Year % of total population ages 15+ (modeled ILO estimate) 1991 72.405 1992 72.443 1993 72.471 1994 72.482 1995 72.465 1996 72.508 1997 72.526 1998 72.523 1999 72.51 2000 72.499 2001 72.529 2002 72.55 2003 72.565 2004 72.575 2005 72.58 2006 71.693 2007 70.79 2008 69.869 2009 68.933 2010 67.98 2011 67.012 2012 66.03 2013 66.043 2014 66.043 2015 66.03 2016 66.03 2017 66.011 2018 65.975 2019 65.926 2020 65.299 2021 65.708 2022 65.766 2023 65.776