Year	% (modeled ILO estimate)
1991	49.621876095557674
1992	49.64719766974689
1993	49.651412564221744
1994	49.68211403608163
1995	49.69380811975505
1996	49.73481500189418
1997	49.162377636492074
1998	48.590404415934664
1999	48.021503481096325
2000	47.45428018011219
2001	46.88807629961925
2002	46.32535716975921
2003	45.76471030944646
2004	45.205479452054796
2005	44.64988147863412
2006	46.64142476511008
2007	48.661167512690355
2008	50.70810435222033
2009	52.7720480957891
2010	54.851559564073646
2011	56.93870673838972
2012	56.06854301695818
2013	55.22068404959424
2014	54.399653229302125
2015	52.20754741678337
2016	50.07110890753233
2017	50.236092762873916
2018	50.35237097196751
2019	50.30613045867239
2020	50.204688238870496
2021	50.241938763062656
2022	50.33286866344437
2023	50.61607085138018