Year % of total population ages 15+ (modeled ILO estimate) 1991 86.614 1992 86.607 1993 86.593 1994 86.571 1995 86.539 1996 86.534 1997 86.518 1998 86.494 1999 86.468 2000 86.448 2001 86.44 2002 86.842 2003 87.234 2004 87.616 2005 87.988 2006 88.35 2007 87.865 2008 87.364 2009 86.844 2010 86.307 2011 85.751 2012 85.176 2013 84.583 2014 83.97 2015 83.51 2016 83.039 2017 82.565 2018 82.087 2019 81.603 2020 80.39 2021 80.164 2022 81.123 2023 81.387