Year	% (modeled ILO estimate)
1991	49.01159140720792
1992	49.08278928878782
1993	49.25729394816727
1994	48.53302508097759
1995	47.486674012258476
1996	46.14208271714831
1997	46.40210792263149
1998	46.20153514731539
1999	45.36666840255716
2000	44.55171017413546
2001	44.583021538953155
2002	44.00277585498068
2003	43.88881141549643
2004	44.46273511447267
2005	45.0686110960117
2006	45.41781257260906
2007	45.34298459554471
2008	45.20486488645232
2009	44.00421033804684
2010	43.666298052742036
2011	43.34436371501697
2012	43.66226616467556
2013	42.67625584912895
2014	42.18524347930042
2015	41.18690235091032
2016	39.78441401348687
2017	39.643169912305545
2018	39.75671384796722
2019	39.893572962804754
2020	35.00457301022084
2021	38.16329506010472
2022	40.18673429638077
2023	40.41668697812165