Year	% of total labor force (modeled ILO estimate)
1991	7.285
1992	5.555
1993	6.287
1994	7.159
1995	7.158
1996	6.421
1997	5.511
1998	4.394
1999	3.623
2000	2.725
2001	2.119
2002	2.554
2003	3.593
2004	4.646
2005	5.873
2006	5.002
2007	4.153
2008	3.654
2009	4.347
2010	4.989
2011	4.977
2012	5.821
2013	7.243
2014	7.416
2015	6.873
2016	6.006
2017	4.839
2018	3.831
2019	3.38
2020	3.819
2021	4.21
2022	3.524
2023	3.561