Year	% (modeled ILO estimate)
1991	97.26814653411412
1992	97.08046070792368
1993	96.93837356189132
1994	96.88531045063883
1995	96.97146739130434
1996	96.7569547112998
1997	96.66580827042192
1998	96.68040230975683
1999	96.74387696981204
2000	96.80338656499734
2001	96.65275368603643
2002	96.54854914492303
2003	96.47346982962772
2004	96.42475481907339
2005	96.40239119262085
2006	95.54928502296923
2007	94.65728576925191
2008	93.72514790030063
2009	92.75165909884736
2010	91.73818079334883
2011	90.68745913058311
2012	89.59824438101522
2013	89.53208326165492
2014	89.53193319475308
2015	89.59908197661909
2016	89.59492799357393
2017	89.68992248062017
2018	89.8684494285098
2019	90.11669788214954
2020	90.11650739625605
2021	90.48184569930628
2022	90.80038265306122
2023	90.83490360921873