Year	% (modeled ILO estimate)
1991	80.32952252858104
1992	80.09693053311793
1993	79.92407324698526
1994	79.4881693648817
1995	79.04752378689939
1996	78.60030128044187
1997	78.14945991252725
1998	77.6935441003379
1999	77.23465639735133
2000	76.76971383350777
2001	76.29858476053738
2002	75.8250389503367
2003	75.34664735099338
2004	74.86355839700607
2005	74.37661557743021
2006	73.88572627823396
2007	73.39176276771005
2008	72.8935448838503
2009	72.39162551741579
2010	71.88549260919002
2011	71.37805386363331
2012	70.86419419365302
2013	70.34973776461317
2014	69.83224960384679
2015	69.31106471816283
2016	68.78754816523265
2017	68.26111111111112
2018	67.7338697285896
2019	68.0577556599145
2020	68.05649909420289
2021	68.28547896964018
2022	67.13566863970945
2023	67.24536556326231