Year % of female labor force (national estimate) 1981 2.09 1982 2.22 1987 4.17 1989 3.08 2003 3.393 2004 3.376 2006 2.468 2010 3.832 2011 6.614 2012 3.443 2013 3.642 2014 3.366 2015 3.528 2016 3.455 2017 3.502 2018 2.801 2019 2.912 2021 2.836 2022 4.54