Year	% of female labor force (national estimate)
1991	11.17
1996	10.09
1997	10.13
2000	17.312
2001	17.855
2002	17.342
2003	15.73
2004	15.35
2005	13.907
2006	12.759
2007	11.385
2008	10.386
2009	10.75
2010	12.355
2011	13.778
2012	16.057
2013	16.812
2014	18.314
2015	16.945
2016	13.807
2017	11.919
2018	9.359
2019	7.17
2020	7.594
2021	8.03
2022	7.915
2023	6.622