Year	% (modeled ILO estimate)
1991	82.877
1992	83.289
1993	83.079
1994	82.924
1995	82.511
1996	81.789
1997	81.665
1998	78.902
1999	78.482
2000	78.762
2001	79.423
2002	79.822
2003	79.924
2004	80.66
2005	80.303
2006	80.2
2007	80.624
2008	80.437
2009	80.08
2010	79.487
2011	80.583
2012	80.689
2013	78.781
2014	78.22
2015	77.474
2016	76.367
2017	75.563
2018	75.941
2019	74.977
2020	74.613
2021	74.36
2022	75.269
2023	74.992