Year	% of total labor force (modeled ILO estimate)
1991	9.38
1992	8.92
1993	10.92
1994	10.93
1995	11.04
1996	9
1997	8.37
1998	8.03
1999	7.95
2000	8.98
2001	9.26
2002	10.01
2003	10.91
2004	10.32
2005	11.049
2006	10.49
2007	8.8
2008	8.517
2009	9.087
2010	8.757
2011	11.849
2012	12.597
2013	13.154
2014	13.105
2015	13.052
2016	12.45
2017	11.767
2018	9.855
2019	7.851
2020	7.974
2021	7.441
2022	7.344
2023	7.306