Year % of female labor force (national estimate) 1990 10.9 1991 10.5 1992 28.3 1993 24.2 1994 19.9 1995 14.8 1996 13.6 1997 16.6 1998 20.9 1999 21.4 2000 19.3 2001 19.9 2002 4.978 2003 18.2 2004 17.5 2005 7.07 2006 16.8 2007 16.431 2008 13.722 2009 15.644 2010 15.844 2011 13.753 2012 11.489 2013 13.436 2014 15.52 2015 17.121 2016 14.471 2017 12.504 2018 11.883 2019 11.316