Year	% (modeled ILO estimate)
1991	55.814007624893044
1992	55.59666767634986
1993	54.68058214516609
1994	54.09434439270329
1995	53.458844202627276
1996	52.396878575551426
1997	51.32635707409417
1998	50.87244707937988
1999	51.44334182968109
2000	51.263584793890516
2001	50.407289604838404
2002	49.9445532350295
2003	49.09668047956695
2004	48.96487832273123
2005	48.622726105169754
2006	48.63509311689804
2007	48.35772576749748
2008	48.71295541854479
2009	47.396322603974056
2010	46.725207307145936
2011	46.55341218580815
2012	46.1630284213622
2013	46.24358277426239
2014	46.08977020868659
2015	45.924871519224624
2016	46.13617016268165
2017	45.79261047843845
2018	45.763741281239305
2019	45.89522743057846
2020	44.36110855556143
2021	45.21251496801584
2022	45.65591820007376
2023	45.956470934677284