Year % of male labor force with advanced education 1992 0.984 1993 1.876 1994 3.002 1995 4.586 1996 4.274 1997 2.963 1998 2.161 1999 3.563 2000 2.361 2001 1.73 2002 1.678 2003 4.007 2004 4.25 2005 5.516 2006 5.186 2007 5.632 2008 4.97 2009 6.579 2010 6.629 2011 9.9 2012 11.759 2013 11.061 2014 8.101 2015 8.645 2016 8.004 2017 6.436 2018 5.132 2019 4.84 2020 6.563 2021 5.062 2022 4.316 2023 4.586