Year	% (modeled ILO estimate)
1991	63.886
1992	64.926
1993	65.868
1994	66.865
1995	67.128
1996	66.992
1997	66.752
1998	66.805
1999	66.806
2000	66.715
2001	66.587
2002	66.67
2003	66.421
2004	66.144
2005	66.203
2006	66.089
2007	65.683
2008	65.26
2009	65.162
2010	65.267
2011	63.009
2012	58.641
2013	60.427
2014	56.152
2015	55.092
2016	54.968
2017	53.916
2018	55.894
2019	52.984
2020	55.296
2021	55.336
2022	54.65
2023	55.05