Year % of total population ages 15+ (modeled ILO estimate) 1991 61.45930177845614 1992 61.68447350373877 1993 61.99375413814244 1994 62.19506100908894 1995 62.392966248411426 1996 61.91655773634769 1997 62.68037087239984 1998 62.83601305893105 1999 62.842134830789384 2000 62.70894507430361 2001 62.80266900134252 2002 62.86435362071843 2003 63.07438457168098 2004 63.54851563910998 2005 63.8803244308597 2006 64.12627853005544 2007 63.95984060022736 2008 63.851679947947254 2009 64.0666005118813 2010 63.52370667525308 2011 63.180676653515505 2012 63.59397180132046 2013 63.348460876190764 2014 63.13030895431793 2015 63.20246202740678 2016 63.14498907647069 2017 63.275738825945766 2018 63.401885910876814 2019 63.488585138986906 2020 59.456532749500525 2021 61.71384734845587 2022 62.520717066725595 2023 62.56477081010855