Year	% (modeled ILO estimate)
1991	65.9
1992	65.429
1993	65.21
1994	65.651
1995	67.999
1996	67.425
1997	66.137
1998	67.585
1999	70.315
2000	71.873
2001	71.086
2002	70.177
2003	69.414
2004	68.665
2005	69.18
2006	69.413
2007	69.99
2008	69.178
2009	66.348
2010	65.858
2011	65.802
2012	66.847
2013	67.796
2014	68.742
2015	70.239
2016	71.102
2017	70.621
2018	69.767
2019	68.806
2020	65.483
2021	64.652
2022	67.924
2023	68.4