Year	% (modeled ILO estimate)
1991	47.324103408156056
1992	46.29153476595719
1993	43.92690033702501
1994	42.71263114958866
1995	41.780766381999236
1996	40.62402205507284
1997	39.52034378120043
1998	38.934497798496096
1999	39.92212343755527
2000	40.056528301473534
2001	39.61647439347307
2002	38.980693594188885
2003	37.99460862591839
2004	37.913508795089406
2005	37.92826196361557
2006	38.15305814546915
2007	38.818435436630644
2008	39.466073277426354
2009	36.92658074568718
2010	36.706582460361986
2011	37.03120234084772
2012	36.22404065609948
2013	36.28836481169006
2014	36.36821905779615
2015	36.53066533244648
2016	36.832011440035764
2017	37.15646935635201
2018	37.692706536867874
2019	37.51786563176196
2020	35.2770628791889
2021	35.84057095334512
2022	37.660381361879296
2023	38.02353171261533