Year	% (modeled ILO estimate)
1991	62.3641759432122
1992	62.380770252422195
1993	62.48557388993235
1994	62.56047359662712
1995	62.50032967907971
1996	62.49799165670747
1997	62.43513532292813
1998	62.368469899368485
1999	62.360660285578746
2000	62.43683137505512
2001	62.47317105870375
2002	62.481799804924314
2003	62.46452248338709
2004	62.49623307238944
2005	62.12011165447773
2006	62.66554770166198
2007	63.22194830355943
2008	63.800037441058656
2009	64.42432073588157
2010	64.99029976557148
2011	65.51674561189552
2012	64.91529631375572
2013	64.41871880335134
2014	63.89987568841969
2015	63.72370833195862
2016	63.45994197416279
2017	63.45606475191344
2018	63.521440880260926
2019	63.64328491686999
2020	62.525070291080866
2021	62.491579962180595
2022	63.866757136091735
2023	64.38658809938629
