Year	% (modeled ILO estimate)
1991	61.748
1992	61.357
1993	61.462
1994	61.495
1995	61.52
1996	61.446
1997	61.624
1998	61.33
1999	61.267
2000	61.371
2001	61.694
2002	61.757
2003	61.567
2004	61.197
2005	61.342
2006	61.105
2007	61.164
2008	61.013
2009	61.334
2010	61.343
2011	61.093
2012	61.183
2013	61.358
2014	61.286
2015	61.399
2016	61.203
2017	61.037
2018	62.036
2019	56.25
2020	53.93
2021	57.334
2022	59.257
2023	63.799