Year % of male labor force with advanced education 2003 3.44 2006 4.634 2008 4.971 2009 6.761 2010 6.356 2011 4.584 2012 4.751 2013 4.305 2014 4.449 2015 6.331 2016 9.369 2017 6.927 2018 6.801 2019 7.73 2020 5.532 2021 8.397 2022 7.387