Year	% (modeled ILO estimate)
1991	63.68
1992	63.225
1993	62.75
1994	61.825
1995	62.187
1996	65.016
1997	64.578
1998	65.543
1999	65.732
2000	65.568
2001	66.112
2002	65.743
2003	65.055
2004	64.364
2005	64.006
2006	64.663
2007	65.159
2008	65.906
2009	65.426
2010	63.777
2011	64.485
2012	64.488
2013	64.332
2014	64.63
2015	64.879
2016	65.196
2017	65.155
2018	65.255
2019	65.235
2020	64.599
2021	63.944
2022	63.774
2023	63.808