Year	% (modeled ILO estimate)
1991	57.94987625521688
1992	57.88448938844049
1993	57.462790939414376
1994	57.358205386897616
1995	57.072603746935116
1996	56.70980869889983
1997	56.568400579125544
1998	56.39322460870686
1999	56.12889619681421
2000	55.97767220020765
2001	55.43208393480744
2002	54.86495731570841
2003	54.449813968192785
2004	54.135486321567576
2005	53.82603614756106
2006	53.5978173638533
2007	53.55807382282616
2008	53.16949042794194
2009	52.72525717293624
2010	52.30142945440123
2011	52.41176236884479
2012	52.502243116625436
2013	52.16789916335655
2014	51.93618597589809
2015	51.84357405653277
2016	51.65716804837349
2017	51.599476051933436
2018	51.59025034612345
2019	51.54701932760111
2020	49.41396787854125
2021	50.65253003105677
2022	51.09480263192765
2023	51.05024509915834