Year % of male labor force with advanced education 1995 6.003924063190908 1996 6.018109221005412 1997 5.683572922225447 1998 5.223052577590508 1999 4.775428060406359 2000 4.713621159344349 2001 4.2664491957375965 2002 4.471757693877564 2003 4.843271645258103 2004 4.969195593460258 2005 5.066130395759671 2006 4.393401183432915 2007 3.828560692638145 2008 3.7242158933595566 2009 5.532325240756502 2010 6.044506947020724 2011 6.689509888139885 2012 7.788854002139536 2013 8.419206471878386 2014 7.700256731202716 2015 6.936813843179722 2016 6.062773423878265 2017 5.407674268798515 2018 4.901307606740104 2019 4.718269633094509 2020 5.141644923561027 2021 4.881182071955009 2022 4.160884603552129 2023 3.8984989611657537