Year	% (modeled ILO estimate)
1991	33.883513530527765
1992	33.931172871350945
1993	33.93836469326499
1994	34.07318748542568
1995	34.06466220104949
1996	34.29185718678828
1997	34.40961787714027
1998	34.62745667727305
1999	34.791743112647865
2000	34.86304576041492
2001	34.75994326929989
2002	34.597769941484295
2003	34.54565705557227
2004	34.46194439367847
2005	34.512724452997496
2006	34.541958880750855
2007	34.59472728145428
2008	34.45372611692178
2009	34.43407403439096
2010	34.44482507648639
2011	34.05014372874155
2012	33.582006026256124
2013	33.681297999571306
2014	33.74439321746636
2015	33.645427557034985
2016	33.6023736916866
2017	33.45874059712528
2018	33.26616446025398
2019	33.38589925850522
2020	32.45705158042463
2021	33.2022638589812
2022	34.19773480398818
2023	36.669617595675255