Year	% (modeled ILO estimate)
1991	74.776
1992	75.707
1993	76.571
1994	77.354
1995	78.013
1996	77.532
1997	76.893
1998	76.1
1999	75.237
2000	74.448
2001	72.291
2002	70.222
2003	68.262
2004	66.414
2005	64.728
2006	64.816
2007	64.98
2008	65.239
2009	65.611
2010	66.06
2011	67.096
2012	68.007
2013	68.808
2014	69.52
2015	70.133
2016	69.806
2017	69.657
2018	69.507
2019	69.141
2020	68.027
2021	67.697
2022	69.141
2023	69.346