Year % of female enrollment 1999 3.11729 2000 3.09069 2001 3.22094 2002 3.12059 2003 3.15969 2004 3.12741 2005 3.19731 2006 2.76308 2007 3.56969 2008 3.22593 2009 3.17669 2010 3.07189 2011 2.94102 2012 2.74667 2013 2.51691 2014 2.56212 2015 2.22696 2016 2.32834 2017 2.25476 2018 2.10862