Year	% (modeled ILO estimate)
1991	65.352
1992	65.314
1993	65.418
1994	65.275
1995	65.405
1996	65.519
1997	65.886
1998	65.945
1999	65.954
2000	65.726
2001	65.805
2002	65.787
2003	65.64
2004	65.452
2005	65.312
2006	65.236
2007	65.168
2008	65.047
2009	64.741
2010	64.479
2011	64.265
2012	63.871
2013	63.869
2014	63.777
2015	63.638
2016	62.978
2017	62.616
2018	62.581
2019	62.633
2020	60.85
2021	61.125
2022	62.876
2023	63.293