Year	% (modeled ILO estimate)
1991	66.06993551852523
1992	66.04373579461249
1993	66.26460285585813
1994	66.52367025234318
1995	66.57256660411426
1996	66.59878340876995
1997	66.64737169574059
1998	66.88445576067944
1999	66.90521274227203
2000	66.97685188001144
2001	66.93338054872669
2002	66.94847174675671
2003	67.06274971328125
2004	67.18145919918945
2005	67.35425543180851
2006	67.35303952529084
2007	67.37174567790323
2008	67.4285588704768
2009	67.52081468249717
2010	67.61270916008962
2011	67.73576026153523
2012	67.8076128329574
2013	68.09924677299936
2014	68.3141906051803
2015	68.55739539308799
2016	68.542225730614
2017	68.67576911919085
2018	68.59976699288157
2019	68.70560321041566
2020	68.6779646598745
2021	69.23141309392729
2022	68.78840932449846
2023	69.0011633719532