Year	% of male labor force (national estimate)
1996	15.13
1997	11.86
1998	13.36
1999	10.55
2000	11.98
2001	11.26
2002	9.76
2003	11.86
2004	11.99
2005	10.42
2006	10.01
2010	7.8
2011	9.2
2012	9.6
2013	10.1
2014	10.3
2015	8.9
