Year	% (modeled ILO estimate)
1991	83.239
1992	81.998
1993	80.687
1994	79.304
1995	77.85
1996	76.324
1997	74.727
1998	73.06
1999	72.54
2000	72.014
2001	71.481
2002	70.943
2003	70.398
2004	69.848
2005	69.292
2006	68.73
2007	67.43
2008	66.102
2009	64.749
2010	63.371
2011	61.972
2012	60.552
2013	59.114
2014	57.66
2015	57.895
2016	58.1
2017	58.264
2018	58.387
2019	58.468
2020	58.08
2021	57.807
2022	57.881
2023	58