Year	% (modeled ILO estimate)
1991	62.64766907612091
1992	62.50010953722441
1993	62.175190453805435
1994	61.99923823978506
1995	61.764211615901736
1996	61.61174231073174
1997	61.589076533881766
1998	61.46219823572061
1999	61.32388642198704
2000	61.23054774033122
2001	60.75023561948257
2002	60.207512204375156
2003	59.81715780269757
2004	59.581296113143736
2005	59.24382193014207
2006	59.16023799995139
2007	59.10075434971842
2008	58.84693286570841
2009	58.5357561555619
2010	58.3993800630614
2011	58.25065163241535
2012	57.993848954069406
2013	57.75990487797778
2014	57.52619778269488
2015	57.28185418488723
2016	56.98748849937695
2017	56.71984639735492
2018	56.52668987133578
2019	56.439728689398244
2020	54.55481390841513
2021	55.562329261071035
2022	56.55714809542822
2023	57.28539069006369
