Year	% (modeled ILO estimate)
1991	66.5714530368485
1992	66.01636764728075
1993	65.29552371108727
1994	64.82186685928507
1995	64.22429025284531
1996	63.57476730165171
1997	63.095670036437525
1998	62.57929978051181
1999	62.28738297849487
2000	61.7101428893555
2001	61.23523534663846
2002	60.66764794072128
2003	60.130706491894465
2004	59.80915738683152
2005	59.18521501304316
2006	58.40902260460185
2007	57.60895669192243
2008	56.78517792027697
2009	55.91297429447206
2010	54.95387704915257
2011	54.12149937670701
2012	53.42313405025669
2013	52.742952416031656
2014	51.98309126926612
2015	51.27673548477139
2016	50.677817056182356
2017	50.14429131267424
2018	49.66110753238918
2019	49.022198138928545
2020	47.432425960472436
2021	47.857097554363285
2022	47.99858279808577
2023	48.10669910388793