2000	55.37244866136885
2001	55.253542174779795
2002	55.08982858299689
2003	54.90792677544557
2004	54.69881139286344
2005	54.43795457375439
2006	53.96225228978552
2007	53.488982783487046
2008	53.02960151195564
2009	52.60210054389964
2010	52.199200705918166
2011	51.79988927869086
2012	51.34157831068761
2013	51.11003219835822
2014	50.72654352243975
2015	50.35435322349431
2016	50.10170396235266
2017	49.815225023657945
2018	49.3132556793894
2019	48.75989135000329
2020	48.13152214960849
2021	47.85292038938947
2022	47.81816559014147
2023	47.77928109625863