Year	% (modeled ILO estimate)
1991	71.73954875643432
1992	72.48500594905666
1993	73.26654977500398
1994	74.08458031909623
1995	74.94241362043064
1996	75.84103278066067
1997	76.7836339661772
1998	77.77101254015962
1999	78.80703503088647
2000	79.89450327518169
2001	79.78100086447029
2002	77.62019470615905
2003	76.15263225237777
2004	74.68094157685763
2005	81.63052698941856
2006	78.97731333895615
2007	72.18912826025291
2008	74.37171971170012
2009	76.49587961304192
2010	85.32575849147831
2011	81.52885662431942
2012	81.81871055922296
2013	82.03228482845957
2014	82.24922772046395
2015	82.2952491984844
2016	82.21885605255109
2017	82.230345751653
2018	81.95446085843899
2019	82.1142233539469
2020	81.75738381085658
2021	82.21076846917677
2022	81.89566452622881
2023	81.92888526784417