Year	% of total labor force (national estimate)
1995	9.59
2001	9.14
2002	8.205
2003	5.904
2004	8.337
2005	9.524
2006	9.04
2007	8.475
2008	7.17
2009	7.257
2010	7.654
2011	7.447
2012	7.472
2013	7.322
2014	7.467
2015	7.41
2016	6.814
2017	6.752
2018	6.427
2019	6.331
2020	8.627
2021	7.719
2022	6.322