Year	% (modeled ILO estimate)
1991	37.003864498800404
1992	36.921544356896135
1993	36.7285761208656
1994	36.379290506439496
1995	35.98353577624812
1996	35.192659943680944
1997	34.789283047250514
1998	34.310910209775926
1999	34.92311067260978
2000	34.16524058994586
2001	33.31523120933038
2002	33.42181319057498
2003	33.495342399210834
2004	33.4363039474886
2005	33.41624116894632
2006	32.96456615872519
2007	32.289232593761355
2008	31.94768981575831
2009	31.633429051085226
2010	31.312802997066342
2011	30.37770773404237
2012	30.375611401926857
2013	29.985140814002502
2014	29.543316493676436
2015	28.560926582115492
2016	28.53394570508824
2017	27.820323016773283
2018	26.6399041385662
2019	25.923716832336297
2020	24.51180400329505
2021	25.043581815492143
2022	25.183543197560347
2023	25.34763863912486