Year	% (modeled ILO estimate)
1991	46.9917459279752
1992	46.058941669274894
1993	45.28542231354356
1994	45.11377108901485
1995	44.564929207250785
1996	43.78429815315823
1997	42.49269655397849
1998	42.225172445833735
1999	41.3158018250741
2000	40.93027355325356
2001	40.331648313502065
2002	39.435067200957896
2003	39.778706775241254
2004	39.28986441758391
2005	38.922072257986514
2006	39.08369662417374
2007	38.70250598620736
2008	38.3791295683095
2009	36.66761346360909
2010	36.15105432862036
2011	35.90565533815752
2012	35.313799628251964
2013	34.937529073172605
2014	35.20401439227528
2015	35.72128280869283
2016	35.909117001374426
2017	35.85779623076648
2018	36.08899246320828
2019	36.12008457946489
2020	33.48776131156575
2021	33.362945311730186
2022	34.358192823639094
2023	35.233578563216454