Year	% (modeled ILO estimate)
1991	87.635
1992	87.619
1993	87.578
1994	87.529
1995	87.417
1996	87.451
1997	87.454
1998	87.638
1999	87.644
2000	87.6
2001	87.696
2002	87.569
2003	87.402
2004	86.857
2005	86.652
2006	87.419
2007	88.052
2008	88.557
2009	88.95
2010	89.47
2011	89.919
2012	87.367
2013	85.897
2014	84.289
2015	84.199
2016	84.195
2017	84.141
2018	84.097
2019	84.012
2020	83.087
2021	82.708
2022	83.74
2023	83.832