Year	% (modeled ILO estimate)
1991	66.387
1992	66.503
1993	65.298
1994	61.49
1995	60.884
1996	63.343
1997	62.941
1998	63.339
1999	64.72
2000	64.989
2001	63.954
2002	65.393
2003	63.445
2004	61.881
2005	59.899
2006	63.339
2007	62.599
2008	62.419
2009	61.581
2010	62.507
2011	63.258
2012	61.958
2013	62.057
2014	62.056
2015	61.562
2016	62.484
2017	63.134
2018	62.6
2019	61.17
2020	59.426
2021	59.608
2022	60.145
2023	60.281