Year	% (modeled ILO estimate)
1991	46.89176025957291
1992	46.74841266430425
1993	46.32693408136209
1994	46.49983140320295
1995	46.3437028275919
1996	46.1852533415862
1997	45.99653320847366
1998	45.89480849901492
1999	46.0478078177774
2000	45.7108437592341
2001	45.25477854371164
2002	44.93820852675789
2003	44.55514433535397
2004	44.4378910592882
2005	43.919971601595286
2006	43.36836543855959
2007	42.70831980126292
2008	41.94007509074508
2009	41.20750624164477
2010	40.49918513275568
2011	39.79730917410561
2012	39.36327676884008
2013	38.978153050681065
2014	38.43440215055146
2015	37.99470342517516
2016	37.566744920126254
2017	37.14614592291759
2018	36.63800484239884
2019	36.16892841764266
2020	35.064502500010946
2021	35.35193518360952
2022	35.708339581439404
2023	36.40353828231642