Year	% (modeled ILO estimate)
1991	56.24522024372729
1992	55.91549315794366
1993	55.4646629139135
1994	54.94342901171015
1995	54.45511246167882
1996	54.20584069430489
1997	53.913998030969275
1998	53.58242606179342
1999	53.20414087765758
2000	52.84536613818377
2001	52.66466177943526
2002	52.4793488107815
2003	52.26129109862918
2004	52.067719148317515
2005	51.87225853806296
2006	51.69671200622986
2007	51.419755115275656
2008	51.087559140400764
2009	50.57210117573409
2010	49.93063117763411
2011	49.82978311236099
2012	49.07215022404998
2013	48.391503725758746
2014	47.929419538549226
2015	47.801121853080495
2016	47.73463239006471
2017	47.28763740642753
2018	46.8678026503492
2019	46.54811649818296
2020	46.087266378519764
2021	45.92969322266531
2022	45.835949503384185
2023	46.013561514822776