Year	% (modeled ILO estimate)
1991	25.595
1992	25.632
1993	25.66
1994	25.649
1995	25.466
1996	25.247
1997	24.973
1998	24.843
1999	24.73
2000	24.529
2001	24.39
2002	24.712
2003	25.038
2004	25.366
2005	25.696
2006	26.03
2007	25.43
2008	25.37
2009	24.16
2010	25.8
2011	23.27
2012	20.91
2013	19.33
2014	23.21
2015	24.47
2016	21.26
2017	23.18
2018	23.01
2019	29.61
2020	26.817
2021	24.792
2022	21.59
2023	20.401