Year	% (modeled ILO estimate)
1991	58.33961338067669
1992	58.306454610285336
1993	58.30460496372396
1994	58.4249440332206
1995	58.68495847883108
1996	58.7825844131971
1997	58.814626528335495
1998	58.79914797341326
1999	58.751641144775206
2000	58.82592461022964
2001	58.92548710973815
2002	59.04059567005785
2003	59.11033131219161
2004	59.26538470466682
2005	59.38124406136869
2006	59.291979879605236
2007	59.162922908461
2008	58.95406515464905
2009	58.56890242678522
2010	57.85238304322654
2011	57.90383609082741
2012	57.72776719593595
2013	57.73754636970407
2014	57.45335996233145
2015	57.271002200910665
2016	57.098101204195174
2017	56.88875998968766
2018	56.68589104252655
2019	56.48042773588196
2020	55.47538592189917
2021	55.60003361452073
2022	56.11975317150383
2023	56.35721611559052