Year	Percent of total labor force (Units)
1995	4.000
1996	3.900
1997	4.775
1998	6.491
1999	8.720
2000	8.757
2001	8.113
2002	7.270
2003	7.770
2004	8.344
2005	7.932
2006	7.128
2007	5.306
2008	4.377
2009	6.703
2010	7.284
2011	6.708
2012	6.975
2013	6.949
2014	6.111
2015	5.021
2016	3.946
2017	2.890
2018	2.176
2019	1.960
2020	2.512
2021	2.732
2022	2.166
2023	2.579
2024	2.560
2025	2.500
2026	2.400
2027	2.400
2028	2.400
2029	2.400
