Year	% of male labor force (national estimate)
1973	12.89
1974	12.72
1975	13.14
1977	7.9
1978	5.97
1979	5.79
1980	5.26
1981	5.79
1982	5.53
1983	5.92
1984	7.52
1985	9.13
1986	8.91
1987	20.55
1988	20.99
1989	20.69
1990	17.68
1991	15.74
1992	17.06
1993	17.68
1994	16.15
1995	15.2
1996	13.26
1997	12.3
1998	11.35
1999	10.86
2000	10.22
2001	8.66
2002	7.76
2003	8.3
2004	6.38
2005	5.81
2006	4.52
2007	3.91
2008	3.52
2009	4.58
2010	3.588
2011	2.866
2012	3.109
2013	2.281
2014	2.147
2015	2.063
2016	3.238
2019	3.138
2020	3.749
2021	3.826
2022	3.913