Year	% of total labor force (modeled ILO estimate)
1991	5.329
1992	5.483
1993	5.554
1994	5.598
1995	5.464
1996	5.394
1997	5.494
1998	5.589
1999	5.683
2000	5.724
2001	5.784
2002	5.814
2003	5.784
2004	5.674
2005	5.689
2006	5.683
2007	5.696
2008	5.647
2009	5.722
2010	5.839
2011	5.755
2012	5.649
2013	5.61
2014	5.652
2015	5.793
2016	5.83
2017	5.879
2018	5.758
2019	5.789
2020	6.307
2021	6.341
2022	5.941
2023	5.866
