Year	% of female labor force (national estimate)
1974	2.4
1975	5.2
1976	7.1
1978	11.83
1979	12.6
1983	12.2
1985	11.22
1986	11.546
1987	9.602
1988	8.337
1989	7.348
1990	6.477
1991	5.616
1992	4.759
1993	6.267
1994	7.757
1995	7.783
1996	8.44
1997	7.494
1998	5.667
1999	5.065
2000	4.727
2001	4.949
2002	5.312
2003	7.253
2004	7.18
2005	8.633
2006	8.905
2007	9.492
2008	8.751
2009	10.092
2010	11.864
2011	13.048
2012	15.501
2013	16.37
2014	14.327
2015	12.748
2016	11.167
2017	9.349
2018	7.438
2019	7.147
2020	7.057
2021	6.899
2022	6.479
2023	6.881