Year	% of female labor force (national estimate)
1976	1.9
1977	2.76
1978	2.8
1979	2.76
1981	4.16
1982	5.09
1983	4.63
1984	4.4
1985	3.86
1986	2.71
1987	3.95
1988	4.25
1989	5.353
1990	5.574
1992	8.935
1993	7.34
1995	9.014
1996	10.641
1997	12.03
1998	13.589
1999	14.58
2001	13.673
2002	13.608
2003	14.188
2004	13.25
2005	13.891
2006	12.696
2007	12.407
2008	11.173
2009	12.585
2011	10.351
2012	9.222
2013	8.958
2014	8.306
2015	10.292
2016	13.584
2017	14.861
2018	14.394
2019	14.322
2020	16.223
2021	16.41
2022	11.491
2023	9.681