Year % of male labor force with advanced education 1995 4.775772466495476 1996 4.940621671084516 1997 4.461792237933106 1998 4.244229220239499 1999 3.9321131387941555 2000 3.6453145207666076 2001 3.5463464905368625 2002 4.48344767275965 2003 4.667948395894764 2004 5.171722449102471 2005 4.665647379156053 2006 3.9635887720320735 2007 3.992206766171052 2008 4.09732097918044 2009 5.8421399336171005 2010 5.87072429282765 2011 5.959465765547715 2012 6.124339268456922 2013 6.366412979354187 2014 6.1815262831543825 2015 5.556778281612982 2016 5.37352176523075 2017 4.991175927813297 2018 4.832591683045729 2019 5.1393537052334075 2020 5.693621227233184 2021 5.727007992703646 2022 4.615971075389833 2023 4.266950671584187