Year	% (modeled ILO estimate)
1991	67.392
1992	67.06
1993	68.136
1994	69.308
1995	68.702
1996	68.895
1997	69.085
1998	68.682
1999	70.737
2000	68.21
2001	65.439
2002	63.688
2003	63.867
2004	66.055
2005	66.124
2006	67.552
2007	68.048
2008	68.885
2009	68.948
2010	71.67
2011	68.196
2012	67.309
2013	66.35
2014	65.701
2015	64.222
2016	63.732
2017	61.941
2018	63.305
2019	65.017
2020	64.304
2021	66.212
2022	67.575
2023	68.014