Year	% (modeled ILO estimate)
1991	45.77506418762762
1992	45.08837524572754
1993	43.793855391840374
1994	42.69666371555738
1995	41.51625445327625
1996	40.36921796343755
1997	39.225683100853644
1998	38.21667691095019
1999	37.51277108295905
2000	36.73619629703341
2001	35.97237799098749
2002	35.37919124712463
2003	34.66516651109681
2004	34.30253220505363
2005	33.913733395312924
2006	33.44511284064468
2007	32.9725704199527
2008	32.18305997805994
2009	31.291908314125997
2010	30.446075590459603
2011	29.55930293124963
2012	28.83365559681517
2013	28.019325736444166
2014	27.229084396251594
2015	26.44304448985466
2016	25.674746740892765
2017	25.063292914937
2018	24.433658095988665
2019	24.26008655139967
2020	21.907129919063518
2021	22.72247656733883
2022	23.153789604782183
2023	24.06622312692346