Year % of total population ages 15+ (modeled ILO estimate) 1991 67.45960079099771 1992 67.41780206196555 1993 67.27295602945925 1994 67.16728648378368 1995 67.11530508514326 1996 67.05694046265026 1997 66.95684157908615 1998 66.86243063377566 1999 66.77300871881803 2000 66.70723734439544 2001 66.6818154528851 2002 66.6462641072525 2003 66.58878583107555 2004 66.5688475367766 2005 66.52428206824457 2006 66.41834175607802 2007 66.30110750107154 2008 66.0893043365886 2009 65.82970053085677 2010 65.57705399441055 2011 65.35807481775866 2012 64.98531512829193 2013 64.73822217093051 2014 64.51451874549964 2015 64.36112049934763 2016 64.29360762262023 2017 63.98254471664895 2018 63.80227312720692 2019 63.629236563825195 2020 62.90163880109712 2021 63.114343124981616 2022 63.33441513330404 2023 63.3663352068544