Year % of total population ages 15+ (modeled ILO estimate) 1991 60.44887468507359 1992 60.30334618932157 1993 60.08019941984014 1994 60.119232835497115 1995 60.046733291559526 1996 60.15261544422186 1997 60.3048462261245 1998 60.25503839731751 1999 60.31507676970603 2000 60.38217121144549 2001 60.22346675533616 2002 60.229169907629576 2003 60.19417662303592 2004 60.142438784982815 2005 60.315917273821675 2006 60.5024786766935 2007 60.586620233473205 2008 60.68329572242537 2009 60.43003070024878 2010 60.174403082163 2011 60.0289837565437 2012 60.07554405121001 2013 60.029007091760484 2014 60.024192565447365 2015 60.018724322357436 2016 60.22502886427231 2017 60.381945950393444 2018 60.559276993422 2019 60.797414824266944 2020 59.86667671161842 2021 60.08587078980449 2022 60.71816058704668 2023 61.00949326414047