Year	% (modeled ILO estimate)
1991	59.39
1992	59.466
1993	59.691
1994	59.885
1995	60.289
1996	60.481
1997	60.617
1998	60.593
1999	60.73
2000	60.834
2001	61.01
2002	61.199
2003	61.252
2004	62.248
2005	63.157
2006	63.036
2007	62.879
2008	62.747
2009	62.44
2010	62.564
2011	62.805
2012	62.932
2013	64.429
2014	64.385
2015	64.462
2016	64.539
2017	64.516
2018	64.774
2019	65.056
2020	63.944
2021	64.878
2022	65.157
2023	65.297