Year % of total population ages 15+ (modeled ILO estimate) 1991 66.10137237012218 1992 65.96819193112758 1993 65.68155844416833 1994 65.5862508218737 1995 65.54800860500505 1996 65.38570944233086 1997 65.34310332106482 1998 65.31018253965146 1999 65.45778431807219 2000 65.38656691751196 2001 64.95436246465164 2002 64.47576686301932 2003 64.08929490700477 2004 63.795773850535134 2005 63.464166443079456 2006 63.26109403196564 2007 63.189066489981364 2008 62.9437132594925 2009 62.74992242850891 2010 62.45284602055743 2011 62.258254028657575 2012 61.98649048278938 2013 61.680453585071994 2014 61.43330968585479 2015 61.23045623027347 2016 60.959282271012995 2017 60.620920407115676 2018 60.33884898401641 2019 60.07539662568638 2020 58.44493876248616 2021 59.2894419155636 2022 59.952438182069024 2023 60.653123181032804