Year % of male labor force with advanced education 1992 5.459 1993 6.671 1994 5.874 1995 4.781 1996 4.398 1997 3.639 1998 3.03 1999 1.945 2000 1.545 2001 1.559 2002 2.672 2003 2.884 2004 2.312 2005 2.302 2006 2.707 2007 2.518 2008 3.718 2009 7.625 2010 8.55 2011 8.437 2012 7.995 2013 7.173 2014 6.702 2015 5.381 2016 5.076 2017 3.922 2018 3.747 2019 3.227 2020 4.024 2021 4.623 2022 2.796 2023 2.823