Year	% of total labor force (modeled ILO estimate)
1991	5.407
1992	5.91
1993	5.965
1994	5.349
1995	6.307
1996	5.036
1997	4.687
1998	3.737
1999	3.247
2000	3.458
2001	3.738
2002	4.022
2003	4.221
2004	4.256
2005	4.381
2006	3.399
2007	2.493
2008	2.55
2009	3.103
2010	3.521
2011	3.215
2012	3.123
2013	3.423
2014	3.484
2015	4.296
2016	4.679
2017	4.162
2018	3.8
2019	3.687
2020	4.422
2021	4.369
2022	3.233
2023	3.581