Year % of total working-age population with advanced education 1992 80.947 1993 80.202 1994 80.116 1995 80.037 1996 79.714 1997 79.667 1998 80.253 1999 81.702 2000 81.567 2001 79.907 2002 78.915 2003 79.037 2004 80.139 2005 79.515 2006 78.569 2007 79.211 2008 78.287 2009 77.683 2010 76.849 2011 76.003 2012 75.834 2013 75.745 2014 75.737 2015 75.022 2016 75.054 2017 75.717 2018 74.824 2019 75.138 2020 75.472 2021 75.313 2022 75.994 2023 75.906