Year % of total working-age population with advanced education 1992 89.577 1993 89.716 1994 90.126 1995 89.467 1996 89.515 1997 90.111 1999 89.903 2000 89.738 2001 89.873 2002 89.758 2003 89.8 2004 89.637 2005 90.137 2006 90.045 2007 89.722 2008 85.317 2009 85.162 2010 85.068 2011 85.336 2012 83.952 2013 84.061 2014 84.1 2015 84.222 2016 84.101 2017 84.005 2018 84.287 2019 84.555 2020 85.323 2021 85.422 2022 86.606 2023 87.27