Year	% (modeled ILO estimate)
1991	77.303
1992	76.52
1993	76.704
1994	76.174
1995	73.92
1996	73.599
1997	74.073
1998	71.997
1999	69.139
2000	68.941
2001	68.523
2002	66.417
2003	65.35
2004	66.133
2005	66.404
2006	66.916
2007	67.212
2008	66.852
2009	65.196
2010	65.02
2011	65.659
2012	66.09
2013	66.548
2014	66.348
2015	66.439
2016	66.038
2017	66.006
2018	66.391
2019	65.098
2020	61.702
2021	61.672
2022	61.359
2023	60.957