Year	% (modeled ILO estimate)
1991	80.714
1992	80.437
1993	79.976
1994	79.977
1995	79.89
1996	79.799
1997	79.684
1998	78.795
1999	78.434
2000	79.254
2001	79.971
2002	79.132
2003	78.873
2004	78.992
2005	77.24
2006	77.092
2007	76.969
2008	76.945
2009	77.167
2010	78.033
2011	78.831
2012	79.829
2013	79.211
2014	79.201
2015	78.652
2016	77.962
2017	78.225
2018	78.469
2019	79.451
2020	77.885
2021	76.286
2022	78.516
2023	79.083