Year	% of total labor force (modeled ILO estimate)
1991	6.332655512398705
1992	6.321032858802156
1993	6.087898575212217
1994	6.6944483289586465
1995	7.922553941493654
1996	8.308638006017896
1997	8.152885266274936
1998	8.49753982776084
1999	9.440888843868317
2000	9.46467215348802
2001	9.067956983255353
2002	9.41019163408072
2003	9.26850043338875
2004	8.751597954384444
2005	8.232264372504462
2006	7.60713293287802
2007	7.2219379242776665
2008	6.8360923013912736
2009	7.809249033030457
2010	7.216290836375772
2011	6.712880790693219
2012	6.427723902972112
2013	6.382924099129965
2014	6.1845063291130415
2015	6.6871667035049
2016	7.753916090108492
2017	8.04964446167378
2018	7.953043893209455
2019	8.016580346518811
2020	10.212684276395619
2021	9.167557158973649
2022	6.905458104175718
2023	6.220895863707479