Year	% (modeled ILO estimate)
1991	71.602
1992	70.649
1993	70.537
1994	70.011
1995	69.281
1996	69.415
1997	69.817
1998	69.979
1999	70.326
2000	72.225
2001	73.343
2002	73.895
2003	73.532
2004	73.145
2005	72.849
2006	72.606
2007	72.393
2008	72.044
2009	72.02
2010	71.411
2011	70.939
2012	71.019
2013	70.753
2014	70.925
2015	71.057
2016	70.734
2017	70.46
2018	70.325
2019	70.469
2020	69.799
2021	69.253
2022	71.004
2023	71.27