Year	% (modeled ILO estimate)
1991	43.9169586739714
1992	44.036373371523794
1993	42.47797636175385
1994	41.462116612685385
1995	39.47188745304074
1996	37.72286666076465
1997	36.0864982305795
1998	35.939557602266405
1999	34.94739920741445
2000	35.25059314200949
2001	35.488772276894615
2002	33.090903885390496
2003	30.83547923054014
2004	30.41455928756224
2005	29.09621216351907
2006	28.66113847550053
2007	27.60561079573976
2008	27.523046581839186
2009	27.431231741482875
2010	27.555290918045642
2011	26.29740551834977
2012	26.776425987420513
2013	26.461433835634196
2014	26.951661041243415
2015	26.79521362959107
2016	26.978410841859795
2017	28.15430316724326
2018	27.96907285817009
2019	27.62325116269903
2020	25.479062796694006
2021	24.42221169086389
2022	24.808734920436812
2023	25.102259529518534