Year	% (modeled ILO estimate)
1991	12.039966378753258
1992	12.36103606244718
1993	11.623780893288494
1994	11.399100454841596
1995	11.052149102099921
1996	11.388440831306413
1997	11.072575102696323
1998	10.819906311566804
1999	11.587457104316835
2000	10.676398516134826
2001	10.199539689313443
2002	11.014317806370109
2003	11.160836547661784
2004	10.933275693386149
2005	10.676835268300861
2006	10.19494314743138
2007	10.022465419790068
2008	9.123106652879606
2009	9.011921152358518
2010	8.298180177955027
2011	7.720973786838332
2012	7.466566957302456
2013	7.441929035351903
2014	7.462363470917476
2015	8.1081229014515
2016	8.126809319705714
2017	7.5987082842181115
2018	5.894245497906323
2019	5.449759290441109
2020	4.601550173910733
2021	4.920375348099952
2022	5.118584852075291
2023	5.175745283974142