Year % of male working-age population with basic education 1994 47.123 1995 47.596 1996 48.338 1997 49.501 1998 49.179 1999 49.066 2000 51.913 2001 51.876 2002 52.455 2003 52.698 2004 53.608 2005 53.72 2006 55.073 2007 55.074 2008 54.478 2009 53.581 2010 53.695 2011 52.365 2012 52.372 2013 52.804 2014 52.684 2015 52.885 2016 52.814 2017 52.687 2018 53.795 2019 54.257 2020 52.83 2021 52.989 2022 54.869 2023 56.103